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Merge pull request #21935 from janetkuo/nil-pointer

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Fix the nil pointer dereference when counting RS replicas
This commit is contained in:
Brian Grant 2016-02-24 21:58:41 -08:00
commit be6515ca90
1 changed files with 19 additions and 13 deletions
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32
pkg/util/deployment/deployment.go
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@ -334,7 +334,9 @@ func SetFromReplicaSetTemplate(deployment *extensions.Deployment, template api.P
func GetReplicaCountForReplicaSets(replicaSets []*extensions.ReplicaSet) int {
totalReplicaCount := 0
for _, rs := range replicaSets {
totalReplicaCount += rs.Spec.Replicas
if rs != nil {
totalReplicaCount += rs.Spec.Replicas
}
}
return totalReplicaCount
}
@ -343,7 +345,9 @@ func GetReplicaCountForReplicaSets(replicaSets []*extensions.ReplicaSet) int {
func GetActualReplicaCountForReplicaSets(replicaSets []*extensions.ReplicaSet) int {
totalReplicaCount := 0
for _, rs := range replicaSets {
totalReplicaCount += rs.Status.Replicas
if rs != nil {
totalReplicaCount += rs.Status.Replicas
}
}
return totalReplicaCount
}
@ -388,17 +392,19 @@ func IsPodAvailable(pod *api.Pod, minReadySeconds int) bool {
func GetPodsForReplicaSets(c clientset.Interface, replicaSets []*extensions.ReplicaSet) ([]api.Pod, error) {
allPods := map[string]api.Pod{}
for _, rs := range replicaSets {
selector, err := unversioned.LabelSelectorAsSelector(rs.Spec.Selector)
if err != nil {
return nil, fmt.Errorf("invalid label selector: %v", err)
}
options := api.ListOptions{LabelSelector: selector}
podList, err := c.Core().Pods(rs.ObjectMeta.Namespace).List(options)
if err != nil {
return nil, fmt.Errorf("error listing pods: %v", err)
}
for _, pod := range podList.Items {
allPods[pod.Name] = pod
if rs != nil {
selector, err := unversioned.LabelSelectorAsSelector(rs.Spec.Selector)
if err != nil {
return nil, fmt.Errorf("invalid label selector: %v", err)
}
options := api.ListOptions{LabelSelector: selector}
podList, err := c.Core().Pods(rs.ObjectMeta.Namespace).List(options)
if err != nil {
return nil, fmt.Errorf("error listing pods: %v", err)
}
for _, pod := range podList.Items {
allPods[pod.Name] = pod
}
}
}
requiredPods := []api.Pod{}