minio/pkg/madmin/config-commands.go
Harshavardhana ee4a6a823d Migrate config to KV data format (#8392)
- adding oauth support to MinIO browser (#8400) by @kanagaraj
- supports multi-line get/set/del for all config fields
- add support for comments, allow toggle
- add extensive validation of config before saving
- support MinIO browser to support proper claims, using STS tokens
- env support for all config parameters, legacy envs are also
  supported with all documentation now pointing to latest ENVs
- preserve accessKey/secretKey from FS mode setups
- add history support implements three APIs
  - ClearHistory
  - RestoreHistory
  - ListHistory
- add help command support for each config parameters
- all the bug fixes after migration to KV, and other bug
  fixes encountered during testing.
2019-10-22 22:59:13 -07:00

81 lines
2.0 KiB
Go

/*
* MinIO Cloud Storage, (C) 2017-2019 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 madmin
import (
"bytes"
"io"
"net/http"
)
// GetConfig - returns the config.json of a minio setup, incoming data is encrypted.
func (adm *AdminClient) GetConfig() ([]byte, error) {
// Execute GET on /minio/admin/v2/config to get config of a setup.
resp, err := adm.executeMethod(http.MethodGet,
requestData{relPath: adminAPIPrefix + "/config"})
defer closeResponse(resp)
if err != nil {
return nil, err
}
if resp.StatusCode != http.StatusOK {
return nil, httpRespToErrorResponse(resp)
}
return DecryptData(adm.secretAccessKey, resp.Body)
}
// SetConfig - set config supplied as config.json for the setup.
func (adm *AdminClient) SetConfig(config io.Reader) (err error) {
const maxConfigJSONSize = 256 * 1024 // 256KiB
// Read configuration bytes
configBuf := make([]byte, maxConfigJSONSize+1)
n, err := io.ReadFull(config, configBuf)
if err == nil {
return bytes.ErrTooLarge
}
if err != io.ErrUnexpectedEOF {
return err
}
configBytes := configBuf[:n]
econfigBytes, err := EncryptData(adm.secretAccessKey, configBytes)
if err != nil {
return err
}
reqData := requestData{
relPath: adminAPIPrefix + "/config",
content: econfigBytes,
}
// Execute PUT on /minio/admin/v2/config to set config.
resp, err := adm.executeMethod(http.MethodPut, reqData)
defer closeResponse(resp)
if err != nil {
return err
}
if resp.StatusCode != http.StatusOK {
return httpRespToErrorResponse(resp)
}
return nil
}