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Spring Security
1 parent 2f1aecb commit 1320e47

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Lines changed: 175 additions & 10 deletions

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‎security/pom.xml‎

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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<!-- Redis -->
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-data-redis</artifactId>
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</dependency>
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<!-- redis Lettuce 模式 连接池 -->
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<dependency>
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<groupId>org.apache.commons</groupId>
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<artifactId>commons-pool2</artifactId>
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</dependency>
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<dependency>
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<groupId>cn.hutool</groupId>
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<artifactId>hutool-all</artifactId>

‎security/src/main/java/org/ylc/note/security/controller/SecurityController.java‎

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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RestController;
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import org.ylc.note.security.entity.User;
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import org.ylc.note.security.util.RedisUtils;
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import org.ylc.note.security.util.TokenUtil;
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import java.util.Arrays;
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import java.util.List;
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/**
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* 代码千万行，注释第一行，
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@RestController
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public class SecurityController {
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private final RedisUtils redisUtils;
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public SecurityController(RedisUtils redisUtils) {
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this.redisUtils = redisUtils;
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}
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/**
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* 模拟登陆接口
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*/
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@GetMapping("/login")
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public String login(String username, String password) {
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// 模拟登陆，实际从数据库查询
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User user = new User(0L, username, password);
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String token = TokenUtil.generateToken(user);
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redisUtils.set(user.getId().toString(), token, 1000 * 60 * 30);
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// 模拟权限
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List<String> permissions = Arrays.asList(
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"/test", "/getUser"
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);
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redisUtils.strListPushAll(user.getId().toString(), permissions, 1000 * 60 * 30);
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return token;
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}
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@GetMapping("/test")
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public String test() {
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return "success";

‎security/src/main/java/org/ylc/note/security/entity/User.java‎

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private String username;
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private String password;
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public User(Long id, String username, String password) {
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this.id = id;
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this.username = username;
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this.password = password;
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}
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}

‎security/src/main/java/org/ylc/note/security/util/RedisUtils.java‎

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package org.ylc.note.security.util;
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import org.springframework.data.redis.core.StringRedisTemplate;
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import org.springframework.stereotype.Component;
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import java.util.Arrays;
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import java.util.List;
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import java.util.concurrent.TimeUnit;
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/**
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* 代码全万行，注释第一行
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* 注释不规范，同事泪两行
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*
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* @author YuLc
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* @version 1.0.0
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* @date 2020-05-08
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*/
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@Component
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public class RedisUtils {
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/**
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* 处理String 类型
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*/
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private final StringRedisTemplate stringRedisTemplate;
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public RedisUtils(StringRedisTemplate stringRedisTemplate) {
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this.stringRedisTemplate = stringRedisTemplate;
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}
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/**
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* 指定缓存失效时间
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*
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* @param key 键
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* @param time 时间(毫秒)
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*/
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public void expire(String key, long time) {
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if (time > 0) {
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stringRedisTemplate.expire(key, time, TimeUnit.MILLISECONDS);
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}
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}
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/**
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* 删除缓存
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*
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* @param key 可以传一个值 或多个
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*/
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public void delete(String... key) {
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if (key != null && key.length > 0) {
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if (key.length == 1) {
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stringRedisTemplate.delete(key[0]);
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} else {
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stringRedisTemplate.delete(Arrays.asList(key));
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}
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}
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}
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/**
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* 普通缓存放入
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*
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* @param key 键
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* @param value 值
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*/
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public void set(String key, String value) {
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stringRedisTemplate.opsForValue().set(key, value);
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}
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/**
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* 普通缓存放入并设置时间
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*
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* @param key 键
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* @param value 值
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* @param time 时间(毫秒) time要大于0 如果time小于等于0 将设置无限期
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*/
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public void set(String key, String value, long time) {
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if (time > 0) {
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stringRedisTemplate.opsForValue().set(key, value, time, TimeUnit.MILLISECONDS);
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} else {
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set(key, value);
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}
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}
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/**
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* 将整个list存入缓存
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*
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* @param key 键
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* @param strList 值
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*/
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public void strListPushAll(String key, List<String> strList, long time) {
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stringRedisTemplate.opsForList().rightPushAll(key, strList);
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if (time > 0) {
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expire(key, time);
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}
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}
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}

‎security/src/main/java/org/ylc/note/security/util/TokenUtil.java‎

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import org.ylc.note.security.entity.User;
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import java.util.Map;
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import java.util.UUID;
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/**
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* 代码千万行，注释第一行，
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*/
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public class TokenUtil {
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/**
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* 根据用户生成token
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*/
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private String generateToken(Map<String, Object> info) {
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return null;
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public static String generateToken(User user) {
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// 实际按照需要的业务生成token，这里模拟，返回随机数
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return UUID.randomUUID().toString();
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}
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/**
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* 解析Token，返回用户信息
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*/
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private User ParseToken(String token) {
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return null;
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public static User ParseToken(String token) {
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// 模拟解析token过程
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return new User(0L, "admin", "123456");
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}
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}

‎security/src/main/resources/application.yml‎

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server:
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servlet:
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context-path: /demo
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context-path: /demo
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spring:
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redis:
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# Redis数据库索引（默认为0）
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database: 0
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# Redis服务器地址
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host: 47.110.82.103
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# Redis服务器连接端口
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port: 6379
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# Redis服务器连接密码（默认为空）
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password: 2020Root!@#$
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# 连接超时时间（毫秒）
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timeout: 3000ms
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lettuce:
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pool:
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# 连接池最大连接数（使用负值表示没有限制）
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max-active: 8
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# 连接池最大阻塞等待时间（使用负值表示没有限制）
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max-wait: 3000ms
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# 连接池中的最大空闲连接（负数没有限制）
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max-idle: 8
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# 连接池中的最小空闲连接
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min-idle: 0

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