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user_buckets.go
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user_buckets.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 api
import (
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"strings"
"time"
"github.com/minio/minio-go/v7"
"github.com/minio/madmin-go/v3"
"github.com/minio/mc/cmd"
"github.com/minio/mc/pkg/probe"
"github.com/minio/minio-go/v7/pkg/sse"
"github.com/minio/minio-go/v7/pkg/tags"
"github.com/go-openapi/runtime/middleware"
"github.com/go-openapi/swag"
"github.com/minio/console/api/operations"
bucketApi "github.com/minio/console/api/operations/bucket"
"github.com/minio/console/models"
"github.com/minio/console/pkg/auth/token"
"github.com/minio/minio-go/v7/pkg/policy"
"github.com/minio/minio-go/v7/pkg/replication"
minioIAMPolicy "github.com/minio/pkg/v2/policy"
)
func registerBucketsHandlers(api *operations.ConsoleAPI) {
// list buckets
api.BucketListBucketsHandler = bucketApi.ListBucketsHandlerFunc(func(params bucketApi.ListBucketsParams, session *models.Principal) middleware.Responder {
listBucketsResponse, err := getListBucketsResponse(session, params)
if err != nil {
return bucketApi.NewListBucketsDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewListBucketsOK().WithPayload(listBucketsResponse)
})
// make bucket
api.BucketMakeBucketHandler = bucketApi.MakeBucketHandlerFunc(func(params bucketApi.MakeBucketParams, session *models.Principal) middleware.Responder {
makeBucketResponse, err := getMakeBucketResponse(session, params)
if err != nil {
return bucketApi.NewMakeBucketDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewMakeBucketOK().WithPayload(makeBucketResponse)
})
// delete bucket
api.BucketDeleteBucketHandler = bucketApi.DeleteBucketHandlerFunc(func(params bucketApi.DeleteBucketParams, session *models.Principal) middleware.Responder {
if err := getDeleteBucketResponse(session, params); err != nil {
return bucketApi.NewMakeBucketDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewDeleteBucketNoContent()
})
// get bucket info
api.BucketBucketInfoHandler = bucketApi.BucketInfoHandlerFunc(func(params bucketApi.BucketInfoParams, session *models.Principal) middleware.Responder {
bucketInfoResp, err := getBucketInfoResponse(session, params)
if err != nil {
return bucketApi.NewBucketInfoDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewBucketInfoOK().WithPayload(bucketInfoResp)
})
// set bucket policy
api.BucketBucketSetPolicyHandler = bucketApi.BucketSetPolicyHandlerFunc(func(params bucketApi.BucketSetPolicyParams, session *models.Principal) middleware.Responder {
bucketSetPolicyResp, err := getBucketSetPolicyResponse(session, params)
if err != nil {
return bucketApi.NewBucketSetPolicyDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewBucketSetPolicyOK().WithPayload(bucketSetPolicyResp)
})
// set bucket tags
api.BucketPutBucketTagsHandler = bucketApi.PutBucketTagsHandlerFunc(func(params bucketApi.PutBucketTagsParams, session *models.Principal) middleware.Responder {
err := getPutBucketTagsResponse(session, params)
if err != nil {
return bucketApi.NewPutBucketTagsDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewPutBucketTagsOK()
})
// get bucket versioning
api.BucketGetBucketVersioningHandler = bucketApi.GetBucketVersioningHandlerFunc(func(params bucketApi.GetBucketVersioningParams, session *models.Principal) middleware.Responder {
getBucketVersioning, err := getBucketVersionedResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketVersioningDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketVersioningOK().WithPayload(getBucketVersioning)
})
// update bucket versioning
api.BucketSetBucketVersioningHandler = bucketApi.SetBucketVersioningHandlerFunc(func(params bucketApi.SetBucketVersioningParams, session *models.Principal) middleware.Responder {
err := setBucketVersioningResponse(session, params)
