org.zaizi.sensefy.auth.LoginConfig.java Source code

Introduction

Here is the source code for org.zaizi.sensefy.auth.LoginConfig.java

Source

/**
 * (C) Copyright 2015 Zaizi Limited (http://www.zaizi.com).
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser General Public License
 * (LGPL) version 3.0 which accompanies this distribution, and is available at 
 * http://www.gnu.org/licenses/lgpl-3.0.en.html
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * Lesser General Public License for more details.
 *
  **/
package org.zaizi.sensefy.auth;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.ServletException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.context.annotation.Configuration;
import org.springframework.core.annotation.Order;
import org.springframework.security.authentication.AuthenticationManager;
import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.web.csrf.CsrfFilter;
import org.springframework.security.web.csrf.CsrfToken;
import org.springframework.security.web.csrf.CsrfTokenRepository;
import org.springframework.security.web.csrf.HttpSessionCsrfTokenRepository;
import org.springframework.stereotype.Component;
import org.springframework.web.filter.OncePerRequestFilter;
import org.springframework.web.util.WebUtils;

/**
 * @author mfahiz
 */
@Component
@Configuration
@Order(-10)
class LoginConfig extends WebSecurityConfigurerAdapter {

    @Autowired
    private AuthenticationManager authenticationManager;

    @Override
    protected void configure(HttpSecurity http) throws Exception {

        http.formLogin().loginPage("/login").permitAll().and().requestMatchers()
                .antMatchers("/login", "/oauth/authorize", "/oauth/confirm_access").and().authorizeRequests()
                .anyRequest().authenticated().and().csrf().csrfTokenRepository(csrfTokenRepository()).and()
                .addFilterAfter(csrfHeaderFilter(), CsrfFilter.class);

    }

    @Override
    protected void configure(AuthenticationManagerBuilder auth) throws Exception {
        auth.parentAuthenticationManager(authenticationManager);
    }

    private Filter csrfHeaderFilter() {
        return new OncePerRequestFilter() {

            @Override
            protected void doFilterInternal(HttpServletRequest request, HttpServletResponse response,
                    FilterChain filterChain) throws ServletException, IOException {
                CsrfToken csrf = (CsrfToken) request.getAttribute(CsrfToken.class.getName());
                if (csrf != null) {

                    Cookie cookie = WebUtils.getCookie(request, "XSRF-TOKEN");
                    String token = csrf.getToken();
                    if (cookie == null || token != null && !token.equals(cookie.getValue())) {
                        cookie = new Cookie("XSRF-TOKEN", token);
                        cookie.setPath("/");
                        response.addCookie(cookie);
                        // response.setHeader("Access-Control-Allow-Origin",
                        // "*");
                        // response.setHeader("Access-Control-Allow-Methods",
                        // "POST, GET, OPTIONS, DELETE");
                        // response.setHeader("Access-Control-Max-Age",
                        // "3600");
                        // response.setHeader("Access-Control-Allow-Headers",
                        // "x-requested-with");
                    }

                }
                filterChain.doFilter(request, response);
            }
        };
    }

    private CsrfTokenRepository csrfTokenRepository() {
        HttpSessionCsrfTokenRepository repository = new HttpSessionCsrfTokenRepository();
        repository.setHeaderName("X-XSRF-TOKEN");
        return repository;

    }
}