class VMTemplate(object):
_bus_to_dev = {'ide': 'hd', 'virtio': 'vd', 'scsi': 'sd'}
def __init__(self, args, scan=False):
"""
Construct a VM Template from a widely variable amount of information.
The only required parameter is a name for the VMTemplate. If present,
the os_distro and os_version fields are used to lookup recommended
settings. Any parameters provided by the caller will override the
defaults. If scan is True and a cdrom is present, the operating system
will be detected by probing the installation media.
"""
self.name = args['name']
self.info = {}
# Identify the cdrom if present
iso_distro = iso_version = None
if scan:
iso = args.get('cdrom')
if iso is not None and iso.startswith('/'):
try:
iso_distro, iso_version = isoinfo.probe_one(iso)
except isoinfo.IsoFormatError, e:
raise InvalidParameter(e)
# Fetch defaults based on the os distro and version
os_distro = args.get('os_distro', iso_distro)
os_version = args.get('os_version', iso_version)
name, entry = osinfo.lookup(os_distro, os_version)
self.info.update(entry)
# Override with the passed in parameters
self.info.update(args)
def __init__(self, args, scan=False):
"""
Construct a VM Template from a widely variable amount of information.
The only required parameter is a name for the VMTemplate. If present,
the os_distro and os_version fields are used to lookup recommended
settings. Any parameters provided by the caller will override the
defaults. If scan is True and a cdrom is present, the operating system
will be detected by probing the installation media.
"""
self.name = args['name']
self.info = {}
# Identify the cdrom if present
iso_distro = iso_version = None
if scan:
iso = args.get('cdrom')
if iso is not None and iso.startswith('/'):
iso_distro, iso_version = isoinfo.probe_one(iso)
# Fetch defaults based on the os distro and version
os_distro = args.get('os_distro', iso_distro)
os_version = args.get('os_version', iso_version)
name, entry = osinfo.lookup(os_distro, os_version)
self.info.update(entry)
# Override with the passed in parameters
self.info.update(args)
def __init__(self, args, scan=False):
"""
Construct a VM Template from a widely variable amount of information.
The only required parameter is a name for the VMTemplate. If present,
the os_distro and os_version fields are used to lookup recommended
settings. Any parameters provided by the caller will override the
defaults. If scan is True and a cdrom or a base img is present, the
operating system will be detected by probing the installation media.
"""
self.info = {}
self.fc_host_support = args.get('fc_host_support')
# Fetch defaults based on the os distro and version
try:
distro, version = self._get_os_info(args, scan)
except ImageFormatError as e:
raise OperationFailed('KCHTMPL0020E', {'err': e.message})
os_distro = args.get('os_distro', distro)
os_version = args.get('os_version', version)
entry = osinfo.lookup(os_distro, os_version)
self.info.update(entry)
# Auto-generate a template name if no one is passed
if 'name' not in args or args['name'] == '':
args['name'] = self._gen_name(distro, version)
self.name = args['name']
# Merge graphics settings
graph_args = args.get('graphics')
if graph_args:
graphics = dict(self.info['graphics'])
graphics.update(graph_args)
args['graphics'] = graphics
# Merge disks dict
default_disk = self.info['disks'][0]
for i, d in enumerate(args.get('disks', [])):
disk = dict(default_disk)
disk.update(d)
# Assign right disk format to logical and [i]scsi storagepools
if self._get_storage_type() in ['logical', 'iscsi', 'scsi']:
disk['format'] = 'raw'
args['disks'][i] = disk
# Override template values according to 'args'
self.info.update(args)
def __init__(self, args, scan=False):
"""
Construct a VM Template from a widely variable amount of information.
The only required parameter is a name for the VMTemplate. If present,
the os_distro and os_version fields are used to lookup recommended
settings. Any parameters provided by the caller will override the
defaults. If scan is True and a cdrom or a base img is present, the
operating system will be detected by probing the installation media.
"""
self.info = {}
self.fc_host_support = args.get('fc_host_support')
# Fetch defaults based on the os distro and version
try:
distro, version = self._get_os_info(args, scan)
except ImageFormatError as e:
raise OperationFailed('KCHTMPL0020E', {'err': e.message})
os_distro = args.get('os_distro', distro)
os_version = args.get('os_version', version)
entry = osinfo.lookup(os_distro, os_version)
self.info.update(entry)
# Auto-generate a template name if no one is passed
if 'name' not in args or args['name'] == '':
args['name'] = self._gen_name(distro, version)
self.name = args['name']
# Merge graphics settings
graph_args = args.get('graphics')
if graph_args:
graphics = dict(self.info['graphics'])
graphics.update(graph_args)
args['graphics'] = graphics
# Merge disks dict
default_disk = self.info['disks'][0]
for i, d in enumerate(args.get('disks', [])):
disk = dict(default_disk)
disk.update(d)
# Assign right disk format to logical and [i]scsi storagepools
if self._get_storage_type() in ['logical', 'iscsi', 'scsi']:
disk['format'] = 'raw'
args['disks'][i] = disk
# Override template values according to 'args'
self.info.update(args)
