mirror of
https://github.com/minio/minio.git
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106 lines
2.7 KiB
Go
106 lines
2.7 KiB
Go
/*
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* MinIO Cloud Storage, (C) 2017 MinIO, Inc.
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*
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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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*/
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package madmin
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import (
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"bytes"
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"encoding/json"
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"errors"
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"io"
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"net/http"
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"github.com/minio/minio/pkg/quick"
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)
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// GetConfig - returns the config.json of a minio setup, incoming data is encrypted.
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func (adm *AdminClient) GetConfig() ([]byte, error) {
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// Execute GET on /minio/admin/v1/config to get config of a setup.
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resp, err := adm.executeMethod("GET",
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requestData{relPath: "/v1/config"})
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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)
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}
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defer closeResponse(resp)
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return DecryptData(adm.secretAccessKey, resp.Body)
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}
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// SetConfig - set config supplied as config.json for the setup.
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func (adm *AdminClient) SetConfig(config io.Reader) (err error) {
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const maxConfigJSONSize = 256 * 1024 // 256KiB
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// Read configuration bytes
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configBuf := make([]byte, maxConfigJSONSize+1)
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n, err := io.ReadFull(config, configBuf)
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if err == nil {
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return bytes.ErrTooLarge
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}
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if err != io.ErrUnexpectedEOF {
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return err
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}
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configBytes := configBuf[:n]
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type configVersion struct {
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Version string `json:"version,omitempty"`
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}
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var cfg configVersion
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// Check if read data is in json format
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if err = json.Unmarshal(configBytes, &cfg); err != nil {
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return errors.New("Invalid JSON format: " + err.Error())
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}
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// Check if the provided json file has "version" key set
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if cfg.Version == "" {
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return errors.New("Missing or unset \"version\" key in json file")
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}
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// Validate there are no duplicate keys in the JSON
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if err = quick.CheckDuplicateKeys(string(configBytes)); err != nil {
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return errors.New("Duplicate key in json file: " + err.Error())
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}
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econfigBytes, err := EncryptData(adm.secretAccessKey, configBytes)
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if err != nil {
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return err
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}
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reqData := requestData{
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relPath: "/v1/config",
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content: econfigBytes,
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}
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// Execute PUT on /minio/admin/v1/config to set config.
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resp, err := adm.executeMethod("PUT", reqData)
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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)
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}
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return nil
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}
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