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v3rpc: Let clients establish unlimited streams

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From go-grpc v1.2.0, the number of max streams per client is set to 100
by default by the server side. This change makes it impossible
for third party proxies and custom clients to establish many streams.
This commit is contained in:
Iwasaki Yudai 2017-07-07 20:39:05 -07:00 committed by Gyu-Ho Lee
parent 49e6916e66
commit 536a5f594b
1 changed files with 5 additions and 1 deletions
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6
etcdserver/api/v3rpc/grpc.go
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@ -16,6 +16,7 @@ package v3rpc
import (
"crypto/tls"
"math"
"github.com/coreos/etcd/etcdserver"
pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
@ -24,6 +25,8 @@ import (
"google.golang.org/grpc/grpclog"
)
const maxStreams = math.MaxUint32
func init() {
grpclog.SetLogger(plog)
}
@ -36,8 +39,9 @@ func Server(s *etcdserver.EtcdServer, tls *tls.Config) *grpc.Server {
}
opts = append(opts, grpc.UnaryInterceptor(newUnaryInterceptor(s)))
opts = append(opts, grpc.StreamInterceptor(newStreamInterceptor(s)))
opts = append(opts, grpc.MaxConcurrentStreams(maxStreams))
grpcServer := grpc.NewServer(opts...)
pb.RegisterKVServer(grpcServer, NewQuotaKVServer(s))
pb.RegisterWatchServer(grpcServer, NewWatchServer(s))
pb.RegisterLeaseServer(grpcServer, NewQuotaLeaseServer(s))