DevOps

This project demonstrates and explain about Vagrant, Ansible, Docker, Kubernetes, Terraform etc. and its usage with examples.

1. Vagrant
2. Ansible
3. Docker
4. Kubernetes

Important commands

• To start Vagrant image, go to vagrant folder and type: vagrant up
• To suspend Vagrant image: vagrant suspend
• To install Jenkins server and dev server (using ansible): ansible-playbook -i provisioning/clusters/dev/hosts dev-site.yml
• To know list of docker containers running in a box/machine: docker ps
• To Login to a particular docker container which is running, use the below command: docker exec -it <container name> /bin/bash and e.g. docker exec -it jenkins-server cat /var/jenkins_home/secrets/initialAdminPassword
• To start and stop docker container manually: docker stop container-name and docker start container-name

Setup Information

Sandbox or Development environment contains two vagrant boxes:

• tool box

  • all common CLI tools
  • open JDK
  • Git
  • Ansible
  • jenkins docker image (http://192.168.10.111:8001)
  • nexus docker image (http://192.168.10.111:8002)
  • Sonarqube server (http://192.168.10.111:8003) - check sonar.properties

• dev box

  • all common CLI tools
  • open JDK
  • microservice app(s)