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Copy pathbatch-handlers.go
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1755 lines (1546 loc) · 47 KB
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// Copyright (c) 2015-2023 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"
"context"
"encoding/binary"
"encoding/json"
"errors"
"fmt"
"io"
"math/rand"
"net/http"
"net/url"
"runtime"
"strconv"
"strings"
"sync"
"time"
"github.com/dustin/go-humanize"
"github.com/lithammer/shortuuid/v4"
"github.com/minio/madmin-go/v3"
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/internal/crypto"
"github.com/minio/minio/internal/hash"
xhttp "github.com/minio/minio/internal/http"
"github.com/minio/minio/internal/ioutil"
"github.com/minio/minio/internal/logger"
"github.com/minio/pkg/v2/console"
"github.com/minio/pkg/v2/env"
"github.com/minio/pkg/v2/policy"
"github.com/minio/pkg/v2/workers"
"gopkg.in/yaml.v2"
)
// BatchJobRequest this is an internal data structure not for external consumption.
type BatchJobRequest struct {
ID string `yaml:"-" json:"name"`
User string `yaml:"-" json:"user"`
Started time.Time `yaml:"-" json:"started"`
Location string `yaml:"-" json:"location"`
Replicate *BatchJobReplicateV1 `yaml:"replicate" json:"replicate"`
KeyRotate *BatchJobKeyRotateV1 `yaml:"keyrotate" json:"keyrotate"`
ctx context.Context `msg:"-"`
}
func notifyEndpoint(ctx context.Context, ri *batchJobInfo, endpoint, token string) error {
if endpoint == "" {
return nil
}
buf, err := json.Marshal(ri)
if err != nil {
return err
}
ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
defer cancel()
req, err := http.NewRequestWithContext(ctx, http.MethodPost, endpoint, bytes.NewReader(buf))
if err != nil {
return err
}
if token != "" {
req.Header.Set("Authorization", token)
}
req.Header.Set("Content-Type", "application/json")
clnt := http.Client{Transport: getRemoteInstanceTransport}
resp, err := clnt.Do(req)
if err != nil {
return err
}
xhttp.DrainBody(resp.Body)
if resp.StatusCode != http.StatusOK {
return errors.New(resp.Status)
}
return nil
}
// Notify notifies notification endpoint if configured regarding job failure or success.
func (r BatchJobReplicateV1) Notify(ctx context.Context, ri *batchJobInfo) error {
return notifyEndpoint(ctx, ri, r.Flags.Notify.Endpoint, r.Flags.Notify.Token)
}
// ReplicateFromSource - this is not implemented yet where source is 'remote' and target is local.
func (r *BatchJobReplicateV1) ReplicateFromSource(ctx context.Context, api ObjectLayer, core *miniogo.Core, srcObjInfo ObjectInfo, retry bool) error {
srcBucket := r.Source.Bucket
tgtBucket := r.Target.Bucket
srcObject := srcObjInfo.Name
tgtObject := srcObjInfo.Name
if r.Target.Prefix != "" {
tgtObject = pathJoin(r.Target.Prefix, srcObjInfo.Name)
}
versionID := srcObjInfo.VersionID
if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
versionID = ""
}
if srcObjInfo.DeleteMarker {
_, err := api.DeleteObject(ctx, tgtBucket, tgtObject, ObjectOptions{
VersionID: versionID,
// Since we are preserving a delete marker, we have to make sure this is always true.
// regardless of the current configuration of the bucket we must preserve all versions
// on the pool being batch replicated from source.
