def teardownVolumePath(self, drive):
res = {'status': doneCode}
try:
if vm.isVdsmImage(drive):
res = self.irs.teardownImage(drive['domainID'],
drive['poolID'], drive['imageID'])
except TypeError:
# paths (strings) are not deactivated
if not isinstance(drive, basestring):
self.log.warning("Drive is not a vdsm image: %s",
drive, exc_info=True)
return res['status']['code']
def prepareVolumePath(self, drive, vmId=None):
if type(drive) is dict:
# PDIV drive format
if drive['device'] == 'disk' and vm.isVdsmImage(drive):
res = self.irs.prepareImage(drive['domainID'], drive['poolID'],
drive['imageID'], drive['volumeID'])
if res['status']['code']:
raise vm.VolumeError(drive)
volPath = res['path']
drive['volumeChain'] = res['chain']
# GUID drive format
elif drive.has_key("GUID"):
volPath = os.path.join("/dev/mapper", drive["GUID"])
if not os.path.exists(volPath):
raise vm.VolumeError(drive)
res = self.irs.appropriateDevice(drive["GUID"], vmId)
if res['status']['code']:
raise vm.VolumeError(drive)
# UUID drive format
elif drive.has_key("UUID"):
volPath = self._getUUIDSpecPath(drive["UUID"])
elif drive.has_key("path"):
volPath = drive['path']
# For BC sake: None as argument
elif not drive:
volPath = drive
# For BC sake: path as a string.
elif os.path.exists(drive):
volPath = drive
else:
raise vm.VolumeError(drive)
self.log.info("prepared volume path: %s", volPath)
return volPath
def prepareVolumePath(self, drive, vmId=None):
if type(drive) is dict:
# PDIV drive format
if drive['device'] == 'disk' and vm.isVdsmImage(drive):
res = self.irs.prepareImage(
drive['domainID'], drive['poolID'],
drive['imageID'], drive['volumeID'])
if res['status']['code']:
raise vm.VolumeError(drive)
volPath = res['path']
# The order of imgVolumesInfo is not guaranteed
drive['volumeChain'] = res['imgVolumesInfo']
drive['volumeInfo'] = res['info']
# GUID drive format
elif "GUID" in drive:
res = self.irs.getDevicesVisibility([drive["GUID"]])
if not res["visible"][drive["GUID"]]:
raise vm.VolumeError(drive)
res = self.irs.appropriateDevice(drive["GUID"], vmId)
if res['status']['code']:
raise vm.VolumeError(drive)
volPath = os.path.join("/dev/mapper", drive["GUID"])
# UUID drive format
elif "UUID" in drive:
volPath = self._getUUIDSpecPath(drive["UUID"])
# leave path == '' for empty cdrom and floppy drives ...
elif (drive['device'] in ('cdrom', 'floppy') and
'specParams' in drive and
# next line can be removed in future, when < 3.3 engine
# is not supported
drive['specParams'].get('path', '') == '' and
drive.get('path', '') == '' and
'vmPayload' not in drive['specParams']):
volPath = ''
# ... or load the drive from vmPayload:
elif drive['device'] in ('cdrom', 'floppy') and \
'specParams' in drive and \
'vmPayload' in drive['specParams']:
'''
vmPayload is a key in specParams
'vmPayload': {'volId': 'volume id', # volId is optional
'file': {'filename': 'content', ...}}
'''
mkFsNames = {'cdrom': 'mkIsoFs', 'floppy': 'mkFloppyFs'}
try:
mkFsFunction = getattr(supervdsm.getProxy(),
mkFsNames[drive['device']])
except AttributeError:
raise vm.VolumeError("Unsupported 'device': %s in "
"drive: %" % (drive['device'], drive))
else:
files = drive['specParams']['vmPayload']['file']
volId = drive['specParams']['vmPayload'].get('volId')
volPath = mkFsFunction(vmId, files, volId)
elif "path" in drive:
volPath = drive['path']
else:
raise vm.VolumeError(drive)
# For BC sake: None as argument
elif not drive:
