Add glide.yaml and vendor deps

vendor/k8s.io/kubernetes/pkg/volume/cephfs/BUILD

@@ -0,0 +1,43 @@
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+load(
+    "@io_bazel_rules_go//go:def.bzl",
+    "go_binary",
+    "go_library",
+    "go_test",
+    "cgo_library",
+)
+
+go_library(
+    name = "go_default_library",
+    srcs = [
+        "cephfs.go",
+        "doc.go",
+    ],
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api/v1:go_default_library",
+        "//pkg/types:go_default_library",
+        "//pkg/util/mount:go_default_library",
+        "//pkg/util/strings:go_default_library",
+        "//pkg/volume:go_default_library",
+        "//vendor:github.com/golang/glog",
+    ],
+)
+
+go_test(
+    name = "go_default_test",
+    srcs = ["cephfs_test.go"],
+    library = "go_default_library",
+    tags = ["automanaged"],
+    deps = [
+        "//pkg/api/v1:go_default_library",
+        "//pkg/types:go_default_library",
+        "//pkg/util/mount:go_default_library",
+        "//pkg/util/testing:go_default_library",
+        "//pkg/volume:go_default_library",
+        "//pkg/volume/testing:go_default_library",
+    ],
+)

vendor/k8s.io/kubernetes/pkg/volume/cephfs/OWNERS

@@ -0,0 +1,2 @@
+assignees:
+- rootfs

vendor/k8s.io/kubernetes/pkg/volume/cephfs/cephfs.go

@@ -0,0 +1,324 @@
+/*
+Copyright 2015 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 cephfs
+
+import (
+	"fmt"
+	"os"
+	"strings"
+
+	"github.com/golang/glog"
+	"k8s.io/kubernetes/pkg/api/v1"
+	"k8s.io/kubernetes/pkg/types"
+	"k8s.io/kubernetes/pkg/util/mount"
+	utilstrings "k8s.io/kubernetes/pkg/util/strings"
+	"k8s.io/kubernetes/pkg/volume"
+)
+
+// This is the primary entrypoint for volume plugins.
+func ProbeVolumePlugins() []volume.VolumePlugin {
+	return []volume.VolumePlugin{&cephfsPlugin{nil}}
+}
+
+type cephfsPlugin struct {
+	host volume.VolumeHost
+}
+
+var _ volume.VolumePlugin = &cephfsPlugin{}
+
+const (
+	cephfsPluginName = "kubernetes.io/cephfs"
+)
+
+func (plugin *cephfsPlugin) Init(host volume.VolumeHost) error {
+	plugin.host = host
+	return nil
+}
+
+func (plugin *cephfsPlugin) GetPluginName() string {
+	return cephfsPluginName
+}
+
+func (plugin *cephfsPlugin) GetVolumeName(spec *volume.Spec) (string, error) {
+	volumeSource, _, err := getVolumeSource(spec)
+	if err != nil {
+		return "", err
+	}
+
+	return fmt.Sprintf("%v", volumeSource.Monitors), nil
+}
+
+func (plugin *cephfsPlugin) CanSupport(spec *volume.Spec) bool {
+	return (spec.Volume != nil && spec.Volume.CephFS != nil) || (spec.PersistentVolume != nil && spec.PersistentVolume.Spec.CephFS != nil)
+}
+
+func (plugin *cephfsPlugin) RequiresRemount() bool {
+	return false
+}
+
+func (plugin *cephfsPlugin) GetAccessModes() []v1.PersistentVolumeAccessMode {
+	return []v1.PersistentVolumeAccessMode{
+		v1.ReadWriteOnce,
+		v1.ReadOnlyMany,
+		v1.ReadWriteMany,
+	}
+}
+
+func (plugin *cephfsPlugin) NewMounter(spec *volume.Spec, pod *v1.Pod, _ volume.VolumeOptions) (volume.Mounter, error) {
+	cephvs, _, err := getVolumeSource(spec)
+	if err != nil {
+		return nil, err
+	}
+	secret := ""
+	if cephvs.SecretRef != nil {
+		kubeClient := plugin.host.GetKubeClient()
+		if kubeClient == nil {
+			return nil, fmt.Errorf("Cannot get kube client")
+		}
+
