add velero server flag to allow default restic use on all pod volumes

Signed-off-by: Ashish Amarnath <ashisham@vmware.com>

pkg/cmd/server/server.go

@@ -126,6 +126,7 @@ type serverConfig struct {
 	profilerAddress                                                         string
 	formatFlag                                                              *logging.FormatFlag
 	defaultResticMaintenanceFrequency                                       time.Duration
+	defaultRestic                                                           bool
 }
 
 type controllerRunInfo struct {
@@ -152,6 +153,7 @@ func NewCommand(f client.Factory) *cobra.Command {
 			resourceTerminatingTimeout:        defaultResourceTerminatingTimeout,
 			formatFlag:                        logging.NewFormatFlag(),
 			defaultResticMaintenanceFrequency: restic.DefaultMaintenanceFrequency,
+			defaultRestic:                     restic.DefaultRestic,
 		}
 	)
 
@@ -213,6 +215,7 @@ func NewCommand(f client.Factory) *cobra.Command {
 	command.Flags().DurationVar(&config.resourceTerminatingTimeout, "terminating-resource-timeout", config.resourceTerminatingTimeout, "how long to wait on persistent volumes and namespaces to terminate during a restore before timing out")
 	command.Flags().DurationVar(&config.defaultBackupTTL, "default-backup-ttl", config.defaultBackupTTL, "how long to wait by default before backups can be garbage collected")
 	command.Flags().DurationVar(&config.defaultResticMaintenanceFrequency, "default-restic-prune-frequency", config.defaultResticMaintenanceFrequency, "how often 'restic prune' is run for restic repositories by default")
+	command.Flags().BoolVar(&config.defaultRestic, "default-restic", config.defaultRestic, "backup all volumes with restic by default")
 
 	return command
 }
@@ -637,6 +640,7 @@ func (s *server) runControllers(defaultVolumeSnapshotLocations map[string]string
 			podexec.NewPodCommandExecutor(s.kubeClientConfig, s.kubeClient.CoreV1().RESTClient()),
 			s.resticManager,
 			s.config.podVolumeOperationTimeout,
+			s.config.defaultRestic,
 		)
 		cmd.CheckError(err)