e2e tests for flex volume expand
mysterious build error
This commit is contained in:
parent
75350d11e9
commit
bfc0d45303
@ -34,6 +34,7 @@ go_library(
|
||||
"//pkg/apis/core/v1/helper:go_default_library",
|
||||
"//pkg/apis/storage/v1/util:go_default_library",
|
||||
"//pkg/client/conditions:go_default_library",
|
||||
"//pkg/features:go_default_library",
|
||||
"//pkg/kubelet/apis:go_default_library",
|
||||
"//pkg/kubelet/metrics:go_default_library",
|
||||
"//pkg/util/slice:go_default_library",
|
||||
|
178
test/e2e/storage/flexvolume_resize.go
Normal file
178
test/e2e/storage/flexvolume_resize.go
Normal file
@ -0,0 +1,178 @@
|
||||
/*
|
||||
Copyright 2018 The Kubernetes Authors.
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
You may obtain a copy of the License at
|
||||
|
||||
http://www.apache.org/licenses/LICENSE-2.0
|
||||
|
||||
Unless required by applicable law or agreed to in writing, software
|
||||
distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
See the License for the specific language governing permissions and
|
||||
limitations under the License.
|
||||
*/
|
||||
|
||||
package storage
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
. "github.com/onsi/ginkgo"
|
||||
. "github.com/onsi/gomega"
|
||||
"k8s.io/api/core/v1"
|
||||
storage "k8s.io/api/storage/v1"
|
||||
"k8s.io/apimachinery/pkg/api/resource"
|
||||
utilerrors "k8s.io/apimachinery/pkg/util/errors"
|
||||
clientset "k8s.io/client-go/kubernetes"
|
||||
"k8s.io/kubernetes/pkg/features"
|
||||
"k8s.io/kubernetes/test/e2e/framework"
|
||||
"k8s.io/kubernetes/test/e2e/storage/utils"
|
||||
"path"
|
||||
)
|
||||
|
||||
func createStorageClass(ns string, c clientset.Interface) (*storage.StorageClass, error) {
|
||||
bindingMode := storage.VolumeBindingImmediate
|
||||
stKlass := getStorageClass("flex-expand", map[string]string{}, &bindingMode, ns, "resizing")
|
||||
allowExpansion := true
|
||||
stKlass.AllowVolumeExpansion = &allowExpansion
|
||||
|
||||
var err error
|
||||
stKlass, err = c.StorageV1().StorageClasses().Create(stKlass)
|
||||
return stKlass, err
|
||||
}
|
||||
|
||||
var _ = utils.SIGDescribe("Mounted flexvolume volume expand [Slow] [Feature:ExpandInUsePersistentVolumes]", func() {
|
||||
var (
|
||||
c clientset.Interface
|
||||
ns string
|
||||
err error
|
||||
pvc *v1.PersistentVolumeClaim
|
||||
resizableSc *storage.StorageClass
|
||||
nodeName string
|
||||
isNodeLabeled bool
|
||||
nodeKeyValueLabel map[string]string
|
||||
nodeLabelValue string
|
||||
nodeKey string
|
||||
nodeList *v1.NodeList
|
||||
)
|
||||
|
||||
f := framework.NewDefaultFramework("mounted-flexvolume-expand")
|
||||
BeforeEach(func() {
|
||||
framework.SkipUnlessProviderIs("aws", "gce", "local")
|
||||
if enabled, ok := framework.TestContext.FeatureGates["ExpandInUsePersistentVolumes"]; !ok || !enabled {
|
||||
framework.Skipf("Only supported when %v feature is enabled", features.ExpandInUsePersistentVolumes)
|
||||
}
|
||||
c = f.ClientSet
|
||||
ns = f.Namespace.Name
|
||||
framework.ExpectNoError(framework.WaitForAllNodesSchedulable(c, framework.TestContext.NodeSchedulableTimeout))
|
||||
|
||||
nodeList = framework.GetReadySchedulableNodesOrDie(f.ClientSet)
|
||||
if len(nodeList.Items) == 0 {
|
||||
framework.Failf("unable to find ready and schedulable Node")
|
||||
}
|
||||
nodeName = nodeList.Items[0].Name
|
||||
|
||||
nodeKey = "mounted_flexvolume_expand"
|
||||
|
||||
if !isNodeLabeled {
|
||||
nodeLabelValue = ns
|
||||
nodeKeyValueLabel = make(map[string]string)
|
||||
nodeKeyValueLabel[nodeKey] = nodeLabelValue
|
||||
framework.AddOrUpdateLabelOnNode(c, nodeName, nodeKey, nodeLabelValue)
|
||||
isNodeLabeled = true
|
||||
}
|
||||
|
||||
resizableSc, err = createStorageClass(ns, c)
|
||||
if err != nil {
|
||||
fmt.Printf("storage class creation error: %v\n", err)
|
||||
}
|
||||
Expect(err).NotTo(HaveOccurred(), "Error creating resizable storage class: %v", err)
|
||||
Expect(*resizableSc.AllowVolumeExpansion).To(BeTrue())
|
||||
|
||||
pvc = getClaim("2Gi", ns)
|
||||
pvc.Spec.StorageClassName = &resizableSc.Name
|
||||
pvc, err = c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Create(pvc)
|
||||
