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test/e2e_node

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This commit is contained in:
Chao Xu
2016-11-18 12:55:46 -08:00
parent f3b5d514ab
commit 29400ac195
23 changed files with 386 additions and 384 deletions
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64
test/e2e_node/memory_eviction_test.go
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@@ -22,8 +22,8 @@ import (
"time"
"github.com/golang/glog"
"k8s.io/kubernetes/pkg/api"
"k8s.io/kubernetes/pkg/api/resource"
"k8s.io/kubernetes/pkg/api/v1"
"k8s.io/kubernetes/test/e2e/framework"
. "github.com/onsi/ginkgo"
@@ -50,7 +50,7 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
// Wait for the memory pressure condition to disappear from the node status before continuing.
By("waiting for the memory pressure condition on the node to disappear before ending the test.")
Eventually(func() error {
nodeList, err := f.ClientSet.Core().Nodes().List(api.ListOptions{})
nodeList, err := f.ClientSet.Core().Nodes().List(v1.ListOptions{})
if err != nil {
return fmt.Errorf("tried to get node list but got error: %v", err)
}
@@ -59,8 +59,8 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
return fmt.Errorf("expected 1 node, but see %d. List: %v", len(nodeList.Items), nodeList.Items)
}
node := nodeList.Items[0]
_, pressure := api.GetNodeCondition(&node.Status, api.NodeMemoryPressure)
if pressure != nil && pressure.Status == api.ConditionTrue {
_, pressure := v1.GetNodeCondition(&node.Status, v1.NodeMemoryPressure)
if pressure != nil && pressure.Status == v1.ConditionTrue {
return fmt.Errorf("node is still reporting memory pressure condition: %s", pressure)
}
return nil
@@ -104,13 +104,13 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
// Finally, try starting a new pod and wait for it to be scheduled and running.
// This is the final check to try to prevent interference with subsequent tests.
podName := "admit-best-effort-pod"
f.PodClient().CreateSync(&api.Pod{
ObjectMeta: api.ObjectMeta{
f.PodClient().CreateSync(&v1.Pod{
ObjectMeta: v1.ObjectMeta{
Name: podName,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
Containers: []api.Container{
Spec: v1.PodSpec{
RestartPolicy: v1.RestartPolicyNever,
Containers: []v1.Container{
{
Image: framework.GetPauseImageNameForHostArch(),
Name: podName,
@@ -124,25 +124,25 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
By("creating a guaranteed pod, a burstable pod, and a besteffort pod.")
// A pod is guaranteed only when requests and limits are specified for all the containers and they are equal.
guaranteed := createMemhogPod(f, "guaranteed-", "guaranteed", api.ResourceRequirements{
Requests: api.ResourceList{
guaranteed := createMemhogPod(f, "guaranteed-", "guaranteed", v1.ResourceRequirements{
Requests: v1.ResourceList{
"cpu": resource.MustParse("100m"),
"memory": resource.MustParse("100Mi"),
},
Limits: api.ResourceList{
Limits: v1.ResourceList{
"cpu": resource.MustParse("100m"),
"memory": resource.MustParse("100Mi"),
}})
// A pod is burstable if limits and requests do not match across all containers.
burstable := createMemhogPod(f, "burstable-", "burstable", api.ResourceRequirements{
Requests: api.ResourceList{
burstable := createMemhogPod(f, "burstable-", "burstable", v1.ResourceRequirements{
Requests: v1.ResourceList{
"cpu": resource.MustParse("100m"),
"memory": resource.MustParse("100Mi"),
}})
// A pod is besteffort if none of its containers have specified any requests or limits.
besteffort := createMemhogPod(f, "besteffort-", "besteffort", api.ResourceRequirements{})
besteffort := createMemhogPod(f, "besteffort-", "besteffort", v1.ResourceRequirements{})
// We poll until timeout or all pods are killed.
// Inside the func, we check that all pods are in a valid phase with
@@ -174,7 +174,7 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
// see the eviction manager reporting a pressure condition for a while without the besteffort failing,
// and we see that the manager did in fact evict the besteffort (this should be in the Kubelet log), we
// will have more reason to believe the phase is out of date.
nodeList, err := f.ClientSet.Core().Nodes().List(api.ListOptions{})
nodeList, err := f.ClientSet.Core().Nodes().List(v1.ListOptions{})
if err != nil {
glog.Errorf("tried to get node list but got error: %v", err)
}
@@ -182,7 +182,7 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
glog.Errorf("expected 1 node, but see %d. List: %v", len(nodeList.Items), nodeList.Items)
}
node := nodeList.Items[0]
_, pressure := api.GetNodeCondition(&node.Status, api.NodeMemoryPressure)
_, pressure := v1.GetNodeCondition(&node.Status, v1.NodeMemoryPressure)
glog.Infof("node pressure condition: %s", pressure)
// NOTE/TODO(mtaufen): Also log (at least temporarily) the actual memory consumption on the node.
@@ -198,15 +198,15 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
}
if bestPh == api.PodRunning {
Expect(burstPh).NotTo(Equal(api.PodFailed), "burstable pod failed before best effort pod")
Expect(gteedPh).NotTo(Equal(api.PodFailed), "guaranteed pod failed before best effort pod")
} else if burstPh == api.PodRunning {
Expect(gteedPh).NotTo(Equal(api.PodFailed), "guaranteed pod failed before burstable pod")
if bestPh == v1.PodRunning {
Expect(burstPh).NotTo(Equal(v1.PodFailed), "burstable pod failed before best effort pod")
Expect(gteedPh).NotTo(Equal(v1.PodFailed), "guaranteed pod failed before best effort pod")
} else if burstPh == v1.PodRunning {
Expect(gteedPh).NotTo(Equal(v1.PodFailed), "guaranteed pod failed before burstable pod")
}
// When both besteffort and burstable have been evicted, the test has completed.
if bestPh == api.PodFailed && burstPh == api.PodFailed {
if bestPh == v1.PodFailed && burstPh == v1.PodFailed {
return nil
}
return fmt.Errorf("besteffort and burstable have not yet both been evicted.")
@@ -219,12 +219,12 @@ var _ = framework.KubeDescribe("MemoryEviction [Slow] [Serial] [Disruptive]", fu
})
func createMemhogPod(f *framework.Framework, genName string, ctnName string, res api.ResourceRequirements) *api.Pod {
env := []api.EnvVar{
func createMemhogPod(f *framework.Framework, genName string, ctnName string, res v1.ResourceRequirements) *v1.Pod {
env := []v1.EnvVar{
{
Name: "MEMORY_LIMIT",
ValueFrom: &api.EnvVarSource{
ResourceFieldRef: &api.ResourceFieldSelector{
ValueFrom: &v1.EnvVarSource{
ResourceFieldRef: &v1.ResourceFieldSelector{
Resource: "limits.memory",
},
},
@@ -243,13 +243,13 @@ func createMemhogPod(f *framework.Framework, genName string, ctnName string, res
memLimit = "$(MEMORY_LIMIT)"
}
pod := &api.Pod{
ObjectMeta: api.ObjectMeta{
pod := &v1.Pod{
ObjectMeta: v1.ObjectMeta{
GenerateName: genName,
},
Spec: api.PodSpec{
RestartPolicy: api.RestartPolicyNever,
Containers: []api.Container{
Spec: v1.PodSpec{
RestartPolicy: v1.RestartPolicyNever,
Containers: []v1.Container{
{
Name: ctnName,
Image: "gcr.io/google-containers/stress:v1",