SecurityConfig.java

package com.mycom.socket.auth.config;

import com.mycom.socket.auth.jwt.JWTFilter;
import com.mycom.socket.auth.jwt.JWTUtil;
import com.mycom.socket.auth.service.MemberDetailsService;
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.annotation.web.configurers.AbstractHttpConfigurer;
import org.springframework.security.config.http.SessionCreationPolicy;
import org.springframework.security.web.SecurityFilterChain;
import org.springframework.security.web.authentication.UsernamePasswordAuthenticationFilter;
import org.springframework.web.cors.CorsConfiguration;

@Configuration
@EnableWebSecurity
@RequiredArgsConstructor
public class SecurityConfig{

    private final JWTUtil jwtUtil;
    private final MemberDetailsService memberDetailsService;

    @Bean
    public SecurityFilterChain filterChain(HttpSecurity http) throws Exception {
        http
                .cors(cors -> cors.configurationSource(request -> new CorsConfiguration().applyPermitDefaultValues()))
                .csrf(AbstractHttpConfigurer::disable)
                .httpBasic(AbstractHttpConfigurer::disable)
                .formLogin(AbstractHttpConfigurer::disable)

                .addFilterBefore(
                        new JWTFilter(jwtUtil, memberDetailsService),
                        UsernamePasswordAuthenticationFilter.class
                )

                .sessionManagement(session ->
                        session.sessionCreationPolicy(SessionCreationPolicy.STATELESS))

                .authorizeHttpRequests(auth -> auth
                        .requestMatchers(
                                "/","/api/auth/**", "/api/profile/**", "/swagger-ui/**", "/v3/api-docs/**"
                        ).permitAll()
                        .anyRequest()
                        .authenticated());

        return http.build();
    }
}