help message when in simulation mode

weed/shell/command_collection_delete.go

@@ -35,6 +35,7 @@ func (c *commandCollectionDelete) Do(args []string, commandEnv *CommandEnv, writ
 	if err = colDeleteCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyBalancing, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_ec_balance.go

@@ -106,6 +106,7 @@ func (c *commandEcBalance) Do(args []string, commandEnv *CommandEnv, writer io.W
 	if err = balanceCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyBalancing, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_ec_decode.go

@@ -46,6 +46,7 @@ func (c *commandEcDecode) Do(args []string, commandEnv *CommandEnv, writer io.Wr
 	if err = encodeCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *forceChanges, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_ec_rebuild.go

@@ -63,6 +63,7 @@ func (c *commandEcRebuild) Do(args []string, commandEnv *CommandEnv, writer io.W
 	if err = fixCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyChanges, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_fs_configure.go

@@ -71,6 +71,7 @@ func (c *commandFsConfigure) Do(args []string, commandEnv *CommandEnv, writer io
 	}
 
 	if *locationPrefix != "" {
+		infoAboutSimulationMode(writer, *apply, "-apply")
 		locConf := &filer_pb.FilerConf_PathConf{
 			LocationPrefix:    *locationPrefix,
 			Collection:        *collection,
@@ -128,3 +129,10 @@ func (c *commandFsConfigure) Do(args []string, commandEnv *CommandEnv, writer io
 	return nil
 
 }
+
+func infoAboutSimulationMode(writer io.Writer, forceMode bool, forceModeOption string) {
+	if forceMode {
+		return
+	}
+	fmt.Fprintf(writer, "Running in simulation mode. Use \"%s\" option to apply the changes.\n", forceModeOption)
+}

weed/shell/command_remote_mount_buckets.go

@@ -46,10 +46,10 @@ func (c *commandRemoteMountBuckets) Do(args []string, commandEnv *CommandEnv, wr
 	bucketPattern := remoteMountBucketsCommand.String("bucketPattern", "", "match existing bucket name with wildcard characters '*' and '?'")
 	trimBucketSuffix := remoteMountBucketsCommand.Bool("trimBucketSuffix", true, "remote suffix auto generated by 'weed filer.remote.sync'")
 	apply := remoteMountBucketsCommand.Bool("apply", false, "apply the mount for listed buckets")
-
 	if err = remoteMountBucketsCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *apply, "-apply")
 
 	if *remote == "" {
 		_, err = listExistingRemoteStorageMounts(commandEnv, writer)

weed/shell/command_s3_bucket_quota_check.go

@@ -36,6 +36,7 @@ func (c *commandS3BucketQuotaEnforce) Do(args []string, commandEnv *CommandEnv,
 	if err = bucketCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyQuotaLimit, "-apply")
 
 	// collect collection information
 	topologyInfo, _, err := collectTopologyInfo(commandEnv, 0)

weed/shell/command_s3_configure.go

@@ -42,7 +42,6 @@ func (c *commandS3Configure) Do(args []string, commandEnv *CommandEnv, writer io
 	secretKey := s3ConfigureCommand.String("secret_key", "", "specify the secret key")
 	isDelete := s3ConfigureCommand.Bool("delete", false, "delete users, actions or access keys")
 	apply := s3ConfigureCommand.Bool("apply", false, "update and apply s3 configuration")
-
 	if err = s3ConfigureCommand.Parse(args); err != nil {
 		return nil
 	}
@@ -83,6 +82,7 @@ func (c *commandS3Configure) Do(args []string, commandEnv *CommandEnv, writer io
 		}
 	}
 	if changed {
+		infoAboutSimulationMode(writer, *apply, "-apply")
 		if *isDelete {
 			var exists []int
 			for _, cmdAction := range cmdActions {
@@ -151,6 +151,7 @@ func (c *commandS3Configure) Do(args []string, commandEnv *CommandEnv, writer io
 			}
 		}
 	} else if *user != "" && *actions != "" {
+		infoAboutSimulationMode(writer, *apply, "-apply")
 		identity := iam_pb.Identity{
 			Name:        *user,
 			Actions:     cmdActions,

weed/shell/command_volume_balance.go

@@ -70,6 +70,7 @@ func (c *commandVolumeBalance) Do(args []string, commandEnv *CommandEnv, writer
 	if err = balanceCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyBalancing, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_volume_check_disk.go

@@ -51,6 +51,7 @@ func (c *commandVolumeCheckDisk) Do(args []string, commandEnv *CommandEnv, write
 	if err = fsckCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyChanges, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_volume_delete_empty.go

@@ -39,6 +39,7 @@ func (c *commandVolumeDeleteEmpty) Do(args []string, commandEnv *CommandEnv, wri
 	if err = volDeleteCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyBalancing, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_volume_server_evacuate.go

@@ -52,6 +52,7 @@ func (c *commandVolumeServerEvacuate) Do(args []string, commandEnv *CommandEnv,
 	if err = vsEvacuateCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyChange, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return

weed/shell/command_volume_tier_move.go

@@ -61,6 +61,7 @@ func (c *commandVolumeTierMove) Do(args []string, commandEnv *CommandEnv, writer
 	if err = tierCommand.Parse(args); err != nil {
 		return nil
 	}
+	infoAboutSimulationMode(writer, *applyChange, "-force")
 
 	if err = commandEnv.confirmIsLocked(args); err != nil {
 		return