forked from minio/console
/
user_buckets_lifecycle.go
509 lines (421 loc) · 17.9 KB
/
user_buckets_lifecycle.go
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// This file is part of MinIO Console Server
// Copyright (c) 2021 MinIO, Inc.
//
// 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 restapi
import (
"context"
"errors"
"fmt"
"strconv"
"strings"
"time"
"github.com/rs/xid"
"github.com/minio/mc/pkg/probe"
"github.com/minio/mc/cmd/ilm"
"github.com/minio/minio-go/v7"
"github.com/minio/minio-go/v7/pkg/lifecycle"
"github.com/go-openapi/runtime/middleware"
"github.com/mantle-labs/console/models"
"github.com/mantle-labs/console/restapi/operations"
"github.com/mantle-labs/console/restapi/operations/user_api"
)
type MultiLifecycleResult struct {
BucketName string
Error string
}
func registerBucketsLifecycleHandlers(api *operations.ConsoleAPI) {
api.UserAPIGetBucketLifecycleHandler = user_api.GetBucketLifecycleHandlerFunc(func(params user_api.GetBucketLifecycleParams, session *models.Principal) middleware.Responder {
listBucketLifecycleResponse, err := getBucketLifecycleResponse(session, params)
if err != nil {
return user_api.NewGetBucketLifecycleDefault(int(err.Code)).WithPayload(err)
}
return user_api.NewGetBucketLifecycleOK().WithPayload(listBucketLifecycleResponse)
})
api.UserAPIAddBucketLifecycleHandler = user_api.AddBucketLifecycleHandlerFunc(func(params user_api.AddBucketLifecycleParams, session *models.Principal) middleware.Responder {
err := getAddBucketLifecycleResponse(session, params)
if err != nil {
return user_api.NewAddBucketLifecycleDefault(int(err.Code)).WithPayload(err)
}
return user_api.NewAddBucketLifecycleCreated()
})
api.UserAPIUpdateBucketLifecycleHandler = user_api.UpdateBucketLifecycleHandlerFunc(func(params user_api.UpdateBucketLifecycleParams, session *models.Principal) middleware.Responder {
err := getEditBucketLifecycleRule(session, params)
if err != nil {
return user_api.NewUpdateBucketLifecycleDefault(int(err.Code)).WithPayload(err)
}
return user_api.NewUpdateBucketLifecycleOK()
})
api.UserAPIDeleteBucketLifecycleRuleHandler = user_api.DeleteBucketLifecycleRuleHandlerFunc(func(params user_api.DeleteBucketLifecycleRuleParams, session *models.Principal) middleware.Responder {
err := getDeleteBucketLifecycleRule(session, params)
if err != nil {
return user_api.NewDeleteBucketLifecycleRuleDefault(int(err.Code)).WithPayload(err)
}
return user_api.NewDeleteBucketLifecycleRuleNoContent()
})
api.UserAPIAddMultiBucketLifecycleHandler = user_api.AddMultiBucketLifecycleHandlerFunc(func(params user_api.AddMultiBucketLifecycleParams, session *models.Principal) middleware.Responder {
multiBucketResponse, err := getAddMultiBucketLifecycleResponse(session, params)
if err != nil {
user_api.NewAddMultiBucketLifecycleDefault(int(err.Code)).WithPayload(err)
}
return user_api.NewAddMultiBucketLifecycleOK().WithPayload(multiBucketResponse)
})
}
// getBucketLifecycle() gets lifecycle lists for a bucket from MinIO API and returns their implementations
func getBucketLifecycle(ctx context.Context, client MinioClient, bucketName string) (*models.BucketLifecycleResponse, error) {
lifecycleList, err := client.getLifecycleRules(ctx, bucketName)
if err != nil {
return nil, err
}
var rules []*models.ObjectBucketLifecycle
for _, rule := range lifecycleList.Rules {
var tags []*models.LifecycleTag
for _, tagData := range rule.RuleFilter.And.Tags {
tags = append(tags, &models.LifecycleTag{
Key: tagData.Key,
Value: tagData.Value,
})
}
rulePrefix := rule.RuleFilter.And.Prefix
if rulePrefix == "" {
rulePrefix = rule.RuleFilter.Prefix
}
rules = append(rules, &models.ObjectBucketLifecycle{
ID: rule.ID,
Status: rule.Status,
Prefix: rulePrefix,
Expiration: &models.ExpirationResponse{
Date: rule.Expiration.Date.Format(time.RFC3339),
Days: int64(rule.Expiration.Days),
DeleteMarker: rule.Expiration.DeleteMarker.IsEnabled(),
NoncurrentExpirationDays: int64(rule.NoncurrentVersionExpiration.NoncurrentDays),
},
Transition: &models.TransitionResponse{
Date: rule.Transition.Date.Format(time.RFC3339),
Days: int64(rule.Transition.Days),
StorageClass: rule.Transition.StorageClass,
NoncurrentStorageClass: rule.NoncurrentVersionTransition.StorageClass,
NoncurrentTransitionDays: int64(rule.NoncurrentVersionTransition.NoncurrentDays),
