135 lines
3.9 KiB
Go
135 lines
3.9 KiB
Go
/*
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* MinIO Go Library for Amazon S3 Compatible Cloud Storage
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* Copyright 2020 MinIO, Inc.
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package minio
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import (
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"bytes"
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"context"
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"encoding/xml"
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"net/http"
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"net/url"
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"github.com/minio/minio-go/v7/pkg/s3utils"
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"github.com/minio/minio-go/v7/pkg/sse"
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)
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// SetBucketEncryption sets the default encryption configuration on an existing bucket.
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func (c *Client) SetBucketEncryption(ctx context.Context, bucketName string, config *sse.Configuration) error {
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// Input validation.
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if err := s3utils.CheckValidBucketName(bucketName); err != nil {
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return err
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}
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if config == nil {
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return errInvalidArgument("configuration cannot be empty")
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}
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buf, err := xml.Marshal(config)
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if err != nil {
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return err
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}
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// Get resources properly escaped and lined up before
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// using them in http request.
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urlValues := make(url.Values)
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urlValues.Set("encryption", "")
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// Content-length is mandatory to set a default encryption configuration
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reqMetadata := requestMetadata{
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bucketName: bucketName,
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queryValues: urlValues,
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contentBody: bytes.NewReader(buf),
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contentLength: int64(len(buf)),
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contentMD5Base64: sumMD5Base64(buf),
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}
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// Execute PUT to upload a new bucket default encryption configuration.
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resp, err := c.executeMethod(ctx, http.MethodPut, reqMetadata)
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defer closeResponse(resp)
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if err != nil {
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return err
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}
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if resp.StatusCode != http.StatusOK {
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return httpRespToErrorResponse(resp, bucketName, "")
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}
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return nil
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}
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// RemoveBucketEncryption removes the default encryption configuration on a bucket with a context to control cancellations and timeouts.
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func (c *Client) RemoveBucketEncryption(ctx context.Context, bucketName string) error {
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// Input validation.
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if err := s3utils.CheckValidBucketName(bucketName); err != nil {
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return err
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}
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// Get resources properly escaped and lined up before
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// using them in http request.
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urlValues := make(url.Values)
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urlValues.Set("encryption", "")
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// DELETE default encryption configuration on a bucket.
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resp, err := c.executeMethod(ctx, http.MethodDelete, requestMetadata{
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bucketName: bucketName,
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queryValues: urlValues,
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contentSHA256Hex: emptySHA256Hex,
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})
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defer closeResponse(resp)
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if err != nil {
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return err
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}
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if resp.StatusCode != http.StatusOK && resp.StatusCode != http.StatusNoContent {
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return httpRespToErrorResponse(resp, bucketName, "")
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}
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return nil
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}
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// GetBucketEncryption gets the default encryption configuration
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// on an existing bucket with a context to control cancellations and timeouts.
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func (c *Client) GetBucketEncryption(ctx context.Context, bucketName string) (*sse.Configuration, error) {
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// Input validation.
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if err := s3utils.CheckValidBucketName(bucketName); err != nil {
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return nil, err
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}
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// Get resources properly escaped and lined up before
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// using them in http request.
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urlValues := make(url.Values)
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urlValues.Set("encryption", "")
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// Execute GET on bucket to get the default encryption configuration.
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resp, err := c.executeMethod(ctx, http.MethodGet, requestMetadata{
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bucketName: bucketName,
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queryValues: urlValues,
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})
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defer closeResponse(resp)
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if err != nil {
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return nil, err
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}
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if resp.StatusCode != http.StatusOK {
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return nil, httpRespToErrorResponse(resp, bucketName, "")
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}
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encryptionConfig := &sse.Configuration{}
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if err = xmlDecoder(resp.Body, encryptionConfig); err != nil {
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return nil, err
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}
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return encryptionConfig, nil
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}
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