minio/cmd/bucket-replication-handlers.go
Poorna b48bbe08b2
Add additional info for replication metrics API (#17293)
to track the replication transfer rate across different nodes,
number of active workers in use and in-queue stats to get
an idea of the current workload.

This PR also adds replication metrics to the site replication
status API. For site replication, prometheus metrics are
no longer at the bucket level - but at the cluster level.

Add prometheus metric to track credential errors since uptime
2023-08-30 01:00:59 -07:00

671 lines
23 KiB
Go

// Copyright (c) 2015-2022 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package cmd
import (
"bytes"
"encoding/json"
"encoding/xml"
"errors"
"fmt"
"io"
"net/http"
"path"
"time"
"github.com/minio/minio-go/v7"
objectlock "github.com/minio/minio/internal/bucket/object/lock"
"github.com/minio/minio/internal/bucket/replication"
xhttp "github.com/minio/minio/internal/http"
"github.com/minio/minio/internal/logger"
"github.com/minio/mux"
"github.com/minio/pkg/bucket/policy"
)
// PutBucketReplicationConfigHandler - PUT Bucket replication configuration.
// ----------
// Add a replication configuration on the specified bucket as specified in https://docs.aws.amazon.com/AmazonS3/latest/API/API_PutBucketReplication.html
func (api objectAPIHandlers) PutBucketReplicationConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "PutBucketReplicationConfig")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
if s3Error := checkRequestAuthType(ctx, r, policy.PutReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if globalSiteReplicationSys.isEnabled() && logger.GetReqInfo(ctx).Cred.AccessKey != globalActiveCred.AccessKey {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationDenyEditError), r.URL)
return
}
if versioned := globalBucketVersioningSys.Enabled(bucket); !versioned {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationNeedsVersioningError), r.URL)
return
}
replicationConfig, err := replication.ParseConfig(io.LimitReader(r.Body, r.ContentLength))
if err != nil {
apiErr := errorCodes.ToAPIErr(ErrMalformedXML)
apiErr.Description = err.Error()
writeErrorResponse(ctx, w, apiErr, r.URL)
return
}
sameTarget, apiErr := validateReplicationDestination(ctx, bucket, replicationConfig, true)
if apiErr != noError {
writeErrorResponse(ctx, w, apiErr, r.URL)
return
}
// Validate the received bucket replication config
if err = replicationConfig.Validate(bucket, sameTarget); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
configData, err := xml.Marshal(replicationConfig)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if _, err = globalBucketMetadataSys.Update(ctx, bucket, bucketReplicationConfig, configData); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessResponseHeadersOnly(w)
}
// GetBucketReplicationConfigHandler - GET Bucket replication configuration.
// ----------
// Gets the replication configuration for a bucket.
func (api objectAPIHandlers) GetBucketReplicationConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetBucketReplicationConfig")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
// check if user has permissions to perform this operation
if s3Error := checkRequestAuthType(ctx, r, policy.GetReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
config, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
configData, err := xml.Marshal(config)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessResponseXML(w, configData)
}
// DeleteBucketReplicationConfigHandler - DELETE Bucket replication config.
// ----------
func (api objectAPIHandlers) DeleteBucketReplicationConfigHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "DeleteBucketReplicationConfig")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
if s3Error := checkRequestAuthType(ctx, r, policy.PutReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if globalSiteReplicationSys.isEnabled() {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationDenyEditError), r.URL)
return
}
if _, err := globalBucketMetadataSys.Delete(ctx, bucket, bucketReplicationConfig); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
targets, err := globalBucketTargetSys.ListBucketTargets(ctx, bucket)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
for _, tgt := range targets.Targets {
if err := globalBucketTargetSys.RemoveTarget(ctx, bucket, tgt.Arn); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
}
if _, err := globalBucketMetadataSys.Delete(ctx, bucket, bucketTargetsFile); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessResponseHeadersOnly(w)
}
// GetBucketReplicationMetricsHandler - GET Bucket replication metrics. // Deprecated Aug 2023
// ----------
// Gets the replication metrics for a bucket.
