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[Federation]Fix panic: index out of range

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When the number of clusterStatusNew's Conditions is different from
the number of clusterStatusOld's Conditions, clustercontroller
will panic. We should check it before comparing.
This commit is contained in:
FengyunPan
2017-04-16 19:40:16 +08:00
parent f05ce1e8f1
commit 8886574a67
1 changed files with 11 additions and 6 deletions
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17
federation/pkg/federation-controller/cluster/clustercontroller.go
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@@ -192,13 +192,18 @@ func (cc *ClusterController) UpdateClusterStatus() error {
} else {
hasTransition := false
for i := 0; i < len(clusterStatusNew.Conditions); i++ {
if !(strings.EqualFold(string(clusterStatusNew.Conditions[i].Type), string(clusterStatusOld.Conditions[i].Type)) &&
strings.EqualFold(string(clusterStatusNew.Conditions[i].Status), string(clusterStatusOld.Conditions[i].Status))) {
hasTransition = true
break
if len(clusterStatusNew.Conditions) != len(clusterStatusOld.Conditions) {
hasTransition = true
} else {
for i := 0; i < len(clusterStatusNew.Conditions); i++ {
if !(strings.EqualFold(string(clusterStatusNew.Conditions[i].Type), string(clusterStatusOld.Conditions[i].Type)) &&
strings.EqualFold(string(clusterStatusNew.Conditions[i].Status), string(clusterStatusOld.Conditions[i].Status))) {
hasTransition = true
break
}
}
}
if !hasTransition {
for j := 0; j < len(clusterStatusNew.Conditions); j++ {
clusterStatusNew.Conditions[j].LastTransitionTime = clusterStatusOld.Conditions[j].LastTransitionTime
@@ -207,7 +212,7 @@ func (cc *ClusterController) UpdateClusterStatus() error {
}
clusterClient, found := cc.clusterKubeClientMap[cluster.Name]
if !found {
glog.Warningf("Failed to client for cluster %s", cluster.Name)
glog.Warningf("Failed to get client for cluster %s", cluster.Name)
continue
}