cddc684559
There is no way to see if a node encountered an error when trying to set a new config set, this commit adds a bool errSet field.
125 lines
3 KiB
Go
125 lines
3 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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"io"
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"io/ioutil"
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"net/http"
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"net/url"
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)
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const (
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configQueryParam = "config"
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)
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// NodeSummary - represents the result of an operation part of
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// set-config on a node.
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type NodeSummary struct {
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Name string `json:"name"`
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ErrSet bool `json:"errSet"`
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ErrMsg string `json:"errMsg"`
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}
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// SetConfigResult - represents detailed results of a set-config
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// operation.
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type SetConfigResult struct {
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NodeResults []NodeSummary `json:"nodeResults"`
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Status bool `json:"status"`
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}
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// GetConfig - returns the config.json of a minio setup.
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func (adm *AdminClient) GetConfig() ([]byte, error) {
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queryVal := make(url.Values)
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queryVal.Set(configQueryParam, "")
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hdrs := make(http.Header)
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hdrs.Set(minioAdminOpHeader, "get")
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reqData := requestData{
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queryValues: queryVal,
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customHeaders: hdrs,
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}
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// Execute GET on /?config to get config of a setup.
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resp, err := adm.executeMethod("GET", reqData)
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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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// Return the JSON marshalled bytes to user.
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return ioutil.ReadAll(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) (SetConfigResult, error) {
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queryVal := url.Values{}
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queryVal.Set(configQueryParam, "")
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// Set x-minio-operation to set.
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hdrs := make(http.Header)
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hdrs.Set(minioAdminOpHeader, "set")
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// Read config bytes to calculate MD5, SHA256 and content length.
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configBytes, err := ioutil.ReadAll(config)
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if err != nil {
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return SetConfigResult{}, err
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}
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reqData := requestData{
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queryValues: queryVal,
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customHeaders: hdrs,
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contentBody: bytes.NewReader(configBytes),
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contentMD5Bytes: sumMD5(configBytes),
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contentSHA256Bytes: sum256(configBytes),
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}
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// Execute PUT on /?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 SetConfigResult{}, err
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}
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if resp.StatusCode != http.StatusOK {
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return SetConfigResult{}, httpRespToErrorResponse(resp)
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}
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var result SetConfigResult
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jsonBytes, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return SetConfigResult{}, err
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}
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err = json.Unmarshal(jsonBytes, &result)
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if err != nil {
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return SetConfigResult{}, err
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}
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return result, nil
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}
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