ajoute un rôle "rbenv"

Installe un environnement Rbenv (avec quelques plugins) pour un utilisateur,
une version de Ruby et des gems par défaut.

rbenv/README.md

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+# munin
+
+Installation de Rbenv, Ruby et des gems par défaut.
+
+## Taches
+
+L'ensemble des actions est dans le fichier `tasks/main.yml`
+
+## Variables possibles
+
+Les seules variables sont liées au hostname (court et complet) qui sont simplement déduites des facts.
+
+* `rbenv_version`: version de Rbenv à installer, `v1.0.0` par défaut
+* `rbenv_ruby_version`: version de Ruby à installer, `2.3.1` par défaut
+* `rbenv_root`: dossier d'installation, `~/.rbenv` par défaut
+* `rbenv_repo`: source Git pour Rbenv
+* `rbenv_plugins`: liste des plugins Rbenv à installer
+
+Le rôle doit être ajouté en indiquant l'utilisateur concerné :
+
+```
+roles:
+  - { role: rbenv, username: 'johndoe' }
+```

rbenv/defaults/main.yml

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+---
+rbenv_version: v1.0.0
+rbenv_ruby_version: 2.3.1
+rbenv_root: "~/.rbenv"
+rbenv_repo: "https://github.com/rbenv/rbenv.git"
+rbenv_plugins:
+  - { name: "rbenv-vars",         repo: "https://github.com/rbenv/rbenv-vars.git",         version: "v1.2.0" }
+  - { name: "ruby-build",         repo: "https://github.com/rbenv/ruby-build.git",         version: "v20160426" }
+  - { name: "rbenv-default-gems", repo: "https://github.com/rbenv/rbenv-default-gems.git", version: "ead67889c91c53ad967f85f5a89d986fdb98f6fb" }
+  - { name: "rbenv-installer",    repo: "https://github.com/rbenv/rbenv-installer.git",    version: "bc21e7055dcc8f5f9bc66ce0c78cc9ae0c28cd7a" }
+  - { name: "rbenv-update",       repo: "https://github.com/rkh/rbenv-update.git",         version: "1961fa180280bb50b64cbbffe6a5df7cf70f5e50" }
+  - { name: "rbenv-whatis",       repo: "https://github.com/rkh/rbenv-whatis.git",         version: "v1.0.0" }
+  - { name: "rbenv-use",          repo: "https://github.com/rkh/rbenv-use.git",            version: "v1.0.0" }

rbenv/files/default-gems

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+bundler

rbenv/files/gemrc

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+---
+:sources:
+- https://rubygems.org
+install: --no-document
+update: --no-document

rbenv/tasks/main.yml

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+---
+
+- name: install rbenv dependencies
+  apt:
+    pkg: '{{ item }}'
+    install_recommends: no
+    state: present
+  with_items:
+    - build-essential
+    - git
+    - libcurl4-openssl-dev
+    - libffi-dev
+    - libreadline-dev
+    - libssl-dev
+    - libxml2-dev
+    - libxslt1-dev
+    - zlib1g-dev
+  tags:
+    - rbenv
+    - packages
+
+- name: checkout rbenv_repo for {{ username }}
+  git:
+    repo: '{{ rbenv_repo }}'
+    dest: '{{ rbenv_root }}'
+    version: '{{ rbenv_version }}'
+    accept_hostkey: yes
+    force: yes
+  become_user: "{{ username }}"
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: create plugins directory for {{ username }}
+  file:
+    path: '{{ rbenv_root }}/plugins'
+    state: directory
+  become_user: "{{ username }}"
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: install plugins for {{ username }}
+  git:
+    repo: '{{ item.repo }}'
+    dest: '{{ rbenv_root }}/plugins/{{ item.name }}'
+    version: '{{ item.version }}'
+    accept_hostkey: yes
+    force: yes
+  with_items:
+    - "{{ rbenv_plugins }}"
+  become_user: "{{ username }}"
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: Init rbenv in profile for {{ username }}
+  become_user: "{{ username }}"
+  blockinfile:
+    dest: '~{{ username }}/.profile'
+    block: |
+      export PATH="{{ rbenv_root }}/bin:$PATH"
+      eval "$(rbenv init -)"
+    marker: "# {mark} ANSIBLE MANAGED RBENV INIT"
+
+- name: set default-gems for {{ username }}
+  copy:
+    src: default-gems
+    dest: '{{ rbenv_root }}/default-gems'
+  become_user: "{{ username }}"
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: set gemrc for {{ username }}
+  copy:
+    src: gemrc
+    dest: ~/.gemrc
+  become_user: "{{ username }}"
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: check ruby {{ rbenv_ruby_version }} installed for {{ username }}
+  shell: /bin/bash -lc "rbenv versions | grep {{ rbenv_ruby_version }}"
+  become_user: "{{ username }}"
+  register: ruby_installed
+  changed_when: false
+  ignore_errors: yes
+  always_run: yes
+  tags:
+    - rbenv
+
+- name: install ruby {{ rbenv_ruby_version }} for {{ username }}
+  shell: /bin/bash -lc "TMPDIR=~/tmp rbenv install {{ rbenv_ruby_version }}"
+  become_user: "{{ username }}"
+  when: ruby_installed.rc != 0
+  ignore_errors: yes
+  tags:
+    - rbenv
+
+- name: check if user ruby version is {{ rbenv_ruby_version }} for {{ username }}
+  shell: /bin/bash -lc "rbenv version | cut -d ' ' -f 1 | grep -Fx '{{ rbenv_ruby_version }}'"
+  become_user: "{{ username }}"
+  register: ruby_selected
+  changed_when: false
+  ignore_errors: yes
+  always_run: yes
+  tags:
+    - rbenv
+
+- name: set ruby {{ rbenv_ruby_version }} for {{ username }}
+  shell: /bin/bash -lc "rbenv global {{ rbenv_ruby_version }} && rbenv rehash"
+  become_user: "{{ username }}"
+  when: ruby_selected.rc != 0
+  ignore_errors: yes
+  tags:
+    - rbenv