From 06a670556c951eee4faabb72b2fe46ff231fd75f Mon Sep 17 00:00:00 2001 From: Sacha Arbonel Date: Wed, 30 Apr 2025 16:23:12 +0200 Subject: [PATCH] Update httplib.h to version 0.20.0 --- examples/server/httplib.h | 3523 +++++++++++++++++++++++++------------ 1 file changed, 2379 insertions(+), 1144 deletions(-) diff --git a/examples/server/httplib.h b/examples/server/httplib.h index feeb130866c..200d425a93c 100644 --- a/examples/server/httplib.h +++ b/examples/server/httplib.h @@ -1,14 +1,14 @@ // // httplib.h // -// Copyright (c) 2023 Yuji Hirose. All rights reserved. +// Copyright (c) 2025 Yuji Hirose. All rights reserved. // MIT License // #ifndef CPPHTTPLIB_HTTPLIB_H #define CPPHTTPLIB_HTTPLIB_H -#define CPPHTTPLIB_VERSION "0.14.1" +#define CPPHTTPLIB_VERSION "0.20.0" /* * Configuration @@ -18,8 +18,12 @@ #define CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND 5 #endif +#ifndef CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND +#define CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND 10000 +#endif + #ifndef CPPHTTPLIB_KEEPALIVE_MAX_COUNT -#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 5 +#define CPPHTTPLIB_KEEPALIVE_MAX_COUNT 100 #endif #ifndef CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND @@ -30,20 +34,40 @@ #define CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND 0 #endif -#ifndef CPPHTTPLIB_READ_TIMEOUT_SECOND -#define CPPHTTPLIB_READ_TIMEOUT_SECOND 5 +#ifndef CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND +#define CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND +#define CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND +#define CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND +#define CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND 0 #endif -#ifndef CPPHTTPLIB_READ_TIMEOUT_USECOND -#define CPPHTTPLIB_READ_TIMEOUT_USECOND 0 +#ifndef CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND +#define CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND 300 #endif -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_SECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_SECOND 5 +#ifndef CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND +#define CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND 0 #endif -#ifndef CPPHTTPLIB_WRITE_TIMEOUT_USECOND -#define CPPHTTPLIB_WRITE_TIMEOUT_USECOND 0 +#ifndef CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND +#define CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND 5 +#endif + +#ifndef CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND +#define CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND 0 +#endif + +#ifndef CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND +#define CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND 0 #endif #ifndef CPPHTTPLIB_IDLE_INTERVAL_SECOND @@ -82,12 +106,20 @@ #define CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH 8192 #endif +#ifndef CPPHTTPLIB_RANGE_MAX_COUNT +#define CPPHTTPLIB_RANGE_MAX_COUNT 1024 +#endif + #ifndef CPPHTTPLIB_TCP_NODELAY #define CPPHTTPLIB_TCP_NODELAY false #endif +#ifndef CPPHTTPLIB_IPV6_V6ONLY +#define CPPHTTPLIB_IPV6_V6ONLY false +#endif + #ifndef CPPHTTPLIB_RECV_BUFSIZ -#define CPPHTTPLIB_RECV_BUFSIZ size_t(4096u) +#define CPPHTTPLIB_RECV_BUFSIZ size_t(16384u) #endif #ifndef CPPHTTPLIB_COMPRESSION_BUFSIZ @@ -141,11 +173,11 @@ using ssize_t = long; #endif // _MSC_VER #ifndef S_ISREG -#define S_ISREG(m) (((m)&S_IFREG) == S_IFREG) +#define S_ISREG(m) (((m) & S_IFREG) == S_IFREG) #endif // S_ISREG #ifndef S_ISDIR -#define S_ISDIR(m) (((m)&S_IFDIR) == S_IFDIR) +#define S_ISDIR(m) (((m) & S_IFDIR) == S_IFDIR) #endif // S_ISDIR #ifndef NOMINMAX @@ -160,14 +192,9 @@ using ssize_t = long; #define WSA_FLAG_NO_HANDLE_INHERIT 0x80 #endif -#ifndef strcasecmp -#define strcasecmp _stricmp -#endif // strcasecmp - +using nfds_t = unsigned long; using socket_t = SOCKET; -#ifdef CPPHTTPLIB_USE_POLL -#define poll(fds, nfds, timeout) WSAPoll(fds, nfds, timeout) -#endif +using socklen_t = int; #else // not _WIN32 @@ -187,14 +214,11 @@ using socket_t = SOCKET; #ifdef __linux__ #include #endif +#include #include -#ifdef CPPHTTPLIB_USE_POLL #include -#endif -#include #include #include -#include #include #include #include @@ -214,8 +238,8 @@ using socket_t = int; #include #include #include +#include #include -#include #include #include #include @@ -247,7 +271,6 @@ using socket_t = int; #ifdef _MSC_VER #pragma comment(lib, "crypt32.lib") -#pragma comment(lib, "cryptui.lib") #endif #elif defined(CPPHTTPLIB_USE_CERTS_FROM_MACOSX_KEYCHAIN) && defined(__APPLE__) #include @@ -269,10 +292,13 @@ using socket_t = int; #include #include -#if OPENSSL_VERSION_NUMBER < 0x1010100fL -#error Sorry, OpenSSL versions prior to 1.1.1 are not supported -#elif OPENSSL_VERSION_NUMBER < 0x30000000L +#if defined(OPENSSL_IS_BORINGSSL) || defined(LIBRESSL_VERSION_NUMBER) +#if OPENSSL_VERSION_NUMBER < 0x1010107f +#error Please use OpenSSL or a current version of BoringSSL +#endif #define SSL_get1_peer_certificate SSL_get_peer_certificate +#elif OPENSSL_VERSION_NUMBER < 0x30000000L +#error Sorry, OpenSSL versions prior to 3.0.0 are not supported #endif #endif @@ -286,6 +312,10 @@ using socket_t = int; #include #endif +#ifdef CPPHTTPLIB_ZSTD_SUPPORT +#include +#endif + /* * Declaration */ @@ -314,16 +344,63 @@ make_unique(std::size_t n) { return std::unique_ptr(new RT[n]); } -struct ci { - bool operator()(const std::string &s1, const std::string &s2) const { - return std::lexicographical_compare(s1.begin(), s1.end(), s2.begin(), - s2.end(), - [](unsigned char c1, unsigned char c2) { - return ::tolower(c1) < ::tolower(c2); - }); +namespace case_ignore { + +inline unsigned char to_lower(int c) { + const static unsigned char table[256] = { + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, + 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, + 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, + 60, 61, 62, 63, 64, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, + 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, + 122, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, + 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, + 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, + 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, + 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, + 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, + 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 224, 225, 226, + 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, + 242, 243, 244, 245, 246, 215, 248, 249, 250, 251, 252, 253, 254, 223, 224, + 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, + 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, + 255, + }; + return table[(unsigned char)(char)c]; +} + +inline bool equal(const std::string &a, const std::string &b) { + return a.size() == b.size() && + std::equal(a.begin(), a.end(), b.begin(), [](char ca, char cb) { + return to_lower(ca) == to_lower(cb); + }); +} + +struct equal_to { + bool operator()(const std::string &a, const std::string &b) const { + return equal(a, b); + } +}; + +struct hash { + size_t operator()(const std::string &key) const { + return hash_core(key.data(), key.size(), 0); + } + + size_t hash_core(const char *s, size_t l, size_t h) const { + return (l == 0) ? h + : hash_core(s + 1, l - 1, + // Unsets the 6 high bits of h, therefore no + // overflow happens + (((std::numeric_limits::max)() >> 6) & + h * 33) ^ + static_cast(to_lower(*s))); } }; +} // namespace case_ignore + // This is based on // "http://www.open-std.org/jtc1/sc22/wg21/docs/papers/2014/n4189". @@ -331,7 +408,7 @@ struct scope_exit { explicit scope_exit(std::function &&f) : exit_function(std::move(f)), execute_on_destruction{true} {} - scope_exit(scope_exit &&rhs) + scope_exit(scope_exit &&rhs) noexcept : exit_function(std::move(rhs.exit_function)), execute_on_destruction{rhs.execute_on_destruction} { rhs.release(); @@ -354,7 +431,93 @@ struct scope_exit { } // namespace detail -using Headers = std::multimap; +enum SSLVerifierResponse { + // no decision has been made, use the built-in certificate verifier + NoDecisionMade, + // connection certificate is verified and accepted + CertificateAccepted, + // connection certificate was processed but is rejected + CertificateRejected +}; + +enum StatusCode { + // Information responses + Continue_100 = 100, + SwitchingProtocol_101 = 101, + Processing_102 = 102, + EarlyHints_103 = 103, + + // Successful responses + OK_200 = 200, + Created_201 = 201, + Accepted_202 = 202, + NonAuthoritativeInformation_203 = 203, + NoContent_204 = 204, + ResetContent_205 = 205, + PartialContent_206 = 206, + MultiStatus_207 = 207, + AlreadyReported_208 = 208, + IMUsed_226 = 226, + + // Redirection messages + MultipleChoices_300 = 300, + MovedPermanently_301 = 301, + Found_302 = 302, + SeeOther_303 = 303, + NotModified_304 = 304, + UseProxy_305 = 305, + unused_306 = 306, + TemporaryRedirect_307 = 307, + PermanentRedirect_308 = 308, + + // Client error responses + BadRequest_400 = 400, + Unauthorized_401 = 401, + PaymentRequired_402 = 402, + Forbidden_403 = 403, + NotFound_404 = 404, + MethodNotAllowed_405 = 405, + NotAcceptable_406 = 406, + ProxyAuthenticationRequired_407 = 407, + RequestTimeout_408 = 408, + Conflict_409 = 409, + Gone_410 = 410, + LengthRequired_411 = 411, + PreconditionFailed_412 = 412, + PayloadTooLarge_413 = 413, + UriTooLong_414 = 414, + UnsupportedMediaType_415 = 415, + RangeNotSatisfiable_416 = 416, + ExpectationFailed_417 = 417, + ImATeapot_418 = 418, + MisdirectedRequest_421 = 421, + UnprocessableContent_422 = 422, + Locked_423 = 423, + FailedDependency_424 = 424, + TooEarly_425 = 425, + UpgradeRequired_426 = 426, + PreconditionRequired_428 = 428, + TooManyRequests_429 = 429, + RequestHeaderFieldsTooLarge_431 = 431, + UnavailableForLegalReasons_451 = 451, + + // Server error responses + InternalServerError_500 = 500, + NotImplemented_501 = 501, + BadGateway_502 = 502, + ServiceUnavailable_503 = 503, + GatewayTimeout_504 = 504, + HttpVersionNotSupported_505 = 505, + VariantAlsoNegotiates_506 = 506, + InsufficientStorage_507 = 507, + LoopDetected_508 = 508, + NotExtended_510 = 510, + NetworkAuthenticationRequired_511 = 511, +}; + +using Headers = + std::unordered_multimap; using Params = std::multimap; using Match = std::smatch; @@ -383,17 +546,18 @@ class DataSink { DataSink &operator=(DataSink &&) = delete; std::function write; + std::function is_writable; std::function done; std::function done_with_trailer; std::ostream os; private: - class data_sink_streambuf : public std::streambuf { + class data_sink_streambuf final : public std::streambuf { public: explicit data_sink_streambuf(DataSink &sink) : sink_(sink) {} protected: - std::streamsize xsputn(const char *s, std::streamsize n) { + std::streamsize xsputn(const char *s, std::streamsize n) override { sink_.write(s, static_cast(n)); return n; } @@ -460,6 +624,7 @@ using Ranges = std::vector; struct Request { std::string method; std::string path; + Params params; Headers headers; std::string body; @@ -471,11 +636,11 @@ struct Request { // for server std::string version; std::string target; - Params params; MultipartFormDataMap files; Ranges ranges; Match matches; std::unordered_map path_params; + std::function is_connection_closed = []() { return true; }; // for client ResponseHandler response_handler; @@ -486,8 +651,10 @@ struct Request { #endif bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, size_t id = 0) const; - uint64_t get_header_value_u64(const std::string &key, size_t id = 0) const; + std::string get_header_value(const std::string &key, const char *def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, + size_t id = 0) const; size_t get_header_value_count(const std::string &key) const; void set_header(const std::string &key, const std::string &val); @@ -507,6 +674,8 @@ struct Request { ContentProvider content_provider_; bool is_chunked_content_provider_ = false; size_t authorization_count_ = 0; + std::chrono::time_point start_time_ = + (std::chrono::steady_clock::time_point::min)(); }; struct Response { @@ -518,14 +687,17 @@ struct Response { std::string location; // Redirect location bool has_header(const std::string &key) const; - std::string get_header_value(const std::string &key, size_t id = 0) const; - uint64_t get_header_value_u64(const std::string &key, size_t id = 0) const; + std::string get_header_value(const std::string &key, const char *def = "", + size_t id = 0) const; + uint64_t get_header_value_u64(const std::string &key, uint64_t def = 0, + size_t id = 0) const; size_t get_header_value_count(const std::string &key) const; void set_header(const std::string &key, const std::string &val); - void set_redirect(const std::string &url, int status = 302); + void set_redirect(const std::string &url, int status = StatusCode::Found_302); void set_content(const char *s, size_t n, const std::string &content_type); void set_content(const std::string &s, const std::string &content_type); + void set_content(std::string &&s, const std::string &content_type); void set_content_provider( size_t length, const std::string &content_type, ContentProvider provider, @@ -539,6 +711,10 @@ struct Response { const std::string &content_type, ContentProviderWithoutLength provider, ContentProviderResourceReleaser resource_releaser = nullptr); + void set_file_content(const std::string &path, + const std::string &content_type); + void set_file_content(const std::string &path); + Response() = default; Response(const Response &) = default; Response &operator=(const Response &) = default; @@ -556,6 +732,8 @@ struct Response { ContentProviderResourceReleaser content_provider_resource_releaser_; bool is_chunked_content_provider_ = false; bool content_provider_success_ = false; + std::string file_content_path_; + std::string file_content_content_type_; }; class Stream { @@ -563,7 +741,8 @@ class Stream { virtual ~Stream() = default; virtual bool is_readable() const = 0; - virtual bool is_writable() const = 0; + virtual bool wait_readable() const = 0; + virtual bool wait_writable() const = 0; virtual ssize_t read(char *ptr, size_t size) = 0; virtual ssize_t write(const char *ptr, size_t size) = 0; @@ -571,8 +750,8 @@ class Stream { virtual void get_local_ip_and_port(std::string &ip, int &port) const = 0; virtual socket_t socket() const = 0; - template - ssize_t write_format(const char *fmt, const Args &...args); + virtual time_t duration() const = 0; + ssize_t write(const char *ptr); ssize_t write(const std::string &s); }; @@ -582,15 +761,16 @@ class TaskQueue { TaskQueue() = default; virtual ~TaskQueue() = default; - virtual void enqueue(std::function fn) = 0; + virtual bool enqueue(std::function fn) = 0; virtual void shutdown() = 0; virtual void on_idle() {} }; -class ThreadPool : public TaskQueue { +class ThreadPool final : public TaskQueue { public: - explicit ThreadPool(size_t n) : shutdown_(false) { + explicit ThreadPool(size_t n, size_t mqr = 0) + : shutdown_(false), max_queued_requests_(mqr) { while (n) { threads_.emplace_back(worker(*this)); n--; @@ -600,13 +780,17 @@ class ThreadPool : public TaskQueue { ThreadPool(const ThreadPool &) = delete; ~ThreadPool() override = default; - void enqueue(std::function fn) override { + bool enqueue(std::function fn) override { { std::unique_lock lock(mutex_); + if (max_queued_requests_ > 0 && jobs_.size() >= max_queued_requests_) { + return false; + } jobs_.push_back(std::move(fn)); } cond_.notify_one(); + return true; } void shutdown() override { @@ -639,13 +823,18 @@ class ThreadPool : public TaskQueue { if (pool_.shutdown_ && pool_.jobs_.empty()) { break; } - fn = std::move(pool_.jobs_.front()); + fn = pool_.jobs_.front(); pool_.jobs_.pop_front(); } assert(true == static_cast(fn)); fn(); } + +#if defined(CPPHTTPLIB_OPENSSL_SUPPORT) && !defined(OPENSSL_IS_BORINGSSL) && \ + !defined(LIBRESSL_VERSION_NUMBER) + OPENSSL_thread_stop(); +#endif } ThreadPool &pool_; @@ -656,6 +845,7 @@ class ThreadPool : public TaskQueue { std::list> jobs_; bool shutdown_; + size_t max_queued_requests_ = 0; std::condition_variable cond_; std::mutex mutex_; @@ -665,10 +855,22 @@ using Logger = std::function; using SocketOptions = std::function; +namespace detail { + +bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void *optval, socklen_t optlen); +bool set_socket_opt(socket_t sock, int level, int optname, int opt); +bool set_socket_opt_time(socket_t sock, int level, int optname, time_t sec, + time_t usec); + +} // namespace detail + void default_socket_options(socket_t sock); const char *status_message(int status); +std::string get_bearer_token_auth(const Request &req); + namespace detail { class MatcherBase { @@ -683,7 +885,7 @@ class MatcherBase { * Captures parameters in request path and stores them in Request::path_params * * Capture name is a substring of a pattern from : to /. - * The rest of the pattern is matched agains the request path directly + * The rest of the pattern is matched against the request path directly * Parameters are captured starting from the next character after * the end of the last matched static pattern fragment until the next /. * @@ -697,14 +899,13 @@ class MatcherBase { * the resulting capture will be * {{"capture", "1"}, {"second_capture", "2"}} */ -class PathParamsMatcher : public MatcherBase { +class PathParamsMatcher final : public MatcherBase { public: PathParamsMatcher(const std::string &pattern); bool match(Request &request) const override; private: - static constexpr char marker = ':'; // Treat segment separators as the end of path parameter capture // Does not need to handle query parameters as they are parsed before path // matching @@ -727,7 +928,7 @@ class PathParamsMatcher : public MatcherBase { * This means that wildcard patterns may match multiple path segments with /: * "/begin/(.*)/end" will match both "/begin/middle/end" and "/begin/1/2/end". */ -class RegexMatcher : public MatcherBase { +class RegexMatcher final : public MatcherBase { public: RegexMatcher(const std::string &pattern) : regex_(pattern) {} @@ -788,8 +989,13 @@ class Server { Server &set_default_file_mimetype(const std::string &mime); Server &set_file_request_handler(Handler handler); - Server &set_error_handler(HandlerWithResponse handler); - Server &set_error_handler(Handler handler); + template + Server &set_error_handler(ErrorHandlerFunc &&handler) { + return set_error_handler_core( + std::forward(handler), + std::is_convertible{}); + } + Server &set_exception_handler(ExceptionHandler handler); Server &set_pre_routing_handler(HandlerWithResponse handler); Server &set_post_routing_handler(Handler handler); @@ -799,6 +1005,7 @@ class Server { Server &set_address_family(int family); Server &set_tcp_nodelay(bool on); + Server &set_ipv6_v6only(bool on); Server &set_socket_options(SocketOptions socket_options); Server &set_default_headers(Headers headers); @@ -831,21 +1038,24 @@ class Server { bool is_running() const; void wait_until_ready() const; void stop(); + void decommission(); std::function new_task_queue; protected: - bool process_request(Stream &strm, bool close_connection, + bool process_request(Stream &strm, const std::string &remote_addr, + int remote_port, const std::string &local_addr, + int local_port, bool close_connection, bool &connection_closed, const std::function &setup_request); std::atomic svr_sock_{INVALID_SOCKET}; size_t keep_alive_max_count_ = CPPHTTPLIB_KEEPALIVE_MAX_COUNT; time_t keep_alive_timeout_sec_ = CPPHTTPLIB_KEEPALIVE_TIMEOUT_SECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_SERVER_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_SERVER_WRITE_TIMEOUT_USECOND; time_t idle_interval_sec_ = CPPHTTPLIB_IDLE_INTERVAL_SECOND; time_t idle_interval_usec_ = CPPHTTPLIB_IDLE_INTERVAL_USECOND; size_t payload_max_length_ = CPPHTTPLIB_PAYLOAD_MAX_LENGTH; @@ -860,6 +1070,9 @@ class Server { static std::unique_ptr make_matcher(const std::string &pattern); + Server &set_error_handler_core(HandlerWithResponse handler, std::true_type); + Server &set_error_handler_core(Handler handler, std::false_type); + socket_t create_server_socket(const std::string &host, int port, int socket_flags, SocketOptions socket_options) const; @@ -869,16 +1082,16 @@ class Server { bool routing(Request &req, Response &res, Stream &strm); bool handle_file_request(const Request &req, Response &res, bool head = false); - bool dispatch_request(Request &req, Response &res, const Handlers &handlers); - bool - dispatch_request_for_content_reader(Request &req, Response &res, - ContentReader content_reader, - const HandlersForContentReader &handlers); + bool dispatch_request(Request &req, Response &res, + const Handlers &handlers) const; + bool dispatch_request_for_content_reader( + Request &req, Response &res, ContentReader content_reader, + const HandlersForContentReader &handlers) const; - bool parse_request_line(const char *s, Request &req); + bool parse_request_line(const char *s, Request &req) const; void apply_ranges(const Request &req, Response &res, - std::string &content_type, std::string &boundary); - bool write_response(Stream &strm, bool close_connection, const Request &req, + std::string &content_type, std::string &boundary) const; + bool write_response(Stream &strm, bool close_connection, Request &req, Response &res); bool write_response_with_content(Stream &strm, bool close_connection, const Request &req, Response &res); @@ -897,12 +1110,12 @@ class Server { bool read_content_core(Stream &strm, Request &req, Response &res, ContentReceiver receiver, MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver); + ContentReceiver multipart_receiver) const; virtual bool process_and_close_socket(socket_t sock); std::atomic is_running_{false}; - std::atomic done_{false}; + std::atomic is_decommissioned{false}; struct MountPointEntry { std::string mount_point; @@ -935,6 +1148,7 @@ class Server { int address_family_ = AF_UNSPEC; bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; SocketOptions socket_options_ = default_socket_options; Headers default_headers_; @@ -954,6 +1168,7 @@ enum class Error { SSLConnection, SSLLoadingCerts, SSLServerVerification, + SSLServerHostnameVerification, UnsupportedMultipartBoundaryChars, Compression, ConnectionTimeout, @@ -963,7 +1178,7 @@ enum class Error { SSLPeerCouldBeClosed_, }; -std::string to_string(const Error error); +std::string to_string(Error error); std::ostream &operator<<(std::ostream &os, const Error &obj); @@ -991,9 +1206,10 @@ class Result { // Request Headers bool has_request_header(const std::string &key) const; std::string get_request_header_value(const std::string &key, + const char *def = "", size_t id = 0) const; uint64_t get_request_header_value_u64(const std::string &key, - size_t id = 0) const; + uint64_t def = 0, size_t id = 0) const; size_t get_request_header_value_count(const std::string &key) const; private: @@ -1057,10 +1273,18 @@ class ClientImpl { const std::string &content_type); Result Post(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Post(const std::string &path, const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Post(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Post(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); @@ -1076,6 +1300,8 @@ class ClientImpl { Result Post(const std::string &path, const Params ¶ms); Result Post(const std::string &path, const Headers &headers, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); Result Post(const std::string &path, const MultipartFormDataItems &items); Result Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); @@ -1090,10 +1316,18 @@ class ClientImpl { const std::string &content_type); Result Put(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Put(const std::string &path, const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Put(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Put(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); Result Put(const std::string &path, @@ -1108,6 +1342,8 @@ class ClientImpl { Result Put(const std::string &path, const Params ¶ms); Result Put(const std::string &path, const Headers &headers, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); Result Put(const std::string &path, const MultipartFormDataItems &items); Result Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); @@ -1120,13 +1356,23 @@ class ClientImpl { Result Patch(const std::string &path); Result Patch(const std::string &path, const char *body, size_t content_length, const std::string &content_type); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Patch(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); @@ -1144,13 +1390,24 @@ class ClientImpl { Result Delete(const std::string &path, const Headers &headers); Result Delete(const std::string &path, const char *body, size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Delete(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Delete(const std::string &path, const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Delete(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Options(const std::string &path); Result Options(const std::string &path, const Headers &headers); @@ -1175,6 +1432,7 @@ class ClientImpl { void set_address_family(int family); void set_tcp_nodelay(bool on); + void set_ipv6_v6only(bool on); void set_socket_options(SocketOptions socket_options); void set_connection_timeout(time_t sec, time_t usec = 0); @@ -1190,6 +1448,10 @@ class ClientImpl { template void set_write_timeout(const std::chrono::duration &duration); + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration &duration); + void set_basic_auth(const std::string &username, const std::string &password); void