Move to frostfs-node

Signed-off-by: Pavel Karpy <p.karpy@yadro.com>

cmd/frostfs-cli/modules/util/sign_session.go

@@ -0,0 +1,84 @@
+package util
+
+import (
+	"crypto/ecdsa"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"os"
+
+	"github.com/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/common"
+	"github.com/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/commonflags"
+	"github.com/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
+	"github.com/TrueCloudLab/frostfs-sdk-go/session"
+	"github.com/spf13/cobra"
+)
+
+var signSessionCmd = &cobra.Command{
+	Use:   "session-token",
+	Short: "Sign session token to use it in requests",
+	Run:   signSessionToken,
+}
+
+func initSignSessionCmd() {
+	commonflags.InitWithoutRPC(signSessionCmd)
+
+	flags := signSessionCmd.Flags()
+
+	flags.String(signFromFlag, "", "File with JSON encoded session token to sign")
+	_ = signSessionCmd.MarkFlagFilename(signFromFlag)
+	_ = signSessionCmd.MarkFlagRequired(signFromFlag)
+
+	flags.String(signToFlag, "", "File to save signed session token (optional)")
+}
+
+func signSessionToken(cmd *cobra.Command, _ []string) {
+	fPath, err := cmd.Flags().GetString(signFromFlag)
+	common.ExitOnErr(cmd, "", err)
+
+	if fPath == "" {
+		common.ExitOnErr(cmd, "", errors.New("missing session token flag"))
+	}
+
+	type iTokenSession interface {
+		json.Marshaler
+		common.BinaryOrJSON
+		Sign(ecdsa.PrivateKey) error
+	}
+	var errLast error
+	var stok iTokenSession
+
+	for _, el := range [...]iTokenSession{
+		new(session.Object),
+		new(session.Container),
+	} {
+		errLast = common.ReadBinaryOrJSON(el, fPath)
+		if errLast == nil {
+			stok = el
+			break
+		}
+	}
+
+	common.ExitOnErr(cmd, "decode session: %v", errLast)
+
+	pk := key.GetOrGenerate(cmd)
+
+	err = stok.Sign(*pk)
+	common.ExitOnErr(cmd, "can't sign token: %w", err)
+
+	data, err := stok.MarshalJSON()
+	common.ExitOnErr(cmd, "can't encode session token: %w", err)
+
+	to := cmd.Flag(signToFlag).Value.String()
+	if len(to) == 0 {
+		prettyPrintJSON(cmd, data)
+		return
+	}
+
+	err = os.WriteFile(to, data, 0644)
+	if err != nil {
+		common.ExitOnErr(cmd, "", fmt.Errorf("can't write signed session token to %s: %w", to, err))
+	}
+
+	cmd.Printf("signed session token saved in %s\n", to)
+}