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cleanup: Modifies Wrapcheck linter

Browse Source 
Wrapcheck is a  simple Go linter to check that errors
from external packages are wrapped during return to
help identify the error source during debugging.
This commit addresses the wrapcheck error

Updates:#2025

Signed-off-by: Yati Padia <ypadia@redhat.com>
This commit is contained in:
Yati Padia 2021-05-11 14:58:56 +05:30 committed by mergify[bot]
parent 591ba3f580
commit 847b996501
14 changed files with 72 additions and 57 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
e2e/cephfs_helper.go
View File

@ -24,7 +24,7 @@ func validateSubvolumegroup(f *framework.Framework, subvolgrp string) error {
cmd := fmt.Sprintf("ceph fs subvolumegroup getpath myfs %s", subvolgrp)
stdOut, stdErr, err := execCommandInToolBoxPod(f, cmd, rookNamespace)
if err != nil {
return err
return fmt.Errorf("failed to exec command in toolbox: %w", err)
}
if stdErr != "" {
return fmt.Errorf("failed to getpath for subvolumegroup %s with error %v", subvolgrp, stdErr)
@ -106,12 +106,12 @@ func unmountCephFSVolume(f *framework.Framework, appName, pvcName string) error
pod, err := f.ClientSet.CoreV1().Pods(f.UniqueName).Get(context.TODO(), appName, metav1.GetOptions{})
if err != nil {
e2elog.Logf("Error occurred getting pod %s in namespace %s", appName, f.UniqueName)
return err
return fmt.Errorf("failed to get pod: %w", err)
}
pvc, err := f.ClientSet.CoreV1().PersistentVolumeClaims(f.UniqueName).Get(context.TODO(), pvcName, metav1.GetOptions{})
if err != nil {
e2elog.Logf("Error occurred getting PVC %s in namespace %s", pvcName, f.UniqueName)
return err
return fmt.Errorf("failed to get pvc: %w", err)
}
cmd := fmt.Sprintf("umount /var/lib/kubelet/pods/%s/volumes/kubernetes.io~csi/%s/mount", pod.UID, pvc.Spec.VolumeName)
_, stdErr, err := execCommandInDaemonsetPod(f, cmd, cephfsDeamonSetName, pod.Spec.NodeName, cephfsContainerName, cephCSINamespace)
@ -179,11 +179,11 @@ func getSnapName(snapNamespace, snapName string) (string, error) {
}
snap, err := sclient.SnapshotV1beta1().VolumeSnapshots(snapNamespace).Get(context.TODO(), snapName, metav1.GetOptions{})
if err != nil {
return "", err
return "", fmt.Errorf("failed to get volumesnapshot: %w", err)
}
sc, err := sclient.SnapshotV1beta1().VolumeSnapshotContents().Get(context.TODO(), *snap.Status.BoundVolumeSnapshotContentName, metav1.GetOptions{})
if err != nil {
return "", err
return "", fmt.Errorf("failed to get volumesnapshotcontent: %w", err)
}
snapIDRegex := regexp.MustCompile(`(\w+\-?){5}$`)
snapID := snapIDRegex.FindString(*sc.Status.SnapshotHandle)

7
e2e/configmap.go
View File

@ -68,7 +68,7 @@ func createConfigMap(pluginPath string, c kubernetes.Interface, f *framework.Fra
if err == nil {
_, updateErr := c.CoreV1().ConfigMaps(cephCSINamespace).Update(context.TODO(), &cm, metav1.UpdateOptions{})
if updateErr != nil {
return updateErr
return fmt.Errorf("failed to update configmap: %w", updateErr)
}
}
if apierrs.IsNotFound(err) {
@ -116,5 +116,8 @@ func createCustomConfigMap(c kubernetes.Interface, pluginPath string, subvolgrpI
cm.Namespace = cephCSINamespace
// since a configmap is already created, update the existing configmap
_, err = c.CoreV1().ConfigMaps(cephCSINamespace).Update(context.TODO(), &cm, metav1.UpdateOptions{})
return err
if err != nil {
return fmt.Errorf("failed to update configmap: %w", err)
}
return nil
}

