Ansible script to provision GetSentry on a precise (Ubuntu 12.04) machine (or optionally the Vagrantfile); the script will provision to the point where you can run ``sentry init`` and its friends

sentry_play.yml

---
- hosts: all
  sudo: true
  tasks:
  - name: install pip  
    apt: update_cache=true install_recommends=true state=present
         pkg={{item}}
    with_items:
    - build-essential
    - git
    - nginx
    - python-pip
    - python-dev
      ## be aware that installing this on Ubuntu *starts* the server
    - postgresql
    - libpq-dev
    - supervisor
  - name: get virtualenv
    pip: name=virtualenv state=present

  - name: create the pip config dir
    file: state=directory dest=/home/vagrant/.pip
          owner=vagrant mode=0755
  - name: turn pip caching on
    copy:
      dest: /home/vagrant/.pip/pip.conf
      owner: vagrant
      mode: 0644
      content: |
        [install]
        download-cache=/home/vagrant/.cache/pip

  - name: create the pip cache dir
    file: state=directory dest=/home/vagrant/.cache/pip
          owner=vagrant mode=0755

  - name: create sentry virtualenv
    command: creates=/home/vagrant/venv_sentry/bin/python
             virtualenv /home/vagrant/venv_sentry

  - name: pip-get sentry and sentry-postgres
    pip: virtualenv=/home/vagrant/venv_sentry
         name=sentry state=present
    with_items:
    - sentry
    - "sentry[postgres]"

  - name: check for existing postgresql sentry user
    shell: |
      sudo -u postgres psql -c "\du sentry" | grep sentry >/dev/null
    ignore_errors: true
    register: has_sentry_role
  - name: create sentry postgres user
    when: has_sentry_role|failed
    shell: |
      sudo -u postgres \
        createuser --no-createdb --no-createrole --no-superuser \
          --encrypted --login "sentry"
      sudo -u postgres \
        psql -c "ALTER ROLE sentry WITH ENCRYPTED PASSWORD 'getsentry';"
      echo "Be aware that the default pg_hba.conf uses peer"
      echo "authentication if the --host argument is not specified"
      echo "when using psql; you will need to put HOST in your sentry.conf also"

  - name: check for existing postgresql sentry database
    shell: |
      sudo -u postgres psql -c "\l" | grep sentry >/dev/null
    ignore_errors: true
    register: has_sentry_db
  - name: create sentry database
    when: has_sentry_db|failed
    ## if one does not use template0, you will see the following error
    ## createdb: database creation failed: ERROR:  
    ## new encoding (UTF8) is incompatible with the encoding of the template database
    shell: |
      sudo -u postgres \
        createdb --encoding=utf-8 --owner=sentry sentry
  - name: create nginx config
    copy:
      dest: /etc/nginx/sites-available/default
      owner: root
      mode: 0644
      # that client_max_body_size business is to stop "413 Request Entity Too Large"
      contents: |
        server {
          root /usr/share/nginx/www;
          index index.html index.htm;

          server_name localhost;
          client_max_body_size 10M;

          location / {
            proxy_pass         http://localhost:9000;
            proxy_redirect     off;

            proxy_set_header   Host              $host;
            proxy_set_header   X-Real-IP         $remote_addr;
            proxy_set_header   X-Forwarded-For   $proxy_add_x_forwarded_for;
            proxy_set_header   X-Forwarded-Proto $scheme;
          }
        }

  - name: create sentry supervisor.d file
    copy:
      dest: /etc/supervisor/conf.d/sentry-web.conf
      owner: root
      mode: 0644
      content: |
        [program:sentry-web]
        directory=/home/vagrant
        command=/home/vagrant/venv_sentry/bin/sentry start http
        user=vagrant
        autostart=true
        autorestart=true
        redirect_stderr=true
        
# this is to ensure there is a EOL on that file
  - name: display finished message
    shell: |
      echo "Your sentry machine is now ready for sentry configuration" 
      echo "More Info: http://sentry.readthedocs.org/en/latest/quickstart/index.html"
      echo "Good luck."

Vagrantfile

# -*- mode: ruby -*-
# vi: set ft=ruby :

# Vagrantfile API/syntax version. Don't touch unless you know what you're doing!
VAGRANTFILE_API_VERSION = '2'

Vagrant.configure(VAGRANTFILE_API_VERSION) do |config|
  config.vm.box = 'precise'
  config.vm.hostname = 'sentry1'
  config.vm.network :private_network, ip: '192.168.56.105'
  config.vm.provider :virtualbox do |vb|
  #  vb.gui = true
    vb.customize ['modifyvm', :id, '--memory', '1024']
  end

  ## if you find yourself bringing this Vagrant up and down a lot
  ## you may want to cache those downloads to save some time during
  ## re-runs of the ansible script 
  $script1 = <<SCRIPT1
  mkdir /root/.pip
  mkdir /home/vagrant/.pip
  chown vagrant /home/vagrant/.pip
  mkdir /home/vagrant/.cache/pip
  chown vagrant /home/vagrant/.cache/pip
  cat> /home/vagrant/.pip/pip.conf<<PIP
[global]
download-cache = /home/vagrant/.cache/pip
log-file = /home/vagrant/.pip/pip.log
respect-virtualenv = true
PIP
  # ansible runs things as root, so root needs to have a pip.conf too
  ln -s /home/vagrant/.pip/pip.conf /root/.pip/pip.conf

  if test -f /vagrant/cache_pip.tar; then
    tar xf /vagrant/cache_pip.tar -C /home/vagrant
  fi
  if test -f /vagrant/var_cache_apt.tar; then
    tar xf /vagrant/var_cache_apt.tar -C /
  fi
SCRIPT1

  config.vm.provision 'shell', inline: $script1
  config.vm.provision 'ansible' do |a|
    a.verbose = 'v'
    a.playbook = 'sentry_play.yml'
    a.extra_vars = {'hostname' => config.vm.hostname}
  end
end

Thanks.

Re: Line 121 in your play - the docs link is now: https://docs.getsentry.com/on-premise/quickstart/