def _get_volume_path(self, pool_uri, vol):
pool = pool_name_from_uri(pool_uri)
pool_info = self.storagepool_lookup(pool)
if pool_info['type'] == 'scsi':
return self._mock_storagevolumes.scsi_volumes[vol]['path']
return MockModel._libvirt_get_vol_path(pool, vol)
def validate_integrity(self):
invalid = {}
# validate networks integrity
invalid_networks = list(
set(self.info['networks']) - set(self._get_all_networks_name()))
if invalid_networks:
invalid['networks'] = invalid_networks
# validate storagepools integrity
for disk in self.info['disks']:
pool_uri = disk['pool']['name']
pool_name = pool_name_from_uri(pool_uri)
if pool_name not in self._get_active_storagepools_name():
invalid['storagepools'] = [pool_name]
# validate iso integrity
# FIXME when we support multiples cdrom devices
iso = self.info.get('cdrom')
if iso:
if os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if not (stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode)):
invalid['cdrom'] = [iso]
elif not check_url_path(iso):
invalid['cdrom'] = [iso]
self.info['invalid'] = invalid
return self.info
def validate_integrity(self):
invalid = {}
# validate networks integrity
invalid_networks = list(set(self.info['networks']) -
set(self._get_all_networks_name()))
if invalid_networks:
invalid['networks'] = invalid_networks
# validate storagepools integrity
for disk in self.info['disks']:
pool_uri = disk['pool']['name']
pool_name = pool_name_from_uri(pool_uri)
if pool_name not in self._get_active_storagepools_name():
invalid['storagepools'] = [pool_name]
# validate iso integrity
# FIXME when we support multiples cdrom devices
iso = self.info.get('cdrom')
if iso:
if os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if not (stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode)):
invalid['cdrom'] = [iso]
elif not check_url_path(iso):
invalid['cdrom'] = [iso]
self.info['invalid'] = invalid
return self.info
def _get_disks_xml(self, vm_uuid):
# Current implementation just allows to create disk in one single
# storage pool, so we cannot mix the types (scsi volumes vs img file)
storage_type = self._get_storage_type()
storage_path = self._get_storage_path()
base_disk_params = {'type': 'disk', 'disk': 'file',
'bus': self.info['disk_bus']}
logical_disk_params = {'format': 'raw'}
iscsi_disk_params = {'disk': 'block', 'format': 'raw'}
scsi_disk = 'volume' if self.fc_host_support else 'block'
scsi_disk_params = {'disk': scsi_disk, 'type': 'lun',
'format': 'raw', 'bus': 'scsi'}
disks_xml = ''
pool_name = pool_name_from_uri(self.info['storagepool'])
for index, disk in enumerate(self.info['disks']):
params = dict(base_disk_params)
params['format'] = disk['format']
params.update(locals().get('%s_disk_params' % storage_type, {}))
params['index'] = index
volume = disk.get('volume')
if volume is not None:
params['path'] = self._get_volume_path(pool_name, volume)
else:
volume = "%s-%s.img" % (vm_uuid, params['index'])
params['path'] = os.path.join(storage_path, volume)
disks_xml += get_disk_xml(params)[1]
return unicode(disks_xml, 'utf-8')
def _get_volume_path(self, pool_uri, vol):
pool = pool_name_from_uri(pool_uri)
pool_info = self.storagepool_lookup(pool)
if pool_info['type'] == 'scsi':
return self._mock_storagevolumes.scsi_volumes[vol]['path']
return MockModel._libvirt_get_vol_path(pool, vol)
def _pool_used_by_template(self, pool_name):
with self.objstore as session:
templates = session.get_list('template')
for tmpl in templates:
t_info = session.get('template', tmpl)
t_pool = pool_name_from_uri(t_info['storagepool'])
if t_pool == pool_name:
return True
return False
def _pool_used_by_template(self, pool_name):
with self.objstore as session:
templates = session.get_list('template')
for tmpl in templates:
t_info = session.get('template', tmpl)
t_pool = pool_name_from_uri(t_info['storagepool'])
if t_pool == pool_name:
return True
return False
def _pool_used_by_template(self, pool_name):
with self.objstore as session:
templates = session.get_list('template')
for tmpl in templates:
t_info = session.get('template', tmpl)
for disk in t_info['disks']:
t_pool = disk['pool']['name']
if pool_name_from_uri(t_pool) == pool_name:
return True
return False
def _pool_used_by_template(self, pool_name):
with self.objstore as session:
