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kubeadm: fix ImagePullCheck output

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ImagePullCheck outputs "pulling <image>" line even if image
already exists and is not pulled.

Fixed the output to reflect the reality. ImagePullCheck now outputs
either "pulling <image>" or "image <image> exists".
This commit is contained in:
Ed Bartosh 2018-07-31 14:07:22 +03:00
parent 23111ad414
commit 84300e781c
1 changed files with 2 additions and 1 deletions
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3
cmd/kubeadm/app/preflight/checks.go
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@ -829,14 +829,15 @@ func (ImagePullCheck) Name() string {
// Check pulls images required by kubeadm. This is a mutating check
func (ipc ImagePullCheck) Check() (warnings, errors []error) {
for _, image := range ipc.imageList {
glog.V(1).Infoln("pulling ", image)
ret, err := ipc.runtime.ImageExists(image)
if ret && err == nil {
glog.V(1).Infof("image exists: %s", image)
continue
}
if err != nil {
errors = append(errors, fmt.Errorf("failed to check if image %s exists: %v", image, err))
}
glog.V(1).Infof("pulling %s", image)
if err := ipc.runtime.PullImage(image); err != nil {
errors = append(errors, fmt.Errorf("failed to pull image %s: %v", image, err))
}