set_bearer_token_auth(const std::string &token); #ifdef CPPHTTPLIB_OPENSSL_SUPPORT @@ -1221,11 +1483,14 @@ class ClientImpl { void set_ca_cert_path(const std::string &ca_cert_file_path, const std::string &ca_cert_dir_path = std::string()); void set_ca_cert_store(X509_STORE *ca_cert_store); - X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size); + X509_STORE *create_ca_cert_store(const char *ca_cert, std::size_t size) const; #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); #endif void set_logger(Logger logger); @@ -1250,14 +1515,14 @@ class ClientImpl { // Also, shutdown_ssl and close_socket should also NOT be called concurrently // with a DIFFERENT thread sending requests using that socket. virtual void shutdown_ssl(Socket &socket, bool shutdown_gracefully); - void shutdown_socket(Socket &socket); + void shutdown_socket(Socket &socket) const; void close_socket(Socket &socket); bool process_request(Stream &strm, Request &req, Response &res, bool close_connection, Error &error); bool write_content_with_provider(Stream &strm, const Request &req, - Error &error); + Error &error) const; void copy_settings(const ClientImpl &rhs); @@ -1292,10 +1557,11 @@ class ClientImpl { time_t connection_timeout_sec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_SECOND; time_t connection_timeout_usec_ = CPPHTTPLIB_CONNECTION_TIMEOUT_USECOND; - time_t read_timeout_sec_ = CPPHTTPLIB_READ_TIMEOUT_SECOND; - time_t read_timeout_usec_ = CPPHTTPLIB_READ_TIMEOUT_USECOND; - time_t write_timeout_sec_ = CPPHTTPLIB_WRITE_TIMEOUT_SECOND; - time_t write_timeout_usec_ = CPPHTTPLIB_WRITE_TIMEOUT_USECOND; + time_t read_timeout_sec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_SECOND; + time_t read_timeout_usec_ = CPPHTTPLIB_CLIENT_READ_TIMEOUT_USECOND; + time_t write_timeout_sec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_SECOND; + time_t write_timeout_usec_ = CPPHTTPLIB_CLIENT_WRITE_TIMEOUT_USECOND; + time_t max_timeout_msec_ = CPPHTTPLIB_CLIENT_MAX_TIMEOUT_MSECOND; std::string basic_auth_username_; std::string basic_auth_password_; @@ -1312,6 +1578,7 @@ class ClientImpl { int address_family_ = AF_UNSPEC; bool tcp_nodelay_ = CPPHTTPLIB_TCP_NODELAY; + bool ipv6_v6only_ = CPPHTTPLIB_IPV6_V6ONLY; SocketOptions socket_options_ = nullptr; bool compress_ = false; @@ -1339,6 +1606,8 @@ class ClientImpl { #ifdef CPPHTTPLIB_OPENSSL_SUPPORT bool server_certificate_verification_ = true; + bool server_hostname_verification_ = true; + std::function server_certificate_verifier_; #endif Logger logger_; @@ -1348,7 +1617,8 @@ class ClientImpl { Result send_(Request &&req); socket_t create_client_socket(Error &error) const; - bool read_response_line(Stream &strm, const Request &req, Response &res); + bool read_response_line(Stream &strm, const Request &req, + Response &res) const; bool write_request(Stream &strm, Request &req, bool close_connection, Error &error); bool redirect(Request &req, Response &res, Error &error); @@ -1364,15 +1634,17 @@ class ClientImpl { const Headers &headers, const char *body, size_t content_length, ContentProvider content_provider, ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type); + const std::string &content_type, Progress progress); ContentProviderWithoutLength get_multipart_content_provider( const std::string &boundary, const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items); + const MultipartFormDataProviderItems &provider_items) const; std::string adjust_host_string(const std::string &host) const; - virtual bool process_socket(const Socket &socket, - std::function callback); + virtual bool + process_socket(const Socket &socket, + std::chrono::time_point start_time, + std::function callback); virtual bool is_ssl() const; }; @@ -1393,6 +1665,7 @@ class Client { const std::string &client_key_path); Client(Client &&) = default; + Client &operator=(Client &&) = default; ~Client(); @@ -1439,10 +1712,18 @@ class Client { const std::string &content_type); Result Post(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Post(const std::string &path, const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Post(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Post(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Post(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); @@ -1458,6 +1739,8 @@ class Client { Result Post(const std::string &path, const Params ¶ms); Result Post(const std::string &path, const Headers &headers, const Params ¶ms); + Result Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); Result Post(const std::string &path, const MultipartFormDataItems &items); Result Post(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); @@ -1472,10 +1755,18 @@ class Client { const std::string &content_type); Result Put(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Put(const std::string &path, const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Put(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Put(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Put(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); Result Put(const std::string &path, @@ -1490,6 +1781,8 @@ class Client { Result Put(const std::string &path, const Params ¶ms); Result Put(const std::string &path, const Headers &headers, const Params ¶ms); + Result Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress); Result Put(const std::string &path, const MultipartFormDataItems &items); Result Put(const std::string &path, const Headers &headers, const MultipartFormDataItems &items); @@ -1502,13 +1795,23 @@ class Client { Result Patch(const std::string &path); Result Patch(const std::string &path, const char *body, size_t content_length, const std::string &content_type); + Result Patch(const std::string &path, const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Patch(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Patch(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Patch(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type); @@ -1526,13 +1829,24 @@ class Client { Result Delete(const std::string &path, const Headers &headers); Result Delete(const std::string &path, const char *body, size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const char *body, + size_t content_length, const std::string &content_type, + Progress progress); Result Delete(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress); Result Delete(const std::string &path, const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress); Result Delete(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type); + Result Delete(const std::string &path, const Headers &headers, + const std::string &body, const std::string &content_type, + Progress progress); Result Options(const std::string &path); Result Options(const std::string &path, const Headers &headers); @@ -1572,6 +1886,10 @@ class Client { template void set_write_timeout(const std::chrono::duration &duration); + void set_max_timeout(time_t msec); + template + void set_max_timeout(const std::chrono::duration &duration); + void set_basic_auth(const std::string &username, const std::string &password); void set_bearer_token_auth(const std::string &token); #ifdef CPPHTTPLIB_OPENSSL_SUPPORT @@ -1601,6 +1919,9 @@ class Client { #ifdef CPPHTTPLIB_OPENSSL_SUPPORT void enable_server_certificate_verification(bool enabled); + void enable_server_hostname_verification(bool enabled); + void set_server_certificate_verifier( + std::function verifier); #endif void set_logger(Logger logger); @@ -1646,6 +1967,9 @@ class SSLServer : public Server { SSL_CTX *ssl_context() const; + void update_certs(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store = nullptr); + private: bool process_and_close_socket(socket_t sock) override; @@ -1653,7 +1977,7 @@ class SSLServer : public Server { std::mutex ctx_mutex_; }; -class SSLClient : public ClientImpl { +class SSLClient final : public ClientImpl { public: explicit SSLClient(const std::string &host); @@ -1661,10 +1985,12 @@ class SSLClient : public ClientImpl { explicit SSLClient(const std::string &host, int port, const std::string &client_cert_path, - const std::string &client_key_path); + const std::string &client_key_path, + const std::string &private_key_password = std::string()); explicit SSLClient(const std::string &host, int port, X509 *client_cert, - EVP_PKEY *client_key); + EVP_PKEY *client_key, + const std::string &private_key_password = std::string()); ~SSLClient() override; @@ -1680,14 +2006,18 @@ class SSLClient : public ClientImpl { private: bool create_and_connect_socket(Socket &socket, Error &error) override; void shutdown_ssl(Socket &socket, bool shutdown_gracefully) override; - void shutdown_ssl_impl(Socket &socket, bool shutdown_socket); + void shutdown_ssl_impl(Socket &socket, bool shutdown_gracefully); - bool process_socket(const Socket &socket, - std::function callback) override; + bool + process_socket(const Socket &socket, + std::chrono::time_point start_time, + std::function callback) override; bool is_ssl() const override; - bool connect_with_proxy(Socket &sock, Response &res, bool &success, - Error &error); + bool connect_with_proxy( + Socket &sock, + std::chrono::time_point start_time, + Response &res, bool &success, Error &error); bool initialize_ssl(Socket &socket, Error &error); bool load_certs(); @@ -1724,140 +2054,174 @@ inline void duration_to_sec_and_usec(const T &duration, U callback) { callback(static_cast(sec), static_cast(usec)); } +template inline constexpr size_t str_len(const char (&)[N]) { + return N - 1; +} + +inline bool is_numeric(const std::string &str) { + return !str.empty() && std::all_of(str.begin(), str.end(), ::isdigit); +} + inline uint64_t get_header_value_u64(const Headers &headers, - const std::string &key, size_t id, - uint64_t def) { + const std::string &key, uint64_t def, + size_t id, bool &is_invalid_value) { + is_invalid_value = false; auto rng = headers.equal_range(key); auto it = rng.first; std::advance(it, static_cast(id)); if (it != rng.second) { - return std::strtoull(it->second.data(), nullptr, 10); + if (is_numeric(it->second)) { + return std::strtoull(it->second.data(), nullptr, 10); + } else { + is_invalid_value = true; + } } return def; } +inline uint64_t get_header_value_u64(const Headers &headers, + const std::string &key, uint64_t def, + size_t id) { + bool dummy = false; + return get_header_value_u64(headers, key, def, id, dummy); +} + } // namespace detail inline uint64_t Request::get_header_value_u64(const std::string &key, - size_t id) const { - return detail::get_header_value_u64(headers, key, id, 0); + uint64_t def, size_t id) const { + return detail::get_header_value_u64(headers, key, def, id); } inline uint64_t Response::get_header_value_u64(const std::string &key, - size_t id) const { - return detail::get_header_value_u64(headers, key, id, 0); + uint64_t def, size_t id) const { + return detail::get_header_value_u64(headers, key, def, id); } -template -inline ssize_t Stream::write_format(const char *fmt, const Args &...args) { - const auto bufsiz = 2048; - std::array buf{}; - - auto sn = snprintf(buf.data(), buf.size() - 1, fmt, args...); - if (sn <= 0) { return sn; } - - auto n = static_cast(sn); +namespace detail { - if (n >= buf.size() - 1) { - std::vector glowable_buf(buf.size()); +inline bool set_socket_opt_impl(socket_t sock, int level, int optname, + const void *optval, socklen_t optlen) { + return setsockopt(sock, level, optname, +#ifdef _WIN32 + reinterpret_cast(optval), +#else + optval, +#endif + optlen) == 0; +} - while (n >= glowable_buf.size() - 1) { - glowable_buf.resize(glowable_buf.size() * 2); - n = static_cast( - snprintf(&glowable_buf[0], glowable_buf.size() - 1, fmt, args...)); - } - return write(&glowable_buf[0], n); - } else { - return write(buf.data(), n); - } +inline bool set_socket_opt(socket_t sock, int level, int optname, int optval) { + return set_socket_opt_impl(sock, level, optname, &optval, sizeof(optval)); } -inline void default_socket_options(socket_t sock) { - int yes = 1; +inline bool set_socket_opt_time(socket_t sock, int level, int optname, + time_t sec, time_t usec) { #ifdef _WIN32 - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, - reinterpret_cast(&yes), sizeof(yes)); - setsockopt(sock, SOL_SOCKET, SO_EXCLUSIVEADDRUSE, - reinterpret_cast(&yes), sizeof(yes)); + auto timeout = static_cast(sec * 1000 + usec / 1000); #else + timeval timeout; + timeout.tv_sec = static_cast(sec); + timeout.tv_usec = static_cast(usec); +#endif + return set_socket_opt_impl(sock, level, optname, &timeout, sizeof(timeout)); +} + +} // namespace detail + +inline void default_socket_options(socket_t sock) { + detail::set_socket_opt(sock, SOL_SOCKET, #ifdef SO_REUSEPORT - setsockopt(sock, SOL_SOCKET, SO_REUSEPORT, - reinterpret_cast(&yes), sizeof(yes)); + SO_REUSEPORT, #else - setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, - reinterpret_cast(&yes), sizeof(yes)); -#endif + SO_REUSEADDR, #endif + 1); } inline const char *status_message(int status) { switch (status) { - case 100: return "Continue"; - case 101: return "Switching Protocol"; - case 102: return "Processing"; - case 103: return "Early Hints"; - case 200: return "OK"; - case 201: return "Created"; - case 202: return "Accepted"; - case 203: return "Non-Authoritative Information"; - case 204: return "No Content"; - case 205: return "Reset Content"; - case 206: return "Partial Content"; - case 207: return "Multi-Status"; - case 208: return "Already Reported"; - case 226: return "IM Used"; - case 300: return "Multiple Choice"; - case 301: return "Moved Permanently"; - case 302: return "Found"; - case 303: return "See Other"; - case 304: return "Not Modified"; - case 305: return "Use Proxy"; - case 306: return "unused"; - case 307: return "Temporary Redirect"; - case 308: return "Permanent Redirect"; - case 400: return "Bad Request"; - case 401: return "Unauthorized"; - case 402: return "Payment Required"; - case 403: return "Forbidden"; - case 404: return "Not Found"; - case 405: return "Method Not Allowed"; - case 406: return "Not Acceptable"; - case 407: return "Proxy Authentication Required"; - case 408: return "Request Timeout"; - case 409: return "Conflict"; - case 410: return "Gone"; - case 411: return "Length Required"; - case 412: return "Precondition Failed"; - case 413: return "Payload Too Large"; - case 414: return "URI Too Long"; - case 415: return "Unsupported Media Type"; - case 416: return "Range Not Satisfiable"; - case 417: return "Expectation Failed"; - case 418: return "I'm a teapot"; - case 421: return "Misdirected Request"; - case 422: return "Unprocessable Entity"; - case 423: return "Locked"; - case 424: return "Failed Dependency"; - case 425: return "Too Early"; - case 426: return "Upgrade Required"; - case 428: return "Precondition Required"; - case 429: return "Too Many Requests"; - case 431: return "Request Header Fields Too Large"; - case 451: return "Unavailable For Legal Reasons"; - case 501: return "Not Implemented"; - case 502: return "Bad Gateway"; - case 503: return "Service Unavailable"; - case 504: return "Gateway Timeout"; - case 505: return "HTTP Version Not Supported"; - case 506: return "Variant Also Negotiates"; - case 507: return "Insufficient Storage"; - case 508: return "Loop Detected"; - case 510: return "Not Extended"; - case 511: return "Network Authentication Required"; + case StatusCode::Continue_100: return "Continue"; + case StatusCode::SwitchingProtocol_101: return "Switching Protocol"; + case StatusCode::Processing_102: return "Processing"; + case StatusCode::EarlyHints_103: return "Early Hints"; + case StatusCode::OK_200: return "OK"; + case StatusCode::Created_201: return "Created"; + case StatusCode::Accepted_202: return "Accepted"; + case StatusCode::NonAuthoritativeInformation_203: + return "Non-Authoritative Information"; + case StatusCode::NoContent_204: return "No Content"; + case StatusCode::ResetContent_205: return "Reset Content"; + case StatusCode::PartialContent_206: return "Partial Content"; + case StatusCode::MultiStatus_207: return "Multi-Status"; + case StatusCode::AlreadyReported_208: return "Already Reported"; + case StatusCode::IMUsed_226: return "IM Used"; + case StatusCode::MultipleChoices_300: return "Multiple Choices"; + case StatusCode::MovedPermanently_301: return "Moved Permanently"; + case StatusCode::Found_302: return "Found"; + case StatusCode::SeeOther_303: return "See Other"; + case StatusCode::NotModified_304: return "Not Modified"; + case StatusCode::UseProxy_305: return "Use Proxy"; + case StatusCode::unused_306: return "unused"; + case StatusCode::TemporaryRedirect_307: return "Temporary Redirect"; + case StatusCode::PermanentRedirect_308: return "Permanent Redirect"; + case StatusCode::BadRequest_400: return "Bad Request"; + case StatusCode::Unauthorized_401: return "Unauthorized"; + case StatusCode::PaymentRequired_402: return "Payment Required"; + case StatusCode::Forbidden_403: return "Forbidden"; + case StatusCode::NotFound_404: return "Not Found"; + case StatusCode::MethodNotAllowed_405: return "Method Not Allowed"; + case StatusCode::NotAcceptable_406: return "Not Acceptable"; + case StatusCode::ProxyAuthenticationRequired_407: + return "Proxy Authentication Required"; + case StatusCode::RequestTimeout_408: return "Request Timeout"; + case StatusCode::Conflict_409: return "Conflict"; + case StatusCode::Gone_410: return "Gone"; + case StatusCode::LengthRequired_411: return "Length Required"; + case StatusCode::PreconditionFailed_412: return "Precondition Failed"; + case StatusCode::PayloadTooLarge_413: return "Payload Too Large"; + case StatusCode::UriTooLong_414: return "URI Too Long"; + case StatusCode::UnsupportedMediaType_415: return "Unsupported Media Type"; + case StatusCode::RangeNotSatisfiable_416: return "Range Not Satisfiable"; + case StatusCode::ExpectationFailed_417: return "Expectation Failed"; + case StatusCode::ImATeapot_418: return "I'm a teapot"; + case StatusCode::MisdirectedRequest_421: return "Misdirected Request"; + case StatusCode::UnprocessableContent_422: return "Unprocessable Content"; + case StatusCode::Locked_423: return "Locked"; + case StatusCode::FailedDependency_424: return "Failed Dependency"; + case StatusCode::TooEarly_425: return "Too Early"; + case StatusCode::UpgradeRequired_426: return "Upgrade Required"; + case StatusCode::PreconditionRequired_428: return "Precondition Required"; + case StatusCode::TooManyRequests_429: return "Too Many Requests"; + case StatusCode::RequestHeaderFieldsTooLarge_431: + return "Request Header Fields Too Large"; + case StatusCode::UnavailableForLegalReasons_451: + return "Unavailable For Legal Reasons"; + case StatusCode::NotImplemented_501: return "Not Implemented"; + case StatusCode::BadGateway_502: return "Bad Gateway"; + case StatusCode::ServiceUnavailable_503: return "Service Unavailable"; + case StatusCode::GatewayTimeout_504: return "Gateway Timeout"; + case StatusCode::HttpVersionNotSupported_505: + return "HTTP Version Not Supported"; + case StatusCode::VariantAlsoNegotiates_506: return "Variant Also Negotiates"; + case StatusCode::InsufficientStorage_507: return "Insufficient Storage"; + case StatusCode::LoopDetected_508: return "Loop Detected"; + case StatusCode::NotExtended_510: return "Not Extended"; + case StatusCode::NetworkAuthenticationRequired_511: + return "Network Authentication Required"; default: - case 500: return "Internal Server Error"; + case StatusCode::InternalServerError_500: return "Internal Server Error"; + } +} + +inline std::string get_bearer_token_auth(const Request &req) { + if (req.has_header("Authorization")) { + constexpr auto bearer_header_prefix_len = detail::str_len("Bearer "); + return req.get_header_value("Authorization") + .substr(bearer_header_prefix_len); } + return ""; } template @@ -1896,6 +2260,8 @@ inline std::string to_string(const Error error) { case Error::SSLConnection: return "SSL connection failed"; case Error::SSLLoadingCerts: return "SSL certificate loading failed"; case Error::SSLServerVerification: return "SSL server verification failed"; + case Error::SSLServerHostnameVerification: + return "SSL server hostname verification failed"; case Error::UnsupportedMultipartBoundaryChars: return "Unsupported HTTP multipart boundary characters"; case Error::Compression: return "Compression failed"; @@ -1915,8 +2281,9 @@ inline std::ostream &operator<<(std::ostream &os, const Error &obj) { } inline uint64_t Result::get_request_header_value_u64(const std::string &key, + uint64_t def, size_t id) const { - return detail::get_header_value_u64(request_headers_, key, id, 0); + return detail::get_header_value_u64(request_headers_, key, def, id); } template @@ -1941,6 +2308,14 @@ inline void ClientImpl::set_write_timeout( duration, [&](time_t sec, time_t usec) { set_write_timeout(sec, usec); }); } +template +inline void ClientImpl::set_max_timeout( + const std::chrono::duration &duration) { + auto msec = + std::chrono::duration_cast(duration).count(); + set_max_timeout(msec); +} + template inline void Client::set_connection_timeout( const std::chrono::duration &duration) { @@ -1959,6 +2334,12 @@ Client::set_write_timeout(const std::chrono::duration &duration) { cli_->set_write_timeout(duration); } +template +inline void +Client::set_max_timeout(const std::chrono::duration &duration) { + cli_->set_max_timeout(duration); +} + /* * Forward declarations and types that will be part of the .h file if split into * .h + .cc. @@ -1970,7 +2351,7 @@ void hosted_at(const std::string &hostname, std::vector &addrs); std::string append_query_params(const std::string &path, const Params ¶ms); -std::pair make_range_header(Ranges ranges); +std::pair make_range_header(const Ranges &ranges); std::pair make_basic_authentication_header(const std::string &username, @@ -1979,34 +2360,82 @@ make_basic_authentication_header(const std::string &username, namespace detail { +#if defined(_WIN32) +inline std::wstring u8string_to_wstring(const char *s) { + std::wstring ws; + auto len = static_cast(strlen(s)); + auto wlen = ::MultiByteToWideChar(CP_UTF8, 0, s, len, nullptr, 0); + if (wlen > 0) { + ws.resize(wlen); + wlen = ::MultiByteToWideChar( + CP_UTF8, 0, s, len, + const_cast(reinterpret_cast(ws.data())), wlen); + if (wlen != static_cast(ws.size())) { ws.clear(); } + } + return ws; +} +#endif + +struct FileStat { + FileStat(const std::string &path); + bool is_file() const; + bool is_dir() const; + +private: +#if defined(_WIN32) + struct _stat st_; +#else + struct stat st_; +#endif + int ret_ = -1; +}; + std::string encode_query_param(const std::string &value); std::string decode_url(const std::string &s, bool convert_plus_to_space); -void read_file(const std::string &path, std::string &out); - std::string trim_copy(const std::string &s); +void divide( + const char *data, std::size_t size, char d, + std::function + fn); + +void divide( + const std::string &str, char d, + std::function + fn); + void split(const char *b, const char *e, char d, std::function fn); -bool process_client_socket(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback); +void split(const char *b, const char *e, char d, size_t m, + std::function fn); -socket_t create_client_socket( - const std::string &host, const std::string &ip, int port, - int address_family, bool tcp_nodelay, SocketOptions socket_options, - time_t connection_timeout_sec, time_t connection_timeout_usec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, const std::string &intf, Error &error); +bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback); + +socket_t create_client_socket(const std::string &host, const std::string &ip, + int port, int address_family, bool tcp_nodelay, + bool ipv6_v6only, SocketOptions socket_options, + time_t connection_timeout_sec, + time_t connection_timeout_usec, + time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, + time_t write_timeout_usec, + const std::string &intf, Error &error); const char *get_header_value(const Headers &headers, const std::string &key, - size_t id = 0, const char *def = nullptr); + const char *def, size_t id); std::string params_to_query_str(const Params ¶ms); +void parse_query_text(const char *data, std::size_t size, Params ¶ms); + void parse_query_text(const std::string &s, Params ¶ms); bool parse_multipart_boundary(const std::string &content_type, @@ -2020,22 +2449,24 @@ ssize_t send_socket(socket_t sock, const void *ptr, size_t size, int flags); ssize_t read_socket(socket_t sock, void *ptr, size_t size, int flags); -enum class EncodingType { None = 0, Gzip, Brotli }; +enum class EncodingType { None = 0, Gzip, Brotli, Zstd }; EncodingType encoding_type(const Request &req, const Response &res); -class BufferStream : public Stream { +class BufferStream final : public Stream { public: BufferStream() = default; ~BufferStream() override = default; bool is_readable() const override; - bool is_writable() const override; + bool wait_readable() const override; + bool wait_writable() const override; ssize_t read(char *ptr, size_t size) override; ssize_t write(const char *ptr, size_t size) override; void get_remote_ip_and_port(std::string &ip, int &port) const override; void get_local_ip_and_port(std::string &ip, int &port) const override; socket_t socket() const override; + time_t duration() const override; const std::string &get_buffer() const; @@ -2064,19 +2495,19 @@ class decompressor { Callback callback) = 0; }; -class nocompressor : public compressor { +class nocompressor final : public compressor { public: - virtual ~nocompressor() = default; + ~nocompressor() override = default; bool compress(const char *data, size_t data_length, bool /*last*/, Callback callback) override; }; #ifdef