templates = session.get_list('template')
for tmpl in templates:
t_info = session.get('template', tmpl)
for disk in t_info['disks']:
t_pool = disk['pool']['name']
if pool_name_from_uri(t_pool) == pool_name:
return True
return False
def _get_storage_pool(self, pool_uri):
pool_name = pool_name_from_uri(pool_uri)
try:
conn = self.conn.get()
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except libvirt.libvirtError:
raise InvalidParameter("KCHTMPL0004E", {'pool': pool_uri,
'template': self.name})
return pool
def template_volume_validate(self, volume, pool):
kwargs = {'conn': self.conn, 'objstore': self.objstore}
pool_name = pool_name_from_uri(pool['name'])
if pool['type'] in ['iscsi', 'scsi']:
if not volume:
raise InvalidParameter("KCHTMPL0018E")
storagevolumes = __import__(
"wok.plugins.kimchi.model.storagevolumes", fromlist=[''])
pool_volumes = storagevolumes.StorageVolumesModel(
**kwargs).get_list(pool_name)
if volume not in pool_volumes:
raise InvalidParameter("KCHTMPL0019E", {'pool': pool_name,
'volume': volume})
def _storage_validate(self):
pool_uri = self.info['storagepool']
pool_name = pool_name_from_uri(pool_uri)
try:
conn = self.conn.get()
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except libvirt.libvirtError:
raise InvalidParameter("KCHTMPL0004E", {'pool': pool_uri,
'template': self.name})
if not pool.isActive():
raise InvalidParameter("KCHTMPL0005E", {'pool': pool_name,
'template': self.name})
return pool
def update(self, name, params):
old_t = self.lookup(name)
new_t = copy.copy(old_t)
new_t.update(params)
if not self._validate_updated_cpu_params(new_t):
raise InvalidParameter('KCHTMPL0025E')
ident = name
conn = self.conn.get()
pool_uri = new_t.get(u'storagepool', '')
if pool_uri:
try:
pool_name = pool_name_from_uri(pool_uri)
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except Exception:
raise InvalidParameter("KCHTMPL0004E", {
'pool': pool_uri,
'template': name
})
tmp_volumes = [
disk['volume'] for disk in new_t.get('disks', [])
if 'volume' in disk
]
self.templates.template_volume_validate(tmp_volumes, pool)
for net_name in params.get(u'networks', []):
try:
conn.networkLookupByName(net_name.encode('utf-8'))
except Exception:
raise InvalidParameter("KCHTMPL0003E", {
'network': net_name,
'template': name
})
self.delete(name)
try:
ident = self.templates.create(new_t)
except:
ident = self.templates.create(old_t)
raise
return ident
def _storage_validate(self):
pool_uri = self.info['storagepool']
pool_name = pool_name_from_uri(pool_uri)
try:
conn = self.conn.get()
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except libvirt.libvirtError:
raise InvalidParameter("KCHTMPL0004E", {
'pool': pool_uri,
'template': self.name
})
if not pool.isActive():
raise InvalidParameter("KCHTMPL0005E", {
'pool': pool_name,
'template': self.name
})
return pool
def _get_disks_xml(self, vm_uuid):
# Current implementation just allows to create disk in one single
# storage pool, so we cannot mix the types (scsi volumes vs img file)
storage_type = self._get_storage_type()
storage_path = self._get_storage_path()
base_disk_params = {
'type': 'disk',
'disk': 'file',
'bus': self.info['disk_bus']
}
logical_disk_params = {'format': 'raw'}
iscsi_disk_params = {'disk': 'block', 'format': 'raw'}
scsi_disk = 'volume' if self.fc_host_support else 'block'
scsi_disk_params = {
'disk': scsi_disk,
'type': 'lun',
'format': 'raw',
'bus': 'scsi'
}
disks_xml = ''
pool_name = pool_name_from_uri(self.info['storagepool'])
for index, disk in enumerate(self.info['disks']):
params = dict(base_disk_params)
params['format'] = disk['format']
params.update(locals().get('%s_disk_params' % storage_type, {}))
params['index'] = index
volume = disk.get('volume')
if volume is not None:
params['path'] = self._get_volume_path(pool_name, volume)
else:
volume = "%s-%s.img" % (vm_uuid, params['index'])
params['path'] = os.path.join(storage_path, volume)
disks_xml += get_disk_xml(params)[1]
return unicode(disks_xml, 'utf-8')
def update(self, name, params):
old_t = self.lookup(name)
new_t = copy.copy(old_t)
new_t.update(params)
if not self._validate_updated_cpu_params(new_t):
raise InvalidParameter('KCHTMPL0025E')
ident = name
conn = self.conn.get()
pool_uri = new_t.get(u'storagepool', '')
