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1. 申请应用​

  • 创建新项目

进入 Google 开发者中心，创建项目

Google创建项目页面

  • 创建凭据

Google创建凭据页面

创建凭据时选择 OAuth client ID

Google创建凭据选择OAuth

必须先配置应用接受认证的界面，根据提示进行操作

Google同意配置屏幕

  • 选择 User Type 为 External

Google 选用户类型

填入对应的信息后完成。

Google OAuth屏幕

  • 创建 WEB 应用

再次访问 "凭据" - "创建凭据" - "OAuth 客户端 ID"，选择"Web 应用"，然后按照提示填入内容

Google OAuth 创建WEB应用

保存信息后，会弹出密钥和 ID

Google OAuth Client ID

记录以下三个信息:

  • Client ID
  • Client Secret
  • Authorized redirect URIs
warning

重要提示

Client secrets 可保护你应用程序的安全，因此请确保其不会泄露！也不要与任何人共享你的Client secrets！！！

2. 集成 GAuth​

  • 安装 GAuth
go get github.com/LeoInnovateLab/gauth
  • 导入注册
import (
  _ "github.com/LeoInnovateLab/gauth/register"
)
  • 创建 AuthRequest
authRequest, err := gauth.New().
		Source("google").
		ClientId("your_client_id").
		ClientSecret("your_client_secret").
		RedirectUrl("your_callback_url").
		Build()
  • 生成授权 URL
authorizeUrl, err := authRequest.Authorize(utils.CreateState())

可以用这个authorizeUrl重定向跳转

3. 授权​

授权结果

{
  "data": {
    "uid": "1141681479691234214",
    "username": "[email protected]",
    "nickname": "Leo",
    "avatar": "https://lh3.googleusercontent.com/a/ACg8ocKXtNIpsOKHCoJvFIjAHZU3U76vTcD8CMt2K9LQBh-5Y6pZq-Ui=s96-c",
    "blog": "",
    "company": "",
    "location": "en",
    "email": "[email protected]",
    "remark": "",
    "gender": -1,
    "source": "google",
    "token": {
      "access_token": "ya29.a0AXooCgvThY6MU0w68CfESXcmKt-xxxxxxxxxxx",
      "expire_in": 3598,
      "refresh_token": "",
      "refresh_token_expire_in": 0,
      "uid": "",
      "open_id": "",
      "access_code": "",
      "union_id": "",
      "scope": "https://www.googleapis.com/auth/userinfo.email https://www.googleapis.com/auth/userinfo.profile openid",
      "token_type": "Bearer",
      "id_token": "eyJhbGciOiJSUzI1NiIsImtpZCIasdfzZTU1ODExMWM3YzdhNzVjNWI2NTEzNGQyMmY2M2VlMDA2ZDAiLCJ0eXAiOiJKV1QifQ.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.O2Y0-c4tUcTxW7ay2BkT3L4YI2qy0p9s1J79DXWeiWRS3GtI8PzmYHLc-_QN8Dr49ggPE_mHIL1VdJ7C4U0FxhNEJLbg4KJJIODcdNj09D2llMou8TIc7krPihHeNPU_3Mj-Fs3VS36YIo4Gcked83wXaWOZpeV8QZvvUA37Gqm14dzQ076Y-sOZH2bOhjUkEWP6-4Ymx5cbSwgHtUuuYkjCRvb_Ase9eHTk-3_KczJzT-HzP5uHk-0E8YFwAJhztmDZWA64F8Og-iorsGd524GApX3aSDFzWiBKt0uDbBZ4F5XZFClnTp7DZdzeVkA07-uD9CoXRRBH6adsfas",
      "mac_algorithm": "",
      "mac_key": "",
      "code": "",
      "snapshot_user": false,
      "oauth_token": "",
      "oauth_token_secret": "",
      "user_id": "",
      "screen_name": "",
      "oauth_callback_confirmed": null
    },
    "raw_user_info": "{\n  \"sub\": \"1141681479691234214\",\n  \"name\": \"Leo\",\n  \"given_name\": \"Leo\",\n  \"family_name\": \"test\",\n  \"picture\": \"https://lh3.googleusercontent.com/a/ACg8ocKXtNIpsOKHCoJvFIjAHZU3U76vTcD8CMt2K9LQBh-5Y6pZq-Ui\\u003ds96-c\",\n  \"email\": \"[email protected]\",\n  \"email_verified\": true,\n  \"locale\": \"en\"\n}",
    "snapshot_user": false
  }
}

Demo​

推荐使用 GAuth Demo 进行测试.

  • 将申请的App Id和App secrets填入.env.demo

  • 启动项目，访问 http://localhost:8080/

Demo