func WaitForTerminatedContainer(f *framework.Framework, pod *v1.Pod, containerName string) error {
return framework.WaitForPodCondition(f.ClientSet, f.Namespace.Name, pod.Name, "container terminated", framework.PodStartTimeout, func(pod *v1.Pod) (bool, error) {
if len(testutils.TerminatedContainers(pod)[containerName]) > 0 {
return true, nil
}
return false, nil
})
}
for i := 0; i < restartCount; i += 1 {
By(fmt.Sprintf("Restarting Docker Daemon iteration %d", i))
// TODO: Find a uniform way to deal with systemctl/initctl/service operations. #34494
if stdout, err := exec.Command("sudo", "systemctl", "restart", "docker").CombinedOutput(); err != nil {
framework.Logf("Failed to trigger docker restart with systemd/systemctl: %v, stdout: %q", err, string(stdout))
if stdout, err = exec.Command("sudo", "service", "docker", "restart").CombinedOutput(); err != nil {
framework.Failf("Failed to trigger docker restart with upstart/service: %v, stdout: %q", err, string(stdout))
}
}
time.Sleep(20 * time.Second)
}
By("Checking currently Running/Ready pods")
postRestartRunningPods := waitForPods(f, len(runningPods), recoverTimeout)
if len(postRestartRunningPods) == 0 {
framework.Failf("Failed to start *any* pods after docker restart, this might indicate an IP leak")
}
By("Confirm no containers have terminated")
for _, pod := range postRestartRunningPods {
if c := testutils.TerminatedContainers(pod); len(c) != 0 {
framework.Failf("Pod %q has failed containers %+v after docker restart, this might indicate an IP leak", pod.Name, c)
}
}
By(fmt.Sprintf("Docker restart test passed with %d pods", len(postRestartRunningPods)))
})
})
})
})