Merge pull request #1150 from unistack-org/grpc_race

fix map race condition in grpc server
2020-02-01 00:10:46 +00:00 · 2020-02-01 00:10:46 +00:00 · 27efbc8779
commit 27efbc8779
parent 003f00b483 efb59d9709
1 changed files with 7 additions and 1 deletions
--- a/server/grpc/grpc.go
+++ b/server/grpc/grpc.go
@ -562,11 +562,17 @@ func (g *grpcServer) Register() error {
 		return err
 	}

+	// make copy of metadata
+	md := make(meta.Metadata)
+	for k, v := range config.Metadata {
+		md[k] = v
+	}
+
 	// register service
 	node := &registry.Node{
 		Id:       config.Name + "-" + config.Id,
 		Address:  mnet.HostPort(addr, port),
-		Metadata: config.Metadata,
+		Metadata: md,
 	}

 	node.Metadata["broker"] = config.Broker.String()