現象描述
用戶可以通過 Rest API 設置經典 Linux 虛擬機實例的啟停。在調用該 API 時需要通過 Azure Active Directory(下文簡稱 AAD) 獲取 Token，但是因為中國 Azure 中通過 AAD 的 Application 獲取到的 Token 無法操作經典 API，所以需要通過 Client ID 和管理員的用戶名密碼來獲取 Token。
前提條件
創建一臺 Linux 經典虛擬機。
示例代碼
Java復制
importjava.io.DataOutputStream;importjava.io.File;importjava.io.FileInputStream;importjava.io.IOException;importjava.io.InputStream;importjava.net.URI;importjava.net.URISyntaxException;importjava.net.URL;importjava.security.KeyManagementException;importjava.security.*;importjava.security.KeyStoreException;importjava.security.NoSuchAlgorithmException;importjava.security.UnrecoverableKeyException;importjava.security.cert.X509Certificate;importjava.util.HashMap;importjava.util.Map;importjava.util.Scanner;importjava.util.concurrent.ExecutionException;importjava.util.concurrent.ExecutorService;importjava.util.concurrent.Executors;importjava.util.concurrent.Future;importjavax.net.ssl.*;importjavax.net.ssl.KeyManagerFactory;importjavax.net.ssl.SSLSocketFactory;importjavax.net.ssl.TrustManager;importorg.codehaus.jackson.map.ObjectMapper;//get Access token for Rest APIpublicvoidGetToken(){? ? ExecutorService service = Executors.newFixedThreadPool(1);? ? AuthenticationContext ac =newAuthenticationContext("https://login.chinacloudapi.cn/tenantID",true, service);? ? Future future = ac.acquireToken("https://management.core.chinacloudapi.cn/","1950a258-227b-4e31-a9cf-717495945fc2","username","password",null);? ? AuthenticationResult result = future.get();? ? String token = result.getAccessToken();? ? rest(token);}publicstaticvoidrest(String accessToken)throwsIOException{? ? URL url =newURL(String.format("https://management.core.chinacloudapi.cn/subID/services/hostedservices/{hostedservices}/deployments/{deployments}/roleinstances/{roleinstancesName}/Operations"));? ? HttpsURLConnection conn = (HttpsURLConnection)url.openConnection();? ? conn.setRequestProperty("x-ms-version","2013-06-01");? ? conn.setRequestProperty("Authorization","Bearer "+ accessToken);? ? conn.setRequestProperty("Content-Type","application/xml");//StartRoleString roleInstance =newString("\n"+"StartRoleOperation\n"+"");//ShutdownRoleString roleins =newString(""+"ShutdownRoleOperation"+"StoppedDeallocated"+"");byte[] data = roleInstance.getBytes();? ? conn.setDoOutput(true);? ? conn.setRequestMethod("POST");if(data !=null)? ? {? ? ? ? DataOutputStream requestStream =newDataOutputStream(conn.getOutputStream());? ? ? ? requestStream.write(data);? ? ? ? requestStream.flush();? ? ? ? requestStream.close();? ? }? ? String mess =? conn.getResponseMessage();intcode = conn.getResponseCode();? ? InputStream input = conn.getErrorStream();if(input ==null)? ? input = conn.getInputStream();? ? String response =null;try(Scanner scanner =newScanner(input)) {? ? ? ? scanner.useDelimiter("\\Z");? ? ? ? response = scanner.next();? ? ? ? scanner.close();? ? ? ? input.close();? ? }}
參考鏈接
Virtual Machines (classic) REST API - Start Role
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