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handling locks and update tests. Fail node if network is not initialized

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This commit is contained in:
Vishnu kannan 2015-09-25 10:49:18 -07:00
parent cf56f7a8ef
commit 5f4570b764
3 changed files with 11 additions and 9 deletions
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9
pkg/kubelet/kubelet.go
View File

@ -2425,15 +2425,18 @@ func (kl *Kubelet) syncNetworkStatus() {
err = fmt.Errorf("Error on adding ip table rules: %v", err)
glog.Error(err)
}
if len(kl.podCIDR) == 0 {
kl.networkConfigMutex.Lock()
podCIDR := kl.podCIDR
kl.networkConfigMutex.Unlock()
if len(podCIDR) == 0 {
err = fmt.Errorf("ConfigureCBR0 requested, but PodCIDR not set. Will not configure CBR0 right now")
glog.Warning(err)
} else if err := kl.reconcileCBR0(kl.podCIDR); err != nil {
} else if err := kl.reconcileCBR0(podCIDR); err != nil {
err = fmt.Errorf("Error configuring cbr0: %v", err)
glog.Error(err)
}
}
kl.runtimeState.setNetworkError(err)
kl.runtimeState.setNetworkState(err)
}
// setNodeStatus fills in the Status fields of the given Node, overwriting

4
pkg/kubelet/kubelet_test.go
View File

@ -140,7 +140,7 @@ func newTestKubelet(t *testing.T) *TestKubelet {
kubelet.volumeManager = newVolumeManager()
kubelet.containerManager, _ = newContainerManager(fakeContainerMgrMountInt(), mockCadvisor, "", "", "")
kubelet.runtimeState.setNetworkError(nil)
kubelet.runtimeState.setNetworkState(nil)
fakeClock := &util.FakeClock{Time: time.Now()}
kubelet.backOff = util.NewBackOff(time.Second, time.Minute)
kubelet.backOff.Clock = fakeClock
@ -2996,8 +2996,8 @@ func TestUpdateNodeStatusWithoutContainerRuntime(t *testing.T) {
},
},
}
kubelet.runtimeState = newRuntimeState(time.Duration(0))
kubelet.runtimeState.setNetworkState(nil)
kubelet.updateRuntimeUp()
if err := kubelet.updateNodeStatus(); err != nil {
t.Errorf("unexpected error: %v", err)

7
pkg/kubelet/runtime.go
View File

@ -17,6 +17,7 @@ limitations under the License.
package kubelet
import (
"fmt"
"sync"
"time"
)
@ -35,10 +36,7 @@ func (s *runtimeState) setRuntimeSync(t time.Time) {
s.lastBaseRuntimeSync = t
}
func (s *runtimeState) setNetworkError(err error) {
if err == nil {
return
}
func (s *runtimeState) setNetworkState(err error) {
s.Lock()
defer s.Unlock()
s.networkError = err
@ -70,5 +68,6 @@ func newRuntimeState(runtimeSyncThreshold time.Duration) *runtimeState {
return &runtimeState{
lastBaseRuntimeSync: time.Time{},
baseRuntimeSyncThreshold: runtimeSyncThreshold,
networkError: fmt.Errorf("network state unknown"),
}
}