playbook.yml

---
- hosts: all
  vars:
    anaconda_mirror: "https://repo.continuum.io/miniconda"
    anaconda_timeout_seconds: 600
    anaconda_python_ver: 3
    anaconda_ver: latest
    anaconda_name: "Miniconda{{ anaconda_python_ver }}-{{ anaconda_ver }}-Linux-x86_64"
    anaconda_installer_sh: "{{ anaconda_name }}.sh"
    anaconda_installer_url: "{{ anaconda_mirror }}/{{ anaconda_installer_sh }}"
    anaconda_parent_dir: "/home/vagrant"
    anaconda_dir: "{{ anaconda_parent_dir }}/miniconda"
    anaconda_conda_bin: "{{ anaconda_dir }}/bin/conda"
    cran_repo_key: E298A3A825C0D65DFD57CBB651716619E084DAB9
    cran_repo_keyserver: keyserver.ubuntu.com
    cran_repo_ppa: deb https://cloud.r-project.org/bin/linux/ubuntu bionic-cran35/

  pre_tasks:
    # See: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=863199
    - name: Ensure 'man' directory exists.
      become: yes
      file:
        path: /usr/share/man/man1
        state: directory
        recurse: yes
      when:
        - ansible_distribution == 'Ubuntu'
        - ansible_distribution_version == '18.04'
    
  tasks:
    - name: Install basic packages
      become: yes
      apt:
        name:
          - bzip2
          - libcurl4-openssl-dev
          - libssl-dev
          - libxml2-dev
          - vim
          - xzdec
        update_cache: yes
        state: present
        install_recommends: no
      when: ansible_os_family == "Debian"

    - name: check for installation of anaconda
      stat:
        path: "{{ anaconda_conda_bin }}"
      register: anaconda_conda_binary
      changed_when: false

    - name: download anaconda installer
      get_url:
        url: "{{ anaconda_installer_url }}"
        dest: "/tmp/{{ anaconda_installer_sh }}"
        timeout: "{{ anaconda_timeout_seconds }}"
      when: not anaconda_conda_binary.stat.exists

    - name: install anaconda
      command: "bash /tmp/{{ anaconda_installer_sh }} -b -p {{ anaconda_dir }}"
      when: not anaconda_conda_binary.stat.exists

    - name: initialize anaconda
      command: "{{ anaconda_dir }}/condabin/conda init"
      when: not anaconda_conda_binary.stat.exists

    - name: delete anaconda installer
      file:
        path: "/tmp/{{ anaconda_installer_sh }}"
        state: absent
    
    - name: Add CRAN repository key
      become: yes
      apt_key:
        keyserver: "{{ cran_repo_keyserver }}"
        id: "{{ cran_repo_key }}"
      when: ansible_os_family == "Debian"

    - name: Add CRAN PPA
      become: yes
      apt_repository:
        repo: "{{ cran_repo_ppa }}"
        state: present 
      when: ansible_os_family == "Debian"

    - name: Install R
      become: yes
      apt:
        name:
          - r-base
          - r-base-dev
        update_cache: yes
        state: present
        install_recommends: no
      when: ansible_os_family == "Debian"