Add generated file

This PR adds generated files under pkg/client and vendor folder.

vendor/k8s.io/kubernetes/test/e2e/common/empty_dir.go

@@ -0,0 +1,466 @@
+/*
+Copyright 2016 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 common
+
+import (
+	"fmt"
+	"path"
+
+	. "github.com/onsi/ginkgo"
+	"k8s.io/api/core/v1"
+	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
+	"k8s.io/apimachinery/pkg/util/uuid"
+	"k8s.io/kubernetes/test/e2e/framework"
+	imageutils "k8s.io/kubernetes/test/utils/image"
+)
+
+const (
+	volumePath = "/test-volume"
+)
+
+var (
+	testImageRootUid    = imageutils.GetE2EImage(imageutils.Mounttest)
+	testImageNonRootUid = imageutils.GetE2EImage(imageutils.MounttestUser)
+)
+
+var _ = Describe("[sig-storage] EmptyDir volumes", func() {
+	f := framework.NewDefaultFramework("emptydir")
+
+	Context("when FSGroup is specified [NodeFeature:FSGroup]", func() {
+		It("new files should be created with FSGroup ownership when container is root", func() {
+			doTestSetgidFSGroup(f, testImageRootUid, v1.StorageMediumMemory)
+		})
+
+		It("new files should be created with FSGroup ownership when container is non-root", func() {
+			doTestSetgidFSGroup(f, testImageNonRootUid, v1.StorageMediumMemory)
+		})
+
+		It("nonexistent volume subPath should have the correct mode and owner using FSGroup", func() {
+			doTestSubPathFSGroup(f, testImageNonRootUid, v1.StorageMediumMemory)
+		})
+
+		It("files with FSGroup ownership should support (root,0644,tmpfs)", func() {
+			doTest0644FSGroup(f, testImageRootUid, v1.StorageMediumMemory)
+		})
+
+		It("volume on default medium should have the correct mode using FSGroup", func() {
+			doTestVolumeModeFSGroup(f, testImageRootUid, v1.StorageMediumDefault)
+		})
+
+		It("volume on tmpfs should have the correct mode using FSGroup", func() {
+			doTestVolumeModeFSGroup(f, testImageRootUid, v1.StorageMediumMemory)
+		})
+	})
+
+	/*
+		    Testname: volume-emptydir-mode-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure the volume has 0777 unix file permissions and tmpfs
+			mount type.
+	*/
+	framework.ConformanceIt("volume on tmpfs should have the correct mode [NodeConformance]", func() {
+		doTestVolumeMode(f, testImageRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0644-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a root owned file with 0644 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (root,0644,tmpfs) [NodeConformance]", func() {
+		doTest0644(f, testImageRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0666-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a root owned file with 0666 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (root,0666,tmpfs) [NodeConformance]", func() {
+		doTest0666(f, testImageRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0777-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a root owned file with 0777 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (root,0777,tmpfs) [NodeConformance]", func() {
+		doTest0777(f, testImageRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0644-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a user owned file with 0644 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (non-root,0644,tmpfs) [NodeConformance]", func() {
+		doTest0644(f, testImageNonRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0666-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a user owned file with 0666 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (non-root,0666,tmpfs) [NodeConformance]", func() {
+		doTest0666(f, testImageNonRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0777-tmpfs
+		    Description: For a Pod created with an 'emptyDir' Volume with 'medium'
+			of 'Memory', ensure a user owned file with 0777 unix file permissions
+			is created correctly, has tmpfs mount type, and enforces the permissions.
+	*/
+	framework.ConformanceIt("should support (non-root,0777,tmpfs) [NodeConformance]", func() {
+		doTest0777(f, testImageNonRootUid, v1.StorageMediumMemory)
+	})
+
+	/*
+		    Testname: volume-emptydir-mode
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure the
+			volume has 0777 unix file permissions.
+	*/
+	framework.ConformanceIt("volume on default medium should have the correct mode [NodeConformance]", func() {
+		doTestVolumeMode(f, testImageRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0644
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			root owned file with 0644 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (root,0644,default) [NodeConformance]", func() {
+		doTest0644(f, testImageRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0666
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			root owned file with 0666 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (root,0666,default) [NodeConformance]", func() {
+		doTest0666(f, testImageRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-root-0777
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			root owned file with 0777 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (root,0777,default) [NodeConformance]", func() {
+		doTest0777(f, testImageRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0644
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			user owned file with 0644 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (non-root,0644,default) [NodeConformance]", func() {
+		doTest0644(f, testImageNonRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0666
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			user owned file with 0666 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (non-root,0666,default) [NodeConformance]", func() {
+		doTest0666(f, testImageNonRootUid, v1.StorageMediumDefault)
+	})
+
+	/*
+		    Testname: volume-emptydir-user-0777
+		    Description: For a Pod created with an 'emptyDir' Volume, ensure a
+			user owned file with 0777 unix file permissions is created and enforced
+			correctly.
+	*/
+	framework.ConformanceIt("should support (non-root,0777,default) [NodeConformance]", func() {
+		doTest0777(f, testImageNonRootUid, v1.StorageMediumDefault)
+	})
+})
+
+const (
+	containerName = "test-container"
+	volumeName    = "test-volume"
+)
+
