[#1402] cli: Support storage group expiration

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>

cmd/neofs-cli/modules/storagegroup/put.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"crypto/ecdsa"
 	"errors"
+	"strconv"
 
 	internalclient "github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/client"
 	"github.com/nspcc-dev/neofs-node/cmd/neofs-cli/internal/common"
@@ -42,6 +43,9 @@ func initSGPutCmd() {
 
 	flags.StringSliceVarP(&sgMembers, sgMembersFlag, "m", nil, "ID list of storage group members")
 	_ = sgPutCmd.MarkFlagRequired(sgMembersFlag)
+
+	flags.Uint64(sgLifetimeFlag, 0, "Storage group lifetime in epochs")
+	_ = sgPutCmd.MarkFlagRequired(sgLifetimeFlag)
 }
 
 func putSG(cmd *cobra.Command, _ []string) {
@@ -53,6 +57,10 @@ func putSG(cmd *cobra.Command, _ []string) {
 	var cnr cid.ID
 	readCID(cmd, &cnr)
 
+	lifetimeStr := cmd.Flag(sgLifetimeFlag).Value.String()
+	lifetime, err := strconv.ParseUint(lifetimeStr, 10, 64)
+	common.ExitOnErr(cmd, "could not parse lifetime: %w", err)
+
 	members := make([]oidSDK.ID, len(sgMembers))
 
 	for i := range sgMembers {
@@ -78,6 +86,16 @@ func putSG(cmd *cobra.Command, _ []string) {
 	}, cnr, members)
 	common.ExitOnErr(cmd, "could not collect storage group members: %w", err)
 
+	cli := internalclient.GetSDKClientByFlag(cmd, pk, commonflags.RPC)
+
+	var netInfoPrm internalclient.NetworkInfoPrm
+	netInfoPrm.SetClient(cli)
+
+	ni, err := internalclient.NetworkInfo(netInfoPrm)
+	common.ExitOnErr(cmd, "can't fetch network info: %w", err)
+
+	sg.SetExpirationEpoch(ni.NetworkInfo().CurrentEpoch() + lifetime)
+
 	obj := object.New()
 	obj.SetContainerID(cnr)
 	obj.SetOwnerID(&ownerID)

cmd/neofs-cli/modules/storagegroup/root.go

@@ -25,6 +25,8 @@ const (
 	cidFlag   = "cid"
 )
 
+const sgLifetimeFlag = "lifetime"
+
 func init() {
 	storageGroupChildCommands := []*cobra.Command{
 		sgPutCmd,