Versioned: true,
MTime: srcObjInfo.ModTime,
DeleteMarker: srcObjInfo.DeleteMarker,
ReplicationRequest: true,
})
return err
}
opts := ObjectOptions{
VersionID: srcObjInfo.VersionID,
MTime: srcObjInfo.ModTime,
PreserveETag: srcObjInfo.ETag,
UserDefined: srcObjInfo.UserDefined,
}
if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
opts.VersionID = ""
}
if crypto.S3.IsEncrypted(srcObjInfo.UserDefined) {
opts.ServerSideEncryption = encrypt.NewSSE()
}
slc := strings.Split(srcObjInfo.ETag, "-")
if len(slc) == 2 {
partsCount, err := strconv.Atoi(slc[1])
if err != nil {
return err
}
return r.copyWithMultipartfromSource(ctx, api, core, srcObjInfo, opts, partsCount)
}
gopts := miniogo.GetObjectOptions{
VersionID: srcObjInfo.VersionID,
}
if err := gopts.SetMatchETag(srcObjInfo.ETag); err != nil {
return err
}
rd, objInfo, _, err := core.GetObject(ctx, srcBucket, srcObject, gopts)
if err != nil {
return err
}
defer rd.Close()
hr, err := hash.NewReader(ctx, rd, objInfo.Size, "", "", objInfo.Size)
if err != nil {
return err
}
pReader := NewPutObjReader(hr)
_, err = api.PutObject(ctx, tgtBucket, tgtObject, pReader, opts)
return err
}
func (r *BatchJobReplicateV1) copyWithMultipartfromSource(ctx context.Context, api ObjectLayer, c *miniogo.Core, srcObjInfo ObjectInfo, opts ObjectOptions, partsCount int) (err error) {
srcBucket := r.Source.Bucket
tgtBucket := r.Target.Bucket
srcObject := srcObjInfo.Name
tgtObject := srcObjInfo.Name
if r.Target.Prefix != "" {
tgtObject = pathJoin(r.Target.Prefix, srcObjInfo.Name)
}
if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
opts.VersionID = ""
}
var uploadedParts []CompletePart
res, err := api.NewMultipartUpload(context.Background(), tgtBucket, tgtObject, opts)
if err != nil {
return err
}
defer func() {
if err != nil {
// block and abort remote upload upon failure.
attempts := 1
for attempts <= 3 {
aerr := api.AbortMultipartUpload(ctx, tgtBucket, tgtObject, res.UploadID, ObjectOptions{})
if aerr == nil {
return
}
logger.LogIf(ctx,
fmt.Errorf("trying %s: Unable to cleanup failed multipart replication %s on remote %s/%s: %w - this may consume space on remote cluster",
humanize.Ordinal(attempts), res.UploadID, tgtBucket, tgtObject, aerr))
attempts++
time.Sleep(time.Second)
}
}
}()
var (
hr *hash.Reader
pInfo PartInfo
)
for i := 0; i < partsCount; i++ {
gopts := miniogo.GetObjectOptions{
VersionID: srcObjInfo.VersionID,
PartNumber: i + 1,
}
if err := gopts.SetMatchETag(srcObjInfo.ETag); err != nil {
return err
}
rd, objInfo, _, err := c.GetObject(ctx, srcBucket, srcObject, gopts)
if err != nil {
return err
}
defer rd.Close()
hr, err = hash.NewReader(ctx, io.LimitReader(rd, objInfo.Size), objInfo.Size, "", "", objInfo.Size)
if err != nil {
return err
}
pReader := NewPutObjReader(hr)
opts.PreserveETag = ""
pInfo, err = api.PutObjectPart(ctx, tgtBucket, tgtObject, res.UploadID, i+1, pReader, opts)
if err != nil {
return err
}
if pInfo.Size != objInfo.Size {
return fmt.Errorf("Part size mismatch: got %d, want %d", pInfo.Size, objInfo.Size)
}
uploadedParts = append(uploadedParts, CompletePart{
PartNumber: pInfo.PartNumber,
ETag: pInfo.ETag,
})
}
_, err = api.CompleteMultipartUpload(ctx, tgtBucket, tgtObject, res.UploadID, uploadedParts, opts)
return err
}
// StartFromSource starts the batch replication job from remote source, resumes if there was a pending job via "job.ID"
func (r *BatchJobReplicateV1) StartFromSource(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
ri := &batchJobInfo{
JobID: job.ID,
JobType: string(job.Type()),
StartTime: job.Started,
}
if err := ri.load(ctx, api, job); err != nil {
return err
}
globalBatchJobsMetrics.save(job.ID, ri)
delay := job.Replicate.Flags.Retry.Delay
if delay == 0 {
delay = batchReplJobDefaultRetryDelay
}
rnd := rand.New(rand.NewSource(time.Now().UnixNano()))
skip := func(oi ObjectInfo) (ok bool) {
if r.Flags.Filter.OlderThan > 0 && time.Since(oi.ModTime) < r.Flags.Filter.OlderThan {
// skip all objects that are newer than specified older duration
return true
}
if r.Flags.Filter.NewerThan > 0 && time.Since(oi.ModTime) >= r.Flags.Filter.NewerThan {
// skip all objects that are older than specified newer duration
return true
}
if !r.Flags.Filter.CreatedAfter.IsZero() && r.Flags.Filter.CreatedAfter.Before(oi.ModTime) {
// skip all objects that are created before the specified time.
