def _get_xml_config(self):
xml = ""
if self.kernel:
xml = _util.xml_append(
xml, " <kernel>%s</kernel>" % _util.xml_escape(self.kernel))
if self.initrd:
xml = _util.xml_append(
xml,
" <initrd>%s</initrd>" % _util.xml_escape(self.initrd))
if self.kernel_args:
xml = _util.xml_append(
xml, " <cmdline>%s</cmdline>" %
_util.xml_escape(self.kernel_args))
else:
for dev in self.bootorder:
xml = _util.xml_append(xml, " <boot dev='%s'/>" % dev)
if self.enable_bootmenu in [True, False]:
val = self.enable_bootmenu and "yes" or "no"
xml = _util.xml_append(xml,
" <bootmenu enable='%s'/>" % val)
return xml
def _get_osblob_helper(self, guest, isinstall, bootconfig):
conn = guest.conn
arch = self.arch
machine = self.machine
hvtype = self.type
loader = self.loader
os_type = self.os_type
init = self.init or self._get_default_init(guest)
hvxen = (hvtype == "xen")
if not loader and self.is_hvm() and hvxen:
loader = "/usr/lib/xen/boot/hvmloader"
# Use older libvirt 'linux' value for back compat
if os_type == "xen" and hvxen:
os_type = "linux"
if (not isinstall and
self.is_xenpv() and
not self.bootconfig.kernel):
return "<bootloader>%s</bootloader>" % _util.pygrub_path(conn)
osblob = "<os>"
typexml = " <type"
if arch:
typexml += " arch='%s'" % arch
if machine:
typexml += " machine='%s'" % machine
typexml += ">%s</type>" % os_type
osblob = _util.xml_append(osblob, typexml)
if init:
osblob = _util.xml_append(osblob,
" <init>%s</init>" %
_util.xml_escape(init))
if loader:
osblob = _util.xml_append(osblob,
" <loader>%s</loader>" %
_util.xml_escape(loader))
if not self.is_container():
osblob = _util.xml_append(osblob, bootconfig.get_xml_config())
osblob = _util.xml_append(osblob, " </os>")
return osblob
def _get_osblob_helper(self, guest, isinstall, bootconfig):
conn = guest.conn
arch = self.arch
machine = self.machine
hvtype = self.type
loader = self.loader
os_type = self.os_type
init = self.init or self._get_default_init(guest)
hvxen = (hvtype == "xen")
if not loader and self.is_hvm() and hvxen:
loader = "/usr/lib/xen/boot/hvmloader"
# Use older libvirt 'linux' value for back compat
if os_type == "xen" and hvxen:
os_type = "linux"
if (not isinstall and
self.is_xenpv() and
not self.bootconfig.kernel):
return "<bootloader>%s</bootloader>" % _util.pygrub_path(conn)
osblob = "<os>"
typexml = " <type"
if arch:
typexml += " arch='%s'" % arch
if machine:
typexml += " machine='%s'" % machine
typexml += ">%s</type>" % os_type
osblob = _util.xml_append(osblob, typexml)
if init:
osblob = _util.xml_append(osblob,
" <init>%s</init>" %
_util.xml_escape(init))
if loader:
osblob = _util.xml_append(osblob,
" <loader>%s</loader>" %
_util.xml_escape(loader))
if not self.is_container():
osblob = _util.xml_append(osblob, bootconfig.get_xml_config())
osblob = _util.xml_append(osblob, " </os>")
return osblob
def _get_osblob_helper(self, guest, isinstall, bootconfig):
def get_param(obj, paramname):
if hasattr(obj, paramname):
return getattr(obj, paramname)
return None
ishvm = bool(isinstance(guest, virtinst.FullVirtGuest))
conn = guest.conn
arch = self.arch
loader = get_param(guest, "loader")
if not isinstall and not ishvm and not self.bootconfig.kernel:
return "<bootloader>%s</bootloader>" % _util.pygrub_path(conn)
osblob = "<os>\n"
