Revert "bugfix: ensured 'init_worker_by_lua*' does not mutate another NGINX module's main_conf."

This reverts commit 09484e8.

Author: thibaultcha

src/ngx_http_lua_initworkerby.c

@@ -86,6 +86,7 @@ ngx_http_lua_init_worker(ngx_cycle_t *cycle)
     }
 
     conf_ctx = (ngx_http_conf_ctx_t *) cycle->conf_ctx[ngx_http_module.index];
+    http_ctx.main_conf = conf_ctx->main_conf;
 
     top_clcf = conf_ctx->loc_conf[ngx_http_core_module.ctx_index];
     top_llcf = conf_ctx->loc_conf[ngx_http_lua_module.ctx_index];
@@ -188,12 +189,6 @@ ngx_http_lua_init_worker(ngx_cycle_t *cycle)
         return NGX_ERROR;
     }
 
-    http_ctx.main_conf = ngx_pcalloc(conf.pool,
-                                     sizeof(void *) * ngx_http_max_module);
-    if (http_ctx.main_conf == NULL) {
-        return NGX_ERROR;
-    }
-
 #if (nginx_version >= 1009011)
     modules = cycle->modules;
 #else
@@ -207,21 +202,6 @@ ngx_http_lua_init_worker(ngx_cycle_t *cycle)
 
         module = modules[i]->ctx;
 
-        if (module->create_main_conf) {
-            cur = module->create_main_conf(&conf);
-            if (cur == NULL) {
-                return NGX_ERROR;
-            }
-
-            if (ngx_modules[i]->index == ngx_http_lua_module.index) {
-                ngx_memcpy(cur,
-                           conf_ctx->main_conf[ngx_http_lua_module.ctx_index],
-                           sizeof(ngx_http_lua_main_conf_t));
-            }
-
-            http_ctx.main_conf[modules[i]->ctx_index] = cur;
-        }
-
         if (module->create_srv_conf) {
             cur = module->create_srv_conf(&conf);
             if (cur == NULL) {

t/124-init-worker.t

@@ -967,25 +967,3 @@ qr/lua close the global Lua VM ([0-9A-F]+)$/,
 --- no_error_log
 [error]
 start privileged agent process
-
-
-
-=== TEST 25: ensure it does not mutate another module's main_conf (github issue #1553)
-https://github.com/openresty/lua-nginx-module/issues/1553
---- http_config
-    init_worker_by_lua_block {
-        return
-    }
---- config
-    location /t {
-        content_by_lua_block {
-            ngx.say("fake_var = ", ngx.var.fake_var)
-        }
-    }
---- request
-GET /t
---- response_body
-fake_var = 1
---- no_error_log
-[error]
-[alert]

t/data/fake-merge-module/config

@@ -23,7 +23,6 @@ force=$2
             #--with-http_spdy_module \
 
 add_fake_shm_module="--add-module=$root/t/data/fake-shm-module"
-add_fake_merge_module="--add-module=$root/t/data/fake-merge-module"
 
 time ngx-build $force $version \
             --with-pcre-jit \
@@ -59,7 +58,6 @@ time ngx-build $force $version \
                 --add-module=$root/../stream-lua-nginx-module \
                 --add-module=$root/t/data/fake-module \
                 $add_fake_shm_module \
-                $add_fake_merge_module \
                 --add-module=$root/t/data/fake-delayed-load-module \
                 --with-http_gunzip_module \
                 --with-http_dav_module \