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This commit is contained in:
Janet Kuo 2016-02-24 16:41:26 -08:00
parent 082702390a
commit 96908d6de5
1 changed files with 6 additions and 0 deletions
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6
pkg/util/deployment/deployment.go
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@ -21,6 +21,8 @@ import (
"strconv"
"time"
"github.com/golang/glog"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/apis/extensions"
@ -196,6 +198,7 @@ func addHashKeyToRSAndPods(deployment extensions.Deployment, c clientset.Interfa
return nil, fmt.Errorf("error waiting for rs %s generation %d observed by controller: %v", updatedRS.Name, updatedRS.Generation, err)
}
}
glog.V(4).Infof("Observed the update of rs %s's pod template with hash %s.", rs.Name, hash)
}
// 2. Update all pods managed by the rs to have the new hash label, so they will be correctly adopted.
@ -211,6 +214,7 @@ func addHashKeyToRSAndPods(deployment extensions.Deployment, c clientset.Interfa
if err = labelPodsWithHash(podList, c, namespace, hash); err != nil {
return nil, err
}
glog.V(4).Infof("Labeled rs %s's pods with hash %s.", rs.Name, hash)
// 3. Update rs label and selector to include the new hash label
// Copy the old selector, so that we can scrub out any orphaned pods
@ -220,6 +224,7 @@ func addHashKeyToRSAndPods(deployment extensions.Deployment, c clientset.Interfa
}); err != nil {
return nil, fmt.Errorf("error updating rs %s label and selector with template hash: %v", updatedRS.Name, err)
}
glog.V(4).Infof("Updated rs %s's selector and label with hash %s.", rs.Name, hash)
// TODO: look for orphaned pods and label them in the background somewhere else periodically
@ -246,6 +251,7 @@ func labelPodsWithHash(podList *api.PodList, c clientset.Interface, namespace, h
}); err != nil {
return err
}
glog.V(4).Infof("Labeled pod %s with hash %s.", pod.Name, hash)
}
}
return nil