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

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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)
}