},
Tags: tags,
})
}
// serialize output
lifecycleBucketsResponse := &models.BucketLifecycleResponse{
Lifecycle: rules,
}
return lifecycleBucketsResponse, nil
}
// getBucketLifecycleResponse performs getBucketLifecycle() and serializes it to the handler's output
func getBucketLifecycleResponse(session *models.Principal, params user_api.GetBucketLifecycleParams) (*models.BucketLifecycleResponse, *models.Error) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
mClient, err := newMinioClient(session)
if err != nil {
return nil, prepareError(err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
bucketEvents, err := getBucketLifecycle(ctx, minioClient, params.BucketName)
if err != nil {
return nil, prepareError(errBucketLifeCycleNotConfigured, err)
}
return bucketEvents, nil
}
// addBucketLifecycle gets lifecycle lists for a bucket from MinIO API and returns their implementations
func addBucketLifecycle(ctx context.Context, client MinioClient, params user_api.AddBucketLifecycleParams) error {
// Configuration that is already set.
lfcCfg, err := client.getLifecycleRules(ctx, params.BucketName)
if err != nil {
if e := err; minio.ToErrorResponse(e).Code == "NoSuchLifecycleConfiguration" {
lfcCfg = lifecycle.NewConfiguration()
} else {
return err
}
}
id := xid.New().String()
opts := ilm.LifecycleOptions{}
// Verify if transition rule is requested
if params.Body.Type == models.AddBucketLifecycleTypeTransition {
if params.Body.TransitionDays == 0 && params.Body.NoncurrentversionTransitionDays == 0 {
return errors.New("only one expiry configuration can be set (days or date)")
}
opts = ilm.LifecycleOptions{
ID: id,
Prefix: params.Body.Prefix,
Status: !params.Body.Disable,
IsTagsSet: params.Body.Tags != "",
Tags: params.Body.Tags,
ExpiredObjectDeleteMarker: params.Body.ExpiredObjectDeleteMarker,
IsTransitionDaysSet: params.Body.TransitionDays != 0,
IsNoncurrentVersionTransitionDaysSet: params.Body.NoncurrentversionTransitionDays != 0,
}
if params.Body.NoncurrentversionTransitionDays > 0 {
opts.NoncurrentVersionTransitionDays = int(params.Body.NoncurrentversionTransitionDays)
opts.NoncurrentVersionTransitionStorageClass = strings.ToUpper(params.Body.NoncurrentversionTransitionStorageClass)
} else {
opts.TransitionDays = strconv.Itoa(int(params.Body.TransitionDays))
opts.StorageClass = strings.ToUpper(params.Body.StorageClass)
}
} else if params.Body.Type == models.AddBucketLifecycleTypeExpiry {
// Verify if expiry items are set
if params.Body.NoncurrentversionTransitionDays != 0 {
return errors.New("non current version Transition Days cannot be set when expiry is being configured")
}
if params.Body.NoncurrentversionTransitionStorageClass != "" {
return errors.New("non current version Transition Storage Class cannot be set when expiry is being configured")
}
opts = ilm.LifecycleOptions{
ID: id,
Prefix: params.Body.Prefix,
Status: !params.Body.Disable,
IsTagsSet: params.Body.Tags != "",
Tags: params.Body.Tags,
ExpiredObjectDeleteMarker: params.Body.ExpiredObjectDeleteMarker,
}
if params.Body.NoncurrentversionExpirationDays > 0 {
opts.NoncurrentVersionExpirationDays = int(params.Body.NoncurrentversionExpirationDays)
} else {
opts.ExpiryDays = strconv.Itoa(int(params.Body.ExpiryDays))
}
} else {
// Non set, we return error
return errors.New("no valid configuration requested")
}
var err2 *probe.Error
lfcCfg, err2 = opts.ToConfig(lfcCfg)
if err2.ToGoError() != nil {
return err2.ToGoError()
}
return client.setBucketLifecycle(ctx, params.BucketName, lfcCfg)
}
// getAddBucketLifecycleResponse returns the response of adding a bucket lifecycle response
func getAddBucketLifecycleResponse(session *models.Principal, params user_api.AddBucketLifecycleParams) *models.Error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
mClient, err := newMinioClient(session)
if err != nil {
return prepareError(err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
err = addBucketLifecycle(ctx, minioClient, params)
if err != nil {
return prepareError(err)
}
return nil
}
// editBucketLifecycle gets lifecycle lists for a bucket from MinIO API and updates the selected lifecycle rule
func editBucketLifecycle(ctx context.Context, client MinioClient, params user_api.UpdateBucketLifecycleParams) error {
// Configuration that is already set.