os_type = self.os_type
# Hack for older libvirt: use old value 'linux' for best back compat,
# new libvirt will adjust the value accordingly.
if os_type == "xen" and self.type == "xen":
os_type = "linux"
osblob += " <type"
if arch:
osblob += " arch='%s'" % arch
osblob += ">%s</type>\n" % os_type
if loader:
osblob += " <loader>%s</loader>\n" % loader
osblob += bootconfig.get_xml_config()
osblob = _util.xml_append(osblob, " </os>")
return osblob
def _get_osblob(self, install):
"""
Return os, features, and clock xml (Implemented in subclass)
"""
xml = ""
osxml = self.installer.get_install_xml(self, install)
if not osxml:
return None
xml = _util.xml_append(xml,
self.installer.get_install_xml(self, install))
return xml
def _get_osblob(self, install):
"""
Return os, features, and clock xml (Implemented in subclass)
"""
xml = ""
osxml = self.installer.get_install_xml(self, install)
if not osxml:
return None
xml = _util.xml_append(xml,
self.installer.get_install_xml(self, install))
return xml
def _get_xml_config(self):
xml = ""
if self.kernel:
xml = _util.xml_append(xml, " <kernel>%s</kernel>" %
_util.xml_escape(self.kernel))
if self.initrd:
xml = _util.xml_append(xml, " <initrd>%s</initrd>" %
_util.xml_escape(self.initrd))
if self.kernel_args:
xml = _util.xml_append(xml, " <cmdline>%s</cmdline>" %
_util.xml_escape(self.kernel_args))
else:
for dev in self.bootorder:
xml = _util.xml_append(xml, " <boot dev='%s'/>" % dev)
if self.enable_bootmenu in [True, False]:
val = self.enable_bootmenu and "yes" or "no"
xml = _util.xml_append(xml,
" <bootmenu enable='%s'/>" % val)
return xml
def _get_device_xml(self, devs, install=True):
def do_remove_media(d):
# Keep cdrom around, but with no media attached,
# But only if we are a distro that doesn't have a multi
# stage install (aka not Windows)
return (d.virtual_device_type == VirtualDevice.VIRTUAL_DEV_DISK and
d.device == VirtualDisk.DEVICE_CDROM
and d.transient
and not install and
not self.get_continue_inst())
def do_skip_disk(d):
# Skip transient labeled non-media disks
return (d.virtual_device_type == VirtualDevice.VIRTUAL_DEV_DISK and
d.device == VirtualDisk.DEVICE_DISK
and d.transient
and not install)
# Wrapper for building disk XML, handling transient CDROMs
def get_dev_xml(dev):
origpath = None
try:
if do_skip_disk(dev):
return ""
if do_remove_media(dev):
origpath = dev.path
dev.path = None
return dev.get_xml_config()
finally:
if origpath:
dev.path = origpath
xml = self._get_emulator_xml()
# Build XML
for dev in devs:
xml = _util.xml_append(xml, get_dev_xml(dev))
return xml
def _get_device_xml(self, devs, install=True):
def do_remove_media(d):
# Keep cdrom around, but with no media attached,
# But only if we are a distro that doesn't have a multi
# stage install (aka not Windows)
return (d.virtual_device_type == VirtualDevice.VIRTUAL_DEV_DISK
and d.device == VirtualDisk.DEVICE_CDROM and d.transient
and not install and not self.get_continue_inst())
def do_skip_disk(d):
# Skip transient labeled non-media disks
return (d.virtual_device_type == VirtualDevice.VIRTUAL_DEV_DISK
and d.device == VirtualDisk.DEVICE_DISK and d.transient
and not install)
# Wrapper for building disk XML, handling transient CDROMs
def get_dev_xml(dev):
origpath = None
try:
if do_skip_disk(dev):
return ""
if do_remove_media(dev):
origpath = dev.path
dev.path = None
return dev.get_xml_config()
finally:
if origpath:
dev.path = origpath
xml = self._get_emulator_xml()
# Build XML
for dev in devs:
xml = _util.xml_append(xml, get_dev_xml(dev))
return xml
def get_config_xml(self, install = True, disk_boot = False):
"""
Return the full Guest xml configuration.
@param install: Whether we want the 'OS install' configuration or
the 'post-install' configuration. (Some Installers,
like the LiveCDInstaller may not have an 'install'
config.)
@type install: C{bool}
@param disk_boot: Whether we should boot off the harddisk, regardless
of our position in the install process (this is
used for 2 stage installs, where the second stage
boots off the disk. You probably don't need to touch
this.)