return true
}
if !r.Flags.Filter.CreatedBefore.IsZero() && r.Flags.Filter.CreatedBefore.After(oi.ModTime) {
// skip all objects that are created after the specified time.
return true
}
if len(r.Flags.Filter.Tags) > 0 {
// Only parse object tags if tags filter is specified.
tagMap := map[string]string{}
tagStr := oi.UserTags
if len(tagStr) != 0 {
t, err := tags.ParseObjectTags(tagStr)
if err != nil {
return false
}
tagMap = t.ToMap()
}
for _, kv := range r.Flags.Filter.Tags {
for t, v := range tagMap {
if kv.Match(BatchJobKV{Key: t, Value: v}) {
return true
}
}
}
// None of the provided tags filter match skip the object
return false
}
if len(r.Flags.Filter.Metadata) > 0 {
for _, kv := range r.Flags.Filter.Metadata {
for k, v := range oi.UserDefined {
if !stringsHasPrefixFold(k, "x-amz-meta-") && !isStandardHeader(k) {
continue
}
// We only need to match x-amz-meta or standardHeaders
if kv.Match(BatchJobKV{Key: k, Value: v}) {
return true
}
}
}
// None of the provided metadata filters match skip the object.
return false
}
return false
}
u, err := url.Parse(r.Source.Endpoint)
if err != nil {
return err
}
cred := r.Source.Creds
c, err := miniogo.New(u.Host, &miniogo.Options{
Creds: credentials.NewStaticV4(cred.AccessKey, cred.SecretKey, cred.SessionToken),
Secure: u.Scheme == "https",
Transport: getRemoteInstanceTransport,
BucketLookup: lookupStyle(r.Source.Path),
})
if err != nil {
return err
}
c.SetAppInfo("minio-"+batchJobPrefix, r.APIVersion+" "+job.ID)
core := &miniogo.Core{Client: c}
workerSize, err := strconv.Atoi(env.Get("_MINIO_BATCH_REPLICATION_WORKERS", strconv.Itoa(runtime.GOMAXPROCS(0)/2)))
if err != nil {
return err
}
wk, err := workers.New(workerSize)
if err != nil {
// invalid worker size.
return err
}
retryAttempts := ri.RetryAttempts
retry := false
for attempts := 1; attempts <= retryAttempts; attempts++ {
attempts := attempts
// one of source/target is s3, skip delete marker and all versions under the same object name.