+		secretName, err := kubeClient.Core().Secrets(pod.Namespace).Get(cephvs.SecretRef.Name)
+		if err != nil {
+			err = fmt.Errorf("Couldn't get secret %v/%v err: %v", pod.Namespace, cephvs.SecretRef, err)
+			return nil, err
+		}
+		for name, data := range secretName.Data {
+			secret = string(data)
+			glog.V(1).Infof("found ceph secret info: %s", name)
+		}
+	}
+	return plugin.newMounterInternal(spec, pod.UID, plugin.host.GetMounter(), secret)
+}
+
+func (plugin *cephfsPlugin) newMounterInternal(spec *volume.Spec, podUID types.UID, mounter mount.Interface, secret string) (volume.Mounter, error) {
+	cephvs, _, err := getVolumeSource(spec)
+	if err != nil {
+		return nil, err
+	}
+
+	id := cephvs.User
+	if id == "" {
+		id = "admin"
+	}
+	path := cephvs.Path
+	if path == "" {
+		path = "/"
+	}
+	if !strings.HasPrefix(path, "/") {
+		path = "/" + path
+	}
+	secret_file := cephvs.SecretFile
+	if secret_file == "" {
+		secret_file = "/etc/ceph/" + id + ".secret"
+	}
+
+	return &cephfsMounter{
+		cephfs: &cephfs{
+			podUID:      podUID,
+			volName:     spec.Name(),
+			mon:         cephvs.Monitors,
+			path:        path,
+			secret:      secret,
+			id:          id,
+			secret_file: secret_file,
+			readonly:    cephvs.ReadOnly,
+			mounter:     mounter,
+			plugin:      plugin},
+	}, nil
+}
+
+func (plugin *cephfsPlugin) NewUnmounter(volName string, podUID types.UID) (volume.Unmounter, error) {
+	return plugin.newUnmounterInternal(volName, podUID, plugin.host.GetMounter())
+}
+
+func (plugin *cephfsPlugin) newUnmounterInternal(volName string, podUID types.UID, mounter mount.Interface) (volume.Unmounter, error) {
+	return &cephfsUnmounter{
+		cephfs: &cephfs{
+			podUID:  podUID,
+			volName: volName,
+			mounter: mounter,
+			plugin:  plugin},
+	}, nil
+}
+
+func (plugin *cephfsPlugin) ConstructVolumeSpec(volumeName, mountPath string) (*volume.Spec, error) {
+	cephfsVolume := &v1.Volume{
+		Name: volumeName,
+		VolumeSource: v1.VolumeSource{
+			CephFS: &v1.CephFSVolumeSource{
+				Monitors: []string{},
+				Path:     volumeName,
+			},
+		},
+	}
+	return volume.NewSpecFromVolume(cephfsVolume), nil
+}
+
+// CephFS volumes represent a bare host file or directory mount of an CephFS export.
+type cephfs struct {
+	volName     string
+	podUID      types.UID
+	mon         []string
+	path        string
+	id          string
+	secret      string
+	secret_file string
+	readonly    bool
+	mounter     mount.Interface
+	plugin      *cephfsPlugin
+	volume.MetricsNil
+}
+
+type cephfsMounter struct {
+	*cephfs
+}
+
+var _ volume.Mounter = &cephfsMounter{}
+
+func (cephfsVolume *cephfsMounter) GetAttributes() volume.Attributes {
+	return volume.Attributes{
+		ReadOnly:        cephfsVolume.readonly,
+		Managed:         false,
+		SupportsSELinux: false,
+	}
+}
+
+// Checks prior to mount operations to verify that the required components (binaries, etc.)
+// to mount the volume are available on the underlying node.
+// If not, it returns an error
+func (caphfsMounter *cephfsMounter) CanMount() error {
+	return nil
+}
+
+// SetUp attaches the disk and bind mounts to the volume path.
+func (cephfsVolume *cephfsMounter) SetUp(fsGroup *int64) error {
+	return cephfsVolume.SetUpAt(cephfsVolume.GetPath(), fsGroup)
+}
+
+// SetUpAt attaches the disk and bind mounts to the volume path.