lfcCfg, err := client.getLifecycleRules(ctx, params.BucketName)
if err != nil {
if e := err; minio.ToErrorResponse(e).Code == "NoSuchLifecycleConfiguration" {
lfcCfg = lifecycle.NewConfiguration()
} else {
return err
}
}
id := params.LifecycleID
opts := ilm.LifecycleOptions{}
// Verify if transition items are set
if *params.Body.Type == models.UpdateBucketLifecycleTypeTransition {
if params.Body.TransitionDays == 0 && params.Body.NoncurrentversionTransitionDays == 0 {
return errors.New("you must select transition days or non-current transition days configuration")
}
opts = ilm.LifecycleOptions{
ID: id,
Prefix: params.Body.Prefix,
Status: !params.Body.Disable,
IsTagsSet: params.Body.Tags != "",
Tags: params.Body.Tags,
ExpiredObjectDeleteMarker: params.Body.ExpiredObjectDeleteMarker,
IsTransitionDaysSet: params.Body.TransitionDays != 0,
IsNoncurrentVersionTransitionDaysSet: params.Body.NoncurrentversionTransitionDays != 0,
}
if params.Body.NoncurrentversionTransitionDays > 0 {
opts.NoncurrentVersionTransitionDays = int(params.Body.NoncurrentversionTransitionDays)
opts.NoncurrentVersionTransitionStorageClass = strings.ToUpper(params.Body.NoncurrentversionTransitionStorageClass)
} else {
opts.TransitionDays = strconv.Itoa(int(params.Body.TransitionDays))
opts.StorageClass = strings.ToUpper(params.Body.StorageClass)
}
} else if *params.Body.Type == models.UpdateBucketLifecycleTypeExpiry { // Verify if expiry configuration is set
if params.Body.NoncurrentversionTransitionDays != 0 {
return errors.New("non current version Transition Days cannot be set when expiry is being configured")
}
if params.Body.NoncurrentversionTransitionStorageClass != "" {
return errors.New("non current version Transition Storage Class cannot be set when expiry is being configured")
}
opts = ilm.LifecycleOptions{
ID: id,
Prefix: params.Body.Prefix,
Status: !params.Body.Disable,
IsTagsSet: params.Body.Tags != "",
Tags: params.Body.Tags,
ExpiredObjectDeleteMarker: params.Body.ExpiredObjectDeleteMarker,
}
if params.Body.NoncurrentversionExpirationDays > 0 {
opts.NoncurrentVersionExpirationDays = int(params.Body.NoncurrentversionExpirationDays)
} else {
opts.ExpiryDays = strconv.Itoa(int(params.Body.ExpiryDays))
}
} else {
// Non set, we return error
return errors.New("no valid configuration requested")
}
var err2 *probe.Error
lfcCfg, err2 = opts.ToConfig(lfcCfg)
if err2.ToGoError() != nil {
return err2.ToGoError()
}
return client.setBucketLifecycle(ctx, params.BucketName, lfcCfg)
}
// getEditBucketLifecycleRule returns the response of bucket lifecycle tier edit
func getEditBucketLifecycleRule(session *models.Principal, params user_api.UpdateBucketLifecycleParams) *models.Error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
mClient, err := newMinioClient(session)
if err != nil {
return prepareError(err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
err = editBucketLifecycle(ctx, minioClient, params)
if err != nil {
return prepareError(err)
}
return nil
}
// deleteBucketLifecycle deletes lifecycle rule by passing an empty rule to a selected ID
func deleteBucketLifecycle(ctx context.Context, client MinioClient, params user_api.DeleteBucketLifecycleRuleParams) error {
// Configuration that is already set.