s3Type := r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3
minioSrc := r.Source.Type == BatchJobReplicateResourceMinIO
ctx, cancel := context.WithCancel(ctx)
objInfoCh := c.ListObjects(ctx, r.Source.Bucket, miniogo.ListObjectsOptions{
Prefix: r.Source.Prefix,
WithVersions: minioSrc,
Recursive: true,
WithMetadata: true,
})
prevObj := ""
skipReplicate := false
for obj := range objInfoCh {
oi := toObjectInfo(r.Source.Bucket, obj.Key, obj)
if !minioSrc {
oi2, err := c.StatObject(ctx, r.Source.Bucket, obj.Key, miniogo.StatObjectOptions{})
if err == nil {
oi = toObjectInfo(r.Source.Bucket, obj.Key, oi2)
} else {
if isErrMethodNotAllowed(ErrorRespToObjectError(err, r.Source.Bucket, obj.Key)) ||
isErrObjectNotFound(ErrorRespToObjectError(err, r.Source.Bucket, obj.Key)) {
continue
}
logger.LogIf(ctx, err)
cancel()
return err
}
}
if skip(oi) {
continue
}
if obj.Key != prevObj {
prevObj = obj.Key
// skip replication of delete marker and all versions under the same object name if one of source or target is s3.
skipReplicate = obj.IsDeleteMarker && s3Type
}
if skipReplicate {
continue
}
wk.Take()
go func() {
defer wk.Give()
stopFn := globalBatchJobsMetrics.trace(batchReplicationMetricObject, job.ID, attempts, oi)
success := true
if err := r.ReplicateFromSource(ctx, api, core, oi, retry); err != nil {
// object must be deleted concurrently, allow these failures but do not count them
if isErrVersionNotFound(err) || isErrObjectNotFound(err) {
return
}
stopFn(err)
logger.LogIf(ctx, err)
success = false
} else {
stopFn(nil)
}
ri.trackCurrentBucketObject(r.Target.Bucket, oi, success)
globalBatchJobsMetrics.save(job.ID, ri)
// persist in-memory state to disk after every 10secs.
logger.LogIf(ctx, ri.updateAfter(ctx, api, 10*time.Second, job))
}()
}
wk.Wait()
10BC8
ri.RetryAttempts = attempts
ri.Complete = ri.ObjectsFailed == 0
ri.Failed = ri.ObjectsFailed > 0
globalBatchJobsMetrics.save(job.ID, ri)
// persist in-memory state to disk.
logger.LogIf(ctx, ri.updateAfter(ctx, api, 0, job))
if err := r.Notify(ctx, ri); err != nil {
logger.LogIf(ctx, fmt.Errorf("unable to notify %v", err))
}
cancel()
if ri.Failed {
ri.ObjectsFailed = 0
ri.Bucket = ""
ri.Object = ""
ri.Objects = 0
ri.BytesFailed = 0
ri.BytesTransferred = 0
retry = true // indicate we are retrying..
time.Sleep(delay + time.Duration(rnd.Float64()*float64(delay)))
continue
}
break
}
return nil
}
// toObjectInfo converts minio.ObjectInfo to ObjectInfo
func toObjectInfo(bucket, object string, objInfo miniogo.ObjectInfo) ObjectInfo {
tags, _ := tags.MapToObjectTags(objInfo.UserTags)
oi := ObjectInfo{
Bucket: bucket,
Name: object,
ModTime: objInfo.LastModified,
Size: objInfo.Size,
ETag: objInfo.ETag,
VersionID: objInfo.VersionID,
IsLatest: objInfo.IsLatest,
DeleteMarker: objInfo.IsDeleteMarker,
ContentType: objInfo.ContentType,
Expires: objInfo.Expires,
StorageClass: objInfo.StorageClass,
ReplicationStatusInternal: objInfo.ReplicationStatus,
UserTags: tags.String(),
}
oi.UserDefined = make(map[string]string, len(objInfo.Metadata))
for k, v := range objInfo.Metadata {
oi.UserDefined[k] = v[0]
}
ce, ok := oi.UserDefined[xhttp.ContentEncoding]
if !ok {
ce, ok = oi.UserDefined[strings.ToLower(xhttp.ContentEncoding)]
}
if ok {
oi.ContentEncoding = ce
}
return oi
}
// ReplicateToTarget read from source and replicate to configured target
func (r *BatchJobReplicateV1) ReplicateToTarget(ctx context.Context, api ObjectLayer, c *miniogo.Core, srcObjInfo ObjectInfo, retry bool) error {
srcBucket := r.Source.Bucket
tgtBucket := r.Target.Bucket
tgtPrefix := r.Target.Prefix
