diff options
Diffstat (limited to 'cucumber/features/support/helpers/vm_helper.rb')
| -rw-r--r-- | cucumber/features/support/helpers/vm_helper.rb | 206 |
1 files changed, 107 insertions, 99 deletions
diff --git a/cucumber/features/support/helpers/vm_helper.rb b/cucumber/features/support/helpers/vm_helper.rb index 5d02c115..be3ae5ff 100644 --- a/cucumber/features/support/helpers/vm_helper.rb +++ b/cucumber/features/support/helpers/vm_helper.rb @@ -1,3 +1,4 @@ +require 'ipaddr' require 'libvirt' require 'rexml/document' @@ -55,11 +56,6 @@ class VMNet IPAddr.new(net_xml.elements['network/ip'].attributes['address']).to_s end - def guest_real_mac - net_xml = REXML::Document.new(@net.xml_desc) - net_xml.elements['network/ip/dhcp/host/'].attributes['mac'] - end - def bridge_mac File.open("/sys/class/net/#{bridge_name}/address", "rb").read.chomp end @@ -68,7 +64,7 @@ end class VM - attr_reader :domain, :display, :vmnet, :storage + attr_reader :domain, :domain_name, :display, :vmnet, :storage def initialize(virt, xml_path, vmnet, storage, x_display) @virt = virt @@ -114,8 +110,20 @@ class VM end end - def real_mac - @vmnet.guest_real_mac + def real_mac(alias_name) + REXML::Document.new(@domain.xml_desc) + .elements["domain/devices/interface[@type='network']/" + + "alias[@name='#{alias_name}']"] + .parent.elements['mac'].attributes['address'].to_s + end + + def all_real_macs + macs = [] + REXML::Document.new(@domain.xml_desc) + .elements.each("domain/devices/interface[@type='network']") do |nic| + macs << nic.elements['mac'].attributes['address'].to_s + end + macs end def set_hardware_clock(time) @@ -131,6 +139,11 @@ class VM update(domain_rexml.to_s) end + def network_link_state + REXML::Document.new(@domain.xml_desc) + .elements['domain/devices/interface/link'].attributes['state'] + end + def set_network_link_state(state) domain_xml = REXML::Document.new(@domain.xml_desc) domain_xml.elements['domain/devices/interface/link'].attributes['state'] = state @@ -158,30 +171,44 @@ class VM update(domain_xml.to_s) end - def set_cdrom_image(image) - image = nil if image == '' - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements.each('domain/devices/disk') do |e| - if e.attribute('device').to_s == "cdrom" - if image.nil? - e.elements.delete('source') - else - if ! e.elements['source'] - e.add_element('source') - end - e.elements['source'].attributes['file'] = image - end - if is_running? - @domain.update_device(e.to_s) - else - update(domain_xml.to_s) - end - end + def add_cdrom_device + if is_running? + raise "Can't attach a CDROM device to a running domain" + end + domain_rexml = REXML::Document.new(@domain.xml_desc) + if domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + raise "A CDROM device already exists" end + cdrom_rexml = REXML::Document.new(File.read("#{@xml_path}/cdrom.xml")).root + domain_rexml.elements['domain/devices'].add_element(cdrom_rexml) + update(domain_rexml.to_s) end - def remove_cdrom - set_cdrom_image(nil) + def remove_cdrom_device + if is_running? + raise "Can't detach a CDROM device to a running domain" + end + domain_rexml = REXML::Document.new(@domain.xml_desc) + cdrom_el = domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + if cdrom_el.nil? + raise "No CDROM device is present" + end + domain_rexml.elements["domain/devices"].delete_element(cdrom_el) + update(domain_rexml.to_s) + end + + def eject_cdrom + execute_successfully('/usr/bin/eject -m') + end + + def remove_cdrom_image + domain_rexml = REXML::Document.new(@domain.xml_desc) + cdrom_el = domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + if cdrom_el.nil? + raise "No CDROM device is present" + end + cdrom_el.delete_element('source') + update(domain_rexml.to_s) rescue Libvirt::Error => e # While the CD-ROM is removed successfully we still get this # error, so let's ignore it. @@ -192,12 +219,27 @@ class VM raise e if not(Regexp.new(acceptable_error).match(e.to_s)) end + def set_cdrom_image(image) + if image.nil? or image == '' + raise "Can't set cdrom image to an empty string" + end + remove_cdrom_image + domain_rexml = REXML::Document.new(@domain.xml_desc) + cdrom_el = domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + cdrom_el.add_element('source', { 'file' => image }) + update(domain_rexml.to_s) + end + def set_cdrom_boot(image) if is_running? raise "boot settings can only be set for inactive vms" end - set_boot_device('cdrom') + domain_rexml = REXML::Document.new(@domain.xml_desc) + if not domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + add_cdrom_device + end set_cdrom_image(image) + set_boot_device('cdrom') end def list_disk_devs @@ -209,6 +251,16 @@ class VM return ret end + def plug_device(xml) + if is_running? + @domain.attach_device(xml.to_s) + else + domain_xml = REXML::Document.new(@domain.xml_desc) + domain_xml.elements['domain/devices'].add_element(xml) + update(domain_xml.to_s) + end + end + def plug_drive(name, type) if disk_plugged?