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Fix golint issues

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Signed-off-by: Madhu Rajanna <mrajanna@redhat.com>
This commit is contained in:
Madhu Rajanna 2019-01-16 18:33:38 +05:30
parent 9ddc265c10
commit 20af5afcab
9 changed files with 42 additions and 42 deletions
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2
pkg/cephfs/cephuser.go
View File

@ -82,7 +82,7 @@ func getCephUser(adminCr *credentials, volId volumeID) (*cephEntity, error) {
func createCephUser(volOptions *volumeOptions, adminCr *credentials, volId volumeID) (*cephEntity, error) {
caps := cephEntityCaps{
Mds: fmt.Sprintf("allow rw path=%s", getVolumeRootPath_ceph(volId)),
Mds: fmt.Sprintf("allow rw path=%s", getVolumeRootPathCeph(volId)),
Mon: "allow r",
Osd: fmt.Sprintf("allow rw pool=%s namespace=%s", volOptions.Pool, getVolumeNamespace(volId)),
}

4
pkg/cephfs/nodeserver.go
View File

@ -35,7 +35,7 @@ type nodeServer struct {
func getCredentialsForVolume(volOptions *volumeOptions, volId volumeID, req *csi.NodeStageVolumeRequest) (*credentials, error) {
var (
userCr = &credentials{}
userCr *credentials
err error
)
@ -95,7 +95,7 @@ func (ns *nodeServer) NodeStageVolume(ctx context.Context, req *csi.NodeStageVol
if volOptions.ProvisionVolume {
// Dynamically provisioned volumes don't have their root path set, do it here
volOptions.RootPath = getVolumeRootPath_ceph(volId)
volOptions.RootPath = getVolumeRootPathCeph(volId)
}
if err = createMountPoint(stagingTargetPath); err != nil {

18
pkg/cephfs/volume.go
View File

@ -29,15 +29,15 @@ const (
namespacePrefix = "ns-"
)
func getCephRootPath_local(volId volumeID) string {
func getCephRootPathLocal(volId volumeID) string {
return cephRootPrefix + string(volId)
}
func getCephRootVolumePath_local(volId volumeID) string {
return path.Join(getCephRootPath_local(volId), cephVolumesRoot, string(volId))
func getCephRootVolumePathLocal(volId volumeID) string {
return path.Join(getCephRootPathLocal(volId), cephVolumesRoot, string(volId))
}
func getVolumeRootPath_ceph(volId volumeID) string {
func getVolumeRootPathCeph(volId volumeID) string {
return path.Join("/", cephVolumesRoot, string(volId))
}
@ -50,7 +50,7 @@ func setVolumeAttribute(root, attrName, attrValue string) error {
}
func createVolume(volOptions *volumeOptions, adminCr *credentials, volId volumeID, bytesQuota int64) error {
cephRoot := getCephRootPath_local(volId)
cephRoot := getCephRootPathLocal(volId)
if err := createMountPoint(cephRoot); err != nil {
return err
@ -74,8 +74,8 @@ func createVolume(volOptions *volumeOptions, adminCr *credentials, volId volumeI
os.Remove(cephRoot)
}()
volOptions.RootPath = getVolumeRootPath_ceph(volId)
localVolRoot := getCephRootVolumePath_local(volId)
volOptions.RootPath = getVolumeRootPathCeph(volId)
localVolRoot := getCephRootVolumePathLocal(volId)
if err := createMountPoint(localVolRoot); err != nil {
return err
@ -100,8 +100,8 @@ func createVolume(volOptions *volumeOptions, adminCr *credentials, volId volumeI
func purgeVolume(volId volumeID, adminCr *credentials, volOptions *volumeOptions) error {
var (
cephRoot = getCephRootPath_local(volId)
volRoot = getCephRootVolumePath_local(volId)
cephRoot = getCephRootPathLocal(volId)
volRoot = getCephRootVolumePathLocal(volId)
volRootDeleting = volRoot + "-deleting"
)

12
pkg/cephfs/volumemounter.go
View File

@ -24,8 +24,8 @@ import (
)
const (
volumeMounter_fuse = "fuse"
volumeMounter_kernel = "kernel"
volumeMounterFuse = "fuse"
volumeMounterKernel = "kernel"
)
var (
@ -39,11 +39,11 @@ func loadAvailableMounters() error {
kernelMounterProbe := exec.Command("mount.ceph")
if fuseMounterProbe.Run() == nil {
availableMounters = append(availableMounters, volumeMounter_fuse)
availableMounters = append(availableMounters, volumeMounterFuse)
}
if kernelMounterProbe.Run() == nil {
availableMounters = append(availableMounters, volumeMounter_kernel)
availableMounters = append(availableMounters, volumeMounterKernel)
}
if len(availableMounters) == 0 {
@ -87,9 +87,9 @@ func newMounter(volOptions *volumeOptions) (volumeMounter, error) {
// Create the mounter
switch chosenMounter {
case volumeMounter_fuse:
case volumeMounterFuse:
return &fuseMounter{}, nil
case volumeMounter_kernel:
case volumeMounterKernel:
return &kernelMounter{}, nil
}