4
e2e/namespace.go
View File

@ -24,7 +24,7 @@ func createNamespace(c kubernetes.Interface, name string) error {
}
_, err := c.CoreV1().Namespaces().Create(context.TODO(), ns, metav1.CreateOptions{})
if err != nil && !apierrs.IsAlreadyExists(err) {
return err
return fmt.Errorf("failed to create namespace: %w", err)
}
return wait.PollImmediate(poll, timeout, func() (bool, error) {
@ -47,7 +47,7 @@ func deleteNamespace(c kubernetes.Interface, name string) error {
timeout := time.Duration(deployTimeout) * time.Minute
err := c.CoreV1().Namespaces().Delete(context.TODO(), name, metav1.DeleteOptions{})
if err != nil && !apierrs.IsNotFound(err) {
return err
return fmt.Errorf("failed to delete namespace: %w", err)
}
return wait.PollImmediate(poll, timeout, func() (bool, error) {
_, err = c.CoreV1().Namespaces().Get(context.TODO(), name, metav1.GetOptions{})

9
e2e/node.go
View File

@ -3,6 +3,7 @@ package e2e
import (
"context"
"errors"
"fmt"
core "k8s.io/api/core/v1"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
@ -15,7 +16,7 @@ func createNodeLabel(f *framework.Framework, labelKey, labelValue string) error
// the same label values, which is fine for the test
nodes, err := f.ClientSet.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return err
return fmt.Errorf("failed to list node: %w", err)
}
for i := range nodes.Items {
framework.AddOrUpdateLabelOnNode(f.ClientSet, nodes.Items[i].Name, labelKey, labelValue)
@ -26,7 +27,7 @@ func createNodeLabel(f *framework.Framework, labelKey, labelValue string) error
func deleteNodeLabel(c kubernetes.Interface, labelKey string) error {
nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return err
return fmt.Errorf("failed to list node: %w", err)
}
for i := range nodes.Items {
framework.RemoveLabelOffNode(c, nodes.Items[i].Name, labelKey)
@ -37,7 +38,7 @@ func deleteNodeLabel(c kubernetes.Interface, labelKey string) error {
func checkNodeHasLabel(c kubernetes.Interface, labelKey, labelValue string) error {
nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return err
return fmt.Errorf("failed to list node: %w", err)
}
for i := range nodes.Items {
framework.ExpectNodeHasLabel(c, nodes.Items[i].Name, labelKey, labelValue)
@ -50,7 +51,7 @@ func checkNodeHasLabel(c kubernetes.Interface, labelKey, labelValue string) erro
func getKubeletIP(c kubernetes.Interface) (string, error) {
nodes, err := c.CoreV1().Nodes().List(context.TODO(), metav1.ListOptions{})
if err != nil {
return "", err
return "", fmt.Errorf("failed to list node: %w", err)
}
for _, address := range nodes.Items[0].Status.Addresses {

8
e2e/pod.go
View File

@ -257,7 +257,7 @@ func loadApp(path string) (*v1.Pod, error) {
func createApp(c kubernetes.Interface, app *v1.Pod, timeout int) error {
_, err := c.CoreV1().Pods(app.Namespace).Create(context.TODO(), app, metav1.CreateOptions{})
if err != nil {
return err
return fmt.Errorf("failed to create app: %w", err)
}
return waitForPodInRunningState(app.Name, app.Namespace, c, timeout)
}
@ -269,7 +269,7 @@ func waitForPodInRunningState(name, ns string, c kubernetes.Interface, t int) er
return wait.PollImmediate(poll, timeout, func() (bool, error) {
pod, err := c.CoreV1().Pods(ns).Get(context.TODO(), name, metav1.GetOptions{})
if err != nil {
return false, err
return false, fmt.Errorf("failed to get app: %w", err)
}
switch pod.Status.Phase {
case v1.PodRunning:
@ -286,7 +286,7 @@ func deletePod(name, ns string, c kubernetes.Interface, t int) error {
timeout := time.Duration(t) * time.Minute
err := c.CoreV1().Pods(ns).Delete(context.TODO(), name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete app: %w", err)
}
start := time.Now()
e2elog.Logf("Waiting for pod %v to be deleted", name)
@ -298,7 +298,7 @@ func deletePod(name, ns string, c kubernetes.Interface, t int) error {
}
e2elog.Logf("%s app to be deleted (%d seconds elapsed)", name, int(time.Since(start).Seconds()))
if err != nil {
return false, err
return false, fmt.Errorf("failed to get app: %w", err)
}
return false, nil
})

