Spring Cloud Security 为构建安全的SpringBoot应用提供了一系列解决方案,结合Oauth2可以实现单点登录功能,本文将对其单点登录用法进行详细介绍。
单点登录(Single Sign On)指的是当有多个系统需要登录时,用户只需登录一个系统,就可以访问其他需要登录的系统而无需登录。
这里我们创建一个oauth2-client服务作为需要登录的客户端服务,使用上一节中的oauth2-jwt-server服务作为认证服务,当我们在oauth2-jwt-server服务上登录以后,就可以直接访问oauth2-client需要登录的接口,来演示下单点登录功能。
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-oauth2</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.cloud</groupId>
<artifactId>spring-cloud-starter-security</artifactId>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>io.jsonwebtoken</groupId>
<artifactId>jjwt</artifactId>
<version>0.9.0</version>
</dependency>
server:
port: 9501
servlet:
session:
cookie:
name: OAUTH2-CLIENT-SESSIONID #防止Cookie冲突,冲突会导致登录验证不通过
oauth2-server-url: http://localhost:9401
spring:
application:
name: oauth2-client
security:
oauth2: #与oauth2-server对应的配置
client:
client-id: admin
client-secret: admin123456
user-authorization-uri: ${oauth2-server-url}/oauth/authorize
access-token-uri: ${oauth2-server-url}/oauth/token
resource:
jwt:
key-uri: ${oauth2-server-url}/oauth/token_key
@EnableOAuth2Sso
@SpringBootApplication
public class Oauth2ClientApplication {
public static void main(String[] args) {
SpringApplication.run(Oauth2ClientApplication.class, args);
}
}
/**
* Created by macro on 2019/9/30.
*/
@RestController
@RequestMapping("/user")
public class UserController {
@GetMapping("/getCurrentUser")
public Object getCurrentUser(Authentication authentication) {
return authentication;
}
}
修改oauth2-jwt-server模块中的AuthorizationServerConfig类,将绑定的跳转路径为http://localhost:9501/login,并添加获取秘钥时的身份认证。
/**
* 认证服务器配置
* Created by macro on 2019/9/30.
*/
@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {
//以上省略一堆代码...
@Override
public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
clients.inMemory()
.withClient("admin")
.secret(passwordEncoder.encode("admin123456"))
.accessTokenValiditySeconds(3600)
.refreshTokenValiditySeconds(864000)
// .redirectUris("http://www.baidu.com")
.redirectUris("http://localhost:9501/login") //单点登录时配置
.scopes("all")
.authorizedGrantTypes("authorization_code","password","refresh_token");
}
@Override
public void configure(AuthorizationServerSecurityConfigurer security) {
security.tokenKeyAccess("isAuthenticated()"); // 获取密钥需要身份认证,使用单点登录时必须配置
}
}
autoApprove(true)
配置:/**
* 认证服务器配置
* Created by macro on 2019/9/30.
*/
@Configuration
@EnableAuthorizationServer
public class AuthorizationServerConfig extends AuthorizationServerConfigurerAdapter {
//以上省略一堆代码...
@Override
public void configure(ClientDetailsServiceConfigurer clients) throws Exception {
clients.inMemory()
.withClient("admin")
.secret(passwordEncoder.encode("admin123456"))
.accessTokenValiditySeconds(3600)
.refreshTokenValiditySeconds(864000)
// .redirectUris("http://www.baidu.com")
.redirectUris("http://localhost:9501/login") //单点登录时配置
.autoApprove(true) //自动授权配置
.scopes("all")
.authorizedGrantTypes("authorization_code","password","refresh_token");
}
}
这里我们使用Postman来演示下如何使用正确的方式调用需要登录的客户端接口。
{
"authorities": [
{
"authority": "admin"
}
],
"details": {
"remoteAddress": "0:0:0:0:0:0:0:1",
"sessionId": "63BB793E35383B2FFC608333B3BF4988",
"tokenValue": "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VyX25hbWUiOiJtYWNybyIsInNjb3BlIjpbImFsbCJdLCJleHAiOjE1NzI2OTAxNzUsImF1dGhvcml0aWVzIjpbImFkbWluIl0sImp0aSI6IjIwN2U5MTQzLTVjNTUtNDhkMS1iZmU3LTgwMzUyZTQ3Y2QyZCIsImNsaWVudF9pZCI6ImFkbWluIiwiZW5oYW5jZSI6ImVuaGFuY2UgaW5mbyJ9.xf3cBu9yCm0sME0j3UcP53FwF4tJVJC5aJbEj_Y2XcU",
"tokenType": "bearer",
"decodedDetails": null
},
"authenticated": true,
"userAuthentication": {
"authorities": [
{
"authority": "admin"
}
],
"details": null,
"authenticated": true,
"principal": "macro",
"credentials": "N/A",
"name": "macro"
},
"clientOnly": false,
"oauth2Request": {
"clientId": "admin",
"scope": [
"all"
],
"requestParameters": {
"client_id": "admin"
},
"resourceIds": [],
"authorities": [],
"approved": true,
"refresh": false,
"redirectUri": null,
"responseTypes": [],
"extensions": {},
"grantType": null,
"refreshTokenRequest": null
},
"principal": "macro",
"credentials": "",
"name": "macro"
}
/**
* 在接口上配置权限时使用
* Created by macro on 2019/10/11.
*/
@Configuration
@EnableGlobalMethodSecurity(prePostEnabled = true)
@Order(101)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
}
/**
* Created by macro on 2019/9/30.
*/
@RestController
@RequestMapping("/user")
public class UserController {
@PreAuthorize("hasAuthority('admin')")
@GetMapping("/auth/admin")
public Object adminAuth() {
return "Has admin auth!";
}
}
admin
权限的帐号,比如andy:123456
获取令牌后访问该接口,会发现没有权限访问。springcloud-learning
├── oauth2-jwt-server -- 使用jwt的oauth2认证测试服务
└── oauth2-client -- 单点登录的oauth2客户端服务
https://github.com/macrozheng/springcloud-learning