shiro认证

Pom依赖

<dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-core</artifactId>
            <version>${shiro.version}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-web</artifactId>
            <version>${shiro.version}</version>
        </dependency>

        <dependency>
            <groupId>org.apache.shiro</groupId>
            <artifactId>shiro-spring</artifactId>
            <version>${shiro.version}</version>
        </dependency>

 配置web.xml

<!-- shiro过滤器定义 -->
  <filter>
    <filter-name>shiroFilter</filter-name>
    <filter-class>org.springframework.web.filter.DelegatingFilterProxy</filter-class>
    <init-param>
      <!-- 该值缺省为false,表示生命周期由SpringApplicationContext管理,设置为true则表示由ServletContainer管理 -->
      <param-name>targetFilterLifecycle</param-name>
      <param-value>true</param-value>
    </init-param>
  </filter>
  <filter-mapping>
    <filter-name>shiroFilter</filter-name>
    <url-pattern>/*</url-pattern>
  </filter-mapping>

 逆向生产对应实体，mapper接口,*mapper.xml

<!--<table schema="" tableName="t_sys_role_permission" domainObjectName="SysRolePermission"-->
               <!--enableCountByExample="false" enableDeleteByExample="false"-->
               <!--enableSelectByExample="false" enableUpdateByExample="false">-->
            <!--&lt;!&ndash; 忽略列，不生成bean 字段 &ndash;&gt;-->
            <!--&lt;!&ndash; <ignoreColumn column="FRED" /> &ndash;&gt;-->
            <!--&lt;!&ndash; 指定列的java数据类型 &ndash;&gt;-->
            <!--&lt;!&ndash; <columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR" /> &ndash;&gt;-->
        <!--</table>-->

        <!--<table schema="" tableName="t_sys_user" domainObjectName="SysUser"-->
               <!--enableCountByExample="false" enableDeleteByExample="false"-->
               <!--enableSelectByExample="false" enableUpdateByExample="false">-->
            <!--&lt;!&ndash; 忽略列，不生成bean 字段 &ndash;&gt;-->
            <!--&lt;!&ndash; <ignoreColumn column="FRED" /> &ndash;&gt;-->
            <!--&lt;!&ndash; 指定列的java数据类型 &ndash;&gt;-->
            <!--&lt;!&ndash; <columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR" /> &ndash;&gt;-->
        <!--</table>-->

        <!--<table schema="" tableName="t_sys_role" domainObjectName="SysRole"-->
               <!--enableCountByExample="false" enableDeleteByExample="false"-->
               <!--enableSelectByExample="false" enableUpdateByExample="false">-->
            <!--&lt;!&ndash; 忽略列，不生成bean 字段 &ndash;&gt;-->
            <!--&lt;!&ndash; <ignoreColumn column="FRED" /> &ndash;&gt;-->
            <!--&lt;!&ndash; 指定列的java数据类型 &ndash;&gt;-->
            <!--&lt;!&ndash; <columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR" /> &ndash;&gt;-->
        <!--</table>-->

        <!--<table schema="" tableName="t_sys_user_role" domainObjectName="SysUserRole"-->
               <!--enableCountByExample="false" enableDeleteByExample="false"-->
               <!--enableSelectByExample="false" enableUpdateByExample="false">-->
            <!--&lt;!&ndash; 忽略列，不生成bean 字段 &ndash;&gt;-->
            <!--&lt;!&ndash; <ignoreColumn column="FRED" /> &ndash;&gt;-->
            <!--&lt;!&ndash; 指定列的java数据类型 &ndash;&gt;-->
            <!--&lt;!&ndash; <columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR" /> &ndash;&gt;-->
        <!--</table>-->

