msggen: add signmessagewithkey

.msggen.json

@@ -3568,6 +3568,16 @@
             "SignMessage.signature": 1,
             "SignMessage.zbase": 3
         },
+        "SignmessagewithkeyRequest": {
+            "SignMessageWithKey.address": 2,
+            "SignMessageWithKey.message": 1
+        },
+        "SignmessagewithkeyResponse": {
+            "SignMessageWithKey.address": 1,
+            "SignMessageWithKey.base64": 4,
+            "SignMessageWithKey.pubkey": 2,
+            "SignMessageWithKey.signature": 3
+        },
         "SignpsbtRequest": {
             "SignPsbt.psbt": 1,
             "SignPsbt.signonly[]": 2
@@ -12478,6 +12488,30 @@
             "added": "pre-v0.10.1",
             "deprecated": null
         },
+        "SignMessageWithKey": {
+            "added": "v25.05",
+            "deprecated": null
+        },
+        "SignMessageWithKey.address": {
+            "added": "v25.05",
+            "deprecated": null
+        },
+        "SignMessageWithKey.base64": {
+            "added": "v25.05",
+            "deprecated": null
+        },
+        "SignMessageWithKey.message": {
+            "added": "v25.05",
+            "deprecated": null
+        },
+        "SignMessageWithKey.pubkey": {
+            "added": "v25.05",
+            "deprecated": null
+        },
+        "SignMessageWithKey.signature": {
+            "added": "v25.05",
+            "deprecated": null
+        },
         "SignPsbt": {
             "added": "pre-v0.10.1",
             "deprecated": null

cln-grpc/src/server.rs

@@ -4370,6 +4370,38 @@ impl Node for Server
 
     }
 
+    async fn sign_message_with_key(
+        &self,
+        request: tonic::Request<pb::SignmessagewithkeyRequest>,
+    ) -> Result<tonic::Response<pb::SignmessagewithkeyResponse>, tonic::Status> {
+        let req = request.into_inner();
+        let req: requests::SignmessagewithkeyRequest = req.into();
+        debug!("Client asked for sign_message_with_key");
+        trace!("sign_message_with_key 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::SignMessageWithKey(req))
+            .await
+            .map_err(|e| Status::new(
+               Code::Unknown,
+               format!("Error calling method SignMessageWithKey: {:?}", e)))?;
+        match result {
+            Response::SignMessageWithKey(r) => {
+               trace!("sign_message_with_key response: {:?}", r);
+               Ok(tonic::Response::new(r.into()))
+            },
+            r => Err(Status::new(
+                Code::Internal,
+                format!(
+                    "Unexpected result {:?} to method call SignMessageWithKey",
+                    r
+                )
+            )),
+        }
+
+    }
+
 
 
     type SubscribeBlockAddedStream = NotificationStream<pb::BlockAddedNotification>;

contrib/msggen/msggen/utils/utils.py

@@ -143,6 +143,7 @@
     "InjectPaymentOnion",
     "InjectOnionMessage",
     "Xpay",
+    "SignMessageWithKey",
 ]
 
 grpc_notification_names = [

contrib/pyln-grpc-proto/pyln/grpc/node_pb2_grpc.py

@@ -684,6 +684,11 @@ def __init__(self, channel):
                 request_serializer=node__pb2.XpayRequest.SerializeToString,
                 response_deserializer=node__pb2.XpayResponse.FromString,
                 )
+        self.SignMessageWithKey = channel.unary_unary(
+                '/cln.Node/SignMessageWithKey',
+                request_serializer=node__pb2.SignmessagewithkeyRequest.SerializeToString,
+                response_deserializer=node__pb2.SignmessagewithkeyResponse.FromString,
+                )
         self.SubscribeBlockAdded = channel.unary_stream(
                 '/cln.Node/SubscribeBlockAdded',
                 request_serializer=node__pb2.StreamBlockAddedRequest.SerializeToString,
@@ -1523,6 +1528,12 @@ def Xpay(self, request, context):
         context.set_details('Method not implemented!')
         raise NotImplementedError('Method not implemented!')
 
+    def SignMessageWithKey(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 SubscribeBlockAdded(self, request, context):
         """Missing associated documentation comment in .proto file."""
         context.set_code(grpc.StatusCode.UNIMPLEMENTED)
@@ -2232,6 +2243,11 @@ def add_NodeServicer_to_server(servicer, server):
                     request_deserializer=node__pb2.XpayRequest.FromString,
                     response_serializer=node__pb2.XpayResponse.SerializeToString,
             ),
+            'SignMessageWithKey': grpc.unary_unary_rpc_method_handler(
+                    servicer.SignMessageWithKey,
+                    request_deserializer=node__pb2.SignmessagewithkeyRequest.FromString,
+                    response_serializer=node__pb2.SignmessagewithkeyResponse.SerializeToString,
+            ),
             'SubscribeBlockAdded': grpc.unary_stream_rpc_method_handler(
                     servicer.SubscribeBlockAdded,
                     request_deserializer=node__pb2.StreamBlockAddedRequest.FromString,
@@ -4550,6 +4566,23 @@ def Xpay(request,
             options, channel_credentials,
             insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
 
+    @staticmethod
+    def SignMessageWithKey(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/SignMessageWithKey',
+            node__pb2.SignmessagewithkeyRequest.SerializeToString,
+            node__pb2.SignmessagewithkeyResponse.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
+
     @staticmethod
     def SubscribeBlockAdded(request,
             target,

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

@@ -3189,6 +3189,15 @@ def xpay2py(m):
     })
 
 
+def signmessagewithkey2py(m):
+    return remove_default({
+        "address": m.address,  # PrimitiveField in generate_composite
+        "base64": m.base64,  # PrimitiveField in generate_composite
+        "pubkey": hexlify(m.pubkey),  # PrimitiveField in generate_composite
+        "signature": hexlify(m.signature),  # PrimitiveField in generate_composite
+    })
+
+
 def decodekeysend_routes2py(m): # manual override
     return remove_default({
         "expirydelta": m.expirydelta,