[#32] Support full bearer token for object routes

Signed-off-by: Denis Kirillov <denis@nspcc.ru>

handlers/util.go

@@ -2,11 +2,13 @@ package handlers
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"strconv"
 	"time"
 
 	objectv2 "github.com/nspcc-dev/neofs-api-go/v2/object"
+	sessionv2 "github.com/nspcc-dev/neofs-api-go/v2/session"
 	"github.com/nspcc-dev/neofs-rest-gw/gen/models"
 	"github.com/nspcc-dev/neofs-sdk-go/object"
 	"github.com/nspcc-dev/neofs-sdk-go/pool"
@@ -171,3 +173,37 @@ func IsObjectToken(token *models.Bearer) (bool, error) {
 
 	return isObject, nil
 }
+
+func prepareBearerTokenHeaders(signature, key *string, isWalletConnect, isFullToken bool) (*BearerTokenHeaders, error) {
+	bearerHeaders := &BearerTokenHeaders{
+		IsWalletConnect: isWalletConnect,
+		IsFullToken:     isFullToken,
+	}
+	if isFullToken {
+		return bearerHeaders, nil
+	}
+
+	if signature == nil || key == nil {
+		return nil, errors.New("missed signature or key header")
+	}
+
+	bearerHeaders.Signature = *signature
+	bearerHeaders.Key = *key
+
+	return bearerHeaders, nil
+}
+
+func formSessionTokenFromHeaders(principal *models.Principal, signature, key *string, verb sessionv2.ContainerSessionVerb) (*SessionToken, error) {
+	if signature == nil || key == nil {
+		return nil, errors.New("missed signature or key header")
+	}
+
+	return &SessionToken{
+		BearerToken: BearerToken{
+			Token:     string(*principal),
+			Signature: *signature,
+			Key:       *key,
+		},
+		Verb: verb,
+	}, nil
+}