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fix golint errors in pkg/volume/*

pull/58/head
yameiwang 2018-10-31 17:20:46 +08:00
parent 5a8f831964
commit 18a904d187
12 changed files with 73 additions and 75 deletions
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3
hack/.golint_failures
View File

@ -403,8 +403,6 @@ pkg/version/verflag
pkg/volume
pkg/volume/azure_dd
pkg/volume/azure_file
pkg/volume/cephfs
pkg/volume/configmap
pkg/volume/csi/fake
pkg/volume/git_repo
pkg/volume/host_path
@ -415,7 +413,6 @@ pkg/volume/photon_pd
pkg/volume/portworx
pkg/volume/rbd
pkg/volume/scaleio
pkg/volume/secret
pkg/volume/storageos
pkg/volume/testing
pkg/volume/util/fs

54
pkg/volume/cephfs/cephfs.go
View File

@ -34,7 +34,7 @@ import (
"k8s.io/kubernetes/pkg/volume/util"
)
// This is the primary entrypoint for volume plugins.
// ProbeVolumePlugins is the primary entrypoint for volume plugins.
func ProbeVolumePlugins() []volume.VolumePlugin {
return []volume.VolumePlugin{&cephfsPlugin{nil}}
}
@ -144,7 +144,7 @@ func (plugin *cephfsPlugin) newMounterInternal(spec *volume.Spec, podUID types.U
path: path,
secret: secret,
id: id,
secret_file: secretFile,
secretFile: secretFile,
readonly: readOnly,
mounter: mounter,
plugin: plugin,
@ -182,16 +182,16 @@ func (plugin *cephfsPlugin) ConstructVolumeSpec(volumeName, mountPath string) (*
// 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
volName string
podUID types.UID
mon []string
path string
id string
secret string
secretFile string
readonly bool
mounter mount.Interface
plugin *cephfsPlugin
volume.MetricsNil
mountOptions []string
}
@ -213,7 +213,7 @@ func (cephfsVolume *cephfsMounter) GetAttributes() volume.Attributes {
// 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 (cephfsMounter *cephfsMounter) CanMount() error {
func (cephfsVolume *cephfsMounter) CanMount() error {
return nil
}
@ -250,10 +250,10 @@ func (cephfsVolume *cephfsMounter) SetUpAt(dir string, fsGroup *int64) error {
if err == nil {
// cephfs fuse mount succeeded.
return nil
} else {
// if cephfs fuse mount failed, fallback to kernel mount.
glog.V(2).Infof("CephFS fuse mount failed: %v, fallback to kernel mount.", err)
}
// if cephfs fuse mount failed, fallback to kernel mount.
glog.V(2).Infof("CephFS fuse mount failed: %v, fallback to kernel mount.", err)
}
glog.V(4).Info("CephFS kernel mount.")
@ -298,19 +298,19 @@ func (cephfsVolume *cephfs) GetKeyringPath() string {
func (cephfsVolume *cephfs) execMount(mountpoint string) error {
// cephfs mount option
ceph_opt := ""
cephOpt := ""
// override secretfile if secret is provided
if cephfsVolume.secret != "" {
ceph_opt = "name=" + cephfsVolume.id + ",secret=" + cephfsVolume.secret
cephOpt = "name=" + cephfsVolume.id + ",secret=" + cephfsVolume.secret
} else {
ceph_opt = "name=" + cephfsVolume.id + ",secretfile=" + cephfsVolume.secret_file
cephOpt = "name=" + cephfsVolume.id + ",secretfile=" + cephfsVolume.secretFile
}
// build option array
opt := []string{}
if cephfsVolume.readonly {
opt = append(opt, "ro")
}
opt = append(opt, ceph_opt)
opt = append(opt, cephOpt)
// build src like mon1:6789,mon2:6789,mon3:6789:/
hosts := cephfsVolume.mon
@ -331,8 +331,8 @@ func (cephfsVolume *cephfs) execMount(mountpoint string) error {
return nil
}
func (cephfsMounter *cephfsMounter) checkFuseMount() bool {
execute := cephfsMounter.plugin.host.GetExec(cephfsMounter.plugin.GetPluginName())
func (cephfsVolume *cephfsMounter) checkFuseMount() bool {
execute := cephfsVolume.plugin.host.GetExec(cephfsVolume.plugin.GetPluginName())
switch runtime.GOOS {
case "linux":
if _, err := execute.Run("/usr/bin/test", "-x", "/sbin/mount.fuse.ceph"); err == nil {
@ -346,7 +346,7 @@ func (cephfsMounter *cephfsMounter) checkFuseMount() bool {
func (cephfsVolume *cephfs) execFuseMount(mountpoint string) error {
// cephfs keyring file
keyring_file := ""
keyringFile := ""
// override secretfile if secret is provided
if cephfsVolume.secret != "" {
// TODO: cephfs fuse currently doesn't support secret option,
@ -380,10 +380,10 @@ func (cephfsVolume *cephfs) execFuseMount(mountpoint string) error {
return err
}
keyring_file = path.Join(keyringPath, fileName)
keyringFile = path.Join(keyringPath, fileName)
} else {
keyring_file = cephfsVolume.secret_file
keyringFile = cephfsVolume.secretFile
}
// build src like mon1:6789,mon2:6789,mon3:6789:/
@ -399,7 +399,7 @@ func (cephfsVolume *cephfs) execFuseMount(mountpoint string) error {
mountArgs := []string{}
mountArgs = append(mountArgs, "-k")
mountArgs = append(mountArgs, keyring_file)
mountArgs = append(mountArgs, keyringFile)
mountArgs = append(mountArgs, "-m")
mountArgs = append(mountArgs, src)
mountArgs = append(mountArgs, mountpoint)
@ -423,7 +423,7 @@ func (cephfsVolume *cephfs) execFuseMount(mountpoint string) error {
command := exec.Command("ceph-fuse", mountArgs...)
output, err := command.CombinedOutput()
if err != nil || !(strings.Contains(string(output), "starting fuse")) {
return fmt.Errorf("Ceph-fuse failed: %v\narguments: %s\nOutput: %s\n", err, mountArgs, string(output))
return fmt.Errorf("Ceph-fuse failed: %v\narguments: %s\nOutput: %s", err, mountArgs, string(output))
}
return nil

