iscsi: correct error message format

Signed-off-by: Humble Chirammal <[email protected]>

pkg/iscsi/driver.go

@@ -41,7 +41,7 @@ const (
 var version = "0.1.0"
 
 func NewDriver(nodeID, endpoint string) *driver {
-	klog.Infof("Driver: %v version: %v", driverName, version)
+	klog.Infof("driver: %v version: %v", driverName, version)
 
 	d := &driver{
 		name:     driverName,
@@ -82,7 +82,7 @@ func (d *driver) Run() {
 func (d *driver) AddVolumeCapabilityAccessModes(vc []csi.VolumeCapability_AccessMode_Mode) []*csi.VolumeCapability_AccessMode {
 	var vca []*csi.VolumeCapability_AccessMode
 	for _, c := range vc {
-		klog.Infof("Enabling volume access mode: %v", c.String())
+		klog.Infof("enabling volume access mode: %v", c.String())
 		vca = append(vca, &csi.VolumeCapability_AccessMode{Mode: c})
 	}
 	d.cap = vca
@@ -93,7 +93,7 @@ func (d *driver) AddControllerServiceCapabilities(cl []csi.ControllerServiceCapa
 	var csc []*csi.ControllerServiceCapability
 
 	for _, c := range cl {
-		klog.Infof("Enabling controller service capability: %v", c.String())
+		klog.Infof("enabling controller service capability: %v", c.String())
 		csc = append(csc, NewControllerServiceCapability(c))
 	}
 

pkg/iscsi/identityserver.go

@@ -29,7 +29,7 @@ type IdentityServer struct {
 }
 
 func (ids *IdentityServer) GetPluginInfo(ctx context.Context, req *csi.GetPluginInfoRequest) (*csi.GetPluginInfoResponse, error) {
-	klog.V(5).Infof("Using default GetPluginInfo")
+	klog.V(5).Infof("using default GetPluginInfo")
 
 	if ids.Driver.name == "" {
 		return nil, status.Error(codes.Unavailable, "Driver name not configured")
@@ -50,7 +50,7 @@ func (ids *IdentityServer) Probe(ctx context.Context, req *csi.ProbeRequest) (*c
 }
 
 func (ids *IdentityServer) GetPluginCapabilities(ctx context.Context, req *csi.GetPluginCapabilitiesRequest) (*csi.GetPluginCapabilitiesResponse, error) {
-	klog.V(5).Infof("Using default capabilities")
+	klog.V(5).Infof("using default capabilities")
 
 	return &csi.GetPluginCapabilitiesResponse{
 		Capabilities: []*csi.PluginCapability{

pkg/iscsi/iscsi.go

@@ -35,7 +35,7 @@ func getISCSIInfo(req *csi.NodePublishVolumeRequest) (*iscsiDisk, error) {
 	iqn := req.GetVolumeContext()["iqn"]
 	lun := req.GetVolumeContext()["lun"]
 	if tp == "" || iqn == "" || lun == "" {
-		return nil, fmt.Errorf("iSCSI target information is missing")
+		return nil, fmt.Errorf("ISCSI target information is missing")
 	}
 
 	portalList := req.GetVolumeContext()["portals"]

pkg/iscsi/iscsi_util.go

@@ -58,8 +58,7 @@ func (util *ISCSIUtil) AttachDisk(b iscsiDiskMounter) (string, error) {
 	iscsiInfoPath := getIscsiInfoPath(b.VolName)
 	err = iscsiLib.PersistConnector(b.connector, iscsiInfoPath)
 	if err != nil {
-		klog.Errorf("failed to persist connection info: %v", err)
-		klog.Errorf("disconnecting volume and failing the publish request because persistence files are required for reliable Unpublish")
+		klog.Errorf("failed to persist connection info: %v, disconnecting volume and failing the publish request because persistence files are required for reliable Unpublish", err)
 		return "", fmt.Errorf("unable to create persistence file for connection")
 	}
 
@@ -89,7 +88,7 @@ func (util *ISCSIUtil) DetachDisk(c iscsiDiskUnmounter, targetPath string) error
 	if pathExists, pathErr := mount.PathExists(targetPath); pathErr != nil {
 		return fmt.Errorf("error checking if path exists: %v", pathErr)
 	} else if !pathExists {
-		klog.Warningf("Warning: Unmount skipped because path does not exist: %v", targetPath)
+		klog.Warningf("warning: Unmount skipped because path does not exist: %v", targetPath)
 		return nil
 	}
 	iscsiInfoPath := getIscsiInfoPath(c.VolName)

pkg/iscsi/nodeserver.go

@@ -29,13 +29,13 @@ type nodeServer struct {
 
 func (ns *nodeServer) NodePublishVolume(ctx context.Context, req *csi.NodePublishVolumeRequest) (*csi.NodePublishVolumeResponse, error) {
 	if req.GetVolumeCapability() == nil {
-		return nil, status.Error(codes.InvalidArgument, "Volume capability missing in request")
+		return nil, status.Error(codes.InvalidArgument, "volume capability missing in request")
 	}
 	if len(req.GetVolumeId()) == 0 {
-		return nil, status.Error(codes.InvalidArgument, "Volume ID missing in request")
+		return nil, status.Error(codes.InvalidArgument, "volumeID missing in request")
 	}
 	if len(req.GetTargetPath()) == 0 {
-		return nil, status.Error(codes.InvalidArgument, "Target path not provided")
+		return nil, status.Error(codes.InvalidArgument, "targetPath not provided")
 	}
 
 	iscsiInfo, err := getISCSIInfo(req)

pkg/iscsi/server.go

@@ -50,7 +50,6 @@ type nonBlockingGRPCServer struct {
 }
 
 func (s *nonBlockingGRPCServer) Start(endpoint string, ids csi.IdentityServer, cs csi.ControllerServer, ns csi.NodeServer) {
-
 	s.wg.Add(1)
 
 	go s.serve(endpoint, ids, cs, ns)
@@ -71,7 +70,6 @@ func (s *nonBlockingGRPCServer) ForceStop() {
 }
 
 func (s *nonBlockingGRPCServer) serve(endpoint string, ids csi.IdentityServer, cs csi.ControllerServer, ns csi.NodeServer) {
-
 	proto, addr, err := ParseEndpoint(endpoint)
 	if err != nil {
 		klog.Fatal(err.Error())
@@ -80,13 +78,13 @@ func (s *nonBlockingGRPCServer) serve(endpoint string, ids csi.IdentityServer, c
 	if proto == "unix" {
 		addr = "/" + addr
 		if err := os.Remove(addr); err != nil && !os.IsNotExist(err) {
-			klog.Fatalf("Failed to remove %s, error: %s", addr, err.Error())
+			klog.Fatalf("failed to remove %s, error: %s", addr, err.Error())
 		}
 	}
 
 	listener, err := net.Listen(proto, addr)
 	if err != nil {
-		klog.Fatalf("Failed to listen: %v", err)
+		klog.Fatalf("failed to listen: %v", err)
 	}
 
 	opts := []grpc.ServerOption{
@@ -104,10 +102,9 @@ func (s *nonBlockingGRPCServer) serve(endpoint string, ids csi.IdentityServer, c
 	if ns != nil {
 		csi.RegisterNodeServer(server, ns)
 	}
-	klog.Infof("Listening for connections on address: %#v", listener.Addr())
+	klog.Infof("listening for connections on address: %#v", listener.Addr())
 	err = server.Serve(listener)
 	if err != nil {
-		klog.Fatalf("Failed to serve requests: %v", err)
+		klog.Fatalf("failed to serve requests: %v", err)
 	}
-
 }