CatalogOnLinux

Login Information for grader

ssh grader@34.218.246.194 -p 2200 -i grader_key
url: http://34.218.246.194.xip.io/

Firewall

1. Created Amazon EC2 instance
2. ssh into the machine
3. change the default ssh port to 2200
   1. sudo nano /etc/ssh/sshd_config
   2. sudo service sshd restart and add the ports
4. Enabled the ports udp port 123 and tcp port 2200 on aws gui. Also disable port 22 on it.
5. Enabled firewall

sudo ufw status
sudo ufw default deny incoming
sudo ufw default allow outgoing
sudo ufw allow www
sudo ufw allow 123/udp
sudo ufw allow 2200/tcp
sudo ufw enable 

2200/tcp ALLOW Anywhere
123/udp ALLOW Anywhere
80/tcp ALLOW Anywhere
2200/tcp (v6) ALLOW Anywhere (v6)
123/udp (v6) ALLOW Anywhere (v6)
80/tcp (v6) ALLOW Anywhere (v6)

default time-zone is UTC

timedatectl

Add user name grader

1. create key using ssh-keygen on local machine
2. https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/managing-users.html

Giving sudo to grader

1. sudo nano /etc/sudoers.d/grader Type: grader ALL=(ALL) NOPASSWD:ALL

Software installed

sudo apt-get install apache2
sudo apt-get install python-setuptools libapache2-mod-wsgi
sudo apt-get install postgresql
sudo apt-get install git
sudo apt-get install python-pip
sudo pip install -r requirements.txt
sudo apt-get -qqy install postgresql python-psycopg2
sudo apt-get update
sudo apt-get upgrade

References

https://www.digitalocean.com/community/tutorials/how-to-install-and-use-postgresql-on-ubuntu-16-04 https://github.com/jungleBadger/-nanodegree-linux-server