ldynia / vagrant-ansible-k8-centos

This repo contains provisioning for phenex servers operated by Ansible.

Development - Local Set Up

• Install Ansible
• Install VirtualBox
• Install Vagrant
  • export VAGRANT_I_KNOW_WHAT_IM_DOING_PLEASE_BE_QUIET=1
• Request sudo privileges on vagrant machines

Production - Live Set Up

• Install Ansible
• Generate tls keys ssh-keygen -t rsa -b 4096 -N '' and copy local (id_rsa.pub) into vagrant servers -you can use ssh-copy-id

Vagrant

$ vagrant up
$ vagrant status
$ vagrant ssh-config
$ vagrant ssh-config master
Host master
  IdentityFile /home/ludd/.vagrant.d/insecure_private_key

$ ssh -i /home/ludd/.vagrant.d/insecure_private_key [email protected]
$ ssh -i /home/ludd/.vagrant.d/insecure_private_key [email protected]
$ ssh -i /home/ludd/.vagrant.d/insecure_private_key [email protected]
$ ssh -i /home/ludd/.vagrant.d/insecure_private_key [email protected]

$ vagrant ssh master
$ vagrant halt
$ vagrant destroy

Ansible

$ ansible -m ping all-dev
$ ansible-playbook playbook.yml --extra-vars "deployment=production"

# CLI
$ ansible -vvvv -m ping all-dev
$ ansible -vvvv -m shell -a 'hostname' all-dev
$ ansible -vvvv -m shell -a 'df -h' all-dev
$ ansible -vvvv -m shell -a 'whoami' all-dev
$ ansible -u vagrant -m shell -a 'sudo yum-complete-transaction --cleanup-only' all-dev

# PLAYBOOK
$ ansible-playbook -K -s -u vagrant playbook.yml  
$ ansible-playbook --ask-sudo-pass --user=vagrant playbook.yml

Verify - Kubernetes Cluster

Test if services is working by executing this tutorial on vagrant machines kubernetes by example and running curl from each cluster node

$ kubectl cluster-info
$ kubectl get nodes
$ kubectl get componentstatuses
$ curl CLUSTER_IP/info