142 lines
3.9 KiB
Go
142 lines
3.9 KiB
Go
/*
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* Minio Cloud Storage, (C) 2016, 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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"encoding/xml"
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"errors"
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"io/ioutil"
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"net/http"
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"net/url"
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"time"
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)
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// ServiceStatusMetadata - contains the response of service status API
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type ServiceStatusMetadata struct {
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Uptime time.Duration `json:"uptime"`
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}
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// ServiceStatus - Connect to a minio server and call Service Status Management API
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// to fetch server's storage information represented by ServiceStatusMetadata structure
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func (adm *AdminClient) ServiceStatus() (ServiceStatusMetadata, error) {
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// Prepare web service request
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reqData := requestData{}
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reqData.queryValues = make(url.Values)
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reqData.queryValues.Set("service", "")
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reqData.customHeaders = make(http.Header)
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reqData.customHeaders.Set(minioAdminOpHeader, "status")
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// Execute GET on bucket to list objects.
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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 ServiceStatusMetadata{}, err
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}
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// Check response http status code
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if resp.StatusCode != http.StatusOK {
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return ServiceStatusMetadata{}, httpRespToErrorResponse(resp)
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}
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// Unmarshal the server's json response
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var serviceStatus ServiceStatusMetadata
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respBytes, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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return ServiceStatusMetadata{}, err
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}
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err = json.Unmarshal(respBytes, &serviceStatus)
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if err != nil {
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return ServiceStatusMetadata{}, err
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}
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return serviceStatus, nil
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}
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// ServiceRestart - Call Service Restart API to restart a specified Minio server
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func (adm *AdminClient) ServiceRestart() error {
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//
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reqData := requestData{}
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reqData.queryValues = make(url.Values)
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reqData.queryValues.Set("service", "")
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reqData.customHeaders = make(http.Header)
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reqData.customHeaders.Set(minioAdminOpHeader, "restart")
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// Execute GET on bucket to list objects.
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resp, err := adm.executeMethod("POST", 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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// setCredsReq - xml to send to the server to set new credentials
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type setCredsReq struct {
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Username string `xml:"username"`
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Password string `xml:"password"`
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}
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// ServiceSetCredentials - Call Service Set Credentials API to set new access and secret keys in the specified Minio server
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func (adm *AdminClient) ServiceSetCredentials(access, secret string) error {
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// Disallow sending with the server if the connection is not secure
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if !adm.secure {
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return errors.New("setting new credentials requires HTTPS connection to the server")
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}
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// Setup new request
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reqData := requestData{}
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reqData.queryValues = make(url.Values)
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reqData.queryValues.Set("service", "")
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reqData.customHeaders = make(http.Header)
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reqData.customHeaders.Set(minioAdminOpHeader, "set-credentials")
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// Setup request's body
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body, err := xml.Marshal(setCredsReq{Username: access, Password: secret})
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if err != nil {
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return err
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}
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reqData.contentBody = bytes.NewReader(body)
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reqData.contentLength = int64(len(body))
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reqData.contentMD5Bytes = sumMD5(body)
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reqData.contentSHA256Bytes = sum256(body)
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// Execute GET on bucket to list objects.
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resp, err := adm.executeMethod("POST", 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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// Return error to the caller if http response code is different from 200
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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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