nginx.conf

user                    nginx;
error_log               /var/log/nginx/error.log warn;
pid                     /var/run/nginx.pid;
worker_processes        auto;
worker_rlimit_nofile    33282;

events {
    use epoll;
    worker_connections  1024;
    multi_accept on;
}

http {
    include       /etc/nginx/mime.types;
    default_type  application/octet-stream;

    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
                      '$status $body_bytes_sent "$http_referer" '
                      '"$http_user_agent" "$http_x_forwarded_for"';

    include       conf.d/*.conf;

    map $http_upgrade $connection_upgrade {
        default     "upgrade";
    }

    upstream springboot {
        server 127.0.0.1:8080;
        keepalive 1024;
    }

    server {
        listen        80 default_server;
        listen        [::]:80 default_server;

        location / {
            proxy_pass          http://springboot;
            # CORS 관련 헤더 추가
            # add_header 'Access-Control-Allow-Origin' '*';
            # add_header 'Access-Control-Allow-Methods' 'GET, POST, PUT, DELETE, OPTIONS';
            # add_header 'Access-Control-Allow-Headers' 'Authorization, Content-Type';
            proxy_http_version  1.1;
            proxy_set_header    Connection          $connection_upgrade;
            proxy_set_header    Upgrade             $http_upgrade;

            proxy_set_header    Host                $host;
            proxy_set_header    X-Real-IP           $remote_addr;
            proxy_set_header    X-Forwarded-For     $proxy_add_x_forwarded_for;

            # 타임아웃 설정 추가
            proxy_read_timeout  900s;      # 백엔드 서버로부터의 응답을 기다리는 시간
            proxy_connect_timeout  900s;  # 백엔드 서버에 연결을 시도하는 시간
            proxy_send_timeout  900s;     # Nginx가 백엔드 서버로 요청을 전송하는 시간
        }

        access_log    /var/log/nginx/access.log main;

        client_header_timeout 60;
        client_body_timeout   60;
        keepalive_timeout     60;
        gzip                  off;
        gzip_comp_level       4;

        # Include the Elastic Beanstalk generated locations
        # include conf.d/elasticbeanstalk/healthd.conf;
    }
}