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etcdserver/api/v3rpc: add default grpc health service

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This commit is contained in:
Gyu-Ho Lee 2017-06-16 11:50:32 -07:00
parent 71e6fe183f
commit c1e3172e3a
1 changed files with 10 additions and 0 deletions
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10
etcdserver/api/v3rpc/grpc.go
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@ -19,9 +19,12 @@ import (
"github.com/coreos/etcd/etcdserver"
pb "github.com/coreos/etcd/etcdserver/etcdserverpb"
"google.golang.org/grpc"
"google.golang.org/grpc/credentials"
"google.golang.org/grpc/grpclog"
"google.golang.org/grpc/health"
healthpb "google.golang.org/grpc/health/grpc_health_v1"
)
const grpcOverheadBytes = 512 * 1024
@ -48,5 +51,12 @@ func Server(s *etcdserver.EtcdServer, tls *tls.Config) *grpc.Server {
pb.RegisterAuthServer(grpcServer, NewAuthServer(s))
pb.RegisterMaintenanceServer(grpcServer, NewMaintenanceServer(s))
// server should register all the services manually
// use empty service name for all etcd services' health status,
// see https://github.com/grpc/grpc/blob/master/doc/health-checking.md for more
hsrv := health.NewServer()
hsrv.SetServingStatus("", healthpb.HealthCheckResponse_SERVING)
healthpb.RegisterHealthServer(grpcServer, hsrv)
return grpcServer
}