Nginx + Nodejs + Let’s Encrypt + Socket.io
Nginx Reverse Proxy Configuration for Websocket on SSL
upstream app_name {
server example.com:3333;
}
upstream websocket_server {
server example.com:3333;
}
# HTTP Server
server {
listen 80 default_server;
server_name example.com;
return 301 https://$host$request_uri;
}
# HTTPS Server
server {
listen 443 default_server ssl;
server_name example.com;
root /home/admin/web/site_folder;
location / {
proxy_pass http://app_name;
proxy_set_header Host $host;
proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
proxy_http_version 1.1;
proxy_set_header Upgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_set_header Host $host;
}
ssl_certificate /etc/letsencrypt/live/example.com/fullchain.pem; # managed by Certbot
ssl_certificate_key /etc/letsencrypt/live/example.com/privkey.pem; # managed by Certbot
}
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