springboot结合shiro的配置类

package com.jy.shiro.config;

import com.jy.domain.admin.User;
import com.jy.service.PermissionService;
import com.jy.service.SysUserService;
import org.apache.shiro.SecurityUtils;
import org.apache.shiro.authc.*;
import org.apache.shiro.authc.credential.CredentialsMatcher;
import org.apache.shiro.authz.AuthorizationInfo;
import org.apache.shiro.authz.SimpleAuthorizationInfo;
import org.apache.shiro.cache.CacheManager;
import org.apache.shiro.realm.AuthorizingRealm;
import org.apache.shiro.subject.PrincipalCollection;
import org.apache.shiro.util.ByteSource;

import javax.annotation.Resource;
import java.util.HashSet;
import java.util.Set;

public class MyShiroRealm extends AuthorizingRealm {

    @Resource
    private SysUserService sysUserService;

    @Resource
    private PermissionService permissionService;

    public MyShiroRealm(CacheManager cacheManager, CredentialsMatcher matcher) {
        super(cacheManager, matcher);
    }

    public MyShiroRealm() {
    }

    /**
     * 认证信息.(身份验证) : Authentication 是用来验证用户身份
     * @param authcToken
     * @return
     * @throws AuthenticationException
     */
    @Override
    protected AuthenticationInfo doGetAuthenticationInfo(AuthenticationToken authcToken) throws AuthenticationException {
        UsernamePasswordToken token = (UsernamePasswordToken) authcToken;
        String username = (String) token.getPrincipal();
        User user = sysUserService.getUser(username);

        if (user == null) {
            /*没找到帐号*/
            throw new UnknownAccountException();
        }
        //帐号锁定
        if (Boolean.TRUE.equals(user.getLocked())) {
            throw new LockedAccountException();
        }

        //交给AuthenticatingRealm使用CredentialsMatcher进行密码匹配，如果觉得人家的不好可以自定义实现
        SimpleAuthenticationInfo authenticationInfo = new SimpleAuthenticationInfo(
                user.getUsername(),
                user.getPassword(),ByteSource.Util.bytes(user.getSalt()),
                getName()
        );
        return authenticationInfo;
    }

    /**
     * 授权
     */
    @Override
    protected AuthorizationInfo doGetAuthorizationInfo(PrincipalCollection principals) {
        //获取的Principal是username是因为在认证的时候存放的信息就是user.getUsername();
        /*
        SimpleAuthenticationInfo authenticationInfo = new SimpleAuthenticationInfo(
                user.getUsername(),
                user.getPassword(),ByteSource.Util.bytes(user.getSalt()),
                getName()
        );
         */
        String username = (String)SecurityUtils.getSubject().getPrincipal();

        SimpleAuthorizationInfo info =  new SimpleAuthorizationInfo();
        //设置角色
        Set<String> roleSet=new HashSet<String>();
        roleSet.add("admin");
        info.setRoles(roleSet);
        //设置对应的权限
        Set<String> permissionSet=permissionService.getUserPermission(username);
        info.setStringPermissions(permissionSet);
        return info;
    }



}

 2.springboot  结合shiro的配置类

package com.jy.shiro.config;

import org.apache.shiro.authc.credential.HashedCredentialsMatcher;
import org.apache.shiro.spring.LifecycleBeanPostProcessor;
import org.apache.shiro.spring.security.interceptor.AuthorizationAttributeSourceAdvisor;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.aop.framework.autoproxy.DefaultAdvisorAutoProxyCreator;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.context.annotation.DependsOn;

import java.util.LinkedHashMap;
import java.util.Map;

/**
 * @author 作者 z77z
 * @date 创建时间：2017年2月10日 下午1:16:38
 */
@Configuration
public class ShiroConfig {

    //配置自定义的密码比较器
    @Bean(name = "hashedCredentialsMatcher")
    public HashedCredentialsMatcher getHashedCredentialsMatcher() {
        HashedCredentialsMatcher credentialsMatcher = new HashedCredentialsMatcher();
        credentialsMatcher.setHashAlgorithmName("MD5");
        credentialsMatcher.setHashIterations(2);
        credentialsMatcher.setStoredCredentialsHexEncoded(true);
        return credentialsMatcher;
    }

