We *_*org 7 java google-api google-apps google-api-java-client google-oauth
我正在研究在tomcat上运行的Spring-MVC应用程序,我想在其中使用Google驱动器功能.我尝试在我的本地机器上使用服务帐户,我没有遇到任何问题.但是当我在服务器上上传代码时,浏览器URL不会被打开.然后我想,我不应该使用服务帐户,我应该使用普通的网络应用程序帐户.现在,当我这样做时,我得到一个redirect_uri_mismatch.
我不明白一件事,我在流程中设置重定向URL,在JSON中,为什么它会获得带有随机端口号的redirect_url.如果我更改浏览器URL中的端口号,它可以正常工作.但仍然在服务器上它不会打开浏览器URL,我可以在tomcat日志中看到它,但该死的东西不会打开URL.
以下是我在Google应用中的重定向网址:
http://localhost/authorizeuser
http://localhost:8080/
http://localhost:8080
http://localhost
http://localhost:8080/Callback
https://testserver.net/Callback
http://testserver.net/Callback
http://127.0.0.1
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这是我的client_secret.json:
{"web": {
"client_id": "clientid",
"auth_uri": "https://accounts.google.com/o/oauth2/auth",
"token_uri": "https://accounts.google.com/o/oauth2/token",
"auth_provider_x509_cert_url": "https://www.googleapis.com/oauth2/v1/certs",
"client_email": "clientemailstuff",
"client_x509_cert_url": "certurlstuff",
"client_secret": "itsasecret",
"redirect_uris": ["http://localhost:8080/","http://localhost:8080"],
"javascript_origins": ["https://testserver.net", "http://testserver.net","http://localhost:8080"]
}}
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以下是我要验证的代码:
@Override
public Credential authorize() throws IOException {
InputStream in =
DriveQuickstartImpl.class.getResourceAsStream("/client_secret.json");
GoogleClientSecrets clientSecrets =
GoogleClientSecrets.load(JSON_FACTORY, new InputStreamReader(in));
GoogleAuthorizationCodeFlow flow =
new GoogleAuthorizationCodeFlow.Builder(
HTTP_TRANSPORT, JSON_FACTORY, clientSecrets, SCOPES)
.setDataStoreFactory(DATA_STORE_FACTORY)
.setAccessType("offline")
.build();
flow.newAuthorizationUrl().setState("xyz").setRedirectUri("http://localhost:8080/Callback");
Credential credential = new AuthorizationCodeInstalledApp(
flow, new LocalServerReceiver()).authorize("user");
if(credential!=null && credential.getRefreshToken() != null){
storeCredentials(credential);
}
return credential;
}
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当我设置重定向网址时,这主要让我感到沮丧,而且它被忽略了,为什么在服务器上部署应用程序时,浏览器选项卡不会被打开.
更新 Spring问题也已修复,以下代码可用于tomcat或其他服务器上的GoogleDrive授权.
@Service
@Transactional
public class GoogleAuthorization{
@Autowired
private DriveQuickstart driveQuickstart;
private static final String APPLICATION_NAME ="APPNAME";
private static final java.io.File DATA_STORE_DIR = new java.io.File(
"/home/deploy/store");
private static FileDataStoreFactory DATA_STORE_FACTORY;
private static final JsonFactory JSON_FACTORY =
JacksonFactory.getDefaultInstance();
private static HttpTransport HTTP_TRANSPORT;
private static final List<String> SCOPES =
Arrays.asList(DriveScopes.DRIVE);
private static final String clientid = "clientid";
private static final String clientsecret = "clientsecret";
private static final String CALLBACK_URI = "http://localhost:8080/getgooglelogin";
private String stateToken;
private final GoogleAuthorizationCodeFlow flow;
public GoogleAuthorization(){
try {
HTTP_TRANSPORT = GoogleNetHttpTransport.newTrustedTransport();
DATA_STORE_FACTORY = new FileDataStoreFactory(DATA_STORE_DIR);
} catch (GeneralSecurityException | IOException e) {
e.printStackTrace();
}
flow = new GoogleAuthorizationCodeFlow.Builder(HTTP_TRANSPORT,
JSON_FACTORY, clientid, clientsecret, SCOPES).setAccessType("offline").setApprovalPrompt("force").build();
generateStateToken();
}
/**
* Builds a login URL based on client ID, secret, callback URI, and scope
*/
public String buildLoginUrl() {
final GoogleAuthorizationCodeRequestUrl url = flow.newAuthorizationUrl();
return url.setRedirectUri(CALLBACK_URI).setState(stateToken).build();
}
/**
* Generates a secure state token
*/
private void generateStateToken(){
SecureRandom sr1 = new SecureRandom();
stateToken = "google;"+sr1.nextInt();
}
/**s
* Accessor for state token
*/
public String getStateToken(){
return stateToken;
}
/**
* Expects an Authentication Code, and makes an authenticated request for the user's profile information
* * @param authCode authentication code provided by google
*/
public void saveCredentials(final String authCode) throws IOException {
GoogleTokenResponse response = flow.newTokenRequest(authCode).setRedirectUri(CALLBACK_URI).execute();
Credential credential = flow.createAndStoreCredential(response, null);
System.out.println(" Credential access token is "+credential.getAccessToken());
System.out.println("Credential refresh token is "+credential.getRefreshToken());
// The line below gives me a NPE.
this.driveQuickstart.storeCredentials(credential);
}
}
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控制器方法:
@RequestMapping(value = "/getgooglelogin")
public String getGoogleLogin(HttpServletRequest request, HttpServletResponse response, HttpSession session,Model model) {
// Below guy should be autowired if you want to use Spring.
GoogleAuthorization helper = new GoogleAuthorization();
if (request.getParameter("code") == null
|| request.getParameter("state") == null) {
model.addAttribute("URL", helper.buildLoginUrl());
session.setAttribute("state", helper.getStateToken());
} else if (request.getParameter("code") != null && request.getParameter("state") != null && request.getParameter("state").equals(session.getAttribute("state"))) {
session.removeAttribute("state");
try {
helper.saveCredentials(request.getParameter("code"));
return "redirect:/dashboard";
} catch (IOException e) {
e.printStackTrace();
}
}
return "newjsp";
}
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newjsp只有一个点击URL的按钮.
具体来说,您获得随机端口是因为您使用的是LocalServerReceiver,它在空闲端口上启动一个 jetty 实例以接收身份验证代码。
在更高的层面上,看起来您正在开发一个Web 服务器应用程序,但您正在尝试使用 Google OAuth,就好像它是一个已安装的应用程序一样。如果您确实正在制作 Web 服务器应用程序,则应该在回调 URL 中使用服务器的主机名而不是 localhost,为最终用户提供一个链接以使用flow.newAuthorizationUrl()进行身份验证,并让您的回调使用以下方式获取令牌flow.newTokenRequest(String)。另请确保您在控制台中创建的客户端 ID属于 Web 应用程序类型,否则您将收到 redirect_uri_mismatch 错误。可以在此处找到有关如何执行此操作的完整工作示例。
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