Add api to server builder plugin to modify the builder

1 files changed, 4 insertions, 0 deletions

diff --git a/include/grpc++/impl/server_builder_plugin.h b/include/grpc++/impl/server_builder_plugin.h
index 61632e32fa..00d806ddb1 100644
--- a/include/grpc++/impl/server_builder_plugin.h
+++ b/include/grpc++/impl/server_builder_plugin.h
@@ -40,6 +40,7 @@
 
 namespace grpc {
 
+class ServerBuilder;
 class ServerInitializer;
 class ChannelArguments;
 
@@ -48,6 +49,9 @@ class ServerBuilderPlugin {
   virtual ~ServerBuilderPlugin() {}
   virtual grpc::string name() = 0;
 
+  /// UpdateServerBuilder will be called at the beginning of BuildAndStart.
+  virtual void UpdateServerBuilder(ServerBuilder* builder) {}
+
   // InitServer will be called in ServerBuilder::BuildAndStart(), after the
   // Server instance is created.
   virtual void InitServer(ServerInitializer* si) = 0;