if block:
if not self.vm_active(block=True):
- raise Exception(
+ raise VmInstanceCreationError(
'Fatal error, VM did not become ACTIVE within the alloted '
'time')
nova_utils.add_security_group(self.__nova, self.__vm,
sec_grp_name)
else:
- raise Exception(
+ raise VmInstanceCreationError(
'Cannot applying security group with name ' +
sec_grp_name +
' to VM that did not activate with name - ' +
port = port_dict.get(floating_ip_setting.port_name)
if not port:
- raise Exception(
+ raise VmInstanceCreationError(
'Cannot find port object with name - ' +
floating_ip_setting.port_name)
floating_ip_setting.router_name)
self.__add_floating_ip(floating_ip, port, subnet)
else:
- raise Exception('Unable to add floating IP to port,'
- ' cannot locate router with an external '
- 'gateway ')
+ raise VmInstanceCreationError(
+ 'Unable to add floating IP to port, cannot locate router '
+ 'with an external gateway ')
def __ext_gateway_by_router(self, router_name):
"""
:return: the external network name or None
"""
router = neutron_utils.get_router_by_name(self.__neutron, router_name)
- if router and router['router'].get('external_gateway_info'):
+ if router and router.external_gateway_info:
network = neutron_utils.get_network_by_id(
self.__neutron,
- router['router']['external_gateway_info']['network_id'])
+ router.external_gateway_info['network_id'])
if network:
- return network['network']['name']
+ return network.name
return None
def clean(self):
ports = list()
for port_setting in port_settings:
- # First check to see if network already has this port
- # TODO/FIXME - this could potentially cause problems if another
- # port with the same name exists
- # VM has the same network/port name pair
- found = False
-
- # TODO/FIXME - should we not be iterating on ports for the specific
- # network in question as unique port names
- # seem to only be important by network
- existing_ports = self.__neutron.list_ports()['ports']
- for existing_port in existing_ports:
- if existing_port['name'] == port_setting.name:
- ports.append((port_setting.name, {'port': existing_port}))
- found = True
- break
-
- if not found and not cleanup:
- ports.append((port_setting.name,
- neutron_utils.create_port(self.__neutron,
- self.__os_creds,
- port_setting)))
+ port = neutron_utils.get_port_by_name(self.__neutron,
+ port_setting.name)
+ if port:
+ ports.append((port_setting.name, {'port': port}))
+ elif not cleanup:
+ # Exception will be raised when port with same name already
+ # exists
+ ports.append(
+ (port_setting.name, neutron_utils.create_port(
+ self.__neutron, self.__os_creds, port_setting)))
return ports
count -= 1
pass
else:
- raise Exception(
+ raise VmInstanceCreationError(
'Unable find IP address on which to place the floating IP')
logger.error('Timeout attempting to add the floating IP to instance.')
- raise Exception('Timeout while attempting add floating IP to instance')
+ raise VmInstanceCreationError(
+ 'Timeout while attempting add floating IP to instance')
def get_os_creds(self):
"""
"""
return self.__vm
- def get_os_vm_server_obj(self):
+ def get_console_output(self):
"""
- Returns the OpenStack server object
- :return: the server object
+ Returns the vm console object for parsing logs
+ :return: the console output object
"""
- return nova_utils.get_latest_server_os_object(self.__nova, self.__vm)
+ return nova_utils.get_server_console_output(self.__nova, self.__vm)
def get_port_ip(self, port_name, subnet_name=None):
"""
subnet_name)
return None
for fixed_ip in port.ips:
- if fixed_ip['subnet_id'] == subnet['subnet']['id']:
+ if fixed_ip['subnet_id'] == subnet.id:
return fixed_ip['ip_address']
else:
if port.ips and len(port.ips) > 0:
logger.warning('Cannot find port with name - ' + port_name)
return None
+ def get_vm_info(self):
+ """
+ Returns a dictionary of a VMs info as returned by OpenStack
+ :return: a dict()
+ """
+ return nova_utils.get_server_info(self.__nova, self.__vm)
+
def config_nics(self):
"""
Responsible for configuring NICs on RPM systems where the instance has
more than one configured port
- :return: None
+ :return: the value returned by ansible_utils.apply_ansible_playbook()
"""
if len(self.__ports) > 1 and len(self.__floating_ips) > 0:
if self.vm_active(block=True) and self.vm_ssh_active(block=True):
port_index = self.__ports.index((key, port))
if port_index > 0:
nic_name = 'eth' + repr(port_index)
- self.__config_nic(
+ retval = self.__config_nic(
nic_name, port,
self.__get_first_provisioning_floating_ip().ip)
logger.info('Configured NIC - %s on VM - %s',
nic_name, self.instance_settings.name)
+ return retval
def __get_first_provisioning_floating_ip(self):
"""
if not self.__vm:
return False
- instance = nova_utils.get_latest_server_os_object(
- self.__nova, self.__vm)
- if not instance:
+ status = nova_utils.get_server_status(self.__nova, self.__vm)
+ if not status:
logger.warning('Cannot find instance with id - ' + self.__vm.id)
return False
- if instance.status == 'ERROR':
- raise Exception('Instance had an error during deployment')
+ if status == 'ERROR':
+ raise VmInstanceCreationError(
+ 'Instance had an error during deployment')
logger.debug(
'Instance status [%s] is - %s', self.instance_settings.name,
- instance.status)
- return instance.status == expected_status_code
+ status)
+ return status == expected_status_code
def vm_ssh_active(self, block=False, poll_interval=POLL_INTERVAL):
"""
elif isinstance(kwargs['security_group_names'], str):
self.security_group_names = [kwargs['security_group_names']]
else:
- raise Exception(
+ raise VmInstanceSettingsError(
'Invalid data type for security_group_names attribute')
else:
self.security_group_names = set()
self.availability_zone = None
if not self.name or not self.flavor:
- raise Exception(
+ raise VmInstanceSettingsError(
'Instance configuration requires the attributes: name, flavor')
if len(self.port_settings) == 0:
- raise Exception(
+ raise VmInstanceSettingsError(
'Instance configuration requires port settings (aka. NICS)')
self.provisioning = True
if not self.name or not self.port_name or not self.router_name:
- raise Exception(
+ raise FloatingIpSettingsError(
'The attributes name, port_name and router_name are required '
'for FloatingIPSettings')
+
+
+class VmInstanceSettingsError(Exception):
+ """
+ Exception to be thrown when an VM instance settings are incorrect
+ """
+
+
+class FloatingIpSettingsError(Exception):
+ """
+ Exception to be thrown when an VM instance settings are incorrect
+ """
+
+
+class VmInstanceCreationError(Exception):
+ """
+ Exception to be thrown when an VM instance cannot be created
+ """
Code Review / snaps.git / blobdiff