(name) raise "disk '#{name}' already plugged" @@ -238,13 +290,7 @@ class VM xml.elements['disk/target'].attributes['bus'] = type xml.elements['disk/target'].attributes['removable'] = removable_usb if removable_usb - if is_running? - @domain.attach_device(xml.to_s) - else - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain/devices'].add_element(xml) - update(domain_xml.to_s) - end + plug_device(xml) end def disk_xml_desc(name) @@ -320,9 +366,16 @@ class VM end plug_drive(name, type) if not(disk_plugged?(name)) set_boot_device('hd') - # For some reason setting the boot device doesn't prevent cdrom - # boot unless it's empty - remove_cdrom + # XXX:Stretch: since our isotesters upgraded QEMU from + # 2.5+dfsg-4~bpo8+1 to 2.6+dfsg-3.1~bpo8+1 it seems we must remove + # the CDROM device to allow disk boot. This is not the case with the same + # version on Debian Sid. Let's hope we can remove this ugly + # workaround when we only support running the automated test suite + # on Stretch. + domain_rexml = REXML::Document.new(@domain.xml_desc) + if domain_rexml.elements["domain/devices/disk[@device='cdrom']"] + remove_cdrom_device + end end # XXX-9p: Shares don't work together with snapshot save+restore. See @@ -353,59 +406,6 @@ class VM return list end - def set_ram_size(size, unit = "KiB") - raise "System memory can only be added to inactive vms" if is_running? - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain/memory'].text = size - domain_xml.elements['domain/memory'].attributes['unit'] = unit - domain_xml.elements['domain/currentMemory'].text = size - domain_xml.elements['domain/currentMemory'].attributes['unit'] = unit - update(domain_xml.to_s) - end - - def get_ram_size_in_bytes - domain_xml = REXML::Document.new(@domain.xml_desc) - unit = domain_xml.elements['domain/memory'].attribute('unit').to_s - size = domain_xml.elements['domain/memory'].text.to_i - return convert_to_bytes(size, unit) - end - - def set_arch(arch) - raise "System architecture can only be set to inactive vms" if is_running? - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain/os/type'].attributes['arch'] = arch - update(domain_xml.to_s) - end - - def add_hypervisor_feature(feature) - raise "Hypervisor features can only be added to inactive vms" if is_running? - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain/features'].add_element(feature) - update(domain_xml.to_s) - end - - def drop_hypervisor_feature(feature) - raise "Hypervisor features can only be fropped from inactive vms" if is_running? - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain/features'].delete_element(feature) - update(domain_xml.to_s) - end - - def disable_pae_workaround - # add_hypervisor_feature("nonpae") results in a libvirt error, and - # drop_hypervisor_feature("pae") alone won't disable pae. Hence we - # use this workaround. - xml = <<EOF - <qemu:commandline xmlns:qemu='http://libvirt.org/schemas/domain/qemu/1.0'> - <qemu:arg value='-cpu'/> - <qemu:arg value='qemu32,-pae'/> - </qemu:commandline> -EOF - domain_xml = REXML::Document.new(@domain.xml_desc) - domain_xml.elements['domain'].add_element(REXML::Document.new(xml)) - update(domain_xml.to_s) - end - def set_os_loader(type) if is_running? raise "boot settings can only be set for inactive vms" @@ -431,7 +431,7 @@ EOF def execute(cmd, options = {}) options[:user] ||= "root" - options[:spawn] ||= false + options[:spawn] = false unless options.has_key?(:spawn) if options[:libs] libs = options[:libs] options.delete(:libs) @@ -442,7 +442,7 @@ EOF cmds << cmd cmd = cmds.join(" && ") end - return VMCommand.new(self, cmd, options) + return RemoteShell::ShellCommand.new(self, cmd, options) end def execute_successfully(*args) @@ -470,7 +470,9 @@ EOF end def has_network? - return execute("/sbin/ifconfig eth0 | grep -q 'inet addr'").success? + nmcli_info = execute('nmcli device show eth0').stdout + has_ipv4_addr = /^IP4.ADDRESS(\[\d+\])?:\s*([0-9.\/]+)$/.match(nmcli_info) + network_link_state == 'up' && has_ipv4_addr end def has_process?(process) @@ -483,7 +485,7 @@ EOF def select_virtual_desktop(desktop_number, user = LIVE_USER) assert(desktop_number >= 0 && desktop_number <=3, - "Only values between 0 and 3 are valid virtual desktop numbers") + "Only values between 0 and 1 are valid virtual desktop numbers") execute_successfully( "xdotool set_desktop '#{desktop_number}'", :user => user @@ -504,11 +506,17 @@ EOF # Often when xdotool fails to focus a window it'll work when retried # after redrawing the screen. Switching to a new virtual desktop then # back seems to be a reliable way to handle this. - select_virtual_desktop(3) + # Sadly we have to rely on a lot of sleep() here since there's + # little on the screen etc that we truly can rely on. + sleep 5 + select_virtual_desktop(1) + sleep 5 select_virtual_desktop(0) - sleep 5 # there aren't any visual indicators which can be used here + sleep 5 do_focus(window_title, user) end + rescue + # noop end def file_exist?(file) |