CPPHTTPLIB_ZLIB_SUPPORT -class gzip_compressor : public compressor { +class gzip_compressor final : public compressor { public: gzip_compressor(); - ~gzip_compressor(); + ~gzip_compressor() override; bool compress(const char *data, size_t data_length, bool last, Callback callback) override; @@ -2086,10 +2517,10 @@ class gzip_compressor : public compressor { z_stream strm_; }; -class gzip_decompressor : public decompressor { +class gzip_decompressor final : public decompressor { public: gzip_decompressor(); - ~gzip_decompressor(); + ~gzip_decompressor() override; bool is_valid() const override; @@ -2103,7 +2534,7 @@ class gzip_decompressor : public decompressor { #endif #ifdef CPPHTTPLIB_BROTLI_SUPPORT -class brotli_compressor : public compressor { +class brotli_compressor final : public compressor { public: brotli_compressor(); ~brotli_compressor(); @@ -2115,7 +2546,7 @@ class brotli_compressor : public compressor { BrotliEncoderState *state_ = nullptr; }; -class brotli_decompressor : public decompressor { +class brotli_decompressor final : public decompressor { public: brotli_decompressor(); ~brotli_decompressor(); @@ -2131,6 +2562,34 @@ class brotli_decompressor : public decompressor { }; #endif +#ifdef CPPHTTPLIB_ZSTD_SUPPORT +class zstd_compressor : public compressor { +public: + zstd_compressor(); + ~zstd_compressor(); + + bool compress(const char *data, size_t data_length, bool last, + Callback callback) override; + +private: + ZSTD_CCtx *ctx_ = nullptr; +}; + +class zstd_decompressor : public decompressor { +public: + zstd_decompressor(); + ~zstd_decompressor(); + + bool is_valid() const override; + + bool decompress(const char *data, size_t data_length, + Callback callback) override; + +private: + ZSTD_DCtx *ctx_ = nullptr; +}; +#endif + // NOTE: until the read size reaches `fixed_buffer_size`, use `fixed_buffer` // to store data. The call can set memory on stack for performance. class stream_line_reader { @@ -2149,7 +2608,7 @@ class stream_line_reader { char *fixed_buffer_; const size_t fixed_buffer_size_; size_t fixed_buffer_used_size_ = 0; - std::string glowable_buffer_; + std::string growable_buffer_; }; class mmap { @@ -2166,15 +2625,70 @@ class mmap { private: #if defined(_WIN32) - HANDLE hFile_; - HANDLE hMapping_; + HANDLE hFile_ = NULL; + HANDLE hMapping_ = NULL; #else - int fd_; + int fd_ = -1; #endif - size_t size_; - void *addr_; + size_t size_ = 0; + void *addr_ = nullptr; + bool is_open_empty_file = false; }; +// NOTE: https://www.rfc-editor.org/rfc/rfc9110#section-5 +namespace fields { + +inline bool is_token_char(char c) { + return std::isalnum(c) || c == '!' || c == '#' || c == '$' || c == '%' || + c == '&' || c == '\'' || c == '*' || c == '+' || c == '-' || + c == '.' || c == '^' || c == '_' || c == '`' || c == '|' || c == '~'; +} + +inline bool is_token(const std::string &s) { + if (s.empty()) { return false; } + for (auto c : s) { + if (!is_token_char(c)) { return false; } + } + return true; +} + +inline bool is_field_name(const std::string &s) { return is_token(s); } + +inline bool is_vchar(char c) { return c >= 33 && c <= 126; } + +inline bool is_obs_text(char c) { return 128 <= static_cast(c); } + +inline bool is_field_vchar(char c) { return is_vchar(c) || is_obs_text(c); } + +inline bool is_field_content(const std::string &s) { + if (s.empty()) { return true; } + + if (s.size() == 1) { + return is_field_vchar(s[0]); + } else if (s.size() == 2) { + return is_field_vchar(s[0]) && is_field_vchar(s[1]); + } else { + size_t i = 0; + + if (!is_field_vchar(s[i])) { return false; } + i++; + + while (i < s.size() - 1) { + auto c = s[i++]; + if (c == ' ' || c == '\t' || is_field_vchar(c)) { + } else { + return false; + } + } + + return is_field_vchar(s[i]); + } +} + +inline bool is_field_value(const std::string &s) { return is_field_content(s); } + +} // namespace fields + } // namespace detail // ---------------------------------------------------------------------------- @@ -2228,7 +2742,7 @@ inline std::string from_i_to_hex(size_t n) { inline size_t to_utf8(int code, char *buff) { if (code < 0x0080) { - buff[0] = (code & 0x7F); + buff[0] = static_cast(code & 0x7F); return 1; } else if (code < 0x0800) { buff[0] = static_cast(0xC0 | ((code >> 6) & 0x1F)); @@ -2288,20 +2802,6 @@ inline std::string base64_encode(const std::string &in) { return out; } -inline bool is_file(const std::string &path) { -#ifdef _WIN32 - return _access_s(path.c_str(), 0) == 0; -#else - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISREG(st.st_mode); -#endif -} - -inline bool is_dir(const std::string &path) { - struct stat st; - return stat(path.c_str(), &st) >= 0 && S_ISDIR(st.st_mode); -} - inline bool is_valid_path(const std::string &path) { size_t level = 0; size_t i = 0; @@ -2315,6 +2815,11 @@ inline bool is_valid_path(const std::string &path) { // Read component auto beg = i; while (i < path.size() && path[i] != '/') { + if (path[i] == '\0') { + return false; + } else if (path[i] == '\\') { + return false; + } i++; } @@ -2339,6 +2844,21 @@ inline bool is_valid_path(const std::string &path) { return true; } +inline FileStat::FileStat(const std::string &path) { +#if defined(_WIN32) + auto wpath = u8string_to_wstring(path.c_str()); + ret_ = _wstat(wpath.c_str(), &st_); +#else + ret_ = stat(path.c_str(), &st_); +#endif +} +inline bool FileStat::is_file() const { + return ret_ >= 0 && S_ISREG(st_.st_mode); +} +inline bool FileStat::is_dir() const { + return ret_ >= 0 && S_ISDIR(st_.st_mode); +} + inline std::string encode_query_param(const std::string &value) { std::ostringstream escaped; escaped.fill('0'); @@ -2429,18 +2949,9 @@ inline std::string decode_url(const std::string &s, return result; } -inline void read_file(const std::string &path, std::string &out) { - std::ifstream fs(path, std::ios_base::binary); - fs.seekg(0, std::ios_base::end); - auto size = fs.tellg(); - fs.seekg(0); - out.resize(static_cast(size)); - fs.read(&out[0], static_cast(size)); -} - inline std::string file_extension(const std::string &path) { std::smatch m; - static auto re = std::regex("\\.([a-zA-Z0-9]+)$"); + thread_local auto re = std::regex("\\.([a-zA-Z0-9]+)$"); if (std::regex_search(path, m, re)) { return m[1].str(); } return std::string(); } @@ -2470,16 +2981,44 @@ inline std::string trim_double_quotes_copy(const std::string &s) { return s; } +inline void +divide(const char *data, std::size_t size, char d, + std::function + fn) { + const auto it = std::find(data, data + size, d); + const auto found = static_cast(it != data + size); + const auto lhs_data = data; + const auto lhs_size = static_cast(it - data); + const auto rhs_data = it + found; + const auto rhs_size = size - lhs_size - found; + + fn(lhs_data, lhs_size, rhs_data, rhs_size); +} + +inline void +divide(const std::string &str, char d, + std::function + fn) { + divide(str.data(), str.size(), d, std::move(fn)); +} + inline void split(const char *b, const char *e, char d, std::function fn) { + return split(b, e, d, (std::numeric_limits::max)(), std::move(fn)); +} + +inline void split(const char *b, const char *e, char d, size_t m, + std::function fn) { size_t i = 0; size_t beg = 0; + size_t count = 1; while (e ? (b + i < e) : (b[i] != '\0')) { - if (b[i] == d) { + if (b[i] == d && count < m) { auto r = trim(b, e, beg, i); if (r.first < r.second) { fn(&b[r.first], &b[r.second]); } beg = i + 1; + count++; } i++; } @@ -2496,18 +3035,18 @@ inline stream_line_reader::stream_line_reader(Stream &strm, char *fixed_buffer, fixed_buffer_size_(fixed_buffer_size) {} inline const char *stream_line_reader::ptr() const { - if (glowable_buffer_.empty()) { + if (growable_buffer_.empty()) { return fixed_buffer_; } else { - return glowable_buffer_.data(); + return growable_buffer_.data(); } } inline size_t stream_line_reader::size() const { - if (glowable_buffer_.empty()) { + if (growable_buffer_.empty()) { return fixed_buffer_used_size_; } else { - return glowable_buffer_.size(); + return growable_buffer_.size(); } } @@ -2518,7 +3057,11 @@ inline bool stream_line_reader::end_with_crlf() const { inline bool stream_line_reader::getline() { fixed_buffer_used_size_ = 0; - glowable_buffer_.clear(); + growable_buffer_.clear(); + +#ifndef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR + char prev_byte = 0; +#endif for (size_t i = 0;; i++) { char byte; @@ -2536,7 +3079,12 @@ inline bool stream_line_reader::getline() { append(byte); +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR if (byte == '\n') { break; } +#else + if (prev_byte == '\r' && byte == '\n') { break; } + prev_byte = byte; +#endif } return true; @@ -2547,24 +3095,15 @@ inline void stream_line_reader::append(char c) { fixed_buffer_[fixed_buffer_used_size_++] = c; fixed_buffer_[fixed_buffer_used_size_] = '\0'; } else { - if (glowable_buffer_.empty()) { + if (growable_buffer_.empty()) { assert(fixed_buffer_[fixed_buffer_used_size_] == '\0'); - glowable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); + growable_buffer_.assign(fixed_buffer_, fixed_buffer_used_size_); } - glowable_buffer_ += c; + growable_buffer_ += c; } } -inline mmap::mmap(const char *path) -#if defined(_WIN32) - : hFile_(NULL), hMapping_(NULL) -#else - : fd_(-1) -#endif - , - size_(0), addr_(nullptr) { - if (!open(path)) { std::runtime_error(""); } -} +inline mmap::mmap(const char *path) { open(path); } inline mmap::~mmap() { close(); } @@ -2572,21 +3111,60 @@ inline bool mmap::open(const char *path) { close(); #if defined(_WIN32) - hFile_ = ::CreateFileA(path, GENERIC_READ, FILE_SHARE_READ, NULL, + auto wpath = u8string_to_wstring(path); + if (wpath.empty()) { return false; } + +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + hFile_ = ::CreateFile2(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, + OPEN_EXISTING, NULL); +#else + hFile_ = ::CreateFileW(wpath.c_str(), GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, NULL); +#endif if (hFile_ == INVALID_HANDLE_VALUE) { return false; } - size_ = ::GetFileSize(hFile_, NULL); - - hMapping_ = ::CreateFileMapping(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); - - if (hMapping_ == NULL) { - close(); + LARGE_INTEGER size{}; + if (!::GetFileSizeEx(hFile_, &size)) { return false; } + // If the following line doesn't compile due to QuadPart, update Windows SDK. + // See: + // https://github.com/yhirose/cpp-httplib/issues/1903#issuecomment-2316520721 + if (static_cast(size.QuadPart) > + (std::numeric_limits::max)()) { + // `size_t` might be 32-bits, on 32-bits Windows. return false; } + size_ = static_cast(size.QuadPart); +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + hMapping_ = + ::CreateFileMappingFromApp(hFile_, NULL, PAGE_READONLY, size_, NULL); +#else + hMapping_ = ::CreateFileMappingW(hFile_, NULL, PAGE_READONLY, 0, 0, NULL); +#endif + + // Special treatment for an empty file... + if (hMapping_ == NULL && size_ == 0) { + close(); + is_open_empty_file = true; + return true; + } + + if (hMapping_ == NULL) { + close(); + return false; + } + +#if _WIN32_WINNT >= _WIN32_WINNT_WIN8 + addr_ = ::MapViewOfFileFromApp(hMapping_, FILE_MAP_READ, 0, 0); +#else addr_ = ::MapViewOfFile(hMapping_, FILE_MAP_READ, 0, 0, 0); +#endif + + if (addr_ == nullptr) { + close(); + return false; + } #else fd_ = ::open(path, O_RDONLY); if (fd_ == -1) { return false; } @@ -2599,21 +3177,27 @@ inline bool mmap::open(const char *path) { size_ = static_cast(sb.st_size); addr_ = ::mmap(NULL, size_, PROT_READ, MAP_PRIVATE, fd_, 0); -#endif - if (addr_ == nullptr) { + // Special treatment for an empty file... + if (addr_ == MAP_FAILED && size_ == 0) { close(); + is_open_empty_file = true; return false; } +#endif return true; } -inline bool mmap::is_open() const { return addr_ != nullptr; } +inline bool mmap::is_open() const { + return is_open_empty_file ? true : addr_ != nullptr; +} inline size_t mmap::size() const { return size_; } -inline const char *mmap::data() const { return (const char *)addr_; } +inline const char *mmap::data() const { + return is_open_empty_file ? "" : static_cast(addr_); +} inline void mmap::close() { #if defined(_WIN32) @@ -2631,6 +3215,8 @@ inline void mmap::close() { ::CloseHandle(hFile_); hFile_ = INVALID_HANDLE_VALUE; } + + is_open_empty_file = false; #else if (addr_ != nullptr) { munmap(addr_, size_); @@ -2656,7 +3242,10 @@ template inline ssize_t handle_EINTR(T fn) { ssize_t res = 0; while (true) { res = fn(); - if (res < 0 && errno == EINTR) { continue; } + if (res < 0 && errno == EINTR) { + std::this_thread::sleep_for(std::chrono::microseconds{1}); + continue; + } break; } return res; @@ -2687,72 +3276,43 @@ inline ssize_t send_socket(socket_t sock, const void *ptr, size_t size, }); } -inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLIN; - - auto timeout = static_cast(sec * 1000 + usec / 1000); - - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); +inline int poll_wrapper(struct pollfd *fds, nfds_t nfds, int timeout) { +#ifdef _WIN32 + return ::WSAPoll(fds, nfds, timeout); #else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { return 1; } -#endif - - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - return handle_EINTR([&]() { - return select(static_cast(sock + 1), &fds, nullptr, nullptr, &tv); - }); + return ::poll(fds, nfds, timeout); #endif } -inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL - struct pollfd pfd_read; - pfd_read.fd = sock; - pfd_read.events = POLLOUT; +template +inline ssize_t select_impl(socket_t sock, time_t sec, time_t usec) { + struct pollfd pfd; + pfd.fd = sock; + pfd.events = (Read ? POLLIN : POLLOUT); auto timeout = static_cast(sec * 1000 + usec / 1000); - return handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { return 1; } -#endif - - fd_set fds; - FD_ZERO(&fds); - FD_SET(sock, &fds); + return handle_EINTR([&]() { return poll_wrapper(&pfd, 1, timeout); }); +} - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); +inline ssize_t select_read(socket_t sock, time_t sec, time_t usec) { + return select_impl(sock, sec, usec); +} - return handle_EINTR([&]() { - return select(static_cast(sock + 1), nullptr, &fds, nullptr, &tv); - }); -#endif +inline ssize_t select_write(socket_t sock, time_t sec, time_t usec) { + return select_impl(sock, sec, usec); } inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, time_t usec) { -#ifdef CPPHTTPLIB_USE_POLL struct pollfd pfd_read; pfd_read.fd = sock; pfd_read.events = POLLIN | POLLOUT; auto timeout = static_cast(sec * 1000 + usec / 1000); - auto poll_res = handle_EINTR([&]() { return poll(&pfd_read, 1, timeout); }); + auto poll_res = + handle_EINTR([&]() { return poll_wrapper(&pfd_read, 1, timeout); }); if (poll_res == 0) { return Error::ConnectionTimeout; } @@ -2766,38 +3326,6 @@ inline Error wait_until_socket_is_ready(socket_t sock, time_t sec, } return Error::Connection; -#else -#ifndef _WIN32 - if (sock >= FD_SETSIZE) { return Error::Connection; } -#endif - - fd_set fdsr; - FD_ZERO(&fdsr); - FD_SET(sock, &fdsr); - - auto fdsw = fdsr; - auto fdse = fdsr; - - timeval tv; - tv.tv_sec = static_cast(sec); - tv.tv_usec = static_cast(usec); - - auto ret = handle_EINTR([&]() { - return select(static_cast(sock + 1), &fdsr, &fdsw, &fdse, &tv); - }); - - if (ret == 0) { return Error::ConnectionTimeout; } - - if (ret > 0 && (FD_ISSET(sock, &fdsr) || FD_ISSET(sock, &fdsw))) { - auto error = 0; - socklen_t len = sizeof(error); - auto res = getsockopt(sock, SOL_SOCKET, SO_ERROR, - reinterpret_cast(&error), &len); - auto successful = res >= 0 && !error; - return successful ? Error::Success : Error::Connection; - } - return Error::Connection; -#endif } inline bool is_socket_alive(socket_t sock) { @@ -2811,19 +3339,24 @@ inline bool is_socket_alive(socket_t sock) { return detail::read_socket(sock, &buf[0], sizeof(buf), MSG_PEEK) > 0; } -class SocketStream : public Stream { +class SocketStream final : public Stream { public: SocketStream(socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, - time_t write_timeout_sec, time_t write_timeout_usec); + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); ~SocketStream() override; bool is_readable() const override; - bool is_writable() const override; + bool wait_readable() const override; + bool wait_writable() const override; ssize_t read(char *ptr, size_t size) override; ssize_t write(const char *ptr, size_t size) override; void get_remote_ip_and_port(std::string &ip, int &port) const override; void get_local_ip_and_port(std::string &ip, int &port) const override; socket_t socket() const override; + time_t duration() const override; private: socket_t sock_; @@ -2831,29 +3364,36 @@ class SocketStream : public Stream { time_t read_timeout_usec_; time_t write_timeout_sec_; time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; std::vector read_buff_; size_t read_buff_off_ = 0; size_t read_buff_content_size_ = 0; - static const size_t read_buff_size_ = 1024 * 4; + static const size_t read_buff_size_ = 1024l * 4; }; #ifdef CPPHTTPLIB_OPENSSL_SUPPORT -class SSLSocketStream : public Stream { +class SSLSocketStream final : public Stream { public: - SSLSocketStream(socket_t sock, SSL *ssl, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec); + SSLSocketStream( + socket_t sock, SSL *ssl, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, + time_t write_timeout_usec, time_t max_timeout_msec = 0, + std::chrono::time_point start_time = + (std::chrono::steady_clock::time_point::min)()); ~SSLSocketStream() override; bool is_readable() const override; - bool is_writable() const override; + bool wait_readable() const override; + bool wait_writable() const override; ssize_t read(char *ptr, size_t size) override; ssize_t write(const char *ptr, size_t size) override; void get_remote_ip_and_port(std::string &ip, int &port) const override; void get_local_ip_and_port(std::string &ip, int &port) const override; socket_t socket() const override; + time_t duration() const override; private: socket_t sock_; @@ -2862,26 +3402,42 @@ class SSLSocketStream : public Stream { time_t read_timeout_usec_; time_t write_timeout_sec_; time_t write_timeout_usec_; + time_t max_timeout_msec_; + const std::chrono::time_point start_time; }; #endif -inline bool keep_alive(socket_t sock, time_t keep_alive_timeout_sec) { +inline bool keep_alive(const std::atomic &svr_sock, socket_t sock, + time_t keep_alive_timeout_sec) { using namespace std::chrono; - auto start = steady_clock::now(); + + const auto interval_usec = + CPPHTTPLIB_KEEPALIVE_TIMEOUT_CHECK_INTERVAL_USECOND; + + // Avoid expensive `steady_clock::now()` call for the first time + if (select_read(sock, 0, interval_usec) > 0) { return true; } + + const auto start = steady_clock::now() - microseconds{interval_usec}; + const auto timeout = seconds{keep_alive_timeout_sec}; + while (true) { - auto val = select_read(sock, 0, 10000); + if (svr_sock == INVALID_SOCKET) { + break; // Server socket is closed + } + + auto val = select_read(sock, 0, interval_usec); if (val < 0) { - return false; + break; // Ssocket error } else if (val == 0) { - auto current = steady_clock::now(); - auto duration = duration_cast(current - start); - auto timeout = keep_alive_timeout_sec * 1000; - if (duration.count() > timeout) { return false; } - std::this_thread::sleep_for(std::chrono::milliseconds(1)); + if (steady_clock::now() - start > timeout) { + break; // Timeout + } } else { - return true; + return true; // Ready for read } } + + return false; } template @@ -2892,8 +3448,7 @@ process_server_socket_core(const std::atomic &svr_sock, socket_t sock, assert(keep_alive_max_count > 0); auto ret = false; auto count = keep_alive_max_count; - while (svr_sock != INVALID_SOCKET && count > 0 && - keep_alive(sock, keep_alive_timeout_sec)) { + while (count > 0 && keep_alive(svr_sock, sock, keep_alive_timeout_sec)) { auto close_connection = count == 1; auto connection_closed = false; ret = callback(close_connection, connection_closed); @@ -2919,13 +3474,15 @@ process_server_socket(const std::atomic &svr_sock, socket_t sock, }); } -inline bool process_client_socket(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec, - std::function callback) { +inline bool process_client_socket( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, + std::function callback) { SocketStream strm(sock, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); return callback(strm); } @@ -2937,10 +3494,29 @@ inline int shutdown_socket(socket_t sock) { #endif } +inline std::string escape_abstract_namespace_unix_domain(const std::string &s) { + if (s.size() > 1 && s[0] == '\0') { + auto ret = s; + ret[0] = '@'; + return ret; + } + return s; +} + +inline std::string +unescape_abstract_namespace_unix_domain(const std::string &s) { + if (s.size() > 1 && s[0] == '@') { + auto ret = s; + ret[0] = '\0'; + return ret; + } + return s; +} + template socket_t create_socket(const std::string &host, const std::string &ip, int port, int address_family, int socket_flags, bool tcp_nodelay, - SocketOptions socket_options, + bool ipv6_v6only, SocketOptions socket_options, BindOrConnect bind_or_connect) { // Get address info const char *node = nullptr; @@ -2949,7 +3525,7 @@ socket_t create_socket(const std::string &host, const std::string &ip, int port, memset(&hints, 0, sizeof(struct addrinfo)); hints.ai_socktype = SOCK_STREAM; - hints.ai_protocol = 0; + hints.ai_protocol = IPPROTO_IP; if (!ip.empty()) { node = ip.c_str(); @@ -2965,22 +3541,34 @@ socket_t create_socket(const std::string &host, const std::string &ip, int port, #ifndef _WIN32 if (hints.ai_family == AF_UNIX) { const auto addrlen = host.length(); - if (addrlen > sizeof(sockaddr_un::sun_path)) return INVALID_SOCKET; + if (addrlen > sizeof(sockaddr_un::sun_path)) { return INVALID_SOCKET; } +#ifdef SOCK_CLOEXEC + auto sock = socket(hints.ai_family, hints.ai_socktype | SOCK_CLOEXEC, + hints.ai_protocol); +#else auto sock = socket(hints.ai_family, hints.ai_socktype, hints.ai_protocol); +#endif + if (sock != INVALID_SOCKET) { sockaddr_un addr{}; addr.sun_family = AF_UNIX; - std::copy(host.begin(), host.end(), addr.sun_path); + + auto unescaped_host = unescape_abstract_namespace_unix_domain(host); + std::copy(unescaped_host.begin(), unescaped_host.end(), addr.sun_path); hints.ai_addr = reinterpret_cast(&addr); hints.ai_addrlen = static_cast( sizeof(addr) - sizeof(addr.sun_path) + addrlen); +#ifndef SOCK_CLOEXEC fcntl(sock, F_SETFD, FD_CLOEXEC); +#endif + if (socket_options) { socket_options(sock); } - if (!bind_or_connect(sock, hints)) { + bool dummy; + if (!bind_or_connect(sock, hints, dummy)) { close_socket(sock); sock = INVALID_SOCKET; } @@ -2997,6 +3585,7 @@ socket_t create_socket(const std::string &host, const std::string &ip, int port, #endif return INVALID_SOCKET; } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); for (auto rp = result; rp; rp = rp->ai_next) { // Create a socket @@ -3022,51 +3611,41 @@ socket_t create_socket(const std::string &host, const std::string &ip, int port, sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); } #else + +#ifdef SOCK_CLOEXEC + auto sock = + socket(rp->ai_family, rp->ai_socktype | SOCK_CLOEXEC, rp->ai_protocol); +#else auto sock = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol); +#endif + #endif if (sock == INVALID_SOCKET) { continue; } -#ifndef _WIN32 +#if !defined _WIN32 && !defined SOCK_CLOEXEC if (fcntl(sock, F_SETFD, FD_CLOEXEC) == -1) { close_socket(sock); continue; } #endif - if (tcp_nodelay) { - auto yes = 1; -#ifdef _WIN32 - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, - reinterpret_cast(&yes), sizeof(yes)); -#else - setsockopt(sock, IPPROTO_TCP, TCP_NODELAY, - reinterpret_cast(&yes), sizeof(yes)); -#endif - } - - if (socket_options) { socket_options(sock); } + if (tcp_nodelay) { set_socket_opt(sock, IPPROTO_TCP, TCP_NODELAY, 1); } if (rp->ai_family == AF_INET6) { - auto no = 0; -#ifdef _WIN32 - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, - reinterpret_cast(&no), sizeof(no)); -#else - setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, - reinterpret_cast(&no), sizeof(no)); -#endif + set_socket_opt(sock, IPPROTO_IPV6, IPV6_V6ONLY, ipv6_v6only ? 