if pool_uri:
try:
pool_name = pool_name_from_uri(pool_uri)
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except Exception:
raise InvalidParameter("KCHTMPL0004E", {'pool': pool_uri,
'template': name})
tmp_volumes = [disk['volume'] for disk in new_t.get('disks', [])
if 'volume' in disk]
self.templates.template_volume_validate(tmp_volumes, pool)
for net_name in params.get(u'networks', []):
try:
conn.networkLookupByName(net_name.encode('utf-8'))
except Exception:
raise InvalidParameter("KCHTMPL0003E", {'network': net_name,
'template': name})
self.delete(name)
try:
ident = self.templates.create(new_t)
except:
ident = self.templates.create(old_t)
raise
return ident
def validate_integrity(self):
invalid = {}
# validate networks integrity
networks = self.info.get('networks', [])
invalid_networks = list(
set(networks) - set(self._get_all_networks_name()))
if invalid_networks:
invalid['networks'] = invalid_networks
# validate storagepools and image-based templates integrity
for disk in self.info['disks']:
if 'pool' in disk:
pool_uri = disk['pool']['name']
pool_name = pool_name_from_uri(pool_uri)
if pool_name not in self._get_active_storagepools_name():
invalid['storagepools'] = [pool_name]
if disk.get("base") is None:
continue
if os.path.exists(disk.get("base")) is False:
invalid['vm-image'] = disk["base"]
# validate iso integrity
# FIXME when we support multiples cdrom devices
iso = self.info.get('cdrom')
if iso:
if os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if not (stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode)):
invalid['cdrom'] = [iso]
elif not check_url_path(iso):
invalid['cdrom'] = [iso]
self.info['invalid'] = invalid
return self.info
def validate_integrity(self):
invalid = {}
# validate networks integrity
networks = self.info.get('networks', [])
invalid_networks = list(
set(networks) - set(self._get_all_networks_name()))
if invalid_networks:
invalid['networks'] = invalid_networks
# validate storagepools and image-based templates integrity
for disk in self.info['disks']:
if 'pool' in disk:
pool_uri = disk['pool']['name']
pool_name = pool_name_from_uri(pool_uri)
if pool_name not in self._get_active_storagepools_name():
invalid['storagepools'] = [pool_name]
if disk.get('base') is None:
continue
if os.path.exists(disk.get('base')) is False:
invalid['vm-image'] = disk['base']
# validate iso integrity
# FIXME when we support multiples cdrom devices
iso = self.info.get('cdrom')
if iso:
if os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if not (stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode)):
invalid['cdrom'] = [iso]
elif not check_url_path(iso):
invalid['cdrom'] = [iso]
self.info['invalid'] = invalid
return self.info
def validate_integrity(self):
invalid = {}
# validate networks integrity
networks = self.info.get("networks", [])
invalid_networks = list(set(networks) - set(self._get_all_networks_name()))
if invalid_networks:
invalid["networks"] = invalid_networks
# validate storagepools and image-based templates integrity
for disk in self.info["disks"]:
if "pool" in disk:
pool_uri = disk["pool"]["name"]
pool_name = pool_name_from_uri(pool_uri)
if pool_name not in self._get_active_storagepools_name():
invalid["storagepools"] = [pool_name]
if disk.get("base") is None:
continue
if os.path.exists(disk.get("base")) is False:
invalid["vm-image"] = disk["base"]
# validate iso integrity
# FIXME when we support multiples cdrom devices
iso = self.info.get("cdrom")
if iso:
if os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if not (stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode)):
invalid["cdrom"] = [iso]
elif not check_url_path(iso):
invalid["cdrom"] = [iso]
self.info["invalid"] = invalid
return self.info
def create(self, params):
name = params.get('name', '').strip()
iso = params.get('cdrom')
# check search permission
if iso and iso.startswith('/') and os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode):
user = UserTests().probe_user()
run_setfacl_set_attr(iso, user=user)
ret, excp = probe_file_permission_as_user(iso, user)
if ret is False:
raise InvalidParameter('KCHISO0008E',
{'filename': iso, 'user': user,
'err': excp})
cpu_info = params.get('cpu_info')
if cpu_info:
topology = cpu_info.get('topology')