if err != nil {
return bucketApi.NewSetBucketVersioningDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewSetBucketVersioningCreated()
})
// get bucket replication
api.BucketGetBucketReplicationHandler = bucketApi.GetBucketReplicationHandlerFunc(func(params bucketApi.GetBucketReplicationParams, session *models.Principal) middleware.Responder {
getBucketReplication, err := getBucketReplicationResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketReplicationDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketReplicationOK().WithPayload(getBucketReplication)
})
// get single bucket replication rule
api.BucketGetBucketReplicationRuleHandler = bucketApi.GetBucketReplicationRuleHandlerFunc(func(params bucketApi.GetBucketReplicationRuleParams, session *models.Principal) middleware.Responder {
getBucketReplicationRule, err := getBucketReplicationRuleResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketReplicationRuleDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketReplicationRuleOK().WithPayload(getBucketReplicationRule)
})
// enable bucket encryption
api.BucketEnableBucketEncryptionHandler = bucketApi.EnableBucketEncryptionHandlerFunc(func(params bucketApi.EnableBucketEncryptionParams, session *models.Principal) middleware.Responder {
if err := enableBucketEncryptionResponse(session, params); err != nil {
return bucketApi.NewEnableBucketEncryptionDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewEnableBucketEncryptionOK()
})
// disable bucket encryption
api.BucketDisableBucketEncryptionHandler = bucketApi.DisableBucketEncryptionHandlerFunc(func(params bucketApi.DisableBucketEncryptionParams, session *models.Principal) middleware.Responder {
if err := disableBucketEncryptionResponse(session, params); err != nil {
return bucketApi.NewDisableBucketEncryptionDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewDisableBucketEncryptionOK()
})
// get bucket encryption info
api.BucketGetBucketEncryptionInfoHandler = bucketApi.GetBucketEncryptionInfoHandlerFunc(func(params bucketApi.GetBucketEncryptionInfoParams, session *models.Principal) middleware.Responder {
response, err := getBucketEncryptionInfoResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketEncryptionInfoDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketEncryptionInfoOK().WithPayload(response)
})
// set bucket retention config
api.BucketSetBucketRetentionConfigHandler = bucketApi.SetBucketRetentionConfigHandlerFunc(func(params bucketApi.SetBucketRetentionConfigParams, session *models.Principal) middleware.Responder {
if err := getSetBucketRetentionConfigResponse(session, params); err != nil {
return bucketApi.NewSetBucketRetentionConfigDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewSetBucketRetentionConfigOK()
})
// get bucket retention config
api.BucketGetBucketRetentionConfigHandler = bucketApi.GetBucketRetentionConfigHandlerFunc(func(params bucketApi.GetBucketRetentionConfigParams, session *models.Principal) middleware.Responder {
response, err := getBucketRetentionConfigResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketRetentionConfigDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketRetentionConfigOK().WithPayload(response)
})
// get bucket object locking status
api.BucketGetBucketObjectLockingStatusHandler = bucketApi.GetBucketObjectLockingStatusHandlerFunc(func(params bucketApi.GetBucketObjectLockingStatusParams, session *models.Principal) middleware.Responder {
getBucketObjectLockingStatus, err := getBucketObjectLockingResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketObjectLockingStatusDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketObjectLockingStatusOK().WithPayload(getBucketObjectLockingStatus)
})
// get objects rewind for a bucket
api.BucketGetBucketRewindHandler = bucketApi.GetBucketRewindHandlerFunc(func(params bucketApi.GetBucketRewindParams, session *models.Principal) middleware.Responder {