+func (cephfsVolume *cephfsMounter) SetUpAt(dir string, fsGroup *int64) error {
+	notMnt, err := cephfsVolume.mounter.IsLikelyNotMountPoint(dir)
+	glog.V(4).Infof("CephFS mount set up: %s %v %v", dir, !notMnt, err)
+	if err != nil && !os.IsNotExist(err) {
+		return err
+	}
+	if !notMnt {
+		return nil
+	}
+	os.MkdirAll(dir, 0750)
+
+	err = cephfsVolume.execMount(dir)
+	if err == nil {
+		return nil
+	}
+
+	// cleanup upon failure
+	cephfsVolume.cleanup(dir)
+	// return error
+	return err
+}
+
+type cephfsUnmounter struct {
+	*cephfs
+}
+
+var _ volume.Unmounter = &cephfsUnmounter{}
+
+// TearDown unmounts the bind mount
+func (cephfsVolume *cephfsUnmounter) TearDown() error {
+	return cephfsVolume.TearDownAt(cephfsVolume.GetPath())
+}
+
+// TearDownAt unmounts the bind mount
+func (cephfsVolume *cephfsUnmounter) TearDownAt(dir string) error {
+	return cephfsVolume.cleanup(dir)
+}
+
+// GatePath creates global mount path
+func (cephfsVolume *cephfs) GetPath() string {
+	name := cephfsPluginName
+	return cephfsVolume.plugin.host.GetPodVolumeDir(cephfsVolume.podUID, utilstrings.EscapeQualifiedNameForDisk(name), cephfsVolume.volName)
+}
+
+func (cephfsVolume *cephfs) cleanup(dir string) error {
+	noMnt, err := cephfsVolume.mounter.IsLikelyNotMountPoint(dir)
+	if err != nil && !os.IsNotExist(err) {
+		return fmt.Errorf("CephFS: Error checking IsLikelyNotMountPoint: %v", err)
+	}
+	if noMnt {
+		return os.RemoveAll(dir)
+	}
+
+	if err := cephfsVolume.mounter.Unmount(dir); err != nil {
+		return fmt.Errorf("CephFS: Unmounting failed: %v", err)
+	}
+	noMnt, mntErr := cephfsVolume.mounter.IsLikelyNotMountPoint(dir)
+	if mntErr != nil {
+		return fmt.Errorf("CephFS: IsMountpoint check failed: %v", mntErr)
+	}
+	if noMnt {
+		if err := os.RemoveAll(dir); err != nil {
+			return fmt.Errorf("CephFS: removeAll %s/%v", dir, err)
+		}
+	}
+
+	return nil
+}
+
+func (cephfsVolume *cephfs) execMount(mountpoint string) error {
+	// cephfs mount option
+	ceph_opt := ""
+	// override secretfile if secret is provided
+	if cephfsVolume.secret != "" {
+		ceph_opt = "name=" + cephfsVolume.id + ",secret=" + cephfsVolume.secret
+	} else {
+		ceph_opt = "name=" + cephfsVolume.id + ",secretfile=" + cephfsVolume.secret_file
+	}
+	// build option array
+	opt := []string{}
+	if cephfsVolume.readonly {
+		opt = append(opt, "ro")
+	}
+	opt = append(opt, ceph_opt)
+
+	// build src like mon1:6789,mon2:6789,mon3:6789:/
+	hosts := cephfsVolume.mon
+	l := len(hosts)
+	// pass all monitors and let ceph randomize and fail over
+	i := 0
+	src := ""
+	for i = 0; i < l-1; i++ {
+		src += hosts[i] + ","
+	}
+	src += hosts[i] + ":" + cephfsVolume.path
+
+	if err := cephfsVolume.mounter.Mount(src, mountpoint, "ceph", opt); err != nil {
+		return fmt.Errorf("CephFS: mount failed: %v", err)
+	}
+
+	return nil
+}
+
+func getVolumeSource(spec *volume.Spec) (*v1.CephFSVolumeSource, bool, error) {
+	if spec.Volume != nil && spec.Volume.CephFS != nil {
+		return spec.Volume.CephFS, spec.Volume.CephFS.ReadOnly, nil
+	} else if spec.PersistentVolume != nil &&
+		spec.PersistentVolume.Spec.CephFS != nil {
+		return spec.PersistentVolume.Spec.CephFS, spec.ReadOnly, nil
+	}
+
+	return nil, false, fmt.Errorf("Spec does not reference a CephFS volume type")
+}

