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			3517 lines
		
	
	
		
			118 KiB
		
	
	
	
		
			Go
		
	
	
	
	
	
/*
 | 
						||
 * MinIO Cloud Storage, (C) 2015-2020 MinIO, Inc.
 | 
						||
 *
 | 
						||
 * 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 cmd
 | 
						||
 | 
						||
import (
 | 
						||
	"bufio"
 | 
						||
	"context"
 | 
						||
	"encoding/hex"
 | 
						||
	"encoding/xml"
 | 
						||
	"fmt"
 | 
						||
	"io"
 | 
						||
	"net/http"
 | 
						||
	"net/http/httptest"
 | 
						||
	"net/url"
 | 
						||
	"sort"
 | 
						||
	"strconv"
 | 
						||
	"strings"
 | 
						||
	"sync"
 | 
						||
 | 
						||
	"time"
 | 
						||
 | 
						||
	"github.com/google/uuid"
 | 
						||
	"github.com/gorilla/mux"
 | 
						||
	miniogo "github.com/minio/minio-go/v7"
 | 
						||
	"github.com/minio/minio-go/v7/pkg/credentials"
 | 
						||
	"github.com/minio/minio-go/v7/pkg/encrypt"
 | 
						||
	"github.com/minio/minio-go/v7/pkg/tags"
 | 
						||
	"github.com/minio/minio/cmd/config/dns"
 | 
						||
	"github.com/minio/minio/cmd/config/storageclass"
 | 
						||
	"github.com/minio/minio/cmd/crypto"
 | 
						||
	xhttp "github.com/minio/minio/cmd/http"
 | 
						||
	"github.com/minio/minio/cmd/logger"
 | 
						||
	"github.com/minio/minio/pkg/bucket/lifecycle"
 | 
						||
	objectlock "github.com/minio/minio/pkg/bucket/object/lock"
 | 
						||
	"github.com/minio/minio/pkg/bucket/policy"
 | 
						||
	"github.com/minio/minio/pkg/bucket/replication"
 | 
						||
	"github.com/minio/minio/pkg/event"
 | 
						||
	"github.com/minio/minio/pkg/handlers"
 | 
						||
	"github.com/minio/minio/pkg/hash"
 | 
						||
	iampolicy "github.com/minio/minio/pkg/iam/policy"
 | 
						||
	"github.com/minio/minio/pkg/ioutil"
 | 
						||
	"github.com/minio/minio/pkg/s3select"
 | 
						||
	"github.com/minio/sio"
 | 
						||
)
 | 
						||
 | 
						||
// supportedHeadGetReqParams - supported request parameters for GET and HEAD presigned request.
 | 
						||
var supportedHeadGetReqParams = map[string]string{
 | 
						||
	"response-expires":             xhttp.Expires,
 | 
						||
	"response-content-type":        xhttp.ContentType,
 | 
						||
	"response-cache-control":       xhttp.CacheControl,
 | 
						||
	"response-content-encoding":    xhttp.ContentEncoding,
 | 
						||
	"response-content-language":    xhttp.ContentLanguage,
 | 
						||
	"response-content-disposition": xhttp.ContentDisposition,
 | 
						||
}
 | 
						||
 | 
						||
const (
 | 
						||
	compressionAlgorithmV1 = "golang/snappy/LZ77"
 | 
						||
	compressionAlgorithmV2 = "klauspost/compress/s2"
 | 
						||
 | 
						||
	// When an upload exceeds encryptBufferThreshold ...
 | 
						||
	encryptBufferThreshold = 1 << 20
 | 
						||
	// add an input buffer of this size.
 | 
						||
	encryptBufferSize = 1 << 20
 | 
						||
)
 | 
						||
 | 
						||
// setHeadGetRespHeaders - set any requested parameters as response headers.
 | 
						||
func setHeadGetRespHeaders(w http.ResponseWriter, reqParams url.Values) {
 | 
						||
	for k, v := range reqParams {
 | 
						||
		if header, ok := supportedHeadGetReqParams[strings.ToLower(k)]; ok {
 | 
						||
			w.Header()[header] = v
 | 
						||
		}
 | 
						||
	}
 | 
						||
}
 | 
						||
 | 
						||
// SelectObjectContentHandler - GET Object?select
 | 
						||
// ----------
 | 
						||
// This implementation of the GET operation retrieves object content based
 | 
						||
// on an SQL expression. In the request, along with the sql expression, you must
 | 
						||
// also specify a data serialization format (JSON, CSV) of the object.
 | 
						||
func (api objectAPIHandlers) SelectObjectContentHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "SelectObject")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "SelectObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	// Fetch object stat info.
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3.IsRequested(r.Header) || crypto.S3KMS.IsRequested(r.Header) { // If SSE-S3 or SSE-KMS present -> AWS fails with undefined error
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// get gateway encryption options
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	// Check for auth type to return S3 compatible error.
 | 
						||
	// type to return the correct error (NoSuchKey vs AccessDenied)
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		if getRequestAuthType(r) == authTypeAnonymous {
 | 
						||
			// As per "Permission" section in
 | 
						||
			// https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectGET.html
 | 
						||
			// If the object you request does not exist,
 | 
						||
			// the error Amazon S3 returns depends on
 | 
						||
			// whether you also have the s3:ListBucket
 | 
						||
			// permission.
 | 
						||
			// * If you have the s3:ListBucket permission
 | 
						||
			//   on the bucket, Amazon S3 will return an
 | 
						||
			//   HTTP status code 404 ("no such key")
 | 
						||
			//   error.
 | 
						||
			// * if you don’t have the s3:ListBucket
 | 
						||
			//   permission, Amazon S3 will return an HTTP
 | 
						||
			//   status code 403 ("access denied") error.`
 | 
						||
			if globalPolicySys.IsAllowed(policy.Args{
 | 
						||
				Action:          policy.ListBucketAction,
 | 
						||
				BucketName:      bucket,
 | 
						||
				ConditionValues: getConditionValues(r, "", "", nil),
 | 
						||
				IsOwner:         false,
 | 
						||
			}) {
 | 
						||
				_, err = getObjectInfo(ctx, bucket, object, opts)
 | 
						||
				if toAPIError(ctx, err).Code == "NoSuchKey" {
 | 
						||
					s3Error = ErrNoSuchKey
 | 
						||
				}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get request range.
 | 
						||
	rangeHeader := r.Header.Get(xhttp.Range)
 | 
						||
	if rangeHeader != "" {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrUnsupportedRangeHeader), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if r.ContentLength <= 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEmptyRequestBody), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectNInfo := objectAPI.GetObjectNInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectNInfo = api.CacheAPI().GetObjectNInfo
 | 
						||
	}
 | 
						||
 | 
						||
	getObject := func(offset, length int64) (rc io.ReadCloser, err error) {
 | 
						||
		isSuffixLength := false
 | 
						||
		if offset < 0 {
 | 
						||
			isSuffixLength = true
 | 
						||
		}
 | 
						||
 | 
						||
		rs := &HTTPRangeSpec{
 | 
						||
			IsSuffixLength: isSuffixLength,
 | 
						||
			Start:          offset,
 | 
						||
			End:            offset + length,
 | 
						||
		}
 | 
						||
 | 
						||
		return getObjectNInfo(ctx, bucket, object, rs, r.Header, readLock, opts)
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		if globalBucketVersioningSys.Enabled(bucket) {
 | 
						||
			// Versioning enabled quite possibly object is deleted might be delete-marker
 | 
						||
			// if present set the headers, no idea why AWS S3 sets these headers.
 | 
						||
			if objInfo.VersionID != "" && objInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.AmzVersionID] = []string{objInfo.VersionID}
 | 
						||
				w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(objInfo.DeleteMarker)}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	getRetPerms := checkRequestAuthType(ctx, r, policy.GetObjectRetentionAction, bucket, object)
 | 
						||
	legalHoldPerms := checkRequestAuthType(ctx, r, policy.GetObjectLegalHoldAction, bucket, object)
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	objInfo.UserDefined = objectlock.FilterObjectLockMetadata(objInfo.UserDefined, getRetPerms != ErrNone, legalHoldPerms != ErrNone)
 | 
						||
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if _, err = DecryptObjectInfo(&objInfo, r); err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	s3Select, err := s3select.NewS3Select(r.Body)
 | 
						||
	if err != nil {
 | 
						||
		if serr, ok := err.(s3select.SelectError); ok {
 | 
						||
			encodedErrorResponse := encodeResponse(APIErrorResponse{
 | 
						||
				Code:       serr.ErrorCode(),
 | 
						||
				Message:    serr.ErrorMessage(),
 | 
						||
				BucketName: bucket,
 | 
						||
				Key:        object,
 | 
						||
				Resource:   r.URL.Path,
 | 
						||
				RequestID:  w.Header().Get(xhttp.AmzRequestID),
 | 
						||
				HostID:     globalDeploymentID,
 | 
						||
			})
 | 
						||
			writeResponse(w, serr.HTTPStatusCode(), encodedErrorResponse, mimeXML)
 | 
						||
		} else {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		}
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if err = s3Select.Open(getObject); err != nil {
 | 
						||
		if serr, ok := err.(s3select.SelectError); ok {
 | 
						||
			encodedErrorResponse := encodeResponse(APIErrorResponse{
 | 
						||
				Code:       serr.ErrorCode(),
 | 
						||
				Message:    serr.ErrorMessage(),
 | 
						||
				BucketName: bucket,
 | 
						||
				Key:        object,
 | 
						||
				Resource:   r.URL.Path,
 | 
						||
				RequestID:  w.Header().Get(xhttp.AmzRequestID),
 | 
						||
				HostID:     globalDeploymentID,
 | 
						||
			})
 | 
						||
			writeResponse(w, serr.HTTPStatusCode(), encodedErrorResponse, mimeXML)
 | 
						||
		} else {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		}
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Set encryption response headers
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if crypto.IsEncrypted(objInfo.UserDefined) {
 | 
						||
			switch {
 | 
						||
			case crypto.S3.IsEncrypted(objInfo.UserDefined):
 | 
						||
				w.Header().Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
			case crypto.SSEC.IsEncrypted(objInfo.UserDefined):
 | 
						||
				// Validate the SSE-C Key set in the header.
 | 
						||
				if _, err = crypto.SSEC.UnsealObjectKey(r.Header, objInfo.UserDefined, bucket, object); err != nil {
 | 
						||
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
					return
 | 
						||
				}
 | 
						||
				w.Header().Set(crypto.SSECAlgorithm, r.Header.Get(crypto.SSECAlgorithm))
 | 
						||
				w.Header().Set(crypto.SSECKeyMD5, r.Header.Get(crypto.SSECKeyMD5))
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	s3Select.Evaluate(w)
 | 
						||
	s3Select.Close()
 | 
						||
 | 
						||
	// Notify object accessed via a GET request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectAccessedGet,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// GetObjectHandler - GET Object
 | 
						||
// ----------
 | 
						||
// This implementation of the GET operation retrieves object. To use GET,
 | 
						||
// you must have READ access to the object.
 | 
						||
func (api objectAPIHandlers) GetObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "GetObject")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "GetObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if crypto.S3.IsRequested(r.Header) || crypto.S3KMS.IsRequested(r.Header) { // If SSE-S3 or SSE-KMS present -> AWS fails with undefined error
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// get gateway encryption options
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check for auth type to return S3 compatible error.
 | 
						||
	// type to return the correct error (NoSuchKey vs AccessDenied)
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		if getRequestAuthType(r) == authTypeAnonymous {
 | 
						||
			// As per "Permission" section in
 | 
						||
			// https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectGET.html
 | 
						||
			// If the object you request does not exist,
 | 
						||
			// the error Amazon S3 returns depends on
 | 
						||
			// whether you also have the s3:ListBucket
 | 
						||
			// permission.
 | 
						||
			// * If you have the s3:ListBucket permission
 | 
						||
			//   on the bucket, Amazon S3 will return an
 | 
						||
			//   HTTP status code 404 ("no such key")
 | 
						||
			//   error.
 | 
						||
			// * if you don’t have the s3:ListBucket
 | 
						||
			//   permission, Amazon S3 will return an HTTP
 | 
						||
			//   status code 403 ("access denied") error.`
 | 
						||
			if globalPolicySys.IsAllowed(policy.Args{
 | 
						||
				Action:          policy.ListBucketAction,
 | 
						||
				BucketName:      bucket,
 | 
						||
				ConditionValues: getConditionValues(r, "", "", nil),
 | 
						||
				IsOwner:         false,
 | 
						||
			}) {
 | 
						||
				getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
				if api.CacheAPI() != nil {
 | 
						||
					getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
				}
 | 
						||
 | 
						||
				_, err = getObjectInfo(ctx, bucket, object, opts)
 | 
						||
				if toAPIError(ctx, err).Code == "NoSuchKey" {
 | 
						||
					s3Error = ErrNoSuchKey
 | 
						||
				}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectNInfo := objectAPI.GetObjectNInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectNInfo = api.CacheAPI().GetObjectNInfo
 | 
						||
	}
 | 
						||
 | 
						||
	// Get request range.
 | 
						||
	var rs *HTTPRangeSpec
 | 
						||
	var rangeErr error
 | 
						||
	rangeHeader := r.Header.Get(xhttp.Range)
 | 
						||
	if rangeHeader != "" {
 | 
						||
		rs, rangeErr = parseRequestRangeSpec(rangeHeader)
 | 
						||
		// Handle only errInvalidRange. Ignore other
 | 
						||
		// parse error and treat it as regular Get
 | 
						||
		// request like Amazon S3.
 | 
						||
		if rangeErr == errInvalidRange {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidRange), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if rangeErr != nil {
 | 
						||
			logger.LogIf(ctx, rangeErr, logger.Application)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Both 'bytes' and 'partNumber' cannot be specified at the same time
 | 
						||
	if rs != nil && opts.PartNumber > 0 {
 | 
						||
		writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(ErrBadRequest))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Validate pre-conditions if any.
 | 
						||
	opts.CheckPrecondFn = func(oi ObjectInfo) bool {
 | 
						||
		if objectAPI.IsEncryptionSupported() {
 | 
						||
			if _, err := DecryptObjectInfo(&oi, r); err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return true
 | 
						||
			}
 | 
						||
		}
 | 
						||
 | 
						||
		if checkPreconditions(ctx, w, r, oi, opts) {
 | 
						||
			return true
 | 
						||
		}
 | 
						||
 | 
						||
		return false
 | 
						||
	}
 | 
						||
 | 
						||
	gr, err := getObjectNInfo(ctx, bucket, object, rs, r.Header, readLock, opts)
 | 
						||
	if err != nil {
 | 
						||
		if isErrPreconditionFailed(err) {
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if globalBucketVersioningSys.Enabled(bucket) && gr != nil {
 | 
						||
			// Versioning enabled quite possibly object is deleted might be delete-marker
 | 
						||
			// if present set the headers, no idea why AWS S3 sets these headers.