volPath = drive
# For BC sake: path as a string.
elif os.path.exists(drive):
volPath = drive
else:
raise vm.VolumeError(drive)
self.log.info("prepared volume path: %s", volPath)
return volPath
def prepareVolumePath(self, drive, vmId=None):
if type(drive) is dict:
# PDIV drive format
if drive['device'] == 'disk' and vm.isVdsmImage(drive):
res = self.irs.prepareImage(drive['domainID'], drive['poolID'],
drive['imageID'],
drive['volumeID'])
if res['status']['code']:
raise vm.VolumeError(drive)
volPath = res['path']
drive['volumeChain'] = res['chain']
drive['volumeInfo'] = res['info']
# GUID drive format
elif "GUID" in drive:
visible = self.irs.scanDevicesVisibility([drive["GUID"]])
if visible[drive["GUID"]] is False:
self.log.error("GUID: %s is not visible", drive["GUID"])
raise vm.VolumeError(drive)
volPath = os.path.join("/dev/mapper", drive["GUID"])
res = self.irs.appropriateDevice(drive["GUID"], vmId)
if res['status']['code']:
self.log.error("Change ownership on device %s failed",
drive["GUID"])
raise vm.VolumeError(drive)
# UUID drive format
elif "UUID" in drive:
volPath = self._getUUIDSpecPath(drive["UUID"])
# leave path == '' for empty cdrom and floppy drives ...
elif drive['device'] in ('cdrom', 'floppy') and \
'specParams' in drive and \
'path' in drive['specParams'] and \
drive['specParams']['path'] == '':
volPath = ''
# ... or load the drive from vmPayload:
elif drive['device'] in ('cdrom', 'floppy') and \
'specParams' in drive and \
'vmPayload' in drive['specParams']:
'''
vmPayload is a key in specParams
'vmPayload': {'volId': 'volume id', # volId is optional
'file': {'filename': 'content', ...}}
'''
mkFsNames = {'cdrom': 'mkIsoFs', 'floppy': 'mkFloppyFs'}
try:
mkFsFunction = getattr(supervdsm.getProxy(),
mkFsNames[drive['device']])
except AttributeError:
raise vm.VolumeError("Unsupported 'device': %s in "
"drive: %" % (drive['device'], drive))
else:
files = drive['specParams']['vmPayload']['file']
volId = drive['specParams']['vmPayload'].get('volId')
volPath = mkFsFunction(vmId, files, volId)
elif "path" in drive:
volPath = drive['path']
else:
raise vm.VolumeError(drive)
# For BC sake: None as argument
elif not drive:
volPath = drive
# For BC sake: path as a string.
elif os.path.exists(drive):
volPath = drive
else:
raise vm.VolumeError(drive)
self.log.info("prepared volume path: %s", volPath)
return volPath
def prepareVolumePath(self, drive, vmId=None):
if type(drive) is dict:
# PDIV drive format
if drive['device'] == 'disk' and vm.isVdsmImage(drive):
res = self.irs.prepareImage(
drive['domainID'], drive['poolID'],
drive['imageID'], drive['volumeID'])
if res['status']['code']:
raise vm.VolumeError(drive)
volPath = res['path']
drive['volumeChain'] = res['chain']
drive['volumeInfo'] = res['info']
# GUID drive format
elif "GUID" in drive:
visible = self.irs.scanDevicesVisibility([drive["GUID"]])
if visible[drive["GUID"]] is False:
self.log.error("GUID: %s is not visible", drive["GUID"])
raise vm.VolumeError(drive)
volPath = os.path.join("/dev/mapper", drive["GUID"])
res = self.irs.appropriateDevice(drive["GUID"], vmId)
if res['status']['code']:
self.log.error("Change ownership on device %s failed",
drive["GUID"])
raise vm.VolumeError(drive)
# UUID drive format
elif "UUID" in drive:
volPath = self._getUUIDSpecPath(drive["UUID"])
# leave path == '' for empty cdrom and floppy drives ...
elif drive['device'] in ('cdrom', 'floppy') and \
'specParams' in drive and \
'path' in drive['specParams'] and \
drive['specParams']['path'] == '':
volPath = ''
# ... or load the drive from vmPayload:
elif drive['device'] in ('cdrom', 'floppy') and \
'specParams' in drive and \
'vmPayload' in drive['specParams']:
'''
vmPayload is a key in specParams
'vmPayload': {'file': {'filename': 'content'}}
'''
mkFsNames = {'cdrom': 'mkIsoFs', 'floppy': 'mkFloppyFs'}
try:
mkFsFunction = getattr(supervdsm.getProxy(),
mkFsNames[drive['device']])
except AttributeError:
raise vm.VolumeError("Unsupported 'device': %s in "
"drive: %" % (drive['device'], drive))
else:
# the only reason for adding this variable is that
# you can not write this without breaking PEP8
file_name = drive['specParams']['vmPayload']['file']
volPath = mkFsFunction(vmId, file_name)
elif "path" in drive:
volPath = drive['path']
else:
raise vm.VolumeError(drive)
# For BC sake: None as argument
elif not drive:
volPath = drive
# For BC sake: path as a string.
elif os.path.exists(drive):
volPath = drive
else:
raise vm.VolumeError(drive)
self.log.info("prepared volume path: %s", volPath)
return volPath