14
pkg/cephfs/volumeoptions.go
View File

@ -17,7 +17,6 @@ limitations under the License.
package cephfs
import (
"errors"
"fmt"
"strconv"
)
@ -70,18 +69,19 @@ func (o *volumeOptions) validate() error {
}
func extractOption(dest *string, optionLabel string, options map[string]string) error {
if opt, ok := options[optionLabel]; !ok {
return errors.New("Missing required field " + optionLabel)
} else {
opt, ok := options[optionLabel]
if !ok {
return fmt.Errorf("Missing required field %s", optionLabel)
}
*dest = opt
return nil
}
}
func validateMounter(m string) error {
switch m {
case volumeMounter_fuse:
case volumeMounter_kernel:
case volumeMounterFuse:
case volumeMounterKernel:
default:
return fmt.Errorf("Unknown mounter '%s'. Valid options are 'fuse' and 'kernel'", m)
}

4
pkg/rbd/controllerserver.go
View File

@ -433,9 +433,9 @@ func (cs *controllerServer) ListSnapshots(ctx context.Context, req *csi.ListSnap
},
},
}, nil
} else {
return nil, status.Error(codes.NotFound, fmt.Sprintf("Snapshot ID %s cannot found", snapshotID))
}
return nil, status.Error(codes.NotFound, fmt.Sprintf("Snapshot ID %s cannot found", snapshotID))
}
entries := []*csi.ListSnapshotsResponse_Entry{}

8
pkg/rbd/rbd_attach.go
View File

@ -61,15 +61,15 @@ func getDevFromImageAndPool(pool, image string) (string, bool) {
// Search /sys/bus for rbd device that matches given pool and image.
func getRbdDevFromImageAndPool(pool string, image string) (string, bool) {
// /sys/bus/rbd/devices/X/name and /sys/bus/rbd/devices/X/pool
sys_path := "/sys/bus/rbd/devices"
if dirs, err := ioutil.ReadDir(sys_path); err == nil {
sysPath := "/sys/bus/rbd/devices"
if dirs, err := ioutil.ReadDir(sysPath); err == nil {
for _, f := range dirs {
// Pool and name format:
// see rbd_pool_show() and rbd_name_show() at
// https://github.com/torvalds/linux/blob/master/drivers/block/rbd.c
name := f.Name()
// First match pool, then match name.
poolFile := path.Join(sys_path, name, "pool")
poolFile := path.Join(sysPath, name, "pool")
poolBytes, err := ioutil.ReadFile(poolFile)
if err != nil {
glog.V(4).Infof("error reading %s: %v", poolFile, err)
@ -79,7 +79,7 @@ func getRbdDevFromImageAndPool(pool string, image string) (string, bool) {
glog.V(4).Infof("device %s is not %q: %q", name, pool, string(poolBytes))
continue
}
imgFile := path.Join(sys_path, name, "name")
imgFile := path.Join(sysPath, name, "name")
imgBytes, err := ioutil.ReadFile(imgFile)
if err != nil {
glog.V(4).Infof("error reading %s: %v", imgFile, err)

16
pkg/rbd/rbd_util.go
View File

@ -104,11 +104,12 @@ func getMon(pOpts *rbdVolume, credentials map[string]string) (string, error) {
// yet another sanity check
return "", fmt.Errorf("either monitors or monValueFromSecret must be set")
}
if val, ok := credentials[pOpts.MonValueFromSecret]; !ok {
val, ok := credentials[pOpts.MonValueFromSecret]
if !ok {
return "", fmt.Errorf("mon data %s is not set in secret", pOpts.MonValueFromSecret)
} else {
mon = val
}
mon = val
}
return mon, nil
}
@ -187,10 +188,9 @@ func rbdStatus(pOpts *rbdVolume, userId string, credentials map[string]string) (
if strings.Contains(output, imageWatcherStr) {
glog.V(4).Infof("rbd: watchers on %s: %s", image, output)
return true, output, nil
} else {
}
glog.Warningf("rbd: no watchers on %s", image)
return false, output, nil
}
}
// DeleteImage deletes a ceph image with provision and volume options.
@ -346,11 +346,11 @@ func getSnapMon(pOpts *rbdSnapshot, credentials map[string]string) (string, erro
// yet another sanity check
return "", fmt.Errorf("either monitors or monValueFromSecret must be set")
}
if val, ok := credentials[pOpts.MonValueFromSecret]; !ok {
val, ok := credentials[pOpts.MonValueFromSecret]
if !ok {
return "", fmt.Errorf("mon data %s is not set in secret", pOpts.MonValueFromSecret)
} else {
mon = val
}
mon = val
}
return mon, nil
}

2
pkg/util/nodecache.go
View File

@ -65,7 +65,7 @@ func (nc *NodeCache) ForAll(pattern string, destObj interface{}, f ForAllFunc) e
}
fp, err := os.Open(path.Join(nc.BasePath, cacheDir, file.Name()))
if err != nil {
glog.Infof("node-cache: open file: %s err %%v", file.Name(), err)
glog.Infof("node-cache: open file: %s err %v", file.Name(), err)
continue
}
decoder := json.NewDecoder(fp)