4
pkg/volume/configmap/configmap.go
View File

@ -30,7 +30,7 @@ import (
volumeutil "k8s.io/kubernetes/pkg/volume/util"
)
// ProbeVolumePlugin is the entry point for plugin detection in a package.
// ProbeVolumePlugins is the entry point for plugin detection in a package.
func ProbeVolumePlugins() []volume.VolumePlugin {
return []volume.VolumePlugin{&configMapPlugin{}}
}
@ -260,7 +260,7 @@ func (b *configMapVolumeMounter) SetUpAt(dir string, fsGroup *int64) error {
return nil
}
// Note: this function is exported so that it can be called from the projection volume driver
// MakePayload function is exported so that it can be called from the projection volume driver
func MakePayload(mappings []v1.KeyToPath, configMap *v1.ConfigMap, defaultMode *int32, optional bool) (map[string]volumeutil.FileProjection, error) {
if defaultMode == nil {
return nil, fmt.Errorf("No defaultMode used, not even the default value for it")

26
pkg/volume/scaleio/sio_client.go
View File

@ -74,7 +74,7 @@ type sioClient struct {
spClient *sio.StoragePool
provisionMode string
sdcPath string
sdcGuid string
sdcGUID string
instanceID string
inited bool
diskRegex *regexp.Regexp
@ -301,11 +301,11 @@ func (c *sioClient) IID() (string, error) {
// if instanceID not set, retrieve it
if c.instanceID == "" {
guid, err := c.getGuid()
guid, err := c.getGUID()
if err != nil {
return "", err
}
sdc, err := c.sysClient.FindSdc("SdcGuid", guid)
sdc, err := c.sysClient.FindSdc("SdcGUID", guid)
if err != nil {
glog.Error(log("failed to retrieve sdc info %s", err))
return "", err
@ -316,10 +316,10 @@ func (c *sioClient) IID() (string, error) {
return c.instanceID, nil
}
// getGuid returns instance GUID, if not set using resource labels
// getGUID returns instance GUID, if not set using resource labels
// it attempts to fallback to using drv_cfg binary
func (c *sioClient) getGuid() (string, error) {
if c.sdcGuid == "" {
func (c *sioClient) getGUID() (string, error) {
if c.sdcGUID == "" {
glog.V(4).Info(log("sdc guid label not set, falling back to using drv_cfg"))
cmd := c.getSdcCmd()
output, err := c.exec.Run(cmd, "--query_guid")
@ -327,9 +327,9 @@ func (c *sioClient) getGuid() (string, error) {
glog.Error(log("drv_cfg --query_guid failed: %v", err))
return "", err
}
c.sdcGuid = strings.TrimSpace(string(output))
c.sdcGUID = strings.TrimSpace(string(output))
}
return c.sdcGuid, nil
return c.sdcGUID, nil
}
// getSioDiskPaths traverse local disk devices to retrieve device path
@ -342,10 +342,10 @@ func (c *sioClient) getSioDiskPaths() ([]os.FileInfo, error) {
if os.IsNotExist(err) {
// sioDiskIDPath may not exist yet which is fine
return []os.FileInfo{}, nil
} else {
glog.Error(log("failed to ReadDir %s: %v", sioDiskIDPath, err))
return nil, err
}
glog.Error(log("failed to ReadDir %s: %v", sioDiskIDPath, err))
return nil, err
}
result := []os.FileInfo{}
for _, file := range files {
@ -360,13 +360,13 @@ func (c *sioClient) getSioDiskPaths() ([]os.FileInfo, error) {
// GetVolumeRefs counts the number of references an SIO volume has a disk device.
// This is useful in preventing premature detach.
func (c *sioClient) GetVolumeRefs(volId sioVolumeID) (refs int, err error) {
func (c *sioClient) GetVolumeRefs(volID sioVolumeID) (refs int, err error) {
files, err := c.getSioDiskPaths()
if err != nil {
return 0, err
}
for _, file := range files {
if strings.Contains(file.Name(), string(volId)) {
if strings.Contains(file.Name(), string(volID)) {
refs++
}
}

