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Merge pull request #22989 from Microsoft/StartCleanup

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Windows: Adding missing cleanup call when container start fails
This commit is contained in:
Vincent Demeester 2016-06-01 15:42:47 +02:00
commit c7aba69cc1
2 changed files with 12 additions and 7 deletions
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2
libcontainerd/client_windows.go
View file

@ -153,7 +153,7 @@ func (clnt *client) Create(containerID string, spec Spec, options ...CreateOptio
}
// Call start, and if it fails, delete the container from our
// internal structure, and also keep HCS in sync by deleting the
// internal structure, start will keep HCS in sync by deleting the
// container there.
logrus.Debugf("Create() id=%s, Calling start()", containerID)
if err := container.start(); err != nil {

17
libcontainerd/container_windows.go
View file

@ -42,13 +42,18 @@ func (ctr *container) start() error {
// until the container is done with the servicing execution.
logrus.Debugln("Starting container ", ctr.containerID)
if err = ctr.hcsContainer.Start(); err != nil {
logrus.Errorf("Failed to start compute system: %s", err)
logrus.Errorf("Failed to start container: %s", err)
if err := ctr.terminate(); err != nil {
logrus.Errorf("Failed to cleanup after a failed Start. %s", err)
} else {
logrus.Debugln("Cleaned up after failed Start by calling Terminate")
}
return err
}
for _, option := range ctr.options {
if s, ok := option.(*ServicingOption); ok && s.IsServicing {
// Since the servicing operation is complete when StartCommputeSystem returns without error,
// Since the servicing operation is complete when Start returns without error,
// we can shutdown (which triggers merge) and exit early.
return ctr.shutdown()
}
@ -76,8 +81,8 @@ func (ctr *container) start() error {
hcsProcess, err := ctr.hcsContainer.CreateProcess(createProcessParms)
if err != nil {
logrus.Errorf("CreateProcess() failed %s", err)
if err2 := ctr.terminate(); err2 != nil {
logrus.Debugf("Failed to cleanup after a failed CreateProcess. Ignoring this. %s", err2)
if err := ctr.terminate(); err != nil {
logrus.Errorf("Failed to cleanup after a failed CreateProcess. %s", err)
} else {
logrus.Debugln("Cleaned up after failed CreateProcess by calling Terminate")
}
@ -96,7 +101,7 @@ func (ctr *container) start() error {
if err != nil {
logrus.Errorf("failed to get stdio pipes: %s", err)
if err := ctr.terminate(); err != nil {
logrus.Debugf("Failed to cleanup after a failed CreateProcess. Ignoring this. %s", err)
logrus.Errorf("Failed to cleanup after a failed Stdio. %s", err)
}
return err
}
@ -150,7 +155,7 @@ func (ctr *container) waitExit(process *process, isFirstProcessToStart bool) err
err := process.hcsProcess.Wait()
if err != nil {
if herr, ok := err.(*hcsshim.ProcessError); ok && herr.Err != syscall.ERROR_BROKEN_PIPE {
logrus.Warnf("WaitForProcessInComputeSystem failed (container may have been killed): %s", err)
logrus.Warnf("Wait failed (container may have been killed): %s", err)
}
// Fall through here, do not return. This ensures we attempt to continue the
// shutdown in HCS and tell the docker engine that the process/container