        <!--<table schema="" tableName="t_sys_permission" domainObjectName="SysPermission"-->
               <!--enableCountByExample="false" enableDeleteByExample="false"-->
               <!--enableSelectByExample="false" enableUpdateByExample="false">-->
            <!--&lt;!&ndash; 忽略列，不生成bean 字段 &ndash;&gt;-->
            <!--&lt;!&ndash; <ignoreColumn column="FRED" /> &ndash;&gt;-->
            <!--&lt;!&ndash; 指定列的java数据类型 &ndash;&gt;-->
            <!--&lt;!&ndash; <columnOverride column="LONG_VARCHAR_FIELD" jdbcType="VARCHAR" /> &ndash;&gt;-->
        <!--</table>-->

SysUserMapper

package com.hmc.mapper;

import com.hmc.model.ShiroUser;
import org.apache.ibatis.annotations.Param;
import org.springframework.stereotype.Repository;

@Repository
public interface SysUserMapper{
    int deleteByPrimaryKey(Integer userid);

    int insert(SysUser record);

    int insertSelective(SysUser record);

    ShiroUser selectByPrimaryKey(Integer userid);

    int updateByPrimaryKeySelective(SysUser record);

    int updateByPrimaryKey(SysUser record);

    ShiroUser queryByName(@Param("username")String username); 2223 }

 SysUserMapper.xml

<select id="queryByName" resultType="com.hmc.model.ShiroUser" parameterType="java.lang.String" >
    select
    <include refid="Base_Column_List" />
    from t_shiro_user
    where username = #{uname}
  </select>

 ISysUserService

package com.hmc.service;

import com.hmc.model.SysUser;
import org.apache.ibatis.annotations.Param;

public interface ISysUserService {

    ShiroUser queryByName(@Param("username")String username);

    int insert(SysUser record);

}

IBookServiceImpl

@Service
public class SysUserServiceImpl implements ISysUserService {
    @Autowired
     private SysUserMapper sysUserMapper;
    @Override
    public SysUser queryByName(String username) {       return sysUserMapper.userLogin(username);   }  }

public class ShiroRealm extends AuthorizingRealm{

    @Autowired
    private ISysUserService sysUserService;

    //授权
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principalCollection) {
   
    }
    //认证
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken token) throws AuthenticationException {
        String username = token.getPrincipal().toString();
        String password = token.getPrincipal().toString();

        //根据用户名获取对应的用户信息
        SysUser sysUser = sysUserService.userLogin(username);
//        if (null==sysUser){
//         throw  new UnknownAccountException();
//        }
        //密码多次校验
        System.out.println(sysUser);

        SimpleAuthenticationInfo simpleAuthenticationInfo=new SimpleAuthenticationInfo(
                sysUser.getUsername(),
                sysUser.getPassword(),
                //盐
                ByteSource.Util.bytes(sysUser.getSalt()),

                this.getName()
        );
        return simpleAuthenticationInfo;
    }
}

spring-shiro.xml

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
       xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
       xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd">
    <!--配置自定义的Realm-->
    <bean id="shiroRealm" class="com.zking.ssm.shiro.ShiroRealm">
        <!--配置Shiro明文密码如何进行加密-->
        <!--注意：重要的事情说三次~~~~~~此处加密方式要与用户注册时的算法一致 -->
        <!--注意：重要的事情说三次~~~~~~此处加密方式要与用户注册时的算法一致 -->
        <!--注意：重要的事情说三次~~~~~~此处加密方式要与用户注册时的算法一致 -->
        <!--以下三个配置告诉shiro将如何对用户传来的明文密码进行加密-->
        <property name="credentialsMatcher">
            <bean id="credentialsMatcher" class="org.apache.shiro.authc.credential.HashedCredentialsMatcher">
                <!--指定hash算法为MD5-->
                <property name="hashAlgorithmName" value="md5"/>
                <!--指定散列次数为1024次-->
                <property name="hashIterations" value="1024"/>
                <!--true指定Hash散列值使用Hex加密存. false表明hash散列值用用Base64-encoded存储-->
                <property name="storedCredentialsHexEncoded" value="true"/>
            </bean>
        </property>
    </bean>