getBucketRewind, err := getBucketRewindResponse(session, params)
if err != nil {
return bucketApi.NewGetBucketRewindDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetBucketRewindOK().WithPayload(getBucketRewind)
})
// get max allowed share link expiration time
api.BucketGetMaxShareLinkExpHandler = bucketApi.GetMaxShareLinkExpHandlerFunc(func(params bucketApi.GetMaxShareLinkExpParams, session *models.Principal) middleware.Responder {
val, err := getMaxShareLinkExpirationResponse(session, params)
if err != nil {
return bucketApi.NewGetMaxShareLinkExpDefault(err.Code).WithPayload(err.APIError)
}
return bucketApi.NewGetMaxShareLinkExpOK().WithPayload(val)
})
}
type VersionState string
const (
VersionEnable VersionState = "enable"
VersionSuspend VersionState = "suspend"
)
// removeBucket deletes a bucket
func doSetVersioning(ctx context.Context, client MCClient, state VersionState, excludePrefix []string, excludeFolders bool) error {
err := client.setVersioning(ctx, string(state), excludePrefix, excludeFolders)
if err != nil {
return err.Cause
}
return nil
}
func setBucketVersioningResponse(session *models.Principal, params bucketApi.SetBucketVersioningParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
bucketName := params.BucketName
s3Client, err := newS3BucketClient(session, bucketName, "", getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a mc S3Client interface implementation
// defining the client to be used
amcClient := mcClient{client: s3Client}
versioningState := VersionSuspend
if params.Body.Enabled {
versioningState = VersionEnable
}
var excludePrefixes []string
if params.Body.ExcludePrefixes != nil {
excludePrefixes = params.Body.ExcludePrefixes
}
excludeFolders := params.Body.ExcludeFolders
if err := doSetVersioning(ctx, amcClient, versioningState, excludePrefixes, excludeFolders); err != nil {
return ErrorWithContext(ctx, fmt.Errorf("error setting versioning for bucket: %s", err))
}
return nil
}
func getBucketReplicationResponse(session *models.Principal, params bucketApi.GetBucketReplicationParams) (*models.BucketReplicationResponse, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
// we will tolerate this call failing
res, err := minioClient.getBucketReplication(ctx, params.BucketName)
if err != nil {
ErrorWithContext(ctx, err)
}
var rules []*models.BucketReplicationRule
for _, rule := range res.Rules {
repDelMarkerStatus := false
if rule.DeleteMarkerReplication.Status == "enable" {
repDelMarkerStatus = true
}
repDelStatus := false
if rule.DeleteReplication.Status == "enable" {
repDelMarkerStatus = true
}
rules = append(rules, &models.BucketReplicationRule{
DeleteMarkerReplication: repDelMarkerStatus,
DeletesReplication: repDelStatus,
Destination: &models.BucketReplicationDestination{Bucket: rule.Destination.Bucket},
Tags: rule.Tags(),
Prefix: rule.Prefix(),
ID: rule.ID,
Priority: int32(rule.Priority),
Status: string(rule.Status),
StorageClass: rule.Destination.StorageClass,
})
}
// serialize output
bucketRResponse := &models.BucketReplicationResponse{
Rules: rules,
}
return bucketRResponse, nil
}
func getBucketReplicationRuleResponse(session *models.Principal, params bucketApi.GetBucketReplicationRuleParams) (*models.BucketReplicationRule, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
replicationRules, err := minioClient.getBucketReplication(ctx, params.BucketName)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
var foundRule replication.Rule
found := false
for i := range replicationRules.Rules {
if replicationRules.Rules[i].ID == params.RuleID {
foundRule = replicationRules.Rules[i]
found = true
break
}
}
if !found {
return nil, ErrorWithContext(ctx, errors.New("no rule is set with this ID"))
}
repDelMarkerStatus := false
if foundRule.DeleteMarkerReplication.Status == "Enabled" {
repDelMarkerStatus = true
}
repDelStatus := false
if foundRule.DeleteReplication.Status == "Enabled" {
