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Merge pull request #81389 from oomichi/remove-invalid-dependency-node

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Move ProxyRequest to kubelet e2e fw
This commit is contained in:
Kubernetes Prow Robot 2019-08-20 23:05:42 -07:00 committed by GitHub
commit 11abd6dca0
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8 changed files with 39 additions and 38 deletions
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2
test/e2e/framework/kubelet/BUILD
View File

@ -17,9 +17,9 @@ go_library(
"//staging/src/k8s.io/apimachinery/pkg/util/errors:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/rest:go_default_library",
"//test/e2e/framework/log:go_default_library",
"//test/e2e/framework/metrics:go_default_library",
"//test/e2e/framework/node:go_default_library",
],
)

3
test/e2e/framework/kubelet/kubelet_pods.go
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@ -21,7 +21,6 @@ import (
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/pkg/master/ports"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
)
// GetKubeletPods retrieves the list of pods on the kubelet.
@ -38,7 +37,7 @@ func GetKubeletRunningPods(c clientset.Interface, node string) (*v1.PodList, err
func getKubeletPods(c clientset.Interface, node, resource string) (*v1.PodList, error) {
result := &v1.PodList{}
client, err := e2enode.ProxyRequest(c, node, resource, ports.KubeletPort)
client, err := ProxyRequest(c, node, resource, ports.KubeletPort)
if err != nil {
return &v1.PodList{}, err
}

33
test/e2e/framework/kubelet/stats.go
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@ -32,12 +32,17 @@ import (
"k8s.io/apimachinery/pkg/util/wait"
clientset "k8s.io/client-go/kubernetes"
restclient "k8s.io/client-go/rest"
kubeletstatsv1alpha1 "k8s.io/kubernetes/pkg/kubelet/apis/stats/v1alpha1"
dockermetrics "k8s.io/kubernetes/pkg/kubelet/dockershim/metrics"
"k8s.io/kubernetes/pkg/master/ports"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
e2emetrics "k8s.io/kubernetes/test/e2e/framework/metrics"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
)
const (
// timeout for proxy requests.
proxyTimeout = 2 * time.Minute
)
// ContainerResourceUsage is a structure for gathering container resource usage.
@ -82,6 +87,30 @@ type RuntimeOperationErrorRate struct {
TimeoutRate float64
}
// ProxyRequest performs a get on a node proxy endpoint given the nodename and rest client.
func ProxyRequest(c clientset.Interface, node, endpoint string, port int) (restclient.Result, error) {
// proxy tends to hang in some cases when Node is not ready. Add an artificial timeout for this call.
// This will leak a goroutine if proxy hangs. #22165
var result restclient.Result
finished := make(chan struct{})
go func() {
result = c.CoreV1().RESTClient().Get().
Resource("nodes").
SubResource("proxy").
Name(fmt.Sprintf("%v:%v", node, port)).
Suffix(endpoint).
Do()
finished <- struct{}{}
}()
select {
case <-finished:
return result, nil
case <-time.After(proxyTimeout):
return restclient.Result{}, nil
}
}
// NewRuntimeOperationMonitor returns a new RuntimeOperationMonitor.
func NewRuntimeOperationMonitor(c clientset.Interface) *RuntimeOperationMonitor {
m := &RuntimeOperationMonitor{
@ -368,7 +397,7 @@ func formatResourceUsageStats(nodeName string, containerStats ResourceUsagePerCo
// GetKubeletHeapStats returns stats of kubelet heap.
func GetKubeletHeapStats(c clientset.Interface, nodeName string) (string, error) {
client, err := e2enode.ProxyRequest(c, nodeName, "debug/pprof/heap", ports.KubeletPort)
client, err := ProxyRequest(c, nodeName, "debug/pprof/heap", ports.KubeletPort)
if err != nil {
return "", err
}

1
test/e2e/framework/node/BUILD
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@ -19,7 +19,6 @@ go_library(
"//staging/src/k8s.io/apimachinery/pkg/util/sets:go_default_library",
"//staging/src/k8s.io/apimachinery/pkg/util/wait:go_default_library",
"//staging/src/k8s.io/client-go/kubernetes:go_default_library",
"//staging/src/k8s.io/client-go/rest:go_default_library",
"//test/e2e/framework/log:go_default_library",
"//test/utils:go_default_library",
],

