development with ansible & vms

Development with Ansible & VMs


OUTLINE

1. BETTER DEV 2. ENVIRONMENT TOOLS

3. CONFIG TOOLS 4. WRAP-UP


1. BETTER DEV2. ENVIRONMENT TOOLS



DEV WISH LIST

• Standardized


DEV WISH LIST

• Standardized

• Repeatable


DEV WISH LIST

• Standardized

• Repeatable

• Isolated


DEV WISH LIST

• Standardized

• Repeatable

• Isolated

• Production-like


DEV WISH LIST

• Standardized

• Repeatable

• Isolated

• Production-like

• Your tools


DEV WISH LIST

• Standardized

• Repeatable

• Isolated

• Production-like

• Your tools

• Shareable


2. ENVIRONMENT TOOLS1. BETTER DEV



PIP

• Installs Python packages


PIP

• Installs Python packages

• Keep using it!


VIRTUALENV

• Isolates Python packages


VIRTUALENV

• Isolates Python packages

• Doesn’t go far enough…


VM

• Isolates entire box


VM


• Python packages


VM


• Python packages

• System packages


VM


• Python packages

• System packages

• Production-like


VM SETUP


VM SETUP

$ vagrant init hashicorp/precise64!$ vagrant up!$ vagrant ssh


VM SETUP

Vagrant::configure("2") do |config|! config.vm.box = "hashicorp/precise64"! config.vm.hostname = "chewse"! config.vm.network "private_network", ip: "10.0.0.100"!!

config.vm.provision "ansible" do |ansible|! ansible.playbook = "ansible/chewse.yml"! end!end!


3. CONFIG TOOLS


4. WRAP-UP


CONFIGURATION

• Defines system setup


CONFIGURATION


• Written in code


CONFIGURATION


• Written in code

• Documented and versioned


CONFIGURATION


• Written in code

• Documented and versioned

• Shareable


CONFIGURATION SETUP

bash


CONFIGURATION SETUP- name: standard python system packages! apt: pkg={{ item }} state=installed! with_items:! - python! - python-dev! - python-pip! - libxml2-dev! - libxslt1-dev! sudo: yes!!- name: bootstrap pip and virtualenv! pip: name={{ item.name }} version={{ item.version }}! with_items:! - { name: pip, version: 1.4.1 }! - { name: virtualenv, version: 1.10.1 }! sudo: yes!!- name: install requirements.txt! pip: requirements=/vagrant/requirements.txt virtualenv=/var/venv! sudo: yes!!- name: source virtualenv in .bashrc! lineinfile: dest=/home/vagrant/.bashrc line="{{ item }}"! with_items:! - source /var/venv/bin/activate! - cd /vagrant/chewse!


CONFIGURATION SETUP

- name: standard python system packages! ...!!

- name: bootstrap pip and virtualenv! ...!!

- name: install requirements.txt! ...!!

- name: source virtualenv in .bashrc! ...


CONFIGURATION SETUP

- name: standard python system packages! apt: pkg={{ item }} state=installed! with_items:! - python! - python-dev! - python-pip! - libxml2-dev! - libxslt1-dev! sudo: yes


CONFIGURATION SETUP

- name: bootstrap pip and virtualenv! pip: name={{ item.name }} version={{ item.version }}! with_items:! - { name: pip, version: 1.4.1 }! - { name: virtualenv, version: 1.10.1 }! sudo: yes!


CONFIGURATION SETUP

- name: install requirements.txt! pip: requirements=/vagrant/requirements.txt ! virtualenv=/var/venv! sudo: yes!


CONFIGURATION SETUP

- name: source virtualenv in .bashrc! lineinfile: dest=/home/vagrant/.bashrc line="{{ item }}"! with_items:! - source /var/venv/bin/activate! - cd /vagrant/chewse!


CONFIGURATION SETUP- name: standard python system packages! apt: pkg={{ item }} state=installed! with_items:! - python! - python-dev! - python-pip! - libxml2-dev! - libxslt1-dev! sudo: yes!!- name: bootstrap pip and virtualenv! pip: name={{ item.name }} version={{ item.version }}! with_items:! - { name: pip, version: 1.4.1 }! - { name: virtualenv, version: 1.10.1 }! sudo: yes!!- name: install requirements.txt! pip: requirements=/vagrant/requirements.txt virtualenv=/var/venv! sudo: yes!!- name: source virtualenv in .bashrc! lineinfile: dest=/home/vagrant/.bashrc line="{{ item }}"! with_items:! - source /var/venv/bin/activate! - cd /vagrant/chewse!


4. WRAP-UP


3. CONFIG TOOLS


OUR INSTALL

• Install VirtualBox and Vagrant


OUR INSTALL


• Git clone chewse


OUR INSTALL



• Vagrant up


OUR INSTALL



• Vagrant up

• Dev nirvana