# Check, even though currently only topology
# is supported.
if topology:
sockets = topology['sockets']
cores = topology['cores']
threads = topology['threads']
if params.get('cpus') is None:
params['cpus'] = sockets * cores * threads
# check_topoology will raise the appropriate
# exception if a topology is invalid.
CPUInfoModel(conn=self.conn).\
check_topology(params['cpus'], topology)
conn = self.conn.get()
pool_uri = params.get(u'storagepool', '')
if pool_uri:
try:
pool_name = pool_name_from_uri(pool_uri)
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except Exception:
raise InvalidParameter("KCHTMPL0004E", {'pool': pool_uri,
'template': name})
tmp_volumes = [disk['volume'] for disk in params.get('disks', [])
if 'volume' in disk]
self.template_volume_validate(tmp_volumes, pool)
for net_name in params.get(u'networks', []):
try:
conn.networkLookupByName(net_name.encode('utf-8'))
except Exception:
raise InvalidParameter("KCHTMPL0003E", {'network': net_name,
'template': name})
# Creates the template class with necessary information
# Checkings will be done while creating this class, so any exception
# will be raised here
t = LibvirtVMTemplate(params, scan=True, conn=self.conn)
name = params['name']
try:
with self.objstore as session:
if name in session.get_list('template'):
raise InvalidOperation("KCHTMPL0001E", {'name': name})
session.store('template', name, t.info)
except InvalidOperation:
raise
except Exception, e:
raise OperationFailed('KCHTMPL0020E', {'err': e.message})
def create(self, params):
name = params.get('name', '').strip()
iso = params.get('cdrom')
# check search permission
if iso and iso.startswith('/') and os.path.exists(iso):
st_mode = os.stat(iso).st_mode
if stat.S_ISREG(st_mode) or stat.S_ISBLK(st_mode):
user = UserTests().probe_user()
run_setfacl_set_attr(iso, user=user)
ret, excp = probe_file_permission_as_user(iso, user)
if ret is False:
raise InvalidParameter('KCHISO0008E', {
'filename': iso,
'user': user,
'err': excp
})
cpu_info = params.get('cpu_info')
if cpu_info:
topology = cpu_info.get('topology')
# Check, even though currently only topology
# is supported.
if topology:
sockets = topology['sockets']
cores = topology['cores']
threads = topology['threads']
if params.get('cpus') is None:
params['cpus'] = sockets * cores * threads
# check_topoology will raise the appropriate
# exception if a topology is invalid.
CPUInfoModel(conn=self.conn).\
check_topology(params['cpus'], topology)
conn = self.conn.get()
pool_uri = params.get(u'storagepool', '')
if pool_uri:
try:
pool_name = pool_name_from_uri(pool_uri)
pool = conn.storagePoolLookupByName(pool_name.encode("utf-8"))
except Exception:
raise InvalidParameter("KCHTMPL0004E", {
'pool': pool_uri,
'template': name
})
tmp_volumes = [
disk['volume'] for disk in params.get('disks', [])
if 'volume' in disk
]
self.template_volume_validate(tmp_volumes, pool)
for net_name in params.get(u'networks', []):
try:
conn.networkLookupByName(net_name.encode('utf-8'))
except Exception:
raise InvalidParameter("KCHTMPL0003E", {
'network': net_name,
'template': name
})
# Creates the template class with necessary information
# Checkings will be done while creating this class, so any exception
# will be raised here
t = LibvirtVMTemplate(params, scan=True, conn=self.conn)
name = params['name']
try:
with self.objstore as session:
if name in session.get_list('template'):
raise InvalidOperation("KCHTMPL0001E", {'name': name})
session.store('template', name, t.info)
except InvalidOperation:
raise
except Exception, e:
raise OperationFailed('KCHTMPL0020E', {'err': e.message})