SpringBoot SSO轻松实现

提示:若有疑问请私信联系、下方有源代码地址,请自行拿取java


前言

网上SSO的框架不少,此篇文章使用的是自写的SSO来实现简单的登陆受权功能,目的在于扩展性,权限这方面,自写扩展性会好点。git


提示:如下是本篇文章正文内容,下面案例可供参考web

1、技术介绍

1.SSO是什么?

单点登陆(SingleSignOn,SSO),就是经过用户的一次性鉴别登陆。当用户在身份认证服务器上登陆一次之后,便可得到访问单点登陆系统中其余关联系统和应用软件的权限,同时这种实现是不须要管理员对用户的登陆状态或其余信息进行修改的,这意味着在多个应用系统中,用户只需一次登陆就能够访问全部相互信任的应用系统。这种方式减小了由登陆产生的时间消耗,辅助了用户管理,是目前比较流行的。

2、使用步骤

1.引入maven库

代码以下(示例):redis

<parent>
          <groupId>org.springframework.boot</groupId>
          <artifactId>spring-boot-starter-parent</artifactId>
          <version>2.4.1</version>
          <relativePath/>
	   </parent>
     <dependencies>
       <dependencies>
        <dependency>
            <artifactId>hyh-boot-starter-redis</artifactId>
            <groupId>com.hyh.redis</groupId>
            <version>1.0.0</version>
        </dependency>
    </dependencies>

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2.具体使用示例

ILogin接口:spring

package com.hyh.sso;

import com.hyh.sso.po.LoginResult;

/** * 登陆接口 * * @Author: heyuhua * @Date: 2021/1/8 17:14 */
public interface ILogin {

    /** * 登陆 * * @param account 用户名 * @param password 密码 * @param callbackUrl 用户验证回调URL * @return */
    LoginResult login(String account, String password, String callbackUrl);


}
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登陆状态枚举:json

package com.hyh.sso;

/** * 登陆状态枚举 * * @Author: heyuhua * @Date: 2021/1/8 16:59 */
public enum LoginStatus {

    SUCCESS(1, "登陆成功"), ING(0, "登陆中"), FAIL(-1, "登陆失败"),
    ERROR(-2, "登陆异常"), CALLBACK_ERROR(-3, "登陆回调异常"), ACCOUNT_LOCK(-4, "帐户被锁定"),
    EXPIRE(-5,"登陆用户已过时");
    /** * 登陆状态码 */
    private int code;
    /** * 登陆状态消息 */
    private String message;


    private LoginStatus(int code, String message) {
        this.code = code;
        this.message = message;
    }


    public int getCode() {
        return code;
    }

    public void setCode(int code) {
        this.code = code;
    }

    public String getMessage() {
        return message;
    }

    public void setMessage(String message) {
        this.message = message;
    }
    }


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登陆类型枚举:服务器

package com.hyh.sso;

/** * 登陆类型 * * @Author: heyuhua * @Date: 2021/1/8 17:16 */
public enum LoginTypes {

    /** * 登入 */
    IN,
    /** * 登出 */
    OUT;

}

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登陆常规接口:markdown

package com.hyh.sso;

package com.hyh.sso.service;

import com.hyh.sso.ILogin;

/** * 常规登陆接口 * * @Author: heyuhua * @Date: 2021/1/8 17:54 */
public interface LoginService extends ILogin {

}
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登陆接口实现:app

package com.hyh.sso.service.impl;

import com.alibaba.fastjson.JSON;
import com.hyh.sso.LoginStatus;
import com.hyh.sso.po.LoginResult;
import com.hyh.sso.po.LoginUser;
import com.hyh.sso.service.LoginService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.http.HttpEntity;
import org.springframework.http.HttpHeaders;
import org.springframework.http.MediaType;
import org.springframework.stereotype.Service;
import org.springframework.web.client.RestTemplate;

/** * 登陆接口实现 * * @Author: heyuhua * @Date: 2021/1/8 17:56 */
@Service
public class LoginServiceImpl implements LoginService {

    private static final Logger LOG = LoggerFactory.getLogger(LoginServiceImpl.class);

    /** * rest接口请求模板 */
    private static RestTemplate restTemplate = new RestTemplate();


    @Override public LoginResult login(String account, String password, String callbackUrl) {
        LoginResult loginResult = null;
        try {
            HttpHeaders headers = new HttpHeaders();
            //设置请求媒体数据类型
            headers.setContentType(MediaType.APPLICATION_JSON);
            //设置返回媒体数据类型
            headers.add("Accept", MediaType.APPLICATION_JSON.toString());
            HttpEntity<String> formEntity = new HttpEntity<String>(JSON.toJSONString(new LoginUser(account, password)), headers);
            loginResult = restTemplate.postForObject(callbackUrl, formEntity, LoginResult.class);
        } catch (Exception e) {
            LOG.error("login valid callback error", e);
            return new LoginResult(LoginStatus.CALLBACK_ERROR);
        }
        return loginResult == null ? new LoginResult(LoginStatus.ERROR) : loginResult;
    }