func (api objectAPIHandlers) GetBucketReplicationMetricsHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetBucketReplicationMetrics")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
// check if user has permissions to perform this operation
if s3Error := checkRequestAuthType(ctx, r, policy.GetReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if _, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
w.Header().Set(xhttp.ContentType, string(mimeJSON))
enc := json.NewEncoder(w)
stats := globalReplicationStats.getLatestReplicationStats(bucket)
bwRpt := globalNotificationSys.GetBandwidthReports(ctx, bucket)
bwMap := bwRpt.BucketStats[bucket]
for arn, st := range stats.ReplicationStats.Stats {
if bwMap != nil {
if bw, ok := bwMap[arn]; ok {
st.BandWidthLimitInBytesPerSecond = bw.LimitInBytesPerSecond
st.CurrentBandwidthInBytesPerSecond = bw.CurrentBandwidthInBytesPerSecond
stats.ReplicationStats.Stats[arn] = st
}
}
}
if err := enc.Encode(stats.ReplicationStats); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
}
// GetBucketReplicationMetricsV2Handler - GET Bucket replication metrics.
// ----------
// Gets the replication metrics for a bucket.
func (api objectAPIHandlers) GetBucketReplicationMetricsV2Handler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "GetBucketReplicationMetricsV2")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
// check if user has permissions to perform this operation
if s3Error := checkRequestAuthType(ctx, r, policy.GetReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if _, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
w.Header().Set(xhttp.ContentType, string(mimeJSON))
enc := json.NewEncoder(w)
stats := globalReplicationStats.getLatestReplicationStats(bucket)
bwRpt := globalNotificationSys.GetBandwidthReports(ctx, bucket)
bwMap := bwRpt.BucketStats[bucket]
for arn, st := range stats.ReplicationStats.Stats {
if bwMap != nil {
if bw, ok := bwMap[arn]; ok {
st.BandWidthLimitInBytesPerSecond = bw.LimitInBytesPerSecond
st.CurrentBandwidthInBytesPerSecond = bw.CurrentBandwidthInBytesPerSecond
stats.ReplicationStats.Stats[arn] = st
}
}
}
stats.Uptime = UTCNow().Unix() - globalBootTime.Unix()
if err := enc.Encode(stats); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
}
// ResetBucketReplicationStartHandler - starts a replication reset for all objects in a bucket which
// qualify for replication and re-sync the object(s) to target, provided ExistingObjectReplication is
// enabled for the qualifying rule. This API is a MinIO only extension provided for situations where
// remote target is entirely lost,and previously replicated objects need to be re-synced. If resync is
// already in progress it returns an error
func (api objectAPIHandlers) ResetBucketReplicationStartHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ResetBucketReplicationStart")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
durationStr := r.URL.Query().Get("older-than")
arn := r.URL.Query().Get("arn")
resetID := r.URL.Query().Get("reset-id")
if resetID == "" {
resetID = mustGetUUID()
}
var (
days time.Duration
err error
)
if durationStr != "" {
days, err = time.ParseDuration(durationStr)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, InvalidArgument{
Bucket: bucket,
Err: fmt.Errorf("invalid query parameter older-than %s for %s : %w", durationStr, bucket, err),
}), r.URL)
return
}
}
resetBeforeDate := UTCNow().AddDate(0, 0, -1*int(days/24))
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
if s3Error := checkRequestAuthType(ctx, r, policy.ResetBucketReplicationStateAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
config, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket)
if err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
hasARN, hasExistingObjEnabled := config.HasExistingObjectReplication(arn)
if !hasARN {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrRemoteTargetNotFoundError), r.URL)
return
}
if !hasExistingObjEnabled {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationNoExistingObjects), r.URL)
return
}
tgtArns := config.FilterTargetArns(
replication.ObjectOpts{
OpType: replication.ResyncReplicationType,
TargetArn: arn,
})
if len(tgtArns) == 0 {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{
Bucket: bucket,
Err: fmt.Errorf("Remote target ARN %s missing or ineligible for replication resync", arn),
}), r.URL)
return
}
if len(tgtArns) > 1 && arn == "" {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{
Bucket: bucket,
Err: fmt.Errorf("ARN should be specified for replication reset"),
}), r.URL)
return
}
var rinfo ResyncTargetsInfo
target := globalBucketTargetSys.GetRemoteBucketTargetByArn(ctx, bucket, tgtArns[0])
target.ResetBeforeDate = UTCNow().AddDate(0, 0, -1*int(days/24))
target.ResetID = resetID
rinfo.Targets = append(rinfo.Targets, ResyncTarget{Arn: tgtArns[0], ResetID: target.ResetID})
if err = globalBucketTargetSys.SetTarget(ctx, bucket, &target, true); err != nil {
switch err.(type) {
case RemoteTargetConnectionErr:
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationRemoteConnectionError, err), r.URL)
default:
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
}
return
}
targets, err := globalBucketTargetSys.ListBucketTargets(ctx, bucket)
if err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
tgtBytes, err := json.Marshal(&targets)
if err != nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrAdminConfigBadJSON, err), r.URL)
return
}
if _, err = globalBucketMetadataSys.Update(ctx, bucket, bucketTargetsFile, tgtBytes); err != nil {
writeErrorResponseJSON(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if err := globalReplicationPool.resyncer.start(ctx, objectAPI, resyncOpts{
bucket: bucket,
arn: arn,
resyncID: resetID,
resyncBefore: resetBeforeDate,
}); err != nil {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{
Bucket: bucket,
Err: err,
}), r.URL)
return
}
data, err := json.Marshal(rinfo)
if err != nil {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessResponseJSON(w, data)
}
// ResetBucketReplicationStatusHandler - returns the status of replication reset.
