/usr/share/rubygems-integration/all/gems/vagrant-libvirt-0.0.43/lib/vagrant-libvirt/action/create_domain_volume.rb is in vagrant-libvirt 0.0.43-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 | require 'log4r'
module VagrantPlugins
module ProviderLibvirt
module Action
# Create a snapshot of base box image. This new snapshot is just new
# cow image with backing storage pointing to base box image. Use this
# image as new domain volume.
class CreateDomainVolume
include VagrantPlugins::ProviderLibvirt::Util::ErbTemplate
def initialize(app, _env)
@logger = Log4r::Logger.new('vagrant_libvirt::action::create_domain_volume')
@app = app
end
def call(env)
env[:ui].info(I18n.t('vagrant_libvirt.creating_domain_volume'))
# Get config options.
config = env[:machine].provider_config
# This is name of newly created image for vm.
@name = "#{env[:domain_name]}.img"
# Verify the volume doesn't exist already.
domain_volume = ProviderLibvirt::Util::Collection.find_matching(
env[:machine].provider.driver.connection.volumes.all, @name
)
raise Errors::DomainVolumeExists if domain_volume
# Get path to backing image - box volume.
box_volume = ProviderLibvirt::Util::Collection.find_matching(
env[:machine].provider.driver.connection.volumes.all, env[:box_volume_name]
)
@backing_file = box_volume.path
# Virtual size of image. Take value worked out by HandleBoxImage
@capacity = env[:box_virtual_size] # G
# Create new volume from xml template. Fog currently doesn't support
# volume snapshots directly.
begin
xml = Nokogiri::XML::Builder.new do |xml|
xml.volume do
xml.name(@name)
xml.capacity(@capacity, unit: 'G')
xml.target do
xml.format(type: 'qcow2')
xml.permissions do
xml.owner 0
xml.group 0
xml.mode '0600'
xml.label 'virt_image_t'
end
end
xml.backingStore do
xml.path(@backing_file)
xml.format(type: 'qcow2')
xml.permissions do
xml.owner 0
xml.group 0
xml.mode '0600'
xml.label 'virt_image_t'
end
end
end
end.to_xml(
save_with: Nokogiri::XML::Node::SaveOptions::NO_DECLARATION |
Nokogiri::XML::Node::SaveOptions::NO_EMPTY_TAGS |
Nokogiri::XML::Node::SaveOptions::FORMAT
)
domain_volume = env[:machine].provider.driver.connection.volumes.create(
xml: xml,
pool_name: config.storage_pool_name
)
rescue Fog::Errors::Error => e
raise Errors::FogDomainVolumeCreateError,
error_message: e.message
end
@app.call(env)
end
end
end
end
end
|