    <!--注册安全管理器-->
    <bean id="securityManager" class="org.apache.shiro.web.mgt.DefaultWebSecurityManager">
        <property name="realm" ref="shiroRealm" />
    </bean>

    <!--Shiro核心过滤器-->
    <bean id="shiroFilter" class="org.apache.shiro.spring.web.ShiroFilterFactoryBean">
        <!-- Shiro的核心安全接口,这个属性是必须的 -->
        <property name="securityManager" ref="securityManager" />
        <!-- 身份验证失败，跳转到登录页面 -->
      <!--  <property name="loginUrl" value="/home/index.shtml"/>-->
        <!-- 身份验证成功，跳转到指定页面 -->
        <!--<property name="successUrl" value="/index.jsp"/>-->
        <!-- 权限验证失败，跳转到指定页面 -->
        <!--<property name="unauthorizedUrl" value="/user/noauthorizeUrl"/>-->
        <!-- Shiro连接约束配置,即过滤链的定义 -->
       <!-- <property name="filterChainDefinitions">

        </property>-->
    </bean>

    <!-- Shiro生命周期，保证实现了Shiro内部lifecycle函数的bean执行 -->
    <bean id="lifecycleBeanPostProcessor" class="org.apache.shiro.spring.LifecycleBeanPostProcessor"/>
</beans>

UserController

@Controller
@RequestMapping("/user")
public class UserController {
    @Autowired
    private ISysUserService sysUserService;

    @RequestMapping("/userLogin")
    public String userLogin(SysUser sysUser, Model moodel){
        String username = sysUser.getUsername();
        String password = sysUser.getPassword();

              //获取主体
              Subject subject= SecurityUtils.getSubject();
              //创建用户密码token
              UsernamePasswordToken token=new UsernamePasswordToken(
                      username,
                      password
              );

              String meassage=null;
              try{
                  subject.login(token);
              }catch (IncorrectCredentialsException e){
                  e.printStackTrace();
                  meassage="密码错误";
              }catch (UnknownAccountException e){
                  e.printStackTrace();
                  meassage="账号错误";
              }catch (Exception e){
                  e.printStackTrace();
                  meassage="账号或者密码错误";
              }
              if(null==meassage){
            return  "index";
          }
          else{
            moodel.addAttribute("message",meassage);
              return "login";

          }
    }

    //退出登录
    @RequestMapping("/logout")
    public String logout(){
        //关键代码
        Subject subject=SecurityUtils.getSubject();
        subject.logout();
     return "login";
    }

    //用户注册
    @RequestMapping("/register")
    public String register(SysUser sysUser){
         //盐
        String salt = PasswordHelper.createSalt();
        //加密后的密码
        String credentials = PasswordHelper.createCredentials(sysUser.getPassword(), salt);
        sysUser.setPassword(credentials);
        sysUser.setSalt(salt);
        System.out.println(sysUser);
        sysUserService.InsetSysUser(sysUser);
        return "login";
    }

}

盐加密的工具类

PasswordHelper

public class PasswordHelper {

    /**
     * 随机数生成器
     */
    private static RandomNumberGenerator randomNumberGenerator = new SecureRandomNumberGenerator();

    /**
     * 指定hash算法为MD5
     */
    private static final String hashAlgorithmName = "md5";

    /**
     * 指定散列次数为1024次，即加密1024次
     */
    private static final int hashIterations = 1024;

    /**
     * true指定Hash散列值使用Hex加密存. false表明hash散列值用用Base64-encoded存储
     */
    private static final boolean storedCredentialsHexEncoded = true;

    /**
     * 获得加密用的盐
     *
     * @return
     */
    public static String createSalt() {
        return randomNumberGenerator.nextBytes().toHex();
    }