// This API is a MinIO only extension
func (api objectAPIHandlers) ResetBucketReplicationStatusHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ResetBucketReplicationStatus")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
arn := r.URL.Query().Get("arn")
var err error
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
if s3Error := checkRequestAuthType(ctx, r, policy.ResetBucketReplicationStateAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
if _, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket); err != nil {
writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
return
}
var tgtStats map[string]TargetReplicationResyncStatus
globalReplicationPool.resyncer.RLock()
brs, ok := globalReplicationPool.resyncer.statusMap[bucket]
if ok {
tgtStats = brs.cloneTgtStats()
}
globalReplicationPool.resyncer.RUnlock()
if !ok {
brs, err = loadBucketResyncMetadata(ctx, bucket, objectAPI)
if err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrBadRequest, InvalidArgument{
Bucket: bucket,
Err: fmt.Errorf("No replication resync status available for %s", arn),
}), r.URL)
return
}
tgtStats = brs.cloneTgtStats()
}
var rinfo ResyncTargetsInfo
for tarn, st := range tgtStats {
if arn != "" && tarn != arn {
continue
}
rinfo.Targets = append(rinfo.Targets, ResyncTarget{
Arn: tarn,
ResetID: st.ResyncID,
StartTime: st.StartTime,
EndTime: st.LastUpdate,
ResyncStatus: st.ResyncStatus.String(),
ReplicatedSize: st.ReplicatedSize,
ReplicatedCount: st.ReplicatedCount,
FailedSize: st.FailedSize,
FailedCount: st.FailedCount,
Bucket: st.Bucket,
Object: st.Object,
})
}
data, err := json.Marshal(rinfo)
if err != nil {
writeErrorResponseJSON(ctx, w, toAdminAPIErr(ctx, err), r.URL)
return
}
// Write success response.
writeSuccessResponseJSON(w, data)
}
// ValidateBucketReplicationCredsHandler - validate replication credentials for a bucket.
// ----------
func (api objectAPIHandlers) ValidateBucketReplicationCredsHandler(w http.ResponseWriter, r *http.Request) {
ctx := newContext(r, w, "ValidateBucketReplicationCreds")
defer logger.AuditLog(ctx, w, r, mustGetClaimsFromToken(r))
vars := mux.Vars(r)
bucket := vars["bucket"]
objectAPI := api.ObjectAPI()
if objectAPI == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrServerNotInitialized), r.URL)
return
}
if s3Error := checkRequestAuthType(ctx, r, policy.GetReplicationConfigurationAction, bucket, ""); s3Error != ErrNone {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(s3Error), r.URL)
return
}
// Check if bucket exists.
