[#483] cli: Allow to split object on the client side

Signed-off-by: Anton Nikiforov <an.nikiforov@yadro.com>

cmd/frostfs-cli/modules/object/put.go

@@ -23,9 +23,10 @@ import (
 )
 
 const (
-	noProgressFlag   = "no-progress"
-	notificationFlag = "notify"
-	copiesNumberFlag = "copies-number"
+	noProgressFlag     = "no-progress"
+	notificationFlag   = "notify"
+	copiesNumberFlag   = "copies-number"
+	prepareLocallyFlag = "prepare-locally"
 )
 
 var putExpiredOn uint64
@@ -54,6 +55,7 @@ func initObjectPutCmd() {
 	flags.Bool("disable-timestamp", false, "Do not set well-known timestamp attribute")
 	flags.Uint64VarP(&putExpiredOn, commonflags.ExpireAt, "e", 0, "The last active epoch in the life of the object")
 	flags.Bool(noProgressFlag, false, "Do not show progress bar")
+	flags.Bool(prepareLocallyFlag, false, "Generate object header on the client side (for big object - split locally too)")
 
 	flags.String(notificationFlag, "", "Object notification in the form of *epoch*:*topic*; '-' topic means using default")
 	flags.Bool(binaryFlag, false, "Deserialize object structure from given file.")
@@ -102,7 +104,11 @@ func putObject(cmd *cobra.Command, _ []string) {
 	}
 
 	var prm internalclient.PutObjectPrm
-	ReadOrOpenSession(cmd, &prm, pk, cnr, nil)
+	if prepareLocally, _ := cmd.Flags().GetBool(prepareLocallyFlag); prepareLocally {
+		prm.PrepareLocally()
+	} else {
+		ReadOrOpenSession(cmd, &prm, pk, cnr, nil)
+	}
 	Prepare(cmd, &prm)
 	prm.SetHeader(obj)
 
@@ -121,15 +127,7 @@ func putObject(cmd *cobra.Command, _ []string) {
 
 	copyNum, err := cmd.Flags().GetString(copiesNumberFlag)
 	commonCmd.ExitOnErr(cmd, "can't parse object copies numbers information: %w", err)
-	if len(copyNum) > 0 {
-		var cn []uint32
-		for _, num := range strings.Split(copyNum, ",") {
-			val, err := strconv.ParseUint(num, 10, 32)
-			commonCmd.ExitOnErr(cmd, "can't parse object copies numbers information: %w", err)
-			cn = append(cn, uint32(val))
-		}
-		prm.SetCopiesNumberByVectors(cn)
-	}
+	prm.SetCopiesNumberByVectors(parseCopyNumber(cmd, copyNum))
 
 	res, err := internalclient.PutObject(cmd.Context(), prm)
 	if p != nil {
@@ -141,6 +139,18 @@ func putObject(cmd *cobra.Command, _ []string) {
 	cmd.Printf("  OID: %s\n  CID: %s\n", res.ID(), cnr)
 }
 
+func parseCopyNumber(cmd *cobra.Command, copyNum string) []uint32 {
+	var cn []uint32
+	if len(copyNum) > 0 {
+		for _, num := range strings.Split(copyNum, ",") {
+			val, err := strconv.ParseUint(num, 10, 32)
+			commonCmd.ExitOnErr(cmd, "can't parse object copies numbers information: %w", err)
+			cn = append(cn, uint32(val))
+		}
+	}
+	return cn
+}
+
 func readFilePayload(filename string, cmd *cobra.Command) (io.Reader, cid.ID, user.ID) {
 	buf, err := os.ReadFile(filename)
 	commonCmd.ExitOnErr(cmd, "unable to read given file: %w", err)