 | 
						||
			if gr.ObjInfo.VersionID != "" && gr.ObjInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.AmzVersionID] = []string{gr.ObjInfo.VersionID}
 | 
						||
				w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(gr.ObjInfo.DeleteMarker)}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	defer gr.Close()
 | 
						||
	objInfo := gr.ObjInfo
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	getRetPerms := checkRequestAuthType(ctx, r, policy.GetObjectRetentionAction, bucket, object)
 | 
						||
	legalHoldPerms := checkRequestAuthType(ctx, r, policy.GetObjectLegalHoldAction, bucket, object)
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	objInfo.UserDefined = objectlock.FilterObjectLockMetadata(objInfo.UserDefined, getRetPerms != ErrNone, legalHoldPerms != ErrNone)
 | 
						||
 | 
						||
	// Set encryption response headers
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if crypto.IsEncrypted(objInfo.UserDefined) {
 | 
						||
			switch {
 | 
						||
			case crypto.S3.IsEncrypted(objInfo.UserDefined):
 | 
						||
				w.Header().Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
			case crypto.SSEC.IsEncrypted(objInfo.UserDefined):
 | 
						||
				w.Header().Set(crypto.SSECAlgorithm, r.Header.Get(crypto.SSECAlgorithm))
 | 
						||
				w.Header().Set(crypto.SSECKeyMD5, r.Header.Get(crypto.SSECKeyMD5))
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if err = setObjectHeaders(w, objInfo, rs, opts); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Set Parts Count Header
 | 
						||
	if opts.PartNumber > 0 && len(objInfo.Parts) > 0 {
 | 
						||
		setPartsCountHeaders(w, objInfo)
 | 
						||
	}
 | 
						||
 | 
						||
	setHeadGetRespHeaders(w, r.URL.Query())
 | 
						||
 | 
						||
	statusCodeWritten := false
 | 
						||
	httpWriter := ioutil.WriteOnClose(w)
 | 
						||
	if rs != nil || opts.PartNumber > 0 {
 | 
						||
		statusCodeWritten = true
 | 
						||
		w.WriteHeader(http.StatusPartialContent)
 | 
						||
	}
 | 
						||
 | 
						||
	// Write object content to response body
 | 
						||
	if _, err = io.Copy(httpWriter, gr); err != nil {
 | 
						||
		if !httpWriter.HasWritten() && !statusCodeWritten {
 | 
						||
			// write error response only if no data or headers has been written to client yet
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		}
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if err = httpWriter.Close(); err != nil {
 | 
						||
		if !httpWriter.HasWritten() && !statusCodeWritten { // write error response only if no data or headers has been written to client yet
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Notify object accessed via a GET request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectAccessedGet,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// HeadObjectHandler - HEAD Object
 | 
						||
// -----------
 | 
						||
// The HEAD operation retrieves metadata from an object without returning the object itself.
 | 
						||
func (api objectAPIHandlers) HeadObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "HeadObject")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "HeadObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(ErrServerNotInitialized))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if crypto.S3.IsRequested(r.Header) || crypto.S3KMS.IsRequested(r.Header) { // If SSE-S3 or SSE-KMS present -> AWS fails with undefined error
 | 
						||
		writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(ErrBadRequest))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrBadRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		if getRequestAuthType(r) == authTypeAnonymous {
 | 
						||
			// As per "Permission" section in
 | 
						||
			// https://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectHEAD.html
 | 
						||
			// If the object you request does not exist,
 | 
						||
			// the error Amazon S3 returns depends on
 | 
						||
			// whether you also have the s3:ListBucket
 | 
						||
			// permission.
 | 
						||
			// * If you have the s3:ListBucket permission
 | 
						||
			//   on the bucket, Amazon S3 will return an
 | 
						||
			//   HTTP status code 404 ("no such key")
 | 
						||
			//   error.
 | 
						||
			// * if you don’t have the s3:ListBucket
 | 
						||
			//   permission, Amazon S3 will return an HTTP
 | 
						||
			//   status code 403 ("access denied") error.`
 | 
						||
			if globalPolicySys.IsAllowed(policy.Args{
 | 
						||
				Action:          policy.ListBucketAction,
 | 
						||
				BucketName:      bucket,
 | 
						||
				ConditionValues: getConditionValues(r, "", "", nil),
 | 
						||
				IsOwner:         false,
 | 
						||
			}) {
 | 
						||
				_, err = getObjectInfo(ctx, bucket, object, opts)
 | 
						||
				if toAPIError(ctx, err).Code == "NoSuchKey" {
 | 
						||
					s3Error = ErrNoSuchKey
 | 
						||
				}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(s3Error))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		if globalBucketVersioningSys.Enabled(bucket) {
 | 
						||
			if !objInfo.VersionPurgeStatus.Empty() {
 | 
						||
				// Shows the replication status of a permanent delete of a version
 | 
						||
				w.Header()[xhttp.MinIODeleteReplicationStatus] = []string{string(objInfo.VersionPurgeStatus)}
 | 
						||
			}
 | 
						||
			if !objInfo.ReplicationStatus.Empty() && objInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.MinIODeleteMarkerReplicationStatus] = []string{string(objInfo.ReplicationStatus)}
 | 
						||
			}
 | 
						||
			// Versioning enabled quite possibly object is deleted might be delete-marker
 | 
						||
			// if present set the headers, no idea why AWS S3 sets these headers.
 | 
						||
			if objInfo.VersionID != "" && objInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.AmzVersionID] = []string{objInfo.VersionID}
 | 
						||
				w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(objInfo.DeleteMarker)}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	getRetPerms := checkRequestAuthType(ctx, r, policy.GetObjectRetentionAction, bucket, object)
 | 
						||
	legalHoldPerms := checkRequestAuthType(ctx, r, policy.GetObjectLegalHoldAction, bucket, object)
 | 
						||
 | 
						||
	// filter object lock metadata if permission does not permit
 | 
						||
	objInfo.UserDefined = objectlock.FilterObjectLockMetadata(objInfo.UserDefined, getRetPerms != ErrNone, legalHoldPerms != ErrNone)
 | 
						||
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if _, err = DecryptObjectInfo(&objInfo, r); err != nil {
 | 
						||
			writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Validate pre-conditions if any.
 | 
						||
	if checkPreconditions(ctx, w, r, objInfo, opts) {
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get request range.
 | 
						||
	var rs *HTTPRangeSpec
 | 
						||
	rangeHeader := r.Header.Get(xhttp.Range)
 | 
						||
	if rangeHeader != "" {
 | 
						||
		if rs, err = parseRequestRangeSpec(rangeHeader); err != nil {
 | 
						||
			// Handle only errInvalidRange. Ignore other
 | 
						||
			// parse error and treat it as regular Get
 | 
						||
			// request like Amazon S3.
 | 
						||
			if err == errInvalidRange {
 | 
						||
				writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(ErrInvalidRange))
 | 
						||
				return
 | 
						||
			}
 | 
						||
 | 
						||
			logger.LogIf(ctx, err)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Both 'bytes' and 'partNumber' cannot be specified at the same time
 | 
						||
	if rs != nil && opts.PartNumber > 0 {
 | 
						||
		writeErrorResponseHeadersOnly(w, errorCodes.ToAPIErr(ErrBadRequest))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Set encryption response headers
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if crypto.IsEncrypted(objInfo.UserDefined) {
 | 
						||
			switch {
 | 
						||
			case crypto.S3.IsEncrypted(objInfo.UserDefined):
 | 
						||
				w.Header().Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
			case crypto.SSEC.IsEncrypted(objInfo.UserDefined):
 | 
						||
				// Validate the SSE-C Key set in the header.
 | 
						||
				if _, err = crypto.SSEC.UnsealObjectKey(r.Header, objInfo.UserDefined, bucket, object); err != nil {
 | 
						||
					writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
 | 
						||
					return
 | 
						||
				}
 | 
						||
				w.Header().Set(crypto.SSECAlgorithm, r.Header.Get(crypto.SSECAlgorithm))
 | 
						||
				w.Header().Set(crypto.SSECKeyMD5, r.Header.Get(crypto.SSECKeyMD5))
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Set standard object headers.
 | 
						||
	if err = setObjectHeaders(w, objInfo, rs, opts); err != nil {
 | 
						||
		writeErrorResponseHeadersOnly(w, toAPIError(ctx, err))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Set Parts Count Header
 | 
						||
	if opts.PartNumber > 0 && len(objInfo.Parts) > 0 {
 | 
						||
		setPartsCountHeaders(w, objInfo)
 | 
						||
	}
 | 
						||
 | 
						||
	// Set any additional requested response headers.
 | 
						||
	setHeadGetRespHeaders(w, r.URL.Query())
 | 
						||
 | 
						||
	// Successful response.
 | 
						||
	if rs != nil || opts.PartNumber > 0 {
 | 
						||
		w.WriteHeader(http.StatusPartialContent)
 | 
						||
	} else {
 | 
						||
		w.WriteHeader(http.StatusOK)
 | 
						||
	}
 | 
						||
 | 
						||
	// Notify object accessed via a HEAD request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectAccessedHead,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// Extract metadata relevant for an CopyObject operation based on conditional
 | 
						||
// header values specified in X-Amz-Metadata-Directive.
 | 
						||
func getCpObjMetadataFromHeader(ctx context.Context, r *http.Request, userMeta map[string]string) (map[string]string, error) {
 | 
						||
	// Make a copy of the supplied metadata to avoid
 | 
						||
	// to change the original one.
 | 
						||
	defaultMeta := make(map[string]string, len(userMeta))
 | 
						||
	for k, v := range userMeta {
 | 
						||
		defaultMeta[k] = v
 | 
						||
	}
 | 
						||
 | 
						||
	// remove SSE Headers from source info
 | 
						||
	crypto.RemoveSSEHeaders(defaultMeta)
 | 
						||
 | 
						||
	// Storage class is special, it can be replaced regardless of the
 | 
						||
	// metadata directive, if set should be preserved and replaced
 | 
						||
	// to the destination metadata.
 | 
						||
	sc := r.Header.Get(xhttp.AmzStorageClass)
 | 
						||
	if sc == "" {
 | 
						||
		sc = r.URL.Query().Get(xhttp.AmzStorageClass)
 | 
						||
	}
 | 
						||
 | 
						||
	// if x-amz-metadata-directive says REPLACE then
 | 
						||
	// we extract metadata from the input headers.
 | 
						||
	if isDirectiveReplace(r.Header.Get(xhttp.AmzMetadataDirective)) {
 | 
						||
		emetadata, err := extractMetadata(ctx, r)
 | 
						||
		if err != nil {
 | 
						||
			return nil, err
 | 
						||
		}
 | 
						||
		if sc != "" {
 | 
						||
			emetadata[xhttp.AmzStorageClass] = sc
 | 
						||
		}
 | 
						||
		return emetadata, nil
 | 
						||
	}
 | 
						||
 | 
						||
	if sc != "" {
 | 
						||
		defaultMeta[xhttp.AmzStorageClass] = sc
 | 
						||
	}
 | 
						||
 | 
						||
	// if x-amz-metadata-directive says COPY then we
 | 
						||
	// return the default metadata.
 | 
						||
	if isDirectiveCopy(r.Header.Get(xhttp.AmzMetadataDirective)) {
 | 
						||
		return defaultMeta, nil
 | 
						||
	}
 | 
						||
 | 
						||
	// Copy is default behavior if not x-amz-metadata-directive is set.
 | 
						||
	return defaultMeta, nil
 | 
						||
}
 | 
						||
 | 
						||
// getRemoteInstanceTransport contains a singleton roundtripper.
 | 
						||
var (
 | 
						||
	getRemoteInstanceTransport     *http.Transport
 | 
						||
	getRemoteInstanceTransportOnce sync.Once
 | 
						||
)
 | 
						||
 | 
						||
// Returns a minio-go Client configured to access remote host described by destDNSRecord
 | 
						||
// Applicable only in a federated deployment
 | 
						||
var getRemoteInstanceClient = func(r *http.Request, host string) (*miniogo.Core, error) {
 | 
						||
	if newObjectLayerFn() == nil {
 | 
						||
		return nil, errServerNotInitialized
 | 
						||
	}
 | 
						||
 | 
						||
	cred := getReqAccessCred(r, globalServerRegion)
 | 
						||
	// In a federated deployment, all the instances share config files
 | 
						||
	// and hence expected to have same credentials.
 | 
						||
	core, err := miniogo.NewCore(host, &miniogo.Options{
 | 
						||
		Creds:     credentials.NewStaticV4(cred.AccessKey, cred.SecretKey, ""),
 | 
						||
		Secure:    globalIsSSL,
 | 
						||
		Transport: getRemoteInstanceTransport,
 | 
						||
	})
 | 
						||
	if err != nil {
 | 
						||
		return nil, err
 | 
						||
	}
 | 
						||
	return core, nil
 | 
						||
}
 | 
						||
 | 
						||
// Check if the destination bucket is on a remote site, this code only gets executed
 | 
						||
// when federation is enabled, ie when globalDNSConfig is non 'nil'.
 | 
						||
//
 | 
						||
// This function is similar to isRemoteCallRequired but specifically for COPY object API
 | 
						||
// if destination and source are same we do not need to check for destination bucket
 | 
						||
// to exist locally.
 | 
						||
func isRemoteCopyRequired(ctx context.Context, srcBucket, dstBucket string, objAPI ObjectLayer) bool {
 | 
						||
	if srcBucket == dstBucket {
 | 
						||
		return false
 | 
						||
	}
 | 
						||
	return isRemoteCallRequired(ctx, dstBucket, objAPI)
 | 
						||
}
 | 
						||
 | 
						||
// Check if the bucket is on a remote site, this code only gets executed when federation is enabled.
 | 
						||
func isRemoteCallRequired(ctx context.Context, bucket string, objAPI ObjectLayer) bool {
 | 
						||
	if globalDNSConfig == nil {
 | 
						||
		return false
 | 
						||
	}
 | 
						||
	if globalBucketFederation {
 | 
						||
		_, err := objAPI.GetBucketInfo(ctx, bucket)
 | 
						||
		return err == toObjectErr(errVolumeNotFound, bucket)
 | 
						||
	}
 | 
						||
	return false
 | 
						||
}
 | 
						||
 | 
						||
// CopyObjectHandler - Copy Object
 | 
						||
// ----------
 | 
						||
// This implementation of the PUT operation adds an object to a bucket
 | 
						||
// while reading the object from another source.
 | 
						||
// Notice: The S3 client can send secret keys in headers for encryption related jobs,
 | 
						||
// the handler should ensure to remove these keys before sending them to the object layer.
