def test_new(self): self.domain = d = Data_Domain() # d.domain_type = 'kvm' d.name = 'ucs401' # d.os_type = 'hvm' # d.arch = 'x86_64' # d.boot = ['cdrom', 'hd'] # d.maxMem = 1048576 << 10 # KiB d.vcpus = 1 # d.rtc_offset = 'utc' disk = Disk() disk.type = Disk.TYPE_FILE disk.device = Disk.DEVICE_DISK # disk.driver = 'qemu' # disk.driver_type = 'qcow2' # disk.driver_cache = 'none' disk.source = "/var/lib/libvirt/images/ucs401-0.qcow2" # disk.target_dev = 'vda' # disk.target_bus = 'virtio' d.disks.append(disk) disk = Disk() disk.type = Disk.TYPE_FILE disk.device = Disk.DEVICE_CDROM # disk.driver = 'qemu' # disk.driver_type = 'raw' disk.source = "/var/univention/buildsystem2/isotests/ucs_4.0-1-latest-amd64.iso" disk.readonly = True # disk.target_dev = 'hda' # disk.target_bus = 'ide' d.disks.append(disk) interface = Interface() interface.type = Interface.TYPE_BRIDGE # interface.source = 'br0' # interface.model = 'virtio' d.interfaces.append(interface) graphic = Graphic() graphic.type = Graphic.TYPE_VNC # graphic.listen = '0.0.0.0' d.graphics.append(graphic) xml, update_xml = _domain_edit(self, d, xml=None) self.assertXmlEqual(self.xml, xml)
def _create_disk(self, node_uri, disk, domain_info, profile=None):
"""
Convert single disk from JSON to Python UVMM Disk object.
"""
uri = urlsplit(node_uri)
driver_pv = disk.get('paravirtual',
False) # by default no paravirtual devices
drive = Disk()
drive.device = disk['device']
drive.driver_type = disk['driver_type']
drive.driver_cache = disk.get('driver_cache', 'default')
drive.driver = disk.get('driver', None)
drive.target_bus = disk.get('target_bus', 'ide')
drive.target_dev = disk.get('target_dev', None)
pool_name = disk.get('pool')
if pool_name:
pool = self.get_pool(node_uri, pool_name)
else:
pool = {}
if disk.get('source', None) is None:
# new drive
drive.size = disk['size']
if not pool:
raise ValueError('Pool "%s" not found' % (pool_name, ))
drive.source = os.path.join(pool['path'], disk['volumeFilename'])
if profile:
if drive.device == Disk.DEVICE_DISK:
driver_pv = getattr(profile, 'pvdisk', False)
elif drive.device == Disk.DEVICE_CDROM:
driver_pv = getattr(profile, 'pvcdrom', False)
else:
# old drive
drive.source = disk['source']
MODULE.info('Creating a %s drive' %
('paravirtual' if driver_pv else 'emulated', ))
try:
pool_type = pool['type']
drive.type = POOLS_TYPE[pool_type]
except LookupError:
if drive.source.startswith('/dev/'):
drive.type = Disk.TYPE_BLOCK
elif not drive.source:
# empty CDROM or floppy device
drive.type = Disk.TYPE_BLOCK
else:
drive.type = Disk.TYPE_FILE
if drive.device == Disk.DEVICE_DISK:
drive.readonly = disk.get('readonly', False)
elif drive.device == Disk.DEVICE_CDROM:
drive.driver_type = 'raw' # ISOs need driver/@type='raw'
drive.readonly = disk.get('readonly', True)
elif drive.device == Disk.DEVICE_FLOPPY:
drive.readonly = disk.get('readonly', True)
else:
raise ValueError('Invalid drive-type "%s"' % drive.device)
if uri.scheme.startswith('qemu'):
drive.driver = 'qemu'
if drive.device == Disk.DEVICE_FLOPPY:
drive.target_bus = 'fdc'
elif driver_pv:
drive.target_bus = 'virtio'
elif disk.get('paravirtual', None) is False:
drive.target_bus = 'ide'
else:
pass # keep
else:
raise ValueError('Unknown virt-tech "%s"' % (node_uri, ))
return drive
def test_edit(self):
self.domain = d = Data_Domain()
d.domain_type = 'kvm'
d.uuid = 'da33829a-4c56-4626-8d33-beec0580fc10'
d.name = 'ucs401'
d.annotations = {'description': 'https://forge.univention.org/bugzilla/show_bug.cgi?id=36640'}
d.os_type = 'hvm'
d.arch = 'x86_64'
d.boot = ['cdrom', 'hd']
d.maxMem = 1048576 << 10 # KiB
d.vcpus = 1
d.rtc_offset = 'utc'
disk = Disk()
disk.type = Disk.TYPE_FILE
disk.device = Disk.DEVICE_DISK
disk.driver = 'qemu'
disk.driver_type = 'qcow2'
disk.driver_cache = 'none'
disk.source = "/var/lib/libvirt/images/ucs401-0.qcow2"
disk.target_dev = 'vda'
disk.target_bus = 'virtio'
d.disks.append(disk)
disk = Disk()
disk.type = Disk.TYPE_FILE
disk.device = Disk.DEVICE_CDROM
disk.driver = 'qemu'
disk.driver_type = 'raw'
disk.source = "/var/univention/buildsystem2/isotests/ucs_4.0-1-latest-amd64.iso"
