lightningd: remove expermential "sendonionmessage" function.

It was only ever expermental, so I don't feel bad about just removing it.

Signed-off-by: Rusty Russell <[email protected]>
Changelog-Removed: JSON-RPC: `sendonionmessage` (was experimental only, use `injectonionmessage`)

Author: rustyrussell

cln-grpc/proto/node.proto

@@ -2738,38 +2738,6 @@ impl Node for Server
 
     }
 
-    async fn send_onion_message(
-        &self,
-        request: tonic::Request<pb::SendonionmessageRequest>,
-    ) -> Result<tonic::Response<pb::SendonionmessageResponse>, tonic::Status> {
-        let req = request.into_inner();
-        let req: requests::SendonionmessageRequest = req.into();
-        debug!("Client asked for send_onion_message");
-        trace!("send_onion_message request: {:?}", req);
-        let mut rpc = ClnRpc::new(&self.rpc_path)
-            .await
-            .map_err(|e| Status::new(Code::Internal, e.to_string()))?;
-        let result = rpc.call(Request::SendOnionMessage(req))
-            .await
-            .map_err(|e| Status::new(
-               Code::Unknown,
-               format!("Error calling method SendOnionMessage: {:?}", e)))?;
-        match result {
-            Response::SendOnionMessage(r) => {
-               trace!("send_onion_message response: {:?}", r);
-               Ok(tonic::Response::new(r.into()))
-            },
-            r => Err(Status::new(
-                Code::Internal,
-                format!(
-                    "Unexpected result {:?} to method call SendOnionMessage",
-                    r
-                )
-            )),
-        }
-
-    }
-
     async fn set_channel(
         &self,
         request: tonic::Request<pb::SetchannelRequest>,

cln-grpc/src/convert.rs

@@ -26341,83 +26341,6 @@
         }
       ]
     },
-    "lightning-sendonionmessage.json": {
-      "$schema": "../rpc-schema-draft.json",
-      "type": "object",
-      "additionalProperties": false,
-      "rpc": "sendonionmessage",
-      "title": "low-level command to send an onion message",
-      "warning": "experimental-onion-messages only",
-      "description": [
-        "The **sendonionmessage** RPC command can be used to send a message via the lightning network. These are currently used by *offers* to request and receive invoices."
-      ],
-      "request": {
-        "required": [
-          "first_id",
-          "blinding",
-          "hops"
-        ],
-        "properties": {
-          "first_id": {
-            "type": "pubkey",
-            "description": [
-              "The (presumably well-known) public key of the start of the path."
-            ]
-          },
-          "blinding": {
-            "type": "pubkey",
-            "description": [
-              "Blinding factor for this path."
-            ]
-          },
-          "hops": {
-            "type": "array",
-            "description": [
-              "",
-              ""
-            ],
-            "items": {
-              "type": "object",
-              "additionalProperties": false,
-              "required": [
-                "node",
-                "tlv"
-              ],
-              "properties": {
-                "node": {
-                  "type": "pubkey",
-                  "description": [
-                    "Public key of the node."
-                  ]
-                },
-                "tlv": {
-                  "type": "u8",
-                  "description": [
-                    "Contains a hexadecimal TLV to include."
-                  ]
-                }
-              }
-            }
-          }
-        }
-      },
-      "response": {
-        "required": [],
-        "properties": {}
-      },
-      "author": [
-        "Rusty Russell <<[email protected]>> is mainly responsible."
-      ],
-      "see_also": [
-        "lightning-fetchinvoice(7)",
-        "lightning-offer(7)"
-      ],
-      "resources": [
-        "Main web site: <https://github.com/ElementsProject/lightning>",
-        "",
-        "[bolt04]: https://github.com/lightning/bolts/blob/master/04-onion-routing.md"
-      ]
-    },
     "lightning-sendpay.json": {
       "$schema": "../rpc-schema-draft.json",
       "type": "object",

cln-grpc/src/server.rs

@@ -90,7 +90,6 @@
     "ReserveInputs",
     "SendCustomMsg",
     "SendInvoice",
-    "SendOnionMessage",
     "SetChannel",
     "SetConfig",
     "SetPsbtVersion",

