Add a PreServerStart in global server callbacks

1 files changed, 2 insertions, 0 deletions

diff --git a/include/grpc++/server.h b/include/grpc++/server.h
index fba9952e6e..002f252a8f 100644
--- a/include/grpc++/server.h
+++ b/include/grpc++/server.h
@@ -88,6 +88,8 @@ class Server final : public ServerInterface, private GrpcLibraryCodegen {
     virtual void PreSynchronousRequest(ServerContext* context) = 0;
     /// Called after application callback for each synchronous server request
     virtual void PostSynchronousRequest(ServerContext* context) = 0;
+    /// Called before server is started.
+    virtual void PreServerStart(Server* server) {}
   };
   /// Set the global callback object. Can only be called once. Does not take
   /// ownership of callbacks, and expects the pointed to object to be alive