repDelStatus = true
}
existingObjects := false
if foundRule.ExistingObjectReplication.Status == "Enabled" {
existingObjects = true
}
metadataModifications := false
if foundRule.SourceSelectionCriteria.ReplicaModifications.Status == "Enabled" {
metadataModifications = true
}
returnRule := &models.BucketReplicationRule{
DeleteMarkerReplication: repDelMarkerStatus,
DeletesReplication: repDelStatus,
Destination: &models.BucketReplicationDestination{Bucket: foundRule.Destination.Bucket},
Tags: foundRule.Tags(),
Prefix: foundRule.Prefix(),
ID: foundRule.ID,
Priority: int32(foundRule.Priority),
Status: string(foundRule.Status),
StorageClass: foundRule.Destination.StorageClass,
ExistingObjects: existingObjects,
MetadataReplication: metadataModifications,
}
return returnRule, nil
}
func getBucketVersionedResponse(session *models.Principal, params bucketApi.GetBucketVersioningParams) (*models.BucketVersioningResponse, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
// we will tolerate this call failing
res, err := minioClient.getBucketVersioning(ctx, params.BucketName)
if err != nil {
ErrorWithContext(ctx, fmt.Errorf("error versioning bucket: %v", err))
}
excludedPrefixes := make([]*models.BucketVersioningResponseExcludedPrefixesItems0, len(res.ExcludedPrefixes))
for i, v := range res.ExcludedPrefixes {
excludedPrefixes[i] = &models.BucketVersioningResponseExcludedPrefixesItems0{
Prefix: v.Prefix,
}
}
// serialize output
bucketVResponse := &models.BucketVersioningResponse{
ExcludeFolders: res.ExcludeFolders,
ExcludedPrefixes: excludedPrefixes,
MFADelete: res.MFADelete,
Status: res.Status,
}
return bucketVResponse, nil
}
// getAccountBuckets fetches a list of all buckets allowed to that particular client from MinIO Servers
func getAccountBuckets(ctx context.Context, client MinioAdmin) ([]*models.Bucket, error) {
info, err := client.AccountInfo(ctx)
if err != nil {
return []*models.Bucket{}, err
}
bucketInfos := []*models.Bucket{}
for _, bucket := range info.Buckets {
bucketElem := &models.Bucket{
CreationDate: bucket.Created.Format(time.RFC3339),
Details: &models.BucketDetails{
Quota: nil,
},
RwAccess: &models.BucketRwAccess{
Read: bucket.Access.Read,
Write: bucket.Access.Write,
},
Name: swag.String(bucket.Name),
Objects: int64(bucket.Objects),
Size: int64(bucket.Size),
}
if bucket.Details != nil {
if bucket.Details.Tagging != nil {
bucketElem.Details.Tags = bucket.Details.Tagging.ToMap()
}
bucketElem.Details.Locking = bucket.Details.Locking
bucketElem.Details.Replication = bucket.Details.Replication
bucketElem.Details.Versioning = bucket.Details.Versioning
bucketElem.Details.VersioningSuspended = bucket.Details.VersioningSuspended
if bucket.Details.Quota != nil {
bucketElem.Details.Quota = &models.BucketDetailsQuota{
Quota: int64(bucket.Details.Quota.Quota),
Type: string(bucket.Details.Quota.Type),
}
}
}
bucketInfos = append(bucketInfos, bucketElem)
}
return bucketInfos, nil
}
// getListBucketsResponse performs listBuckets() and serializes it to the handler's output
func getListBucketsResponse(session *models.Principal, params bucketApi.ListBucketsParams) (*models.ListBucketsResponse, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mAdmin, err := NewMinioAdminClient(params.HTTPRequest.Context(), session)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
adminClient := AdminClient{Client: mAdmin}
buckets, err := getAccountBuckets(ctx, adminClient)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// serialize output
listBucketsResponse := &models.ListBucketsResponse{
Buckets: buckets,
Total: int64(len(buckets)),
}
return listBucketsResponse, nil
}
// makeBucket creates a bucket for an specific minio client
func makeBucket(ctx context.Context, client MinioClient, bucketName string, objectLocking bool) error {
// creates a new bucket with bucketName with a context to control cancellations and timeouts.
