msggen: add batching method

.msggen.json

@@ -493,6 +493,9 @@
             "AutoCleanInvoice.enabled": 1,
             "AutoCleanInvoice.expired_by": 2
         },
+        "BatchingRequest": {
+            "Batching.enable": 1
+        },
         "Bkpr-listincomeIncome_events": {
             "Bkpr-ListIncome.income_events[].account": 1,
             "Bkpr-ListIncome.income_events[].credit_msat": 3,
@@ -2424,6 +2427,14 @@
             "added": "pre-v0.10.1",
             "deprecated": false
         },
+        "Batching": {
+            "added": "pre-v0.10.1",
+            "deprecated": null
+        },
+        "Batching.enable": {
+            "added": "pre-v0.10.1",
+            "deprecated": false
+        },
         "Bkpr-ListIncome": {
             "added": "pre-v0.10.1",
             "deprecated": null

cln-grpc/src/server.rs

@@ -2330,4 +2330,36 @@ async fn bkpr_list_income(
 
 }
 
+async fn batching(
+    &self,
+    request: tonic::Request<pb::BatchingRequest>,
+) -> Result<tonic::Response<pb::BatchingResponse>, tonic::Status> {
+    let req = request.into_inner();
+    let req: requests::BatchingRequest = req.into();
+    debug!("Client asked for batching");
+    trace!("batching 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::Batching(req))
+        .await
+        .map_err(|e| Status::new(
+           Code::Unknown,
+           format!("Error calling method Batching: {:?}", e)))?;
+    match result {
+        Response::Batching(r) => {
+           trace!("batching response: {:?}", r);
+           Ok(tonic::Response::new(r.into()))
+        },
+        r => Err(Status::new(
+            Code::Internal,
+            format!(
+                "Unexpected result {:?} to method call Batching",
+                r
+            )
+        )),
+    }
+
+}
+
 }

contrib/msggen/msggen/utils/utils.py

@@ -147,6 +147,7 @@ def load_jsonrpc_service():
         "PreApproveInvoice",
         "StaticBackup",
         "Bkpr-ListIncome",
+        "Batching",
     ]
     methods = [load_jsonrpc_method(name) for name in method_names]
     service = Service(name="Node", methods=methods)

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

@@ -374,6 +374,11 @@ def __init__(self, channel):
                 request_serializer=node__pb2.BkprlistincomeRequest.SerializeToString,
                 response_deserializer=node__pb2.BkprlistincomeResponse.FromString,
                 )
+        self.Batching = channel.unary_unary(
+                '/cln.Node/Batching',
+                request_serializer=node__pb2.BatchingRequest.SerializeToString,
+                response_deserializer=node__pb2.BatchingResponse.FromString,
+                )
 
 
 class NodeServicer(object):
@@ -811,6 +816,12 @@ def BkprListIncome(self, request, context):
         context.set_details('Method not implemented!')
         raise NotImplementedError('Method not implemented!')
 
+    def Batching(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 = {
@@ -1174,6 +1185,11 @@ def add_NodeServicer_to_server(servicer, server):
                     request_deserializer=node__pb2.BkprlistincomeRequest.FromString,
                     response_serializer=node__pb2.BkprlistincomeResponse.SerializeToString,
             ),
+            'Batching': grpc.unary_unary_rpc_method_handler(
+                    servicer.Batching,
+                    request_deserializer=node__pb2.BatchingRequest.FromString,
+                    response_serializer=node__pb2.BatchingResponse.SerializeToString,
+            ),
     }
     generic_handler = grpc.method_handlers_generic_handler(
             'cln.Node', rpc_method_handlers)
@@ -2407,3 +2423,20 @@ def BkprListIncome(request,
             node__pb2.BkprlistincomeResponse.FromString,
             options, channel_credentials,
             insecure, call_credentials, compression, wait_for_ready, timeout, metadata)
+
+    @staticmethod
+    def Batching(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/Batching',
+            node__pb2.BatchingRequest.SerializeToString,
+            node__pb2.BatchingResponse.FromString,
+            options, channel_credentials,
+            insecure, call_credentials, compression, wait_for_ready, timeout, metadata)

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

@@ -1742,3 +1742,8 @@ def bkpr_listincome2py(m):
     return remove_default({
         "income_events": [bkpr_listincome_income_events2py(i) for i in m.income_events],  # ArrayField[composite] in generate_composite
     })
+
+
+def batching2py(m):
+    return remove_default({
+    })