1 : 0); } + if (socket_options) { socket_options(sock); } + // bind or connect - if (bind_or_connect(sock, *rp)) { - freeaddrinfo(result); - return sock; - } + auto quit = false; + if (bind_or_connect(sock, *rp, quit)) { return sock; } close_socket(sock); + + if (quit) { break; } } - freeaddrinfo(result); return INVALID_SOCKET; } @@ -3099,6 +3678,7 @@ inline bool bind_ip_address(socket_t sock, const std::string &host) { hints.ai_protocol = 0; if (getaddrinfo(host.c_str(), "0", &hints, &result)) { return false; } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); auto ret = false; for (auto rp = result; rp; rp = rp->ai_next) { @@ -3109,7 +3689,6 @@ inline bool bind_ip_address(socket_t sock, const std::string &host) { } } - freeaddrinfo(result); return ret; } @@ -3121,6 +3700,8 @@ inline bool bind_ip_address(socket_t sock, const std::string &host) { inline std::string if2ip(int address_family, const std::string &ifn) { struct ifaddrs *ifap; getifaddrs(&ifap); + auto se = detail::scope_exit([&] { freeifaddrs(ifap); }); + std::string addr_candidate; for (auto ifa = ifap; ifa; ifa = ifa->ifa_next) { if (ifa->ifa_addr && ifn == ifa->ifa_name && @@ -3130,7 +3711,6 @@ inline std::string if2ip(int address_family, const std::string &ifn) { auto sa = reinterpret_cast(ifa->ifa_addr); char buf[INET_ADDRSTRLEN]; if (inet_ntop(AF_INET, &sa->sin_addr, buf, INET_ADDRSTRLEN)) { - freeifaddrs(ifap); return std::string(buf, INET_ADDRSTRLEN); } } else if (ifa->ifa_addr->sa_family == AF_INET6) { @@ -3143,7 +3723,6 @@ inline std::string if2ip(int address_family, const std::string &ifn) { if (s6_addr_head == 0xfc || s6_addr_head == 0xfd) { addr_candidate = std::string(buf, INET6_ADDRSTRLEN); } else { - freeifaddrs(ifap); return std::string(buf, INET6_ADDRSTRLEN); } } @@ -3151,25 +3730,26 @@ inline std::string if2ip(int address_family, const std::string &ifn) { } } } - freeifaddrs(ifap); return addr_candidate; } #endif inline socket_t create_client_socket( const std::string &host, const std::string &ip, int port, - int address_family, bool tcp_nodelay, SocketOptions socket_options, - time_t connection_timeout_sec, time_t connection_timeout_usec, - time_t read_timeout_sec, time_t read_timeout_usec, time_t write_timeout_sec, + int address_family, bool tcp_nodelay, bool ipv6_v6only, + SocketOptions socket_options, time_t connection_timeout_sec, + time_t connection_timeout_usec, time_t read_timeout_sec, + time_t read_timeout_usec, time_t write_timeout_sec, time_t write_timeout_usec, const std::string &intf, Error &error) { auto sock = create_socket( - host, ip, port, address_family, 0, tcp_nodelay, std::move(socket_options), - [&](socket_t sock2, struct addrinfo &ai) -> bool { + host, ip, port, address_family, 0, tcp_nodelay, ipv6_v6only, + std::move(socket_options), + [&](socket_t sock2, struct addrinfo &ai, bool &quit) -> bool { if (!intf.empty()) { #ifdef USE_IF2IP auto ip_from_if = if2ip(address_family, intf); if (ip_from_if.empty()) { ip_from_if = intf; } - if (!bind_ip_address(sock2, ip_from_if.c_str())) { + if (!bind_ip_address(sock2, ip_from_if)) { error = Error::BindIPAddress; return false; } @@ -3188,40 +3768,17 @@ inline socket_t create_client_socket( } error = wait_until_socket_is_ready(sock2, connection_timeout_sec, connection_timeout_usec); - if (error != Error::Success) { return false; } + if (error != Error::Success) { + if (error == Error::ConnectionTimeout) { quit = true; } + return false; + } } set_nonblocking(sock2, false); - - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec * 1000 + - read_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec); - tv.tv_usec = static_cast(read_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } - { - -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec * 1000 + - write_timeout_usec / 1000); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec); - tv.tv_usec = static_cast(write_timeout_usec); - setsockopt(sock2, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } + set_socket_opt_time(sock2, SOL_SOCKET, SO_RCVTIMEO, read_timeout_sec, + read_timeout_usec); + set_socket_opt_time(sock2, SOL_SOCKET, SO_SNDTIMEO, write_timeout_sec, + write_timeout_usec); error = Error::Success; return true; @@ -3313,7 +3870,7 @@ inline unsigned int str2tag(const std::string &s) { namespace udl { -inline constexpr unsigned int operator"" _t(const char *s, size_t l) { +inline constexpr unsigned int operator""_t(const char *s, size_t l) { return str2tag_core(s, l, 0); } @@ -3326,7 +3883,7 @@ find_content_type(const std::string &path, auto ext = file_extension(path); auto it = user_data.find(ext); - if (it != user_data.end()) { return it->second.c_str(); } + if (it != user_data.end()) { return it->second; } using udl::operator""_t; @@ -3398,8 +3955,9 @@ inline bool can_compress_content_type(const std::string &content_type) { case "application/protobuf"_t: case "application/xhtml+xml"_t: return true; - default: - return !content_type.rfind("text/", 0) && tag != "text/event-stream"_t; + case "text/event-stream"_t: return false; + + default: return !content_type.rfind("text/", 0); } } @@ -3423,6 +3981,12 @@ inline EncodingType encoding_type(const Request &req, const Response &res) { if (ret) { return EncodingType::Gzip; } #endif +#ifdef CPPHTTPLIB_ZSTD_SUPPORT + // TODO: 'Accept-Encoding' has zstd, not zstd;q=0 + ret = s.find("zstd") != std::string::npos; + if (ret) { return EncodingType::Zstd; } +#endif + return EncodingType::None; } @@ -3537,7 +4101,7 @@ inline bool gzip_decompressor::decompress(const char *data, size_t data_length, } } - if (ret != Z_OK && ret != Z_STREAM_END) return false; + if (ret != Z_OK && ret != Z_STREAM_END) { return false; } } while (data_length > 0); @@ -3631,13 +4195,68 @@ inline bool brotli_decompressor::decompress(const char *data, } #endif +#ifdef CPPHTTPLIB_ZSTD_SUPPORT +inline zstd_compressor::zstd_compressor() { + ctx_ = ZSTD_createCCtx(); + ZSTD_CCtx_setParameter(ctx_, ZSTD_c_compressionLevel, ZSTD_fast); +} + +inline zstd_compressor::~zstd_compressor() { ZSTD_freeCCtx(ctx_); } + +inline bool zstd_compressor::compress(const char *data, size_t data_length, + bool last, Callback callback) { + std::array buff{}; + + ZSTD_EndDirective mode = last ? ZSTD_e_end : ZSTD_e_continue; + ZSTD_inBuffer input = {data, data_length, 0}; + + bool finished; + do { + ZSTD_outBuffer output = {buff.data(), CPPHTTPLIB_COMPRESSION_BUFSIZ, 0}; + size_t const remaining = ZSTD_compressStream2(ctx_, &output, &input, mode); + + if (ZSTD_isError(remaining)) { return false; } + + if (!callback(buff.data(), output.pos)) { return false; } + + finished = last ? (remaining == 0) : (input.pos == input.size); + + } while (!finished); + + return true; +} + +inline zstd_decompressor::zstd_decompressor() { ctx_ = ZSTD_createDCtx(); } + +inline zstd_decompressor::~zstd_decompressor() { ZSTD_freeDCtx(ctx_); } + +inline bool zstd_decompressor::is_valid() const { return ctx_ != nullptr; } + +inline bool zstd_decompressor::decompress(const char *data, size_t data_length, + Callback callback) { + std::array buff{}; + ZSTD_inBuffer input = {data, data_length, 0}; + + while (input.pos < input.size) { + ZSTD_outBuffer output = {buff.data(), CPPHTTPLIB_COMPRESSION_BUFSIZ, 0}; + size_t const remaining = ZSTD_decompressStream(ctx_, &output, &input); + + if (ZSTD_isError(remaining)) { return false; } + + if (!callback(buff.data(), output.pos)) { return false; } + } + + return true; +} +#endif + inline bool has_header(const Headers &headers, const std::string &key) { return headers.find(key) != headers.end(); } inline const char *get_header_value(const Headers &headers, - const std::string &key, size_t id, - const char *def) { + const std::string &key, const char *def, + size_t id) { auto rng = headers.equal_range(key); auto it = rng.first; std::advance(it, static_cast(id)); @@ -3645,14 +4264,6 @@ inline const char *get_header_value(const Headers &headers, return def; } -inline bool compare_case_ignore(const std::string &a, const std::string &b) { - if (a.size() != b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { return false; } - } - return true; -} - template inline bool parse_header(const char *beg, const char *end, T fn) { // Skip trailing spaces and tabs. @@ -3665,6 +4276,9 @@ inline bool parse_header(const char *beg, const char *end, T fn) { p++; } + auto name = std::string(beg, p); + if (!detail::fields::is_field_name(name)) { return false; } + if (p == end) { return false; } auto key_end = p; @@ -3675,12 +4289,22 @@ inline bool parse_header(const char *beg, const char *end, T fn) { p++; } - if (p < end) { + if (p <= end) { + auto key_len = key_end - beg; + if (!key_len) { return false; } + auto key = std::string(beg, key_end); - auto val = compare_case_ignore(key, "Location") - ? std::string(p, end) - : decode_url(std::string(p, end), false); - fn(std::move(key), std::move(val)); + auto val = std::string(p, end); + + if (!detail::fields::is_field_value(val)) { return false; } + + if (case_ignore::equal(key, "Location") || + case_ignore::equal(key, "Referer")) { + fn(key, val); + } else { + fn(key, decode_url(val, false)); + } + return true; } @@ -3700,27 +4324,27 @@ inline bool read_headers(Stream &strm, Headers &headers) { if (line_reader.end_with_crlf()) { // Blank line indicates end of headers. if (line_reader.size() == 2) { break; } -#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR } else { +#ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR // Blank line indicates end of headers. if (line_reader.size() == 1) { break; } line_terminator_len = 1; - } #else - } else { continue; // Skip invalid line. - } #endif + } if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } // Exclude line terminator auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; - parse_header(line_reader.ptr(), end, - [&](std::string &&key, std::string &&val) { - headers.emplace(std::move(key), std::move(val)); - }); + if (!parse_header(line_reader.ptr(), end, + [&](const std::string &key, const std::string &val) { + headers.emplace(key, val); + })) { + return false; + } } return true; @@ -3765,11 +4389,8 @@ inline bool read_content_without_length(Stream &strm, uint64_t r = 0; for (;;) { auto n = strm.read(buf, CPPHTTPLIB_RECV_BUFSIZ); - if (n < 0) { - return false; - } else if (n == 0) { - return true; - } + if (n == 0) { return true; } + if (n < 0) { return false; } if (!out(buf, static_cast(n), r, 0)) { return false; } r += static_cast(n); @@ -3805,17 +4426,28 @@ inline bool read_content_chunked(Stream &strm, T &x, if (!line_reader.getline()) { return false; } - if (strcmp(line_reader.ptr(), "\r\n")) { return false; } + if (strcmp(line_reader.ptr(), "\r\n") != 0) { return false; } if (!line_reader.getline()) { return false; } } assert(chunk_len == 0); - // Trailer - if (!line_reader.getline()) { return false; } - - while (strcmp(line_reader.ptr(), "\r\n")) { + // NOTE: In RFC 9112, '7.1 Chunked Transfer Coding' mentions "The chunked + // transfer coding is complete when a chunk with a chunk-size of zero is + // received, possibly followed by a trailer section, and finally terminated by + // an empty line". https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1 + // + // In '7.1.3. Decoding Chunked', however, the pseudo-code in the section + // does't care for the existence of the final CRLF. In other words, it seems + // to be ok whether the final CRLF exists or not in the chunked data. + // https://www.rfc-editor.org/rfc/rfc9112.html#section-7.1.3 + // + // According to the reference code in RFC 9112, cpp-httplib now allows + // chunked transfer coding data without the final CRLF. + if (!line_reader.getline()) { return true; } + + while (strcmp(line_reader.ptr(), "\r\n") != 0) { if (line_reader.size() > CPPHTTPLIB_HEADER_MAX_LENGTH) { return false; } // Exclude line terminator @@ -3823,8 +4455,8 @@ inline bool read_content_chunked(Stream &strm, T &x, auto end = line_reader.ptr() + line_reader.size() - line_terminator_len; parse_header(line_reader.ptr(), end, - [&](std::string &&key, std::string &&val) { - x.headers.emplace(std::move(key), std::move(val)); + [&](const std::string &key, const std::string &val) { + x.headers.emplace(key, val); }); if (!line_reader.getline()) { return false; } @@ -3834,8 +4466,8 @@ inline bool read_content_chunked(Stream &strm, T &x, } inline bool is_chunked_transfer_encoding(const Headers &headers) { - return !strcasecmp(get_header_value(headers, "Transfer-Encoding", 0, ""), - "chunked"); + return case_ignore::equal( + get_header_value(headers, "Transfer-Encoding", "", 0), "chunked"); } template @@ -3850,14 +4482,21 @@ bool prepare_content_receiver(T &x, int &status, #ifdef CPPHTTPLIB_ZLIB_SUPPORT decompressor = detail::make_unique(); #else - status = 415; + status = StatusCode::UnsupportedMediaType_415; return false; #endif } else if (encoding.find("br") != std::string::npos) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT decompressor = detail::make_unique(); #else - status = 415; + status = StatusCode::UnsupportedMediaType_415; + return false; +#endif + } else if (encoding == "zstd") { +#ifdef CPPHTTPLIB_ZSTD_SUPPORT + decompressor = detail::make_unique(); +#else + status = StatusCode::UnsupportedMediaType_415; return false; #endif } @@ -3873,7 +4512,7 @@ bool prepare_content_receiver(T &x, int &status, }; return callback(std::move(out)); } else { - status = 500; + status = StatusCode::InternalServerError_500; return false; } } @@ -3901,8 +4540,14 @@ bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, } else if (!has_header(x.headers, "Content-Length")) { ret = read_content_without_length(strm, out); } else { - auto len = get_header_value_u64(x.headers, "Content-Length", 0, 0); - if (len > payload_max_length) { + auto is_invalid_value = false; + auto len = get_header_value_u64( + x.headers, "Content-Length", + (std::numeric_limits::max)(), 0, is_invalid_value); + + if (is_invalid_value) { + ret = false; + } else if (len > payload_max_length) { exceed_payload_max_length = true; skip_content_with_length(strm, len); ret = false; @@ -3911,16 +4556,42 @@ bool read_content(Stream &strm, T &x, size_t payload_max_length, int &status, } } - if (!ret) { status = exceed_payload_max_length ? 413 : 400; } + if (!ret) { + status = exceed_payload_max_length ? StatusCode::PayloadTooLarge_413 + : StatusCode::BadRequest_400; + } return ret; }); -} // namespace detail +} + +inline ssize_t write_request_line(Stream &strm, const std::string &method, + const std::string &path) { + std::string s = method; + s += " "; + s += path; + s += " HTTP/1.1\r\n"; + return strm.write(s.data(), s.size()); +} + +inline ssize_t write_response_line(Stream &strm, int status) { + std::string s = "HTTP/1.1 "; + s += std::to_string(status); + s += " "; + s += httplib::status_message(status); + s += "\r\n"; + return strm.write(s.data(), s.size()); +} inline ssize_t write_headers(Stream &strm, const Headers &headers) { ssize_t write_len = 0; for (const auto &x : headers) { - auto len = - strm.write_format("%s: %s\r\n", x.first.c_str(), x.second.c_str()); + std::string s; + s = x.first; + s += ": "; + s += x.second; + s += "\r\n"; + + auto len = strm.write(s.data(), s.size()); if (len < 0) { return len; } write_len += len; } @@ -3950,7 +4621,7 @@ inline bool write_content(Stream &strm, const ContentProvider &content_provider, data_sink.write = [&](const char *d, size_t l) -> bool { if (ok) { - if (strm.is_writable() && write_data(strm, d, l)) { + if (write_data(strm, d, l)) { offset += l; } else { ok = false; @@ -3959,8 +4630,10 @@ inline bool write_content(Stream &strm, const ContentProvider &content_provider, return ok; }; + data_sink.is_writable = [&]() -> bool { return strm.wait_writable(); }; + while (offset < end_offset && !is_shutting_down()) { - if (!strm.is_writable()) { + if (!strm.wait_writable()) { error = Error::Write; return false; } else if (!content_provider(offset, end_offset - offset, data_sink)) { @@ -3998,15 +4671,17 @@ write_content_without_length(Stream &strm, data_sink.write = [&](const char *d, size_t l) -> bool { if (ok) { offset += l; - if (!strm.is_writable() || !write_data(strm, d, l)) { ok = false; } + if (!write_data(strm, d, l)) { ok = false; } } return ok; }; + data_sink.is_writable = [&]() -> bool { return strm.wait_writable(); }; + data_sink.done = [&](void) { data_available = false; }; while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { + if (!strm.wait_writable()) { return false; } else if (!content_provider(offset, 0, data_sink)) { return false; @@ -4041,10 +4716,7 @@ write_content_chunked(Stream &strm, const ContentProvider &content_provider, // Emit chunked response header and footer for each chunk auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { - ok = false; - } + if (!write_data(strm, chunk.data(), chunk.size())) { ok = false; } } } else { ok = false; @@ -4053,6 +4725,8 @@ write_content_chunked(Stream &strm, const ContentProvider &content_provider, return ok; }; + data_sink.is_writable = [&]() -> bool { return strm.wait_writable(); }; + auto done_with_trailer = [&](const Headers *trailer) { if (!ok) { return; } @@ -4071,17 +4745,14 @@ write_content_chunked(Stream &strm, const ContentProvider &content_provider, if (!payload.empty()) { // Emit chunked response header and footer for each chunk auto chunk = from_i_to_hex(payload.size()) + "\r\n" + payload + "\r\n"; - if (!strm.is_writable() || - !write_data(strm, chunk.data(), chunk.size())) { + if (!write_data(strm, chunk.data(), chunk.size())) { ok = false; return; } } - static const std::string done_marker("0\r\n"); - if (!write_data(strm, done_marker.data(), done_marker.size())) { - ok = false; - } + constexpr const char done_marker[] = "0\r\n"; + if (!write_data(strm, done_marker, str_len(done_marker))) { ok = false; } // Trailer if (trailer) { @@ -4093,8 +4764,8 @@ write_content_chunked(Stream &strm, const ContentProvider &content_provider, } } - static const std::string crlf("\r\n"); - if (!write_data(strm, crlf.data(), crlf.size())) { ok = false; } + constexpr const char crlf[] = "\r\n"; + if (!write_data(strm, crlf, str_len(crlf))) { ok = false; } }; data_sink.done = [&](void) { done_with_trailer(nullptr); }; @@ -4104,7 +4775,7 @@ write_content_chunked(Stream &strm, const ContentProvider &content_provider, }; while (data_available && !is_shutting_down()) { - if (!strm.is_writable()) { + if (!strm.wait_writable()) { error = Error::Write; return false; } else if (!content_provider(offset, 0, data_sink)) { @@ -4137,7 +4808,8 @@ inline bool redirect(T &cli, Request &req, Response &res, new_req.path = path; new_req.redirect_count_ -= 1; - if (res.status == 303 && (req.method != "GET" && req.method != "HEAD")) { + if (res.status == StatusCode::SeeOther_303 && + (req.method != "GET" && req.method != "HEAD")) { new_req.method = "GET"; new_req.body.clear(); new_req.headers.clear(); @@ -4150,7 +4822,7 @@ inline bool redirect(T &cli, Request &req, Response &res, req = new_req; res = new_res; - if (res.location.empty()) res.location = location; + if (res.location.empty()) { res.location = location; } } return ret; } @@ -4167,22 +4839,22 @@ inline std::string params_to_query_str(const Params ¶ms) { return query; } -inline void parse_query_text(const std::string &s, Params ¶ms) { +inline void parse_query_text(const char *data, std::size_t size, + Params ¶ms) { std::set cache; - split(s.data(), s.data() + s.size(), '&', [&](const char *b, const char *e) { + split(data, data + size, '&', [&](const char *b, const char *e) { std::string kv(b, e); if (cache.find(kv) != cache.end()) { return; } - cache.insert(kv); + cache.insert(std::move(kv)); std::string key; std::string val; - split(b, e, '=', [&](const char *b2, const char *e2) { - if (key.empty()) { - key.assign(b2, e2); - } else { - val.assign(b2, e2); - } - }); + divide(b, static_cast(e - b), '=', + [&](const char *lhs_data, std::size_t lhs_size, const char *rhs_data, + std::size_t rhs_size) { + key.assign(lhs_data, lhs_size); + val.assign(rhs_data, rhs_size); + }); if (!key.empty()) { params.emplace(decode_url(key, true), decode_url(val, true)); @@ -4190,6 +4862,10 @@ inline void parse_query_text(const std::string &s, Params ¶ms) { }); } +inline void parse_query_text(const std::string &s, Params ¶ms) { + parse_query_text(s.data(), s.size(), params); +} + inline bool parse_multipart_boundary(const std::string &content_type, std::string &boundary) { auto boundary_keyword = "boundary="; @@ -4230,35 +4906,44 @@ inline bool parse_range_header(const std::string &s, Ranges &ranges) { #else inline bool parse_range_header(const std::string &s, Ranges &ranges) try { #endif - static auto re_first_range = std::regex(R"(bytes=(\d*-\d*(?:,\s*\d*-\d*)*))"); - std::smatch m; - if (std::regex_match(s, m, re_first_range)) { - auto pos = static_cast(m.position(1)); - auto len = static_cast(m.length(1)); + auto is_valid = [](const std::string &str) { + return std::all_of(str.cbegin(), str.cend(), + [](unsigned char c) { return std::isdigit(c); }); + }; + + if (s.size() > 7 && s.compare(0, 6, "bytes=") == 0) { + const auto pos = static_cast(6); + const auto len = static_cast(s.size() - 6); auto all_valid_ranges = true; split(&s[pos], &s[pos + len], ',', [&](const char *b, const char *e) { - if (!all_valid_ranges) return; - static auto re_another_range = std::regex(R"(\s*(\d*)-(\d*))"); - std::cmatch cm; - if (std::regex_match(b, e, cm, re_another_range)) { - ssize_t first = -1; - if (!cm.str(1).empty()) { - first = static_cast(std::stoll(cm.str(1))); - } + if (!all_valid_ranges) { return; } - ssize_t last = -1; - if (!cm.str(2).empty()) { - last = static_cast(std::stoll(cm.str(2))); - } + const auto it = std::find(b, e, '-'); + if (it == e) { + all_valid_ranges = false; + return; + } - if (first != -1 && last != -1 && first > last) { - all_valid_ranges = false; - return; - } - ranges.emplace_back(std::make_pair(first, last)); + const auto lhs = std::string(b, it); + const auto rhs = std::string(it + 1, e); + if (!is_valid(lhs) || !is_valid(rhs)) { + all_valid_ranges = false; + return; + } + + const auto first = + static_cast(lhs.empty() ? -1 : std::stoll(lhs)); + const auto last = + static_cast(rhs.empty() ? -1 : std::stoll(rhs)); + if ((first == -1 && last == -1) || + (first != -1 && last != -1 && first > last)) { + all_valid_ranges = false; + return; } + + ranges.emplace_back(first, last); }); - return all_valid_ranges; + return all_valid_ranges && !ranges.empty(); } return false; #ifdef CPPHTTPLIB_NO_EXCEPTIONS @@ -4314,12 +4999,21 @@ class MultipartFormDataParser { break; } - static const std::string header_name = "content-type:"; const auto header = buf_head(pos); - if (start_with_case_ignore(header, header_name)) { - file_.content_type = trim_copy(header.substr(header_name.size())); + + if (!parse_header(header.data(), header.data() + header.size(), + [&](const std::string &, const std::string &) {})) { + is_valid_ = false; + return false; + } + + constexpr const char header_content_type[] = "Content-Type:"; + + if (start_with_case_ignore(header, header_content_type)) { + file_.content_type = + trim_copy(header.substr(str_len(header_content_type))); } else { - static const std::regex re_content_disposition( + thread_local const std::regex re_content_disposition( R"~(^Content-Disposition:\s*form-data;\s*(.*)$)~", std::regex_constants::icase); @@ -4341,8 +5035,8 @@ class MultipartFormDataParser { it = params.find("filename*"); if (it != params.end()) { - // Only allow UTF-8 enconnding... - static const std::regex re_rfc5987_encoding( + // Only allow UTF-8 encoding... + thread_local const std::regex re_rfc5987_encoding( R"~(^UTF-8''(.+?)$)~", std::regex_constants::icase); std::smatch m2; @@ -4353,9 +5047,6 @@ class MultipartFormDataParser { return false; } } - } else { - is_valid_ = false; - return false; } } buf_erase(pos + crlf_.size()); @@ -4417,11 +5108,13 @@ class MultipartFormDataParser { file_.content_type.clear(); } - bool start_with_case_ignore(const std::string &a, - const std::string &b) const { - if (a.size() < b.size()) { return false; } - for (size_t i = 0; i < b.size(); i++) { - if (::tolower(a[i]) != ::tolower(b[i])) { return false; } + bool start_with_case_ignore(const std::string &a, const char *b) const { + const auto b_len = strlen(b); + if (a.size() < b_len) { return false; } + for (size_t i = 0; i < b_len; i++) { + if (case_ignore::to_lower(a[i]) != case_ignore::to_lower(b[i])) { + return false; + } } return true; } @@ -4504,38 +5197,31 @@ class MultipartFormDataParser { size_t buf_epos_ = 0; }; -inline std::string to_lower(const char *beg, const char *end) { - std::string out; - auto it = beg; - while (it != end) { - out += static_cast(::tolower(*it)); - it++; - } - return out; -} - -inline std::string make_multipart_data_boundary() { - static const char data[] = +inline std::string random_string(size_t length) { + constexpr const char data[] = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"; - // std::random_device might actually be deterministic on some - // platforms, but due to lack of support in the c++ standard library, - // doing better requires either some ugly hacks or breaking portability. - std::random_device seed_gen; - - // Request 128 bits of entropy for initialization - std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), seed_gen()}; - std::mt19937 engine(seed_sequence); - - std::string result = "--cpp-httplib-multipart-data-"; + thread_local auto engine([]() { + // std::random_device might actually be deterministic on some + // platforms, but due to lack of support in the c++ standard library, + // doing better requires either some ugly hacks or breaking portability. + std::random_device seed_gen; + // Request 128 bits of entropy for initialization + std::seed_seq seed_sequence{seed_gen(), seed_gen(), seed_gen(), seed_gen()}; + return std::mt19937(seed_sequence); + }()); - for (auto i = 0; i < 16; i++) { + std::string result; + for (size_t i = 0; i < length; i++) { result += data[engine() % (sizeof(data) - 1)]; } - return result; } +inline std::string make_multipart_data_boundary() { + return "--cpp-httplib-multipart-data-" + detail::random_string(16); +} + inline bool is_multipart_boundary_chars_valid(const std::string &boundary) { auto valid = true; for (size_t i = 0; i < boundary.size(); i++) { @@ -4588,49 +5274,107 @@ serialize_multipart_formdata(const MultipartFormDataItems &items, body += item.content + serialize_multipart_formdata_item_end(); } - if (finish) body += serialize_multipart_formdata_finish(boundary); + if (finish) { body += serialize_multipart_formdata_finish(boundary); } return body; } -inline std::pair -get_range_offset_and_length(const Request &req, size_t content_length, - size_t index) { - auto r = req.ranges[index]; +inline bool range_error(Request &req, Response &res) { + if (!req.ranges.empty() && 200 <= res.status && res.status < 300) { + ssize_t content_len = static_cast( + res.content_length_ ? res.content_length_ : res.body.size()); - if (r.first == -1 && r.second == -1) { - return std::make_pair(0, content_length); - } + ssize_t prev_first_pos = -1; + ssize_t prev_last_pos = -1; + size_t overwrapping_count = 0; + + // NOTE: The following Range check is based on '14.2. Range' in RFC 9110 + // 'HTTP Semantics' to avoid potential denial-of-service attacks. + // https://www.rfc-editor.org/rfc/rfc9110#section-14.2 + + // Too many ranges + if (req.ranges.size() > CPPHTTPLIB_RANGE_MAX_COUNT) { return true; } + + for (auto &r : req.ranges) { + auto &first_pos = r.first; + auto &last_pos = r.second; + + if (first_pos == -1 && last_pos == -1) { + first_pos = 0; + last_pos = content_len; + } + + if (first_pos == -1) { + first_pos = content_len - last_pos; + last_pos = content_len - 1; + } + + // NOTE: RFC-9110 '14.1.2. Byte Ranges': + // A client can limit the number of bytes requested without knowing the + // size of the selected representation. If the last-pos value is absent, + // or if the value is greater than or equal to the current length of the + // representation data, the byte range is interpreted as the remainder of + // the representation (i.e., the server replaces the value of last-pos + // with a value that is one less than the current length of the selected + // representation). + // https://www.rfc-editor.org/rfc/rfc9110.html#section-14.1.2-6 + if (last_pos == -1 || last_pos >= content_len) { + last_pos = content_len - 1; + } - auto slen = static_cast(content_length); + // Range must be within content length + if (!