Deploy Your Node.JS Application

Please follow the steps below before deploying the application to remove the sample program.

Pre-condition

1. Delete the process of pm2 sample program

   pm2 delete 0
   ```   
   

2. Save the modification

   pm2 save
   

3. Delete the folder of program

   rm -rf /data/wwwroot/project
   

Deployment

Following are the steps for adding your Node.js Applicaton:

1. Upload your Node.js application to the directory: /data/wwwroot e.g. assume folder name is myapps

2. Using putty to log in Linux,then go the myapps directory and install the node.js application dependency package

   cd /data/wwwroot/myapps
   npm install
   

3. Modify the database configuration file if necessary

4. Come back to the myapps directory and start up the index.js or app.js.Using the pm2 list command to show the state of application,if the application is “online” means is runing OK

   cd /data/wwwroot/myapps
   pm2 start index.js 
   pm2 list
   

5. Then you shoul save the process of application and make it boot automatically start

   pm2 save 
   sudo pm2 startup 
   pm2 save
   

6. Add a new reverse proxy conf file of Ngnix.(Like the /etc/nginx/sites-available/default below).Please make sure using the correct port(The default port is 3000)

   server {
           listen 80 default_server;
           server_name _;
           location / {
           proxy_pass http://127.0.0.1:3000;
           proxy_set_header Host $host;
           proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
           }
   }
   

7. Restart Nginx

    systemctl restart nginx.service