Class: VagrantPlugins::ProviderLibvirt::Action::SetBootOrder
- Inherits:
-
Object
- Object
- VagrantPlugins::ProviderLibvirt::Action::SetBootOrder
- Defined in:
- lib/vagrant-libvirt/action/set_boot_order.rb
Instance Method Summary collapse
- #call(env) ⇒ Object
-
#initialize(app, env) ⇒ SetBootOrder
constructor
A new instance of SetBootOrder.
Constructor Details
#initialize(app, env) ⇒ SetBootOrder
Returns a new instance of SetBootOrder.
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# File 'lib/vagrant-libvirt/action/set_boot_order.rb', line 8 def initialize(app, env) @app = app @logger = Log4r::Logger.new("vagrant_libvirt::action::set_boot_order") config = env[:machine].provider_config @boot_order = config.boot_order end |
Instance Method Details
#call(env) ⇒ Object
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# File 'lib/vagrant-libvirt/action/set_boot_order.rb', line 15 def call(env) # Get domain first begin domain = env[:machine].provider.driver.connection.client.lookup_domain_by_uuid( env[:machine].id.to_s) rescue => e raise Errors::NoDomainError, :error_message => e. end # Only execute specific boot ordering if this is defined in the Vagrant file if @boot_order.count >= 1 # If a domain is initially defined with no box or disk or with an explicit boot order, libvirt adds <boot dev="foo"> # This conflicts with an explicit boot_order configuration, so we need to remove it from the domain xml and feed it back. # Also see https://bugzilla.redhat.com/show_bug.cgi?id=1248514 as to why we have to do this after all devices have been defined. xml = Nokogiri::XML(domain.xml_desc) xml.search("/domain/os/boot").each do |node| node.remove end # Parse the XML and find each defined drive and network interfacee hd = xml.search("/domain/devices/disk[@device='disk']") cdrom = xml.search("/domain/devices/disk[@device='cdrom']") network = xml.search("/domain/devices/interface[@type='network']") # Generate an array per device group and a flattened array from all of those devices = {"hd" => hd, "cdrom" => cdrom, "network" => network} final_boot_order = @boot_order.flat_map {|category| devices[category] } # Loop over the entire defined boot order array and create boot order entries in the domain XML final_boot_order.each_with_index do |node, index| boot = "<boot order='#{index+1}'/>" node.add_child(boot) if node.name == 'disk' @logger.debug "Setting #{node['device']} to boot index #{index+1}" elsif node.name == 'interface' @logger.debug "Setting #{node.name} to boot index #{index+1}" end end # Finally redefine the domain XML through libvirt to apply the boot ordering env[:machine].provider.driver.connection.client.define_domain_xml(xml.to_s) end @app.call(env) end |