Install ruby from source using Ansible

group_vars.test.yml

# group_vars/test.yml
# This file contains the variables needed for the [test] host group
---
ruby_reinstall_from_source: false
ruby_version: 2.3.0
ruby_sha256sum: ba5ba60e5f1aa21b4ef8e9bf35b9ddb57286cb546aac4b5a28c71f459467e507

playbook.yml

# playbook.yml
# This file is the main build configuration
---
- name: "Test Playbook" # The name of the playbook
  hosts: test           # The servers in this host group will be affected
  remote_user: ubuntu   # The user we are going to log in as
  become_method: sudo   # The method we will become another user via

  roles:
    - ruby

roles.ruby.tasks.main.yml

# roles/ruby/tasks/main.yml
# This file contains all the tasks that will be run for the ruby play
---
- name: install required packages
  become: true
  apt: name={{item}} state=present update_cache=yes
  with_items:
    - build-essential
    - cmake
    - zlib1g-dev
    - libyaml-dev
    - libncurses-dev
    - libssl-dev
    - libreadline-dev

- name: Get installed version
  command: ruby --version
  ignore_errors: True
  changed_when: false
  failed_when: false
  register: ruby_installed_version

- name: Force install if the version numbers do not match
  set_fact:
    ruby_reinstall_from_source: true
  when: '(ruby_installed_version|success and (ruby_installed_version.stdout | regex_replace("^.*?([0-9\.]+).*$", "\\1") | version_compare(ruby_version, operator="!=")))'

- name: Download Ruby
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  get_url:
    url: "https://cache.ruby-lang.org/pub/ruby/2.3/ruby-{{ruby_version}}.tar.gz"
    dest: "/tmp/ruby-{{ruby_version}}.tar.gz"
    sha256sum: "{{ruby_sha256sum}}"

- name: Extract archive
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  unarchive:
    src: "/tmp/ruby-{{ruby_version}}.tar.gz"
    dest: /tmp/
    creates: "/tmp/ruby-{{ruby_version}}/README.md"
    copy: false

- name: Configure install
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  command: ./configure --disable-install-doc
  args:
    chdir: "/tmp/ruby-{{ruby_version}}"
    creates: "/tmp/ruby-{{ruby_version}}/config.status"

- name: Build ruby
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  command: make
  args:
    chdir: "/tmp/ruby-{{ruby_version}}"
    creates: "/tmp/ruby-{{ruby_version}}/ruby"

- name: Install ruby
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  become: true
  command: make install
  args:
    chdir: "/tmp/ruby-{{ruby_version}}"
    creates: /usr/local/bin/ruby

- name: Remove build directory
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  file:
    path: "/tmp/ruby-{{ruby_version}}"
    state: absent

- name: Remove archive
  when: ruby_installed_version|failed or ruby_reinstall_from_source
  file:
    path: "/tmp/ruby-{{ruby_version}}.tar.gz"
    state: absent

servers

[test]
ec2-127-0-0-1.eu-west-1.compute.amazonaws.com