28
e2e/pvc.go
View File

@ -32,7 +32,7 @@ func createPVCAndvalidatePV(c kubernetes.Interface, pvc *v1.PersistentVolumeClai
var err error
_, err = c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Create(context.TODO(), pvc, metav1.CreateOptions{})
if err != nil {
return err
return fmt.Errorf("failed to create pvc: %w", err)
}
if timeout == 0 {
return nil
@ -52,7 +52,7 @@ func createPVCAndvalidatePV(c kubernetes.Interface, pvc *v1.PersistentVolumeClai
if apierrs.IsNotFound(err) {
return false, nil
}
return false, err
return false, fmt.Errorf("failed to get pvc: %w", err)
}
if pvc.Spec.VolumeName == "" {
@ -61,7 +61,7 @@ func createPVCAndvalidatePV(c kubernetes.Interface, pvc *v1.PersistentVolumeClai
pv, err = c.CoreV1().PersistentVolumes().Get(context.TODO(), pvc.Spec.VolumeName, metav1.GetOptions{})
if err != nil {
return false, err
return false, fmt.Errorf("failed to get pv: %w", err)
}
if apierrs.IsNotFound(err) {
return false, nil
@ -77,20 +77,23 @@ func createPVCAndvalidatePV(c kubernetes.Interface, pvc *v1.PersistentVolumeClai
func createPVCAndPV(c kubernetes.Interface, pvc *v1.PersistentVolumeClaim, pv *v1.PersistentVolume) error {
_, err := c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Create(context.TODO(), pvc, metav1.CreateOptions{})
if err != nil {
return err
return fmt.Errorf("failed to create pvc: %w", err)
}
_, err = c.CoreV1().PersistentVolumes().Create(context.TODO(), pv, metav1.CreateOptions{})
if err != nil {
return fmt.Errorf("failed to create pv: %w", err)
}
return err
}
func deletePVCAndPV(c kubernetes.Interface, pvc *v1.PersistentVolumeClaim, pv *v1.PersistentVolume, t int) error {
err := c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Delete(context.TODO(), pvc.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pvc: %w", err)
}
err = c.CoreV1().PersistentVolumes().Delete(context.TODO(), pv.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pv: %w", err)
}
timeout := time.Duration(t) * time.Minute
@ -116,7 +119,7 @@ func deletePVCAndPV(c kubernetes.Interface, pvc *v1.PersistentVolumeClaim, pv *v
return true, nil
})
if err != nil {
return err
return fmt.Errorf("failed to poll: %w", err)
}
start = time.Now()
@ -159,11 +162,11 @@ func deletePVCAndValidatePV(c kubernetes.Interface, pvc *v1.PersistentVolumeClai
pvc, err = c.CoreV1().PersistentVolumeClaims(nameSpace).Get(context.TODO(), name, metav1.GetOptions{})
if err != nil {
return err
return fmt.Errorf("failed to get pvc: %w", err)
}
pv, err := c.CoreV1().PersistentVolumes().Get(context.TODO(), pvc.Spec.VolumeName, metav1.GetOptions{})
if err != nil {
return err
return fmt.Errorf("failed to get pv: %w", err)
}
err = c.CoreV1().PersistentVolumeClaims(nameSpace).Delete(context.TODO(), name, metav1.DeleteOptions{})
@ -201,12 +204,15 @@ func getBoundPV(client kubernetes.Interface, pvc *v1.PersistentVolumeClaim) (*v1
// Get new copy of the claim
claim, err := client.CoreV1().PersistentVolumeClaims(pvc.Namespace).Get(context.TODO(), pvc.Name, metav1.GetOptions{})
if err != nil {
return nil, err
return nil, fmt.Errorf("failed to get pvc: %w", err)
}
// Get the bound PV
pv, err := client.CoreV1().PersistentVolumes().Get(context.TODO(), claim.Spec.VolumeName, metav1.GetOptions{})
return pv, err
if err != nil {
return nil, fmt.Errorf("failed to get pv: %w", err)
}
return pv, nil
}
func checkPVSelectorValuesForPVC(f *framework.Framework, pvc *v1.PersistentVolumeClaim) error {

