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moby--moby/libcontainerd/remote_daemon_linux.go
Daniel Nephin 4f0d95fa6e Add canonical import comment
Signed-off-by: Daniel Nephin <dnephin@docker.com>
2018-02-05 16:51:57 -05:00

54 lines
1.2 KiB
Go

package libcontainerd // import "github.com/docker/docker/libcontainerd"
import (
"os"
"path/filepath"
"syscall"
"time"
"github.com/docker/docker/pkg/system"
)
const (
sockFile = "docker-containerd.sock"
debugSockFile = "docker-containerd-debug.sock"
)
func (r *remote) setDefaults() {
if r.GRPC.Address == "" {
r.GRPC.Address = filepath.Join(r.stateDir, sockFile)
}
if r.Debug.Address == "" {
r.Debug.Address = filepath.Join(r.stateDir, debugSockFile)
}
if r.Debug.Level == "" {
r.Debug.Level = "info"
}
if r.OOMScore == 0 {
r.OOMScore = -999
}
if r.snapshotter == "" {
r.snapshotter = "overlay"
}
}
func (r *remote) stopDaemon() {
// Ask the daemon to quit
syscall.Kill(r.daemonPid, syscall.SIGTERM)
// Wait up to 15secs for it to stop
for i := time.Duration(0); i < shutdownTimeout; i += time.Second {
if !system.IsProcessAlive(r.daemonPid) {
break
}
time.Sleep(time.Second)
}
if system.IsProcessAlive(r.daemonPid) {
r.logger.WithField("pid", r.daemonPid).Warn("daemon didn't stop within 15 secs, killing it")
syscall.Kill(r.daemonPid, syscall.SIGKILL)
}
}
func (r *remote) platformCleanup() {
os.Remove(filepath.Join(r.stateDir, sockFile))
}