    //配置自定义的权限登录器
    @Bean(name="authRealm")
    public MyShiroRealm authRealm(@Qualifier("hashedCredentialsMatcher") HashedCredentialsMatcher matcher) {
        MyShiroRealm authRealm=new MyShiroRealm();
        authRealm.setCredentialsMatcher(matcher);
        return authRealm;
    }

    //配置核心安全事务管理器
    @Bean(name="securityManager")
    public DefaultWebSecurityManager securityManager(@Qualifier("authRealm") MyShiroRealm authRealm) {
        System.err.println("--------------shiro已经加载----------------");
        DefaultWebSecurityManager manager=new DefaultWebSecurityManager();
        manager.setRealm(authRealm);
        return manager;
    }

    @Bean(name="shiroFilterFactoryBean")
    public ShiroFilterFactoryBean shiroFilterFactoryBean(@Qualifier("securityManager") DefaultWebSecurityManager securityManager) {

        ShiroFilterFactoryBean shiroFilterFactoryBean = new ShiroFilterFactoryBean();
        shiroFilterFactoryBean.setSecurityManager(securityManager);

        Map<String, String> filterChainDefinitionMap = new LinkedHashMap<String, String>();
        filterChainDefinitionMap.put("/favicon.ico", "anon");
        filterChainDefinitionMap.put("/assets/**", "anon");
        filterChainDefinitionMap.put("/logout", "anon");
        filterChainDefinitionMap.put("/login", "anon");
        filterChainDefinitionMap.put("/error", "anon");
        filterChainDefinitionMap.put("/**", "authc");

        shiroFilterFactoryBean.setLoginUrl("login");
        shiroFilterFactoryBean.setSuccessUrl("index");
        shiroFilterFactoryBean.setUnauthorizedUrl("error");

        shiroFilterFactoryBean.setFilterChainDefinitionMap(filterChainDefinitionMap);
        return shiroFilterFactoryBean;
    }

    @Bean(name = "lifecycleBeanPostProcessor")
    public LifecycleBeanPostProcessor getLifecycleBeanPostProcessor() {
        return new LifecycleBeanPostProcessor();
    }

    @Bean
    @DependsOn("lifecycleBeanPostProcessor")
    public DefaultAdvisorAutoProxyCreator getAutoProxyCreator(){
        DefaultAdvisorAutoProxyCreator creator = new DefaultAdvisorAutoProxyCreator();
        creator.setProxyTargetClass(true);
        return creator;
    }

    @Bean
    public DefaultAdvisorAutoProxyCreator defaultAdvisorAutoProxyCreator(){
        DefaultAdvisorAutoProxyCreator creator=new DefaultAdvisorAutoProxyCreator();
        creator.setProxyTargetClass(true);
        return creator;
    }
    @Bean
    public AuthorizationAttributeSourceAdvisor authorizationAttributeSourceAdvisor(@Qualifier("securityManager") DefaultWebSecurityManager manager) {
        AuthorizationAttributeSourceAdvisor advisor=new AuthorizationAttributeSourceAdvisor();
        advisor.setSecurityManager(manager);
        return advisor;
    }

}

package com.jy.shiro.filter;


import org.apache.shiro.authc.AuthenticationToken;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.web.filter.authc.FormAuthenticationFilter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;

public class CustomFormAuthenticationFilter extends FormAuthenticationFilter {
    protected Logger logger = LoggerFactory.getLogger(CustomFormAuthenticationFilter.class);

    @Override
    protected boolean onLoginSuccess(AuthenticationToken token, Subject subject, ServletRequest request, ServletResponse response) throws Exception {

        this.issueSuccessRedirect(request, response);
        return false;
    }

}

package com.jy.shiro.filter;


import com.alibaba.fastjson.JSON;
import org.apache.shiro.cache.Cache;
import org.apache.shiro.cache.CacheManager;
import org.apache.shiro.session.Session;
import org.apache.shiro.session.mgt.DefaultSessionKey;
import org.apache.shiro.session.mgt.SessionManager;
import org.apache.shiro.subject.Subject;
import org.apache.shiro.web.filter.AccessControlFilter;
import org.apache.shiro.web.util.WebUtils;

import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.Serializable;
import java.util.Deque;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.Map;

