Linux-Server-Configuration

Project Description

installation of a Linux distribution on a virtual machine and prepare it to host your web applications

• IP address: 35.184.63.42

• SSH port: 2200

• Application URL: http://catalogsalah.tk/

Walkthrough

Update all currently installed packages sudo apt-get update sudo apt-get upgrade

1. Create new user named grader and give it the permission to sudo

• access the server through gcloud
• `' sudo adduser grade' create a new user named grader
• Create a new file in the sudoers directory with sudo nano /etc/sudoers.d/grader
• Add the following text grader ALL=(ALL:ALL) ALL

2. Change SSH port from 22 to 2200 ,Disable ssh login for root user

• Run sudo nano /etc/ssh/sshd_config
• Change the port from 22 to 2200
• Change PermitRootLogin without-password line to PermitRootLogin no

3. Configure the Uncomplicated Firewall

• sudo ufw allow 2200/tcp
• sudo ufw allow 80/tcp
• sudo ufw allow 123/udp
• sudo ufw enable

4. Configure the local timezone to UTC

• Run sudo dpkg-reconfigure tzdata and then choose UTC

5. key generation

• Run 'ssh-keygen' in pc terminal
• file .pub copy content

6. Configure key-based authentication for grader user

• Run this command sudo nano /home/grader/.ssh/authorized_keys
• paste the copied content

7. Disable ssh login for root user

• Restart ssh with sudo service ssh restart
• Now you are only able to login using ssh grader@35.184.63.42 -p 2200 -i id_rsa

8. Install Apache

• sudo apt-get install apache2

9. Install mod_wsgi

• Run sudo apt-get install libapache2-mod-wsgi python-dev
• Enable mod_wsgi with sudo a2enmod wsgi
• Start the web server with sudo service apache2 start

10. Clone the Catalog app from Github

• Install git using: sudo apt-get install git
• cd /var/www
• sudo mkdir catalog
• Change owner of the newly created catalog folder sudo chown -R grader:grader catalog
• cd /catalog
• Clone your project from github git clone https://github.com/ahmedsaalah/Item-Catalog.git catalog
• Create a start.wsgi file, then add this inside:

import sys
sys.path.insert(0, "/var/www/catalog/catalog")
from __init__  import app as application

• Rename application.py to init.py mv project.py __init__.py

11. Install virtual environment

• Install the virtual environment sudo pip install virtualenv
• Create a new virtual environment with sudo virtualenv venv
• Activate the virutal environment source venv/bin/activate
• Change permissions sudo chmod -R 777 venv

12. Install Flask and other dependencies

• Install pip with sudo apt-get install python-pip
• Install Flask pip install Flask
• Install other project dependencies sudo apt-get install python-psycopg2 python-flask sudo apt-get install python-sqlalchemy python-pip sudo pip install oauth2client sudo pip install requests sudo pip install httplib2 sudo pip install flask-seasurf

13. Update path of client_secrets.json file

• nano __init__.py
• Change client_secrets.json path to /var/www/catalog/catalog/client_secrets.json

14. Configure and enable a new virtual host

• Run this: sudo nano /etc/apache2/sites-available/catalog.conf
• Paste this code:

<VirtualHost *:80>
  WSGIDaemonProcess catalog user=www-data group=www-data threads=5
  WSGIScriptAlias / /var/www/catalog/start.wsgi
  <Directory /var/www/catalog>
      Require all granted
  </Directory>
  alias /static /var/www/catalog/catalog/static
  <Directory /var/www/catalog/catalog/static/>
      Require all granted
  </Directory>
</VirtualHost>

• Enable the virtual host sudo a2ensite catalog

15. Install and configure PostgreSQL $ sudo -su postgres $psql

CREATE USER graderdb WITH PASSWORD 'pasword'; CREATE DATABASE catalogdb;

/q $exit

• Change create engine line in your __init__.py ,'database_seed.py'and database_setup.py to: ' url = "postgresql://graderdb:pasword@localhost:5432/catalogdb" ' engine = create_engine(url)
• python /var/www/catalog/catalog/database_setup.py
• python /var/www/catalog/catalog/database_seed.py

16. Restart Apache

• sudo service apache2 restart

17.Update the Google OAuth client secrets file ,Update the facebook OAuth client secrets file

18. Visit site at [http://catalogsalah.tk/]