forked from TrueCloudLab/frostfs-node
[#1883] cli/shards: Make supporting new modes easier
Add new shard modes as a map entry to automatically parse them in `set-mode` command. The change also automatically adds new modes to help message. Signed-off-by: Leonard Lyubich <ctulhurider@gmail.com>support/v0.34
parent
3b939d190c
commit
c4a2a283ae
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@ -108,16 +108,11 @@ func prettyPrintShards(cmd *cobra.Command, ii []*control.ShardInfo) {
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}
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func shardModeToString(m control.ShardMode) string {
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switch m {
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case control.ShardMode_READ_WRITE:
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return "read-write"
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case control.ShardMode_READ_ONLY:
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return "read-only"
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case control.ShardMode_DEGRADED:
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return "degraded-read-write"
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case control.ShardMode_DEGRADED_READ_ONLY:
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return "degraded-read-only"
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default:
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for strMode, mode := range mShardModes {
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if mode == m {
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return strMode
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}
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}
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return "unknown"
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}
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}
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@ -2,6 +2,7 @@ package control
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import (
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"fmt"
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"strings"
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"github.com/mr-tron/base58"
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rawclient "github.com/nspcc-dev/neofs-api-go/v2/rpc/client"
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@ -16,13 +17,17 @@ const (
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shardIDFlag = "id"
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shardAllFlag = "all"
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shardClearErrorsFlag = "clear-errors"
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shardModeReadOnly = "read-only"
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shardModeReadWrite = "read-write"
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shardModeDegraded = "degraded-read-write"
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shardModeDegradedReadOnly = "degraded-read-only"
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)
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// maps string command input to control.ShardMode. To support new mode, it's
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// enough to add the map entry.
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var mShardModes = map[string]control.ShardMode{
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"read-only": control.ShardMode_READ_ONLY,
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"read-write": control.ShardMode_READ_WRITE,
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"degraded-read-write": control.ShardMode_DEGRADED,
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"degraded-read-only": control.ShardMode_DEGRADED_READ_ONLY,
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}
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var setShardModeCmd = &cobra.Command{
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Use: "set-mode",
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Short: "Set work mode of the shard",
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@ -36,12 +41,14 @@ func initControlSetShardModeCmd() {
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flags := setShardModeCmd.Flags()
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flags.StringSlice(shardIDFlag, nil, "List of shard IDs in base58 encoding")
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flags.Bool(shardAllFlag, false, "Process all shards")
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modes := make([]string, 0, len(mShardModes))
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for strMode := range mShardModes {
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modes = append(modes, "'"+strMode+"'")
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}
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flags.String(shardModeFlag, "",
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fmt.Sprintf("New shard mode keyword ('%s', '%s', '%s')",
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shardModeReadWrite,
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shardModeReadOnly,
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shardModeDegraded,
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),
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fmt.Sprintf("New shard mode keyword (%s)", strings.Join(modes, ",")),
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)
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flags.Bool(shardClearErrorsFlag, false, "Set shard error count to 0")
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@ -51,19 +58,11 @@ func initControlSetShardModeCmd() {
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func setShardMode(cmd *cobra.Command, _ []string) {
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pk := key.Get(cmd)
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var mode control.ShardMode
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strMode, _ := cmd.Flags().GetString(shardModeFlag)
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switch shardMode, _ := cmd.Flags().GetString(shardModeFlag); shardMode {
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default:
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common.ExitOnErr(cmd, "", fmt.Errorf("unsupported mode %s", shardMode))
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case shardModeReadWrite:
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mode = control.ShardMode_READ_WRITE
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case shardModeReadOnly:
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mode = control.ShardMode_READ_ONLY
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case shardModeDegraded:
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mode = control.ShardMode_DEGRADED
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case shardModeDegradedReadOnly:
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mode = control.ShardMode_DEGRADED_READ_ONLY
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mode, ok := mShardModes[strMode]
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if !ok {
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common.ExitOnErr(cmd, "", fmt.Errorf("unsupported mode %s", strMode))
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}
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req := new(control.SetShardModeRequest)
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