Spring Security源码分析五:Spring Security实现短信登录

2018/01/14 Spring Security

目前常见的社交软件、购物软件、支付软件、理财软件等,均需要用户进行登录才可享受软件提供的服务。目前主流的登录方式主要有 3 种:账号密码登录、短信验证码登录和第三方授权登录。我们已经实现了账号密码和第三方授权登录。本章我们将使用Spring Security实现短信验证码登录。

概述

Spring Security源码分析一:Spring Security认证过程Spring Security源码分析二:Spring Security授权过程两章中。我们已经详细解读过Spring Security如何处理用户名和密码登录。(其实就是过滤器链)本章我们将仿照用户名密码来显示短信登录。

目录结构

http://dandandeshangni.oss-cn-beijing.aliyuncs.com/github/Spring%20Security/Spring-Security-sms.png

SmsCodeAuthenticationFilter

SmsCodeAuthenticationFilter对应用户名密码登录的UsernamePasswordAuthenticationFilter同样继承AbstractAuthenticationProcessingFilter

public class SmsCodeAuthenticationFilter extends AbstractAuthenticationProcessingFilter {

    /**
     * request中必须含有mobile参数
     */
    private String mobileParameter = SecurityConstants.DEFAULT_PARAMETER_NAME_MOBILE;
    /**
     * post请求
     */
    private boolean postOnly = true;

    protected SmsCodeAuthenticationFilter() {
        /**
         * 处理的手机验证码登录请求处理url
         */
        super(new AntPathRequestMatcher(SecurityConstants.DEFAULT_SIGN_IN_PROCESSING_URL_MOBILE, "POST"));
    }

    @Override
    public Authentication attemptAuthentication(HttpServletRequest request, HttpServletResponse response) throws AuthenticationException, IOException, ServletException {
        //判断是是不是post请求
        if (postOnly && !request.getMethod().equals("POST")) {
            throw new AuthenticationServiceException("Authentication method not supported: " + request.getMethod());
        }
        //从请求中获取手机号码
        String mobile = obtainMobile(request);

        if (mobile == null) {
            mobile = "";
        }

        mobile = mobile.trim();
        //创建SmsCodeAuthenticationToken(未认证)
        SmsCodeAuthenticationToken authRequest = new SmsCodeAuthenticationToken(mobile);

        //设置用户信息
        setDetails(request, authRequest);
        //返回Authentication实例
        return this.getAuthenticationManager().authenticate(authRequest);
    }

    /**
     * 获取手机号
     */
    protected String obtainMobile(HttpServletRequest request) {
        return request.getParameter(mobileParameter);
    }

    protected void setDetails(HttpServletRequest request, SmsCodeAuthenticationToken authRequest) {
        authRequest.setDetails(authenticationDetailsSource.buildDetails(request));
    }

    public void setMobileParameter(String usernameParameter) {
        Assert.hasText(usernameParameter, "Username parameter must not be empty or null");
        this.mobileParameter = usernameParameter;
    }

    public void setPostOnly(boolean postOnly) {
        this.postOnly = postOnly;
    }

    public final String getMobileParameter() {
        return mobileParameter;
    }
}
  1. 认证请求的方法必须为POST
  2. 从request中获取手机号
  3. 封装成自己的Authenticaiton的实现类SmsCodeAuthenticationToken(未认证)
  4. 调用 AuthenticationManagerauthenticate 方法进行验证(即SmsCodeAuthenticationProvider

SmsCodeAuthenticationToken

SmsCodeAuthenticationToken对应用户名密码登录的UsernamePasswordAuthenticationToken

public class SmsCodeAuthenticationToken extends AbstractAuthenticationToken {
    private static final long serialVersionUID = 2383092775910246006L;

    /**
     * 手机号
     */
    private final Object principal;

    /**
     * SmsCodeAuthenticationFilter中构建的未认证的Authentication
     * @param mobile
     */
    public SmsCodeAuthenticationToken(String mobile) {
        super(null);
        this.principal = mobile;
        setAuthenticated(false);
    }

    /**
     * SmsCodeAuthenticationProvider中构建已认证的Authentication
     * @param principal
     * @param authorities
     */
    public SmsCodeAuthenticationToken(Object principal,
                                      Collection<? extends GrantedAuthority> authorities) {
        super(authorities);
        this.principal = principal;
        super.setAuthenticated(true); // must use super, as we override
    }

    @Override
    public Object getCredentials() {
        return null;
    }

    @Override
    public Object getPrincipal() {
        return this.principal;
    }

