nginx 서브 도메인

1 노드 포트를 3000-4000 으로 여러포트를 열어 준다.
2 sudo certbot --nginx // certbot 설치 되었다고 가정
3 도메인마다 https 인증 받은 뒤,
4. vi /etc/nginx/nginx.conf 파일 변경하기

events{}
http {
        server {
    if ($host = 도메인주소A) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


                server_name yushin.kr;
                return 301 https://yushin.kr$request_uri;
        

}
        server {
    if ($host =  도메인주소B;) {
        return 301 https://$host$request_uri;
    } # managed by Certbot


                server_name test.yushin.kr;
                return 301 https://test.yushin.kr$request_uri;
        

}
        server {
                listen 443 ssl;
                server_name 도메인 주소 A;
    ssl_certificate /etc/letsencrypt/live/도메인 주소A/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/도메인주소A/privkey.pem; # managed by Certbot
                include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
                ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
                location / {
                        proxy_set_header Host $host;
                        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
                        proxy_set_header X-Forwarded-Proto $scheme;
                        proxy_set_header Upgrade $http_upgrade;
                        proxy_set_header Connection "upgrade";
                        proxy_set_header X-Real-IP $remote_addr;
                        proxy_pass http://127.0.0.1:3000;
                        proxy_redirect off;
 
               }
       
}
       server {
                listen 443 ssl;
                server_name 도메인주소B;
    ssl_certificate /etc/letsencrypt/live/도메인주소B/fullchain.pem; # managed by Certbot
    ssl_certificate_key /etc/letsencrypt/live/도메인주소 B/privkey.pem; # managed by Certbot
               include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
                ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem;
                location / {
                        proxy_set_header Host $host;
                        proxy_set_header X-Forwarded-Proto $scheme;
                        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
                        proxy_set_header X-Real-IP $remote_addr;
                        proxy_set_header Upgrade $http_upgrade;
                        proxy_set_header Connection "upgrade";
                        proxy_pass http://127.0.0.1:3001;
                        proxy_redirect off;
                }
        
}
}

5. pm2 설치 후 각 노드서버 열어주고 종료하기