Veewee + OpenStack Rakefile

Rakefile

task :default => [:all]

task :all, [:provider]  => [:build, :halt, :shrink]

def isVeeweeFolder()
 return  if not Dir.exists? './definitions/'
end

def getBoxName()
  return File.basename(Dir.glob("./definitions/*").at(0))
end

def veewee(command, provider, boxname, options)
  sh "rvmsudo veewee #{provider} #{command} #{boxname} #{options}"
end

def imageExists()
  return system "glance image-show --human-readable #{getBoxName()} | grep 'No image' | wc -l"
end

desc "Build the Box"
task :build, [:provider] do |t, args|
  unless isVeeweeFolder()
    options = "--force"
    veewee("build", args.provider, getBoxName(), options)
  end
end


desc "Halt the Box"
task :halt, [:provider] do |t, args|
  unless isVeeweeFolder()
    veewee("halt", args.provider, getBoxName(), nil)
  end
end

desc "Shrink the Box"
task :shrink do
  sh "sudo qemu-img convert -O qcow2 /var/lib/libvirt/images/#{getBoxName()}.qcow2 /var/lib/libvirt/images/#{getBoxName()}-shrinked.qcow2"
  sh "sudo virt-sparsify --format qcow2 /var/lib/libvirt/images/#{getBoxName()}-shrinked.qcow2 /var/lib/libvirt/images/#{getBoxName()}-sparsified.qcow2"
  sh "sudo qemu-img convert -c -p -f qcow2 -O qcow2 /var/lib/libvirt/images/#{getBoxName()}-sparsified.qcow2 /var/lib/libvirt/images/#{getBoxName()}-gold.qcow2"
end

desc "Release image"
task :release, [:provider] do |t, args|
 boxname = getBoxName()
 boxname_splitted  = boxname.split("-")
 os = boxname_splitted[0]
 version = boxname_splitted[1]
 arch = boxname_splitted[2]
 sh "mkdir -p /var/cloud/#{args.provider}/#{os}/#{version}/#{arch}/"
 sh "cp -f /var/lib/libvirt/images/#{getBoxName()}-gold.qcow2 /var/cloud/#{args.provider}/#{os}/#{version}/#{arch}/#{getBoxName()}.qcow2"
end

desc "Deploy image"
task :deploy do
#The credentials are provided by Jenkins
  if imageExists()
   puts "Box #{getBoxName()} already exists. It will be removed..."
   sh "glance image-delete #{getBoxName()}"
  end

  sh "glance  image-create --name='#{getBoxName()}' --is-public=true --container-format=ovf --disk-format=qcow2 < /var/lib/libvirt/images/#{getBoxName()}-gold.qcow2"

end