[#1381] neofs-cli: Move control command to a separate module

Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>

cmd/neofs-cli/modules/control/shards_list.go

@@ -0,0 +1,84 @@
+package control
+
+import (
+	"fmt"
+
+	"github.com/mr-tron/base58"
+	rawclient "github.com/nspcc-dev/neofs-api-go/v2/rpc/client"
+	"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
+	"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/commonflags"
+	"github.com/nspcc-dev/neofs-node/pkg/services/control"
+	"github.com/spf13/cobra"
+)
+
+var listShardsCmd = &cobra.Command{
+	Use:   "list",
+	Short: "List shards of the storage node",
+	Long:  "List shards of the storage node",
+	Run:   listShards,
+}
+
+func initControlShardsListCmd() {
+	commonflags.InitWithoutRPC(listShardsCmd)
+
+	flags := listShardsCmd.Flags()
+
+	flags.String(controlRPC, controlRPCDefault, controlRPCUsage)
+}
+
+func listShards(cmd *cobra.Command, _ []string) {
+	pk := getKey(cmd)
+
+	req := new(control.ListShardsRequest)
+	req.SetBody(new(control.ListShardsRequest_Body))
+
+	signRequest(cmd, pk, req)
+
+	cli := getClient(cmd, pk)
+
+	var resp *control.ListShardsResponse
+	var err error
+	err = cli.ExecRaw(func(client *rawclient.Client) error {
+		resp, err = control.ListShards(client, req)
+		return err
+	})
+	common.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	prettyPrintShards(cmd, resp.GetBody().GetShards())
+}
+
+func prettyPrintShards(cmd *cobra.Command, ii []*control.ShardInfo) {
+	for _, i := range ii {
+		var mode string
+
+		switch i.GetMode() {
+		case control.ShardMode_READ_WRITE:
+			mode = "read-write"
+		case control.ShardMode_READ_ONLY:
+			mode = "read-only"
+		case control.ShardMode_DEGRADED:
+			mode = "degraded"
+		default:
+			mode = "unknown"
+		}
+
+		pathPrinter := func(name, path string) string {
+			if path == "" {
+				return ""
+			}
+
+			return fmt.Sprintf("%s: %s\n", name, path)
+		}
+
+		cmd.Printf("Shard %s:\nMode: %s\n"+
+			pathPrinter("Metabase", i.GetMetabasePath())+
+			pathPrinter("Blobstor", i.GetBlobstorPath())+
+			pathPrinter("Write-cache", i.GetWritecachePath())+
+			fmt.Sprintf("Error count: %d\n", i.GetErrorCount()),
+			base58.Encode(i.Shard_ID),
+			mode,
+		)
+	}
+}