/**
 * 1.读取当前登录用户名，获取在缓存中的sessionId队列
 * 2.判断队列的长度，大于最大登录限制的时候，按踢出规则
 * 将之前的sessionId中的session域中存入kickout：true，并更新队列缓存
 * 3.判断当前登录的session域中的kickout如果为true，
 * 想将其做退出登录处理，然后再重定向到踢出登录提示页面
 */
public class KickoutSessionControlFilter extends AccessControlFilter {

    private String kickoutUrl; //踢出后到的地址
    private boolean kickoutAfter = false; //踢出之前登录的/之后登录的用户 默认踢出之前登录的用户
    private int maxSession = 1; //同一个帐号最大会话数 默认1

    private SessionManager sessionManager;
    private Cache<String, Deque<Serializable>> cache;

    public void setKickoutUrl(String kickoutUrl) {
        this.kickoutUrl = kickoutUrl;
    }

    public void setKickoutAfter(boolean kickoutAfter) {
        this.kickoutAfter = kickoutAfter;
    }

    public void setMaxSession(int maxSession) {
        this.maxSession = maxSession;
    }

    public void setSessionManager(SessionManager sessionManager) {
        this.sessionManager = sessionManager;
    }

    //设置Cache的key的前缀
    public void setCacheManager(CacheManager cacheManager) {
        this.cache = cacheManager.getCache("shiro_redis_cache");
    }

    @Override
    protected boolean isAccessAllowed(ServletRequest request, ServletResponse response, Object mappedValue) throws Exception {
        return false;
    }

    @Override
    protected boolean onAccessDenied(ServletRequest request, ServletResponse response) throws Exception {
        Subject subject = getSubject(request, response);
        if (!subject.isAuthenticated() && !subject.isRemembered()) {
            //如果没有登录，直接进行之后的流程
            return true;
        }


        Session session = subject.getSession();
        String username = (String) subject.getPrincipal();
        Serializable sessionId = session.getId();

        //读取缓存   没有就存入
        Deque<Serializable> deque = cache.get(username);

        //如果此用户没有session队列，也就是还没有登录过，缓存中没有
        //就new一个空队列，不然deque对象为空，会报空指针
        if (deque == null) {
            deque = new LinkedList<Serializable>();
        }

        //如果队列里没有此sessionId，且用户没有被踢出；放入队列
        if (!deque.contains(sessionId) && session.getAttribute("kickout") == null) {
            //将sessionId存入队列
            deque.push(sessionId);
            //将用户的sessionId队列缓存
            cache.put(username, deque);
        }

        //如果队列里的sessionId数超出最大会话数，开始踢人
        while (deque.size() > maxSession) {
            Serializable kickoutSessionId = null;
            if (kickoutAfter) { //如果踢出后者
                kickoutSessionId = deque.removeFirst();
                //踢出后再更新下缓存队列
                cache.put(username, deque);
            } else { //否则踢出前者
                kickoutSessionId = deque.removeLast();
                //踢出后再更新下缓存队列
                cache.put(username, deque);
            }


            try {
                //获取被踢出的sessionId的session对象
                Session kickoutSession = sessionManager.getSession(new DefaultSessionKey(kickoutSessionId));
                if (kickoutSession != null) {
                    //设置会话的kickout属性表示踢出了
                    kickoutSession.setAttribute("kickout", true);
                }
            } catch (Exception e) {//ignore exception
            }
        }

        //如果被踢出了，直接退出，重定向到踢出后的地址
        if ((Boolean) session.getAttribute("kickout") != null && (Boolean) session.getAttribute("kickout") == true) {
            //会话被踢出了
            try {
                //退出登录
                subject.logout();
            } catch (Exception e) { //ignore
            }
            saveRequest(request);

            Map<String, String> resultMap = new HashMap<String, String>();
            //判断是不是Ajax请求
            if ("XMLHttpRequest".equalsIgnoreCase(((HttpServletRequest) request).getHeader("X-Requested-With"))) {
                resultMap.put("user_status", "300");
                resultMap.put("message", "您已经在其他地方登录，请重新登录！");
                //输出json串
                out(response, resultMap);
            } else {
                //重定向
                WebUtils.issueRedirect(request, response, kickoutUrl);
            }
            return false;
        }
        return true;
    }

    private void out(ServletResponse hresponse, Map<String, String> resultMap)
            throws IOException {
        try {
            hresponse.setCharacterEncoding("UTF-8");
            PrintWriter out = hresponse.getWriter();
            out.println(JSON.toJSONString(resultMap));
            out.flush();
            out.close();
        } catch (Exception e) {
            System.err.println("KickoutSessionFilter.class 输出JSON异常，可以忽略。");
        }
    }
}