<dependency>
   <groupId>org.springframework.boot</groupId>
   <artifactId>spring-boot-starter-security</artifactId>
</dependency>

<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
         xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
         xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
    <parent>
        <artifactId>vipsoft-parent</artifactId>
        <groupId>com.vipsoft.boot</groupId>
        <version>1.0-SNAPSHOT</version>
    </parent>
    <modelVersion>4.0.0</modelVersion>
    <artifactId>vipsoft-security</artifactId>
    <version>1.0-SNAPSHOT</version>
    <dependencies>
        <dependency>
            <groupId>cn.hutool</groupId>
            <artifactId>hutool-all</artifactId>
            <version>5.3.7</version>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-security</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-web</artifactId>
        </dependency>
        <dependency>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-test</artifactId>
            <scope>test</scope>
            <exclusions>
                <exclusion>
                    <groupId>org.junit.vintage</groupId>
                    <artifactId>junit-vintage-engine</artifactId>
                </exclusion>
            </exclusions>
        </dependency>
    </dependencies>
    <build>
        <plugins>
            <plugin>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-maven-plugin</artifactId>
            </plugin>
        </plugins>
    </build>
</project>

package com.vipsoft.web.config;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.method.configuration.EnableGlobalMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
import org.springframework.security.crypto.password.PasswordEncoder;
@Configuration
@EnableWebSecurity
@EnableGlobalMethodSecurity(prePostEnabled = true)
public class SecurityConfig extends WebSecurityConfigurerAdapter {
    /**
     * 配置用戶身份的configure()方法
     *
     * @param auth
     * @throws Exception
     */
    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        PasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
        //簡(jiǎn)化操作，將用戶名和密碼存在內(nèi)存中，后期會(huì)存放在數(shù)據(jù)庫(kù)、Redis中
        auth.inMemoryAuthentication()
                .passwordEncoder(passwordEncoder)
                .withUser("admin")
                .password(passwordEncoder.encode("888"))
                .roles("ADMIN")
                .and()
                .withUser("user")
                .password(passwordEncoder.encode("666"))
                .roles("USER");
    }
    /**
     * 配置用戶權(quán)限的configure()方法
     * @param http
     * @throws Exception
     */
    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests()
                //配置攔截的路徑、配置哪類角色可以訪問(wèn)該路徑
                .antMatchers("/user").hasAnyRole("USER")
                .antMatchers("/*").hasAnyRole("ADMIN")
                //配置登錄界面，可以添加自定義界面， 沒(méi)添加則用系統(tǒng)默認(rèn)的界面
                .and().formLogin();
    }
}

package com.vipsoft.web.controller;
import org.springframework.security.access.prepost.PreAuthorize;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class DefaultController {
    @GetMapping("/")
    @PreAuthorize("hasRole('ADMIN')")
    public String demo() {
        return "Welcome";
    }
    @GetMapping("/user/list")
    @PreAuthorize("hasAnyRole('ADMIN','USER')")
    public String getUserList() {
        return "User List";
    }
    @GetMapping("/article/list")
    @PreAuthorize("hasRole('ADMIN')")
    public String getArticleList() {
        return "Article List";
    }
}