theme

background

fonts

seriph

https://images.unsplash.com/photo-1491002052546-bf38f186af56?ixlib=rb-1.2.1&ixid=MnwxMjA3fDB8MHxwaG90by1wYWdlfHx8fGVufDB8fHx8&auto=format&fit=crop&w=1208&q=80

sans	serif	mono
Roboto	Roboto	JetBrains Mono

Project

siriuskoan

Outline

Basic
Web Application

Basic

Create two web pages that must be accessed with HTTPS
- They have different hostname
  - If you don’t setup DNS server, you can edit /etc/hosts
- One with valid certificate
  - Let’s encrypt & certbot
- Another one with self-signed certificate

Basic

Optional
- Write a script to analyze /var/log/secure and output the following three information to a web page
  - {user} used sudo to do “{command}” on {date}
  - {source IP address} failed to log in {login faild times} times
  - {user} failed to log in {login failed times} times
- DNS Server
- Mail Server
  - Postfix & Dovecot
  - Setup Roundcube

Web Application

Choose a license for the project
Do not push directly, send PR
It has another hostname
You can use any web framework as you want
- Flask
- Django
- Laravel

Web Application

Deployment
- Use Docker to deploy your web application
- Use docker-compose to connect web application server and database server
- Use Nginx or other web server to redirect requests to host to container
  - Do reverse proxy
- Follow GitOps
  - Put your code on any git server such as GitHub
  - When the repo is updated, the web application will be automatically updated
    - You can write a script and use cronjob to achieve this
    - When the application is updated, send an email to the admin
      - You can use gmail, built-in sendmail or self-hosted mail server

Web Application

Optional
- Make a website that is useful for CNMC
- Access the web application in container with HTTPS
- Setup database migration
- Make the script used for updating a service
  - Use logger command to log some information
- Setup CI/CD
  - Do simple tests
  - You can choose any CI/CD tools to do this
    - GitHub Actions
    - CircleCI
    - Travis CI