4
e2e/rbd_helper.go
View File

@ -157,12 +157,12 @@ func getImageInfoFromPVC(pvcNamespace, pvcName string, f *framework.Framework) (
c := f.ClientSet.CoreV1()
pvc, err := c.PersistentVolumeClaims(pvcNamespace).Get(context.TODO(), pvcName, metav1.GetOptions{})
if err != nil {
return imageData, err
return imageData, fmt.Errorf("failed to get pvc: %w", err)
}
pv, err := c.PersistentVolumes().Get(context.TODO(), pvc.Spec.VolumeName, metav1.GetOptions{})
if err != nil {
return imageData, err
return imageData, fmt.Errorf("failed to get pv: %w", err)
}
imageIDRegex := regexp.MustCompile(`(\w+\-?){5}$`)

4
e2e/resize.go
View File

@ -40,7 +40,7 @@ func expandPVCSize(c kubernetes.Interface, pvc *v1.PersistentVolumeClaim, size s
if isRetryableAPIError(err) {
return false, nil
}
return false, err
return false, fmt.Errorf("failed to get pvc: %w", err)
}
pvcConditions := updatedPVC.Status.Conditions
if len(pvcConditions) > 0 {
@ -92,7 +92,7 @@ func resizePVCAndValidateSize(pvcPath, appPath string, f *framework.Framework) e
pvc, err = f.ClientSet.CoreV1().PersistentVolumeClaims(pvc.Namespace).Get(context.TODO(), pvc.Name, metav1.GetOptions{})
if err != nil {
return err
return fmt.Errorf("failed to get pvc: %w", err)
}
if *pvc.Spec.VolumeMode == v1.PersistentVolumeFilesystem {
err = checkDirSize(app, f, &opt, size)

13
e2e/snapshot.go
View File

@ -49,7 +49,7 @@ func createSnapshot(snap *snapapi.VolumeSnapshot, t int) error {
}
_, err = sclient.SnapshotV1beta1().VolumeSnapshots(snap.Namespace).Create(context.TODO(), snap, metav1.CreateOptions{})
if err != nil {
return err
return fmt.Errorf("failed to create volumesnapshot: %w", err)
}
e2elog.Logf("snapshot with name %v created in %v namespace", snap.Name, snap.Namespace)
@ -69,7 +69,7 @@ func createSnapshot(snap *snapapi.VolumeSnapshot, t int) error {
if apierrs.IsNotFound(err) {
return false, nil
}
return false, err
return false, fmt.Errorf("failed to get volumesnapshot: %w", err)
}
if snaps.Status == nil || snaps.Status.ReadyToUse == nil {
return false, nil
@ -89,7 +89,7 @@ func deleteSnapshot(snap *snapapi.VolumeSnapshot, t int) error {
}
err = sclient.SnapshotV1beta1().VolumeSnapshots(snap.Namespace).Delete(context.TODO(), snap.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete volumesnapshot: %w", err)
}
timeout := time.Duration(t) * time.Minute
@ -166,6 +166,9 @@ func createCephFSSnapshotClass(f *framework.Framework) error {
return err
}
_, err = sclient.SnapshotV1beta1().VolumeSnapshotClasses().Create(context.TODO(), &sc, metav1.CreateOptions{})
if err != nil {
return fmt.Errorf("failed to create volumesnapshotclass: %w", err)
}
return err
}
@ -176,12 +179,12 @@ func getVolumeSnapshotContent(namespace, snapshotName string) (*snapapi.VolumeSn
}
snapshot, err := sclient.SnapshotV1beta1().VolumeSnapshots(namespace).Get(context.TODO(), snapshotName, metav1.GetOptions{})
if err != nil {
return nil, err
return nil, fmt.Errorf("failed to get volumesnapshot: %w", err)
}
volumeSnapshotContent, err := sclient.SnapshotV1beta1().VolumeSnapshotContents().Get(context.TODO(), *snapshot.Status.BoundVolumeSnapshotContentName, metav1.GetOptions{})
if err != nil {
return nil, err
return nil, fmt.Errorf("failed to get volumesnapshotcontent: %w", err)
}
return volumeSnapshotContent, nil
}

