Files
versitygw/s3api/middlewares/presign-auth.go
2024-05-28 12:50:50 -07:00

71 lines
2.0 KiB
Go

// Copyright 2023 Versity Software
// This file is licensed under the Apache License, Version 2.0
// (the "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
package middlewares
import (
"io"
"time"
"github.com/gofiber/fiber/v2"
"github.com/versity/versitygw/auth"
"github.com/versity/versitygw/metrics"
"github.com/versity/versitygw/s3api/utils"
"github.com/versity/versitygw/s3err"
"github.com/versity/versitygw/s3log"
)
func VerifyPresignedV4Signature(root RootUserConfig, iam auth.IAMService, logger s3log.AuditLogger, mm *metrics.Manager, region string, debug bool) fiber.Handler {
acct := accounts{root: root, iam: iam}
return func(ctx *fiber.Ctx) error {
if ctx.Query("X-Amz-Signature") == "" {
return ctx.Next()
}
ctx.Locals("region", region)
ctx.Locals("startTime", time.Now())
authData, err := utils.ParsePresignedURIParts(ctx)
if err != nil {
return sendResponse(ctx, err, logger, mm)
}
ctx.Locals("isRoot", authData.Access == root.Access)
account, err := acct.getAccount(authData.Access)
if err == auth.ErrNoSuchUser {
return sendResponse(ctx, s3err.GetAPIError(s3err.ErrInvalidAccessKeyID), logger, mm)
}
if err != nil {
return sendResponse(ctx, err, logger, mm)
}
ctx.Locals("account", account)
if utils.IsBigDataAction(ctx) {
wrapBodyReader(ctx, func(r io.Reader) io.Reader {
return utils.NewPresignedAuthReader(ctx, r, authData, account.Secret, debug)
})
return ctx.Next()
}
err = utils.CheckPresignedSignature(ctx, authData, account.Secret, debug)
if err != nil {
return sendResponse(ctx, err, logger, mm)
}
return ctx.Next()
}
}