 | 
						||
// Currently these keys are:
 | 
						||
//   - X-Amz-Server-Side-Encryption-Customer-Key
 | 
						||
//   - X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key
 | 
						||
func (api objectAPIHandlers) CopyObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "CopyObject")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "CopyObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3KMS.IsRequested(r.Header) { // SSE-KMS is not supported
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	dstBucket := vars["bucket"]
 | 
						||
	dstObject, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.PutObjectAction, dstBucket, dstObject); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Read escaped copy source path to check for parameters.
 | 
						||
	cpSrcPath := r.Header.Get(xhttp.AmzCopySource)
 | 
						||
	var vid string
 | 
						||
	if u, err := url.Parse(cpSrcPath); err == nil {
 | 
						||
		vid = strings.TrimSpace(u.Query().Get(xhttp.VersionID))
 | 
						||
		// Note that url.Parse does the unescaping
 | 
						||
		cpSrcPath = u.Path
 | 
						||
	}
 | 
						||
 | 
						||
	srcBucket, srcObject := path2BucketObject(cpSrcPath)
 | 
						||
	// If source object is empty or bucket is empty, reply back invalid copy source.
 | 
						||
	if srcObject == "" || srcBucket == "" {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if vid != "" && vid != nullVersionID {
 | 
						||
		_, err := uuid.Parse(vid)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, VersionNotFound{
 | 
						||
				Bucket:    srcBucket,
 | 
						||
				Object:    srcObject,
 | 
						||
				VersionID: vid,
 | 
						||
			}), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, srcBucket, srcObject); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check if metadata directive is valid.
 | 
						||
	if !isDirectiveValid(r.Header.Get(xhttp.AmzMetadataDirective)) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidMetadataDirective), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// check if tag directive is valid
 | 
						||
	if !isDirectiveValid(r.Header.Get(xhttp.AmzTagDirective)) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidTagDirective), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Validate storage class metadata if present
 | 
						||
	dstSc := r.Header.Get(xhttp.AmzStorageClass)
 | 
						||
	if dstSc != "" && !storageclass.IsValid(dstSc) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidStorageClass), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check if bucket encryption is enabled
 | 
						||
	_, err = globalBucketSSEConfigSys.Get(dstBucket)
 | 
						||
	// This request header needs to be set prior to setting ObjectOptions
 | 
						||
	if (globalAutoEncryption || err == nil) && !crypto.SSEC.IsRequested(r.Header) {
 | 
						||
		r.Header.Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
	}
 | 
						||
 | 
						||
	var srcOpts, dstOpts ObjectOptions
 | 
						||
	srcOpts, err = copySrcOpts(ctx, r, srcBucket, srcObject)
 | 
						||
	if err != nil {
 | 
						||
		logger.LogIf(ctx, err)
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	srcOpts.VersionID = vid
 | 
						||
 | 
						||
	// convert copy src encryption options for GET calls
 | 
						||
	var getOpts = ObjectOptions{VersionID: srcOpts.VersionID, Versioned: srcOpts.Versioned}
 | 
						||
	getSSE := encrypt.SSE(srcOpts.ServerSideEncryption)
 | 
						||
	if getSSE != srcOpts.ServerSideEncryption {
 | 
						||
		getOpts.ServerSideEncryption = getSSE
 | 
						||
	}
 | 
						||
 | 
						||
	dstOpts, err = copyDstOpts(ctx, r, dstBucket, dstObject, nil)
 | 
						||
	if err != nil {
 | 
						||
		logger.LogIf(ctx, err)
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	cpSrcDstSame := isStringEqual(pathJoin(srcBucket, srcObject), pathJoin(dstBucket, dstObject))
 | 
						||
 | 
						||
	getObjectNInfo := objectAPI.GetObjectNInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectNInfo = api.CacheAPI().GetObjectNInfo
 | 
						||
	}
 | 
						||
 | 
						||
	checkCopyPrecondFn := func(o ObjectInfo) bool {
 | 
						||
		if objectAPI.IsEncryptionSupported() {
 | 
						||
			if _, err := DecryptObjectInfo(&o, r); err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return true
 | 
						||
			}
 | 
						||
		}
 | 
						||
		return checkCopyObjectPreconditions(ctx, w, r, o)
 | 
						||
	}
 | 
						||
	getOpts.CheckPrecondFn = checkCopyPrecondFn
 | 
						||
 | 
						||
	// FIXME: a possible race exists between a parallel
 | 
						||
	// GetObject v/s CopyObject with metadata updates, ideally
 | 
						||
	// we should be holding write lock here but it is not
 | 
						||
	// possible due to other constraints such as knowing
 | 
						||
	// the type of source content etc.
 | 
						||
	lock := noLock
 | 
						||
	if !cpSrcDstSame {
 | 
						||
		lock = readLock
 | 
						||
	}
 | 
						||
 | 
						||
	var rs *HTTPRangeSpec
 | 
						||
	gr, err := getObjectNInfo(ctx, srcBucket, srcObject, rs, r.Header, lock, getOpts)
 | 
						||
	if err != nil {
 | 
						||
		if isErrPreconditionFailed(err) {
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if globalBucketVersioningSys.Enabled(srcBucket) && gr != nil {
 | 
						||
			// Versioning enabled quite possibly object is deleted might be delete-marker
 | 
						||
			// if present set the headers, no idea why AWS S3 sets these headers.
 | 
						||
			if gr.ObjInfo.VersionID != "" && gr.ObjInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.AmzVersionID] = []string{gr.ObjInfo.VersionID}
 | 
						||
				w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(gr.ObjInfo.DeleteMarker)}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	defer gr.Close()
 | 
						||
	srcInfo := gr.ObjInfo
 | 
						||
 | 
						||
	// maximum Upload size for object in a single CopyObject operation.
 | 
						||
	if isMaxObjectSize(srcInfo.Size) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEntityTooLarge), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// We have to copy metadata only if source and destination are same.
 | 
						||
	// this changes for encryption which can be observed below.
 | 
						||
	if cpSrcDstSame {
 | 
						||
		srcInfo.metadataOnly = true
 | 
						||
	}
 | 
						||
 | 
						||
	var chStorageClass bool
 | 
						||
	if dstSc != "" {
 | 
						||
		chStorageClass = true
 | 
						||
		srcInfo.metadataOnly = false
 | 
						||
	}
 | 
						||
 | 
						||
	var reader io.Reader
 | 
						||
	var length = srcInfo.Size
 | 
						||
 | 
						||
	// Set the actual size to the decrypted size if encrypted.
 | 
						||
	actualSize := srcInfo.Size
 | 
						||
	if crypto.IsEncrypted(srcInfo.UserDefined) {
 | 
						||
		actualSize, err = srcInfo.DecryptedSize()
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		length = actualSize
 | 
						||
	}
 | 
						||
 | 
						||
	if !cpSrcDstSame {
 | 
						||
		if err := enforceBucketQuota(ctx, dstBucket, actualSize); err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	var compressMetadata map[string]string
 | 
						||
	// No need to compress for remote etcd calls
 | 
						||
	// Pass the decompressed stream to such calls.
 | 
						||
	isCompressed := objectAPI.IsCompressionSupported() && isCompressible(r.Header, srcObject) && !isRemoteCopyRequired(ctx, srcBucket, dstBucket, objectAPI)
 | 
						||
	if isCompressed {
 | 
						||
		compressMetadata = make(map[string]string, 2)
 | 
						||
		// Preserving the compression metadata.
 | 
						||
		compressMetadata[ReservedMetadataPrefix+"compression"] = compressionAlgorithmV2
 | 
						||
		compressMetadata[ReservedMetadataPrefix+"actual-size"] = strconv.FormatInt(actualSize, 10)
 | 
						||
		// Remove all source encrypted related metadata to
 | 
						||
		// avoid copying them in target object.
 | 
						||
		crypto.RemoveInternalEntries(srcInfo.UserDefined)
 | 
						||
 | 
						||
		s2c := newS2CompressReader(gr)
 | 
						||
		defer s2c.Close()
 | 
						||
		reader = s2c
 | 
						||
		length = -1
 | 
						||
	} else {
 | 
						||
		// Remove the metadata for remote calls.
 | 
						||
		delete(srcInfo.UserDefined, ReservedMetadataPrefix+"compression")
 | 
						||
		delete(srcInfo.UserDefined, ReservedMetadataPrefix+"actual-size")
 | 
						||
		reader = gr
 | 
						||
	}
 | 
						||
 | 
						||
	srcInfo.Reader, err = hash.NewReader(reader, length, "", "", actualSize, globalCLIContext.StrictS3Compat)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	rawReader := srcInfo.Reader
 | 
						||
	pReader := NewPutObjReader(srcInfo.Reader, nil, nil)
 | 
						||
 | 
						||
	// Check if either the source is encrypted or the destination will be encrypted.
 | 
						||
	objectEncryption := crypto.IsSourceEncrypted(srcInfo.UserDefined) || crypto.IsRequested(r.Header)
 | 
						||
	var encMetadata = make(map[string]string)
 | 
						||
	if objectAPI.IsEncryptionSupported() && !isCompressed {
 | 
						||
		// Encryption parameters not applicable for this object.
 | 
						||
		if !crypto.IsEncrypted(srcInfo.UserDefined) && crypto.SSECopy.IsRequested(r.Header) {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, errInvalidEncryptionParameters), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		// Encryption parameters not present for this object.
 | 
						||
		if crypto.SSEC.IsEncrypted(srcInfo.UserDefined) && !crypto.SSECopy.IsRequested(r.Header) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidSSECustomerAlgorithm), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		var oldKey, newKey []byte
 | 
						||
		var objEncKey crypto.ObjectKey
 | 
						||
		sseCopyS3 := crypto.S3.IsEncrypted(srcInfo.UserDefined)
 | 
						||
		sseCopyC := crypto.SSEC.IsEncrypted(srcInfo.UserDefined) && crypto.SSECopy.IsRequested(r.Header)
 | 
						||
		sseC := crypto.SSEC.IsRequested(r.Header)
 | 
						||
		sseS3 := crypto.S3.IsRequested(r.Header)
 | 
						||
 | 
						||
		isSourceEncrypted := sseCopyC || sseCopyS3
 | 
						||
		isTargetEncrypted := sseC || sseS3
 | 
						||
 | 
						||
		if sseC {
 | 
						||
			newKey, err = ParseSSECustomerRequest(r)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
 | 
						||
		// If src == dst and either
 | 
						||
		// - the object is encrypted using SSE-C and two different SSE-C keys are present
 | 
						||
		// - the object is encrypted using SSE-S3 and the SSE-S3 header is present
 | 
						||
		// - the object storage class is not changing
 | 
						||
		// then execute a key rotation.
 | 
						||
		if cpSrcDstSame && (sseCopyC && sseC) && !chStorageClass {
 | 
						||
			oldKey, err = ParseSSECopyCustomerRequest(r.Header, srcInfo.UserDefined)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
 | 
						||
			for k, v := range srcInfo.UserDefined {
 | 
						||
				if strings.HasPrefix(strings.ToLower(k), ReservedMetadataPrefixLower) {
 | 
						||
					encMetadata[k] = v
 | 
						||
				}
 | 
						||
			}
 | 
						||
 | 
						||
			// In case of SSE-S3 oldKey and newKey aren't used - the KMS manages the keys.
 | 
						||
			if err = rotateKey(oldKey, newKey, srcBucket, srcObject, encMetadata); err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
 | 
						||
			// Since we are rotating the keys, make sure to update the metadata.
 | 
						||
			srcInfo.metadataOnly = true
 | 
						||
			srcInfo.keyRotation = true
 | 
						||
		} else {
 | 
						||
			if isSourceEncrypted || isTargetEncrypted {
 | 
						||
				// We are not only copying just metadata instead
 | 
						||
				// we are creating a new object at this point, even
 | 
						||
				// if source and destination are same objects.
 | 
						||
				if !srcInfo.keyRotation {
 | 
						||
					srcInfo.metadataOnly = false
 | 
						||
				}
 | 
						||
			}
 | 
						||
 | 
						||
			// Calculate the size of the target object
 | 
						||
			var targetSize int64
 | 
						||
 | 
						||
			switch {
 | 
						||
			case !isSourceEncrypted && !isTargetEncrypted:
 | 
						||
				targetSize = srcInfo.Size
 | 
						||
			case isSourceEncrypted && isTargetEncrypted:
 | 
						||
				objInfo := ObjectInfo{Size: actualSize}
 | 
						||
				targetSize = objInfo.EncryptedSize()
 | 
						||
			case !isSourceEncrypted && isTargetEncrypted:
 | 
						||
				targetSize = srcInfo.EncryptedSize()
 | 
						||
			case isSourceEncrypted && !isTargetEncrypted:
 | 
						||
				targetSize, _ = srcInfo.DecryptedSize()
 | 
						||
			}
 | 
						||
 | 
						||
			if isTargetEncrypted {
 | 
						||
				reader, objEncKey, err = newEncryptReader(srcInfo.Reader, newKey, dstBucket, dstObject, encMetadata, sseS3)
 | 
						||
				if err != nil {
 | 
						||
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
					return
 | 
						||
				}
 | 
						||
			}
 | 
						||
 | 
						||
			if isSourceEncrypted {
 | 
						||
				// Remove all source encrypted related metadata to
 | 
						||
				// avoid copying them in target object.
 | 
						||
				crypto.RemoveInternalEntries(srcInfo.UserDefined)
 | 
						||
			}
 | 
						||
 | 
						||
			// do not try to verify encrypted content
 | 
						||
			srcInfo.Reader, err = hash.NewReader(reader, targetSize, "", "", targetSize, globalCLIContext.StrictS3Compat)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
 | 
						||
			if isTargetEncrypted {
 | 
						||
				pReader = NewPutObjReader(rawReader, srcInfo.Reader, &objEncKey)
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	srcInfo.PutObjReader = pReader
 | 
						||
 | 
						||
	srcInfo.UserDefined, err = getCpObjMetadataFromHeader(ctx, r, srcInfo.UserDefined)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objTags := srcInfo.UserTags
 | 
						||
	// If x-amz-tagging-directive header is REPLACE, get passed tags.
 | 
						||
	if isDirectiveReplace(r.Header.Get(xhttp.AmzTagDirective)) {
 | 
						||
		objTags = r.Header.Get(xhttp.AmzObjectTagging)
 | 
						||
		if _, err := tags.ParseObjectTags(objTags); err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if globalIsGateway {
 | 
						||
			srcInfo.UserDefined[xhttp.AmzTagDirective] = replaceDirective
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if objTags != "" {
 | 
						||
		srcInfo.UserDefined[xhttp.AmzObjectTagging] = objTags
 | 
						||
	}
 | 
						||
	srcInfo.UserDefined = filterReplicationStatusMetadata(srcInfo.UserDefined)
 | 
						||
 | 
						||
	srcInfo.UserDefined = objectlock.FilterObjectLockMetadata(srcInfo.UserDefined, true, true)
 | 
						||
	retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectRetentionAction)
 | 
						||
	holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), dstBucket, dstObject, r, iampolicy.PutObjectLegalHoldAction)
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	// apply default bucket configuration/governance headers for dest side.
