Docstrings formatted according to pep257
Bug #1020184 quantum/plugins/hyperv/* quantum/plugins/linuxbridge/* quantum/plugins/nec/* quantum/plugins/nicira/* quantum/plugins/plumgrid/* quantum/plugins/ryu/* quantum/plugins/services/* Change-Id: I3525aa57235935d90ec7b70c65ba15012ce575a3
This commit is contained in:
Sergey Skripnick
parent
58d13eb351
commit
ad3b6064df
@ -89,7 +89,9 @@ class HyperVRpcCallbacks(
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return entry
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def tunnel_sync(self, rpc_context, **kwargs):
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"""Dummy function for ovs agent running on Linux to
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"""Tunnel sync.
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Dummy function for ovs agent running on Linux to
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work with Hyper-V plugin and agent.
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"""
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entry = dict()
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@ -212,9 +212,7 @@ class LinuxBridgeManager:
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def ensure_bridge(self, bridge_name, interface=None, ips=None,
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gateway=None):
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"""
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Create a bridge unless it already exists.
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"""
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"""Create a bridge unless it already exists."""
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if not self.device_exists(bridge_name):
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LOG.debug(_("Starting bridge %(bridge_name)s for subinterface "
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"%(interface)s"),
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@ -271,9 +269,10 @@ class LinuxBridgeManager:
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def add_tap_interface(self, network_id, physical_network, vlan_id,
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tap_device_name):
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"""
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"""Add tap interface.
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If a VIF has been plugged into a network, this function will
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add the corresponding tap device to the relevant bridge
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add the corresponding tap device to the relevant bridge.
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"""
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if not self.device_exists(tap_device_name):
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LOG.debug(_("Tap device: %s does not exist on "
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@ -25,7 +25,7 @@ from quantum.plugins.nec import ofc_driver_base
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class PFCDriverBase(ofc_driver_base.OFCDriverBase):
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"""Base Class for PDC Drivers
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"""Base Class for PDC Drivers.
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PFCDriverBase provides methods to handle PFC resources through REST API.
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This uses ofc resource path instead of ofc resource ID.
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@ -49,7 +49,7 @@ class PFCDriverBase(ofc_driver_base.OFCDriverBase):
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return re.sub(r'[^0-9a-zA-Z]', '_', raw_str)
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def _generate_pfc_id(self, id_str):
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"""Generate ID on PFC
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"""Generate ID on PFC.
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Currently, PFC ID must be less than 32.
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Shorten UUID string length from 36 to 31 by follows:
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@ -67,7 +67,7 @@ class PFCDriverBase(ofc_driver_base.OFCDriverBase):
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return self._generate_pfc_str(id_str)[:31]
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def _generate_pfc_description(self, desc):
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"""Generate Description on PFC
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"""Generate Description on PFC.
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Currently, PFC Description must be less than 128.
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"""
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@ -174,7 +174,7 @@ class TremaFilterDriver(object):
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class TremaPortBaseDriver(TremaDriverBase, TremaFilterDriver):
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"""Trema (Sliceable Switch) Driver for port base binding
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"""Trema (Sliceable Switch) Driver for port base binding.
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TremaPortBaseDriver uses port base binding.
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Ports are identified by datapath_id, port_no and vlan_id.
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@ -212,7 +212,7 @@ class TremaPortBaseDriver(TremaDriverBase, TremaFilterDriver):
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class TremaPortMACBaseDriver(TremaDriverBase, TremaFilterDriver):
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"""Trema (Sliceable Switch) Driver for port-mac base binding
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"""Trema (Sliceable Switch) Driver for port-mac base binding.
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TremaPortBaseDriver uses port-mac base binding.
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Ports are identified by datapath_id, port_no, vlan_id and mac.
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@ -268,7 +268,7 @@ class TremaPortMACBaseDriver(TremaDriverBase, TremaFilterDriver):
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class TremaMACBaseDriver(TremaDriverBase):
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"""Trema (Sliceable Switch) Driver for mac base binding
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"""Trema (Sliceable Switch) Driver for mac base binding.
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TremaPortBaseDriver uses mac base binding.
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Ports are identified by mac.
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@ -38,7 +38,8 @@ def _find_nvp_version_in_headers(headers):
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class NVPApiHelper(client_eventlet.NvpApiClientEventlet):
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'''
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'''API helper class.