srcObject := srcObjInfo.Name
s3Type := r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3
if srcObjInfo.DeleteMarker || !srcObjInfo.VersionPurgeStatus.Empty() {
if retry && !s3Type {
if _, err := c.StatObject(ctx, tgtBucket, pathJoin(tgtPrefix, srcObject), miniogo.StatObjectOptions{
VersionID: srcObjInfo.VersionID,
Internal: miniogo.AdvancedGetOptions{
ReplicationProxyRequest: "false",
},
}); isErrMethodNotAllowed(ErrorRespToObjectError(err, tgtBucket, pathJoin(tgtPrefix, srcObject))) {
return nil
}
}
versionID := srcObjInfo.VersionID
dmVersionID := ""
if srcObjInfo.VersionPurgeStatus.Empty() {
dmVersionID = srcObjInfo.VersionID
}
if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
dmVersionID = ""
versionID = ""
}
return c.RemoveObject(ctx, tgtBucket, pathJoin(tgtPrefix, srcObject), miniogo.RemoveObjectOptions{
VersionID: versionID,
Internal: miniogo.AdvancedRemoveOptions{
ReplicationDeleteMarker: dmVersionID != "",
ReplicationMTime: srcObjInfo.ModTime,
ReplicationStatus: miniogo.ReplicationStatusReplica,
ReplicationRequest: true, // always set this to distinguish between `mc mirror` replication and serverside
},
})
}
if retry && !s3Type { // when we are retrying avoid copying if necessary.
gopts := miniogo.GetObjectOptions{}
if err := gopts.SetMatchETag(srcObjInfo.ETag); err != nil {
return err
}
if _, err := c.StatObject(ctx, tgtBucket, pathJoin(tgtPrefix, srcObject), gopts); err == nil {
return nil
}
}
versioned := globalBucketVersioningSys.PrefixEnabled(srcBucket, srcObject)
versionSuspended := globalBucketVersioningSys.PrefixSuspended(srcBucket, srcObject)
opts := ObjectOptions{
VersionID: srcObjInfo.VersionID,
Versioned: versioned,
VersionSuspended: versionSuspended,
}
rd, err := api.GetObjectNInfo(ctx, srcBucket, srcObject, nil, http.Header{}, opts)
if err != nil {
return err
}
defer rd.Close()
objInfo := rd.ObjInfo
size, err := objInfo.GetActualSize()
if err != nil {
return err
}
putOpts, err := batchReplicationOpts(ctx, "", objInfo)
if err != nil {
return err
}
if r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3 {
putOpts.Internal = miniogo.AdvancedPutOptions{}
}
if objInfo.isMultipart() {
if err := replicateObjectWithMultipart(ctx, c, tgtBucket, pathJoin(tgtPrefix, objInfo.Name), rd, objInfo, putOpts); err != nil {
return err
}
} else {
if _, err = c.PutObject(ctx, tgtBucket, pathJoin(tgtPrefix, objInfo.Name), rd, size, "", "", putOpts); err != nil {
return err
}
}
return nil
}
//go:generate msgp -file $GOFILE -unexported
// batchJobInfo current batch replication information
type batchJobInfo struct {
mu sync.RWMutex `json:"-" msg:"-"`
Version int `json:"-" msg:"v"`
JobID string `json:"jobID" msg:"jid"`
JobType string `json:"jobType" msg:"jt"`
StartTime time.Time `json:"startTime" msg:"st"`
LastUpdate time.Time `json:"lastUpdate" msg:"lu"`
RetryAttempts int `json:"retryAttempts" msg:"ra"`
Complete bool `json:"complete" msg:"cmp"`
Failed bool `json:"failed" msg:"fld"`
// Last bucket/object batch replicated
Bucket string `json:"-" msg:"lbkt"`
Object string `json:"-" msg:"lobj"`
// Verbose information
Objects int64 `json:"objects" msg:"ob"`
DeleteMarkers int64 `json:"deleteMarkers" msg:"dm"`
ObjectsFailed int64 `json:"objectsFailed" msg:"obf"`
DeleteMarkersFailed int64 `json:"deleteMarkersFailed" msg:"dmf"`
BytesTransferred int64 `json:"bytesTransferred" msg:"bt"`
BytesFailed int64 `json:"bytesFailed" msg:"bf"`
}
const (
batchReplName = "batch-replicate.bin"
batchReplFormat = 1
batchReplVersionV1 = 1
batchReplVersion = batchReplVersionV1
batchJobName = "job.bin"
