SpringBoot整合Keycloak实现单点登录的示例代码

version: '3.7'
services:
  mysql:
    container_name: mysql
    image: mysql:latest
    restart: unless-stopped
    command: --lower_case_table_names=1 --sql-mode=""
    ports:
      - 3306:3306
    volumes:
      - ./db-init:/docker-entrypoint-initdb.d
      - ./data:/var/lib/mysql
    environment:
      MYSQL_ROOT_PASSWORD: 123456
  keycloak:
    container_name: keycloak
    image: jboss/keycloak:latest
    restart: unless-stopped
    depends_on:
      - mysql
    environment:
      DB_VENDOR: mysql
      DB_USER: root
      DB_PASSWORD: 123456
      KEYCLOAK_USER: admin
      KEYCLOAK_PASSWORD: 123456
    ports:
      - 8080:8080

<dependencies>
	<dependency>
	    <groupId>org.springframework.boot</groupId>
	    <artifactId>spring-boot-starter-web</artifactId>
	</dependency>
	<dependency>
	    <groupId>org.keycloak</groupId>
	    <artifactId>keycloak-spring-boot-starter</artifactId>
	    <version>17.0.0</version>
	</dependency>
<dependencies/>

<dependencyManagement>
    <dependencies>
        <dependency>
            <groupId>org.keycloak.bom</groupId>
            <artifactId>keycloak-adapter-bom</artifactId>
            <version>17.0.0</version>
            <type>pom</type>
            <scope>import</scope>
        </dependency>
    </dependencies>
</dependencyManagement>

@RestController
@RequestMapping("/hello")
public class HelloController {

    @GetMapping("/world")
    public String hello() {
        return "Hello World";
    }
}

server:
  port: 8139
spring:
  application:
    name: springboot-keycloak
keycloak:
  realm: springboot-keycloak #客户端所在的realm
  auth-server-url: http://localhost:8080/auth #keycloak授权服务器地址
  resource: sb-keycloak #客户端名称
  public-client: true #声明为一个公开的客户端
  security-constraints:
    - auth-roles:
        - sk-role
      security-collections:
        - name: hello
          patterns:
            - '/hello/world'