frostfs-node/cmd/neofs-cli/modules/dump.go
Evgenii Stratonikov 2ec4a3c897 [#1086] neofs-cli: add command for shard dump
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-01-31 12:36:14 +03:00

76 lines
2 KiB
Go

package cmd
import (
"github.com/mr-tron/base58"
"github.com/nspcc-dev/neofs-node/pkg/services/control"
controlSvc "github.com/nspcc-dev/neofs-node/pkg/services/control/server"
"github.com/nspcc-dev/neofs-sdk-go/util/signature"
"github.com/spf13/cobra"
)
const (
dumpFilepathFlag = "path"
dumpIgnoreErrorsFlag = "no-errors"
)
var dumpShardCmd = &cobra.Command{
Use: "dump",
Short: "Dump objects from shard",
Long: "Dump objects from shard to a file",
Run: dumpShard,
}
func dumpShard(cmd *cobra.Command, _ []string) {
key, err := getKeyNoGenerate()
exitOnErr(cmd, err)
body := new(control.DumpShardRequest_Body)
rawID, err := base58.Decode(shardID)
exitOnErr(cmd, errf("incorrect shard ID encoding: %w", err))
body.SetShardID(rawID)
p, _ := cmd.Flags().GetString(dumpFilepathFlag)
body.SetFilepath(p)
ignore, _ := cmd.Flags().GetBool(dumpIgnoreErrorsFlag)
body.SetIgnoreErrors(ignore)
req := new(control.DumpShardRequest)
req.SetBody(body)
err = controlSvc.SignMessage(key, req)
exitOnErr(cmd, errf("could not sign request: %w", err))
cli, err := getControlSDKClient(key)
exitOnErr(cmd, err)
resp, err := control.DumpShard(cli.Raw(), req)
exitOnErr(cmd, errf("rpc error: %w", err))
sign := resp.GetSignature()
err = signature.VerifyDataWithSource(
resp,
func() ([]byte, []byte) {
return sign.GetKey(), sign.GetSign()
},
)
exitOnErr(cmd, errf("invalid response signature: %w", err))
cmd.Println("Shard has been dumped successfully.")
}
func initControlDumpShardCmd() {
initCommonFlagsWithoutRPC(dumpShardCmd)
flags := dumpShardCmd.Flags()
flags.String(controlRPC, controlRPCDefault, controlRPCUsage)
flags.StringVarP(&shardID, shardIDFlag, "", "", "Shard ID in base58 encoding")
flags.String(dumpFilepathFlag, "", "File to write objects to")
flags.Bool(dumpIgnoreErrorsFlag, false, "Skip invalid/unreadable objects")
_ = dumpShardCmd.MarkFlagRequired(shardIDFlag)
_ = dumpShardCmd.MarkFlagRequired(dumpFilepathFlag)
_ = dumpShardCmd.MarkFlagRequired(controlRPC)
}