 | 
						||
	retentionMode, retentionDate, legalHold, s3Err := checkPutObjectLockAllowed(ctx, r, dstBucket, dstObject, getObjectInfo, retPerms, holdPerms)
 | 
						||
	if s3Err == ErrNone && retentionMode.Valid() {
 | 
						||
		srcInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockMode)] = string(retentionMode)
 | 
						||
		srcInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockRetainUntilDate)] = retentionDate.UTC().Format(iso8601TimeFormat)
 | 
						||
	}
 | 
						||
	if s3Err == ErrNone && legalHold.Status.Valid() {
 | 
						||
		srcInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockLegalHold)] = string(legalHold.Status)
 | 
						||
	}
 | 
						||
	if s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if rs := r.Header.Get(xhttp.AmzBucketReplicationStatus); rs != "" {
 | 
						||
		srcInfo.UserDefined[xhttp.AmzBucketReplicationStatus] = rs
 | 
						||
	}
 | 
						||
	if mustReplicate(ctx, r, dstBucket, dstObject, srcInfo.UserDefined, srcInfo.ReplicationStatus.String()) {
 | 
						||
		srcInfo.UserDefined[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
	// Store the preserved compression metadata.
 | 
						||
	for k, v := range compressMetadata {
 | 
						||
		srcInfo.UserDefined[k] = v
 | 
						||
	}
 | 
						||
 | 
						||
	// We need to preserve the encryption headers set in EncryptRequest,
 | 
						||
	// so we do not want to override them, copy them instead.
 | 
						||
	for k, v := range encMetadata {
 | 
						||
		srcInfo.UserDefined[k] = v
 | 
						||
	}
 | 
						||
 | 
						||
	// Ensure that metadata does not contain sensitive information
 | 
						||
	crypto.RemoveSensitiveEntries(srcInfo.UserDefined)
 | 
						||
	// Check if x-amz-metadata-directive or x-amz-tagging-directive was not set to REPLACE and source,
 | 
						||
	// destination are same objects. Apply this restriction also when
 | 
						||
	// metadataOnly is true indicating that we are not overwriting the object.
 | 
						||
	// if encryption is enabled we do not need explicit "REPLACE" metadata to
 | 
						||
	// be enabled as well - this is to allow for key-rotation.
 | 
						||
	if !isDirectiveReplace(r.Header.Get(xhttp.AmzMetadataDirective)) && !isDirectiveReplace(r.Header.Get(xhttp.AmzTagDirective)) &&
 | 
						||
		srcInfo.metadataOnly && !crypto.IsEncrypted(srcInfo.UserDefined) && srcOpts.VersionID == "" && !objectEncryption {
 | 
						||
		// If x-amz-metadata-directive is not set to REPLACE then we need
 | 
						||
		// to error out if source and destination are same.
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopyDest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	var objInfo ObjectInfo
 | 
						||
 | 
						||
	if isRemoteCopyRequired(ctx, srcBucket, dstBucket, objectAPI) {
 | 
						||
		var dstRecords []dns.SrvRecord
 | 
						||
		dstRecords, err = globalDNSConfig.Get(dstBucket)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		// Send PutObject request to appropriate instance (in federated deployment)
 | 
						||
		core, rerr := getRemoteInstanceClient(r, getHostFromSrv(dstRecords))
 | 
						||
		if rerr != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, rerr), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		tag, err := tags.ParseObjectTags(objTags)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		opts := miniogo.PutObjectOptions{
 | 
						||
			UserMetadata:         srcInfo.UserDefined,
 | 
						||
			ServerSideEncryption: dstOpts.ServerSideEncryption,
 | 
						||
			UserTags:             tag.ToMap(),
 | 
						||
		}
 | 
						||
		remoteObjInfo, rerr := core.PutObject(ctx, dstBucket, dstObject, srcInfo.Reader,
 | 
						||
			srcInfo.Size, "", "", opts)
 | 
						||
		if rerr != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, rerr), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		objInfo.ETag = remoteObjInfo.ETag
 | 
						||
		objInfo.ModTime = remoteObjInfo.LastModified
 | 
						||
	} else {
 | 
						||
		copyObjectFn := objectAPI.CopyObject
 | 
						||
		if api.CacheAPI() != nil {
 | 
						||
			copyObjectFn = api.CacheAPI().CopyObject
 | 
						||
		}
 | 
						||
 | 
						||
		// Copy source object to destination, if source and destination
 | 
						||
		// object is same then only metadata is updated.
 | 
						||
		objInfo, err = copyObjectFn(ctx, srcBucket, srcObject, dstBucket, dstObject, srcInfo, srcOpts, dstOpts)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
	objInfo.ETag = getDecryptedETag(r.Header, objInfo, false)
 | 
						||
	response := generateCopyObjectResponse(objInfo.ETag, objInfo.ModTime)
 | 
						||
	encodedSuccessResponse := encodeResponse(response)
 | 
						||
	if mustReplicate(ctx, r, dstBucket, dstObject, objInfo.UserDefined, objInfo.ReplicationStatus.String()) {
 | 
						||
		globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
	}
 | 
						||
 | 
						||
	setPutObjHeaders(w, objInfo, false)
 | 
						||
	// We must not use the http.Header().Set method here because some (broken)
 | 
						||
	// clients expect the x-amz-copy-source-version-id header key to be literally
 | 
						||
	// "x-amz-copy-source-version-id"- not in canonicalized form, preserve it.
 | 
						||
	if srcOpts.VersionID != "" {
 | 
						||
		w.Header()[strings.ToLower(xhttp.AmzCopySourceVersionID)] = []string{srcOpts.VersionID}
 | 
						||
	}
 | 
						||
 | 
						||
	// Write success response.
 | 
						||
	writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
 | 
						||
	// Notify object created event.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectCreatedCopy,
 | 
						||
		BucketName:   dstBucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// PutObjectHandler - PUT Object
 | 
						||
// ----------
 | 
						||
// This implementation of the PUT operation adds an object to a bucket.
 | 
						||
// Notice: The S3 client can send secret keys in headers for encryption related jobs,
 | 
						||
// the handler should ensure to remove these keys before sending them to the object layer.
 | 
						||
// Currently these keys are:
 | 
						||
//   - X-Amz-Server-Side-Encryption-Customer-Key
 | 
						||
//   - X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key
 | 
						||
func (api objectAPIHandlers) PutObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PutObject")
 | 
						||
	defer logger.AuditLog(w, r, "PutObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3KMS.IsRequested(r.Header) { // SSE-KMS is not supported
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// X-Amz-Copy-Source shouldn't be set for this call.
 | 
						||
	if _, ok := r.Header[xhttp.AmzCopySource]; ok {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Validate storage class metadata if present
 | 
						||
	if sc := r.Header.Get(xhttp.AmzStorageClass); sc != "" {
 | 
						||
		if !storageclass.IsValid(sc) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidStorageClass), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Get Content-Md5 sent by client and verify if valid
 | 
						||
	md5Bytes, err := checkValidMD5(r.Header)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidDigest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	/// if Content-Length is unknown/missing, deny the request
 | 
						||
	size := r.ContentLength
 | 
						||
	rAuthType := getRequestAuthType(r)
 | 
						||
	if rAuthType == authTypeStreamingSigned {
 | 
						||
		if sizeStr, ok := r.Header[xhttp.AmzDecodedContentLength]; ok {
 | 
						||
			if sizeStr[0] == "" {
 | 
						||
				writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
			size, err = strconv.ParseInt(sizeStr[0], 10, 64)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
	if size == -1 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	/// maximum Upload size for objects in a single operation
 | 
						||
	if isMaxObjectSize(size) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEntityTooLarge), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	metadata, err := extractMetadata(ctx, r)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if objTags := r.Header.Get(xhttp.AmzObjectTagging); objTags != "" {
 | 
						||
		if !objectAPI.IsTaggingSupported() {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		if _, err := tags.ParseObjectTags(objTags); err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		metadata[xhttp.AmzObjectTagging] = objTags
 | 
						||
	}
 | 
						||
 | 
						||
	var (
 | 
						||
		md5hex    = hex.EncodeToString(md5Bytes)
 | 
						||
		sha256hex = ""
 | 
						||
		reader    io.Reader
 | 
						||
		s3Err     APIErrorCode
 | 
						||
		putObject = objectAPI.PutObject
 | 
						||
	)
 | 
						||
	reader = r.Body
 | 
						||
 | 
						||
	// Check if put is allowed
 | 
						||
	if s3Err = isPutActionAllowed(ctx, rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	switch rAuthType {
 | 
						||
	case authTypeStreamingSigned:
 | 
						||
		// Initialize stream signature verifier.
 | 
						||
		reader, s3Err = newSignV4ChunkedReader(r)
 | 
						||
		if s3Err != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	case authTypeSignedV2, authTypePresignedV2:
 | 
						||
		s3Err = isReqAuthenticatedV2(r)
 | 
						||
		if s3Err != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
	case authTypePresigned, authTypeSigned:
 | 
						||
		if s3Err = reqSignatureV4Verify(r, globalServerRegion, serviceS3); s3Err != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if !skipContentSha256Cksum(r) {
 | 
						||
			sha256hex = getContentSha256Cksum(r, serviceS3)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if err := enforceBucketQuota(ctx, bucket, size); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check if bucket encryption is enabled
 | 
						||
	_, err = globalBucketSSEConfigSys.Get(bucket)
 | 
						||
	// This request header needs to be set prior to setting ObjectOptions
 | 
						||
	if (globalAutoEncryption || err == nil) && !crypto.SSEC.IsRequested(r.Header) {
 | 
						||
		r.Header.Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
	}
 | 
						||
 | 
						||
	actualSize := size
 | 
						||
 | 
						||
	if objectAPI.IsCompressionSupported() && isCompressible(r.Header, object) && size > 0 {
 | 
						||
		// Storing the compression metadata.
 | 
						||
		metadata[ReservedMetadataPrefix+"compression"] = compressionAlgorithmV2
 | 
						||
		metadata[ReservedMetadataPrefix+"actual-size"] = strconv.FormatInt(size, 10)
 | 
						||
 | 
						||
		actualReader, err := hash.NewReader(reader, size, md5hex, sha256hex, actualSize, globalCLIContext.StrictS3Compat)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		// Set compression metrics.
 | 
						||
		s2c := newS2CompressReader(actualReader)
 | 
						||
		defer s2c.Close()
 | 
						||
		reader = s2c
 | 
						||
		size = -1   // Since compressed size is un-predictable.
 | 
						||
		md5hex = "" // Do not try to verify the content.
 | 
						||
		sha256hex = ""
 | 
						||
	}
 | 
						||
 | 
						||
	hashReader, err := hash.NewReader(reader, size, md5hex, sha256hex, actualSize, globalCLIContext.StrictS3Compat)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	rawReader := hashReader
 | 
						||
	pReader := NewPutObjReader(rawReader, nil, nil)
 | 
						||
 | 
						||
	// get gateway encryption options
 | 
						||
	var opts ObjectOptions
 | 
						||
	opts, err = putOpts(ctx, r, bucket, object, metadata)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		putObject = api.CacheAPI().PutObject
 | 
						||
	}
 | 
						||
 | 
						||
	retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
 | 
						||
	holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	retentionMode, retentionDate, legalHold, s3Err := checkPutObjectLockAllowed(ctx, r, bucket, object, getObjectInfo, retPerms, holdPerms)
 | 
						||
	if s3Err == ErrNone && retentionMode.Valid() {
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockMode)] = string(retentionMode)
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockRetainUntilDate)] = retentionDate.UTC().Format(iso8601TimeFormat)
 | 
						||
	}
 | 
						||
	if s3Err == ErrNone && legalHold.Status.Valid() {
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockLegalHold)] = string(legalHold.Status)
 | 
						||
	}
 | 
						||
	if s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if mustReplicate(ctx, r, bucket, object, metadata, "") {
 | 
						||
		metadata[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
	if r.Header.Get(xhttp.AmzBucketReplicationStatus) == replication.Replica.String() {
 | 
						||
		if s3Err = isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.ReplicateObjectAction); s3Err != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
	var objectEncryptionKey crypto.ObjectKey
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if crypto.IsRequested(r.Header) && !HasSuffix(object, SlashSeparator) { // handle SSE requests
 | 
						||
			if crypto.SSECopy.IsRequested(r.Header) {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, errInvalidEncryptionParameters), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
 | 
						||
			reader, objectEncryptionKey, err = EncryptRequest(hashReader, r, bucket, object, metadata)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
			info := ObjectInfo{Size: size}
 | 
						||
 | 
						||
			// do not try to verify encrypted content
 | 
						||
			hashReader, err = hash.NewReader(reader, info.EncryptedSize(), "", "", size, globalCLIContext.StrictS3Compat)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
			pReader = NewPutObjReader(rawReader, hashReader, &objectEncryptionKey)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Ensure that metadata does not contain sensitive information
 | 
						||
	crypto.RemoveSensitiveEntries(metadata)
 | 
						||
 | 
						||
	// Create the object..
 | 
						||
	objInfo, err := putObject(ctx, bucket, object, pReader, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	switch {
 | 
						||
	case objInfo.IsCompressed():
 | 
						||
		if !strings.HasSuffix(objInfo.ETag, "-1") {
 | 
						||
			objInfo.ETag = objInfo.ETag + "-1"
 | 
						||
		}
 | 
						||
	case crypto.IsEncrypted(objInfo.UserDefined):
 | 
						||
		switch {
 | 
						||
		case crypto.S3.IsEncrypted(objInfo.UserDefined):
 | 
						||
			w.Header().Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
			objInfo.ETag, _ = DecryptETag(objectEncryptionKey, ObjectInfo{ETag: objInfo.ETag})
 | 
						||
		case crypto.SSEC.IsEncrypted(objInfo.UserDefined):
 | 
						||
			w.Header().Set(crypto.SSECAlgorithm, r.Header.Get(crypto.SSECAlgorithm))
 | 
						||
			w.Header().Set(crypto.SSECKeyMD5, r.Header.Get(crypto.SSECKeyMD5))
 | 
						||
 | 
						||
			if len(objInfo.ETag) >= 32 && strings.Count(objInfo.ETag, "-") != 1 {
 | 
						||
				objInfo.ETag = objInfo.ETag[len(objInfo.ETag)-32:]
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
	if mustReplicate(ctx, r, bucket, object, metadata, "") {
 | 
						||
		globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
	}
 | 
						||
	setPutObjHeaders(w, objInfo, false)
 | 
						||
 | 
						||
	writeSuccessResponseHeadersOnly(w)
 | 
						||
 | 
						||
	// Notify object created event.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectCreatedPut,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
/// Multipart objectAPIHandlers
 | 
						||
 | 
						||
// NewMultipartUploadHandler - New multipart upload.
