cleanup: Modifies Wrapcheck linter

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>

internal/controller/controller.go

@@ -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

internal/controller/persistentvolume/persistentvolume.go

@@ -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
 }

internal/journal/voljournal.go

@@ -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))
 	}