    /**
     * @param isAuthenticated
     * @throws IllegalArgumentException
     */
    public void setAuthenticated(boolean isAuthenticated) throws IllegalArgumentException {
        if (isAuthenticated) {
            throw new IllegalArgumentException(
                    "Cannot set this token to trusted - use constructor which takes a GrantedAuthority list instead");
        }

        super.setAuthenticated(false);
    }

    @Override
    public void eraseCredentials() {
        super.eraseCredentials();
    }
}

SmsCodeAuthenticationProvider

SmsCodeAuthenticationProvider对应用户名密码登录的DaoAuthenticationProvider

public class SmsCodeAuthenticationProvider implements AuthenticationProvider {

    private UserDetailsService userDetailsService;

    @Override
    public Authentication authenticate(Authentication authentication) throws AuthenticationException {
        SmsCodeAuthenticationToken authenticationToken = (SmsCodeAuthenticationToken) authentication;
        //调用自定义的userDetailsService认证
        UserDetails user = userDetailsService.loadUserByUsername((String) authenticationToken.getPrincipal());

        if (user == null) {
            throw new InternalAuthenticationServiceException("无法获取用户信息");
        }
        //如果user不为空重新构建SmsCodeAuthenticationToken(已认证)
        SmsCodeAuthenticationToken authenticationResult = new SmsCodeAuthenticationToken(user, user.getAuthorities());

        authenticationResult.setDetails(authenticationToken.getDetails());

        return authenticationResult;
    }
	
	/**
     * 只有Authentication为SmsCodeAuthenticationToken使用此Provider认证
     * @param authentication
     * @return
     */
    @Override
    public boolean supports(Class<?> authentication) {
        return SmsCodeAuthenticationToken.class.isAssignableFrom(authentication);
    }

    public UserDetailsService getUserDetailsService() {
        return userDetailsService;
    }

    public void setUserDetailsService(UserDetailsService userDetailsService) {
        this.userDetailsService = userDetailsService;
    }
}

SmsCodeAuthenticationSecurityConfig短信登录配置

@Component
public class SmsCodeAuthenticationSecurityConfig extends SecurityConfigurerAdapter<DefaultSecurityFilterChain, HttpSecurity> {

    @Autowired
    private AuthenticationFailureHandler merryyouAuthenticationFailureHandler;

    @Autowired
    private UserDetailsService userDetailsService;

    @Override
    public void configure(HttpSecurity http) throws Exception {
        //自定义SmsCodeAuthenticationFilter过滤器
        SmsCodeAuthenticationFilter smsCodeAuthenticationFilter = new SmsCodeAuthenticationFilter();
        smsCodeAuthenticationFilter.setAuthenticationManager(http.getSharedObject(AuthenticationManager.class));
        smsCodeAuthenticationFilter.setAuthenticationFailureHandler(merryyouAuthenticationFailureHandler);

        //设置自定义SmsCodeAuthenticationProvider的认证器userDetailsService
        SmsCodeAuthenticationProvider smsCodeAuthenticationProvider = new SmsCodeAuthenticationProvider();
        smsCodeAuthenticationProvider.setUserDetailsService(userDetailsService);
        //在UsernamePasswordAuthenticationFilter过滤前执行
        http.authenticationProvider(smsCodeAuthenticationProvider)
                .addFilterAfter(smsCodeAuthenticationFilter, UsernamePasswordAuthenticationFilter.class);
    }
}

MerryyouSecurityConfig 主配置文件

 @Override
    protected void configure(HttpSecurity http) throws Exception {
//        http.addFilterBefore(validateCodeFilter, UsernamePasswordAuthenticationFilter.class)
        http
                .formLogin()//使用表单登录,不再使用默认httpBasic方式
                .loginPage(SecurityConstants.DEFAULT_UNAUTHENTICATION_URL)//如果请求的URL需要认证则跳转的URL
                .loginProcessingUrl(SecurityConstants.DEFAULT_SIGN_IN_PROCESSING_URL_FORM)//处理表单中自定义的登录URL
                .and()
                .apply(validateCodeSecurityConfig)//验证码拦截
                .and()
                .apply(smsCodeAuthenticationSecurityConfig)
                .and()
                .apply(merryyouSpringSocialConfigurer)//社交登录
                .and()
                .rememberMe()
......

调试过程

短信登录拦截请求/authentication/mobile

http://dandandeshangni.oss-cn-beijing.aliyuncs.com/github/Spring%20Security/spring-sms-01.png

自定义SmsCodeAuthenticationProvider http://dandandeshangni.oss-cn-beijing.aliyuncs.com/github/Spring%20Security/spring-sms-02.png

效果如下: http://dandandeshangni.oss-cn-beijing.aliyuncs.com/github/Spring%20Security/121.gif.gif

代码下载

从我的 github 中下载,https://github.com/longfeizheng/logback

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