(0 <= first_pos && first_pos <= last_pos && + last_pos <= content_len - 1)) { + return true; + } - if (r.first == -1) { - r.first = (std::max)(static_cast(0), slen - r.second); - r.second = slen - 1; + // Ranges must be in ascending order + if (first_pos <= prev_first_pos) { return true; } + + // Request must not have more than two overlapping ranges + if (first_pos <= prev_last_pos) { + overwrapping_count++; + if (overwrapping_count > 2) { return true; } + } + + prev_first_pos = (std::max)(prev_first_pos, first_pos); + prev_last_pos = (std::max)(prev_last_pos, last_pos); + } } - if (r.second == -1) { r.second = slen - 1; } + return false; +} + +inline std::pair +get_range_offset_and_length(Range r, size_t content_length) { + assert(r.first != -1 && r.second != -1); + assert(0 <= r.first && r.first < static_cast(content_length)); + assert(r.first <= r.second && + r.second < static_cast(content_length)); + (void)(content_length); return std::make_pair(r.first, static_cast(r.second - r.first) + 1); } -inline std::string -make_content_range_header_field(const std::pair &range, - size_t content_length) { +inline std::string make_content_range_header_field( + const std::pair &offset_and_length, size_t content_length) { + auto st = offset_and_length.first; + auto ed = st + offset_and_length.second - 1; + std::string field = "bytes "; - if (range.first != -1) { field += std::to_string(range.first); } + field += std::to_string(st); field += "-"; - if (range.second != -1) { field += std::to_string(range.second); } + field += std::to_string(ed); field += "/"; field += std::to_string(content_length); return field; } template -bool process_multipart_ranges_data(const Request &req, Response &res, +bool process_multipart_ranges_data(const Request &req, const std::string &boundary, const std::string &content_type, - SToken stoken, CToken ctoken, - Content content) { + size_t content_length, SToken stoken, + CToken ctoken, Content content) { for (size_t i = 0; i < req.ranges.size(); i++) { ctoken("--"); stoken(boundary); @@ -4641,16 +5385,17 @@ bool process_multipart_ranges_data(const Request &req, Response &res, ctoken("\r\n"); } + auto offset_and_length = + get_range_offset_and_length(req.ranges[i], content_length); + ctoken("Content-Range: "); - const auto &range = req.ranges[i]; - stoken(make_content_range_header_field(range, res.content_length_)); + stoken(make_content_range_header_field(offset_and_length, content_length)); ctoken("\r\n"); ctoken("\r\n"); - auto offsets = get_range_offset_and_length(req, res.content_length_, i); - auto offset = offsets.first; - auto length = offsets.second; - if (!content(offset, length)) { return false; } + if (!content(offset_and_length.first, offset_and_length.second)) { + return false; + } ctoken("\r\n"); } @@ -4661,31 +5406,30 @@ bool process_multipart_ranges_data(const Request &req, Response &res, return true; } -inline bool make_multipart_ranges_data(const Request &req, Response &res, +inline void make_multipart_ranges_data(const Request &req, Response &res, const std::string &boundary, const std::string &content_type, + size_t content_length, std::string &data) { - return process_multipart_ranges_data( - req, res, boundary, content_type, + process_multipart_ranges_data( + req, boundary, content_type, content_length, [&](const std::string &token) { data += token; }, [&](const std::string &token) { data += token; }, [&](size_t offset, size_t length) { - if (offset < res.body.size()) { - data += res.body.substr(offset, length); - return true; - } - return false; + assert(offset + length <= content_length); + data += res.body.substr(offset, length); + return true; }); } -inline size_t -get_multipart_ranges_data_length(const Request &req, Response &res, - const std::string &boundary, - const std::string &content_type) { +inline size_t get_multipart_ranges_data_length(const Request &req, + const std::string &boundary, + const std::string &content_type, + size_t content_length) { size_t data_length = 0; process_multipart_ranges_data( - req, res, boundary, content_type, + req, boundary, content_type, content_length, [&](const std::string &token) { data_length += token.size(); }, [&](const std::string &token) { data_length += token.size(); }, [&](size_t /*offset*/, size_t length) { @@ -4697,13 +5441,13 @@ get_multipart_ranges_data_length(const Request &req, Response &res, } template -inline bool write_multipart_ranges_data(Stream &strm, const Request &req, - Response &res, - const std::string &boundary, - const std::string &content_type, - const T &is_shutting_down) { +inline bool +write_multipart_ranges_data(Stream &strm, const Request &req, Response &res, + const std::string &boundary, + const std::string &content_type, + size_t content_length, const T &is_shutting_down) { return process_multipart_ranges_data( - req, res, boundary, content_type, + req, boundary, content_type, content_length, [&](const std::string &token) { strm.write(token); }, [&](const std::string &token) { strm.write(token); }, [&](size_t offset, size_t length) { @@ -4712,24 +5456,16 @@ inline bool write_multipart_ranges_data(Stream &strm, const Request &req, }); } -inline std::pair -get_range_offset_and_length(const Request &req, const Response &res, - size_t index) { - auto r = req.ranges[index]; - - if (r.second == -1) { - r.second = static_cast(res.content_length_) - 1; - } - - return std::make_pair(r.first, r.second - r.first + 1); -} - inline bool expect_content(const Request &req) { if (req.method == "POST" || req.method == "PUT" || req.method == "PATCH" || - req.method == "PRI" || req.method == "DELETE") { + req.method == "DELETE") { return true; } - // TODO: check if Content-Length is set + if (req.has_header("Content-Length") && + req.get_header_value_u64("Content-Length") > 0) { + return true; + } + if (is_chunked_transfer_encoding(req.headers)) { return true; } return false; } @@ -4774,9 +5510,76 @@ inline std::string SHA_256(const std::string &s) { inline std::string SHA_512(const std::string &s) { return message_digest(s, EVP_sha512()); } -#endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT +inline std::pair make_digest_authentication_header( + const Request &req, const std::map &auth, + size_t cnonce_count, const std::string &cnonce, const std::string &username, + const std::string &password, bool is_proxy = false) { + std::string nc; + { + std::stringstream ss; + ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; + nc = ss.str(); + } + + std::string qop; + if (auth.find("qop") != auth.end()) { + qop = auth.at("qop"); + if (qop.find("auth-int") != std::string::npos) { + qop = "auth-int"; + } else if (qop.find("auth") != std::string::npos) { + qop = "auth"; + } else { + qop.clear(); + } + } + + std::string algo = "MD5"; + if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } + + std::string response; + { + auto H = algo == "SHA-256" ? detail::SHA_256 + : algo == "SHA-512" ? detail::SHA_512 + : detail::MD5; + + auto A1 = username + ":" + auth.at("realm") + ":" + password; + + auto A2 = req.method + ":" + req.path; + if (qop == "auth-int") { A2 += ":" + H(req.body); } + + if (qop.empty()) { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); + } else { + response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + + ":" + qop + ":" + H(A2)); + } + } + + auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; + + auto field = "Digest username=\"" + username + "\", realm=\"" + + auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + + "\", uri=\"" + req.path + "\", algorithm=" + algo + + (qop.empty() ? ", response=\"" + : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + + cnonce + "\", response=\"") + + response + "\"" + + (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); + + auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; + return std::make_pair(key, field); +} + +inline bool is_ssl_peer_could_be_closed(SSL *ssl, socket_t sock) { + detail::set_nonblocking(sock, true); + auto se = detail::scope_exit([&]() { detail::set_nonblocking(sock, false); }); + + char buf[1]; + return !SSL_peek(ssl, buf, 1) && + SSL_get_error(ssl, 0) == SSL_ERROR_ZERO_RETURN; +} + #ifdef _WIN32 // NOTE: This code came up with the following stackoverflow post: // https://stackoverflow.com/questions/9507184/can-openssl-on-windows-use-the-system-certificate-store @@ -4915,74 +5718,13 @@ class WSInit { static WSInit wsinit_; #endif -#ifdef CPPHTTPLIB_OPENSSL_SUPPORT -inline std::pair make_digest_authentication_header( - const Request &req, const std::map &auth, - size_t cnonce_count, const std::string &cnonce, const std::string &username, - const std::string &password, bool is_proxy = false) { - std::string nc; - { - std::stringstream ss; - ss << std::setfill('0') << std::setw(8) << std::hex << cnonce_count; - nc = ss.str(); - } - - std::string qop; - if (auth.find("qop") != auth.end()) { - qop = auth.at("qop"); - if (qop.find("auth-int") != std::string::npos) { - qop = "auth-int"; - } else if (qop.find("auth") != std::string::npos) { - qop = "auth"; - } else { - qop.clear(); - } - } - - std::string algo = "MD5"; - if (auth.find("algorithm") != auth.end()) { algo = auth.at("algorithm"); } - - std::string response; - { - auto H = algo == "SHA-256" ? detail::SHA_256 - : algo == "SHA-512" ? detail::SHA_512 - : detail::MD5; - - auto A1 = username + ":" + auth.at("realm") + ":" + password; - - auto A2 = req.method + ":" + req.path; - if (qop == "auth-int") { A2 += ":" + H(req.body); } - - if (qop.empty()) { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + H(A2)); - } else { - response = H(H(A1) + ":" + auth.at("nonce") + ":" + nc + ":" + cnonce + - ":" + qop + ":" + H(A2)); - } - } - - auto opaque = (auth.find("opaque") != auth.end()) ? auth.at("opaque") : ""; - - auto field = "Digest username=\"" + username + "\", realm=\"" + - auth.at("realm") + "\", nonce=\"" + auth.at("nonce") + - "\", uri=\"" + req.path + "\", algorithm=" + algo + - (qop.empty() ? ", response=\"" - : ", qop=" + qop + ", nc=" + nc + ", cnonce=\"" + - cnonce + "\", response=\"") + - response + "\"" + - (opaque.empty() ? "" : ", opaque=\"" + opaque + "\""); - - auto key = is_proxy ? "Proxy-Authorization" : "Authorization"; - return std::make_pair(key, field); -} -#endif - inline bool parse_www_authenticate(const Response &res, std::map &auth, bool is_proxy) { auto auth_key = is_proxy ? "Proxy-Authenticate" : "WWW-Authenticate"; if (res.has_header(auth_key)) { - static auto re = std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); + thread_local auto re = + std::regex(R"~((?:(?:,\s*)?(.+?)=(?:"(.*?)"|([^,]*))))~"); auto s = res.get_header_value(auth_key); auto pos = s.find(' '); if (pos != std::string::npos) { @@ -5010,20 +5752,6 @@ inline bool parse_www_authenticate(const Response &res, return false; } -// https://stackoverflow.com/questions/440133/how-do-i-create-a-random-alpha-numeric-string-in-c/440240#answer-440240 -inline std::string random_string(size_t length) { - auto randchar = []() -> char { - const char charset[] = "0123456789" - "ABCDEFGHIJKLMNOPQRSTUVWXYZ" - "abcdefghijklmnopqrstuvwxyz"; - const size_t max_index = (sizeof(charset) - 1); - return charset[static_cast(std::rand()) % max_index]; - }; - std::string str(length, 0); - std::generate_n(str.begin(), length, randchar); - return str; -} - class ContentProviderAdapter { public: explicit ContentProviderAdapter( @@ -5063,6 +5791,7 @@ inline void hosted_at(const std::string &hostname, #endif return; } + auto se = detail::scope_exit([&] { freeaddrinfo(result); }); for (auto rp = result; rp; rp = rp->ai_next) { const auto &addr = @@ -5074,24 +5803,23 @@ inline void hosted_at(const std::string &hostname, addrs.push_back(ip); } } - - freeaddrinfo(result); } inline std::string append_query_params(const std::string &path, const Params ¶ms) { std::string path_with_query = path; - const static std::regex re("[^?]+\\?.*"); + thread_local const std::regex re("[^?]+\\?.*"); auto delm = std::regex_match(path, re) ? '&' : '?'; path_with_query += delm + detail::params_to_query_str(params); return path_with_query; } // Header utilities -inline std::pair make_range_header(Ranges ranges) { +inline std::pair +make_range_header(const Ranges &ranges) { std::string field = "bytes="; auto i = 0; - for (auto r : ranges) { + for (const auto &r : ranges) { if (i != 0) { field += ", "; } if (r.first != -1) { field += std::to_string(r.first); } field += '-'; @@ -5123,8 +5851,8 @@ inline bool Request::has_header(const std::string &key) const { } inline std::string Request::get_header_value(const std::string &key, - size_t id) const { - return detail::get_header_value(headers, key, id, ""); + const char *def, size_t id) const { + return detail::get_header_value(headers, key, def, id); } inline size_t Request::get_header_value_count(const std::string &key) const { @@ -5134,7 +5862,8 @@ inline size_t Request::get_header_value_count(const std::string &key) const { inline void Request::set_header(const std::string &key, const std::string &val) { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { headers.emplace(key, val); } } @@ -5188,8 +5917,9 @@ inline bool Response::has_header(const std::string &key) const { } inline std::string Response::get_header_value(const std::string &key, + const char *def, size_t id) const { - return detail::get_header_value(headers, key, id, ""); + return detail::get_header_value(headers, key, def, id); } inline size_t Response::get_header_value_count(const std::string &key) const { @@ -5199,18 +5929,19 @@ inline size_t Response::get_header_value_count(const std::string &key) const { inline void Response::set_header(const std::string &key, const std::string &val) { - if (!detail::has_crlf(key) && !detail::has_crlf(val)) { + if (detail::fields::is_field_name(key) && + detail::fields::is_field_value(val)) { headers.emplace(key, val); } } inline void Response::set_redirect(const std::string &url, int stat) { - if (!detail::has_crlf(url)) { + if (detail::fields::is_field_value(url)) { set_header("Location", url); if (300 <= stat && stat < 400) { this->status = stat; } else { - this->status = 302; + this->status = StatusCode::Found_302; } } } @@ -5229,13 +5960,22 @@ inline void Response::set_content(const std::string &s, set_content(s.data(), s.size(), content_type); } +inline void Response::set_content(std::string &&s, + const std::string &content_type) { + body = std::move(s); + + auto rng = headers.equal_range("Content-Type"); + headers.erase(rng.first, rng.second); + set_header("Content-Type", content_type); +} + inline void Response::set_content_provider( size_t in_length, const std::string &content_type, ContentProvider provider, ContentProviderResourceReleaser resource_releaser) { set_header("Content-Type", content_type); content_length_ = in_length; if (in_length > 0) { content_provider_ = std::move(provider); } - content_provider_resource_releaser_ = resource_releaser; + content_provider_resource_releaser_ = std::move(resource_releaser); is_chunked_content_provider_ = false; } @@ -5245,7 +5985,7 @@ inline void Response::set_content_provider( set_header("Content-Type", content_type); content_length_ = 0; content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = resource_releaser; + content_provider_resource_releaser_ = std::move(resource_releaser); is_chunked_content_provider_ = false; } @@ -5255,18 +5995,29 @@ inline void Response::set_chunked_content_provider( set_header("Content-Type", content_type); content_length_ = 0; content_provider_ = detail::ContentProviderAdapter(std::move(provider)); - content_provider_resource_releaser_ = resource_releaser; + content_provider_resource_releaser_ = std::move(resource_releaser); is_chunked_content_provider_ = true; } +inline void Response::set_file_content(const std::string &path, + const std::string &content_type) { + file_content_path_ = path; + file_content_content_type_ = content_type; +} + +inline void Response::set_file_content(const std::string &path) { + file_content_path_ = path; +} + // Result implementation inline bool Result::has_request_header(const std::string &key) const { return request_headers_.find(key) != request_headers_.end(); } inline std::string Result::get_request_header_value(const std::string &key, + const char *def, size_t id) const { - return detail::get_header_value(request_headers_, key, id, ""); + return detail::get_header_value(request_headers_, key, def, id); } inline size_t @@ -5286,23 +6037,52 @@ inline ssize_t Stream::write(const std::string &s) { namespace detail { +inline void calc_actual_timeout(time_t max_timeout_msec, time_t duration_msec, + time_t timeout_sec, time_t timeout_usec, + time_t &actual_timeout_sec, + time_t &actual_timeout_usec) { + auto timeout_msec = (timeout_sec * 1000) + (timeout_usec / 1000); + + auto actual_timeout_msec = + (std::min)(max_timeout_msec - duration_msec, timeout_msec); + + actual_timeout_sec = actual_timeout_msec / 1000; + actual_timeout_usec = (actual_timeout_msec % 1000) * 1000; +} + // Socket stream implementation -inline SocketStream::SocketStream(socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) +inline SocketStream::SocketStream( + socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) : sock_(sock), read_timeout_sec_(read_timeout_sec), read_timeout_usec_(read_timeout_usec), write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec), read_buff_(read_buff_size_, 0) {} + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time), + read_buff_(read_buff_size_, 0) {} -inline SocketStream::~SocketStream() {} +inline SocketStream::~SocketStream() = default; inline bool SocketStream::is_readable() const { - return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + return read_buff_off_ < read_buff_content_size_; +} + +inline bool SocketStream::wait_readable() const { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } + + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); + + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; } -inline bool SocketStream::is_writable() const { +inline bool SocketStream::wait_writable() const { return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && is_socket_alive(sock_); } @@ -5329,7 +6109,7 @@ inline ssize_t SocketStream::read(char *ptr, size_t size) { } } - if (!is_readable()) { return -1; } + if (!wait_readable()) { return -1; } read_buff_off_ = 0; read_buff_content_size_ = 0; @@ -5354,7 +6134,7 @@ inline ssize_t SocketStream::read(char *ptr, size_t size) { } inline ssize_t SocketStream::write(const char *ptr, size_t size) { - if (!is_writable()) { return -1; } + if (!wait_writable()) { return -1; } #if defined(_WIN32) && !defined(_WIN64) size = @@ -5376,10 +6156,18 @@ inline void SocketStream::get_local_ip_and_port(std::string &ip, inline socket_t SocketStream::socket() const { return sock_; } +inline time_t SocketStream::duration() const { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); +} + // Buffer stream implementation inline bool BufferStream::is_readable() const { return true; } -inline bool BufferStream::is_writable() const { return true; } +inline bool BufferStream::wait_readable() const { return true; } + +inline bool BufferStream::wait_writable() const { return true; } inline ssize_t BufferStream::read(char *ptr, size_t size) { #if defined(_MSC_VER) && _MSC_VER < 1910 @@ -5404,9 +6192,13 @@ inline void BufferStream::get_local_ip_and_port(std::string & /*ip*/, inline socket_t BufferStream::socket() const { return 0; } +inline time_t BufferStream::duration() const { return 0; } + inline const std::string &BufferStream::get_buffer() const { return buffer; } inline PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { + constexpr const char marker[] = "/:"; + // One past the last ending position of a path param substring std::size_t last_param_end = 0; @@ -5419,13 +6211,14 @@ inline PathParamsMatcher::PathParamsMatcher(const std::string &pattern) { #endif while (true) { - const auto marker_pos = pattern.find(marker, last_param_end); + const auto marker_pos = pattern.find( + marker, last_param_end == 0 ? last_param_end : last_param_end - 1); if (marker_pos == std::string::npos) { break; } static_fragments_.push_back( - pattern.substr(last_param_end, marker_pos - last_param_end)); + pattern.substr(last_param_end, marker_pos - last_param_end + 1)); - const auto param_name_start = marker_pos + 1; + const auto param_name_start = marker_pos + str_len(marker); auto sep_pos = pattern.find(separator, param_name_start); if (sep_pos == std::string::npos) { sep_pos = pattern.length(); } @@ -5487,7 +6280,7 @@ inline bool PathParamsMatcher::match(Request &request) const { request.path_params.emplace( param_name, request.path.substr(starting_pos, sep_pos - starting_pos)); - // Mark everythin up to '/' as matched + // Mark everything up to '/' as matched starting_pos = sep_pos + 1; } // Returns false if the path is longer than the pattern @@ -5510,7 +6303,7 @@ inline Server::Server() #endif } -inline Server::~Server() {} +inline Server::~Server() = default; inline std::unique_ptr Server::make_matcher(const std::string &pattern) { @@ -5522,66 +6315,60 @@ Server::make_matcher(const std::string &pattern) { } inline Server &Server::Get(const std::string &pattern, Handler handler) { - get_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + get_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } inline Server &Server::Post(const std::string &pattern, Handler handler) { - post_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + post_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } inline Server &Server::Post(const std::string &pattern, HandlerWithContentReader handler) { - post_handlers_for_content_reader_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + post_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); return *this; } inline Server &Server::Put(const std::string &pattern, Handler handler) { - put_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + put_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } inline Server &Server::Put(const std::string &pattern, HandlerWithContentReader handler) { - put_handlers_for_content_reader_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + put_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); return *this; } inline Server &Server::Patch(const std::string &pattern, Handler handler) { - patch_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + patch_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } inline Server &Server::Patch(const std::string &pattern, HandlerWithContentReader handler) { - patch_handlers_for_content_reader_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + patch_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); return *this; } inline Server &Server::Delete(const std::string &pattern, Handler handler) { - delete_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + delete_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } inline Server &Server::Delete(const std::string &pattern, HandlerWithContentReader handler) { - delete_handlers_for_content_reader_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + delete_handlers_for_content_reader_.emplace_back(make_matcher(pattern), + std::move(handler)); return *this; } inline Server &Server::Options(const std::string &pattern, Handler handler) { - options_handlers_.push_back( - std::make_pair(make_matcher(pattern), std::move(handler))); + options_handlers_.emplace_back(make_matcher(pattern), std::move(handler)); return *this; } @@ -5592,7 +6379,8 @@ inline bool Server::set_base_dir(const std::string &dir, inline bool Server::set_mount_point(const std::string &mount_point, const std::string &dir, Headers headers) { - if (detail::is_dir(dir)) { + detail::FileStat stat(dir); + if (stat.is_dir()) { std::string mnt = !mount_point.empty() ? mount_point : "/"; if (!mnt.empty() && mnt[0] == '/') { base_dirs_.push_back({mnt, dir, std::move(headers)}); @@ -5629,12 +6417,14 @@ inline Server &Server::set_file_request_handler(Handler handler) { return *this; } -inline Server &Server::set_error_handler(HandlerWithResponse handler) { +inline Server &Server::set_error_handler_core(HandlerWithResponse handler, + std::true_type) { error_handler_ = std::move(handler); return *this; } -inline Server &Server::set_error_handler(Handler handler) { +inline Server &Server::set_error_handler_core(Handler handler, + std::false_type) { error_handler_ = [handler](const Request &req, Response &res) { handler(req, res); return HandlerResponse::Handled; @@ -5678,6 +6468,11 @@ inline Server &Server::set_tcp_nodelay(bool on) { return *this; } +inline Server &Server::set_ipv6_v6only(bool on) { + ipv6_v6only_ = on; + return *this; +} + inline Server &Server::set_socket_options(SocketOptions socket_options) { socket_options_ = std::move(socket_options); return *this; @@ -5729,28 +6524,27 @@ inline Server &Server::set_payload_max_length(size_t length) { inline bool Server::bind_to_port(const std::string &host, int port, int socket_flags) { - if (bind_internal(host, port, socket_flags) < 0) return false; - return true; + auto ret = bind_internal(host, port, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret >= 0; } inline int Server::bind_to_any_port(const std::string &host, int socket_flags) { - return bind_internal(host, 0, socket_flags); + auto ret = bind_internal(host, 0, socket_flags); + if (ret == -1) { is_decommissioned = true; } + return ret; } -inline bool Server::listen_after_bind() { - auto se = detail::scope_exit([&]() { done_ = true; }); - return listen_internal(); -} +inline bool Server::listen_after_bind() { return listen_internal(); } inline bool Server::listen(const std::string &host, int port, int socket_flags) { - auto se = detail::scope_exit([&]() { done_ = true; }); return bind_to_port(host, port, socket_flags) && listen_internal(); } inline bool Server::is_running() const { return is_running_; } inline void Server::wait_until_ready() const { - while (!is_running() && !done_) { + while (!is_running_ && !is_decommissioned) { std::this_thread::sleep_for(std::chrono::milliseconds{1}); } } @@ -5762,9 +6556,12 @@ inline void Server::stop() { detail::shutdown_socket(sock); detail::close_socket(sock); } + is_decommissioned = false; } -inline bool Server::parse_request_line(const char *s, Request &req) { +inline void Server::decommission() { is_decommissioned = true; } + +inline bool Server::parse_request_line(const char *s, Request &req) const { auto len = strlen(s); if (len < 2 || s[len - 2] != '\r' || s[len - 1] != '\n') { return false; } len -= 2; @@ -5785,7 +6582,7 @@ inline bool Server::parse_request_line(const char *s, Request &req) { if (count != 3) { return false; } } - static const std::set methods{ + thread_local const std::set methods{ "GET", "HEAD", "POST", "PUT", "DELETE", "CONNECT", "OPTIONS", "TRACE", "PATCH", "PRI"}; @@ -5802,33 +6599,23 @@ inline bool Server::parse_request_line(const char *s, Request &req) { } } - size_t count = 0; - - detail::split(req.target.data(), req.target.data() + req.target.size(), '?', - [&](const char *b, const char *e) { - switch (count) { - case 0: - req.path = detail::decode_url(std::string(b, e), false); - break; - case 1: { - if (e - b > 0) { - detail::parse_query_text(std::string(b, e), req.params); - } - break; - } - default: break; - } - count++; - }); - - if (count > 2) { return false; } + detail::divide(req.target, '?', + [&](const char *lhs_data, std::size_t lhs_size, + const char *rhs_data, std::size_t rhs_size) { + req.path = detail::decode_url( + std::string(lhs_data, lhs_size), false); + detail::parse_query_text(rhs_data, rhs_size, req.params); + }); } return true; } inline bool Server::write_response(Stream &strm, bool close_connection, - const Request &req, Response &res) { + Request &req, Response &res) { + // NOTE: `req.ranges` should be empty, otherwise it will be applied + // incorrectly to the error content. + req.ranges.clear(); return write_response_core(strm, close_connection, req, res, false); } @@ -5857,23 +6644,24 @@ inline bool Server::write_response_core(Stream &strm, bool close_connection, if (close_connection || req.get_header_value("Connection") == "close") { res.set_header("Connection", "close"); } else { - std::stringstream ss; - ss << "timeout=" << keep_alive_timeout_sec_ - << ", max=" << keep_alive_max_count_; - res.set_header("Keep-Alive", ss.str()); + std::string s = "timeout="; + s += std::to_string(keep_alive_timeout_sec_); + s += ", max="; + s += std::to_string(keep_alive_max_count_); + res.set_header("Keep-Alive", s); } - if (!res.has_header("Content-Type") && - (!res.body.empty() || res.content_length_ > 0 || res.content_provider_)) { + if ((!res.body.empty() || res.content_length_ > 0 || res.content_provider_) && + !res.has_header("Content-Type")) { res.set_header("Content-Type", "text/plain"); } - if (!res.has_header("Content-Length") && res.body.empty() && - !res.content_length_ && !res.content_provider_) { + if (res.body.empty() && !res.content_length_ && !res.content_provider_ && + !res.has_header("Content-Length")) { res.set_header("Content-Length", "0"); } - if (!res.has_header("Accept-Ranges") && req.method == "HEAD") { + if (req.method == "HEAD" && !res.has_header("Accept-Ranges")) { res.set_header("Accept-Ranges", "bytes"); } @@ -5882,12 +6670,7 @@ inline bool Server::write_response_core(Stream &strm, bool close_connection, // Response line and headers { detail::BufferStream bstrm; - - if (!bstrm.write_format("HTTP/1.1 %d %s\r\n", res.status, - status_message(res.status))) { - return false; - } - + if (!detail::write_response_line(bstrm, res.status)) { return false; } if (!header_writer_(bstrm, res.headers)) { return false; } // Flush buffer @@ -5906,7 +6689,6 @@ inline bool Server::write_response_core(Stream &strm, bool close_connection, if (write_content_with_provider(strm, req, res, boundary, content_type)) { res.content_provider_success_ = true; } else { - res.content_provider_success_ = false; ret = false; } } @@ -5931,15 +6713,16 @@ Server::write_content_with_provider(Stream &strm, const Request &req, return detail::write_content(strm, res.content_provider_, 0, res.content_length_, is_shutting_down); } else if (req.ranges.size() == 1) { - auto offsets = - detail::get_range_offset_and_length(req, res.content_length_, 0); - auto offset = offsets.first; - auto length = offsets.second; - return detail::write_content(strm, res.content_provider_, offset, length, - is_shutting_down); + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + return detail::write_content(strm, res.content_provider_, + offset_and_length.first, + offset_and_length.second, is_shutting_down); } else { return detail::write_multipart_ranges_data( - strm, req, res, boundary, content_type, is_shutting_down); + strm, req, res, boundary, content_type, res.content_length_, + is_shutting_down); } } else { if (res.is_chunked_content_provider_) { @@ -5953,6 +6736,10 @@ Server::write_content_with_provider(Stream &strm, const Request &req, } else if (type == detail::EncodingType::Brotli) { #ifdef CPPHTTPLIB_BROTLI_SUPPORT compressor = detail::make_unique(); +#endif + } else if (type == detail::EncodingType::Zstd) { +#ifdef CPPHTTPLIB_ZSTD_SUPPORT + compressor = detail::make_unique(); #endif } else { compressor = detail::make_unique(); @@ -5996,7 +6783,7 @@ inline bool Server::read_content(Stream &strm, Request &req, Response &res) { const auto &content_type = req.get_header_value("Content-Type"); if (!content_type.find("application/x-www-form-urlencoded")) { if (req.body.size() > CPPHTTPLIB_FORM_URL_ENCODED_PAYLOAD_MAX_LENGTH) { - res.status = 413; // NOTE: should be 414? + res.status = StatusCode::PayloadTooLarge_413; // NOTE: should be 414? return false; } detail::parse_query_text(req.body, req.params); @@ -6015,10 +6802,11 @@ inline bool Server::read_content_with_content_receiver( std::move(multipart_receiver)); } -inline bool Server::read_content_core(Stream &strm, Request &req, Response &res, - ContentReceiver receiver, - MultipartContentHeader multipart_header, - ContentReceiver multipart_receiver) { +inline bool +Server::read_content_core(Stream &strm, Request &req, Response &res, + ContentReceiver receiver, + MultipartContentHeader multipart_header, + ContentReceiver multipart_receiver) const { detail::MultipartFormDataParser multipart_form_data_parser; ContentReceiverWithProgress out; @@ -6026,7 +6814,7 @@ inline bool Server::read_content_core(Stream &strm, Request &req, Response &res, const auto &content_type = req.get_header_value("Content-Type"); std::string boundary; if (!detail::parse_multipart_boundary(content_type, boundary)) { - res.status = 400; + res.status = StatusCode::BadRequest_400; return false; } @@ -6062,7 +6850,7 @@ inline bool Server::read_content_core(Stream &strm, Request &req, Response &res, if (req.is_multipart_form_data()) { if (!multipart_form_data_parser.is_valid()) { - res.status = 400; + res.status = StatusCode::BadRequest_400; return false; } } @@ -6080,9 +6868,16 @@ inline bool Server::handle_file_request(const Request &req, Response &res, auto path = entry.base_dir + sub_path; if (path.back() == '/') { path += "index.html"; } - if (detail::is_file(path)) { + detail::FileStat stat(path); + + if (stat.is_dir()) { + res.set_redirect(sub_path + "/", StatusCode::MovedPermanently_301); + return true; + } + + if (stat.is_file()) { for (const auto &kv : entry.headers) { - res.set_header(kv.first.c_str(), kv.second); + res.set_header(kv.first, kv.second); } auto mm = std::make_shared(path.c_str()); @@ -6115,8 +6910,8 @@ Server::create_server_socket(const std::string &host, int port, SocketOptions socket_options) const { return detail::create_socket( host, std::string(), port, address_family_, socket_flags, tcp_nodelay_, - std::move(socket_options), - [](socket_t sock, struct addrinfo &ai) -> bool { + ipv6_v6only_, std::move(socket_options), + [](socket_t sock, struct addrinfo &ai, bool & /*quit*/) -> bool { if (::bind(sock, ai.ai_addr, static_cast(ai.ai_addrlen))) { return false; } @@ -6127,6 +6922,8 @@ Server::create_server_socket(const std::string &host, int port, inline int Server::bind_internal(const std::string &host, int port, int socket_flags) { + if (is_decommissioned) { return -1; } + if (!is_valid()) { return -1; } svr_sock_ = create_server_socket(host, port, socket_flags, socket_options_); @@ -6152,6 +6949,8 @@ inline int Server::bind_internal(const std::string &host, int port, } inline bool Server::listen_internal() { + if (is_decommissioned) { return false; } + auto ret = true; is_running_ = true; auto se = detail::scope_exit([&]() { is_running_ = false; }); @@ -6172,13 +6971,22 @@ inline bool Server::listen_internal() { #ifndef _WIN32 } #endif + +#if defined _WIN32 + // sockets connected via WASAccept inherit flags NO_HANDLE_INHERIT, + // OVERLAPPED + socket_t sock = WSAAccept(svr_sock_, nullptr, nullptr, nullptr, 0); +#elif defined SOCK_CLOEXEC + socket_t sock = accept4(svr_sock_, nullptr, nullptr, SOCK_CLOEXEC); +#else socket_t sock = accept(svr_sock_, nullptr, nullptr); +#endif if (sock == INVALID_SOCKET) { if (errno == EMFILE) { // The per-process limit of open file descriptors has been reached. // Try to accept new connections after a short sleep. - std::this_thread::sleep_for(std::chrono::milliseconds(1)); + std::this_thread::sleep_for(std::chrono::microseconds{1}); continue; } else if (errno == EINTR || errno == EAGAIN) { continue; @@ -6192,42 +7000,22 @@ inline bool Server::listen_internal() { break; } - { -#ifdef _WIN32 - auto timeout = static_cast(read_timeout_sec_ * 1000 + - read_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(read_timeout_sec_); - tv.tv_usec = static_cast(read_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif - } - { + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_RCVTIMEO, + read_timeout_sec_, read_timeout_usec_); + detail::set_socket_opt_time(sock, SOL_SOCKET, SO_SNDTIMEO, + write_timeout_sec_, write_timeout_usec_); -#ifdef _WIN32 - auto timeout = static_cast(write_timeout_sec_ * 1000 + - write_timeout_usec_ / 1000); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&timeout), sizeof(timeout)); -#else - timeval tv; - tv.tv_sec = static_cast(write_timeout_sec_); - tv.tv_usec = static_cast(write_timeout_usec_); - setsockopt(sock, SOL_SOCKET, SO_SNDTIMEO, - reinterpret_cast(&tv), sizeof(tv)); -#endif + if (!task_queue->enqueue( + [this, sock]() { process_and_close_socket(sock); })) { + detail::shutdown_socket(sock); + detail::close_socket(sock); } - - task_queue->enqueue([this, sock]() { process_and_close_socket(sock); }); } task_queue->shutdown(); } + is_decommissioned = !ret; return ret; } @@ -6304,12 +7092,12 @@ inline bool Server::routing(Request &req, Response &res, Stream &strm) { return dispatch_request(req, res, patch_handlers_); } - res.status = 400; + res.status = StatusCode::BadRequest_400; return false; } inline bool Server::dispatch_request(Request &req, Response &res, - const Handlers &handlers) { + const Handlers &handlers) const { for (const auto &x : handlers) { const auto &matcher = x.first; const auto &handler = x.second; @@ -6324,16 +7112,16 @@ inline bool Server::dispatch_request(Request &req, Response &res, inline void Server::apply_ranges(const Request &req, Response &res, std::string &content_type, - std::string &boundary) { - if (req.ranges.size() > 1) { - boundary = detail::make_multipart_data_boundary(); - + std::string &boundary) const { + if (req.ranges.size() > 1 && res.status == StatusCode::PartialContent_206) { auto it = res.headers.find("Content-Type"); if (it != res.headers.end()) { content_type = it->second; res.headers.erase(it); } + boundary = detail::make_multipart_data_boundary(); + res.set_header("Content-Type", "multipart/byteranges; boundary=" + boundary); } @@ -6343,19 +7131,20 @@ inline void Server::apply_ranges(const Request &req, Response &res, if (res.body.empty()) { if (res.content_length_ > 0) { size_t length = 0; - if (req.ranges.empty()) { + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { length = res.content_length_; } else if (req.ranges.size() == 1) { - auto offsets = - detail::get_range_offset_and_length(req, res.content_length_, 0); - length = offsets.second; + auto offset_and_length = detail::get_range_offset_and_length( + req.ranges[0], res.content_length_); + + length = offset_and_length.second; auto content_range = detail::make_content_range_header_field( - req.ranges[0], res.content_length_); + offset_and_length, res.content_length_); res.set_header("Content-Range", content_range); } else { - length = detail::get_multipart_ranges_data_length(req, res, boundary, - content_type); + length = detail::get_multipart_ranges_data_length( + req, boundary, content_type, res.content_length_); } res.set_header("Content-Length", std::to_string(length)); } else { @@ -6366,38 +7155,32 @@ inline void Server::apply_ranges(const Request &req, Response &res, res.set_header("Content-Encoding", "gzip"); } else if (type == detail::EncodingType::Brotli) { res.set_header("Content-Encoding", "br"); + } else if (type == detail::EncodingType::Zstd) { + res.set_header("Content-Encoding", "zstd"); } } } } } else { - if (req.ranges.empty()) { + if (req.ranges.empty() || res.status != StatusCode::PartialContent_206) { ; } else if (req.ranges.size() == 1) { + auto offset_and_length = + detail::get_range_offset_and_length(req.ranges[0], res.body.size()); + auto offset = offset_and_length.first; + auto length = offset_and_length.second; + auto content_range = detail::make_content_range_header_field( - req.ranges[0], res.body.size()); + offset_and_length, res.body.size()); res.set_header("Content-Range", content_range); - auto offsets = - detail::get_range_offset_and_length(req, res.body.size(), 0); - auto offset = offsets.first; - auto length = offsets.second; - - if (offset < res.body.size()) { - res.body = res.body.substr(offset, length); - } else { - res.body.clear(); - res.status = 416; - } + assert(offset + length <= res.body.size()); + res.body = res.body.substr(offset, length); } else { std::string data; - if (detail::make_multipart_ranges_data(req, res, boundary, content_type, - data)) { - res.body.swap(data); - } else { - res.body.clear(); - res.status = 416; - } + detail::make_multipart_ranges_data(req, res, boundary, content_type, + res.body.size(), data); + res.body.swap(data); } if (type != detail::EncodingType::None) { @@ -6413,6 +7196,11 @@ inline void Server::apply_ranges(const Request &req, Response &res, #ifdef CPPHTTPLIB_BROTLI_SUPPORT compressor = detail::make_unique(); content_encoding = "br"; +#endif + } else if (type == detail::EncodingType::Zstd) { +#ifdef CPPHTTPLIB_ZSTD_SUPPORT + compressor = detail::make_unique(); + content_encoding = "zstd"; #endif } @@ -6436,7 +7224,7 @@ inline void Server::apply_ranges(const Request &req, Response &res, inline bool Server::dispatch_request_for_content_reader( Request &req, Response &res, ContentReader content_reader, - const HandlersForContentReader &handlers) { + const HandlersForContentReader &handlers) const { for (const auto &x : handlers) { const auto &matcher = x.first; const auto &handler = x.second; @@ -6450,7 +7238,9 @@ inline bool Server::dispatch_request_for_content_reader( } inline bool -Server::process_request(Stream &strm, bool close_connection, +Server::process_request(Stream &strm, const std::string &remote_addr, + int remote_port, const std::string &local_addr, + int local_port, bool close_connection, bool &connection_closed, const std::function &setup_request) { std::array buf{}; @@ -6466,32 +7256,18 @@ Server::process_request(Stream &strm, bool close_connection, res.version = "HTTP/1.1"; res.headers = default_headers_; -#ifdef _WIN32 - // TODO: Increase FD_SETSIZE statically (libzmq), dynamically (MySQL). -#else -#ifndef CPPHTTPLIB_USE_POLL - // Socket file descriptor exceeded FD_SETSIZE... - if (strm.socket() >= FD_SETSIZE) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = 500; - return write_response(strm, close_connection, req, res); - } -#endif -#endif - - // Check if the request URI doesn't exceed the limit - if (line_reader.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { - Headers dummy; - detail::read_headers(strm, dummy); - res.status = 414; - return write_response(strm, close_connection, req, res); - } - // Request line and headers if (!parse_request_line(line_reader.ptr(), req) || !detail::read_headers(strm, req.headers)) { - res.status = 400; + res.status = StatusCode::BadRequest_400; + return write_response(strm, close_connection, req, res); + } + + // Check if the request URI doesn't exceed the limit + if (req.target.size() > CPPHTTPLIB_REQUEST_URI_MAX_LENGTH) { + Headers dummy; + detail::read_headers(strm, dummy); + res.status = StatusCode::UriTooLong_414; return write_response(strm, close_connection, req, res); } @@ -6504,18 +7280,20 @@ Server::process_request(Stream &strm, bool close_connection, connection_closed = true; } - strm.get_remote_ip_and_port(req.remote_addr, req.remote_port); + req.remote_addr = remote_addr; + req.remote_port = remote_port; req.set_header("REMOTE_ADDR", req.remote_addr); req.set_header("REMOTE_PORT", std::to_string(req.remote_port)); - strm.get_local_ip_and_port(req.local_addr, req.local_port); + req.local_addr = local_addr; + req.local_port = local_port; req.set_header("LOCAL_ADDR", req.local_addr); req.set_header("LOCAL_PORT", std::to_string(req.local_port)); if (req.has_header("Range")) { const auto &range_header_value = req.get_header_value("Range"); if (!detail::parse_range_header(range_header_value, req.ranges)) { - res.status = 416; + res.status = StatusCode::RangeNotSatisfiable_416; return write_response(strm, close_connection, req, res); } } @@ -6523,21 +7301,28 @@ Server::process_request(Stream &strm, bool close_connection, if (setup_request) { setup_request(req); } if (req.get_header_value("Expect") == "100-continue") { - auto status = 100; + int status = StatusCode::Continue_100; if (expect_100_continue_handler_) { status = expect_100_continue_handler_(req, res); } switch (status) { - case 100: - case 417: - strm.write_format("HTTP/1.1 %d %s\r\n\r\n", status, - status_message(status)); + case StatusCode::Continue_100: + case StatusCode::ExpectationFailed_417: + detail::write_response_line(strm, status); + strm.write("\r\n"); break; - default: return write_response(strm, close_connection, req, res); + default: + connection_closed = true; + return write_response(strm, true, req, res); } } - // Rounting + // Setup `is_connection_closed` method + req.is_connection_closed = [&]() { + return !detail::is_socket_alive(strm.socket()); + }; + + // Routing auto routed = false; #ifdef CPPHTTPLIB_NO_EXCEPTIONS routed = routing(req, res, strm); @@ -6550,7 +7335,7 @@ Server::process_request(Stream &strm, bool close_connection, exception_handler_(req, res, ep); routed = true; } else { - res.status = 500; + res.status = StatusCode::InternalServerError_500; std::string val; auto s = e.what(); for (size_t i = 0; s[i]; i++) { @@ -6568,17 +7353,55 @@ Server::process_request(Stream &strm, bool close_connection, exception_handler_(req, res, ep); routed = true; } else { - res.status = 500; + res.status = StatusCode::InternalServerError_500; res.set_header("EXCEPTION_WHAT", "UNKNOWN"); } } #endif - if (routed) { - if (res.status == -1) { res.status = req.ranges.empty() ? 200 : 206; } + if (res.status == -1) { + res.status = req.ranges.empty() ? StatusCode::OK_200 + : StatusCode::PartialContent_206; + } + + // Serve file content by using a content provider + if (!res.file_content_path_.empty()) { + const auto &path = res.file_content_path_; + auto mm = std::make_shared(path.c_str()); + if (!mm->is_open()) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::NotFound_404; + return write_response(strm, close_connection, req, res); + } + + auto content_type = res.file_content_content_type_; + if (content_type.empty()) { + content_type = detail::find_content_type( + path, file_extension_and_mimetype_map_, default_file_mimetype_); + } + + res.set_content_provider( + mm->size(), content_type, + [mm](size_t offset, size_t length, DataSink &sink) -> bool { + sink.write(mm->data() + offset, length); + return true; + }); + } + + if (detail::range_error(req, res)) { + res.body.clear(); + res.content_length_ = 0; + res.content_provider_ = nullptr; + res.status = StatusCode::RangeNotSatisfiable_416; + return write_response(strm, close_connection, req, res); + } + return write_response_with_content(strm, close_connection, req, res); } else { - if (res.status == -1) { res.status = 404; } + if (res.status == -1) { res.status = StatusCode::NotFound_404; } + return write_response(strm, close_connection, req, res); } } @@ -6586,12 +7409,21 @@ Server::process_request(Stream &strm, bool close_connection, inline bool Server::is_valid() const { return true; } inline bool Server::process_and_close_socket(socket_t sock) { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); + + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + auto ret = detail::process_server_socket( svr_sock_, sock, keep_alive_max_count_, keep_alive_timeout_sec_, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, write_timeout_usec_, - [this](Stream &strm, bool close_connection, bool &connection_closed) { - return process_request(strm, close_connection, connection_closed, + [&](Stream &strm, bool close_connection, bool &connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, connection_closed, nullptr); }); @@ -6610,11 +7442,21 @@ inline ClientImpl::ClientImpl(const std::string &host, int port) inline ClientImpl::ClientImpl(const std::string &host, int port, const std::string &client_cert_path, const std::string &client_key_path) - : host_(host), port_(port), - host_and_port_(adjust_host_string(host) + ":" + std::to_string(port)), + : host_(detail::escape_abstract_namespace_unix_domain(host)), port_(port), + host_and_port_(adjust_host_string(host_) + ":" + std::to_string(port)), client_cert_path_(client_cert_path), client_key_path_(client_key_path) {} inline ClientImpl::~ClientImpl() { + // Wait until all the requests in flight are handled. + size_t retry_count = 10; + while (retry_count-- > 0) { + { + std::lock_guard guard(socket_mutex_); + if (socket_requests_in_flight_ == 0) { break; } + } + std::this_thread::sleep_for(std::chrono::milliseconds{1}); + } + std::lock_guard guard(socket_mutex_); shutdown_socket(socket_); close_socket(socket_); @@ -6630,6 +7472,7 @@ inline void ClientImpl::copy_settings(const ClientImpl &rhs) { read_timeout_usec_ = rhs.read_timeout_usec_; write_timeout_sec_ = rhs.write_timeout_sec_; write_timeout_usec_ = rhs.write_timeout_usec_; + max_timeout_msec_ = rhs.max_timeout_msec_; basic_auth_username_ = rhs.basic_auth_username_; basic_auth_password_ = rhs.basic_auth_password_; bearer_token_auth_token_ = rhs.bearer_token_auth_token_; @@ -6642,6 +7485,7 @@ inline void ClientImpl::copy_settings(const ClientImpl &rhs) { url_encode_ = rhs.url_encode_; address_family_ = rhs.address_family_; tcp_nodelay_ = rhs.tcp_nodelay_; + ipv6_v6only_ = rhs.ipv6_v6only_; socket_options_ = rhs.socket_options_; compress_ = rhs.compress_; decompress_ = rhs.decompress_; @@ -6662,6 +7506,8 @@ inline void ClientImpl::copy_settings(const ClientImpl &rhs) { #endif #ifdef CPPHTTPLIB_OPENSSL_SUPPORT server_certificate_verification_ = rhs.server_certificate_verification_; + server_hostname_verification_ = rhs.server_hostname_verification_; + server_certificate_verifier_ = rhs.server_certificate_verifier_; #endif logger_ = rhs.logger_; } @@ -6670,21 +7516,21 @@ inline socket_t ClientImpl::create_client_socket(Error &error) const { if (!proxy_host_.empty() && proxy_port_ != -1) { return detail::create_client_socket( proxy_host_, std::string(), proxy_port_, address_family_, tcp_nodelay_, - socket_options_, connection_timeout_sec_, connection_timeout_usec_, - read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, interface_, error); + ipv6_v6only_, socket_options_, connection_timeout_sec_, + connection_timeout_usec_, read_timeout_sec_, read_timeout_usec_, + write_timeout_sec_, write_timeout_usec_, interface_, error); } // Check is custom IP specified for host_ std::string ip; auto it = addr_map_.find(host_); - if (it != addr_map_.end()) ip = it->second; + if (it != addr_map_.end()) { ip = it->second; } return detail::create_client_socket( - host_, ip, port_, address_family_, tcp_nodelay_, socket_options_, - connection_timeout_sec_, connection_timeout_usec_, read_timeout_sec_, - read_timeout_usec_, write_timeout_sec_, write_timeout_usec_, interface_, - error); + host_, ip, port_, address_family_, tcp_nodelay_, ipv6_v6only_, + socket_options_, connection_timeout_sec_, connection_timeout_usec_, + read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, + write_timeout_usec_, interface_, error); } inline bool ClientImpl::create_and_connect_socket(Socket &socket, @@ -6703,7 +7549,7 @@ inline void ClientImpl::shutdown_ssl(Socket & /*socket*/, socket_requests_are_from_thread_ == std::this_thread::get_id()); } -inline void ClientImpl::shutdown_socket(Socket &socket) { +inline void ClientImpl::shutdown_socket(Socket &socket) const { if (socket.sock == INVALID_SOCKET) { return; } detail::shutdown_socket(socket.sock); } @@ -6728,7 +7574,7 @@ inline void ClientImpl::close_socket(Socket &socket) { } inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, - Response &res) { + Response &res) const { std::array buf{}; detail::stream_line_reader line_reader(strm, buf.data(), buf.size()); @@ -6736,9 +7582,9 @@ inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, if (!line_reader.getline()) { return false; } #ifdef CPPHTTPLIB_ALLOW_LF_AS_LINE_TERMINATOR - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); + thread_local const std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r?