summaryrefslogtreecommitdiff
path: root/libkpod/wait.go
diff options
context:
space:
mode:
Diffstat (limited to 'libkpod/wait.go')
-rw-r--r--libkpod/wait.go42
1 files changed, 42 insertions, 0 deletions
diff --git a/libkpod/wait.go b/libkpod/wait.go
new file mode 100644
index 000000000..c7ba57328
--- /dev/null
+++ b/libkpod/wait.go
@@ -0,0 +1,42 @@
+package libkpod
+
+import (
+ "github.com/kubernetes-incubator/cri-o/oci"
+ "github.com/pkg/errors"
+ "k8s.io/apimachinery/pkg/util/wait"
+)
+
+func isStopped(c *ContainerServer, ctr *oci.Container) bool {
+ c.runtime.UpdateStatus(ctr)
+ cStatus := c.runtime.ContainerStatus(ctr)
+ if cStatus.Status == oci.ContainerStateStopped {
+ return true
+ }
+ return false
+}
+
+// ContainerWait stops a running container with a grace period (i.e., timeout).
+func (c *ContainerServer) ContainerWait(container string) (int32, error) {
+ ctr, err := c.LookupContainer(container)
+ if err != nil {
+ return 0, errors.Wrapf(err, "failed to find container %s", container)
+ }
+
+ err = wait.PollImmediateInfinite(1,
+ func() (bool, error) {
+ if !isStopped(c, ctr) {
+ return false, nil
+ } else { // nolint
+ return true, nil // nolint
+ } // nolint
+
+ },
+ )
+
+ if err != nil {
+ return 0, err
+ }
+ exitCode := ctr.State().ExitCode
+ c.ContainerStateToDisk(ctr)
+ return exitCode, nil
+}