spring-guides / gs-securing-web

Securing a Web Application :: Learn how to protect your web application with Spring Security.

Home Page:http://spring.io/guides/gs/securing-web/

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issues about method successForwardUrl()

jx00109 opened this issue · comments

commented

I can run the demo well, but when I try to set the page after logining successfully by successForwardUrl(), I have got exception as follow:

Whitelabel Error Page
This application has no explicit mapping for /error, so you are seeing this as a fallback.

Mon Jun 10 11:17:56 CST 2019
There was an unexpected error (type=Method Not Allowed, status=405).
Request method 'POST' not supported

WebSecurityConfig.java

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.UserDetailsService;
import org.springframework.security.provisioning.InMemoryUserDetailsManager;

@Configuration
@EnableWebSecurity
public class WebSecurityConfig extends WebSecurityConfigurerAdapter {

    @Override
    protected void configure(HttpSecurity http) throws Exception {
        http.authorizeRequests().antMatchers("/", "/home").permitAll()
                .anyRequest().authenticated()
                .and()
                .formLogin()
                .loginPage("/login")
                .loginProcessingUrl("/login.do")
                .successForwardUrl("/shop")
                .permitAll()
                .and()
                .logout()
                .permitAll();
    }

    @Bean
    @Override
    public UserDetailsService userDetailsService() {
        UserDetails user = User.withDefaultPasswordEncoder().username("user")
                .password("password").roles("USER").build();

        return new InMemoryUserDetailsManager(user);
    }
}

login.html

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org"
      xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity3">
<head>
    <title>Spring Security Example </title>
</head>
<body>
<div th:if="${param.error}">
    Invalid username and password.
</div>
<div th:if="${param.logout}">
    You have been logged out.
</div>
<form th:action="@{/login.do}" method="post">
    <div><label> User Name : <input type="text" name="username"/> </label></div>
    <div><label> Password: <input type="password" name="password"/> </label></div>
    <div><input type="submit" value="Sign In"/></div>
</form>
</body>
</html>

shop.html

<!DOCTYPE html>
<html lang="en" xmlns="http://www.w3.org/1999/xhtml" xmlns:th="https://www.thymeleaf.org"
      xmlns:sec="https://www.thymeleaf.org/thymeleaf-extras-springsecurity3">
<head>
    <title>Spring Security Example</title>
</head>
<body>
<h1>Hello, I am shop.html</h1>
</body>
</html>

MvcConfig.java

import org.springframework.context.annotation.Configuration;
import org.springframework.web.servlet.config.annotation.ViewControllerRegistry;
import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;

@Configuration
public class MvcConfig implements WebMvcConfigurer {
    @Override
    public void addViewControllers(ViewControllerRegistry registry) {
        registry.addViewController("/home").setViewName("home");
        registry.addViewController("/").setViewName("home");
        registry.addViewController("/hello").setViewName("hello");
        registry.addViewController("/login").setViewName("login");
        registry.addViewController("/shop").setViewName("shop");
    }
}

Try to remove .loginProcessingUrl("/login.do") part and then try again. I think post endpoint in controller /login.do somehow interferes with spring's .loginProcessingUrl("/login.do")