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package supervisor
import (
"os"
"path/filepath"
"syscall"
"time"
"github.com/docker/docker/pkg/process"
)
const (
binaryName = "containerd"
sockFile = "containerd.sock"
debugSockFile = "containerd-debug.sock"
)
func defaultGRPCAddress(stateDir string) string {
return filepath.Join(stateDir, sockFile)
}
func defaultDebugAddress(stateDir string) string {
return filepath.Join(stateDir, debugSockFile)
}
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 !process.Alive(r.daemonPid) {
break
}
time.Sleep(time.Second)
}
if process.Alive(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) killDaemon() {
// Try to get a stack trace
_ = syscall.Kill(r.daemonPid, syscall.SIGUSR1)
<-time.After(100 * time.Millisecond)
_ = process.Kill(r.daemonPid)
}
func (r *remote) platformCleanup() {
_ = os.Remove(r.Address())
}
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