disk.readonly = True
disk.target_dev = 'hda'
disk.target_bus = 'ide'
d.disks.append(disk)
interface = Interface()
interface.type = Interface.TYPE_BRIDGE
interface.mac_address = "52:54:00:71:90:4b"
interface.source = 'br0'
interface.model = 'virtio'
d.interfaces.append(interface)
graphic = Graphic()
graphic.type = Graphic.TYPE_VNC
graphic.listen = '0.0.0.0'
d.graphics.append(graphic)
xml, update_xml = _domain_edit(self, d, xml=None)
self.assertXmlEqual(self.xml, xml)
def _create_disks( self, node_uri, disks, domain_info, profile = None ):
drives = []
uri = urlparse.urlsplit( node_uri )
for disk in disks:
drive = Disk()
# do we create a new disk or just copy data from an already defined drive
create_new = disk.get( 'source', None ) is None
drive.device = disk[ 'device' ]
drive.driver_type = disk[ 'driver_type' ]
drive.driver_cache = disk.get('driver_cache', 'default')
# set old values of existing drive
if not create_new:
drive.source = disk[ 'source' ]
drive.driver = disk[ 'driver' ]
drive.target_bus = disk[ 'target_bus' ]
drive.target_dev = disk[ 'target_dev' ]
if disk[ 'size' ] is not None:
drive.size = MemorySize.str2num( disk[ 'size' ], unit = 'MB' )
else: # when changing the medium of a CDROM we must keep the target
drive.target_bus = disk.get( 'target_bus', None )
drive.target_dev = disk.get( 'target_dev', None )
# creating new drive
pool_path = self.get_pool_path( node_uri, disk.get( 'pool' ) )
file_pool = self.is_file_pool( node_uri, disk.get( 'pool' ) )
if pool_path:
drive.source = os.path.join( pool_path, disk[ 'volumeFilename' ] )
elif not file_pool and disk.get( 'volumeType', Disk.TYPE_BLOCK ) and disk[ 'volumeFilename' ]:
drive.source = disk[ 'volumeFilename' ]
elif drive.source is None:
raise ValueError( _( 'No valid source for disk "%s" found' ) % drive.device )
if file_pool:
drive.type = Disk.TYPE_FILE
else:
drive.type = Disk.TYPE_BLOCK
drive.target_bus = 'ide'
drive.source = disk[ 'volumeFilename' ]
# get default for paravirtual
if create_new:
if profile is not None:
if drive.device == Disk.DEVICE_DISK:
driver_pv = getattr( profile, 'pvdisk', False )
elif drive.device == Disk.DEVICE_CDROM:
driver_pv = getattr( profile, 'pvcdrom', False )
else:
driver_pv = disk.get( 'paravirtual', False ) # by default no paravirtual devices
else:
driver_pv = disk.get( 'paravirtual', False ) # by default no paravirtual devices
MODULE.info( 'Creating a %s drive' % ( driver_pv and 'paravirtual' or 'non-paravirtual' ) )
if drive.device in ( Disk.DEVICE_DISK, Disk.DEVICE_CDROM ):
if drive.device == Disk.DEVICE_CDROM:
drive.driver_type = 'raw' # ISOs need driver/@type='raw'
elif drive.device == Disk.DEVICE_FLOPPY:
drive.target_bus = 'fdc'
else:
raise ValueError('Invalid drive-type "%s"' % drive.device)
if uri.scheme.startswith( 'qemu' ):
drive.driver = 'qemu'
if driver_pv and drive.device != Disk.DEVICE_FLOPPY and drive.type != Disk.TYPE_BLOCK:
drive.target_bus = 'virtio'
elif disk.get( 'paravirtual', None ) == False and not drive.target_bus:
drive.target_bus = 'ide'
elif uri.scheme.startswith( 'xen' ):
pv_domain = domain_info.os_type == 'xen'
if driver_pv and drive.device != Disk.DEVICE_FLOPPY and drive.type != Disk.TYPE_BLOCK:
drive.target_bus = 'xen'
elif pv_domain and not driver_pv:
# explicitly set ide bus
drive.target_bus = 'ide'
# block devices of para-virtual xen instances must use bus xen
if pv_domain and drive.type == Disk.TYPE_BLOCK:
drive.target_bus = 'xen'
# Since UCS 2.4-2 Xen 3.4.3 contains the blktab2 driver
# from Xen 4.0.1
if file_pool:
# Use tapdisk2 by default, but not for empty CDROM drives
if drive.source is not None and ucr.is_true( 'uvmm/xen/images/tap2', True ):
drive.driver = 'tap2'
drive.driver_type = 'aio'
# if drive.type == 'raw':
# drive.driver_type = 'aio'
else:
drive.driver = 'file'
drive.driver_type = None # only raw support
else:
drive.driver = 'phy'
else:
raise ValueError( 'Unknown virt-tech "%s"' % node_uri )
if disk[ 'size' ]:
drive.size = MemorySize.str2num( disk[ 'size' ], unit = 'MB' )
drives.append( drive )
return drives