Rakefile for Docker

Rakefile

builder_name = ''
image_name = ''
publish_port = ''
expose_port = ''

tag = "#{builder_name}/#{image_name}"

if ENV['version']
  tag += ":#{ENV['version']}"
end

desc "run"
task :run do |t|
  port = ENV['port'] || publish_port
  begin
    sh "docker stop #{image_name}"
    sh "docker rm #{image_name}"
  rescue => e
    puts e
  end
  sh "docker run --name #{image_name} -p #{port}:#{expose_port}: -d #{tag}"
end

desc "build"
task :build do |t|
  sh "docker build -t #{tag} ."
end

desc "shell"
task :shell do |t|
  sh "docker run --rm -i -t #{tag} /bin/bash"
end

desc "ssh"
task :ssh do |t|
  ipaddr = `docker inspect --format='{{.NetworkSettings.IPAddress}}' "#{image_name}"`
  sh "ssh root@#{ipaddr}"
end