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Helper class to do basic login, cookie management, and provide base
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method to send HTTP requests.
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@ -187,14 +188,13 @@ class NVPApiHelper(client_eventlet.NvpApiClientEventlet):
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class NvpApiException(Exception):
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'''
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Base NvpApiClient Exception
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"""Base NvpApiClient Exception.
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To correctly use this class, inherit from it and define
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a 'message' property. That message will get printf'd
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with the keyword arguments provided to the constructor.
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'''
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"""
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message = _("An unknown exception occurred.")
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def __init__(self, **kwargs):
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@ -127,7 +127,8 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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nvp_sec.NVPSecurityGroups,
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nvp_meta.NvpMetadataAccess,
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agentschedulers_db.AgentSchedulerDbMixin):
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"""
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"""L2 Virtual network plugin.
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NvpPluginV2 is a Quantum plugin that provides L2 Virtual Network
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functionality using NVP.
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"""
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@ -218,10 +219,10 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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raise
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def _build_ip_address_list(self, context, fixed_ips, subnet_ids=None):
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"""Build ip_addresses data structure for logical router port
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"""Build ip_addresses data structure for logical router port.
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No need to perform validation on IPs - this has already been
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done in the l3_db mixin class
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done in the l3_db mixin class.
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"""
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ip_addresses = []
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for ip in fixed_ips:
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@ -624,6 +625,7 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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def _nvp_get_port_id(self, context, cluster, quantum_port):
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"""Return the NVP port uuid for a given quantum port.
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First, look up the Quantum database. If not found, execute
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a query on NVP platform as the mapping might be missing because
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the port was created before upgrading to grizzly.
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@ -649,10 +651,10 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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quantum_port['id'])
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def _extend_fault_map(self):
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"""Extends the Quantum Fault Map
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"""Extends the Quantum Fault Map.
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Exceptions specific to the NVP Plugin are mapped to standard
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HTTP Exceptions
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HTTP Exceptions.
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"""
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base.FAULT_MAP.update({nvp_exc.NvpInvalidNovaZone:
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webob.exc.HTTPBadRequest,
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@ -1280,11 +1282,10 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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def delete_port(self, context, id, l3_port_check=True,
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nw_gw_port_check=True):
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"""
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Deletes a port on a specified Virtual Network,
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if the port contains a remote interface attachment,
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the remote interface is first un-plugged and then the port
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is deleted.
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"""Deletes a port on a specified Virtual Network.
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If the port contains a remote interface attachment, the remote
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interface is first un-plugged and then the port is deleted.
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:returns: None
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:raises: exception.PortInUse
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@ -1853,10 +1854,10 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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super(NvpPluginV2, self).disassociate_floatingips(context, port_id)
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def create_network_gateway(self, context, network_gateway):
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"""Create a layer-2 network gateway
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"""Create a layer-2 network gateway.
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Create the gateway service on NVP platform and corresponding data
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structures in Quantum datase
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structures in Quantum datase.
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"""
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# Need to re-do authZ checks here in order to avoid creation on NVP
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gw_data = network_gateway[networkgw.RESOURCE_NAME.replace('-', '_')]
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@ -1880,10 +1881,10 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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network_gateway)
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def delete_network_gateway(self, context, id):
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"""Remove a layer-2 network gateway
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"""Remove a layer-2 network gateway.
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Remove the gateway service from NVP platform and corresponding data
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structures in Quantum datase
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structures in Quantum datase.
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"""
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with context.session.begin(subtransactions=True):
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try:
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@ -1921,6 +1922,7 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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def create_security_group(self, context, security_group, default_sg=False):
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"""Create security group.
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If default_sg is true that means a we are creating a default security
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group and we don't need to check if one exists.
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"""
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@ -1937,7 +1939,8 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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context, security_group, default_sg)
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def delete_security_group(self, context, security_group_id):
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"""Delete a security group
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"""Delete a security group.
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:param security_group_id: security group rule to remove.
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"""
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with context.session.begin(subtransactions=True):
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@ -1959,12 +1962,13 @@ class NvpPluginV2(db_base_plugin_v2.QuantumDbPluginV2,
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context, security_group_id)
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def create_security_group_rule(self, context, security_group_rule):
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"""create a single security group rule."""
