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feat(meta): add MarkRestoreFromHibernate setter #5

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Merged
CMGS merged 2 commits into from
Jul 1, 2026
Merged

feat(meta): add MarkRestoreFromHibernate setter #5

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1509d6c
feat(meta): add MarkRestoreFromHibernate setter
CMGS Jul 1, 2026
45a8edc
refactor(meta): two-line setter form for MarkRestoreFromHibernate (pe…
CMGS Jul 1, 2026
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12 changes: 12 additions & 0 deletions meta/hibernate.go
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Original file line number Diff line number Diff line change
Expand Up @@ -36,3 +36,15 @@ func ReadRestoreFromHibernate(pod *corev1.Pod) bool {
}
return pod.Annotations[AnnotationRestoreFromHibernate] == annotationTrue
}

// MarkRestoreFromHibernate flags a freshly-built pod to restore its VM from the
// :hibernate snapshot instead of cloning from the base image. The operator sets
// this when it (re)creates a pod for an agent that is currently hibernated (see
// AnnotationRestoreFromHibernate); symmetric with ReadRestoreFromHibernate.
func MarkRestoreFromHibernate(pod *corev1.Pod) {
if pod == nil {
return
}
a := ensurePodAnnotations(pod)
a[AnnotationRestoreFromHibernate] = annotationTrue
}
15 changes: 15 additions & 0 deletions meta/hibernate_test.go
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Expand Up @@ -65,6 +65,21 @@ func TestReadHibernateStateNilPod(t *testing.T) {
}
}

func TestMarkRestoreFromHibernate(t *testing.T) {
pod := &corev1.Pod{}
if ReadRestoreFromHibernate(pod) {
t.Fatal("fresh pod should not be flagged for restore")
}
MarkRestoreFromHibernate(pod)
if !ReadRestoreFromHibernate(pod) {
t.Errorf("MarkRestoreFromHibernate should round-trip through ReadRestoreFromHibernate")
}
}

func TestMarkRestoreFromHibernateNilPod(t *testing.T) {
MarkRestoreFromHibernate(nil) // must not panic
}

func TestHibernateSnapshotTagConstant(t *testing.T) {
if HibernateSnapshotTag != "hibernate" {
t.Errorf("HibernateSnapshotTag = %q, want %q", HibernateSnapshotTag, "hibernate")
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