26
e2e/staticpvc.go
View File

@ -152,12 +152,12 @@ func validateRBDStaticPV(f *framework.Framework, appPath string, isBlock bool) e
err = c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Delete(context.TODO(), pvc.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pvc: %w", err)
}
err = c.CoreV1().PersistentVolumes().Delete(context.TODO(), pv.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pv: %w", err)
}
cmd = fmt.Sprintf("rbd rm %s %s", rbdImageName, rbdOptions(defaultRBDPool))
@ -208,7 +208,7 @@ func validateCephFsStaticPV(f *framework.Framework, appPath, scPath string) erro
return err
}
if e != "" {
return fmt.Errorf("failed to create subvolumegroup %s", e)
return fmt.Errorf("failed to create subvolumegroup: %s", e)
}
// create subvolume
@ -218,7 +218,7 @@ func validateCephFsStaticPV(f *framework.Framework, appPath, scPath string) erro
return err
}
if e != "" {
return fmt.Errorf("failed to create subvolume %s", e)
return fmt.Errorf("failed to create subvolume: %s", e)
}
// get rootpath
@ -251,7 +251,7 @@ func validateCephFsStaticPV(f *framework.Framework, appPath, scPath string) erro
secret.Namespace = cephCSINamespace
_, err = c.CoreV1().Secrets(cephCSINamespace).Create(context.TODO(), &secret, metav1.CreateOptions{})
if err != nil {
return fmt.Errorf("failed to create secret, error %w", err)
return fmt.Errorf("failed to create secret: %w", err)
}
opt["clusterID"] = fsID
@ -261,45 +261,45 @@ func validateCephFsStaticPV(f *framework.Framework, appPath, scPath string) erro
pv := getStaticPV(pvName, pvName, "4Gi", secretName, cephCSINamespace, sc, "cephfs.csi.ceph.com", false, opt)
_, err = c.CoreV1().PersistentVolumes().Create(context.TODO(), pv, metav1.CreateOptions{})
if err != nil {
return fmt.Errorf("failed to create PV, error %w", err)
return fmt.Errorf("failed to create PV: %w", err)
}
pvc := getStaticPVC(pvcName, pvName, size, namespace, sc, false)
_, err = c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Create(context.TODO(), pvc, metav1.CreateOptions{})
if err != nil {
return fmt.Errorf("failed to create PVC, error %w", err)
return fmt.Errorf("failed to create PVC: %w", err)
}
// bind pvc to app
app, err := loadApp(appPath)
if err != nil {
return fmt.Errorf("failed to load app, error %w", err)
return fmt.Errorf("failed to load app: %w", err)
}
app.Namespace = namespace
app.Spec.Volumes[0].PersistentVolumeClaim.ClaimName = pvcName
err = createApp(f.ClientSet, app, deployTimeout)
if err != nil {
return fmt.Errorf("failed to create pod, error %w", err)
return fmt.Errorf("failed to create pod: %w", err)
}
err = deletePod(app.Name, namespace, f.ClientSet, deployTimeout)
if err != nil {
return fmt.Errorf("failed to delete pod, error %w", err)
return fmt.Errorf("failed to delete pod: %w", err)
}
err = c.CoreV1().PersistentVolumeClaims(pvc.Namespace).Delete(context.TODO(), pvc.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pvc: %w", err)
}
err = c.CoreV1().PersistentVolumes().Delete(context.TODO(), pv.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete pv: %w", err)
}
err = c.CoreV1().Secrets(cephCSINamespace).Delete(context.TODO(), secret.Name, metav1.DeleteOptions{})
if err != nil {
return err
return fmt.Errorf("failed to delete secret: %w", err)
}
// delete subvolume

