msggen: Add stop method to generators

We'll need this when testing the grpc interface in pyln-testing,
otherwise tests just slowly die and wither.

cln-grpc/proto/node.proto

@@ -53,6 +53,7 @@ service Node {
 	rpc ListPays(ListpaysRequest) returns (ListpaysResponse) {}
 	rpc Ping(PingRequest) returns (PingResponse) {}
 	rpc SignMessage(SignmessageRequest) returns (SignmessageResponse) {}
+	rpc Stop(StopRequest) returns (StopResponse) {}
 }
 
 message GetinfoRequest {
@@ -1284,3 +1285,9 @@ message SignmessageResponse {
 	bytes recid = 2;
 	string zbase = 3;
 }
+
+message StopRequest {
+}
+
+message StopResponse {
+}

cln-grpc/src/convert.rs

@@ -963,6 +963,14 @@ impl From<&responses::SignmessageResponse> for pb::SignmessageResponse {
     }
 }
 
+#[allow(unused_variables)]
+impl From<&responses::StopResponse> for pb::StopResponse {
+    fn from(c: &responses::StopResponse) -> Self {
+        Self {
+        }
+    }
+}
+
 #[allow(unused_variables)]
 impl From<&pb::GetinfoRequest> for requests::GetinfoRequest {
     fn from(c: &pb::GetinfoRequest) -> Self {
@@ -1513,3 +1521,11 @@ impl From<&pb::SignmessageRequest> for requests::SignmessageRequest {
     }
 }
 
+#[allow(unused_variables)]
+impl From<&pb::StopRequest> for requests::StopRequest {
+    fn from(c: &pb::StopRequest) -> Self {
+        Self {
+        }
+    }
+}
+

cln-grpc/src/server.rs

@@ -1466,4 +1466,36 @@ async fn sign_message(
 
 }
 
+async fn stop(
+    &self,
+    request: tonic::Request<pb::StopRequest>,
+) -> Result<tonic::Response<pb::StopResponse>, tonic::Status> {
+    let req = request.into_inner();
+    let req: requests::StopRequest = (&req).into();
+    debug!("Client asked for stop");
+    trace!("stop 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::Stop(req))
+        .await
+        .map_err(|e| Status::new(
+           Code::Unknown,
+           format!("Error calling method Stop: {:?}", e)))?;
+    match result {
+        Response::Stop(r) => {
+           trace!("stop response: {:?}", r);
+           Ok(tonic::Response::new((&r).into()))
+        },
+        r => Err(Status::new(
+            Code::Internal,
+            format!(
+                "Unexpected result {:?} to method call Stop",
+                r
+            )
+        )),
+    }
+
+}
+
 }

cln-rpc/src/model.rs

@@ -61,6 +61,7 @@ pub enum Request {
 	ListPays(requests::ListpaysRequest),
 	Ping(requests::PingRequest),
 	SignMessage(requests::SignmessageRequest),
+	Stop(requests::StopRequest),
 }
 
 #[derive(Clone, Debug, Serialize, Deserialize)]
@@ -112,6 +113,7 @@ pub enum Response {
 	ListPays(responses::ListpaysResponse),
 	Ping(responses::PingResponse),
 	SignMessage(responses::SignmessageResponse),
+	Stop(responses::StopResponse),
 }
 
 pub mod requests {
@@ -825,6 +827,10 @@ pub mod requests {
 	    pub message: String,
 	}
 
+	#[derive(Clone, Debug, Deserialize, Serialize)]
+	pub struct StopRequest {
+	}
+
 }
 
 
@@ -2745,5 +2751,9 @@ pub mod responses {
 	    pub zbase: String,
 	}
 
+	#[derive(Clone, Debug, Deserialize, Serialize)]
+	pub struct StopResponse {
+	}
+
 }
 

contrib/msggen/msggen/utils/utils.py

@@ -112,7 +112,7 @@ def load_jsonrpc_service(schema_dir: str = None):
         # "waitblockheight",
         # "ListConfigs",
         # "check",  # No point in mapping this one
-        # "Stop",  # Breaks a core assumption (root is an object) can't map unless we change this
+        "Stop",
         # "notifications",  # No point in mapping this
         # "help",
     ]

contrib/pyln-testing/pyln/testing/grpc2py.py

@@ -850,3 +850,8 @@ def signmessage2py(m):
         "recid": hexlify(m.recid),  # PrimitiveField in generate_composite
         "zbase": m.zbase,  # PrimitiveField in generate_composite
     })
+
+
+def stop2py(m):
+    return remove_default({
+    })

contrib/pyln-testing/pyln/testing/node_pb2_grpc.py

@@ -239,6 +239,11 @@ class NodeStub(object):
                 request_serializer=node__pb2.SignmessageRequest.SerializeToString,
                 response_deserializer=node__pb2.SignmessageResponse.FromString,
                 )
+        self.Stop = channel.unary_unary(
+                '/cln.Node/Stop',
+                request_serializer=node__pb2.StopRequest.SerializeToString,
+                response_deserializer=node__pb2.StopResponse.FromString,
+                )
 
 
 class NodeServicer(object):
@@ -514,6 +519,12 @@ class NodeServicer(object):
         context.set_details('Method not implemented!')
         raise NotImplementedError('Method not implemented!')
 
+    def Stop(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 add_NodeServicer_to_server(servicer, server):
     rpc_method_handlers = {
@@ -742,6 +753,11 @@ def add_NodeServicer_to_server(servicer, server):
                     request_deserializer=node__pb2.SignmessageRequest.FromString,
                     response_serializer=node__pb2.SignmessageResponse.SerializeToString,
             ),
+            'Stop': grpc.unary_unary_rpc_method_handler(
+                    servicer.Stop,
+                    request_deserializer=node__pb2.StopRequest.FromString,
+                    response_serializer=node__pb2.StopResponse.SerializeToString,
+            ),
     }
     generic_handler = grpc.method_handlers_generic_handler(
             'cln.Node', rpc_method_handlers)
@@ -1516,3 +1532,20 @@ class Node(object):
             node__pb2.SignmessageResponse.FromString,
             options, channel_credentials,
             insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
+
+    @staticmethod
+    def Stop(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/Stop',
+            node__pb2.StopRequest.SerializeToString,
+            node__pb2.StopResponse.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)

doc/schemas/stop.request.json

@@ -0,0 +1,7 @@
+{
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "type": "object",
+  "additionalProperties": false,
+  "required": [],
+  "properties": {}
+}