28
test/e2e/framework/node/resource.go
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@ -27,7 +27,6 @@ import (
"k8s.io/apimachinery/pkg/util/sets"
"k8s.io/apimachinery/pkg/util/wait"
clientset "k8s.io/client-go/kubernetes"
restclient "k8s.io/client-go/rest"
nodectlr "k8s.io/kubernetes/pkg/controller/nodelifecycle"
"k8s.io/kubernetes/pkg/scheduler/algorithm/predicates"
schedulernodeinfo "k8s.io/kubernetes/pkg/scheduler/nodeinfo"
@ -47,9 +46,6 @@ const (
// ssh port
sshPort = "22"
// timeout for proxy requests.
proxyTimeout = 2 * time.Minute
)
// PodNode is a pod-node pair indicating which node a given pod is running on
@ -250,30 +246,6 @@ func GetPortURL(client clientset.Interface, ns, name string, svcPort int) (strin
return "", fmt.Errorf("Failed to find external address for service %v", name)
}
// ProxyRequest performs a get on a node proxy endpoint given the nodename and rest client.
func ProxyRequest(c clientset.Interface, node, endpoint string, port int) (restclient.Result, error) {
// proxy tends to hang in some cases when Node is not ready. Add an artificial timeout for this call.
// This will leak a goroutine if proxy hangs. #22165
var result restclient.Result
finished := make(chan struct{})
go func() {
result = c.CoreV1().RESTClient().Get().
Resource("nodes").
SubResource("proxy").
Name(fmt.Sprintf("%v:%v", node, port)).
Suffix(endpoint).
Do()
finished <- struct{}{}
}()
select {
case <-finished:
return result, nil
case <-time.After(proxyTimeout):
return restclient.Result{}, nil
}
}
// GetExternalIP returns node external IP concatenated with port 22 for ssh
// e.g. 1.2.3.4:22
func GetExternalIP(node *v1.Node) (string, error) {

1
test/e2e/lifecycle/BUILD
View File

@ -35,6 +35,7 @@ go_library(
"//test/e2e/framework:go_default_library",
"//test/e2e/framework/config:go_default_library",
"//test/e2e/framework/ginkgowrapper:go_default_library",
"//test/e2e/framework/kubelet:go_default_library",
"//test/e2e/framework/lifecycle:go_default_library",
"//test/e2e/framework/log:go_default_library",
"//test/e2e/framework/node:go_default_library",

5
test/e2e/lifecycle/kubelet_security.go
View File

@ -28,6 +28,7 @@ import (
"github.com/onsi/ginkgo"
"github.com/onsi/gomega"
e2ekubelet "k8s.io/kubernetes/test/e2e/framework/kubelet"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
)
@ -47,7 +48,7 @@ var _ = SIGDescribe("Ports Security Check [Feature:KubeletSecurity]", func() {
// make sure kubelet readonly (10255) and cadvisor (4194) ports are disabled via API server proxy
ginkgo.It(fmt.Sprintf("should not be able to proxy to the readonly kubelet port %v using proxy subresource", ports.KubeletReadOnlyPort), func() {
result, err := e2enode.ProxyRequest(f.ClientSet, nodeName, "pods/", ports.KubeletReadOnlyPort)
result, err := e2ekubelet.ProxyRequest(f.ClientSet, nodeName, "pods/", ports.KubeletReadOnlyPort)
framework.ExpectNoError(err)
var statusCode int
@ -55,7 +56,7 @@ var _ = SIGDescribe("Ports Security Check [Feature:KubeletSecurity]", func() {
framework.ExpectNotEqual(statusCode, http.StatusOK)
})
ginkgo.It("should not be able to proxy to cadvisor port 4194 using proxy subresource", func() {
result, err := e2enode.ProxyRequest(f.ClientSet, nodeName, "containers/", 4194)
result, err := e2ekubelet.ProxyRequest(f.ClientSet, nodeName, "containers/", 4194)
framework.ExpectNoError(err)
var statusCode int

4
test/e2e/node/pre_stop.go
View File

@ -30,8 +30,8 @@ import (
clientset "k8s.io/client-go/kubernetes"
"k8s.io/kubernetes/pkg/master/ports"
"k8s.io/kubernetes/test/e2e/framework"
e2ekubelet "k8s.io/kubernetes/test/e2e/framework/kubelet"
e2elog "k8s.io/kubernetes/test/e2e/framework/log"
e2enode "k8s.io/kubernetes/test/e2e/framework/node"
e2epod "k8s.io/kubernetes/test/e2e/framework/pod"
imageutils "k8s.io/kubernetes/test/utils/image"
@ -209,7 +209,7 @@ var _ = SIGDescribe("PreStop", func() {
ginkgo.By("verifying the pod running state after graceful termination")
result := &v1.PodList{}
err = wait.Poll(time.Second*5, time.Second*60, func() (bool, error) {
client, err := e2enode.ProxyRequest(f.ClientSet, pod.Spec.NodeName, "pods", ports.KubeletPort)
client, err := e2ekubelet.ProxyRequest(f.ClientSet, pod.Spec.NodeName, "pods", ports.KubeletPort)
framework.ExpectNoError(err, "failed to get the pods of the node")
err = client.Into(result)
framework.ExpectNoError(err, "failed to parse the pods of the node")