From e86ca9a7851d6adad5d9a9baf0bb24cb0d3301a3 Mon Sep 17 00:00:00 2001
From: Michael Stapelberg <michael@stapelberg.de>
Date: Mon, 28 Aug 2017 21:32:43 +0200
Subject: [PATCH] Bump maximum message size
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I’m not entirely sure where exactly we send so large messages (we shouldn’t!),
but this fixes things for now.
---
 grpcutil/grpcutil.go | 9 +++++++--
 1 file changed, 7 insertions(+), 2 deletions(-)

diff --git a/grpcutil/grpcutil.go b/grpcutil/grpcutil.go
index cc3b1b0..129192a 100644
--- a/grpcutil/grpcutil.go
+++ b/grpcutil/grpcutil.go
@@ -60,7 +60,9 @@ func DialTLS(addr, certFile, keyFile string) (*grpc.ClientConn, error) {
 		RootCAs:      roots,
 		Certificates: []tls.Certificate{cert}})
 
-	return grpc.Dial(addr, grpc.WithTransportCredentials(auth))
+	return grpc.Dial(addr,
+		grpc.WithTransportCredentials(auth),
+		grpc.WithDefaultCallOptions(grpc.MaxCallRecvMsgSize(512*1024*1024)))
 }
 
 func ListenAndServeTLS(addr, certFile, keyFile string, register func(s *grpc.Server)) error {
@@ -74,7 +76,10 @@ func ListenAndServeTLS(addr, certFile, keyFile string, register func(s *grpc.Ser
 		return err
 	}
 
-	s := grpc.NewServer(grpc.Creds(auth))
+	s := grpc.NewServer(
+		grpc.Creds(auth),
+		grpc.MaxRecvMsgSize(512*1024*1024),
+		grpc.MaxSendMsgSize(512*1024*1024))
 
 	register(s)
 
-- 
2.11.4.GIT