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"""Create a single security group rule."""
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bulk_rule = {'security_group_rules': [security_group_rule]}
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return self.create_security_group_rule_bulk(context, bulk_rule)[0]
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def create_security_group_rule_bulk(self, context, security_group_rule):
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"""create security group rules
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"""Create security group rules.
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:param security_group_rule: list of rules to create
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"""
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s = security_group_rule.get('security_group_rules')
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@ -63,8 +63,7 @@ class NVPSecurityGroups(object):
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def _get_security_group_rules_nvp_format(self, context, security_group_id,
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with_id=False):
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"""Query quantum db for security group rules.
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"""
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"""Query quantum db for security group rules."""
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fields = ['remote_ip_prefix', 'remote_group_id', 'protocol',
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'port_range_min', 'port_range_max', 'protocol', 'ethertype']
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if with_id:
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@ -106,7 +105,9 @@ class NVPSecurityGroups(object):
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return merged_rules
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def _remove_security_group_with_id_and_id_field(self, rules, rule_id):
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"""This function receives all of the current rule associated with a
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"""Remove rule by rule_id.
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This function receives all of the current rule associated with a
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security group and then removes the rule that matches the rule_id. In
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addition it removes the id field in the dict with each rule since that
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should not be passed to nvp.
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@ -189,7 +189,9 @@ class NVPQoSDbMixin(ext_qos.QueuePluginBase):
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return self._fields(res, fields)
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def _check_for_queue_and_create(self, context, port):
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"""This function determines if a port should be associated with a
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"""Check for queue and create.
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This function determines if a port should be associated with a
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queue. It works by first querying NetworkQueueMapping to determine
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if the network is associated with a queue. If so, then it queries
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NetworkQueueMapping for all the networks that are associated with
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@ -36,8 +36,10 @@ DEPRECATED_ATTRIBUTES = ['metadata_dhcp_host_route',
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class NVPCluster(object):
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"""Encapsulates controller connections and the Api client for a
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NVP cluster. Accessed within the NvpPluginV2 class.
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"""NVP cluster class.
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Encapsulates controller connections and the API client for a NVP cluster.
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Accessed within the NvpPluginV2 class.
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Controller-specific parameters, such as timeouts are stored in the
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elements of the controllers attribute, which are dicts.
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@ -224,7 +224,9 @@ def do_multi_request(*args, **kwargs):
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# Network functions
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# -------------------------------------------------------------------
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def find_port_and_cluster(clusters, port_id):
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"""Return (url, cluster_id) of port or (None, None) if port does not exist.
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"""Find port and cluster.
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Returns (url, cluster_id) of port or (None, None) if port does not exist.
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"""
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for c in clusters:
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query = "/ws.v1/lswitch/*/lport?uuid=%s&fields=*" % port_id
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@ -549,9 +551,11 @@ def update_lrouter(cluster, lrouter_id, display_name, nexthop):
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def get_all_networks(cluster, tenant_id, networks):
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"""Append the quantum network uuids we can find in the given cluster to
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"networks"
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"""
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"""Get all networks.
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Append the quantum network uuids we can find in the given cluster
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to "networks".
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"""
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uri = "/ws.v1/lswitch?fields=*&tag=%s&tag_scope=os_tid" % tenant_id
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try:
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resp_obj = do_single_request(HTTP_GET, uri, cluster=cluster)
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@ -664,8 +668,7 @@ def get_logical_port_status(cluster, switch, port):
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def get_port_by_display_name(clusters, lswitch, display_name):
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"""Return (url, cluster_id) of port or raises ResourceNotFound
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"""
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"""Return (url, cluster_id) of port or raises PortNotFound."""
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query = ("/ws.v1/lswitch/%s/lport?display_name=%s&fields=*" %
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(lswitch, display_name))
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LOG.debug(_("Looking for port with display_name "
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@ -685,8 +688,10 @@ def get_port_by_display_name(clusters, lswitch, display_name):
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def get_port_by_quantum_tag(cluster, lswitch_uuid, quantum_port_id):
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"""Return the NVP UUID of the logical port with tag q_port_id
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equal to quantum_port_id or None if the port is not Found.
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"""Get port by quantum tag.