Expect(err).NotTo(HaveOccurred(), "Error creating pvc: %v", err)
|
||||
|
||||
})
|
||||
|
||||
framework.AddCleanupAction(func() {
|
||||
if len(nodeLabelValue) > 0 {
|
||||
framework.RemoveLabelOffNode(c, nodeName, nodeKey)
|
||||
}
|
||||
})
|
||||
|
||||
AfterEach(func() {
|
||||
framework.Logf("AfterEach: Cleaning up resources for mounted volume resize")
|
||||
|
||||
if c != nil {
|
||||
if errs := framework.PVPVCCleanup(c, ns, nil, pvc); len(errs) > 0 {
|
||||
framework.Failf("AfterEach: Failed to delete PVC and/or PV. Errors: %v", utilerrors.NewAggregate(errs))
|
||||
}
|
||||
pvc, nodeName, isNodeLabeled, nodeLabelValue = nil, "", false, ""
|
||||
nodeKeyValueLabel = make(map[string]string)
|
||||
}
|
||||
})
|
||||
|
||||
It("should be resizable when mounted", func() {
|
||||
driver := "dummy-attachable"
|
||||
|
||||
node := nodeList.Items[0]
|
||||
By(fmt.Sprintf("installing flexvolume %s on node %s as %s", path.Join(driverDir, driver), node.Name, driver))
|
||||
installFlex(c, &node, "k8s", driver, path.Join(driverDir, driver))
|
||||
|
||||
pv := framework.MakePersistentVolume(framework.PersistentVolumeConfig{
|
||||
PVSource: v1.PersistentVolumeSource{
|
||||
FlexVolume: &v1.FlexPersistentVolumeSource{
|
||||
Driver: "k8s/" + driver,
|
||||
}},
|
||||
NamePrefix: "pv-",
|
||||
StorageClassName: resizableSc.Name,
|
||||
VolumeMode: pvc.Spec.VolumeMode,
|
||||
})
|
||||
|
||||
pv, err = framework.CreatePV(c, pv)
|
||||
Expect(err).NotTo(HaveOccurred(), "Error creating pv %v", err)
|
||||
|
||||
By("Waiting for PVC to be in bound phase")
|
||||
pvcClaims := []*v1.PersistentVolumeClaim{pvc}
|
||||
var pvs []*v1.PersistentVolume
|
||||
|
||||
pvs, err = framework.WaitForPVClaimBoundPhase(c, pvcClaims, framework.ClaimProvisionTimeout)
|
||||
Expect(err).NotTo(HaveOccurred(), "Failed waiting for PVC to be bound %v", err)
|
||||
Expect(len(pvs)).To(Equal(1))
|
||||
|
||||
var pod *v1.Pod
|
||||
By("Creating pod")
|
||||
pod, err = framework.CreateNginxPod(c, ns, nodeKeyValueLabel, pvcClaims)
|
||||
Expect(err).NotTo(HaveOccurred(), "Failed to create pod %v", err)
|
||||
defer framework.DeletePodWithWait(f, c, pod)
|
||||
|
||||
By("Waiting for pod to go to 'running' state")
|
||||
err = f.WaitForPodRunning(pod.ObjectMeta.Name)
|
||||
Expect(err).NotTo(HaveOccurred(), "Pod didn't go to 'running' state %v", err)
|
||||
|
||||
By("Expanding current pvc")
|
||||
newSize := resource.MustParse("6Gi")
|
||||
pvc, err = expandPVCSize(pvc, newSize, c)
|
||||
Expect(err).NotTo(HaveOccurred(), "While updating pvc for more size")
|
||||
Expect(pvc).NotTo(BeNil())
|
||||
|
||||
pvcSize := pvc.Spec.Resources.Requests[v1.ResourceStorage]
|
||||
if pvcSize.Cmp(newSize) != 0 {
|
||||
framework.Failf("error updating pvc size %q", pvc.Name)
|
||||
}
|
||||
|
||||
By("Waiting for cloudprovider resize to finish")
|
||||
err = waitForControllerVolumeResize(pvc, c)
|
||||
Expect(err).NotTo(HaveOccurred(), "While waiting for pvc resize to finish")
|
||||
|
||||
By("Waiting for file system resize to finish")
|
||||
pvc, err = waitForFSResize(pvc, c)
|
||||
Expect(err).NotTo(HaveOccurred(), "while waiting for fs resize to finish")
|
||||
|
||||
pvcConditions := pvc.Status.Conditions
|
||||
Expect(len(pvcConditions)).To(Equal(0), "pvc should not have conditions")
|
||||
})
|
||||
})
|
@ -90,11 +90,23 @@ unmountdevice() {
|
||||
exit 0
|
||||
}
|
||||
|
||||
expandvolume() {
|
||||
debug "expandvolume $@"
|
||||
log "{\"status\":\"Success\"}"
|
||||
exit 0
|
||||
}
|
||||
|
||||
expandfs() {
|
||||
debug "expandfs $@"
|
||||
log "{\"status\":\"Success\"}"
|
||||
exit 0
|
||||
}
|
||||
|
||||
op=$1
|
||||
|
||||
if [ "$op" = "init" ]; then
|
||||
debug "init $@"
|
||||
log "{\"status\":\"Success\",\"capabilities\":{\"attach\":true}}"
|
||||
log "{\"status\":\"Success\",\"capabilities\":{\"attach\":true, \"requiresFSResize\":true}}"
|
||||
exit 0
|
||||
fi
|
||||
|
||||
@ -119,6 +131,12 @@ case "$op" in
|
||||
unmountdevice)
|
||||
unmountdevice $*
|
||||
;;
|
||||
expandvolume)
|
||||
expandvolume $*
|
||||
;;
|
||||
expandfs)
|
||||
expandfs $*
|
||||
;;
|
||||
*)
|
||||
log "{\"status\":\"Not supported\"}"
|
||||
exit 0
|
||||
|
Loading…
Reference in New Issue
Block a user