Details for setting up the Catalog Flask App on a newly created Amazon Lightsail Ubuntu VM
The server is currently setup on http://100.26.1.198/
- Update packages
sudo apt-get update
sudo apt-get upgrade
sudo apt-get dist-upgrade
- Increase automatic updates by uncommenting the below line from
/etc/apt/apt.conf.d/50unattended-upgrades
"${distro_id}:${distro_codename}-updates";
And update the /etc/apt/apt.conf.d/20auto-upgrades file to be as follows
APT::Periodic::Update-Package-Lists "1";
APT::Periodic::Download-Upgradeable-Packages "1";
APT::Periodic::AutocleanInterval "7";
APT::Periodic::Unattended-Upgrade "1";
- Check status of
ufwto make sure messing up the ports won't brick the server
sudo ufw status
-
Edit Amazon firewall settings to add new ports SSH TCP 2200 and NTP UDP 123 from the below URL https://lightsail.aws.amazon.com/ls/webapp/us-east-1/instances/asaeles-web-server/networking
-
Edit SSH config to make sure password login is disabled and to change port to 2200 and set
PermitRootLogintono
sudo nano /etc/ssh/sshd_config
- Restart SSH service
sudo service ssh restart
-
Test SSH on the new port and make sure it is working
-
Setup
ufw
sudo ufw default deny incoming
sudo ufw defualt allow outgoing
sudo ufw allow www
sudo ufw allow ntp/tcp
sudo ufw allow 2200/tcp
- Enable
ufw
sudo ufw enable
sudo ufw status
- Add new user
grader
sudo adduser grader
- Create new key pair using PuTTY Key Gen for Windows then copy the public key and save the private key to "grader.ppk"
- Add public key to authorized keys copy/paste
su grader
cd ~
mkdir .ssh
nano .ssh/authorized_keys
chmod 700 .ssh
chmod 644 .ssh/authorized_keys
- Add new user to
sudoersby copying any existing file
sudo cp /etc/sudoers.d/90-cloud-init-users /etc/sudoers.d/grader
sudo nano /etc/sudoers.d/grader
- Test login and
sudousing usergrader
- Install Apache and PostgresSQL
sudo apt-get install apache2
sudo apt-get install libapache2-mod-wsgi
sudo apt-get install postgresql
sudo apt-get install libpq-dev
sudo apt install redis-server
nohup redis-server &
- Install Flask and SQL Alchemy
sudo apt-get install python-pip
pip install --upgrade pip
sudo su
pip install flask
pip install flask_httpauth
pip install requests
pip install sqlalchemy
pip install psycopg2
pip install redis
exit
- Configure catalog app using
catalog.confandcatalog.wsgi
sudo rm /etc/apache2/sites-enabled/000-default.conf
sudo nano /etc/apache2/sites-available/catalog.conf
sudo ln -s /etc/apache2/sites-available/catalog.conf /etc/apache2/sites-enabled/catalog.conf
sudo mkdir /var/www/catalog/
sudo nano /var/www/catalog/catalog.wsgi
sudo apache2ctl restart
- Setup DB
sudo -u postgres psql
Then run the following PSQL commands replacing 'password'
CREATE USER catalog NOCREATEDB NOCREATEUSER PASSWORD 'password';
CREATE DATABASE catalog OWNER catalog;
- Setup catalog app as per the readme file for repository
cd /var/www/catalog
sudo git clone https://github.com/asaeles/catalog.git
cd catalog
sudo cp catalog_default.ini catalog.ini
sudo nano catalog.ini
sudo nano templates/index.html
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