2
e2e/utils.go
View File

@ -78,7 +78,7 @@ func getMons(ns string, c kubernetes.Interface) ([]string, error) {
svcList, err := c.CoreV1().Services(ns).List(context.TODO(), opt)
if err != nil {
return services, err
return services, fmt.Errorf("failed to list services: %w", err)
}
for i := range svcList.Items {
s := fmt.Sprintf("%s.%s.svc.cluster.local:%d", svcList.Items[i].Name, svcList.Items[i].Namespace, svcList.Items[i].Spec.Ports[0].Port)

4
internal/controller/controller.go
View File

@ -16,6 +16,8 @@ limitations under the License.
package controller
import (
"fmt"
"github.com/ceph/ceph-csi/internal/util"
clientConfig "sigs.k8s.io/controller-runtime/pkg/client/config"
@ -44,7 +46,7 @@ func addToManager(mgr manager.Manager, config Config) error {
for _, c := range ControllerList {
err := c.Add(mgr, config)
if err != nil {
return err
return fmt.Errorf("failed to add: %w", err)
}
}
return nil

2
internal/controller/persistentvolume/persistentvolume.go
View File

@ -78,7 +78,7 @@ func add(mgr manager.Manager, r reconcile.Reconciler) error {
// Watch for changes to PersistentVolumes
err = c.Watch(&source.Kind{Type: &corev1.PersistentVolume{}}, &handler.EnqueueRequestForObject{})
if err != nil {
return err
return fmt.Errorf("failed to watch the changes: %w", err)
}
return nil
}

8
internal/journal/voljournal.go
View File

@ -243,7 +243,7 @@ func (cj *Config) Connect(monitors, namespace string, cr *util.Credentials) (*Co
cj.namespace = namespace
cc := &util.ClusterConnection{}
if err := cc.Connect(monitors, cr); err != nil {
return nil, err
return nil, fmt.Errorf("failed to establish the connection: %w", err)
}
conn := &Connection{
config: cj,
@ -321,7 +321,7 @@ func (conn *Connection) CheckReservation(ctx context.Context,
buf64, err = hex.DecodeString(savedImagePoolIDStr)
if err != nil {
return nil, err
return nil, fmt.Errorf("failed to decode string: %w", err)
}
savedImagePoolID = int64(binary.BigEndian.Uint64(buf64))
@ -470,7 +470,7 @@ func reserveOMapName(ctx context.Context, monitors string, cr *util.Credentials,
continue
}
return "", err
return "", fmt.Errorf("failed to create omap object for oMapNamePrefix+iterUUID=%s: %w", oMapNamePrefix+iterUUID, err)
}
return iterUUID, nil
@ -674,7 +674,7 @@ func (conn *Connection) GetImageAttributes(ctx context.Context, pool, objectUUID
var buf64 []byte
buf64, err = hex.DecodeString(journalPoolIDStr)
if err != nil {
return nil, err
return nil, fmt.Errorf("failed to decode string: %w", err)
}
imageAttributes.JournalPoolID = int64(binary.BigEndian.Uint64(buf64))
}