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DevOps Challenge

At tajawal, we believe that before writing code we have to first understand the problem. Because of this we look for thinkers and problem solvers rather than “code monkeys”. If you are willing to embark on an adventure where thinking comes before typing, then this role could be ideal for you.

Terraform:

Task 01 :

  • Create terraform to setup the following
    • Create a VPC With 1 Puplic subnets and 2 Private Subnet.
    • Setup 3 Webserver "Nginx" Instances in Different AZ with 1 ELB
    • Setup Jump server "Bastion" host.
    • Route 53 weighted routing, healthcheck with Cloudwatch and SNS ( Email notification )

Ansible:

Task 01 :

  • Setup Anisble playbook to deploy Jenkins Docker on Bastion server which you have created usign Terraform
  • Ansible should send a slack message on successfull/unsuccessfull deployment

CI && CD:

Task 01 :

  • Build a small docker container for Jenkins using Dockerfile and Docker Compose with self sign ssl

Task 02 :

  • Create an docker image based on ubuntu 16.04 for PHP/NGINX App and add following tools:
    • PHP
    • curl , git , vim, ping , pip , python,
    • SSH / mount an RSA key for ubuntu user.
    • add www-data user
    • allow www-data to connect via ssh without password

Monitoring:

Task 01 :

  • Create docker-compose stack for ELK Stack and nginx webserver with some nginx logs.
  • Create 3 Kibana dashboard must be used to monitor important metrics for PHP / NGINX app.

Scripting:

Task 01 :

Given a CSV file where each row contains the name of a city and its state separated by a comma, your task is to replace the newlines in the file with semicolons as demonstrated in the sample.

  • Input Format
Casablanca, Grand Casablanca.
Dubai, Dubai.
Anchorage, Alaska
Asheville, N.C.
Atlanta, Ga.
Atlantic City, N.J.
  • Output Format
Casablanca, Grand Casablanca.;Dubai, Dubai.;Anchorage, Alaska;Asheville, N.C.;Atlanta, Ga.;Atlantic City,
N.J.

Task 02:

Create a script Python or PHP or Nodejs to check the Status of URL [www.test-api-tajawal.com]

  • if Code Response is 200 print OK_STATUS message with replacemnet of placeholder
  • if Code Response is 302 print REDIRECTION_STATUS message with replacemnet of placeholder
  • Else print ERROR_STATUS message with replacemnet of placeholder

use same script to parse a given templates and replace Code placehoder in those Strings:

const OK_STATUS = "Nice! The Code is {{ CODE_200 }}"
const REDIRECTION_STATUS = "Redirection! The Code is {{ CODE_302 }}"
const ERROR_STATUS = "Error occued the code is {{ CODE_ERROR }}"

Checklist

Before submitting, make sure that your program

  • Usage is clearly mentioned in the README file

Note

Implementations focusing on quality over feature completeness will be highly appreciated, don’t feel compelled to implement everything and even if you are not able to complete the challenge, please do submit it anyways.