frostfs-node/cmd/frostfs-cli/modules/object/lock.go

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package object
import (
"context"
"errors"
"fmt"
"strconv"
"time"
objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
internalclient "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/client"
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/common"
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/user"
"github.com/spf13/cobra"
)
// object lock command.
var objectLockCmd = &cobra.Command{
Use: "lock",
Short: "Lock object in container",
Long: "Lock object in container",
Run: func(cmd *cobra.Command, _ []string) {
cidRaw, _ := cmd.Flags().GetString(commonflags.CIDFlag)
var cnr cid.ID
err := cnr.DecodeString(cidRaw)
commonCmd.ExitOnErr(cmd, "Incorrect container arg: %v", err)
key := key.GetOrGenerate(cmd)
cli := internalclient.GetSDKClientByFlag(cmd, key, commonflags.RPC)
oidsRaw, _ := cmd.Flags().GetStringSlice(commonflags.OIDFlag)
lockList := make([]oid.ID, 0, len(oidsRaw))
oidM := make(map[oid.ID]struct{})
for i, oidRaw := range oidsRaw {
var oID oid.ID
err = oID.DecodeString(oidRaw)
commonCmd.ExitOnErr(cmd, fmt.Sprintf("Incorrect object arg #%d: %%v", i+1), err)
if _, ok := oidM[oID]; ok {
continue
}
lockList = append(lockList, oID)
oidM[oID] = struct{}{}
for _, relative := range collectObjectRelatives(cmd, cli, cnr, oID) {
if _, ok := oidM[relative]; ok {
continue
}
lockList = append(lockList, relative)
oidM[relative] = struct{}{}
}
}
var idOwner user.ID
user.IDFromKey(&idOwner, key.PublicKey)
var lock objectSDK.Lock
lock.WriteMembers(lockList)
exp, _ := cmd.Flags().GetUint64(commonflags.ExpireAt)
lifetime, _ := cmd.Flags().GetUint64(commonflags.Lifetime)
if exp == 0 && lifetime == 0 { // mutual exclusion is ensured by cobra
commonCmd.ExitOnErr(cmd, "", errors.New("either expiration epoch of a lifetime is required"))
}
if lifetime != 0 {
ctx, cancel := context.WithTimeout(context.Background(), time.Second*30)
defer cancel()
endpoint, _ := cmd.Flags().GetString(commonflags.RPC)
currEpoch, err := internalclient.GetCurrentEpoch(ctx, cmd, endpoint)
commonCmd.ExitOnErr(cmd, "Request current epoch: %w", err)
exp = currEpoch + lifetime
}
common.PrintVerbose(cmd, "Lock object will expire after %d epoch", exp)
var expirationAttr objectSDK.Attribute
expirationAttr.SetKey(objectV2.SysAttributeExpEpoch)
expirationAttr.SetValue(strconv.FormatUint(exp, 10))
obj := objectSDK.New()
obj.SetContainerID(cnr)
obj.SetOwnerID(&idOwner)
obj.SetType(objectSDK.TypeLock)
obj.SetAttributes(expirationAttr)
obj.SetPayload(lock.Marshal())
var prm internalclient.PutObjectPrm
ReadOrOpenSessionViaClient(cmd, &prm, cli, key, cnr, nil)
Prepare(cmd, &prm)
prm.SetHeader(obj)
res, err := internalclient.PutObject(prm)
commonCmd.ExitOnErr(cmd, "Store lock object in FrostFS: %w", err)
cmd.Printf("Lock object ID: %s\n", res.ID())
cmd.Println("Objects successfully locked.")
},
}
func initCommandObjectLock() {
commonflags.Init(objectLockCmd)
initFlagSession(objectLockCmd, "PUT")
ff := objectLockCmd.Flags()
ff.String(commonflags.CIDFlag, "", commonflags.CIDFlagUsage)
_ = objectLockCmd.MarkFlagRequired(commonflags.CIDFlag)
ff.StringSlice(commonflags.OIDFlag, nil, commonflags.OIDFlagUsage)
_ = objectLockCmd.MarkFlagRequired(commonflags.OIDFlag)
ff.Uint64P(commonflags.ExpireAt, "e", 0, "The last active epoch for the lock")
ff.Uint64(commonflags.Lifetime, 0, "Lock lifetime")
objectLockCmd.MarkFlagsMutuallyExclusive(commonflags.ExpireAt, commonflags.Lifetime)
}