cln-rpc/src/model.rs

@@ -429,11 +429,6 @@ def __init__(self, channel):
                 request_serializer=node__pb2.SendinvoiceRequest.SerializeToString,
                 response_deserializer=node__pb2.SendinvoiceResponse.FromString,
                 )
-        self.SendOnionMessage = channel.unary_unary(
-                '/cln.Node/SendOnionMessage',
-                request_serializer=node__pb2.SendonionmessageRequest.SerializeToString,
-                response_deserializer=node__pb2.SendonionmessageResponse.FromString,
-                )
         self.SetChannel = channel.unary_unary(
                 '/cln.Node/SetChannel',
                 request_serializer=node__pb2.SetchannelRequest.SerializeToString,
@@ -1102,12 +1097,6 @@ def SendInvoice(self, request, context):
         context.set_details('Method not implemented!')
         raise NotImplementedError('Method not implemented!')
 
-    def SendOnionMessage(self, request, context):
-        """Missing associated documentation comment in .proto file."""
-        context.set_code(grpc.StatusCode.UNIMPLEMENTED)
-        context.set_details('Method not implemented!')
-        raise NotImplementedError('Method not implemented!')
-
     def SetChannel(self, request, context):
         """Missing associated documentation comment in .proto file."""
         context.set_code(grpc.StatusCode.UNIMPLEMENTED)
@@ -1724,11 +1713,6 @@ def add_NodeServicer_to_server(servicer, server):
                     request_deserializer=node__pb2.SendinvoiceRequest.FromString,
                     response_serializer=node__pb2.SendinvoiceResponse.SerializeToString,
             ),
-            'SendOnionMessage': grpc.unary_unary_rpc_method_handler(
-                    servicer.SendOnionMessage,
-                    request_deserializer=node__pb2.SendonionmessageRequest.FromString,
-                    response_serializer=node__pb2.SendonionmessageResponse.SerializeToString,
-            ),
             'SetChannel': grpc.unary_unary_rpc_method_handler(
                     servicer.SetChannel,
                     request_deserializer=node__pb2.SetchannelRequest.FromString,
@@ -3315,23 +3299,6 @@ def SendInvoice(request,
             options, channel_credentials,
             insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
 
-    @staticmethod
-    def SendOnionMessage(request,
-            target,
-            options=(),
-            channel_credentials=None,
-            call_credentials=None,
-            insecure=False,
-            compression=None,
-            wait_for_ready=None,
-            timeout=None,
-            metadata=None):
-        return grpc.experimental.unary_unary(request, target, '/cln.Node/SendOnionMessage',
-            node__pb2.SendonionmessageRequest.SerializeToString,
-            node__pb2.SendonionmessageResponse.FromString,
-            options, channel_credentials,
-            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
-
     @staticmethod
     def SetChannel(request,
             target,

contrib/msggen/msggen/schema.json

@@ -1874,11 +1874,6 @@ def sendinvoice2py(m):
     })
 
 
-def sendonionmessage2py(m):
-    return remove_default({
-    })
-
-
 def setchannel_channels2py(m):
     return remove_default({
         "channel_id": hexlify(m.channel_id),  # PrimitiveField in generate_composite

contrib/msggen/msggen/utils/utils.py

@@ -98,7 +98,6 @@ GENERATE_MARKDOWN := doc/lightning-addgossip.7 \
 	doc/lightning-sendcustommsg.7 \
 	doc/lightning-sendinvoice.7 \
 	doc/lightning-sendonion.7 \
-	doc/lightning-sendonionmessage.7 \
 	doc/lightning-sendpay.7 \
 	doc/lightning-sendpsbt.7 \
 	doc/lightning-setchannel.7 \

contrib/pyln-grpc-proto/pyln/grpc/node_pb2.py

@@ -109,7 +109,6 @@ Core Lightning Documentation
    lightning-sendcustommsg <lightning-sendcustommsg.7.md>
    lightning-sendinvoice <lightning-sendinvoice.7.md>
    lightning-sendonion <lightning-sendonion.7.md>
-   lightning-sendonionmessage <lightning-sendonionmessage.7.md>
    lightning-sendpay <lightning-sendpay.7.md>
    lightning-sendpsbt <lightning-sendpsbt.7.md>
    lightning-setchannel <lightning-setchannel.7.md>