batchJobPrefix = "batch-jobs"
batchReplJobAPIVersion = "v1"
batchReplJobDefaultRetries = 3
batchReplJobDefaultRetryDelay = 250 * time.Millisecond
)
func (ri *batchJobInfo) load(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
var fileName string
var format, version uint16
switch {
case job.Replicate != nil:
fileName = batchReplName
version = batchReplVersionV1
format = batchReplFormat
case job.KeyRotate != nil:
fileName = batchKeyRotationName
version = batchKeyRotateVersionV1
format = batchKeyRotationFormat
}
data, err := readConfig(ctx, api, pathJoin(job.Location, fileName))
if err != nil {
if errors.Is(err, errConfigNotFound) || isErrObjectNotFound(err) {
ri.Version = int(version)
switch {
case job.Replicate != nil:
ri.RetryAttempts = batchReplJobDefaultRetries
if job.Replicate.Flags.Retry.Attempts > 0 {
ri.RetryAttempts = job.Replicate.Flags.Retry.Attempts
}
case job.KeyRotate != nil:
ri.RetryAttempts = batchKeyRotateJobDefaultRetries
if job.KeyRotate.Flags.Retry.Attempts > 0 {
ri.RetryAttempts = job.KeyRotate.Flags.Retry.Attempts
}
}
return nil
}
return err
}
if len(data) == 0 {
// Seems to be empty create a new batchRepl object.
return nil
}
if len(data) <= 4 {
return fmt.Errorf("%s: no data", ri.JobType)
}
// Read header
switch binary.LittleEndian.Uint16(data[0:2]) {
case format:
default:
return fmt.Errorf("%s: unknown format: %d", ri.JobType, binary.LittleEndian.Uint16(data[0:2]))
}
switch binary.LittleEndian.Uint16(data[2:4]) {
case version:
default:
return fmt.Errorf("%s: unknown version: %d", ri.JobType, binary.LittleEndian.Uint16(data[2:4]))
}
ri.mu.Lock()
defer ri.mu.Unlock()
// OK, parse data.
if _, err = ri.UnmarshalMsg(data[4:]); err != nil {
return err
}
switch ri.Version {
case batchReplVersionV1:
default:
return fmt.Errorf("unexpected batch %s meta version: %d", ri.JobType, ri.Version)
}
return nil
}
func (ri *batchJobInfo) clone() *batchJobInfo {
ri.mu.RLock()
defer ri.mu.RUnlock()
return &batchJobInfo{
Version: ri.Version,
JobID: ri.JobID,
JobType: ri.JobType,
RetryAttempts: ri.RetryAttempts,
Complete: ri.Complete,
Failed: ri.Failed,
StartTime: ri.StartTime,
LastUpdate: ri.LastUpdate,
Bucket: ri.Bucket,
Object: ri.Object,
Objects: ri.Objects,
ObjectsFailed: ri.ObjectsFailed,
BytesTransferred: ri.BytesTransferred,
BytesFailed: ri.BytesFailed,
}
}
func (ri *batchJobInfo) countItem(size int64, dmarker, success bool) {
if ri == nil {
return
}
if success {
if dmarker {
ri.DeleteMarkers++
} else {
ri.Objects++
ri.BytesTransferred += size
}
} else {
if dmarker {
ri.DeleteMarkersFailed++
} else {
ri.ObjectsFailed++
ri.BytesFailed += size
}
}
}
func (ri *batchJobInfo) updateAfter(ctx context.Context, api ObjectLayer, duration time.Duration, job BatchJobRequest) error {
if ri == nil {
return errInvalidArgument
}
now := UTCNow()
ri.mu.Lock()
var (
format, version uint16
jobTyp, fileName string
)
if now.Sub(ri.LastUpdate) >= duration {
switch job.Type() {
case madmin.BatchJobReplicate:
format = batchReplFormat
version = batchReplVersion
jobTyp = string(job.Type())
fileName = batchReplName
ri.Version = batchReplVersionV1
case madmin.BatchJobKeyRotate:
format = batchKeyRotationFormat
version = batchKeyRotateVersion
jobTyp = string(job.Type())
fileName = batchKeyRotationName
ri.Version = batchKeyRotateVersionV1
default:
return errInvalidArgument
}
if serverDebugLog {
console.Debugf("%s: persisting info on drive: threshold:%s, %s:%#v\n", jobTyp, now.Sub(ri.LastUpdate), jobTyp, ri)
}
ri.LastUpdate = now
data := make([]byte, 4, ri.Msgsize()+4)
// Initialize the header.
