AppConfig.java

package com.dku.springstudy.config.security;

import com.dku.springstudy.config.security.jwt.CustomAuthenticationEntryPoint;
import com.dku.springstudy.config.security.jwt.JwtAuthenticationFilter;
import lombok.RequiredArgsConstructor;
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.http.SessionCreationPolicy;
import org.springframework.security.crypto.factory.PasswordEncoderFactories;
import org.springframework.security.crypto.password.PasswordEncoder;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.web.filter.CorsFilter;

@Configuration
@EnableWebSecurity
@RequiredArgsConstructor
public class AppConfig {

    private final JwtAuthenticationFilter jwtAuthenticationFilter;
    private final CustomAuthenticationEntryPoint customAuthenticationEntryPoint;

    @Bean
    public PasswordEncoder passwordEncoder(){
        return PasswordEncoderFactories.createDelegatingPasswordEncoder();
    }

    @Bean
    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception{
        return http
                .csrf().disable()
                .httpBasic().disable()
                .exceptionHandling()
                .authenticationEntryPoint(customAuthenticationEntryPoint)
                .and()
                .sessionManagement().sessionCreationPolicy(SessionCreationPolicy.STATELESS)
                .and()
                .authorizeRequests()
                .antMatchers("/i/**").access("hasRole('ADMIN')")
                .antMatchers("/account/**").permitAll()
                .anyRequest().authenticated()
                .and()
                .addFilterAfter(jwtAuthenticationFilter, CorsFilter.class)
                .build();
    }
}