Docker support (with Ceph cluster included)

.dockerignore

@@ -0,0 +1,101 @@
+# Created by .ignore support plugin (hsz.mobi)
+
+.dockerignore
+Dockerfile
+Procfile
+docker-compose.yml
+CHANGELOG.md
+Gemfile.lock
+.git
+
+.Trash-*
+*.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+# Thumbnails
+._*
+
+# Files that might appear in the root of a volume
+.DocumentRevisions-V100
+.fseventsd
+.Spotlight-V100
+.TemporaryItems
+.Trashes
+.VolumeIcon.icns
+.com.apple.timemachine.donotpresent
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+### Ruby template
+*.gem
+*.rbc
+.config
+coverage/
+InstalledFiles
+pkg/
+spec/reports/
+spec/examples.txt
+test/tmp/
+test/version_tmp/
+tmp/
+
+## Documentation cache and generated files:
+.yardoc/
+_yardoc/
+doc/
+rdoc/
+
+## Environment normalization:
+.bundle/
+vendor
+lib/bundler/man/
+
+### Vim template
+# swap
+[._]*.s[a-w][a-z]
+[._]s[a-w][a-z]
+# session
+Session.vim
+# temporary
+.netrwhist
+# auto-generated tag files
+tags
+
+.idea
+*.iws
+
+### Rails template
+capybara-*.html
+.rspec
+log
+db/*.sqlite3
+db/*.sqlite3-journal
+public/system
+spec/tmp
+**.orig
+rerun.txt
+pickle-email-*.html
+
+#config/initializers/secret_token.rb
+#config/secrets.yml
+
+# dotenv
+.env
+
+*.bowerrc
+bower.json
+
+# Ignore pow environment settings
+.powenv
+
+# Ignore Byebug command history file.
+.byebug_history

Dockerfile

@@ -0,0 +1,34 @@
+FROM ubuntu:trusty
+
+# Create base directory for the application
+RUN mkdir -p /app
+WORKDIR /app
+
+RUN apt-get -qq update \
+    && apt-get -qq install -y \
+      wget \
+      software-properties-common \
+    && rm -rf /var/lib/apt/lists/*
+
+# Install the latest version of Ceph to get the latest librbd and the like (required by the tool).
+RUN wget -q -O- 'https://download.ceph.com/keys/release.asc' | apt-key add - \
+      && echo "deb http://download.ceph.com/debian-jewel/ trusty main" | tee /etc/apt/sources.list.d/ceph-jewel.list \
+      && apt-add-repository ppa:brightbox/ruby-ng \
+      && apt-get update \
+      && apt-get install -y --force-yes \
+        build-essential \
+        ceph \
+        git \
+        radosgw \
+        ruby2.3 ruby2.3-dev \
+      && apt-get autoremove -y \
+      && rm -rf /var/lib/apt/lists/*
+
+COPY lib/ceph-ruby/version.rb /app/lib/ceph-ruby/version.rb
+COPY Gemfile ceph-ruby.gemspec ./
+
+RUN gem install bundler --no-ri --no-rdoc && bundle install -j2
+
+COPY . /app
+
+CMD ["docker/start.sh"]

README.md

@@ -2,6 +2,19 @@
 
 Easy management of Ceph Distributed Storage System (rbd, images, rados objects) using ruby.
 
+## Development
+
+```ruby
+docker-compose build
+docker-compose run app # Will open a console for you to work with
+```
+
+## Tests
+
+```ruby
+docker-compose build
+docker-compose run app rspec
+```
 
 ## Installation
 
@@ -17,7 +30,6 @@ Or install it yourself as:
 
     $ gem install ceph-ruby
 
-
 ## Usage
 
     require "ceph-ruby"

bin/ceph-ruby

@@ -0,0 +1,16 @@
+#!/usr/bin/env ruby
+
+require 'pathname'
+require 'pry'
+
+APP_ROOT = File.join(File.dirname(Pathname.new(__FILE__).realpath), '..')
+
+$LOAD_PATH.unshift File.join(APP_ROOT, 'lib')
+$LOAD_PATH.unshift File.join(APP_ROOT, 'vendor/bundle')
+
+Dir.chdir(APP_ROOT)
+
+require 'bundler/setup'
+require 'ceph-ruby'
+
+binding.pry

ceph-ruby.gemspec

@@ -20,4 +20,5 @@ Gem::Specification.new do |gem|
 
   gem.add_dependency('ffi', '~> 1.1.5')
   gem.add_dependency('activesupport', '>= 3.0.0')
+  gem.add_development_dependency('pry')
 end

docker-compose.yml

@@ -0,0 +1,33 @@
+version: '2'
+services:
+  app:
+    build: .
+    volumes:
+      - .:/app
+    depends_on:
+      - ceph
+    networks:
+      default:
+      ceph:
+        ipv4_address: 10.28.0.20
+    volumes_from:
+      - ceph
+
+  ceph:
+    image: ceph/demo:tag-build-master-jewel-ubuntu-14.04
+    environment:
+      - MON_IP=10.28.0.10
+      - CEPH_PUBLIC_NETWORK=10.28.0.0/24
+    networks:
+      ceph:
+        ipv4_address: 10.28.0.10
+    volumes:
+      - /etc/ceph
+
+# Default network (required by the Ceph cluster, as we need to pass our own IP as env. variable)
+networks:
+  ceph:
+    ipam:
+      driver: default
+      config:
+        - subnet: 10.28.0.0/24

docker/start.sh

@@ -0,0 +1,8 @@
+#!/bin/bash
+
+# Create the pools
+ceph osd pool create my-pool-xyz 100
+
+bundle # This is in case you use a volume locally
+
+bundle exec bin/ceph-ruby