frostfs-node/cmd/neofs-cli/modules/util/convert_eacl.go
Evgenii Stratonikov dda56f1319 [#1437] neofs-cli: Move util command to a separate package
Signed-off-by: Evgenii Stratonikov <evgeniy@nspcc.ru>
2022-05-26 12:03:39 +03:00

64 lines
1.6 KiB
Go

package util
import (
"bytes"
"encoding/json"
"os"
"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
"github.com/spf13/cobra"
)
var convertEACLCmd = &cobra.Command{
Use: "eacl",
Short: "Convert representation of extended ACL table",
Run: convertEACLTable,
}
func initConvertEACLCmd() {
flags := convertEACLCmd.Flags()
flags.String("from", "", "File with JSON or binary encoded extended ACL table")
_ = convertEACLCmd.MarkFlagFilename("from")
_ = convertEACLCmd.MarkFlagRequired("from")
flags.String("to", "", "File to dump extended ACL table (default: binary encoded)")
flags.Bool("json", false, "Dump extended ACL table in JSON encoding")
}
func convertEACLTable(cmd *cobra.Command, _ []string) {
pathFrom := cmd.Flag("from").Value.String()
to := cmd.Flag("to").Value.String()
jsonFlag, _ := cmd.Flags().GetBool("json")
table := common.ReadEACL(cmd, pathFrom)
var data []byte
var err error
if jsonFlag || len(to) == 0 {
data, err = table.MarshalJSON()
common.ExitOnErr(cmd, "can't JSON encode extended ACL table: %w", err)
} else {
data, err = table.Marshal()
common.ExitOnErr(cmd, "can't binary encode extended ACL table: %w", err)
}
if len(to) == 0 {
prettyPrintJSON(cmd, data)
return
}
err = os.WriteFile(to, data, 0644)
common.ExitOnErr(cmd, "can't write exteded ACL table to file: %w", err)
cmd.Printf("extended ACL table was successfully dumped to %s\n", to)
}
func prettyPrintJSON(cmd *cobra.Command, data []byte) {
buf := new(bytes.Buffer)
if err := json.Indent(buf, data, "", " "); err != nil {
common.PrintVerbose("Can't pretty print json: %w", err)
}
cmd.Println(buf)
}