---
## Deploy RADOS Gateway
#

- name: Add Ceph extra
  apt_repository: >
    repo="deb http://ceph.com/packages/ceph-extras/debian {{ ansible_lsb.codename }} main"
    state=present
  when: ansible_lsb.codename in ['natty', 'oneiric', 'precise', 'quantal', 'raring', 'sid', 'squeeze', 'wheezy']

# Needed for Ubuntu 12.04 to have access to libapache2-mod-fastcgi if 100-continue isn't being used
- name: Enable multiverse repo for Precise
  apt_repository: >
    repo="{{ item }}"
    state=present
  with_items:
    - deb http://archive.ubuntu.com/ubuntu {{ ansible_lsb.codename }} multiverse
    - deb http://archive.ubuntu.com/ubuntu {{ ansible_lsb.codename }}-updates multiverse
    - deb http://security.ubuntu.com/ubuntu {{ ansible_lsb.codename }}-security multiverse
  when: ansible_lsb.codename in ['precise'] and not http_100_continue

# Disable the repo when we are using the Ceph repo for 100-continue packages
- name: Disable multiverse repo for Precise
  apt_repository: >
    repo="{{ item }}"
    state=absent
  with_items:
    - deb http://archive.ubuntu.com/ubuntu {{ ansible_lsb.codename }} multiverse
    - deb http://archive.ubuntu.com/ubuntu {{ ansible_lsb.codename }}-updates multiverse
    - deb http://security.ubuntu.com/ubuntu {{ ansible_lsb.codename }}-security multiverse
  when: ansible_lsb.codename in ['precise'] and http_100_continue

# Needed for Ubuntu 14.04 to have access to libapache2-mod-fastcgi if 100-continue isn't being used
- name: Enable multiverse repo for Trusty
  command: "apt-add-repository multiverse"
  when: ansible_lsb.codename in ['trusty'] and not http_100_continue

# Disable the repo when we are using the Ceph repo for 100-continue packages
- name: Disable multiverse repo for Trusty
  command: "apt-add-repository -r multiverse"
  when: ansible_lsb.codename in ['trusty'] and http_100_continue

# If using 100-continue, add Ceph dev key
- name: Install the Ceph development repository key
  apt_key: >
    data="{{ lookup('file', 'cephdev.asc') }}"
    state=present
  when: http_100_continue

# If using 100-continue, add Ceph sources and update
- name: Add Ceph Apache and FastCGI sources
  apt_repository: >
    repo="{{ item }}"
    state=present
  with_items:
    - deb http://gitbuilder.ceph.com/apache2-deb-{{ ansible_lsb.codename }}-x86_64-basic/ref/master {{ ansible_lsb.codename }} main
    - deb http://gitbuilder.ceph.com/libapache-mod-fastcgi-deb-{{ ansible_lsb.codename }}-x86_64-basic/ref/master {{ ansible_lsb.codename }} main
  register: purge_default_apache
  when: http_100_continue

# Else remove them to ensure you use the default packages
- name: Remove Ceph Apache and FastCGI sources
  apt_repository: >
    repo="{{ item }}"
    state=absent
  with_items:
    - deb http://gitbuilder.ceph.com/apache2-deb-{{ ansible_lsb.codename }}-x86_64-basic/ref/master {{ ansible_lsb.codename }} main
    - deb http://gitbuilder.ceph.com/libapache-mod-fastcgi-deb-{{ ansible_lsb.codename }}-x86_64-basic/ref/master {{ ansible_lsb.codename }} main
  register: purge_ceph_apache
  when: not http_100_continue

# Purge Ceph Apache and FastCGI packages if needed
- name: "Purge Ceph Apache and FastCGI packages"
  apt: >
    pkg="{{ item }}"
    state=absent
    purge=yes
  with_items:
    - apache2
    - apache2-bin
    - apache2-data
    - apache2-mpm-worker
    - apache2-utils
    - apache2.2-bin
    - apache2.2-common
    - libapache2-mod-fastcgi
  when: purge_default_apache.changed or purge_ceph_apache.changed

- name: "Install Apache, fastcgi and Rados Gateway"
  apt: >
    pkg={{ item }}
    state=present
    update_cache=yes
  with_items:
    - apache2
    - libapache2-mod-fastcgi
    - radosgw

## Prepare Apache
#

- name: Install default httpd.conf
  template: src=httpd.conf dest=/etc/apache2/httpd.conf owner=root group=root

- name: Enable some apache mod rewrite and fastcgi
  command: "{{ item }}"
  with_items:
    - a2enmod rewrite
    - a2enmod fastcgi

- name: Install Rados Gateway vhost
  template: >
    src=rgw.conf
    dest=/etc/apache2/sites-available/rgw.conf
    owner=root
    group=root

## Prepare RGW
#

- name: Create RGW directory
  file: >
    path=/var/lib/ceph/radosgw/{{ ansible_fqdn }}
    state=directory
    owner=root
    group=root
    mode=0644

- name: Enable Rados Gateway vhost and disable default site
  command: "{{ item }}"
  with_items:
    - a2ensite rgw.conf
    - a2dissite *default
  ignore_errors: True
  notify:
    - restart apache2

- name: Install s3gw.fcgi script
  copy: >
    src=s3gw.fcgi
    dest=/var/www/s3gw.fcgi
    mode=0555
    owner=root
    group=root

## If we don't perform this check Ansible will start multiple instance of radosgw
- name: Check if RGW is started
  command: /etc/init.d/radosgw status
  register: rgwstatus
  ignore_errors: True

- name: Start RGW
  command: /etc/init.d/radosgw start
  when: rgwstatus.rc != 0