 | 
						||
// Notice: The S3 client can send secret keys in headers for encryption related jobs,
 | 
						||
// the handler should ensure to remove these keys before sending them to the object layer.
 | 
						||
// Currently these keys are:
 | 
						||
//   - X-Amz-Server-Side-Encryption-Customer-Key
 | 
						||
//   - X-Amz-Copy-Source-Server-Side-Encryption-Customer-Key
 | 
						||
func (api objectAPIHandlers) NewMultipartUploadHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "NewMultipartUpload")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "NewMultipartUpload", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3KMS.IsRequested(r.Header) { // SSE-KMS is not supported
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.PutObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check if bucket encryption is enabled
 | 
						||
	_, err = globalBucketSSEConfigSys.Get(bucket)
 | 
						||
	// This request header needs to be set prior to setting ObjectOptions
 | 
						||
	if (globalAutoEncryption || err == nil) && !crypto.SSEC.IsRequested(r.Header) {
 | 
						||
		r.Header.Set(crypto.SSEHeader, crypto.SSEAlgorithmAES256)
 | 
						||
	}
 | 
						||
 | 
						||
	// Validate storage class metadata if present
 | 
						||
	if sc := r.Header.Get(xhttp.AmzStorageClass); sc != "" {
 | 
						||
		if !storageclass.IsValid(sc) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidStorageClass), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	var encMetadata = map[string]string{}
 | 
						||
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		if crypto.IsRequested(r.Header) {
 | 
						||
			if err = setEncryptionMetadata(r, bucket, object, encMetadata); err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
			// Set this for multipart only operations, we need to differentiate during
 | 
						||
			// decryption if the file was actually multipart or not.
 | 
						||
			encMetadata[ReservedMetadataPrefix+"Encrypted-Multipart"] = ""
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Extract metadata that needs to be saved.
 | 
						||
	metadata, err := extractMetadata(ctx, r)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	retPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectRetentionAction)
 | 
						||
	holdPerms := isPutActionAllowed(ctx, getRequestAuthType(r), bucket, object, r, iampolicy.PutObjectLegalHoldAction)
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	retentionMode, retentionDate, legalHold, s3Err := checkPutObjectLockAllowed(ctx, r, bucket, object, getObjectInfo, retPerms, holdPerms)
 | 
						||
	if s3Err == ErrNone && retentionMode.Valid() {
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockMode)] = string(retentionMode)
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockRetainUntilDate)] = retentionDate.UTC().Format(iso8601TimeFormat)
 | 
						||
	}
 | 
						||
	if s3Err == ErrNone && legalHold.Status.Valid() {
 | 
						||
		metadata[strings.ToLower(xhttp.AmzObjectLockLegalHold)] = string(legalHold.Status)
 | 
						||
	}
 | 
						||
	if s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if mustReplicate(ctx, r, bucket, object, metadata, "") {
 | 
						||
		metadata[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
	// We need to preserve the encryption headers set in EncryptRequest,
 | 
						||
	// so we do not want to override them, copy them instead.
 | 
						||
	for k, v := range encMetadata {
 | 
						||
		metadata[k] = v
 | 
						||
	}
 | 
						||
 | 
						||
	// Ensure that metadata does not contain sensitive information
 | 
						||
	crypto.RemoveSensitiveEntries(metadata)
 | 
						||
 | 
						||
	if objectAPI.IsCompressionSupported() && isCompressible(r.Header, object) {
 | 
						||
		// Storing the compression metadata.
 | 
						||
		metadata[ReservedMetadataPrefix+"compression"] = compressionAlgorithmV2
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := putOpts(ctx, r, bucket, object, metadata)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	newMultipartUpload := objectAPI.NewMultipartUpload
 | 
						||
 | 
						||
	uploadID, err := newMultipartUpload(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	response := generateInitiateMultipartUploadResponse(bucket, object, uploadID)
 | 
						||
	encodedSuccessResponse := encodeResponse(response)
 | 
						||
 | 
						||
	// Write success response.
 | 
						||
	writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
}
 | 
						||
 | 
						||
// CopyObjectPartHandler - uploads a part by copying data from an existing object as data source.
 | 
						||
func (api objectAPIHandlers) CopyObjectPartHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "CopyObjectPart")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "CopyObjectPart", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3KMS.IsRequested(r.Header) { // SSE-KMS is not supported
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	dstBucket := vars["bucket"]
 | 
						||
	dstObject, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.PutObjectAction, dstBucket, dstObject); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Read escaped copy source path to check for parameters.
 | 
						||
	cpSrcPath := r.Header.Get(xhttp.AmzCopySource)
 | 
						||
	var vid string
 | 
						||
	if u, err := url.Parse(cpSrcPath); err == nil {
 | 
						||
		vid = strings.TrimSpace(u.Query().Get(xhttp.VersionID))
 | 
						||
		// Note that url.Parse does the unescaping
 | 
						||
		cpSrcPath = u.Path
 | 
						||
	}
 | 
						||
 | 
						||
	srcBucket, srcObject := path2BucketObject(cpSrcPath)
 | 
						||
	// If source object is empty or bucket is empty, reply back invalid copy source.
 | 
						||
	if srcObject == "" || srcBucket == "" {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if vid != "" && vid != nullVersionID {
 | 
						||
		_, err := uuid.Parse(vid)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, VersionNotFound{
 | 
						||
				Bucket:    srcBucket,
 | 
						||
				Object:    srcObject,
 | 
						||
				VersionID: vid,
 | 
						||
			}), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectAction, srcBucket, srcObject); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	uploadID := r.URL.Query().Get(xhttp.UploadID)
 | 
						||
	partIDString := r.URL.Query().Get(xhttp.PartNumber)
 | 
						||
 | 
						||
	partID, err := strconv.Atoi(partIDString)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPart), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// check partID with maximum part ID for multipart objects
 | 
						||
	if isMaxPartID(partID) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidMaxParts), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	var srcOpts, dstOpts ObjectOptions
 | 
						||
	srcOpts, err = copySrcOpts(ctx, r, srcBucket, srcObject)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	srcOpts.VersionID = vid
 | 
						||
 | 
						||
	// convert copy src and dst encryption options for GET/PUT calls
 | 
						||
	var getOpts = ObjectOptions{VersionID: srcOpts.VersionID}
 | 
						||
	if srcOpts.ServerSideEncryption != nil {
 | 
						||
		getOpts.ServerSideEncryption = encrypt.SSE(srcOpts.ServerSideEncryption)
 | 
						||
	}
 | 
						||
 | 
						||
	dstOpts, err = copyDstOpts(ctx, r, dstBucket, dstObject, nil)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectNInfo := objectAPI.GetObjectNInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectNInfo = api.CacheAPI().GetObjectNInfo
 | 
						||
	}
 | 
						||
 | 
						||
	// Get request range.
 | 
						||
	var rs *HTTPRangeSpec
 | 
						||
	var parseRangeErr error
 | 
						||
	if rangeHeader := r.Header.Get(xhttp.AmzCopySourceRange); rangeHeader != "" {
 | 
						||
		rs, parseRangeErr = parseCopyPartRangeSpec(rangeHeader)
 | 
						||
	}
 | 
						||
 | 
						||
	checkCopyPartPrecondFn := func(o ObjectInfo) bool {
 | 
						||
		if objectAPI.IsEncryptionSupported() {
 | 
						||
			if _, err := DecryptObjectInfo(&o, r); err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return true
 | 
						||
			}
 | 
						||
		}
 | 
						||
		if checkCopyObjectPartPreconditions(ctx, w, r, o) {
 | 
						||
			return true
 | 
						||
		}
 | 
						||
		if parseRangeErr != nil {
 | 
						||
			logger.LogIf(ctx, parseRangeErr)
 | 
						||
			writeCopyPartErr(ctx, w, parseRangeErr, r.URL, guessIsBrowserReq(r))
 | 
						||
			// Range header mismatch is pre-condition like failure
 | 
						||
			// so return true to indicate Range precondition failed.
 | 
						||
			return true
 | 
						||
		}
 | 
						||
		return false
 | 
						||
	}
 | 
						||
	getOpts.CheckPrecondFn = checkCopyPartPrecondFn
 | 
						||
	gr, err := getObjectNInfo(ctx, srcBucket, srcObject, rs, r.Header, readLock, getOpts)
 | 
						||
	if err != nil {
 | 
						||
		if isErrPreconditionFailed(err) {
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if globalBucketVersioningSys.Enabled(srcBucket) && gr != nil {
 | 
						||
			// Versioning enabled quite possibly object is deleted might be delete-marker
 | 
						||
			// if present set the headers, no idea why AWS S3 sets these headers.
 | 
						||
			if gr.ObjInfo.VersionID != "" && gr.ObjInfo.DeleteMarker {
 | 
						||
				w.Header()[xhttp.AmzVersionID] = []string{gr.ObjInfo.VersionID}
 | 
						||
				w.Header()[xhttp.AmzDeleteMarker] = []string{strconv.FormatBool(gr.ObjInfo.DeleteMarker)}
 | 
						||
			}
 | 
						||
		}
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	defer gr.Close()
 | 
						||
	srcInfo := gr.ObjInfo
 | 
						||
 | 
						||
	actualPartSize := srcInfo.Size
 | 
						||
	if crypto.IsEncrypted(srcInfo.UserDefined) {
 | 
						||
		actualPartSize, err = srcInfo.DecryptedSize()
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if err := enforceBucketQuota(ctx, dstBucket, actualPartSize); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Special care for CopyObjectPart
 | 
						||
	if partRangeErr := checkCopyPartRangeWithSize(rs, actualPartSize); partRangeErr != nil {
 | 
						||
		writeCopyPartErr(ctx, w, partRangeErr, r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get the object offset & length
 | 
						||
	startOffset, length, err := rs.GetOffsetLength(actualPartSize)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	/// maximum copy size for multipart objects in a single operation
 | 
						||
	if isMaxAllowedPartSize(length) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEntityTooLarge), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if isRemoteCopyRequired(ctx, srcBucket, dstBucket, objectAPI) {
 | 
						||
		var dstRecords []dns.SrvRecord
 | 
						||
		dstRecords, err = globalDNSConfig.Get(dstBucket)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		// Send PutObject request to appropriate instance (in federated deployment)
 | 
						||
		core, rerr := getRemoteInstanceClient(r, getHostFromSrv(dstRecords))
 | 
						||
		if rerr != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, rerr), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		partInfo, err := core.PutObjectPart(ctx, dstBucket, dstObject, uploadID, partID,
 | 
						||
			gr, length, "", "", dstOpts.ServerSideEncryption)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		response := generateCopyObjectPartResponse(partInfo.ETag, partInfo.LastModified)
 | 
						||
		encodedSuccessResponse := encodeResponse(response)
 | 
						||
 | 
						||
		// Write success response.
 | 
						||
		writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	actualPartSize = length
 | 
						||
	var reader io.Reader
 | 
						||
 | 
						||
	mi, err := objectAPI.GetMultipartInfo(ctx, dstBucket, dstObject, uploadID, dstOpts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Read compression metadata preserved in the init multipart for the decision.
 | 
						||
	_, isCompressed := mi.UserDefined[ReservedMetadataPrefix+"compression"]
 | 
						||
	// Compress only if the compression is enabled during initial multipart.
 | 
						||
	if isCompressed {
 | 
						||
		s2c := newS2CompressReader(gr)
 | 
						||
		defer s2c.Close()
 | 
						||
		reader = s2c
 | 
						||
		length = -1
 | 
						||
	} else {
 | 
						||
		reader = gr
 | 
						||
	}
 | 
						||
 | 
						||
	srcInfo.Reader, err = hash.NewReader(reader, length, "", "", actualPartSize, globalCLIContext.StrictS3Compat)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	dstOpts, err = copyDstOpts(ctx, r, dstBucket, dstObject, mi.UserDefined)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	rawReader := srcInfo.Reader
 | 
						||
	pReader := NewPutObjReader(rawReader, nil, nil)
 | 
						||
 | 
						||
	isEncrypted := crypto.IsEncrypted(mi.UserDefined)
 | 
						||
	var objectEncryptionKey crypto.ObjectKey
 | 
						||
	if objectAPI.IsEncryptionSupported() && !isCompressed && isEncrypted {
 | 
						||
		if !crypto.SSEC.IsRequested(r.Header) && crypto.SSEC.IsEncrypted(mi.UserDefined) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrSSEMultipartEncrypted), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if crypto.S3.IsEncrypted(mi.UserDefined) && crypto.SSEC.IsRequested(r.Header) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrSSEMultipartEncrypted), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		var key []byte
 | 
						||
		if crypto.SSEC.IsRequested(r.Header) {
 | 
						||
			key, err = ParseSSECustomerRequest(r)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
		key, err = decryptObjectInfo(key, dstBucket, dstObject, mi.UserDefined)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		copy(objectEncryptionKey[:], key)
 | 
						||
 | 
						||
		partEncryptionKey := objectEncryptionKey.DerivePartKey(uint32(partID))
 | 
						||
		reader, err = sio.EncryptReader(reader, sio.Config{Key: partEncryptionKey[:]})
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		info := ObjectInfo{Size: length}
 | 
						||
		srcInfo.Reader, err = hash.NewReader(reader, info.EncryptedSize(), "", "", length, globalCLIContext.StrictS3Compat)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		pReader = NewPutObjReader(rawReader, srcInfo.Reader, &objectEncryptionKey)
 | 
						||
	}
 | 
						||
 | 
						||
	srcInfo.PutObjReader = pReader
 | 
						||
	// Copy source object to destination, if source and destination
 | 
						||
	// object is same then only metadata is updated.
 | 
						||
	partInfo, err := objectAPI.CopyObjectPart(ctx, srcBucket, srcObject, dstBucket, dstObject, uploadID, partID,
 | 
						||
		startOffset, length, srcInfo, srcOpts, dstOpts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if isEncrypted {
 | 
						||
		partInfo.ETag = tryDecryptETag(objectEncryptionKey[:], partInfo.ETag, crypto.SSEC.IsRequested(r.Header))
 | 
						||
	}
 | 
						||
 | 
						||
	response := generateCopyObjectPartResponse(partInfo.ETag, partInfo.LastModified)
 | 
						||
	encodedSuccessResponse := encodeResponse(response)
 | 
						||
 | 
						||
	// Write success response.
 | 
						||
	writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
}
 | 
						||
 | 
						||
// PutObjectPartHandler - uploads an incoming part for an ongoing multipart operation.
 | 
						||
func (api objectAPIHandlers) PutObjectPartHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PutObjectPart")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "PutObjectPart", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if crypto.S3KMS.IsRequested(r.Header) { // SSE-KMS is not supported
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objectAPI.IsEncryptionSupported() && crypto.IsRequested(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// X-Amz-Copy-Source shouldn't be set for this call.