return client.makeBucketWithContext(ctx, bucketName, "", objectLocking)
}
// getMakeBucketResponse performs makeBucket() to create a bucket with its access policy
func getMakeBucketResponse(session *models.Principal, params bucketApi.MakeBucketParams) (*models.MakeBucketsResponse, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
// bucket request needed to proceed
br := params.Body
if br == nil {
return nil, ErrorWithContext(ctx, ErrBucketBodyNotInRequest)
}
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
// if we need retention, then object locking needs to be enabled
if br.Retention != nil {
br.Locking = true
}
if err := makeBucket(ctx, minioClient, *br.Name, br.Locking); err != nil {
return nil, ErrorWithContext(ctx, err)
}
// make sure to delete bucket if an errors occurs after bucket was created
defer func() {
if err != nil {
ErrorWithContext(ctx, fmt.Errorf("error creating bucket: %v", err))
if err := removeBucket(minioClient, *br.Name); err != nil {
ErrorWithContext(ctx, fmt.Errorf("error removing bucket: %v", err))
}
}
}()
versioningEnabled := false
if br.Versioning != nil && br.Versioning.Enabled {
versioningEnabled = true
}
// enable versioning if indicated or retention enabled
if versioningEnabled || br.Retention != nil {
s3Client, err := newS3BucketClient(session, *br.Name, "", getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a mc S3Client interface implementation
// defining the client to be used
amcClient := mcClient{client: s3Client}
excludePrefixes := []string{}
excludeFolders := false
if br.Versioning.ExcludeFolders && !br.Locking {
excludeFolders = true
}
if br.Versioning.ExcludePrefixes != nil && !br.Locking {
excludePrefixes = br.Versioning.ExcludePrefixes
}
if err = doSetVersioning(ctx, amcClient, VersionEnable, excludePrefixes, excludeFolders); err != nil {
return nil, ErrorWithContext(ctx, fmt.Errorf("error setting versioning for bucket: %s", err))
}
}
// if it has support for
if br.Quota != nil && br.Quota.Enabled != nil && *br.Quota.Enabled {
mAdmin, err := NewMinioAdminClient(params.HTTPRequest.Context(), session)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
adminClient := AdminClient{Client: mAdmin}
// we will tolerate this call failing
if err := setBucketQuota(ctx, &adminClient, br.Name, br.Quota); err != nil {
ErrorWithContext(ctx, fmt.Errorf("error versioning bucket: %v", err))
}
}
// Set Bucket Retention Configuration if defined
if br.Retention != nil {
err = setBucketRetentionConfig(ctx, minioClient, *br.Name, *br.Retention.Mode, *br.Retention.Unit, br.Retention.Validity)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
}
return &models.MakeBucketsResponse{BucketName: *br.Name}, nil
}
// setBucketAccessPolicy set the access permissions on an existing bucket.
func setBucketAccessPolicy(ctx context.Context, client MinioClient, bucketName string, access models.BucketAccess, policyDefinition string) error {
if strings.TrimSpace(bucketName) == "" {
return fmt.Errorf("error: bucket name not present")
}
if strings.TrimSpace(string(access)) == "" {
return fmt.Errorf("error: bucket access not present")
}
// Prepare policyJSON corresponding to the access type
if access != models.BucketAccessPRIVATE && access != models.BucketAccessPUBLIC && access != models.BucketAccessCUSTOM {
return fmt.Errorf("access: `%s` not supported", access)
}
bucketAccessPolicy := policy.BucketAccessPolicy{Version: minioIAMPolicy.DefaultVersion}
if access == models.BucketAccessCUSTOM {
err := client.setBucketPolicyWithContext(ctx, bucketName, policyDefinition)
if err != nil {
return err
}
return nil
}
bucketPolicy := consoleAccess2policyAccess(access)
bucketAccessPolicy.Statements = policy.SetPolicy(bucketAccessPolicy.Statements,
bucketPolicy, bucketName, "")
policyJSON, err := json.Marshal(bucketAccessPolicy)
if err != nil {
return err
}
return client.setBucketPolicyWithContext(ctx, bucketName, string(policyJSON))
}
// getBucketSetPolicyResponse calls setBucketAccessPolicy() to set a access policy to a bucket
// and returns the serialized output.
