Treat systemd listeners as all other

Fix #13549

Signed-off-by: Alexander Morozov <lk4d4@docker.com>
This commit is contained in:
Alexander Morozov 2015-05-28 12:15:03 -07:00
parent a364dd8fc6
commit 6f9fa64645
2 changed files with 30 additions and 37 deletions

View file

@ -97,15 +97,17 @@ func (s *Server) ServeApi(protoAddrs []string) error {
if err != nil {
return err
}
s.servers = append(s.servers, srv)
s.servers = append(s.servers, srv...)
go func(proto, addr string) {
logrus.Infof("Listening for HTTP on %s (%s)", proto, addr)
if err := srv.Serve(); err != nil && strings.Contains(err.Error(), "use of closed network connection") {
err = nil
}
chErrors <- err
}(protoAddrParts[0], protoAddrParts[1])
for _, s := range srv {
logrus.Infof("Listening for HTTP on %s (%s)", protoAddrParts[0], protoAddrParts[1])
go func(s serverCloser) {
if err := s.Serve(); err != nil && strings.Contains(err.Error(), "use of closed network connection") {
err = nil
}
chErrors <- err
}(s)
}
}
for i := 0; i < len(protoAddrs); i++ {

View file

@ -12,57 +12,48 @@ import (
"github.com/docker/docker/pkg/systemd"
)
// newServer sets up the required serverCloser and does protocol specific checking.
func (s *Server) newServer(proto, addr string) (serverCloser, error) {
// newServer sets up the required serverClosers and does protocol specific checking.
func (s *Server) newServer(proto, addr string) ([]serverCloser, error) {
var (
err error
l net.Listener
ls []net.Listener
)
switch proto {
case "fd":
ls, err := systemd.ListenFD(addr)
ls, err = systemd.ListenFD(addr)
if err != nil {
return nil, err
}
chErrors := make(chan error, len(ls))
// We don't want to start serving on these sockets until the
// daemon is initialized and installed. Otherwise required handlers
// won't be ready.
<-s.start
// Since ListenFD will return one or more sockets we have
// to create a go func to spawn off multiple serves
for i := range ls {
listener := ls[i]
go func() {
httpSrv := http.Server{Handler: s.router}
chErrors <- httpSrv.Serve(listener)
}()
}
for i := 0; i < len(ls); i++ {
if err := <-chErrors; err != nil {
return nil, err
}
}
return nil, nil
case "tcp":
l, err = s.initTcpSocket(addr)
l, err := s.initTcpSocket(addr)
if err != nil {
return nil, err
}
ls = append(ls, l)
case "unix":
if l, err = sockets.NewUnixSocket(addr, s.cfg.SocketGroup, s.start); err != nil {
l, err := sockets.NewUnixSocket(addr, s.cfg.SocketGroup, s.start)
if err != nil {
return nil, err
}
ls = append(ls, l)
default:
return nil, fmt.Errorf("Invalid protocol format: %q", proto)
}
return &HttpServer{
&http.Server{
Addr: addr,
Handler: s.router,
},
l,
}, nil
var res []serverCloser
for _, l := range ls {
res = append(res, &HttpServer{
&http.Server{
Addr: addr,
Handler: s.router,
},
l,
})
}
return res, nil
}
func (s *Server) AcceptConnections(d *daemon.Daemon) {