micro/transport/grpc/handler.go
Vasiliy Tolstov b8e96f45d4 add recovery in case of panics
Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>
2019-12-03 02:25:40 +03:00

45 lines
860 B
Go

package grpc
import (
"runtime/debug"
"github.com/micro/go-micro/errors"
"github.com/micro/go-micro/transport"
pb "github.com/micro/go-micro/transport/grpc/proto"
"github.com/micro/go-micro/util/log"
"google.golang.org/grpc/peer"
)
// microTransport satisfies the pb.TransportServer inteface
type microTransport struct {
addr string
fn func(transport.Socket)
}
func (m *microTransport) Stream(ts pb.Transport_StreamServer) error {
var err error
sock := &grpcTransportSocket{
stream: ts,
local: m.addr,
}
p, ok := peer.FromContext(ts.Context())
if ok {
sock.remote = p.Addr.String()
}
defer func() {
if r := recover(); r != nil {
log.Log(r, string(debug.Stack()))
sock.Close()
err = errors.InternalServerError("go.micro.transport", "panic recovered: %v", r)
}
}()
// execute socket func
m.fn(sock)
return err
}