@type disk_boot: C{bool}
"""
# We do a shallow copy of the device list here, and set the defaults.
# This way, default changes aren't persistent, and we don't need
# to worry about when to call set_defaults
origdevs = self.get_all_devices()
devs = []
for dev in origdevs:
newdev = copy.copy(dev)
devs.append(newdev)
def get_transient_devices(devtype):
return self._dev_build_list(devtype, devs)
# Set device defaults so we can validly generate XML
self._set_defaults(get_transient_devices)
if install:
action = "destroy"
else:
action = "restart"
osblob_install = install
if disk_boot:
osblob_install = False
osblob = self._get_osblob(osblob_install)
if not osblob:
# This means there is no 'install' phase, so just return
return None
cpuset = ""
if self.cpuset is not None:
cpuset = " cpuset='" + self.cpuset + "'"
desc_xml = ""
if self.description is not None:
desc = str(self.description)
desc_xml = (" <description>%s</description>" %
_util.xml_escape(desc))
xml = ""
add = lambda x: _util.xml_append(xml, x)
xml = add("<domain type='%s'>" % self.type)
xml = add(" <name>%s</name>" % self.name)
xml = add(" <currentMemory>%s</currentMemory>" % (self.memory * 1024))
xml = add(" <memory>%s</memory>" % (self.maxmemory * 1024))
xml = add(" <uuid>%s</uuid>" % self.uuid)
xml = add(desc_xml)
xml = add(" %s" % osblob)
xml = add(self._get_features_xml())
xml = add(self._get_cpu_xml())
xml = add(self._get_clock_xml())
xml = add(" <on_poweroff>destroy</on_poweroff>")
xml = add(" <on_reboot>%s</on_reboot>" % action)
xml = add(" <on_crash>%s</on_crash>" % action)
xml = add(" <vcpu%s>%d</vcpu>" % (cpuset, self.vcpus))
xml = add(" <devices>")
xml = add(self._get_device_xml(devs, install))
xml = add(" </devices>")
xml = add(self._get_seclabel_xml())
xml = add("</domain>\n")
return xml
def get_config_xml(self, install=True, disk_boot=False):
"""
Return the full Guest xml configuration.
@param install: Whether we want the 'OS install' configuration or
the 'post-install' configuration. (Some Installers,
like the LiveCDInstaller may not have an 'install'
config.)
@type install: C{bool}
@param disk_boot: Whether we should boot off the harddisk, regardless
of our position in the install process (this is
used for 2 stage installs, where the second stage
boots off the disk. You probably don't need to touch
this.)
@type disk_boot: C{bool}
"""
# We do a shallow copy of the device list here, and set the defaults.
# This way, default changes aren't persistent, and we don't need
# to worry about when to call set_defaults
origdevs = self.get_all_devices()
devs = []
for dev in origdevs:
newdev = copy.copy(dev)
devs.append(newdev)
def get_transient_devices(devtype):
return self._dev_build_list(devtype, devs)
# Set device defaults so we can validly generate XML
self._set_defaults(get_transient_devices)
if install:
action = "destroy"
else:
action = "restart"
osblob_install = install
if disk_boot:
osblob_install = False
osblob = self._get_osblob(osblob_install)
if not osblob:
# This means there is no 'install' phase, so just return
return None
cpuset = ""
if self.cpuset is not None:
cpuset = " cpuset='" + self.cpuset + "'"
desc_xml = ""
if self.description is not None:
desc = str(self.description)
desc_xml = (" <description>%s</description>" %
_util.xml_escape(desc))
xml = ""
add = lambda x: _util.xml_append(xml, x)
xml = add("<domain type='%s'>" % self.type)
xml = add(" <name>%s</name>" % self.name)
xml = add(" <currentMemory>%s</currentMemory>" % (self.memory * 1024))
xml = add(" <memory>%s</memory>" % (self.maxmemory * 1024))
xml = add(" <uuid>%s</uuid>" % self.uuid)
xml = add(desc_xml)
xml = add(" %s" % osblob)
xml = add(self._get_features_xml())
xml = add(self._get_cpu_xml())
xml = add(self._get_clock_xml())
xml = add(" <on_poweroff>destroy</on_poweroff>")
xml = add(" <on_reboot>%s</on_reboot>" % action)
xml = add(" <on_crash>%s</on_crash>" % action)
xml = add(" <vcpu%s>%d</vcpu>" % (cpuset, self.vcpus))
xml = add(" <devices>")
xml = add(self._get_device_xml(devs, install))
xml = add(" </devices>")
xml = add(self._get_seclabel_xml())
xml = add("</domain>\n")
return xml