func getBucketSetPolicyResponse(session *models.Principal, params bucketApi.BucketSetPolicyParams) (*models.Bucket, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
// get updated bucket details and return it
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
mAdmin, err := NewMinioAdminClient(params.HTTPRequest.Context(), session)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
adminClient := AdminClient{Client: mAdmin}
bucketName := params.Name
req := params.Body
if err := setBucketAccessPolicy(ctx, minioClient, bucketName, *req.Access, req.Definition); err != nil {
return nil, ErrorWithContext(ctx, err)
}
// set bucket access policy
bucket, err := getBucketInfo(ctx, minioClient, adminClient, bucketName)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
return bucket, nil
}
// putBucketTags sets tags for a bucket
func getPutBucketTagsResponse(session *models.Principal, params bucketApi.PutBucketTagsParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
req := params.Body
bucketName := params.BucketName
newTagSet, err := tags.NewTags(req.Tags, true)
if err != nil {
return ErrorWithContext(ctx, err)
}
err = minioClient.SetBucketTagging(ctx, bucketName, newTagSet)
if err != nil {
return ErrorWithContext(ctx, err)
}
return nil
}
// removeBucket deletes a bucket
func removeBucket(client MinioClient, bucketName string) error {
return client.removeBucket(context.Background(), bucketName)
}
// getDeleteBucketResponse performs removeBucket() to delete a bucket
func getDeleteBucketResponse(session *models.Principal, params bucketApi.DeleteBucketParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
if params.Name == "" {
return ErrorWithContext(ctx, ErrBucketNameNotInRequest)
}
bucketName := params.Name
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
if err := removeBucket(minioClient, bucketName); err != nil {
resp := ErrorWithContext(ctx, err)
errResp := minio.ToErrorResponse(err)
if errResp.Code == "NoSuchBucket" {
resp.Code = 404
}
return resp
}
return nil
}
// getBucketInfo return bucket information including name, policy access, size and creation date
func getBucketInfo(ctx context.Context, client MinioClient, adminClient MinioAdmin, bucketName string) (*models.Bucket, error) {
var bucketAccess models.BucketAccess
policyStr, err := client.getBucketPolicy(context.Background(), bucketName)
if err != nil {
// we can tolerate this errors
ErrorWithContext(ctx, fmt.Errorf("error getting bucket policy: %v", err))
}
if policyStr == "" {
bucketAccess = models.BucketAccessPRIVATE
} else {
var p policy.BucketAccessPolicy
if err = json.Unmarshal([]byte(policyStr), &p); err != nil {
return nil, err
}
policyAccess := policy.GetPolicy(p.Statements, bucketName, "")
if len(p.Statements) > 0 && policyAccess == policy.BucketPolicyNone {
bucketAccess = models.BucketAccessCUSTOM
} else {
bucketAccess = policyAccess2consoleAccess(policyAccess)
}
}
bucketTags, err := client.GetBucketTagging(ctx, bucketName)
if err != nil {
// we can tolerate this errors
ErrorWithContext(ctx, fmt.Errorf("error getting bucket tags: %v", err))
}
bucketDetails := &models.BucketDetails{}
if bucketTags != nil {
bucketDetails.Tags = bucketTags.ToMap()
}
info, err := adminClient.AccountInfo(ctx)
if err != nil {
return nil, err
}
var bucketInfo madmin.BucketAccessInfo
for _, bucket := range info.Buckets {
if bucket.Name == bucketName {
bucketInfo = bucket
}
}
return &models.Bucket{
Name: &bucketName,
Access: &bucketAccess,
Definition: policyStr,
CreationDate: bucketInfo.Created.Format(time.RFC3339),
Size: int64(bucketInfo.Size),
Details: bucketDetails,
Objects: int64(bucketInfo.Objects),
}, nil
}
// getBucketInfoResponse calls getBucketInfo() to get the bucket's info
