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.gitignore
README.md
main.js
package.json
schema.js

README.md

code

client
server

wiki

1.关于密码学
2.系统描述
3.业务消息
4.数据存储

run code

$ npm install
$ node main.js

deploy with ssl, nginx, pm2

sudo apt install nginx
sudo ufw allow 'Nginx Full'
sudo ufw allow 22/tcp
sudo ufw enable
sudo ufw status

sudo add-apt-repository ppa:certbot/certbot
sudo apt update
sudo apt install python-certbot-nginx

sudo certbot --nginx -d oxo-chat-server.com -d ru.oxo-chat-server.com
Enter your email address
Enter “A” for Agree
Enter “Y” for Yes
Enter “2”
sudo certbot renew --dry-run

sudo mv /etc/nginx/sites-available/default /etc/nginx/sites-available/default.backup
sudo nano /etc/nginx/sites-available/default

#https on 80 from localhost:8000
server {  
  listen 443 ssl;  
  server_name oxo-chat-server.com;  
  ssl_certificate /etc/letsencrypt/live/oxo-chat-server.com/fullchain.pem;  
  ssl_certificate_key /etc/letsencrypt/live/oxo-chat-server.com/privkey.pem;  
  ssl_protocols TLSv1.2;  
  ssl_prefer_server_ciphers on;  
  ssl_ciphers EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH;  
  root /usr/share/nginx/html;  
  index index.html index.htm;  
  
  server_name localhost;  
  location / {
    proxy_pass http://localhost:8000/;  
    proxy_http_version 1.1;  
    proxy_set_header Host $http_host;  
    proxy_set_header X-Real-IP $remote_addr;  
    proxy_set_header X-Forward-For $proxy_add_x_forwarded_for;  
    proxy_set_header X-Forward-Proto http;  
    proxy_set_header X-Nginx-Proxy true;  
    proxy_redirect off;  
  }
}
  
server {  
  listen 80;  
  server_name oxo-chat-server.com;  
  return 301 https://$host$request_uri;  
}  
  

#wss on 80 from localhost:3000
server {  
  listen 443 ssl;  
  server_name ru.oxo-chat-server.com;  
  ssl_certificate /etc/letsencrypt/live/oxo-chat-server.com/fullchain.pem;  
  ssl_certificate_key /etc/letsencrypt/live/oxo-chat-server.com/privkey.pem;  
  ssl_protocols TLSv1.2;  
  ssl_prefer_server_ciphers on;  
  ssl_ciphers EECDH+AESGCM:EDH+AESGCM:AES256+EECDH:AES256+EDH;  
  root /usr/share/nginx/html;  
  index index.html index.htm;  
  
  server_name localhost;  
  location / {
    proxy_pass http://localhost:3000/;  
    proxy_http_version 1.1;  
    proxy_set_header Upgrade $http_upgrade;  
    proxy_set_header Connection "upgrade";  
    proxy_set_header Host $http_host;  
    proxy_set_header X-Real-IP $remote_addr;  
    proxy_connect_timeout 1d;  
    proxy_send_timeout 1d;  
    proxy_read_timeout 1d;  
  }
}
  
server {  
  listen 80;  
  server_name ru.oxo-chat-server.com;  
  return 301 https://$host$request_uri;  
}  

sudo nginx -t
sudo systemctl reload nginx

sudo npm install -g pm2
pm2 start main.js

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