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Code Issues Projects Releases Wiki Activity

daemon/controller.go: minor code cleanup

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This commit is contained in:
Xiang Li 2016-06-06 00:07:28 -07:00
parent 653bce30ee
commit 880432ca71
1 changed files with 7 additions and 6 deletions
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13
pkg/controller/daemon/controller.go
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@ -17,14 +17,14 @@ limitations under the License.
package daemon
import (
"fmt"
"reflect"
"sort"
"sync"
"time"
"fmt"
"github.com/golang/glog"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/unversioned"
"k8s.io/kubernetes/pkg/api/validation"
@ -298,7 +298,7 @@ func (dsc *DaemonSetsController) getPodDaemonSet(pod *api.Pod) *extensions.Daemo
glog.Errorf("lookup cache does not retuen a ReplicationController object")
return nil
}
if cached && dsc.isCacheValid(pod, ds) {
if dsc.isCacheValid(pod, ds) {
return ds
}
}
@ -497,17 +497,18 @@ func (dsc *DaemonSetsController) manage(ds *extensions.DaemonSet) {
daemonPods, isRunning := nodeToDaemonPods[node.Name]
if shouldRun && !isRunning {
switch {
case shouldRun && !isRunning:
// If daemon pod is supposed to be running on node, but isn't, create daemon pod.
nodesNeedingDaemonPods = append(nodesNeedingDaemonPods, node.Name)
} else if shouldRun && len(daemonPods) > 1 {
case shouldRun && len(daemonPods) > 1:
// If daemon pod is supposed to be running on node, but more than 1 daemon pod is running, delete the excess daemon pods.
// Sort the daemon pods by creation time, so the the oldest is preserved.
sort.Sort(podByCreationTimestamp(daemonPods))
for i := 1; i < len(daemonPods); i++ {
podsToDelete = append(podsToDelete, daemonPods[i].Name)
}
} else if !shouldRun && isRunning {
case !shouldRun && isRunning:
// If daemon pod isn't supposed to run on node, but it is, delete all daemon pods on node.
for i := range daemonPods {
podsToDelete = append(podsToDelete, daemonPods[i].Name)