+func doTestSetgidFSGroup(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		filePath = path.Join(volumePath, "test-file")
+		source   = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod      = testPodWithVolume(testImageRootUid, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--new_file_0660=%v", filePath),
+		fmt.Sprintf("--file_perm=%v", filePath),
+		fmt.Sprintf("--file_owner=%v", filePath),
+	}
+
+	fsGroup := int64(123)
+	pod.Spec.SecurityContext.FSGroup = &fsGroup
+
+	msg := fmt.Sprintf("emptydir 0644 on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume/test-file\": -rw-rw----",
+		"content of file \"/test-volume/test-file\": mount-tester new file",
+		"owner GID of \"/test-volume/test-file\": 123",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTestSubPathFSGroup(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		subPath = "test-sub"
+		source  = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod     = testPodWithVolume(image, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--file_perm=%v", volumePath),
+		fmt.Sprintf("--file_owner=%v", volumePath),
+		fmt.Sprintf("--file_mode=%v", volumePath),
+	}
+
+	pod.Spec.Containers[0].VolumeMounts[0].SubPath = subPath
+
+	fsGroup := int64(123)
+	pod.Spec.SecurityContext.FSGroup = &fsGroup
+
+	msg := fmt.Sprintf("emptydir subpath on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume\": -rwxrwxrwx",
+		"owner UID of \"/test-volume\": 0",
+		"owner GID of \"/test-volume\": 123",
+		"mode of file \"/test-volume\": dgtrwxrwxrwx",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTestVolumeModeFSGroup(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		source = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod    = testPodWithVolume(testImageRootUid, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--file_perm=%v", volumePath),
+	}
+
+	fsGroup := int64(1001)
+	pod.Spec.SecurityContext.FSGroup = &fsGroup
+
+	msg := fmt.Sprintf("emptydir volume type on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume\": -rwxrwxrwx",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTest0644FSGroup(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		filePath = path.Join(volumePath, "test-file")
+		source   = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod      = testPodWithVolume(image, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--new_file_0644=%v", filePath),
+		fmt.Sprintf("--file_perm=%v", filePath),
+	}
+
+	fsGroup := int64(123)
+	pod.Spec.SecurityContext.FSGroup = &fsGroup
+
+	msg := fmt.Sprintf("emptydir 0644 on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume/test-file\": -rw-r--r--",
+		"content of file \"/test-volume/test-file\": mount-tester new file",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTestVolumeMode(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		source = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod    = testPodWithVolume(testImageRootUid, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--file_perm=%v", volumePath),
+	}
+
+	msg := fmt.Sprintf("emptydir volume type on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume\": -rwxrwxrwx",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTest0644(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		filePath = path.Join(volumePath, "test-file")
+		source   = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod      = testPodWithVolume(image, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--new_file_0644=%v", filePath),
+		fmt.Sprintf("--file_perm=%v", filePath),
+	}
+
+	msg := fmt.Sprintf("emptydir 0644 on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume/test-file\": -rw-r--r--",
+		"content of file \"/test-volume/test-file\": mount-tester new file",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTest0666(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		filePath = path.Join(volumePath, "test-file")
+		source   = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod      = testPodWithVolume(image, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--new_file_0666=%v", filePath),
+		fmt.Sprintf("--file_perm=%v", filePath),
+	}
+
+	msg := fmt.Sprintf("emptydir 0666 on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume/test-file\": -rw-rw-rw-",
+		"content of file \"/test-volume/test-file\": mount-tester new file",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func doTest0777(f *framework.Framework, image string, medium v1.StorageMedium) {
+	var (
+		filePath = path.Join(volumePath, "test-file")
+		source   = &v1.EmptyDirVolumeSource{Medium: medium}
+		pod      = testPodWithVolume(image, volumePath, source)
+	)
+
+	pod.Spec.Containers[0].Args = []string{
+		fmt.Sprintf("--fs_type=%v", volumePath),
+		fmt.Sprintf("--new_file_0777=%v", filePath),
+		fmt.Sprintf("--file_perm=%v", filePath),
+	}
+
+	msg := fmt.Sprintf("emptydir 0777 on %v", formatMedium(medium))
+	out := []string{
+		"perms of file \"/test-volume/test-file\": -rwxrwxrwx",
+		"content of file \"/test-volume/test-file\": mount-tester new file",
+	}
+	if medium == v1.StorageMediumMemory {
+		out = append(out, "mount type of \"/test-volume\": tmpfs")
+	}
+	f.TestContainerOutput(msg, pod, 0, out)
+}
+
+func formatMedium(medium v1.StorageMedium) string {
+	if medium == v1.StorageMediumMemory {
+		return "tmpfs"
+	}
+
+	return "node default medium"
+}
+
+func testPodWithVolume(image, path string, source *v1.EmptyDirVolumeSource) *v1.Pod {
+	podName := "pod-" + string(uuid.NewUUID())
+	return &v1.Pod{
+		TypeMeta: metav1.TypeMeta{
+			Kind:       "Pod",
+			APIVersion: "v1",
+		},
+		ObjectMeta: metav1.ObjectMeta{
+			Name: podName,
+		},
+		Spec: v1.PodSpec{
+			Containers: []v1.Container{
+				{
+					Name:  containerName,
+					Image: image,
+					VolumeMounts: []v1.VolumeMount{
+						{
+							Name:      volumeName,
+							MountPath: path,
+						},
+					},
+				},
+			},
+			SecurityContext: &v1.PodSecurityContext{
+				SELinuxOptions: &v1.SELinuxOptions{
+					Level: "s0",
+				},
+			},
+			RestartPolicy: v1.RestartPolicyNever,
+			Volumes: []v1.Volume{
+				{
+					Name: volumeName,
+					VolumeSource: v1.VolumeSource{
+						EmptyDir: source,
+					},
+				},
+			},
+		},
+	}
+}