}

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登陆用户对象:框架

package com.hyh.sso.po;

/** * 登陆用户对象 * * @Author: heyuhua * @Date: 2021/1/8 16:58 */
public class LoginUser {

    /** * 帐号 */
    private String account;
    /** * 密码 */
    private String password;

    /** * 登陆时间 */
    private String loginTime;

    public LoginUser(String account, String password) {
        this.account = account;
        this.password = password;
    }
    public LoginUser() {

    }


    public String getAccount() {
        return account;
    }

    public void setAccount(String account) {
        this.account = account;
    }

    public String getPassword() {
        return password;
    }

    public void setPassword(String password) {
        this.password = password;
    }

    public String getLoginTime() {
        return loginTime;
    }

    public void setLoginTime(String loginTime) {
        this.loginTime = loginTime;
    }
}

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用户Token对象:

package com.hyh.sso.po;

import com.hyh.utils.code.MD5;
import com.hyh.utils.common.StringUtils;

import java.util.Calendar;

/** * 用户Token对象 * * @Author: heyuhua * @Date: 2021/1/8 17:07 */
public class UserToken {

    /** * token */
    private String token;

    /** * 过时时间 */
    private String expireTime;

    public UserToken(String token, String expireTime) {
        this.token = token;
        this.expireTime = expireTime;
    }

    public UserToken() {

    }

    public static UserToken getUserToken() {
        Calendar nowTime = Calendar.getInstance();
        nowTime.add(Calendar.MINUTE, 30);
        return new UserToken(MD5.getMD5String(StringUtils.ranStr(32)), String.valueOf(nowTime.getTimeInMillis()));
    }

    public String getToken() {
        return token;
    }

    public void setToken(String token) {
        this.token = token;
    }

    public String getExpireTime() {
        return expireTime;
    }

    public void setExpireTime(String expireTime) {
        this.expireTime = expireTime;
    }

    /** * 生成Token */
    private String generateToken() {
        return MD5.getMD5String(StringUtils.ranStr(32));
    }
}

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登陆结果对象:

package com.hyh.sso.po;

import com.hyh.sso.LoginStatus;
import com.hyh.sso.LoginTypes;

/** * 登陆结果对象 * @Author: heyuhua * @Date: 2021/1/8 16:58 */
public class LoginResult {
    /** * 登陆用户对象 */
    private LoginUser loginUser;
    /** * 登陆用户令牌 */
    private UserToken userToken;

    /** * 登陆状态 */
    private LoginStatus loginStatus;

    /** * 登陆类型 */
    private LoginTypes loginTypes;

    public LoginResult(){}

    public LoginResult(LoginStatus loginStatus) {
        this.loginStatus = loginStatus;
    }

    public LoginUser getLoginUser() {
        return loginUser;
    }

    public void setLoginUser(LoginUser loginUser) {
        this.loginUser = loginUser;
    }

    public UserToken getUserToken() {
        return userToken;
    }

    public void setUserToken(UserToken userToken) {
        this.userToken = userToken;
    }

    public LoginStatus getLoginStatus() {
        return loginStatus;
    }

    public void setLoginStatus(LoginStatus loginStatus) {
        this.loginStatus = loginStatus;
    }

    public LoginTypes getLoginTypes() {
        return loginTypes;
    }

    public void setLoginTypes(LoginTypes loginTypes) {
        this.loginTypes = loginTypes;
    }

    @Override public String toString() {
        return "LoginResult{" +
                "loginUser=" + loginUser +
                ", userToken=" + userToken +
                ", loginStatus=" + loginStatus +
                ", loginTypes=" + loginTypes +
                '}';
    }
}

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登陆助手:

package com.hyh.sso.helper;

import com.alibaba.fastjson.JSON;
import com.hyh.redis.helper.RedisHelper;
import com.hyh.sso.LoginStatus;
import com.hyh.sso.po.LoginResult;
import com.hyh.sso.po.LoginUser;
import com.hyh.sso.po.UserToken;
import com.hyh.sso.service.LoginService;
import com.hyh.utils.common.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.util.Assert;

import javax.annotation.Resource;
import java.util.Date;
import java.util.concurrent.TimeUnit;

/** * 登陆助手 * * @Author: heyuhua * @Date: 2021/1/8 17:13 */
@Component
public class LoginHelper {

    /** * 日志 */
    private static final Logger LOG = LoggerFactory.getLogger(LoginHelper.class);

    /** * 登陆用户信息KEY */
    private final String LOGIN_USER_KEY = "login:user:";
    /** * 登陆用户TOKEN KEY */
    private final String LOGIN_TOKEN_KEY = "login:token:";
    /** * 登陆失败统计 KEY */
    private final String LOGIN_FAIL_COUNT_KEY = "login:fail:count";
    /** * 登陆失败最多容许次数 */
    private final long MAX_FAIL_COUNT = 5;