2
pkg/volume/scaleio/sio_mgr.go
View File

@ -81,7 +81,7 @@ func (m *sioMgr) getClient() (sioInterface, error) {
client.spName = configs[confKey.storagePool]
client.sdcPath = configs[confKey.sdcRootPath]
client.provisionMode = configs[confKey.storageMode]
client.sdcGuid = configs[confKey.sdcGuid]
client.sdcGUID = configs[confKey.sdcGUID]
m.client = client

2
pkg/volume/scaleio/sio_mgr_test.go
View File

@ -311,7 +311,7 @@ func (f *fakeSio) Devs() (map[string]string, error) {
return f.devs, nil
}
func (f *fakeSio) GetVolumeRefs(volId sioVolumeID) (int, error) {
func (f *fakeSio) GetVolumeRefs(volID sioVolumeID) (int, error) {
if f.volume == nil {
return 0, nil
}

1
pkg/volume/scaleio/sio_plugin.go
View File

@ -36,6 +36,7 @@ type sioPlugin struct {
volumeMtx keymutex.KeyMutex
}
// ProbeVolumePlugins is the primary entrypoint for volume plugins.
func ProbeVolumePlugins() []volume.VolumePlugin {
p := &sioPlugin{
host: nil,

24
pkg/volume/scaleio/sio_util.go
View File

@ -54,7 +54,7 @@ var (
username,
password,
secretNamespace,
sdcGuid string
sdcGUID string
}{
gateway: "gateway",
sslEnabled: "sslEnabled",
@ -71,9 +71,9 @@ var (
readOnly: "readOnly",
username: "username",
password: "password",
sdcGuid: "sdcGuid",
sdcGUID: "sdcGUID",
}
sdcGuidLabelName = "scaleio.sdcGuid"
sdcGUIDLabelName = "scaleio.sdcGUID"
sdcRootPath = "/opt/emc/scaleio/sdc/bin"
secretNotFoundErr = errors.New("secret not found")
@ -232,30 +232,30 @@ func attachSecret(plug *sioPlugin, namespace string, configData map[string]strin
return nil
}
// attachSdcGuid injects the sdc guid node label value into config
func attachSdcGuid(plug *sioPlugin, conf map[string]string) error {
guid, err := getSdcGuidLabel(plug)
// attachSdcGUID injects the sdc guid node label value into config
func attachSdcGUID(plug *sioPlugin, conf map[string]string) error {
guid, err := getSdcGUIDLabel(plug)
if err != nil {
return err
}
conf[confKey.sdcGuid] = guid
conf[confKey.sdcGUID] = guid
return nil
}
// getSdcGuidLabel fetches the scaleio.sdcGuid node label
// getSdcGUIDLabel fetches the scaleio.sdcGuid node label
// associated with the node executing this code.
func getSdcGuidLabel(plug *sioPlugin) (string, error) {
func getSdcGUIDLabel(plug *sioPlugin) (string, error) {
nodeLabels, err := plug.host.GetNodeLabels()
if err != nil {
return "", err
}
label, ok := nodeLabels[sdcGuidLabelName]
label, ok := nodeLabels[sdcGUIDLabelName]
if !ok {
glog.V(4).Info(log("node label %s not found", sdcGuidLabelName))
glog.V(4).Info(log("node label %s not found", sdcGUIDLabelName))
return "", nil
}
glog.V(4).Info(log("found node label %s=%s", sdcGuidLabelName, label))
glog.V(4).Info(log("found node label %s=%s", sdcGUIDLabelName, label))
return label, nil
}