vendor/k8s.io/kubernetes/pkg/volume/cephfs/cephfs_test.go

@@ -0,0 +1,137 @@
+/*
+Copyright 2015 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 cephfs
+
+import (
+	"os"
+	"path"
+	"testing"
+
+	"k8s.io/kubernetes/pkg/api/v1"
+	"k8s.io/kubernetes/pkg/types"
+	"k8s.io/kubernetes/pkg/util/mount"
+	utiltesting "k8s.io/kubernetes/pkg/util/testing"
+	"k8s.io/kubernetes/pkg/volume"
+	volumetest "k8s.io/kubernetes/pkg/volume/testing"
+)
+
+func TestCanSupport(t *testing.T) {
+	tmpDir, err := utiltesting.MkTmpdir("cephTest")
+	if err != nil {
+		t.Fatalf("can't make a temp dir: %v", err)
+	}
+	defer os.RemoveAll(tmpDir)
+	plugMgr := volume.VolumePluginMgr{}
+	plugMgr.InitPlugins(ProbeVolumePlugins(), volumetest.NewFakeVolumeHost(tmpDir, nil, nil))
+	plug, err := plugMgr.FindPluginByName("kubernetes.io/cephfs")
+	if err != nil {
+		t.Errorf("Can't find the plugin by name")
+	}
+	if plug.GetPluginName() != "kubernetes.io/cephfs" {
+		t.Errorf("Wrong name: %s", plug.GetPluginName())
+	}
+	if plug.CanSupport(&volume.Spec{Volume: &v1.Volume{VolumeSource: v1.VolumeSource{}}}) {
+		t.Errorf("Expected false")
+	}
+	if !plug.CanSupport(&volume.Spec{Volume: &v1.Volume{VolumeSource: v1.VolumeSource{CephFS: &v1.CephFSVolumeSource{}}}}) {
+		t.Errorf("Expected true")
+	}
+}
+
+func TestPlugin(t *testing.T) {
+	tmpDir, err := utiltesting.MkTmpdir("cephTest")
+	if err != nil {
+		t.Fatalf("can't make a temp dir: %v", err)
+	}
+	defer os.RemoveAll(tmpDir)
+	plugMgr := volume.VolumePluginMgr{}
+	plugMgr.InitPlugins(ProbeVolumePlugins(), volumetest.NewFakeVolumeHost(tmpDir, nil, nil))
+	plug, err := plugMgr.FindPluginByName("kubernetes.io/cephfs")
+	if err != nil {
+		t.Errorf("Can't find the plugin by name")
+	}
+	spec := &v1.Volume{
+		Name: "vol1",
+		VolumeSource: v1.VolumeSource{
+			CephFS: &v1.CephFSVolumeSource{
+				Monitors:   []string{"a", "b"},
+				User:       "user",
+				SecretRef:  nil,
+				SecretFile: "/etc/ceph/user.secret",
+			},
+		},
+	}
+
+	mounter, err := plug.(*cephfsPlugin).newMounterInternal(volume.NewSpecFromVolume(spec), types.UID("poduid"), &mount.FakeMounter{}, "secrets")
+	volumePath := mounter.GetPath()
+	if err != nil {
+		t.Errorf("Failed to make a new Mounter: %v", err)
+	}
+	if mounter == nil {
+		t.Errorf("Got a nil Mounter")
+	}
+	volpath := path.Join(tmpDir, "pods/poduid/volumes/kubernetes.io~cephfs/vol1")
+	path := mounter.GetPath()
+	if path != volpath {
+		t.Errorf("Got unexpected path: %s", path)
+	}
+	if err := mounter.SetUp(nil); err != nil {
+		t.Errorf("Expected success, got: %v", err)
+	}
+	if _, err := os.Stat(volumePath); err != nil {
+		if os.IsNotExist(err) {
+			t.Errorf("SetUp() failed, volume path not created: %s", volumePath)
+		} else {
+			t.Errorf("SetUp() failed: %v", err)
+		}
+	}
+	unmounter, err := plug.(*cephfsPlugin).newUnmounterInternal("vol1", types.UID("poduid"), &mount.FakeMounter{})
+	if err != nil {
+		t.Errorf("Failed to make a new Unmounter: %v", err)
+	}
+	if unmounter == nil {
+		t.Errorf("Got a nil Unmounter")
+	}
+	if err := unmounter.TearDown(); err != nil {
+		t.Errorf("Expected success, got: %v", err)
+	}
+	if _, err := os.Stat(volumePath); err == nil {
+		t.Errorf("TearDown() failed, volume path still exists: %s", volumePath)
+	} else if !os.IsNotExist(err) {
+		t.Errorf("SetUp() failed: %v", err)
+	}
+}
+
+func TestConstructVolumeSpec(t *testing.T) {
+	tmpDir, err := utiltesting.MkTmpdir("cephTest")
+	if err != nil {
+		t.Fatalf("Can't make a temp dir: %v", err)
+	}
+	defer os.RemoveAll(tmpDir)
+	plugMgr := volume.VolumePluginMgr{}
+	plugMgr.InitPlugins(ProbeVolumePlugins(), volumetest.NewFakeVolumeHost(tmpDir, nil, nil))
+	plug, err := plugMgr.FindPluginByName("kubernetes.io/cephfs")
+	if err != nil {
+		t.Errorf("can't find cephfs plugin by name")
+	}
+
+	cephfsSpec, err := plug.(*cephfsPlugin).ConstructVolumeSpec("cephfsVolume", "/cephfsVolume/")
+
+	if cephfsSpec.Name() != "cephfsVolume" {
+		t.Errorf("Get wrong cephfs spec name, got: %s", cephfsSpec.Name())
+	}
+}

vendor/k8s.io/kubernetes/pkg/volume/cephfs/doc.go

@@ -0,0 +1,19 @@
+/*
+Copyright 2015 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 nfs contains the internal representation of Ceph file system
+// (CephFS) volumes.
+package cephfs // import "k8s.io/kubernetes/pkg/volume/cephfs"