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Returns the NVP UUID of the logical port with tag q_port_id equal to
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quantum_port_id or None if the port is not Found.
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"""
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uri = _build_uri_path(LSWITCHPORT_RESOURCE,
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parent_resource_id=lswitch_uuid,
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@ -938,10 +943,11 @@ def plug_router_port_attachment(cluster, router_id, port_id,
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attachment_uuid, nvp_attachment_type,
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attachment_vlan=None):
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"""Attach a router port to the given attachment.
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Current attachment types:
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Current attachment types:
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- PatchAttachment [-> logical switch port uuid]
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- L3GatewayAttachment [-> L3GatewayService uuid]
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For the latter attachment type a VLAN ID can be specified as well
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For the latter attachment type a VLAN ID can be specified as well.
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"""
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uri = _build_uri_path(LROUTERPORT_RESOURCE, port_id, router_id,
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is_attachment=True)
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@ -1036,6 +1042,7 @@ TENANT_ID_SCOPE = 'os_tid'
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def format_exception(etype, e, execption_locals, request=None):
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"""Consistent formatting for exceptions.
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:param etype: a string describing the exception type.
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:param e: the exception.
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:param request: the request object.
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@ -88,9 +88,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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'PLUMgrid Plugin has started'))
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def create_network(self, context, network):
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"""
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Create network core Quantum API
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"""
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"""Create network core Quantum API."""
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LOG.debug(_('QuantumPluginPLUMgrid Status: create_network() called'))
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@ -126,9 +124,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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return net
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def update_network(self, context, net_id, network):
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"""
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Update network core Quantum API
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"""
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"""Update network core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgridV2.update_network() called"))
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self._network_admin_state(network)
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@ -160,9 +156,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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return new_network
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def delete_network(self, context, net_id):
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"""
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Delete network core Quantum API
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"""
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"""Delete network core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgrid Status: delete_network() called"))
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super(QuantumPluginPLUMgridV2, self).get_network(context, net_id)
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@ -183,9 +177,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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raise plum_excep.PLUMgridException(err_message)
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def create_port(self, context, port):
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"""
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Create port core Quantum API
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"""
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"""Create port core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgrid Status: create_port() called"))
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# Port operations on PLUMgrid NOS is an automatic operation from the
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@ -197,10 +189,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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port)
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def update_port(self, context, port_id, port):
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"""
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Update port core Quantum API
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"""
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"""Update port core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgrid Status: update_port() called"))
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# Port operations on PLUMgrid NOS is an automatic operation from the
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@ -211,9 +200,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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context, port_id, port)
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def delete_port(self, context, port_id):
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"""
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Delete port core Quantum API
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"""
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"""Delete port core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgrid Status: delete_port() called"))
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@ -224,9 +211,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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super(QuantumPluginPLUMgridV2, self).delete_port(context, port_id)
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def create_subnet(self, context, subnet):
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"""
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Create subnet core Quantum API
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"""
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"""Create subnet core Quantum API."""
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LOG.debug(_("QuantumPluginPLUMgrid Status: create_subnet() called"))
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@ -253,9 +238,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
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return subnet
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def delete_subnet(self, context, subnet_id):
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"""
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Delete subnet core Quantum API
|
||||
"""
|
||||
"""Delete subnet core Quantum API."""
|
||||
|
||||
LOG.debug(_("QuantumPluginPLUMgrid Status: delete_subnet() called"))
|
||||
#Collecting subnet info
|
||||
@ -278,9 +261,7 @@ class QuantumPluginPLUMgridV2(db_base_plugin_v2.QuantumDbPluginV2):
|
||||
return del_subnet
|
||||
|
||||
def update_subnet(self, context, subnet_id, subnet):
|
||||
"""
|
||||
Update subnet core Quantum API
|
||||
"""
|
||||
"""Update subnet core Quantum API."""
|
||||
|
||||
LOG.debug(_("update_subnet() called"))
|
||||
#Collecting subnet info
|
||||
|
||||
@ -52,8 +52,7 @@ LOG = log.getLogger(__name__)
|
||||
# This is copied of nova.flags._get_my_ip()
|
||||
# Agent shouldn't depend on nova module
|
||||
def _get_my_ip():
|
||||
"""
|
||||
Returns the actual ip of the local machine.
|
||||
"""Return the actual ip of the local machine.