if _, err := objectAPI.GetBucketInfo(ctx, bucket, BucketOptions{}); err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, err), r.URL)
return
}
if versioned := globalBucketVersioningSys.Enabled(bucket); !versioned {
writeErrorResponse(ctx, w, errorCodes.ToAPIErr(ErrReplicationNeedsVersioningError), r.URL)
return
}
replicationConfig, _, err := globalBucketMetadataSys.GetReplicationConfig(ctx, bucket)
if err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationConfigurationNotFoundError, err), r.URL)
return
}
lockEnabled := false
lcfg, _, err := globalBucketMetadataSys.GetObjectLockConfig(bucket)
if err != nil {
if !errors.Is(err, BucketObjectLockConfigNotFound{Bucket: bucket}) {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, err), r.URL)
return
}
}
if lcfg != nil {
lockEnabled = lcfg.Enabled()
}
sameTarget, apiErr := validateReplicationDestination(ctx, bucket, replicationConfig, true)
if apiErr != noError {
writeErrorResponse(ctx, w, apiErr, r.URL)
return
}
// Validate the bucket replication config
if err = replicationConfig.Validate(bucket, sameTarget); err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, err), r.URL)
return
}
buf := bytes.Repeat([]byte("a"), 8)
for _, rule := range replicationConfig.Rules {
if rule.Status == replication.Disabled {
continue
}
clnt := globalBucketTargetSys.GetRemoteTargetClient(rule.Destination.Bucket)
if clnt == nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrRemoteTargetNotFoundError, fmt.Errorf("replication config with rule ID %s has a stale target", rule.ID)), r.URL)
return
}
if lockEnabled {
lock, _, _, _, err := clnt.GetObjectLockConfig(ctx, clnt.Bucket)
if err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, err), r.URL)
return
}
if lock != objectlock.Enabled {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationDestinationMissingLock, fmt.Errorf("target bucket %s is not object lock enabled", clnt.Bucket)), r.URL)
return
}
}
vcfg, err := clnt.GetBucketVersioning(ctx, clnt.Bucket)
if err != nil {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, err), r.URL)
return
}
if !vcfg.Enabled() {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrRemoteTargetNotVersionedError, fmt.Errorf("target bucket %s is not versioned", clnt.Bucket)), r.URL)
return
}
if sameTarget && bucket == clnt.Bucket {
writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrBucketRemoteIdenticalToSource), r.URL)
return
}
reader := bytes.NewReader(buf)
// fake a PutObject and RemoveObject call to validate permissions
c := &minio.Core{Client: clnt.Client}
putOpts := minio.PutObjectOptions{
Internal: minio.AdvancedPutOptions{
SourceVersionID: mustGetUUID(),
ReplicationStatus: minio.ReplicationStatusReplica,
SourceMTime: time.Now(),
ReplicationRequest: true, // always set this to distinguish between `mc mirror` replication and serverside
ReplicationValidityCheck: true, // set this to validate the replication config
},
}
obj := path.Join(minioReservedBucket, globalLocalNodeNameHex, "deleteme")
ui, err := c.PutObject(ctx, clnt.Bucket, obj, reader, int64(len(buf)), "", "", putOpts)
if err != nil && !isReplicationPermissionCheck(ErrorRespToObjectError(err, bucket, obj)) {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, fmt.Errorf("s3:ReplicateObject permissions missing for replication user: %w", err)), r.URL)
return
}
err = c.RemoveObject(ctx, clnt.Bucket, obj, minio.RemoveObjectOptions{
VersionID: ui.VersionID,
Internal: minio.AdvancedRemoveOptions{
ReplicationDeleteMarker: true,
ReplicationMTime: time.Now(),
ReplicationStatus: minio.ReplicationStatusReplica,
ReplicationRequest: true, // always set this to distinguish between `mc mirror` replication and serverside
ReplicationValidityCheck: true, // set this to validate the replication config
},
})
if err != nil && !isReplicationPermissionCheck(ErrorRespToObjectError(err, bucket, obj)) {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, fmt.Errorf("s3:ReplicateDelete permissions missing for replication user: %w", err)), r.URL)
return
}
// fake a versioned delete - to ensure deny policies are not in place
err = c.RemoveObject(ctx, clnt.Bucket, obj, minio.RemoveObjectOptions{
VersionID: ui.VersionID,
Internal: minio.AdvancedRemoveOptions{
ReplicationDeleteMarker: false,
ReplicationMTime: time.Now(),
ReplicationStatus: minio.ReplicationStatusReplica,
ReplicationRequest: true, // always set this to distinguish between `mc mirror` replication and serverside
ReplicationValidityCheck: true, // set this to validate the replication config
},
})
if err != nil && !isReplicationPermissionCheck(ErrorRespToObjectError(err, bucket, obj)) {
writeErrorResponse(ctx, w, errorCodes.ToAPIErrWithErr(ErrReplicationValidationError, fmt.Errorf("s3:ReplicateDelete/s3:DeleteObject permissions missing for replication user: %w", err)), r.URL)
return
}
}
// Write success response.
writeSuccessResponseHeadersOnly(w)
}