lfcCfg, err := client.getLifecycleRules(ctx, params.BucketName)
if err != nil {
if e := err; minio.ToErrorResponse(e).Code == "NoSuchLifecycleConfiguration" {
lfcCfg = lifecycle.NewConfiguration()
} else {
return err
}
}
if len(lfcCfg.Rules) == 0 {
return errors.New("no rules available to delete")
}
var newRules []lifecycle.Rule
for _, rule := range lfcCfg.Rules {
if rule.ID != params.LifecycleID {
newRules = append(newRules, rule)
}
}
if len(newRules) == len(lfcCfg.Rules) && len(lfcCfg.Rules) > 0 {
// rule doesn't exist
return fmt.Errorf("lifecycle rule for id '%s' doesn't exist", params.LifecycleID)
}
lfcCfg.Rules = newRules
return client.setBucketLifecycle(ctx, params.BucketName, lfcCfg)
}
// getDeleteBucketLifecycleRule returns the response of bucket lifecycle tier delete
func getDeleteBucketLifecycleRule(session *models.Principal, params user_api.DeleteBucketLifecycleRuleParams) *models.Error {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
mClient, err := newMinioClient(session)
if err != nil {
return prepareError(err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
err = deleteBucketLifecycle(ctx, minioClient, params)
if err != nil {
return prepareError(err)
}
return nil
}
// addMultiBucketLifecycle creates multibuckets lifecycle assignments
func addMultiBucketLifecycle(ctx context.Context, client MinioClient, params user_api.AddMultiBucketLifecycleParams) []MultiLifecycleResult {
bucketsRelation := params.Body.Buckets
// Parallel Lifecycle rules set
parallelLifecycleBucket := func(bucketName string) chan MultiLifecycleResult {
remoteProc := make(chan MultiLifecycleResult)
lifecycleParams := models.AddBucketLifecycle{
Type: *params.Body.Type,
StorageClass: params.Body.StorageClass,
TransitionDays: params.Body.TransitionDays,
Prefix: params.Body.Prefix,
NoncurrentversionTransitionDays: params.Body.NoncurrentversionTransitionDays,
NoncurrentversionTransitionStorageClass: params.Body.NoncurrentversionTransitionStorageClass,
NoncurrentversionExpirationDays: params.Body.NoncurrentversionExpirationDays,
Tags: params.Body.Tags,
ExpiryDays: params.Body.ExpiryDays,
Disable: false,
ExpiredObjectDeleteMarker: params.Body.ExpiredObjectDeleteMarker,
}
go func() {
defer close(remoteProc)
lifecycleParams := user_api.AddBucketLifecycleParams{
BucketName: bucketName,
Body: &lifecycleParams,
}
// We add lifecycle rule & expect a response
err := addBucketLifecycle(ctx, client, lifecycleParams)
var errorReturn = ""
if err != nil {
errorReturn = err.Error()
}
retParams := MultiLifecycleResult{
BucketName: bucketName,
Error: errorReturn,
}
remoteProc <- retParams
}()
return remoteProc
}
var lifecycleManagement []chan MultiLifecycleResult
for _, bucketName := range bucketsRelation {
rBucket := parallelLifecycleBucket(bucketName)
lifecycleManagement = append(lifecycleManagement, rBucket)
}
var resultsList []MultiLifecycleResult
for _, result := range lifecycleManagement {
res := <-result
resultsList = append(resultsList, res)
}
return resultsList
}
// getAddMultiBucketLifecycleResponse returns the response of multibucket lifecycle assignment
func getAddMultiBucketLifecycleResponse(session *models.Principal, params user_api.AddMultiBucketLifecycleParams) (*models.MultiLifecycleResult, *models.Error) {
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
mClient, err := newMinioClient(session)
if err != nil {
return nil, prepareError(err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
multiCycleResult := addMultiBucketLifecycle(ctx, minioClient, params)
var returnList []*models.MulticycleResultItem
for _, resultItem := range multiCycleResult {
multicycleRS := models.MulticycleResultItem{
BucketName: resultItem.BucketName,
Error: resultItem.Error,
}
returnList = append(returnList, &multicycleRS)
}
finalResult := models.MultiLifecycleResult{Results: returnList}
return &finalResult, nil
}