src/main/java/com/blog/web/security/SecurityConfig.java


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package com.blog.web.security;

import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.security.config.annotation.method.configuration.EnableMethodSecurity;
import org.springframework.security.config.annotation.web.builders.HttpSecurity;
import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.util.matcher.AntPathRequestMatcher;

@Configuration
@EnableWebSecurity
@EnableMethodSecurity(securedEnabled = true)
public class SecurityConfig {
    @Bean
    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
        // disabling csrf leaves us vulnerable, in a real production app do not do this
        http.csrf(c -> c.disable())
                .cors(c -> c.disable())
                .authorizeHttpRequests( auths -> auths
                        .requestMatchers("/login", "/register", "/articles", "/css/**", "/js/**")
                        .permitAll()
                )
                .formLogin(form -> form
                        .loginPage("/login")
                        .usernameParameter("username")
                        .passwordParameter("password")
                        .defaultSuccessUrl("/articles")
                        .loginProcessingUrl("/login")
                        .failureUrl("/login?error=true")
                        .permitAll()
                ).logout(
                        logout -> logout
                                .logoutUrl("/logout")
                                .logoutSuccessUrl("/articles"));
        return http.build();
    }
}