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/*
* MinIO Go Library for Amazon S3 Compatible Cloud Storage
* Copyright 2015-2020 MinIO, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package minio
import (
"bytes"
"context"
"encoding/xml"
"net/http"
"github.com/minio/minio-go/v7/pkg/s3utils"
)
// Bucket operations
func (c *Client) makeBucket(ctx context.Context, bucketName string, opts MakeBucketOptions) (err error) {
// Validate the input arguments.
if err := s3utils.CheckValidBucketNameStrict(bucketName); err != nil {
return err
}
err = c.doMakeBucket(ctx, bucketName, opts.Region, opts.ObjectLocking)
if err != nil && (opts.Region == "" || opts.Region == "us-east-1") {
if resp, ok := err.(ErrorResponse); ok && resp.Code == "AuthorizationHeaderMalformed" && resp.Region != "" {
err = c.doMakeBucket(ctx, bucketName, resp.Region, opts.ObjectLocking)
}
}
return err
}
func (c *Client) doMakeBucket(ctx context.Context, bucketName, location string, objectLockEnabled bool) (err error) {
defer func() {
// Save the location into cache on a successful makeBucket response.
if err == nil {
c.bucketLocCache.Set(bucketName, location)
}
}()
// If location is empty, treat is a default region 'us-east-1'.
if location == "" {
location = "us-east-1"
// For custom region clients, default
// to custom region instead not 'us-east-1'.
if c.region != "" {
location = c.region
}
}
// PUT bucket request metadata.
reqMetadata := requestMetadata{
bucketName: bucketName,
bucketLocation: location,
}
if objectLockEnabled {
headers := make(http.Header)
headers.Add("x-amz-bucket-object-lock-enabled", "true")
reqMetadata.customHeader = headers
}
// If location is not 'us-east-1' create bucket location config.
if location != "us-east-1" && location != "" {
createBucketConfig := createBucketConfiguration{}
createBucketConfig.Location = location
var createBucketConfigBytes []byte
createBucketConfigBytes, err = xml.Marshal(createBucketConfig)
if err != nil {
return err
}
reqMetadata.contentMD5Base64 = sumMD5Base64(createBucketConfigBytes)
reqMetadata.contentSHA256Hex = sum256Hex(createBucketConfigBytes)
reqMetadata.contentBody = bytes.NewReader(createBucketConfigBytes)
reqMetadata.contentLength = int64(len(createBucketConfigBytes))
}
// Execute PUT to create a new bucket.
resp, err := c.executeMethod(ctx, http.MethodPut, reqMetadata)
defer closeResponse(resp)
if err != nil {
return err
}
if resp != nil {
if resp.StatusCode != http.StatusOK {
return httpRespToErrorResponse(resp, bucketName, "")
}
}
// Success.
return nil
}
// MakeBucketOptions holds all options to tweak bucket creation
type MakeBucketOptions struct {
// Bucket location
Region string
// Enable object locking
ObjectLocking bool
}
// MakeBucket creates a new bucket with bucketName with a context to control cancellations and timeouts.
//
// Location is an optional argument, by default all buckets are
// created in US Standard Region.
//
// For Amazon S3 for more supported regions - http://docs.aws.amazon.com/general/latest/gr/rande.html
// For Google Cloud Storage for more supported regions - https://cloud.google.com/storage/docs/bucket-locations
func (c *Client) MakeBucket(ctx context.Context, bucketName string, opts MakeBucketOptions) (err error) {
return c.makeBucket(ctx, bucketName, opts)
}
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