 | 
						||
	if _, ok := r.Header[xhttp.AmzCopySource]; ok {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidCopySource), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// get Content-Md5 sent by client and verify if valid
 | 
						||
	md5Bytes, err := checkValidMD5(r.Header)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidDigest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	/// if Content-Length is unknown/missing, throw away
 | 
						||
	size := r.ContentLength
 | 
						||
 | 
						||
	rAuthType := getRequestAuthType(r)
 | 
						||
	// For auth type streaming signature, we need to gather a different content length.
 | 
						||
	if rAuthType == authTypeStreamingSigned {
 | 
						||
		if sizeStr, ok := r.Header[xhttp.AmzDecodedContentLength]; ok {
 | 
						||
			if sizeStr[0] == "" {
 | 
						||
				writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
			size, err = strconv.ParseInt(sizeStr[0], 10, 64)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
	if size == -1 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	/// maximum Upload size for multipart objects in a single operation
 | 
						||
	if isMaxAllowedPartSize(size) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEntityTooLarge), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	uploadID := r.URL.Query().Get(xhttp.UploadID)
 | 
						||
	partIDString := r.URL.Query().Get(xhttp.PartNumber)
 | 
						||
 | 
						||
	partID, err := strconv.Atoi(partIDString)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPart), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// check partID with maximum part ID for multipart objects
 | 
						||
	if isMaxPartID(partID) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidMaxParts), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	var (
 | 
						||
		md5hex    = hex.EncodeToString(md5Bytes)
 | 
						||
		sha256hex = ""
 | 
						||
		reader    io.Reader
 | 
						||
		s3Error   APIErrorCode
 | 
						||
	)
 | 
						||
	reader = r.Body
 | 
						||
	if s3Error = isPutActionAllowed(ctx, rAuthType, bucket, object, r, iampolicy.PutObjectAction); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	switch rAuthType {
 | 
						||
	case authTypeStreamingSigned:
 | 
						||
		// Initialize stream signature verifier.
 | 
						||
		reader, s3Error = newSignV4ChunkedReader(r)
 | 
						||
		if s3Error != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	case authTypeSignedV2, authTypePresignedV2:
 | 
						||
		if s3Error = isReqAuthenticatedV2(r); s3Error != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	case authTypePresigned, authTypeSigned:
 | 
						||
		if s3Error = reqSignatureV4Verify(r, globalServerRegion, serviceS3); s3Error != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		if !skipContentSha256Cksum(r) {
 | 
						||
			sha256hex = getContentSha256Cksum(r, serviceS3)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if err := enforceBucketQuota(ctx, bucket, size); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	actualSize := size
 | 
						||
 | 
						||
	// get encryption options
 | 
						||
	var opts ObjectOptions
 | 
						||
	if crypto.SSEC.IsRequested(r.Header) {
 | 
						||
		opts, err = getOpts(ctx, r, bucket, object)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	mi, err := objectAPI.GetMultipartInfo(ctx, bucket, object, uploadID, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Read compression metadata preserved in the init multipart for the decision.
 | 
						||
	_, isCompressed := mi.UserDefined[ReservedMetadataPrefix+"compression"]
 | 
						||
 | 
						||
	if objectAPI.IsCompressionSupported() && isCompressed {
 | 
						||
		actualReader, err := hash.NewReader(reader, size, md5hex, sha256hex, actualSize, globalCLIContext.StrictS3Compat)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		// Set compression metrics.
 | 
						||
		s2c := newS2CompressReader(actualReader)
 | 
						||
		defer s2c.Close()
 | 
						||
		reader = s2c
 | 
						||
		size = -1   // Since compressed size is un-predictable.
 | 
						||
		md5hex = "" // Do not try to verify the content.
 | 
						||
		sha256hex = ""
 | 
						||
	}
 | 
						||
 | 
						||
	hashReader, err := hash.NewReader(reader, size, md5hex, sha256hex, actualSize, globalCLIContext.StrictS3Compat)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	rawReader := hashReader
 | 
						||
	pReader := NewPutObjReader(rawReader, nil, nil)
 | 
						||
 | 
						||
	isEncrypted := crypto.IsEncrypted(mi.UserDefined)
 | 
						||
	var objectEncryptionKey crypto.ObjectKey
 | 
						||
	if objectAPI.IsEncryptionSupported() && !isCompressed && isEncrypted {
 | 
						||
		if !crypto.SSEC.IsRequested(r.Header) && crypto.SSEC.IsEncrypted(mi.UserDefined) {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrSSEMultipartEncrypted), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		opts, err = putOpts(ctx, r, bucket, object, mi.UserDefined)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		var key []byte
 | 
						||
		if crypto.SSEC.IsRequested(r.Header) {
 | 
						||
			key, err = ParseSSECustomerRequest(r)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
 | 
						||
		// Calculating object encryption key
 | 
						||
		key, err = decryptObjectInfo(key, bucket, object, mi.UserDefined)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		copy(objectEncryptionKey[:], key)
 | 
						||
 | 
						||
		partEncryptionKey := objectEncryptionKey.DerivePartKey(uint32(partID))
 | 
						||
		in := io.Reader(hashReader)
 | 
						||
		if size > encryptBufferThreshold {
 | 
						||
			// The encryption reads in blocks of 64KB.
 | 
						||
			// We add a buffer on bigger files to reduce the number of syscalls upstream.
 | 
						||
			in = bufio.NewReaderSize(hashReader, encryptBufferSize)
 | 
						||
		}
 | 
						||
		reader, err = sio.EncryptReader(in, sio.Config{Key: partEncryptionKey[:]})
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		info := ObjectInfo{Size: size}
 | 
						||
		// do not try to verify encrypted content
 | 
						||
		hashReader, err = hash.NewReader(reader, info.EncryptedSize(), "", "", size, globalCLIContext.StrictS3Compat)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		pReader = NewPutObjReader(rawReader, hashReader, &objectEncryptionKey)
 | 
						||
	}
 | 
						||
 | 
						||
	putObjectPart := objectAPI.PutObjectPart
 | 
						||
 | 
						||
	partInfo, err := putObjectPart(ctx, bucket, object, uploadID, partID, pReader, opts)
 | 
						||
	if err != nil {
 | 
						||
		// Verify if the underlying error is signature mismatch.
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	etag := partInfo.ETag
 | 
						||
	if isEncrypted {
 | 
						||
		etag = tryDecryptETag(objectEncryptionKey[:], partInfo.ETag, crypto.SSEC.IsRequested(r.Header))
 | 
						||
	}
 | 
						||
 | 
						||
	// We must not use the http.Header().Set method here because some (broken)
 | 
						||
	// clients expect the ETag header key to be literally "ETag" - not "Etag" (case-sensitive).
 | 
						||
	// Therefore, we have to set the ETag directly as map entry.
 | 
						||
	w.Header()[xhttp.ETag] = []string{"\"" + etag + "\""}
 | 
						||
 | 
						||
	writeSuccessResponseHeadersOnly(w)
 | 
						||
}
 | 
						||
 | 
						||
// AbortMultipartUploadHandler - Abort multipart upload
 | 
						||
func (api objectAPIHandlers) AbortMultipartUploadHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "AbortMultipartUpload")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "AbortMultipartUpload", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	abortMultipartUpload := objectAPI.AbortMultipartUpload
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.AbortMultipartUploadAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	uploadID, _, _, _, s3Error := getObjectResources(r.URL.Query())
 | 
						||
	if s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	opts := ObjectOptions{}
 | 
						||
	if err := abortMultipartUpload(ctx, bucket, object, uploadID, opts); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessNoContent(w)
 | 
						||
}
 | 
						||
 | 
						||
// ListObjectPartsHandler - List object parts
 | 
						||
func (api objectAPIHandlers) ListObjectPartsHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "ListObjectParts")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "ListObjectParts", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.ListMultipartUploadPartsAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	uploadID, partNumberMarker, maxParts, encodingType, s3Error := getObjectResources(r.URL.Query())
 | 
						||
	if s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if partNumberMarker < 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartNumberMarker), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if maxParts < 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidMaxParts), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts := ObjectOptions{}
 | 
						||
	listPartsInfo, err := objectAPI.ListObjectParts(ctx, bucket, object, uploadID, partNumberMarker, maxParts, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	var ssec bool
 | 
						||
	if objectAPI.IsEncryptionSupported() && crypto.IsEncrypted(listPartsInfo.UserDefined) {
 | 
						||
		var key []byte
 | 
						||
		if crypto.SSEC.IsEncrypted(listPartsInfo.UserDefined) {
 | 
						||
			ssec = true
 | 
						||
		}
 | 
						||
		var objectEncryptionKey []byte
 | 
						||
		if crypto.S3.IsEncrypted(listPartsInfo.UserDefined) {
 | 
						||
			// Calculating object encryption key
 | 
						||
			objectEncryptionKey, err = decryptObjectInfo(key, bucket, object, listPartsInfo.UserDefined)
 | 
						||
			if err != nil {
 | 
						||
				writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
		for i := range listPartsInfo.Parts {
 | 
						||
			curp := listPartsInfo.Parts[i]
 | 
						||
			curp.ETag = tryDecryptETag(objectEncryptionKey, curp.ETag, ssec)
 | 
						||
			if !ssec {
 | 
						||
				var partSize uint64
 | 
						||
				partSize, err = sio.DecryptedSize(uint64(curp.Size))
 | 
						||
				if err != nil {
 | 
						||
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
					return
 | 
						||
				}
 | 
						||
				curp.Size = int64(partSize)
 | 
						||
			}
 | 
						||
			listPartsInfo.Parts[i] = curp
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	response := generateListPartsResponse(listPartsInfo, encodingType)
 | 
						||
	encodedSuccessResponse := encodeResponse(response)
 | 
						||
 | 
						||
	// Write success response.
 | 
						||
	writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
}
 | 
						||
 | 
						||
type whiteSpaceWriter struct {
 | 
						||
	http.ResponseWriter
 | 
						||
	http.Flusher
 | 
						||
	written bool
 | 
						||
}
 | 
						||
 | 
						||
func (w *whiteSpaceWriter) Write(b []byte) (n int, err error) {
 | 
						||
	n, err = w.ResponseWriter.Write(b)
 | 
						||
	w.written = true
 | 
						||
	return
 | 
						||
}
 | 
						||
 | 
						||
func (w *whiteSpaceWriter) WriteHeader(statusCode int) {
 | 
						||
	if !w.written {
 | 
						||
		w.ResponseWriter.WriteHeader(statusCode)
 | 
						||
	}
 | 
						||
}
 | 
						||
 | 
						||
// Send empty whitespaces every 10 seconds to the client till completeMultiPartUpload() is
 | 
						||
// done so that the client does not time out. Downside is we might send 200 OK and
 | 
						||
// then send error XML. But accoording to S3 spec the client is supposed to check
 | 
						||
// for error XML even if it received 200 OK. But for erasure this is not a problem
 | 
						||
// as completeMultiPartUpload() is quick. Even For FS, it would not be an issue as
 | 
						||
// we do background append as and when the parts arrive and completeMultiPartUpload
 | 
						||
// is quick. Only in a rare case where parts would be out of order will
 | 
						||
// FS:completeMultiPartUpload() take a longer time.
 | 
						||
func sendWhiteSpace(w http.ResponseWriter) <-chan bool {
 | 
						||
	doneCh := make(chan bool)
 | 
						||
	go func() {
 | 
						||
		ticker := time.NewTicker(time.Second * 10)
 | 
						||
		headerWritten := false
 | 
						||
		for {
 | 
						||
			select {
 | 
						||
			case <-ticker.C:
 | 
						||
				// Write header if not written yet.
 | 
						||
				if !headerWritten {
 | 
						||
					w.Write([]byte(xml.Header))
 | 
						||
					headerWritten = true
 | 
						||
				}
 | 
						||
 | 
						||
				// Once header is written keep writing empty spaces
 | 
						||
				// which are ignored by client SDK XML parsers.
 | 
						||
				// This occurs when server takes long time to completeMultiPartUpload()
 | 
						||
				w.Write([]byte(" "))
 | 
						||
				w.(http.Flusher).Flush()
 | 
						||
			case doneCh <- headerWritten:
 | 
						||
				ticker.Stop()
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
 | 
						||
	}()
 | 
						||
	return doneCh
 | 
						||
}
 | 
						||
 | 
						||
// CompleteMultipartUploadHandler - Complete multipart upload.
 | 
						||
func (api objectAPIHandlers) CompleteMultipartUploadHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "CompleteMultipartUpload")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "CompleteMultipartUpload", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.PutObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Content-Length is required and should be non-zero
 | 
						||
	if r.ContentLength <= 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentLength), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get upload id.
 | 
						||
	uploadID, _, _, _, s3Error := getObjectResources(r.URL.Query())
 | 
						||
	if s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	complMultipartUpload := &CompleteMultipartUpload{}
 | 
						||
	if err = xmlDecoder(r.Body, complMultipartUpload, r.ContentLength); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if len(complMultipartUpload.Parts) == 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMalformedXML), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !sort.IsSorted(CompletedParts(complMultipartUpload.Parts)) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPartOrder), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Reject retention or governance headers if set, CompleteMultipartUpload spec
 | 
						||
	// does not use these headers, and should not be passed down to checkPutObjectLockAllowed
 | 
						||
	if objectlock.IsObjectLockRequested(r.Header) || objectlock.IsObjectLockGovernanceBypassSet(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if _, _, _, s3Err := checkPutObjectLockAllowed(ctx, r, bucket, object, objectAPI.GetObjectInfo, ErrNone, ErrNone); s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	var objectEncryptionKey []byte
 | 
						||
	var isEncrypted, ssec bool
 | 
						||
	if objectAPI.IsEncryptionSupported() {
 | 
						||
		mi, err := objectAPI.GetMultipartInfo(ctx, bucket, object, uploadID, ObjectOptions{})
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if crypto.IsEncrypted(mi.UserDefined) {
 | 
						||
			var key []byte
 | 
						||
			isEncrypted = true
 | 
						||
			ssec = crypto.SSEC.IsEncrypted(mi.UserDefined)
 | 
						||
			if crypto.S3.IsEncrypted(mi.UserDefined) {
 | 
						||
				// Calculating object encryption key
 | 
						||
				objectEncryptionKey, err = decryptObjectInfo(key, bucket, object, mi.UserDefined)
 | 
						||
				if err != nil {
 | 
						||
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
					return
 | 
						||
				}
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	partsMap := make(map[string]PartInfo)
 | 
						||
	if isEncrypted {
 | 
						||
		maxParts := 10000
 | 
						||
		listPartsInfo, err := objectAPI.ListObjectParts(ctx, bucket, object, uploadID, 0, maxParts, ObjectOptions{})
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		for _, part := range listPartsInfo.Parts {
 | 
						||
			partsMap[strconv.Itoa(part.PartNumber)] = part
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	// Complete parts.