6
pkg/volume/scaleio/sio_volume.go
View File

@ -266,7 +266,7 @@ func (v *sioVolume) Provision(selectedNode *api.Node, allowedTopologies []api.To
// setup volume attrributes
genName := v.generateName("k8svol", 11)
var oneGig int64 = 1024 * 1024 * 1024
var eightGig int64 = 8 * oneGig
eightGig := 8 * oneGig
capacity := v.options.PVC.Spec.Resources.Requests[api.ResourceName(api.ResourceStorage)]
volSizeBytes := capacity.Value()
@ -393,7 +393,7 @@ func (v *sioVolume) setSioMgr() error {
}
// merge in Sdc Guid label value
if err := attachSdcGuid(v.plugin, configData); err != nil {
if err := attachSdcGUID(v.plugin, configData); err != nil {
glog.Error(log("failed to retrieve sdc guid: %v", err))
return err
}
@ -432,7 +432,7 @@ func (v *sioVolume) resetSioMgr() error {
}
// merge in Sdc Guid label value
if err := attachSdcGuid(v.plugin, configData); err != nil {
if err := attachSdcGUID(v.plugin, configData); err != nil {
glog.Error(log("failed to retrieve sdc guid: %v", err))
return err
}

14
pkg/volume/scaleio/sio_volume_test.go
View File

@ -56,7 +56,7 @@ func newPluginMgr(t *testing.T, apiObject runtime.Object) (*volume.VolumePluginM
tmpDir,
fakeClient,
nil,
map[string]string{sdcGuidLabelName: "abc-123"},
map[string]string{sdcGUIDLabelName: "abc-123"},
)
plugMgr := &volume.VolumePluginMgr{}
plugMgr.InitPlugins(ProbeVolumePlugins(), nil /* prober */, host)
@ -206,9 +206,9 @@ func TestVolumeMounterUnmounter(t *testing.T) {
t.Errorf("SetUp() - expecting multiple volume disabled by default")
}
// did we read sdcGuid label
if _, ok := sioVol.sioMgr.configData[confKey.sdcGuid]; !ok {
t.Errorf("Expected to find node label scaleio.sdcGuid, but did not find it")
// did we read sdcGUID label
if _, ok := sioVol.sioMgr.configData[confKey.sdcGUID]; !ok {
t.Errorf("Expected to find node label scaleio.sdcGUID, but did not find it")
}
// rebuild spec
@ -349,9 +349,9 @@ func TestVolumeProvisioner(t *testing.T) {
t.Fatalf("Expected success, got: %v", err)
}
// did we read sdcGuid label
if _, ok := sioVol.sioMgr.configData[confKey.sdcGuid]; !ok {
t.Errorf("Expected to find node label scaleio.sdcGuid, but did not find it")
// did we read sdcGUID label
if _, ok := sioVol.sioMgr.configData[confKey.sdcGUID]; !ok {
t.Errorf("Expected to find node label scaleio.sdcGUID, but did not find it")
}
// isMultiMap applied

10
pkg/volume/secret/secret.go
View File

@ -30,7 +30,7 @@ import (
volumeutil "k8s.io/kubernetes/pkg/volume/util"
)
// ProbeVolumePlugin is the entry point for plugin detection in a package.
// ProbeVolumePlugins is the entry point for plugin detection in a package.
func ProbeVolumePlugins() []volume.VolumePlugin {
return []volume.VolumePlugin{&secretPlugin{}}
}
@ -259,7 +259,7 @@ func (b *secretVolumeMounter) SetUpAt(dir string, fsGroup *int64) error {
return nil
}
// Note: this function is exported so that it can be called from the projection volume driver
// MakePayload function is exported so that it can be called from the projection volume driver
func MakePayload(mappings []v1.KeyToPath, secret *v1.Secret, defaultMode *int32, optional bool) (map[string]volumeutil.FileProjection, error) {
if defaultMode == nil {
return nil, fmt.Errorf("No defaultMode used, not even the default value for it")
@ -281,9 +281,9 @@ func MakePayload(mappings []v1.KeyToPath, secret *v1.Secret, defaultMode *int32,
if optional {
continue
}
err_msg := "references non-existent secret key"
glog.Errorf(err_msg)
return nil, fmt.Errorf(err_msg)
errMsg := "references non-existent secret key"
glog.Errorf(errMsg)
return nil, fmt.Errorf(errMsg)
}
fileProjection.Data = []byte(content)

2
pkg/volume/storageos/storageos_util_test.go
View File

@ -30,7 +30,7 @@ import (
"testing"
)
var testApiSecretName = "storageos-api"
var testAPISecretName = "storageos-api"
var testVolName = "storageos-test-vol"
var testPVName = "storageos-test-pv"
var testNamespace = "storageos-test-namespace"