Cài đặt NVM trên Ubuntu
Tải và cài đặt
Kiểm tra phiên bản nvm
nvm --versionCài đặt Nodejs phiên bản 12
nvm install 18.17.0# check if installed
nvm --version==> 0.39.5
# list available Node.js versions
nvm ls-remote# choose one version and install it
# example of v10.4.1 installation
node --version==> v12.16.2
Khai báo dùng phiên bản nodejs cho nvm
nvm use 12.16.22nvm alias default 18.17.0# check more nvm usage
nvm --helpPM2 Cài đặt Process Manager 2
npm install pm2@latest -g ;# check if installed properly
pm2 -V# start our server with PM2 after instal Express js
pm2 start server.js2pm2 startup# this will generate another command that you need to run
# We also need to save what processes
# should get started with pm2
pm2 save#To restart an application:
pm2 restart 02pm2 restart all#To stop a specified application:
pm2 stop api
pm2 stop
#To stop and delete an application:
pm2 delete api
pm2 delete all
#To list all running applications:
pm2 list
# Or
pm2
#To reset the restart counter:
pm2 reset all
Cài Express Js
# go to your user's directory
cd /home/lukas
# create folder simpleServer
mkdir simpleServer
# go inside
cd simpleServer
# create package.json
npm init -y
# install Express.js
npm install express
# open nano
nano server.js
# to save, press Ctrl + X ==> Y ==> Enter
--------------------------
const express = require('express');2const app = express();3app.get('/', (req, res) => {4 res.send("Hello World!");5});6const port = 3000;7const server = app.listen(port, () => {8 console.log(`Listening on http://localhost:${port}`);9});--------------------------
Cài Nginx web server proxy
sudo apt-get install nginx
cd /etc/nginx/sites-available
sudo nano simpleServer
--------------------------
server {
listen 80;
server_name www.example.com example.com;
location / {
proxy_pass http://localhost:3000/;
}
}
--------------------------
# check if your configuration is ok
sudo nginx -t
# enable your configuration
sudo ln -s /etc/nginx/sites-available/simpleServer /etc/nginx/sites-enabled
# restart nginx
sudo service restart nginx
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