 | 
						||
	completeParts := make([]CompletePart, 0, len(complMultipartUpload.Parts))
 | 
						||
	for _, part := range complMultipartUpload.Parts {
 | 
						||
		part.ETag = canonicalizeETag(part.ETag)
 | 
						||
		if isEncrypted {
 | 
						||
			// ETag is stored in the backend in encrypted form. Validate client sent ETag with
 | 
						||
			// decrypted ETag.
 | 
						||
			if bkPartInfo, ok := partsMap[strconv.Itoa(part.PartNumber)]; ok {
 | 
						||
				bkETag := tryDecryptETag(objectEncryptionKey, bkPartInfo.ETag, ssec)
 | 
						||
				if bkETag != part.ETag {
 | 
						||
					writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidPart), r.URL, guessIsBrowserReq(r))
 | 
						||
					return
 | 
						||
				}
 | 
						||
				part.ETag = bkPartInfo.ETag
 | 
						||
			}
 | 
						||
		}
 | 
						||
		completeParts = append(completeParts, part)
 | 
						||
	}
 | 
						||
 | 
						||
	completeMultiPartUpload := objectAPI.CompleteMultipartUpload
 | 
						||
 | 
						||
	// This code is specifically to handle the requirements for slow
 | 
						||
	// complete multipart upload operations on FS mode.
 | 
						||
	writeErrorResponseWithoutXMLHeader := func(ctx context.Context, w http.ResponseWriter, err APIError, reqURL *url.URL) {
 | 
						||
		switch err.Code {
 | 
						||
		case "SlowDown", "XMinioServerNotInitialized", "XMinioReadQuorum", "XMinioWriteQuorum":
 | 
						||
			// Set retxry-after header to indicate user-agents to retry request after 120secs.
 | 
						||
			// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Retry-After
 | 
						||
			w.Header().Set(xhttp.RetryAfter, "120")
 | 
						||
		}
 | 
						||
 | 
						||
		// Generate error response.
 | 
						||
		errorResponse := getAPIErrorResponse(ctx, err, reqURL.Path,
 | 
						||
			w.Header().Get(xhttp.AmzRequestID), globalDeploymentID)
 | 
						||
		encodedErrorResponse, _ := xml.Marshal(errorResponse)
 | 
						||
		setCommonHeaders(w)
 | 
						||
		w.Header().Set(xhttp.ContentType, string(mimeXML))
 | 
						||
		w.Write(encodedErrorResponse)
 | 
						||
		w.(http.Flusher).Flush()
 | 
						||
	}
 | 
						||
 | 
						||
	setEventStreamHeaders(w)
 | 
						||
 | 
						||
	w = &whiteSpaceWriter{ResponseWriter: w, Flusher: w.(http.Flusher)}
 | 
						||
	completeDoneCh := sendWhiteSpace(w)
 | 
						||
	objInfo, err := completeMultiPartUpload(ctx, bucket, object, uploadID, completeParts, ObjectOptions{})
 | 
						||
	// Stop writing white spaces to the client. Note that close(doneCh) style is not used as it
 | 
						||
	// can cause white space to be written after we send XML response in a race condition.
 | 
						||
	headerWritten := <-completeDoneCh
 | 
						||
	if err != nil {
 | 
						||
		if headerWritten {
 | 
						||
			writeErrorResponseWithoutXMLHeader(ctx, w, toAPIError(ctx, err), r.URL)
 | 
						||
		} else {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		}
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get object location.
 | 
						||
	location := getObjectLocation(r, globalDomainNames, bucket, object)
 | 
						||
	// Generate complete multipart response.
 | 
						||
	response := generateCompleteMultpartUploadResponse(bucket, object, location, objInfo.ETag)
 | 
						||
	var encodedSuccessResponse []byte
 | 
						||
	if !headerWritten {
 | 
						||
		encodedSuccessResponse = encodeResponse(response)
 | 
						||
	} else {
 | 
						||
		encodedSuccessResponse, err = xml.Marshal(response)
 | 
						||
		if err != nil {
 | 
						||
			writeErrorResponseWithoutXMLHeader(ctx, w, toAPIError(ctx, err), r.URL)
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	setPutObjHeaders(w, objInfo, false)
 | 
						||
	if mustReplicate(ctx, r, bucket, object, objInfo.UserDefined, objInfo.ReplicationStatus.String()) {
 | 
						||
		globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
	}
 | 
						||
 | 
						||
	// Write success response.
 | 
						||
	writeSuccessResponseXML(w, encodedSuccessResponse)
 | 
						||
 | 
						||
	// Notify object created event.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectCreatedCompleteMultipartUpload,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
/// Delete objectAPIHandlers
 | 
						||
 | 
						||
// DeleteObjectHandler - delete an object
 | 
						||
func (api objectAPIHandlers) DeleteObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "DeleteObject")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "DeleteObject", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.DeleteObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	if globalDNSConfig != nil {
 | 
						||
		_, err := globalDNSConfig.Get(bucket)
 | 
						||
		if err != nil && err != dns.ErrNotImplemented {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := delOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	var (
 | 
						||
		hasLockEnabled, hasLifecycleConfig bool
 | 
						||
		goi                                ObjectInfo
 | 
						||
		gerr                               error
 | 
						||
	)
 | 
						||
	replicateDeletes := hasReplicationRules(ctx, bucket, []ObjectToDelete{{ObjectName: object, VersionID: opts.VersionID}})
 | 
						||
	if rcfg, _ := globalBucketObjectLockSys.Get(bucket); rcfg.LockEnabled {
 | 
						||
		hasLockEnabled = true
 | 
						||
	}
 | 
						||
	if _, err := globalBucketMetadataSys.GetLifecycleConfig(bucket); err == nil {
 | 
						||
		hasLifecycleConfig = true
 | 
						||
	}
 | 
						||
	if replicateDeletes || hasLockEnabled || hasLifecycleConfig {
 | 
						||
		goi, gerr = getObjectInfo(ctx, bucket, object, ObjectOptions{
 | 
						||
			VersionID: opts.VersionID,
 | 
						||
		})
 | 
						||
	}
 | 
						||
	_, replicateDel := checkReplicateDelete(ctx, bucket, ObjectToDelete{ObjectName: object, VersionID: opts.VersionID}, goi, gerr)
 | 
						||
	if replicateDel {
 | 
						||
		if opts.VersionID != "" {
 | 
						||
			opts.VersionPurgeStatus = Pending
 | 
						||
		} else {
 | 
						||
			opts.DeleteMarkerReplicationStatus = string(replication.Pending)
 | 
						||
		}
 | 
						||
	}
 | 
						||
	vID := opts.VersionID
 | 
						||
	if r.Header.Get(xhttp.AmzBucketReplicationStatus) == replication.Replica.String() {
 | 
						||
		// check if replica has permission to be deleted.
 | 
						||
		if apiErrCode := checkRequestAuthType(ctx, r, policy.ReplicateDeleteAction, bucket, object); apiErrCode != ErrNone {
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		opts.DeleteMarkerReplicationStatus = replication.Replica.String()
 | 
						||
		if opts.VersionPurgeStatus.Empty() {
 | 
						||
			// opts.VersionID holds delete marker version ID to replicate and not yet present on disk
 | 
						||
			vID = ""
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	apiErr := ErrNone
 | 
						||
	if rcfg, _ := globalBucketObjectLockSys.Get(bucket); rcfg.LockEnabled {
 | 
						||
		if vID != "" {
 | 
						||
			apiErr = enforceRetentionBypassForDelete(ctx, r, bucket, ObjectToDelete{
 | 
						||
				ObjectName: object,
 | 
						||
				VersionID:  vID,
 | 
						||
			}, goi, gerr)
 | 
						||
			if apiErr != ErrNone && apiErr != ErrNoSuchKey {
 | 
						||
				writeErrorResponse(ctx, w, errorCodes.ToAPIErr(apiErr), r.URL, guessIsBrowserReq(r))
 | 
						||
				return
 | 
						||
			}
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if apiErr == ErrNoSuchKey {
 | 
						||
		writeSuccessNoContent(w)
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// http://docs.aws.amazon.com/AmazonS3/latest/API/RESTObjectDELETE.html
 | 
						||
	objInfo, err := deleteObject(ctx, objectAPI, api.CacheAPI(), bucket, object, w, r, opts)
 | 
						||
	if err != nil {
 | 
						||
		switch err.(type) {
 | 
						||
		case BucketNotFound:
 | 
						||
			// When bucket doesn't exist specially handle it.
 | 
						||
			writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		// Ignore delete object errors while replying to client, since we are suppposed to reply only 204.
 | 
						||
	}
 | 
						||
 | 
						||
	if replicateDel {
 | 
						||
		dmVersionID := ""
 | 
						||
		versionID := ""
 | 
						||
		if objInfo.DeleteMarker {
 | 
						||
			dmVersionID = objInfo.VersionID
 | 
						||
		} else {
 | 
						||
			versionID = objInfo.VersionID
 | 
						||
		}
 | 
						||
		globalReplicationState.queueReplicaDeleteTask(DeletedObjectVersionInfo{
 | 
						||
			DeletedObject: DeletedObject{
 | 
						||
				ObjectName:                    object,
 | 
						||
				VersionID:                     versionID,
 | 
						||
				DeleteMarkerVersionID:         dmVersionID,
 | 
						||
				DeleteMarkerReplicationStatus: string(objInfo.ReplicationStatus),
 | 
						||
				DeleteMarkerMTime:             DeleteMarkerMTime{objInfo.ModTime},
 | 
						||
				DeleteMarker:                  objInfo.DeleteMarker,
 | 
						||
				VersionPurgeStatus:            objInfo.VersionPurgeStatus,
 | 
						||
			},
 | 
						||
			Bucket: bucket,
 | 
						||
		})
 | 
						||
	}
 | 
						||
 | 
						||
	if goi.TransitionStatus == lifecycle.TransitionComplete { // clean up transitioned tier
 | 
						||
		action := lifecycle.DeleteAction
 | 
						||
		if goi.VersionID != "" {
 | 
						||
			action = lifecycle.DeleteVersionAction
 | 
						||
		}
 | 
						||
		deleteTransitionedObject(ctx, newObjectLayerFn(), bucket, object, lifecycle.ObjectOpts{
 | 
						||
			Name:             object,
 | 
						||
			UserTags:         goi.UserTags,
 | 
						||
			VersionID:        goi.VersionID,
 | 
						||
			DeleteMarker:     goi.DeleteMarker,
 | 
						||
			TransitionStatus: goi.TransitionStatus,
 | 
						||
			IsLatest:         goi.IsLatest,
 | 
						||
		}, action, true)
 | 
						||
	}
 | 
						||
 | 
						||
	setPutObjHeaders(w, objInfo, true)
 | 
						||
	writeSuccessNoContent(w)
 | 
						||
}
 | 
						||
 | 
						||
// PutObjectLegalHoldHandler - set legal hold configuration to object,
 | 
						||
func (api objectAPIHandlers) PutObjectLegalHoldHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PutObjectLegalHold")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "PutObjectLegalHold", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Check permissions to perform this legal hold operation
 | 
						||
	if s3Err := checkRequestAuthType(ctx, r, policy.PutObjectLegalHoldAction, bucket, object); s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if _, err := objectAPI.GetBucketInfo(ctx, bucket); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !hasContentMD5(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentMD5), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if rcfg, _ := globalBucketObjectLockSys.Get(bucket); !rcfg.LockEnabled {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidBucketObjectLockConfiguration), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	legalHold, err := objectlock.ParseObjectLegalHold(r.Body)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	objInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockLegalHold)] = strings.ToUpper(string(legalHold.Status))
 | 
						||
	if objInfo.UserTags != "" {
 | 
						||
		objInfo.UserDefined[xhttp.AmzObjectTagging] = objInfo.UserTags
 | 
						||
	}
 | 
						||
	replicate := mustReplicate(ctx, r, bucket, object, objInfo.UserDefined, "")
 | 
						||
	if replicate {
 | 
						||
		objInfo.UserDefined[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo.metadataOnly = true
 | 
						||
	if _, err = objectAPI.CopyObject(ctx, bucket, object, bucket, object, objInfo, ObjectOptions{
 | 
						||
		VersionID: opts.VersionID,
 | 
						||
	}, ObjectOptions{
 | 
						||
		VersionID: opts.VersionID,
 | 
						||
		MTime:     opts.MTime,
 | 
						||
	}); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if replicate {
 | 
						||
		globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
	}
 | 
						||
	writeSuccessResponseHeadersOnly(w)
 | 
						||
	// Notify object  event.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectCreatedPutLegalHold,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
 | 
						||
}
 | 
						||
 | 
						||
// GetObjectLegalHoldHandler - get legal hold configuration to object,
 | 
						||
func (api objectAPIHandlers) GetObjectLegalHoldHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "GetObjectLegalHold")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "GetObjectLegalHold", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectLegalHoldAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	if rcfg, _ := globalBucketObjectLockSys.Get(bucket); !rcfg.LockEnabled {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidBucketObjectLockConfiguration), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	legalHold := objectlock.GetObjectLegalHoldMeta(objInfo.UserDefined)
 | 
						||
	if legalHold.IsEmpty() {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNoSuchObjectLockConfiguration), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessResponseXML(w, encodeResponse(legalHold))
 | 
						||
	// Notify object legal hold accessed via a GET request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectAccessedGetLegalHold,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// PutObjectRetentionHandler - set object hold configuration to object,
 | 
						||
func (api objectAPIHandlers) PutObjectRetentionHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PutObjectRetention")
 | 
						||
 | 
						||
	defer logger.AuditLog(w, r, "PutObjectRetention", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	cred, owner, claims, s3Err := validateSignature(getRequestAuthType(r), r)
 | 
						||
	if s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if _, err := objectAPI.GetBucketInfo(ctx, bucket); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !hasContentMD5(r.Header) {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrMissingContentMD5), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if rcfg, _ := globalBucketObjectLockSys.Get(bucket); !rcfg.LockEnabled {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidBucketObjectLockConfiguration), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objRetention, err := objectlock.ParseObjectRetention(r.Body)
 | 
						||
	if err != nil {
 | 
						||
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
 | 
						||
		apiErr.Description = err.Error()
 | 
						||
		writeErrorResponse(ctx, w, apiErr, r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, s3Err := enforceRetentionBypassForPut(ctx, r, bucket, object, getObjectInfo, objRetention, cred, owner, claims)
 | 
						||
	if s3Err != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if objRetention.Mode.Valid() {
 | 
						||
		objInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockMode)] = string(objRetention.Mode)
 | 
						||
		objInfo.UserDefined[strings.ToLower(xhttp.AmzObjectLockRetainUntilDate)] = objRetention.RetainUntilDate.UTC().Format(time.RFC3339)
 | 
						||
	} else {
 | 
						||
		delete(objInfo.UserDefined, strings.ToLower(xhttp.AmzObjectLockRetainUntilDate))
 | 
						||
		delete(objInfo.UserDefined, strings.ToLower(xhttp.AmzObjectLockMode))
 | 
						||
	}
 | 
						||
	if objInfo.UserTags != "" {
 | 
						||
		objInfo.UserDefined[xhttp.AmzObjectTagging] = objInfo.UserTags
 | 
						||
	}
 | 
						||
	replicate := mustReplicate(ctx, r, bucket, object, objInfo.UserDefined, "")
 | 
						||
	if replicate {
 | 
						||
		objInfo.UserDefined[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
	objInfo.metadataOnly = true // Perform only metadata updates.