binary.LittleEndian.PutUint16(data[0:2], format)
binary.LittleEndian.PutUint16(data[2:4], version)
buf, err := ri.MarshalMsg(data)
ri.mu.Unlock()
if err != nil {
return err
}
return saveConfig(ctx, api, pathJoin(job.Location, fileName), buf)
}
ri.mu.Unlock()
return nil
}
func (ri *batchJobInfo) trackCurrentBucketObject(bucket string, info ObjectInfo, failed bool) {
if ri == nil {
return
}
ri.mu.Lock()
defer ri.mu.Unlock()
ri.Bucket = bucket
ri.Object = info.Name
ri.countItem(info.Size, info.DeleteMarker, failed)
}
// Start start the batch replication job, resumes if there was a pending job via "job.ID"
func (r *BatchJobReplicateV1) Start(ctx context.Context, api ObjectLayer, job BatchJobRequest) error {
ri := &batchJobInfo{
JobID: job.ID,
JobType: string(job.Type()),
StartTime: job.Started,
}
if err := ri.load(ctx, api, job); err != nil {
return err
}
globalBatchJobsMetrics.save(job.ID, ri)
lastObject := ri.Object
delay := job.Replicate.Flags.Retry.Delay
if delay == 0 {
delay = batchReplJobDefaultRetryDelay
}
rnd := rand.New(rand.NewSource(time.Now().UnixNano()))
skip := func(info FileInfo) (ok bool) {
if r.Flags.Filter.OlderThan > 0 && time.Since(info.ModTime) < r.Flags.Filter.OlderThan {
// skip all objects that are newer than specified older duration
return false
}
if r.Flags.Filter.NewerThan > 0 && time.Since(info.ModTime) >= r.Flags.Filter.NewerThan {
// skip all objects that are older than specified newer duration
return false
}
if !r.Flags.Filter.CreatedAfter.IsZero() && r.Flags.Filter.CreatedAfter.Before(info.ModTime) {
// skip all objects that are created before the specified time.
return false
}
if !r.Flags.Filter.CreatedBefore.IsZero() && r.Flags.Filter.CreatedBefore.After(info.ModTime) {
// skip all objects that are created after the specified time.
return false
}
if len(r.Flags.Filter.Tags) > 0 {
// Only parse object tags if tags filter is specified.
tagMap := map[string]string{}
tagStr := info.Metadata[xhttp.AmzObjectTagging]
if len(tagStr) != 0 {
t, err := tags.ParseObjectTags(tagStr)
if err != nil {
return false
}
tagMap = t.ToMap()
}
for _, kv := range r.Flags.Filter.Tags {
for t, v := range tagMap {
if kv.Match(BatchJobKV{Key: t, Value: v}) {
return true
}
}
}
// None of the provided tags filter match skip the object
return false
}
if len(r.Flags.Filter.Metadata) > 0 {
for _, kv := range r.Flags.Filter.Metadata {
for k, v := range info.Metadata {
if !stringsHasPrefixFold(k, "x-amz-meta-") && !isStandardHeader(k) {
continue
}
// We only need to match x-amz-meta or standardHeaders
if kv.Match(BatchJobKV{Key: k, Value: v}) {
return true
}
}
}
// None of the provided metadata filters match skip the object.