    /** * 登陆服务 */
    @Resource
    private LoginService loginService;

    /** * redis助手 */
    @Autowired
    private RedisHelper redisHelper;


    /** * 登陆 * * @param account 用户名 * @param password 密码 * @param callbackUrl 回调URL * @return */
    public LoginResult login(String account, String password, String callbackUrl) {
        Assert.notNull(account, "account is null ");
        Assert.notNull(password, "password is null ");
        Assert.notNull(callbackUrl, "callbackUrl is null ");
        //判断帐户是否屡次登陆失败被锁定
        String value = redisHelper.getStringValue(LOGIN_FAIL_COUNT_KEY + account);
        if (StringUtils.isNotBlank(value)) {
            Long loginFailCount = Long.parseLong(value);
            if (loginFailCount.longValue() >= MAX_FAIL_COUNT) {
                return new LoginResult(LoginStatus.ACCOUNT_LOCK);
            }
        }
        //登陆操做
        LoginResult loginResult = loginService.login(account, password, callbackUrl);
        switch (loginResult.getLoginStatus()) {
            case SUCCESS:
                //登陆成功
                loginSuccess(loginResult);
                break;
            case FAIL:
                //登陆失败
                loginFail(loginResult);
                break;
            case ERROR:
                loginError(loginResult);
                //登陆异常
                break;
            default:
                break;
        }
        return loginResult;
    }

    /** * 注销 * * @param account * @param token */
    public void logout(String account, String token) {
        Assert.notNull(account, "account is null ");
        Assert.notNull(token, "token is null ");
        removeKey(account, token);
    }

    /** * 注销 * * @param token */
    public void logout(String token) {
        Assert.notNull(token, "token is null ");
        removeKey(token);
    }

    /** * 获取登陆用户 * * @param token * @return */
    public LoginUser getLoginUser(String token) {
        Assert.notNull(token, "token is null ");
        String value = redisHelper.getStringValue(LOGIN_USER_KEY + token);
        if (StringUtils.isNotBlank(value)) {
            return JSON.parseObject(value, LoginUser.class);
        }
        return null;
    }

    /** * 移除 key * * @param account * @param token */
    private void removeKey(String account, String token) {
        redisHelper.del(LOGIN_FAIL_COUNT_KEY + account);
        redisHelper.del(LOGIN_TOKEN_KEY + account);
        redisHelper.del(LOGIN_USER_KEY + token);
    }

    /** * 移除 Key * * @param token */
    private void removeKey(String token) {
        redisHelper.del(LOGIN_USER_KEY + token);
        //其他的key到达过时时间自动过时
    }


    /** * 登陆异常 * * @param loginResult */
    private void loginError(LoginResult loginResult) {
        LOG.error("user 【" + loginResult.getLoginUser().getAccount() + "】 login error");
    }

    /** * 登陆失败操做 * * @param loginResult */
    private void loginFail(LoginResult loginResult) {
        String key = LOGIN_FAIL_COUNT_KEY + loginResult.getLoginUser();
        redisHelper.increment(key, 30 * 60 * 1000);
    }

    /** * 登陆成功操做 * * @param loginResult */
    private void loginSuccess(LoginResult loginResult) {
        LoginUser loginUser = loginResult.getLoginUser();
        loginUser.setLoginTime(String.valueOf(new Date().getTime()));
        UserToken userToken = UserToken.getUserToken();
        redisHelper.set(LOGIN_TOKEN_KEY + loginResult.getLoginUser().getAccount(), JSON.toJSONString(userToken), 30, TimeUnit.MINUTES);
        redisHelper.set(LOGIN_USER_KEY + userToken.getToken(), JSON.toJSONString(loginUser), 30, TimeUnit.MINUTES);
        redisHelper.del(LOGIN_FAIL_COUNT_KEY + loginResult.getLoginUser());
    }


}

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3.配置文件

代码以下(示例):

server:
  port: 8088


spring:
  #redis配置
  redis:
    host: 192.168.6.134
    port: 30511
    password:


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4.单元测试

测试代码以下(示例):

@Autowired
    private LoginHelper loginHelper;

    @Test public void testLogin() {
        //测试时先开启HyhBootApplication
        String account = "hyh";
        String password = "hyh-pwd";
        String cllbackUrl = "http://localhost:8088/hyh/login";//在com.hyh.core.web下可查看
        LoginResult loginResult = loginHelper.login(account, password, cllbackUrl);
        System.out.println("loginResult:" + loginResult.toString());
    }
//控制层代码
    @RequestMapping(value = "login", method = RequestMethod.POST)
    public LoginResult login(@RequestBody LoginUser loginUser) {
        Assert.notNull(loginUser.getAccount(), "account is null");
        Assert.notNull(loginUser.getPassword(), "password is null");
        LoginResult loginResult = new LoginResult(LoginStatus.SUCCESS);
        loginResult.setLoginUser(loginUser);
        //模拟直接返回登陆成功
        return loginResult;
    }

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总结

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