playbook

---
-
  hosts: default

  vars:
    database:
      password: my_secret_password
    # server_name: "codebattle.me"
    erlang:
      directory: ~/.kerl/erlangs
      version: r16b02
    postgresql:
      version: 9.1
    project_root: /var/www/battle

  tasks:
    -
      name: set locale
      lineinfile:
        dest=/etc/environment
        line='LC_ALL="en_US.UTF-8"'
        state=present
        backup=yes

    -
      name: create user
      user: name={{ deploy_user }} shell=/bin/bash

    -
      name: set up auth key
      authorized_key: user={{ deploy_user }} key="{{ lookup('file', '~/.ssh/id_rsa.pub') }}"

    -
      name: apt-get update
      apt: update_cache=true cache_valid_time=3600

    -
      name: install packages
      apt: pkg={{ item }} state=installed
      with_items:
        - curl
        - vim
        - git
        - runit
        - gcc
        - make
        - libncurses5-dev
        - python-pycurl

        - postgresql-{{ postgresql.version }}
        - libpq-dev
        - python-psycopg2

    -
      name: add repositories
      apt_repository: repo='ppa:nginx/stable'
      tags: [nginx]

    -
      name: install nginx
      apt: pkg=nginx state=installed
      tags: [nginx]

    -
      name: setup kerl
      shell:
        curl -O https://raw.github.com/spawngrid/kerl/master/kerl
        && chmod +x kerl
        && cp kerl /usr/local/bin
        creates=/usr/local/bin/kerl
      tags: [erlang]

    -
      name: build erlang
      sudo: true
      sudo_user: "{{ deploy_user }}"
      shell: kerl build {{ erlang.version | upper }} {{ erlang.version }}
        creates=~/.kerl/builds/{{ erlang.version }}
      tags: [erlang]

    -
      name: setup erlang
      sudo: true
      sudo_user: "{{ deploy_user }}"
      shell: kerl install {{ erlang.version }} {{ erlang.directory }}/{{ erlang.version }}
        creates={{ erlang.directory }}/{{ erlang.version }}
      tags: [erlang]

    -
      name: update bash_profile (erlang activation)
      sudo: true
      sudo_user: "{{ deploy_user }}"
      lineinfile:
        dest=~/.bash_profile
        regexp="{{ erlang.directory }}/(.+)/activate"
        line=". {{ erlang.directory }}/{{ erlang.version }}/activate"
        state=present
        backup=yes
        insertafter=EOF
        create=yes
      tags: [erlang]

    -
      name: install RVM and Ruby
      shell: curl -sSL https://get.rvm.io | bash -s stable --ruby --autolibs=enabled
        creates=~/.rvm
      tags: [ruby]

    -
      name: update nginx vhost conf
      template: src=templates/nginx.j2 dest=/etc/nginx/conf.d/battle.conf
      notify:
        - reload nginx
      tags: [nginx]

    -
      name: create postgres user
      sudo: true
      sudo_user: postgres
      postgresql_user: name={{ deploy_user }} password={{ database.password }}
      tags: [postgres]

    -
      name: create battle db
      sudo: true
      sudo_user: postgres
      postgresql_db: name={{ deploy_user }}
      tags: [postgres]

    -
      name: create shared directories
      file: dest={{ project_root }}/shared/{{ item }} state=directory owner={{ deploy_user }} recurse=yes
      tags: [files]
      with_items:
        - config
        - backend

    -
      name: copy configs
      copy: src=templates/{{ item.file }}
        dest={{ project_root }}/shared/{{ item.folder }}/{{ item.file }} owner={{ deploy_user }}
      tags: [files]
      with_items:
        - { folder: config, file: database.yml.j2 }
        - { folder: backend, file: sys.config.j2 }

  handlers:
    -
      name: restart postgresql
      service: name=postgresql state=restarted

    -
      name: reload nginx
      service: name=nginx state=reloaded