return false
}
// if one of source or target is non MinIO, just replicate the top most version like `mc mirror`
if (r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3) && !info.IsLatest {
return false
}
return true
}
u, err := url.Parse(r.Target.Endpoint)
if err != nil {
return err
}
cred := r.Target.Creds
c, err := miniogo.NewCore(u.Host, &miniogo.Options{
Creds: credentials.NewStaticV4(cred.AccessKey, cred.SecretKey, cred.SessionToken),
Secure: u.Scheme == "https",
Transport: getRemoteInstanceTransport,
BucketLookup: lookupStyle(r.Target.Path),
})
if err != nil {
return err
}
c.SetAppInfo("minio-"+batchJobPrefix, r.APIVersion+" "+job.ID)
workerSize, err := strconv.Atoi(env.Get("_MINIO_BATCH_REPLICATION_WORKERS", strconv.Itoa(runtime.GOMAXPROCS(0)/2)))
if err != nil {
return err
}
wk, err := workers.New(workerSize)
if err != nil {
// invalid worker size.
return err
}
retryAttempts := ri.RetryAttempts
retry := false
for attempts := 1; attempts <= retryAttempts; attempts++ {
attempts := attempts
ctx, cancel := context.WithCancel(ctx)
// one of source/target is s3, skip delete marker and all versions under the same object name.
s3Type := r.Target.Type == BatchJobReplicateResourceS3 || r.Source.Type == BatchJobReplicateResourceS3
results := make(chan ObjectInfo, 100)
if err := api.Walk(ctx, r.Source.Bucket, r.Source.Prefix, results, ObjectOptions{
WalkMarker: lastObject,
WalkFilter: skip,
}); err != nil {
cancel()
// Do not need to retry if we can't list objects on source.
return err
}
prevObj := ""
skipReplicate := false
for result := range results {
result := result
if result.Name != prevObj {
prevObj = result.Name
skipReplicate = result.DeleteMarker && s3Type
}
if skipReplicate {
continue
}
wk.Take()
go func() {
defer wk.Give()
stopFn := globalBatchJobsMetrics.trace(batchReplicationMetricObject, job.ID, attempts, result)
success := true
if err := r.ReplicateToTarget(ctx, api, c, result, retry); err != nil {
if miniogo.ToErrorResponse(err).Code == "PreconditionFailed" {
// pre-condition failed means we already have the object copied over.
return
}
// object must be deleted concurrently, allow these failures but do not count them
if isErrVersionNotFound(err) || isErrObjectNotFound(err) {
return
}
stopFn(err)
logger.LogIf(ctx, err)
success = false
} else {
stopFn(nil)
}
ri.trackCurrentBucketObject(r.Source.Bucket, result, success)
globalBatchJobsMetrics.save(job.ID, ri)
// persist in-memory state to disk after every 10secs.
logger.LogIf(ctx, ri.updateAfter(ctx, api, 10*time.Second, job))
}()
}
wk.Wait()
ri.RetryAttempts = attempts
ri.Complete = ri.ObjectsFailed == 0
ri.Failed = ri.ObjectsFailed > 0
globalBatchJobsMetrics.save(job.ID, ri)
// persist in-memory state to disk.
logger.LogIf(ctx, ri.updateAfter(ctx, api, 0, job))
if err := r.Notify(ctx, ri); err != nil {
logger.LogIf(ctx, fmt.Errorf("unable to notify %v", err))
}
cancel()
if ri.Failed {
ri.ObjectsFailed = 0
ri.Bucket = ""
ri.Object = ""
ri.Objects = 0
ri.BytesFailed = 0