func getBucketInfoResponse(session *models.Principal, params bucketApi.BucketInfoParams) (*models.Bucket, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
mAdmin, err := NewMinioAdminClient(params.HTTPRequest.Context(), session)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
adminClient := AdminClient{Client: mAdmin}
bucket, err := getBucketInfo(ctx, minioClient, adminClient, params.Name)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
return bucket, nil
}
// policyAccess2consoleAccess gets the equivalent of policy.BucketPolicy to models.BucketAccess
func policyAccess2consoleAccess(bucketPolicy policy.BucketPolicy) (bucketAccess models.BucketAccess) {
switch bucketPolicy {
case policy.BucketPolicyReadWrite:
bucketAccess = models.BucketAccessPUBLIC
case policy.BucketPolicyNone:
bucketAccess = models.BucketAccessPRIVATE
default:
bucketAccess = models.BucketAccessCUSTOM
}
return bucketAccess
}
// consoleAccess2policyAccess gets the equivalent of models.BucketAccess to policy.BucketPolicy
func consoleAccess2policyAccess(bucketAccess models.BucketAccess) (bucketPolicy policy.BucketPolicy) {
switch bucketAccess {
case models.BucketAccessPUBLIC:
bucketPolicy = policy.BucketPolicyReadWrite
case models.BucketAccessPRIVATE:
bucketPolicy = policy.BucketPolicyNone
}
return bucketPolicy
}
// enableBucketEncryption will enable bucket encryption based on two encryption algorithms, sse-s3 (server side encryption with external KMS) or sse-kms (aws s3 kms key)
func enableBucketEncryption(ctx context.Context, client MinioClient, bucketName string, encryptionType models.BucketEncryptionType, kmsKeyID string) error {
var config *sse.Configuration
switch encryptionType {
case models.BucketEncryptionTypeSseDashKms:
config = sse.NewConfigurationSSEKMS(kmsKeyID)
case models.BucketEncryptionTypeSseDashS3:
config = sse.NewConfigurationSSES3()
default:
return ErrInvalidEncryptionAlgorithm
}
return client.setBucketEncryption(ctx, bucketName, config)
}
// enableBucketEncryptionResponse calls enableBucketEncryption() to create new encryption configuration for provided bucket name
func enableBucketEncryptionResponse(session *models.Principal, params bucketApi.EnableBucketEncryptionParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
if err := enableBucketEncryption(ctx, minioClient, params.BucketName, *params.Body.EncType, params.Body.KmsKeyID); err != nil {
return ErrorWithContext(ctx, err)
}
return nil
}
// disableBucketEncryption will disable bucket for the provided bucket name
func disableBucketEncryption(ctx context.Context, client MinioClient, bucketName string) error {
return client.removeBucketEncryption(ctx, bucketName)
}
// disableBucketEncryptionResponse calls disableBucketEncryption()
func disableBucketEncryptionResponse(session *models.Principal, params bucketApi.DisableBucketEncryptionParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
if err := disableBucketEncryption(ctx, minioClient, params.BucketName); err != nil {
return ErrorWithContext(ctx, err)
}
return nil
}
func getBucketEncryptionInfo(ctx context.Context, client MinioClient, bucketName string) (*models.BucketEncryptionInfo, error) {
bucketInfo, err := client.getBucketEncryption(ctx, bucketName)
if err != nil {
return nil, err
}
if len(bucketInfo.Rules) == 0 {
return nil, ErrDefault
}
return &models.BucketEncryptionInfo{Algorithm: bucketInfo.Rules[0].Apply.SSEAlgorithm, KmsMasterKeyID: bucketInfo.Rules[0].Apply.KmsMasterKeyID}, nil
}
func getBucketEncryptionInfoResponse(session *models.Principal, params bucketApi.GetBucketEncryptionInfoParams) (*models.BucketEncryptionInfo, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
