[#1337] cli: Add control shards rebuild command

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>

cmd/frostfs-cli/modules/control/rebuild_shards.go

@@ -0,0 +1,88 @@
+package control
+
+import (
+	"fmt"
+
+	rawclient "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
+	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
+	"github.com/mr-tron/base58"
+	"github.com/spf13/cobra"
+)
+
+const (
+	fillPercentFlag = "fill_percent"
+)
+
+var shardsRebuildCmd = &cobra.Command{
+	Use:   "rebuild",
+	Short: "Rebuild shards",
+	Long:  "Rebuild reclaims storage occupied by dead objects and adjusts the storage structure according to the configuration (for blobovnicza only now)",
+	Run:   shardsRebuild,
+}
+
+func shardsRebuild(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+
+	req := &control.StartShardRebuildRequest{
+		Body: &control.StartShardRebuildRequest_Body{
+			Shard_ID:          getShardIDList(cmd),
+			TargetFillPercent: getFillPercentValue(cmd),
+			ConcurrencyLimit:  getConcurrencyValue(cmd),
+		},
+	}
+
+	signRequest(cmd, pk, req)
+
+	cli := getClient(cmd, pk)
+
+	var resp *control.StartShardRebuildResponse
+	var err error
+	err = cli.ExecRaw(func(client *rawclient.Client) error {
+		resp, err = control.StartShardRebuild(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	var success, failed uint
+	for _, res := range resp.GetBody().GetResults() {
+		if res.GetSuccess() {
+			success++
+			cmd.Printf("Shard %s: OK\n", base58.Encode(res.GetShard_ID()))
+		} else {
+			failed++
+			cmd.Printf("Shard %s: failed with error %q\n", base58.Encode(res.GetShard_ID()), res.GetError())
+		}
+	}
+	cmd.Printf("Total: %d success, %d failed\n", success, failed)
+}
+
+func getFillPercentValue(cmd *cobra.Command) uint32 {
+	v, _ := cmd.Flags().GetUint32(fillPercentFlag)
+	if v <= 0 || v > 100 {
+		commonCmd.ExitOnErr(cmd, "invalid fill_percent value", fmt.Errorf("fill_percent value must be (0, 100], current value: %d", v))
+	}
+	return v
+}
+
+func getConcurrencyValue(cmd *cobra.Command) uint32 {
+	v, _ := cmd.Flags().GetUint32(concurrencyFlag)
+	if v <= 0 || v > 10000 {
+		commonCmd.ExitOnErr(cmd, "invalid concurrency value", fmt.Errorf("concurrency value must be (0, 10 000], current value: %d", v))
+	}
+	return v
+}
+
+func initControlShardRebuildCmd() {
+	initControlFlags(shardsRebuildCmd)
+
+	flags := shardsRebuildCmd.Flags()
+	flags.StringSlice(shardIDFlag, nil, "List of shard IDs in base58 encoding")
+	flags.Bool(shardAllFlag, false, "Process all shards")
+	flags.Uint32(fillPercentFlag, 80, "Target fill percent to reclaim space")
+	flags.Uint32(concurrencyFlag, 20, "Maximum count of concurrently rebuilding files")
+	setShardModeCmd.MarkFlagsMutuallyExclusive(shardIDFlag, shardAllFlag)
+}