Ansible role for install Liquidsoap from OPAM

deb.yml

- apt_key:
    keyserver: keyserver.ubuntu.com
    id: 20D63CCDDD0F62C2
    state: present

- apt_repository:
    repo: deb http://deb.liquidsoap.info/ubuntu disco main
    state: present
    filename: liquidsoap.list

- name: Install liquidsoap related packages
  apt: pkg="{{ item }}" state=present
  loop:
    - liquidsoap-1.4.0
    - gstreamer1.0-tools
    - gstreamer1.0-plugins-bad

opam_tasks.yml

- name: Install liquidsoap related packages
  apt: pkg="{{ item }}" state=present
  loop:
    - bubblewrap
    - libpcre3-dev
    - m4
    - libtag1-dev
    - pkg-config
    - libgstreamer-plugins-base1.0-dev
    - libgstreamer1.0-dev
    - libvo-aacenc-dev
    - gstreamer1.0-rtsp
    - gstreamer1.0-plugins-bad-videoparsers
    - gstreamer1.0-opencv
    - gstreamer1.0-libav
    - gstreamer1.0-plugins-good
    - gstreamer1.0-plugins-ugly
    - gstreamer1.0-plugins-bad
    - gstreamer1.0-qt5

- name: Get OPAM instllator
  get_url:
    url: https://raw.githubusercontent.com/ocaml/opam/master/shell/install.sh
    dest: /root/opam_intall.sh

- name: Install OPAM
  become: true
  expect:
    command: sh /root/opam_intall.sh
    responses:
      \w+[/usr/local/bin]: /usr/local/bin

- name: Add liquidsoap user
  user:
    name: liquidsoap
    append: yes
    shell: /sbin/nologin
    state: present
  become: true

- name: Configure the Liquidsoap user
  become: true
  lineinfile:
    path: /etc/sudoers.d/liquidsoap
    line: "liquidsoap ALL=(ALL) NOPASSWD:ALL"
    create: yes

- name: Install OCAMP compiler and related
  shell: 'sudo su -l liquidsoap -s /usr/bin/bash -c "
    opam init -a -y &&
    opam switch create $OCAML_VERSION &&
    opam update &&
    opam upgrade &&
    opam install -y depext"'
  environment:
    OCAML_VERSION: "{{OCAML_VERSION}}"

- name: Opam depext
  shell: 'sudo su -l liquidsoap -s /usr/bin/bash -c "opam depext -y $LIQUIDSOAP_PACKAGES liquidsoap=$LIQUIDSOAP_VERSION"'
  environment:
    LIQUIDSOAP_PACKAGES: "{{LIQUIDSOAP_PACKAGES}}"
    LIQUIDSOAP_VERSION: "{{LIQUIDSOAP_VERSION}}"

- name: Opam install
  shell: 'sudo su -l liquidsoap -s /usr/bin/bash -c "opam install -y $LIQUIDSOAP_PACKAGES liquidsoap=$LIQUIDSOAP_VERSION"'
  environment:
    LIQUIDSOAP_PACKAGES: "{{LIQUIDSOAP_PACKAGES}}"
    LIQUIDSOAP_VERSION: "{{LIQUIDSOAP_VERSION}}"

vars.yml

OCAML_VERSION: 4.07.0
LIQUIDSOAP_VERSION: 1.3.7
LIQUIDSOAP_PACKAGES: taglib mad lame vorbis cry samplerate liquidsoap voaacenc ffmpeg gstreamer