 | 
						||
	if _, err = objectAPI.CopyObject(ctx, bucket, object, bucket, object, objInfo, ObjectOptions{
 | 
						||
		VersionID: opts.VersionID,
 | 
						||
	}, ObjectOptions{
 | 
						||
		VersionID: opts.VersionID,
 | 
						||
		MTime:     opts.MTime,
 | 
						||
	}); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if replicate {
 | 
						||
		globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessNoContent(w)
 | 
						||
	// Notify object  event.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectCreatedPutRetention,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// GetObjectRetentionHandler - get object retention configuration of object,
 | 
						||
func (api objectAPIHandlers) GetObjectRetentionHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "GetObjectRetention")
 | 
						||
	defer logger.AuditLog(w, r, "GetObjectRetention", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectRetentionAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	retention := objectlock.GetObjectRetentionMeta(objInfo.UserDefined)
 | 
						||
 | 
						||
	if !retention.Mode.Valid() {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNoSuchObjectLockConfiguration), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessResponseXML(w, encodeResponse(retention))
 | 
						||
	// Notify object retention accessed via a GET request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:    event.ObjectAccessedGetRetention,
 | 
						||
		BucketName:   bucket,
 | 
						||
		Object:       objInfo,
 | 
						||
		ReqParams:    extractReqParams(r),
 | 
						||
		RespElements: extractRespElements(w),
 | 
						||
		UserAgent:    r.UserAgent(),
 | 
						||
		Host:         handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
}
 | 
						||
 | 
						||
// GetObjectTaggingHandler - GET object tagging
 | 
						||
func (api objectAPIHandlers) GetObjectTaggingHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "GetObjectTagging")
 | 
						||
	defer logger.AuditLog(w, r, "GetObjectTagging", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objAPI := api.ObjectAPI()
 | 
						||
	if objAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if !objAPI.IsTaggingSupported() {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Allow getObjectTagging if policy action is set.
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.GetObjectTaggingAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Get object tags
 | 
						||
	tags, err := objAPI.GetObjectTags(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if opts.VersionID != "" {
 | 
						||
		w.Header()[xhttp.AmzVersionID] = []string{opts.VersionID}
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessResponseXML(w, encodeResponse(tags))
 | 
						||
}
 | 
						||
 | 
						||
// PutObjectTaggingHandler - PUT object tagging
 | 
						||
func (api objectAPIHandlers) PutObjectTaggingHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PutObjectTagging")
 | 
						||
	defer logger.AuditLog(w, r, "PutObjectTagging", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objAPI := api.ObjectAPI()
 | 
						||
	if objAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !objAPI.IsTaggingSupported() {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Allow putObjectTagging if policy action is set
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.PutObjectTaggingAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	tags, err := tags.ParseObjectXML(io.LimitReader(r.Body, r.ContentLength))
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	replicate := mustReplicate(ctx, r, bucket, object, map[string]string{xhttp.AmzObjectTagging: tags.String()}, "")
 | 
						||
	if replicate {
 | 
						||
		opts.UserDefined = make(map[string]string)
 | 
						||
		opts.UserDefined[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
 | 
						||
	// Put object tags
 | 
						||
	err = objAPI.PutObjectTags(ctx, bucket, object, tags.String(), opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if replicate {
 | 
						||
		if objInfo, err := objAPI.GetObjectInfo(ctx, bucket, object, opts); err == nil {
 | 
						||
			globalReplicationState.queueReplicaTask(objInfo)
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	if opts.VersionID != "" {
 | 
						||
		w.Header()[xhttp.AmzVersionID] = []string{opts.VersionID}
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessResponseHeadersOnly(w)
 | 
						||
}
 | 
						||
 | 
						||
// DeleteObjectTaggingHandler - DELETE object tagging
 | 
						||
func (api objectAPIHandlers) DeleteObjectTaggingHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "DeleteObjectTagging")
 | 
						||
	defer logger.AuditLog(w, r, "DeleteObjectTagging", mustGetClaimsFromToken(r))
 | 
						||
 | 
						||
	objAPI := api.ObjectAPI()
 | 
						||
	if objAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	if !objAPI.IsTaggingSupported() {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrNotImplemented), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Allow deleteObjectTagging if policy action is set
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.DeleteObjectTaggingAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	opts, err := getOpts(ctx, r, bucket, object)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	oi, err := objAPI.GetObjectInfo(ctx, bucket, object, opts)
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	replicate := mustReplicate(ctx, r, bucket, object, map[string]string{xhttp.AmzObjectTagging: oi.UserTags}, "")
 | 
						||
	if replicate {
 | 
						||
		opts.UserDefined = make(map[string]string)
 | 
						||
		opts.UserDefined[xhttp.AmzBucketReplicationStatus] = replication.Pending.String()
 | 
						||
	}
 | 
						||
	// Delete object tags
 | 
						||
	if err = objAPI.DeleteObjectTags(ctx, bucket, object, opts); err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if opts.VersionID != "" {
 | 
						||
		w.Header()[xhttp.AmzVersionID] = []string{opts.VersionID}
 | 
						||
	}
 | 
						||
 | 
						||
	if replicate {
 | 
						||
		globalReplicationState.queueReplicaTask(oi)
 | 
						||
	}
 | 
						||
 | 
						||
	writeSuccessNoContent(w)
 | 
						||
}
 | 
						||
 | 
						||
// RestoreObjectHandler - POST restore object handler.
 | 
						||
// ----------
 | 
						||
func (api objectAPIHandlers) PostRestoreObjectHandler(w http.ResponseWriter, r *http.Request) {
 | 
						||
	ctx := newContext(r, w, "PostRestoreObject")
 | 
						||
	defer logger.AuditLog(w, r, "PostRestoreObject", mustGetClaimsFromToken(r))
 | 
						||
	vars := mux.Vars(r)
 | 
						||
	bucket := vars["bucket"]
 | 
						||
	object, err := url.PathUnescape(vars["object"])
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	// Fetch object stat info.
 | 
						||
	objectAPI := api.ObjectAPI()
 | 
						||
	if objectAPI == nil {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	getObjectInfo := objectAPI.GetObjectInfo
 | 
						||
	if api.CacheAPI() != nil {
 | 
						||
		getObjectInfo = api.CacheAPI().GetObjectInfo
 | 
						||
	}
 | 
						||
 | 
						||
	// Check for auth type to return S3 compatible error.
 | 
						||
	if s3Error := checkRequestAuthType(ctx, r, policy.RestoreObjectAction, bucket, object); s3Error != ErrNone {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if r.ContentLength <= 0 {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrEmptyRequestBody), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	objInfo, err := getObjectInfo(ctx, bucket, object, ObjectOptions{})
 | 
						||
	if err != nil {
 | 
						||
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	if objInfo.TransitionStatus != lifecycle.TransitionComplete {
 | 
						||
		writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidObjectState), r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
 | 
						||
	rreq, err := parseRestoreRequest(io.LimitReader(r.Body, r.ContentLength))
 | 
						||
	if err != nil {
 | 
						||
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
 | 
						||
		apiErr.Description = err.Error()
 | 
						||
		writeErrorResponse(ctx, w, apiErr, r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	// validate the request
 | 
						||
	if err := rreq.validate(ctx, objectAPI); err != nil {
 | 
						||
		apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
 | 
						||
		apiErr.Description = err.Error()
 | 
						||
		writeErrorResponse(ctx, w, apiErr, r.URL, guessIsBrowserReq(r))
 | 
						||
		return
 | 
						||
	}
 | 
						||
	statusCode := http.StatusOK
 | 
						||
	alreadyRestored := false
 | 
						||
	if err == nil {
 | 
						||
		if objInfo.RestoreOngoing && rreq.Type != SelectRestoreRequest {
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrObjectRestoreAlreadyInProgress), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if !objInfo.RestoreOngoing && !objInfo.RestoreExpires.IsZero() {
 | 
						||
			statusCode = http.StatusAccepted
 | 
						||
			alreadyRestored = true
 | 
						||
		}
 | 
						||
	}
 | 
						||
	// set or upgrade restore expiry
 | 
						||
	restoreExpiry := lifecycle.ExpectedExpiryTime(time.Now(), rreq.Days)
 | 
						||
	metadata := cloneMSS(objInfo.UserDefined)
 | 
						||
 | 
						||
	// update self with restore metadata
 | 
						||
	if rreq.Type != SelectRestoreRequest {
 | 
						||
		objInfo.metadataOnly = true // Perform only metadata updates.
 | 
						||
		ongoingReq := true
 | 
						||
		if alreadyRestored {
 | 
						||
			ongoingReq = false
 | 
						||
		}
 | 
						||
		metadata[xhttp.AmzRestoreExpiryDays] = strconv.Itoa(rreq.Days)
 | 
						||
		metadata[xhttp.AmzRestoreRequestDate] = time.Now().UTC().Format(http.TimeFormat)
 | 
						||
		if alreadyRestored {
 | 
						||
			metadata[xhttp.AmzRestore] = fmt.Sprintf("ongoing-request=%t, expiry-date=%s", ongoingReq, restoreExpiry.Format(http.TimeFormat))
 | 
						||
		} else {
 | 
						||
			metadata[xhttp.AmzRestore] = fmt.Sprintf("ongoing-request=%t", ongoingReq)
 | 
						||
		}
 | 
						||
		objInfo.UserDefined = metadata
 | 
						||
		if _, err := objectAPI.CopyObject(GlobalContext, bucket, object, bucket, object, objInfo, ObjectOptions{
 | 
						||
			VersionID: objInfo.VersionID,
 | 
						||
		}, ObjectOptions{
 | 
						||
			VersionID: objInfo.VersionID,
 | 
						||
		}); err != nil {
 | 
						||
			logger.LogIf(ctx, fmt.Errorf("Unable to update replication metadata for %s: %s", objInfo.VersionID, err))
 | 
						||
			writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrInvalidObjectState), r.URL, guessIsBrowserReq(r))
 | 
						||
			return
 | 
						||
		}
 | 
						||
		// for previously restored object, just update the restore expiry
 | 
						||
		if alreadyRestored {
 | 
						||
			return
 | 
						||
		}
 | 
						||
	}
 | 
						||
 | 
						||
	restoreObject := mustGetUUID()
 | 
						||
	if rreq.OutputLocation.S3.BucketName != "" {
 | 
						||
		w.Header()[xhttp.AmzRestoreOutputPath] = []string{pathJoin(rreq.OutputLocation.S3.BucketName, rreq.OutputLocation.S3.Prefix, restoreObject)}
 | 
						||
	}
 | 
						||
	w.WriteHeader(statusCode)
 | 
						||
	// Notify object restore started via a POST request.
 | 
						||
	sendEvent(eventArgs{
 | 
						||
		EventName:  event.ObjectRestorePostInitiated,
 | 
						||
		BucketName: bucket,
 | 
						||
		Object:     objInfo,
 | 
						||
		ReqParams:  extractReqParams(r),
 | 
						||
		UserAgent:  r.UserAgent(),
 | 
						||
		Host:       handlers.GetSourceIP(r),
 | 
						||
	})
 | 
						||
	// now process the restore in background
 | 
						||
	go func() {
 | 
						||
		rctx := GlobalContext
 | 
						||
		if !rreq.SelectParameters.IsEmpty() {
 | 
						||
			getObject := func(offset, length int64) (rc io.ReadCloser, err error) {
 | 
						||
				isSuffixLength := false
 | 
						||
				if offset < 0 {
 | 
						||
					isSuffixLength = true
 | 
						||
				}
 | 
						||
 | 
						||
				rs := &HTTPRangeSpec{
 | 
						||
					IsSuffixLength: isSuffixLength,
 | 
						||
					Start:          offset,
 | 
						||
					End:            offset + length,
 | 
						||
				}
 | 
						||
 | 
						||
				return getTransitionedObjectReader(rctx, bucket, object, rs, r.Header, objInfo, ObjectOptions{
 | 
						||
					VersionID: objInfo.VersionID,
 | 
						||
				})
 | 
						||
			}
 | 
						||
			if err = rreq.SelectParameters.Open(getObject); err != nil {
 | 
						||
				if serr, ok := err.(s3select.SelectError); ok {
 | 
						||
					encodedErrorResponse := encodeResponse(APIErrorResponse{
 | 
						||
						Code:       serr.ErrorCode(),
 | 
						||
						Message:    serr.ErrorMessage(),
 | 
						||
						BucketName: bucket,
 | 
						||
						Key:        object,
 | 
						||
						Resource:   r.URL.Path,
 | 
						||
						RequestID:  w.Header().Get(xhttp.AmzRequestID),
 | 
						||
						HostID:     globalDeploymentID,
 | 
						||
					})
 | 
						||
					writeResponse(w, serr.HTTPStatusCode(), encodedErrorResponse, mimeXML)
 | 
						||
				} else {
 | 
						||
					writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL, guessIsBrowserReq(r))
 | 
						||
				}
 | 
						||
				return
 | 
						||
			}
 | 
						||
			nr := httptest.NewRecorder()
 | 
						||
			rw := logger.NewResponseWriter(nr)
 | 
						||
			rw.LogErrBody = true
 | 
						||
			rw.LogAllBody = true
 | 
						||
			rreq.SelectParameters.Evaluate(rw)
 | 
						||
			rreq.SelectParameters.Close()
 | 
						||
			return
 | 
						||
		}
 | 
						||
		if err := restoreTransitionedObject(rctx, bucket, object, objectAPI, objInfo, rreq, restoreExpiry); err != nil {
 | 
						||
			return
 | 
						||
		}
 | 
						||
 | 
						||
		// Notify object restore completed via a POST request.
 | 
						||
		sendEvent(eventArgs{
 | 
						||
			EventName:  event.ObjectRestorePostCompleted,
 | 
						||
			BucketName: bucket,
 | 
						||
			Object:     objInfo,
 | 
						||
			ReqParams:  extractReqParams(r),
 | 
						||
			UserAgent:  r.UserAgent(),
 | 
						||
			Host:       handlers.GetSourceIP(r),
 | 
						||
		})
 | 
						||
	}()
 | 
						||
}
 |