\n"); #else - const static std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); + thread_local const std::regex re("(HTTP/1\\.[01]) (\\d{3})(?: (.*?))?\r\n"); #endif std::cmatch m; @@ -6750,7 +7596,7 @@ inline bool ClientImpl::read_response_line(Stream &strm, const Request &req, res.reason = std::string(m[3]); // Ignore '100 Continue' - while (res.status == 100) { + while (res.status == StatusCode::Continue_100) { if (!line_reader.getline()) { return false; } // CRLF if (!line_reader.getline()) { return false; } // next response line @@ -6784,8 +7630,17 @@ inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { auto is_alive = false; if (socket_.is_open()) { is_alive = detail::is_socket_alive(socket_.sock); + +#ifdef CPPHTTPLIB_OPENSSL_SUPPORT + if (is_alive && is_ssl()) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { + is_alive = false; + } + } +#endif + if (!is_alive) { - // Attempt to avoid sigpipe by shutting down nongracefully if it seems + // Attempt to avoid sigpipe by shutting down non-gracefully if it seems // like the other side has already closed the connection Also, there // cannot be any requests in flight from other threads since we locked // request_mutex_, so safe to close everything immediately @@ -6805,7 +7660,8 @@ inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { auto &scli = static_cast(*this); if (!proxy_host_.empty() && proxy_port_ != -1) { auto success = false; - if (!scli.connect_with_proxy(socket_, res, success, error)) { + if (!scli.connect_with_proxy(socket_, req.start_time_, res, success, + error)) { return success; } } @@ -6851,7 +7707,7 @@ inline bool ClientImpl::send_(Request &req, Response &res, Error &error) { } }); - ret = process_socket(socket_, [&](Stream &strm) { + ret = process_socket(socket_, req.start_time_, [&](Stream &strm) { return handle_request(strm, req, res, close_connection, error); }); @@ -6919,9 +7775,10 @@ inline bool ClientImpl::handle_request(Stream &strm, Request &req, } #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - if ((res.status == 401 || res.status == 407) && + if ((res.status == StatusCode::Unauthorized_401 || + res.status == StatusCode::ProxyAuthenticationRequired_407) && req.authorization_count_ < 5) { - auto is_proxy = res.status == 407; + auto is_proxy = res.status == StatusCode::ProxyAuthenticationRequired_407; const auto &username = is_proxy ? proxy_digest_auth_username_ : digest_auth_username_; const auto &password = @@ -6959,8 +7816,8 @@ inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { auto location = res.get_header_value("location"); if (location.empty()) { return false; } - const static std::regex re( - R"((?:(https?):)?(?://(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); + thread_local const std::regex re( + R"((?:(https?):)?(?://(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)?([^?#]*)(\?[^#]*)?(?:#.*)?)"); std::smatch m; if (!std::regex_match(location, m, re)) { return false; } @@ -6992,7 +7849,7 @@ inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { } else { if (next_scheme == "https") { #ifdef CPPHTTPLIB_OPENSSL_SUPPORT - SSLClient cli(next_host.c_str(), next_port); + SSLClient cli(next_host, next_port); cli.copy_settings(*this); if (ca_cert_store_) { cli.set_ca_cert_store(ca_cert_store_); } return detail::redirect(cli, req, res, path, location, error); @@ -7000,7 +7857,7 @@ inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { return false; #endif } else { - ClientImpl cli(next_host.c_str(), next_port); + ClientImpl cli(next_host, next_port); cli.copy_settings(*this); return detail::redirect(cli, req, res, path, location, error); } @@ -7009,7 +7866,7 @@ inline bool ClientImpl::redirect(Request &req, Response &res, Error &error) { inline bool ClientImpl::write_content_with_provider(Stream &strm, const Request &req, - Error &error) { + Error &error) const { auto is_shutting_down = []() { return false; }; if (req.is_chunked_content_provider_) { @@ -7059,12 +7916,30 @@ inline bool ClientImpl::write_request(Stream &strm, Request &req, if (!req.has_header("Accept")) { req.set_header("Accept", "*/*"); } + if (!req.content_receiver) { + if (!req.has_header("Accept-Encoding")) { + std::string accept_encoding; +#ifdef CPPHTTPLIB_BROTLI_SUPPORT + accept_encoding = "br"; +#endif +#ifdef CPPHTTPLIB_ZLIB_SUPPORT + if (!accept_encoding.empty()) { accept_encoding += ", "; } + accept_encoding += "gzip, deflate"; +#endif +#ifdef CPPHTTPLIB_ZSTD_SUPPORT + if (!accept_encoding.empty()) { accept_encoding += ", "; } + accept_encoding += "zstd"; +#endif + req.set_header("Accept-Encoding", accept_encoding); + } + #ifndef CPPHTTPLIB_NO_DEFAULT_USER_AGENT - if (!req.has_header("User-Agent")) { - auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; - req.set_header("User-Agent", agent); - } + if (!req.has_header("User-Agent")) { + auto agent = std::string("cpp-httplib/") + CPPHTTPLIB_VERSION; + req.set_header("User-Agent", agent); + } #endif + }; if (req.body.empty()) { if (req.content_provider_) { @@ -7124,8 +7999,14 @@ inline bool ClientImpl::write_request(Stream &strm, Request &req, { detail::BufferStream bstrm; - const auto &path = url_encode_ ? detail::encode_url(req.path) : req.path; - bstrm.write_format("%s %s HTTP/1.1\r\n", req.method.c_str(), path.c_str()); + const auto &path_with_query = + req.params.empty() ? req.path + : append_query_params(req.path, req.params); + + const auto &path = + url_encode_ ? detail::encode_url(path_with_query) : path_with_query; + + detail::write_request_line(bstrm, req.method, path); header_writer_(bstrm, req.headers); @@ -7233,11 +8114,15 @@ inline Result ClientImpl::send_with_content_provider( const std::string &method, const std::string &path, const Headers &headers, const char *body, size_t content_length, ContentProvider content_provider, ContentProviderWithoutLength content_provider_without_length, - const std::string &content_type) { + const std::string &content_type, Progress progress) { Request req; req.method = method; req.headers = headers; req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } auto error = Error::Success; @@ -7264,9 +8149,7 @@ inline bool ClientImpl::process_request(Stream &strm, Request &req, if (is_ssl()) { auto is_proxy_enabled = !proxy_host_.empty() && proxy_port_ != -1; if (!is_proxy_enabled) { - char buf[1]; - if (SSL_peek(socket_.ssl, buf, 1) == 0 && - SSL_get_error(socket_.ssl, 0) == SSL_ERROR_ZERO_RETURN) { + if (detail::is_ssl_peer_could_be_closed(socket_.ssl, socket_.sock)) { error = Error::SSLPeerCouldBeClosed_; return false; } @@ -7282,8 +8165,11 @@ inline bool ClientImpl::process_request(Stream &strm, Request &req, } // Body - if ((res.status != 204) && req.method != "HEAD" && req.method != "CONNECT") { - auto redirect = 300 < res.status && res.status < 400 && follow_location_; + if ((res.status != StatusCode::NoContent_204) && req.method != "HEAD" && + req.method != "CONNECT") { + auto redirect = 300 < res.status && res.status < 400 && + res.status != StatusCode::NotModified_304 && + follow_location_; if (req.response_handler && !redirect) { if (!req.response_handler(res)) { @@ -7304,9 +8190,7 @@ inline bool ClientImpl::process_request(Stream &strm, Request &req, : static_cast( [&](const char *buf, size_t n, uint64_t /*off*/, uint64_t /*len*/) { - if (res.body.size() + n > res.body.max_size()) { - return false; - } + assert(res.body.size() + n <= res.body.max_size()); res.body.append(buf, n); return true; }); @@ -7318,12 +8202,25 @@ inline bool ClientImpl::process_request(Stream &strm, Request &req, return ret; }; - int dummy_status; - if (!detail::read_content(strm, res, (std::numeric_limits::max)(), - dummy_status, std::move(progress), std::move(out), - decompress_)) { - if (error != Error::Canceled) { error = Error::Read; } - return false; + if (res.has_header("Content-Length")) { + if (!req.content_receiver) { + auto len = res.get_header_value_u64("Content-Length"); + if (len > res.body.max_size()) { + error = Error::Read; + return false; + } + res.body.reserve(static_cast(len)); + } + } + + if (res.status != StatusCode::NotModified_304) { + int dummy_status; + if (!detail::read_content(strm, res, (std::numeric_limits::max)(), + dummy_status, std::move(progress), + std::move(out), decompress_)) { + if (error != Error::Canceled) { error = Error::Read; } + return false; + } } } @@ -7335,13 +8232,14 @@ inline bool ClientImpl::process_request(Stream &strm, Request &req, inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( const std::string &boundary, const MultipartFormDataItems &items, - const MultipartFormDataProviderItems &provider_items) { - size_t cur_item = 0, cur_start = 0; + const MultipartFormDataProviderItems &provider_items) const { + size_t cur_item = 0; + size_t cur_start = 0; // cur_item and cur_start are copied to within the std::function and maintain // state between successive calls return [&, cur_item, cur_start](size_t offset, DataSink &sink) mutable -> bool { - if (!offset && items.size()) { + if (!offset && !items.empty()) { sink.os << detail::serialize_multipart_formdata(items, boundary, false); return true; } else if (cur_item < provider_items.size()) { @@ -7358,8 +8256,9 @@ inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( cur_sink.write = sink.write; cur_sink.done = [&]() { has_data = false; }; - if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) + if (!provider_items[cur_item].provider(offset - cur_start, cur_sink)) { return false; + } if (!has_data) { sink.os << detail::serialize_multipart_formdata_item_end(); @@ -7375,12 +8274,13 @@ inline ContentProviderWithoutLength ClientImpl::get_multipart_content_provider( }; } -inline bool -ClientImpl::process_socket(const Socket &socket, - std::function callback) { +inline bool ClientImpl::process_socket( + const Socket &socket, + std::chrono::time_point start_time, + std::function callback) { return detail::process_client_socket( socket.sock, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, - write_timeout_usec_, std::move(callback)); + write_timeout_usec_, max_timeout_msec_, start_time, std::move(callback)); } inline bool ClientImpl::is_ssl() const { return false; } @@ -7404,6 +8304,9 @@ inline Result ClientImpl::Get(const std::string &path, const Headers &headers, req.path = path; req.headers = headers; req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } return send_(std::move(req)); } @@ -7469,6 +8372,9 @@ inline Result ClientImpl::Get(const std::string &path, const Headers &headers, return content_receiver(data, data_length); }; req.progress = std::move(progress); + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } return send_(std::move(req)); } @@ -7478,14 +8384,15 @@ inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, if (params.empty()) { return Get(path, headers); } std::string path_with_query = append_query_params(path, params); - return Get(path_with_query.c_str(), headers, progress); + return Get(path_with_query, headers, std::move(progress)); } inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, const Headers &headers, ContentReceiver content_receiver, Progress progress) { - return Get(path, params, headers, nullptr, content_receiver, progress); + return Get(path, params, headers, nullptr, std::move(content_receiver), + std::move(progress)); } inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, @@ -7494,12 +8401,13 @@ inline Result ClientImpl::Get(const std::string &path, const Params ¶ms, ContentReceiver content_receiver, Progress progress) { if (params.empty()) { - return Get(path, headers, response_handler, content_receiver, progress); + return Get(path, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); } std::string path_with_query = append_query_params(path, params); - return Get(path_with_query.c_str(), headers, response_handler, - content_receiver, progress); + return Get(path_with_query, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); } inline Result ClientImpl::Head(const std::string &path) { @@ -7512,6 +8420,9 @@ inline Result ClientImpl::Head(const std::string &path, req.method = "HEAD"; req.headers = headers; req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } return send_(std::move(req)); } @@ -7528,14 +8439,22 @@ inline Result ClientImpl::Post(const std::string &path, inline Result ClientImpl::Post(const std::string &path, const char *body, size_t content_length, const std::string &content_type) { - return Post(path, Headers(), body, content_length, content_type); + return Post(path, Headers(), body, content_length, content_type, nullptr); } inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { return send_with_content_provider("POST", path, headers, body, content_length, - nullptr, nullptr, content_type); + nullptr, nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("POST", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); } inline Result ClientImpl::Post(const std::string &path, const std::string &body, @@ -7543,12 +8462,27 @@ inline Result ClientImpl::Post(const std::string &path, const std::string &body, return Post(path, Headers(), body, content_type); } +inline Result ClientImpl::Post(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return Post(path, Headers(), body, content_type, progress); +} + inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return send_with_content_provider("POST", path, headers, body.data(), - body.size(), nullptr, nullptr, - content_type); + body.size(), nullptr, nullptr, content_type, + nullptr); +} + +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("POST", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); } inline Result ClientImpl::Post(const std::string &path, const Params ¶ms) { @@ -7574,14 +8508,15 @@ inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const std::string &content_type) { return send_with_content_provider("POST", path, headers, nullptr, content_length, std::move(content_provider), - nullptr, content_type); + nullptr, content_type, nullptr); } inline Result ClientImpl::Post(const std::string &path, const Headers &headers, ContentProviderWithoutLength content_provider, const std::string &content_type) { return send_with_content_provider("POST", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type); + std::move(content_provider), content_type, + nullptr); } inline Result ClientImpl::Post(const std::string &path, const Headers &headers, @@ -7590,6 +8525,13 @@ inline Result ClientImpl::Post(const std::string &path, const Headers &headers, return Post(path, headers, query, "application/x-www-form-urlencoded"); } +inline Result ClientImpl::Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + auto query = detail::params_to_query_str(params); + return Post(path, headers, query, "application/x-www-form-urlencoded", + progress); +} + inline Result ClientImpl::Post(const std::string &path, const MultipartFormDataItems &items) { return Post(path, Headers(), items); @@ -7601,7 +8543,7 @@ inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type.c_str()); + return Post(path, headers, body, content_type); } inline Result ClientImpl::Post(const std::string &path, const Headers &headers, @@ -7614,7 +8556,7 @@ inline Result ClientImpl::Post(const std::string &path, const Headers &headers, const auto &content_type = detail::serialize_multipart_formdata_get_content_type(boundary); const auto &body = detail::serialize_multipart_formdata(items, boundary); - return Post(path, headers, body, content_type.c_str()); + return Post(path, headers, body, content_type); } inline Result @@ -7627,7 +8569,7 @@ ClientImpl::Post(const std::string &path, const Headers &headers, return send_with_content_provider( "POST", path, headers, nullptr, 0, nullptr, get_multipart_content_provider(boundary, items, provider_items), - content_type); + content_type, nullptr); } inline Result ClientImpl::Put(const std::string &path) { @@ -7644,7 +8586,15 @@ inline Result ClientImpl::Put(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { return send_with_content_provider("PUT", path, headers, body, content_length, - nullptr, nullptr, content_type); + nullptr, nullptr, content_type, nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PUT", path, headers, body, content_length, + nullptr, nullptr, content_type, progress); } inline Result ClientImpl::Put(const std::string &path, const std::string &body, @@ -7652,12 +8602,27 @@ inline Result ClientImpl::Put(const std::string &path, const std::string &body, return Put(path, Headers(), body, content_type); } +inline Result ClientImpl::Put(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return Put(path, Headers(), body, content_type, progress); +} + inline Result ClientImpl::Put(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return send_with_content_provider("PUT", path, headers, body.data(), - body.size(), nullptr, nullptr, - content_type); + body.size(), nullptr, nullptr, content_type, + nullptr); +} + +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return send_with_content_provider("PUT", path, headers, body.data(), + body.size(), nullptr, nullptr, content_type, + progress); } inline Result ClientImpl::Put(const std::string &path, size_t content_length, @@ -7679,14 +8644,15 @@ inline Result ClientImpl::Put(const std::string &path, const Headers &headers, const std::string &content_type) { return send_with_content_provider("PUT", path, headers, nullptr, content_length, std::move(content_provider), - nullptr, content_type); + nullptr, content_type, nullptr); } inline Result ClientImpl::Put(const std::string &path, const Headers &headers, ContentProviderWithoutLength content_provider, const std::string &content_type) { return send_with_content_provider("PUT", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type); + std::move(content_provider), content_type, + nullptr); } inline Result ClientImpl::Put(const std::string &path, const Params ¶ms) { @@ -7699,6 +8665,13 @@ inline Result ClientImpl::Put(const std::string &path, const Headers &headers, return Put(path, headers, query, "application/x-www-form-urlencoded"); } +inline Result ClientImpl::Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + auto query = detail::params_to_query_str(params); + return Put(path, headers, query, "application/x-www-form-urlencoded", + progress); +} + inline Result ClientImpl::Put(const std::string &path, const MultipartFormDataItems &items) { return Put(path, Headers(), items); @@ -7736,7 +8709,7 @@ ClientImpl::Put(const std::string &path, const Headers &headers, return send_with_content_provider( "PUT", path, headers, nullptr, 0, nullptr, get_multipart_content_provider(boundary, items, provider_items), - content_type); + content_type, nullptr); } inline Result ClientImpl::Patch(const std::string &path) { return Patch(path, std::string(), std::string()); @@ -7748,12 +8721,26 @@ inline Result ClientImpl::Patch(const std::string &path, const char *body, return Patch(path, Headers(), body, content_length, content_type); } +inline Result ClientImpl::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return Patch(path, Headers(), body, content_length, content_type, progress); +} + inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { + return Patch(path, headers, body, content_length, content_type, nullptr); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { return send_with_content_provider("PATCH", path, headers, body, content_length, nullptr, nullptr, - content_type); + content_type, progress); } inline Result ClientImpl::Patch(const std::string &path, @@ -7762,12 +8749,26 @@ inline Result ClientImpl::Patch(const std::string &path, return Patch(path, Headers(), body, content_type); } +inline Result ClientImpl::Patch(const std::string &path, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Patch(path, Headers(), body, content_type, progress); +} + inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { + return Patch(path, headers, body, content_type, nullptr); +} + +inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { return send_with_content_provider("PATCH", path, headers, body.data(), - body.size(), nullptr, nullptr, - content_type); + body.size(), nullptr, nullptr, content_type, + progress); } inline Result ClientImpl::Patch(const std::string &path, size_t content_length, @@ -7789,14 +8790,15 @@ inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, const std::string &content_type) { return send_with_content_provider("PATCH", path, headers, nullptr, content_length, std::move(content_provider), - nullptr, content_type); + nullptr, content_type, nullptr); } inline Result ClientImpl::Patch(const std::string &path, const Headers &headers, ContentProviderWithoutLength content_provider, const std::string &content_type) { return send_with_content_provider("PATCH", path, headers, nullptr, 0, nullptr, - std::move(content_provider), content_type); + std::move(content_provider), content_type, + nullptr); } inline Result ClientImpl::Delete(const std::string &path) { @@ -7814,14 +8816,33 @@ inline Result ClientImpl::Delete(const std::string &path, const char *body, return Delete(path, Headers(), body, content_length, content_type); } +inline Result ClientImpl::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return Delete(path, Headers(), body, content_length, content_type, progress); +} + inline Result ClientImpl::Delete(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { + return Delete(path, headers, body, content_length, content_type, nullptr); +} + +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { Request req; req.method = "DELETE"; req.headers = headers; req.path = path; + req.progress = progress; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } if (!content_type.empty()) { req.set_header("Content-Type", content_type); } req.body.assign(body, content_length); @@ -7835,6 +8856,14 @@ inline Result ClientImpl::Delete(const std::string &path, return Delete(path, Headers(), body.data(), body.size(), content_type); } +inline Result ClientImpl::Delete(const std::string &path, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Delete(path, Headers(), body.data(), body.size(), content_type, + progress); +} + inline Result ClientImpl::Delete(const std::string &path, const Headers &headers, const std::string &body, @@ -7842,6 +8871,15 @@ inline Result ClientImpl::Delete(const std::string &path, return Delete(path, headers, body.data(), body.size(), content_type); } +inline Result ClientImpl::Delete(const std::string &path, + const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return Delete(path, headers, body.data(), body.size(), content_type, + progress); +} + inline Result ClientImpl::Options(const std::string &path) { return Options(path, Headers()); } @@ -7852,6 +8890,9 @@ inline Result ClientImpl::Options(const std::string &path, req.method = "OPTIONS"; req.headers = headers; req.path = path; + if (max_timeout_msec_ > 0) { + req.start_time_ = std::chrono::steady_clock::now(); + } return send_(std::move(req)); } @@ -7905,6 +8946,10 @@ inline void ClientImpl::set_write_timeout(time_t sec, time_t usec) { write_timeout_usec_ = usec; } +inline void ClientImpl::set_max_timeout(time_t msec) { + max_timeout_msec_ = msec; +} + inline void ClientImpl::set_basic_auth(const std::string &username, const std::string &password) { basic_auth_username_ = username; @@ -7949,6 +8994,8 @@ inline void ClientImpl::set_address_family(int family) { inline void ClientImpl::set_tcp_nodelay(bool on) { tcp_nodelay_ = on; } +inline void ClientImpl::set_ipv6_v6only(bool on) { ipv6_v6only_ = on; } + inline void ClientImpl::set_socket_options(SocketOptions socket_options) { socket_options_ = std::move(socket_options); } @@ -7996,15 +9043,13 @@ inline void ClientImpl::set_ca_cert_store(X509_STORE *ca_cert_store) { } inline X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, - std::size_t size) { + std::size_t size) const { auto mem = BIO_new_mem_buf(ca_cert, static_cast(size)); - if (!mem) return nullptr; + auto se = detail::scope_exit([&] { BIO_free_all(mem); }); + if (!mem) { return nullptr; } auto inf = PEM_X509_INFO_read_bio(mem, nullptr, nullptr, nullptr); - if (!inf) { - BIO_free_all(mem); - return nullptr; - } + if (!inf) { return nullptr; } auto cts = X509_STORE_new(); if (cts) { @@ -8018,13 +9063,21 @@ inline X509_STORE *ClientImpl::create_ca_cert_store(const char *ca_cert, } sk_X509_INFO_pop_free(inf, X509_INFO_free); - BIO_free_all(mem); return cts; } inline void ClientImpl::enable_server_certificate_verification(bool enabled) { server_certificate_verification_ = enabled; } + +inline void ClientImpl::enable_server_hostname_verification(bool enabled) { + server_hostname_verification_ = enabled; +} + +inline void ClientImpl::set_server_certificate_verifier( + std::function verifier) { + server_certificate_verifier_ = verifier; +} #endif inline void ClientImpl::set_logger(Logger logger) { @@ -8068,13 +9121,21 @@ inline SSL *ssl_new(socket_t sock, SSL_CTX *ctx, std::mutex &ctx_mutex, return ssl; } -inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, +inline void ssl_delete(std::mutex &ctx_mutex, SSL *ssl, socket_t sock, bool shutdown_gracefully) { // sometimes we may want to skip this to try to avoid SIGPIPE if we know // the remote has closed the network connection // Note that it is not always possible to avoid SIGPIPE, this is merely a // best-efforts. - if (shutdown_gracefully) { SSL_shutdown(ssl); } + if (shutdown_gracefully) { + (void)(sock); + // SSL_shutdown() returns 0 on first call (indicating close_notify alert + // sent) and 1 on subsequent call (indicating close_notify alert received) + if (SSL_shutdown(ssl) == 0) { + // Expected to return 1, but even if it doesn't, we free ssl + SSL_shutdown(ssl); + } + } std::lock_guard guard(ctx_mutex); SSL_free(ssl); @@ -8118,51 +9179,59 @@ inline bool process_server_socket_ssl( } template -inline bool -process_client_socket_ssl(SSL *ssl, socket_t sock, time_t read_timeout_sec, - time_t read_timeout_usec, time_t write_timeout_sec, - time_t write_timeout_usec, T callback) { +inline bool process_client_socket_ssl( + SSL *ssl, socket_t sock, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time, T callback) { SSLSocketStream strm(sock, ssl, read_timeout_sec, read_timeout_usec, - write_timeout_sec, write_timeout_usec); + write_timeout_sec, write_timeout_usec, max_timeout_msec, + start_time); return callback(strm); } -class SSLInit { -public: - SSLInit() { - OPENSSL_init_ssl( - OPENSSL_INIT_LOAD_SSL_STRINGS | OPENSSL_INIT_LOAD_CRYPTO_STRINGS, NULL); - } -}; - // SSL socket stream implementation -inline SSLSocketStream::SSLSocketStream(socket_t sock, SSL *ssl, - time_t read_timeout_sec, - time_t read_timeout_usec, - time_t write_timeout_sec, - time_t write_timeout_usec) +inline SSLSocketStream::SSLSocketStream( + socket_t sock, SSL *ssl, time_t read_timeout_sec, time_t read_timeout_usec, + time_t write_timeout_sec, time_t write_timeout_usec, + time_t max_timeout_msec, + std::chrono::time_point start_time) : sock_(sock), ssl_(ssl), read_timeout_sec_(read_timeout_sec), read_timeout_usec_(read_timeout_usec), write_timeout_sec_(write_timeout_sec), - write_timeout_usec_(write_timeout_usec) { + write_timeout_usec_(write_timeout_usec), + max_timeout_msec_(max_timeout_msec), start_time(start_time) { SSL_clear_mode(ssl, SSL_MODE_AUTO_RETRY); } -inline SSLSocketStream::~SSLSocketStream() {} +inline SSLSocketStream::~SSLSocketStream() = default; inline bool SSLSocketStream::is_readable() const { - return detail::select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + return SSL_pending(ssl_) > 0; } -inline bool SSLSocketStream::is_writable() const { +inline bool SSLSocketStream::wait_readable() const { + if (max_timeout_msec_ <= 0) { + return select_read(sock_, read_timeout_sec_, read_timeout_usec_) > 0; + } + + time_t read_timeout_sec; + time_t read_timeout_usec; + calc_actual_timeout(max_timeout_msec_, duration(), read_timeout_sec_, + read_timeout_usec_, read_timeout_sec, read_timeout_usec); + + return select_read(sock_, read_timeout_sec, read_timeout_usec) > 0; +} + +inline bool SSLSocketStream::wait_writable() const { return select_write(sock_, write_timeout_sec_, write_timeout_usec_) > 0 && - is_socket_alive(sock_); + is_socket_alive(sock_) && !is_ssl_peer_could_be_closed(ssl_, sock_); } inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { if (SSL_pending(ssl_) > 0) { return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { + } else if (wait_readable()) { auto ret = SSL_read(ssl_, ptr, static_cast(size)); if (ret < 0) { auto err = SSL_get_error(ssl_, ret); @@ -8176,8 +9245,8 @@ inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { #endif if (SSL_pending(ssl_) > 0) { return SSL_read(ssl_, ptr, static_cast(size)); - } else if (is_readable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); + } else if (wait_readable()) { + std::this_thread::sleep_for(std::chrono::microseconds{10}); ret = SSL_read(ssl_, ptr, static_cast(size)); if (ret >= 0) { return ret; } err = SSL_get_error(ssl_, ret); @@ -8187,12 +9256,13 @@ inline ssize_t SSLSocketStream::read(char *ptr, size_t size) { } } return ret; + } else { + return -1; } - return -1; } inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { - if (is_writable()) { + if (wait_writable()) { auto handle_size = static_cast( std::min(size, (std::numeric_limits::max)())); @@ -8207,8 +9277,8 @@ inline ssize_t SSLSocketStream::write(const char *ptr, size_t size) { #else while (--n >= 0 && err == SSL_ERROR_WANT_WRITE) { #endif - if (is_writable()) { - std::this_thread::sleep_for(std::chrono::milliseconds(1)); + if (wait_writable()) { + std::this_thread::sleep_for(std::chrono::microseconds{10}); ret = SSL_write(ssl_, ptr, static_cast(handle_size)); if (ret >= 0) { return ret; } err = SSL_get_error(ssl_, ret); @@ -8234,7 +9304,11 @@ inline void SSLSocketStream::get_local_ip_and_port(std::string &ip, inline socket_t SSLSocketStream::socket() const { return sock_; } -static SSLInit sslinit_; +inline time_t SSLSocketStream::duration() const { + return std::chrono::duration_cast( + std::chrono::steady_clock::now() - start_time) + .count(); +} } // namespace detail @@ -8250,9 +9324,8 @@ inline SSLServer::SSLServer(const char *cert_path, const char *private_key_path, SSL_OP_NO_COMPRESSION | SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); - // add default password callback before opening encrypted private key if (private_key_password != nullptr && (private_key_password[0] != '\0')) { SSL_CTX_set_default_passwd_cb_userdata( ctx_, @@ -8261,7 +9334,8 @@ inline SSLServer::SSLServer(const char *cert_path, const char *private_key_path, if (SSL_CTX_use_certificate_chain_file(ctx_, cert_path) != 1 || SSL_CTX_use_PrivateKey_file(ctx_, private_key_path, SSL_FILETYPE_PEM) != - 1) { + 1 || + SSL_CTX_check_private_key(ctx_) != 1) { SSL_CTX_free(ctx_); ctx_ = nullptr; } else if (client_ca_cert_file_path || client_ca_cert_dir_path) { @@ -8283,7 +9357,7 @@ inline SSLServer::SSLServer(X509 *cert, EVP_PKEY *private_key, SSL_OP_NO_COMPRESSION | SSL_OP_NO_SESSION_RESUMPTION_ON_RENEGOTIATION); - SSL_CTX_set_min_proto_version(ctx_, TLS1_1_VERSION); + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); if (SSL_CTX_use_certificate(ctx_, cert) != 1 || SSL_CTX_use_PrivateKey(ctx_, private_key) != 1) { @@ -8317,6 +9391,19 @@ inline bool SSLServer::is_valid() const { return ctx_; } inline SSL_CTX *SSLServer::ssl_context() const { return ctx_; } +inline void SSLServer::update_certs(X509 *cert, EVP_PKEY *private_key, + X509_STORE *client_ca_cert_store) { + + std::lock_guard guard(ctx_mutex_); + + SSL_CTX_use_certificate(ctx_, cert); + SSL_CTX_use_PrivateKey(ctx_, private_key); + + if (client_ca_cert_store != nullptr) { + SSL_CTX_set_cert_store(ctx_, client_ca_cert_store); + } +} + inline bool SSLServer::process_and_close_socket(socket_t sock) { auto ssl = detail::ssl_new( sock, ctx_, ctx_mutex_, @@ -8328,20 +9415,29 @@ inline bool SSLServer::process_and_close_socket(socket_t sock) { auto ret = false; if (ssl) { + std::string remote_addr; + int remote_port = 0; + detail::get_remote_ip_and_port(sock, remote_addr, remote_port); + + std::string local_addr; + int local_port = 0; + detail::get_local_ip_and_port(sock, local_addr, local_port); + ret = detail::process_server_socket_ssl( svr_sock_, ssl, sock, keep_alive_max_count_, keep_alive_timeout_sec_, read_timeout_sec_, read_timeout_usec_, write_timeout_sec_, write_timeout_usec_, - [this, ssl](Stream &strm, bool close_connection, - bool &connection_closed) { - return process_request(strm, close_connection, connection_closed, + [&](Stream &strm, bool close_connection, bool &connection_closed) { + return process_request(strm, remote_addr, remote_port, local_addr, + local_port, close_connection, + connection_closed, [&](Request &req) { req.ssl = ssl; }); }); // Shutdown gracefully if the result seemed successful, non-gracefully if // the connection appeared to be closed. const bool shutdown_gracefully = ret; - detail::ssl_delete(ctx_mutex_, ssl, shutdown_gracefully); + detail::ssl_delete(ctx_mutex_, ssl, sock, shutdown_gracefully); } detail::shutdown_socket(sock); @@ -8358,16 +9454,25 @@ inline SSLClient::SSLClient(const std::string &host, int port) inline SSLClient::SSLClient(const std::string &host, int port, const std::string &client_cert_path, - const std::string &client_key_path) + const std::string &client_key_path, + const std::string &private_key_password) : ClientImpl(host, port, client_cert_path, client_key_path) { ctx_ = SSL_CTX_new(TLS_client_method()); + SSL_CTX_set_min_proto_version(ctx_, TLS1_2_VERSION); + detail::split(&host_[0], &host_[host_.size()], '.', [&](const char *b, const char *e) { - host_components_.emplace_back(std::string(b, e)); + host_components_.emplace_back(b, e); }); if (!client_cert_path.empty() && !client_key_path.empty()) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); + } + if (SSL_CTX_use_certificate_file(ctx_, client_cert_path.c_str(), SSL_FILETYPE_PEM) != 1 || SSL_CTX_use_PrivateKey_file(ctx_, client_key_path.c_str(), @@ -8379,16 +9484,23 @@ inline SSLClient::SSLClient(const std::string &host, int port, } inline SSLClient::SSLClient(const std::string &host, int port, - X509 *client_cert, EVP_PKEY *client_key) + X509 *client_cert, EVP_PKEY *client_key, + const std::string &private_key_password) : ClientImpl(host, port) { ctx_ = SSL_CTX_new(TLS_client_method()); detail::split(&host_[0], &host_[host_.size()], '.', [&](const char *b, const char *e) { - host_components_.emplace_back(std::string(b, e)); + host_components_.emplace_back(b, e); }); if (client_cert != nullptr && client_key != nullptr) { + if (!private_key_password.empty()) { + SSL_CTX_set_default_passwd_cb_userdata( + ctx_, reinterpret_cast( + const_cast(private_key_password.c_str()))); + } + if (SSL_CTX_use_certificate(ctx_, client_cert) != 1 || SSL_CTX_use_PrivateKey(ctx_, client_key) != 1) { SSL_CTX_free(ctx_); @@ -8436,16 +9548,22 @@ inline bool SSLClient::create_and_connect_socket(Socket &socket, Error &error) { } // Assumes that socket_mutex_ is locked and that there are no requests in flight -inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, - bool &success, Error &error) { +inline bool SSLClient::connect_with_proxy( + Socket &socket, + std::chrono::time_point start_time, + Response &res, bool &success, Error &error) { success = true; Response proxy_res; if (!detail::process_client_socket( socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream &strm) { Request req2; req2.method = "CONNECT"; req2.path = host_and_port_; + if (max_timeout_msec_ > 0) { + req2.start_time_ = std::chrono::steady_clock::now(); + } return process_request(strm, req2, proxy_res, false, error); })) { // Thread-safe to close everything because we are assuming there are no @@ -8457,7 +9575,7 @@ inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, return false; } - if (proxy_res.status == 407) { + if (proxy_res.status == StatusCode::ProxyAuthenticationRequired_407) { if (!proxy_digest_auth_username_.empty() && !proxy_digest_auth_password_.empty()) { std::map auth; @@ -8465,7 +9583,8 @@ inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, proxy_res = Response(); if (!detail::process_client_socket( socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, [&](Stream &strm) { + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, + start_time, [&](Stream &strm) { Request req3; req3.method = "CONNECT"; req3.path = host_and_port_; @@ -8473,6 +9592,9 @@ inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, req3, auth, 1, detail::random_string(10), proxy_digest_auth_username_, proxy_digest_auth_password_, true)); + if (max_timeout_msec_ > 0) { + req3.start_time_ = std::chrono::steady_clock::now(); + } return process_request(strm, req3, proxy_res, false, error); })) { // Thread-safe to close everything because we are assuming there are @@ -8490,7 +9612,7 @@ inline bool SSLClient::connect_with_proxy(Socket &socket, Response &res, // If status code is not 200, proxy request is failed. // Set error to ProxyConnection and return proxy response // as the response of the request - if (proxy_res.status != 200) { + if (proxy_res.status != StatusCode::OK_200) { error = Error::ProxyConnection; res = std::move(proxy_res); // Thread-safe to close everything because we are assuming there are @@ -8556,36 +9678,53 @@ inline bool SSLClient::initialize_ssl(Socket &socket, Error &error) { } if (server_certificate_verification_) { - verify_result_ = SSL_get_verify_result(ssl2); + auto verification_status = SSLVerifierResponse::NoDecisionMade; - if (verify_result_ != X509_V_OK) { - error = Error::SSLServerVerification; - return false; + if (server_certificate_verifier_) { + verification_status = server_certificate_verifier_(ssl2); } - auto server_cert = SSL_get1_peer_certificate(ssl2); - - if (server_cert == nullptr) { + if (verification_status == SSLVerifierResponse::CertificateRejected) { error = Error::SSLServerVerification; return false; } - if (!verify_host(server_cert)) { - X509_free(server_cert); - error = Error::SSLServerVerification; - return false; + if (verification_status == SSLVerifierResponse::NoDecisionMade) { + verify_result_ = SSL_get_verify_result(ssl2); + + if (verify_result_ != X509_V_OK) { + error = Error::SSLServerVerification; + return false; + } + + auto server_cert = SSL_get1_peer_certificate(ssl2); + auto se = detail::scope_exit([&] { X509_free(server_cert); }); + + if (server_cert == nullptr) { + error = Error::SSLServerVerification; + return false; + } + + if (server_hostname_verification_) { + if (!verify_host(server_cert)) { + error = Error::SSLServerHostnameVerification; + return false; + } + } } - X509_free(server_cert); } return true; }, [&](SSL *ssl2) { - // NOTE: With -Wold-style-cast, this can produce a warning, since - // SSL_set_tlsext_host_name is a macro (in OpenSSL), which contains - // an old style cast. Short of doing compiler specific pragma's - // here, we can't get rid of this warning. :'( +#if defined(OPENSSL_IS_BORINGSSL) SSL_set_tlsext_host_name(ssl2, host_.c_str()); +#else + // NOTE: Direct call instead of using the OpenSSL macro to suppress + // -Wold-style-cast warning + SSL_ctrl(ssl2, SSL_CTRL_SET_TLSEXT_HOSTNAME, TLSEXT_NAMETYPE_host_name, + static_cast(const_cast(host_.c_str()))); +#endif return true; }); @@ -8610,19 +9749,22 @@ inline void SSLClient::shutdown_ssl_impl(Socket &socket, return; } if (socket.ssl) { - detail::ssl_delete(ctx_mutex_, socket.ssl, shutdown_gracefully); + detail::ssl_delete(ctx_mutex_, socket.ssl, socket.sock, + shutdown_gracefully); socket.ssl = nullptr; } assert(socket.ssl == nullptr); } -inline bool -SSLClient::process_socket(const Socket &socket, - std::function callback) { +inline bool SSLClient::process_socket( + const Socket &socket, + std::chrono::time_point start_time, + std::function callback) { assert(socket.ssl); return detail::process_client_socket_ssl( socket.ssl, socket.sock, read_timeout_sec_, read_timeout_usec_, - write_timeout_sec_, write_timeout_usec_, std::move(callback)); + write_timeout_sec_, write_timeout_usec_, max_timeout_msec_, start_time, + std::move(callback)); } inline bool SSLClient::is_ssl() const { return true; } @@ -8659,8 +9801,8 @@ SSLClient::verify_host_with_subject_alt_name(X509 *server_cert) const { auto type = GEN_DNS; - struct in6_addr addr6; - struct in_addr addr; + struct in6_addr addr6 = {}; + struct in_addr addr = {}; size_t addr_len = 0; #ifndef __MINGW32__ @@ -8735,7 +9877,7 @@ inline bool SSLClient::check_host_name(const char *pattern, std::vector pattern_components; detail::split(&pattern[0], &pattern[pattern_len], '.', [&](const char *b, const char *e) { - pattern_components.emplace_back(std::string(b, e)); + pattern_components.emplace_back(b, e); }); if (host_components_.size() != pattern_components.size()) { return false; } @@ -8763,7 +9905,7 @@ inline Client::Client(const std::string &scheme_host_port, const std::string &client_cert_path, const std::string &client_key_path) { const static std::regex re( - R"((?:([a-z]+):\/\/)?(?:\[([\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); + R"((?:([a-z]+):\/\/)?(?:\[([a-fA-F\d:]+)\]|([^:/?#]+))(?::(\d+))?)"); std::smatch m; if (std::regex_match(scheme_host_port, m, re)) { @@ -8800,10 +9942,12 @@ inline Client::Client(const std::string &scheme_host_port, client_key_path); } } else { + // NOTE: Update TEST(UniversalClientImplTest, Ipv6LiteralAddress) + // if port param below changes. cli_ = detail::make_unique(scheme_host_port, 80, client_cert_path, client_key_path); } -} +} // namespace detail inline Client::Client(const std::string &host, int port) : cli_(detail::make_unique(host, port)) {} @@ -8814,7 +9958,7 @@ inline Client::Client(const std::string &host, int port, : cli_(detail::make_unique(host, port, client_cert_path, client_key_path)) {} -inline Client::~Client() {} +inline Client::~Client() = default; inline bool Client::is_valid() const { return cli_ != nullptr && cli_->is_valid(); @@ -8874,19 +10018,20 @@ inline Result Client::Get(const std::string &path, const Headers &headers, } inline Result Client::Get(const std::string &path, const Params ¶ms, const Headers &headers, Progress progress) { - return cli_->Get(path, params, headers, progress); + return cli_->Get(path, params, headers, std::move(progress)); } inline Result Client::Get(const std::string &path, const Params ¶ms, const Headers &headers, ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, params, headers, content_receiver, progress); + return cli_->Get(path, params, headers, std::move(content_receiver), + std::move(progress)); } inline Result Client::Get(const std::string &path, const Params ¶ms, const Headers &headers, ResponseHandler response_handler, ContentReceiver content_receiver, Progress progress) { - return cli_->Get(path, params, headers, response_handler, content_receiver, - progress); + return cli_->Get(path, params, headers, std::move(response_handler), + std::move(content_receiver), std::move(progress)); } inline Result Client::Head(const std::string &path) { return cli_->Head(path); } @@ -8908,15 +10053,30 @@ inline Result Client::Post(const std::string &path, const Headers &headers, const std::string &content_type) { return cli_->Post(path, headers, body, content_length, content_type); } +inline Result Client::Post(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress) { + return cli_->Post(path, headers, body, content_length, content_type, + progress); +} inline Result Client::Post(const std::string &path, const std::string &body, const std::string &content_type) { return cli_->Post(path, body, content_type); } +inline Result Client::Post(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Post(path, body, content_type, progress); +} inline Result Client::Post(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return cli_->Post(path, headers, body, content_type); } +inline Result Client::Post(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Post(path, headers, body, content_type, progress); +} inline Result Client::Post(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type) { @@ -8947,6 +10107,10 @@ inline Result Client::Post(const std::string &path, const Headers &headers, const Params ¶ms) { return cli_->Post(path, headers, params); } +inline Result Client::Post(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + return cli_->Post(path, headers, params, progress); +} inline Result Client::Post(const std::string &path, const MultipartFormDataItems &items) { return cli_->Post(path, items); @@ -8977,15 +10141,29 @@ inline Result Client::Put(const std::string &path, const Headers &headers, const std::string &content_type) { return cli_->Put(path, headers, body, content_length, content_type); } +inline Result Client::Put(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, Progress progress) { + return cli_->Put(path, headers, body, content_length, content_type, progress); +} inline Result Client::Put(const std::string &path, const std::string &body, const std::string &content_type) { return cli_->Put(path, body, content_type); } +inline Result Client::Put(const std::string &path, const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Put(path, body, content_type, progress); +} inline Result Client::Put(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return cli_->Put(path, headers, body, content_type); } +inline Result Client::Put(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, Progress progress) { + return cli_->Put(path, headers, body, content_type, progress); +} inline Result Client::Put(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type) { @@ -9016,6 +10194,10 @@ inline Result Client::Put(const std::string &path, const Headers &headers, const Params ¶ms) { return cli_->Put(path, headers, params); } +inline Result Client::Put(const std::string &path, const Headers &headers, + const Params ¶ms, Progress progress) { + return cli_->Put(path, headers, params, progress); +} inline Result Client::Put(const std::string &path, const MultipartFormDataItems &items) { return cli_->Put(path, items); @@ -9043,20 +10225,44 @@ inline Result Client::Patch(const std::string &path, const char *body, const std::string &content_type) { return cli_->Patch(path, body, content_length, content_type); } +inline Result Client::Patch(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, body, content_length, content_type, progress); +} inline Result Client::Patch(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { return cli_->Patch(path, headers, body, content_length, content_type); } +inline Result Client::Patch(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, headers, body, content_length, content_type, + progress); +} inline Result Client::Patch(const std::string &path, const std::string &body, const std::string &content_type) { return cli_->Patch(path, body, content_type); } +inline Result Client::Patch(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, body, content_type, progress); +} inline Result Client::Patch(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return cli_->Patch(path, headers, body, content_type); } +inline Result Client::Patch(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Patch(path, headers, body, content_type, progress); +} inline Result Client::Patch(const std::string &path, size_t content_length, ContentProvider content_provider, const std::string &content_type) { @@ -9091,20 +10297,44 @@ inline Result Client::Delete(const std::string &path, const char *body, const std::string &content_type) { return cli_->Delete(path, body, content_length, content_type); } +inline Result Client::Delete(const std::string &path, const char *body, + size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, body, content_length, content_type, progress); +} inline Result Client::Delete(const std::string &path, const Headers &headers, const char *body, size_t content_length, const std::string &content_type) { return cli_->Delete(path, headers, body, content_length, content_type); } +inline Result Client::Delete(const std::string &path, const Headers &headers, + const char *body, size_t content_length, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, headers, body, content_length, content_type, + progress); +} inline Result Client::Delete(const std::string &path, const std::string &body, const std::string &content_type) { return cli_->Delete(path, body, content_type); } +inline Result Client::Delete(const std::string &path, const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, body, content_type, progress); +} inline Result Client::Delete(const std::string &path, const Headers &headers, const std::string &body, const std::string &content_type) { return cli_->Delete(path, headers, body, content_type); } +inline Result Client::Delete(const std::string &path, const Headers &headers, + const std::string &body, + const std::string &content_type, + Progress progress) { + return cli_->Delete(path, headers, body, content_type, progress); +} inline Result Client::Options(const std::string &path) { return cli_->Options(path); } @@ -9214,6 +10444,15 @@ inline void Client::set_proxy_digest_auth(const std::string &username, inline void Client::enable_server_certificate_verification(bool enabled) { cli_->enable_server_certificate_verification(enabled); } + +inline void Client::enable_server_hostname_verification(bool enabled) { + cli_->enable_server_hostname_verification(enabled); +} + +inline void Client::set_server_certificate_verifier( + std::function verifier) { + cli_->set_server_certificate_verifier(verifier); +} #endif inline void Client::set_logger(Logger logger) { @@ -9255,8 +10494,4 @@ inline SSL_CTX *Client::ssl_context() const { } // namespace httplib -#if defined(_WIN32) && defined(CPPHTTPLIB_USE_POLL) -#undef poll -#endif - -#endif // CPPHTTPLIB_HTTPLIB_H +#endif // CPPHTTPLIB_HTTPLIB_H \ No newline at end of file