bucketInfo, err := getBucketEncryptionInfo(ctx, minioClient, params.BucketName)
if err != nil {
return nil, ErrorWithContext(ctx, ErrSSENotConfigured, err)
}
return bucketInfo, nil
}
// setBucketRetentionConfig sets object lock configuration on a bucket
func setBucketRetentionConfig(ctx context.Context, client MinioClient, bucketName string, mode models.ObjectRetentionMode, unit models.ObjectRetentionUnit, validity *int32) error {
if validity == nil {
return errors.New("retention validity can't be nil")
}
var retentionMode minio.RetentionMode
switch mode {
case models.ObjectRetentionModeGovernance:
retentionMode = minio.Governance
case models.ObjectRetentionModeCompliance:
retentionMode = minio.Compliance
default:
return errors.New("invalid retention mode")
}
var retentionUnit minio.ValidityUnit
switch unit {
case models.ObjectRetentionUnitDays:
retentionUnit = minio.Days
case models.ObjectRetentionUnitYears:
retentionUnit = minio.Years
default:
return errors.New("invalid retention unit")
}
retentionValidity := uint(*validity)
return client.setObjectLockConfig(ctx, bucketName, &retentionMode, &retentionValidity, &retentionUnit)
}
func getSetBucketRetentionConfigResponse(session *models.Principal, params bucketApi.SetBucketRetentionConfigParams) *CodedAPIError {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
err = setBucketRetentionConfig(ctx, minioClient, params.BucketName, *params.Body.Mode, *params.Body.Unit, params.Body.Validity)
if err != nil {
return ErrorWithContext(ctx, err)
}
return nil
}
func getBucketRetentionConfig(ctx context.Context, client MinioClient, bucketName string) (*models.GetBucketRetentionConfig, error) {
m, v, u, err := client.getBucketObjectLockConfig(ctx, bucketName)
if err != nil {
errResp := minio.ToErrorResponse(probe.NewError(err).ToGoError())
if errResp.Code == "ObjectLockConfigurationNotFoundError" {
return &models.GetBucketRetentionConfig{}, nil
}
return nil, err
}
// These values can be empty when all are empty, it means
// object was created with object locking enabled but
// does not have any default object locking configuration.
if m == nil && v == nil && u == nil {
return &models.GetBucketRetentionConfig{}, nil
}
var mode models.ObjectRetentionMode
var unit models.ObjectRetentionUnit
if m != nil {
switch *m {
case minio.Governance:
mode = models.ObjectRetentionModeGovernance
case minio.Compliance:
mode = models.ObjectRetentionModeCompliance
default:
return nil, errors.New("invalid retention mode")
}
}
if u != nil {
switch *u {
case minio.Days:
unit = models.ObjectRetentionUnitDays
case minio.Years:
unit = models.ObjectRetentionUnitYears
default:
return nil, errors.New("invalid retention unit")
}
}
var validity int32
if v != nil {
validity = int32(*v)
}
config := &models.GetBucketRetentionConfig{
Mode: mode,
Unit: unit,
Validity: validity,
}
return config, nil
}
func getBucketRetentionConfigResponse(session *models.Principal, params bucketApi.GetBucketRetentionConfigParams) (*models.GetBucketRetentionConfig, *CodedAPIError) {
ctx, cancel := context.WithCancel(params.HTTPRequest.Context())
defer cancel()
bucketName := params.BucketName
mClient, err := newMinioClient(session, getClientIP(params.HTTPRequest))
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
// create a minioClient interface implementation
// defining the client to be used
minioClient := minioClient{client: mClient}
config, err := getBucketRetentionConfig(ctx, minioClient, bucketName)
if err != nil {
return nil, ErrorWithContext(ctx, err)
}
return config, nil
}
func getBucketObjectLockingResponse(session *models.Principal, params bucketApi.GetBucketObjectLockingStatusParams) (*models.BucketObLockingResponse, *CodedAPIError) {