    /**
     * 获得加密后的凭证
     *
     * @param credentials 凭证(即密码)
     * @param salt        盐
     * @return
     */
    public static String createCredentials(String credentials, String salt) {
        SimpleHash simpleHash = new SimpleHash(hashAlgorithmName, credentials,
                salt, hashIterations);
        return storedCredentialsHexEncoded ? simpleHash.toHex() : simpleHash.toBase64();
    }


    /**
     * 进行密码验证
     *
     * @param credentials        未加密的密码
     * @param salt               盐
     * @param encryptCredentials 加密后的密码
     * @return
     */
    public static boolean checkCredentials(String credentials, String salt, String encryptCredentials) {
        return encryptCredentials.equals(createCredentials(credentials, salt));
    }

    public static void main(String[] args) {
        //盐
        String salt = createSalt();
        System.out.println("加密用的盐："+salt);
        System.out.println("加密用的盐的长度："+salt.length());
        //凭证+盐加密后得到的密码
        String credentials = createCredentials("123456", salt);
        System.out.println("加密后的密码："+credentials);
        System.out.println("加密后的密码的长度:"+credentials.length());
        boolean b = checkCredentials("123456", salt, credentials);
        System.out.println(b);

        //明文密码
        //盐：23179a0d1d4cedf3e1e1f9bf2bf5984c 密文密码：43aedf85e33f2047efc4817bceaad5b5

    }
}

Jsp页面

login.jsp

<%--
  Created by IntelliJ IDEA.
  User: Administrator
  Date: 2019/11/2 0002
  Time: 21:43
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
<body>
</head>
<h1>用户登陆</h1>
<div style="color: red">${message}</div>
<form action="${pageContext.request.contextPath}/user/userLogin" method="post">
    帐号：<input type="text" name="username"><br>
    密码：<input type="password" name="password"><br>
    <input type="submit" value="确定">
    <input type="reset" value="重置">

</form>
<a href="${pageContext.request.contextPath}/register">注册</a>
</body>
</html>

register.jsp

<%--
  Created by IntelliJ IDEA.
  User: Administrator
  Date: 2019/11/2 0002
  Time: 21:43
  To change this template use File | Settings | File Templates.
--%>
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>Title</title>
<body>
</head>
<h1>用户注册</h1>
<div style="color: red">${message}</div>
<form action="${pageContext.request.contextPath}/user/register" method="post">
    帐号：<input type="text" name="username"><br>
    密码：<input type="password" name="password"><br>
    <input type="submit" value="确定">
    <input type="reset" value="重置">
</form>
</body>
</html>

main.jsp

<%@ page contentType="text/html;charset=UTF-8" language="java" %><%@taglib prefix="t" uri="http://www.springframework.org/tags" %><%@taglib prefix="shiro" uri="http://shiro.apache.org/tags" %><html><head>   <%@ include file="/common/head.jsp"%></head><body><h1></h1><%--index<a href="${ctx}/changeLocale?locale=zh">chinese</a><a href="${ctx}/changeLocale?locale=en">english</a>--%><br><a href="${ctx}/book/toAdd">书本新增</a><br><shiro:hasRole name="高级用户"><a href="${ctx}/book/list">书本查询</a><br></shiro:hasRole><a href="${ctx}/book/list1">查询书本列表，返回JSON数据格式</a><br><a href="${ctx}/book/list2">分页查询</a><br><a href="${ctx}/book/singleBook?bookid=2">查询单个对象</a><br><h1>用户管理</h1><ul>   <shiro:hasPermission name="system:user:query">   <li>用户查询</li>   </shiro:hasPermission><shiro:hasPermission name="system:user:add">   <li>用户新增</li></shiro:hasPermission><shiro:hasPermission name="system:user:edit">   <li>用户修改</li></shiro:hasPermission><shiro:hasPermission name="system:user:del">   <li>用户删除</li></shiro:hasPermission></ul><%--<img src="images/2.jpg"><div>   <a href="/user/logout">安全退出</a></div>--%></body></html>