|
||||
|
||||
This code figures out what source address would be used if some traffic
|
||||
were to be sent out to some well known address on the Internet. In this
|
||||
|
||||
@ -98,8 +98,9 @@ class TunnelKey(object):
|
||||
return session.query(ryu_models_v2.TunnelKeyLast).one()
|
||||
|
||||
def _find_key(self, session, last_key):
|
||||
"""
|
||||
Try to find unused tunnel key in TunnelKey table starting
|
||||
"""Try to find unused tunnel key.
|
||||
|
||||
Trying to find unused tunnel key in TunnelKey table starting
|
||||
from last_key + 1.
|
||||
When all keys are used, raise sqlalchemy.orm.exc.NoResultFound
|
||||
"""
|
||||
|
||||
@ -20,8 +20,9 @@ from quantum.db import model_base
|
||||
|
||||
|
||||
class TunnelKeyLast(model_base.BASEV2):
|
||||
"""Lastly allocated Tunnel key. The next key allocation will be started
|
||||
from this value + 1
|
||||
"""Last allocated Tunnel key.
|
||||
|
||||
The next key allocation will be started from this value + 1
|
||||
"""
|
||||
last_key = sa.Column(sa.Integer, primary_key=True)
|
||||
|
||||
|
||||
@ -114,8 +114,8 @@ class LoadBalancerCallbacks(object):
|
||||
def pool_destroyed(self, context, pool_id=None, host=None):
|
||||
"""Agent confirmation hook that a pool has been destroyed.
|
||||
|
||||
This method exists for subclasses to change the deletion
|
||||
behavior.
|
||||
This method exists for subclasses to change the deletion
|
||||
behavior.
|
||||
"""
|
||||
pass
|
||||
|
||||
@ -212,8 +212,7 @@ class LoadBalancerAgentApi(proxy.RpcProxy):
|
||||
|
||||
class LoadBalancerPlugin(loadbalancer_db.LoadBalancerPluginDb):
|
||||
|
||||
"""
|
||||
Implementation of the Quantum Loadbalancer Service Plugin.
|
||||
"""Implementation of the Quantum Loadbalancer Service Plugin.
|
||||
|
||||
This class manages the workflow of LBaaS request/response.
|
||||
Most DB related works are implemented in class
|
||||
@ -222,9 +221,7 @@ class LoadBalancerPlugin(loadbalancer_db.LoadBalancerPluginDb):
|
||||
supported_extension_aliases = ["lbaas"]
|
||||
|
||||
def __init__(self):
|
||||
"""
|
||||
Do the initialization for the loadbalancer service plugin here.
|
||||
"""
|
||||
"""Do the initialization for the loadbalancer service plugin here."""
|
||||
qdbapi.register_models()
|
||||
|
||||
self.callbacks = LoadBalancerCallbacks(self)
|
||||
|
||||
@ -21,20 +21,21 @@ from quantum.api import extensions
|
||||
|
||||
|
||||
class ServicePluginBase(extensions.PluginInterface):
|
||||
"""defines base interface for any Advanced Service plugin."""
|
||||
"""Define base interface for any Advanced Service plugin."""
|
||||
__metaclass__ = abc.ABCMeta
|
||||
supported_extension_aliases = []
|
||||
|
||||
@abc.abstractmethod
|
||||
def get_plugin_type(self):
|
||||
"""returns one of predefine service types. see
|
||||
quantum/plugins/common/constants.py
|
||||
"""Return one of predefined service types.
|
||||
|
||||
See quantum/plugins/common/constants.py
|
||||
"""
|
||||
pass
|
||||
|
||||
@abc.abstractmethod
|
||||
def get_plugin_name(self):
|
||||
"""return a symbolic name for the plugin.
|
||||
"""Return a symbolic name for the plugin.
|
||||
|
||||
Each service plugin should have a symbolic name. This name
|
||||
will be used, for instance, by service definitions in service types
|
||||
@ -43,5 +44,5 @@ class ServicePluginBase(extensions.PluginInterface):
|
||||
|
||||
@abc.abstractmethod
|
||||
def get_plugin_description(self):
|
||||
"""returns string description of the plugin."""
|
||||
"""Return string description of the plugin."""
|
||||
pass
|
||||
|
||||
Loading…
Reference in New Issue
Block a user