def get_error_msg(self, response_list):
"""
Checks for error in response
:param:response_list: List of response from device
:returns:msg - Message will contain error description in case of an
error, None otherwise.
"""
msg = None
for response in response_list:
if INVALID_INPUT in response:
msg = _("Ethernet Driver : Create"
"network failed: error= Invalid Input")
LOG.error(msg)
break
elif RANGE_ERROR in response_list:
msg = _("Configuring router interface failed: "
"ve out of range error")
LOG.error(msg)
break
elif ERROR in response_list:
msg = _("Configuring router interface failed: "
"vlan not associated to router interface")
LOG.error(msg)
break
return msg
def create_network_precommit(self, mech_context):
"""Create Network in the mechanism specific database table."""
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
context = mech_context._plugin_context
tenant_id = network['tenant_id']
network_id = network['id']
segments = mech_context.network_segments
# currently supports only one segment per network
segment = segments[0]
network_type = segment['network_type']
vlan_id = segment['segmentation_id']
segment_id = segment['id']
if network_type not in [p_const.TYPE_VLAN]:
raise Exception(
_("Brocade Mechanism: failed to create network, "
"only network type vlan is supported"))
try:
brocade_db.create_network(context, network_id, vlan_id,
segment_id, network_type, tenant_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to create network in db"))
raise Exception(
_("Brocade Mechanism: create_network_precommit failed"))
def get_error_msg(self, response_list):
"""
Checks for error in response
:param:response_list: List of response from device
:returns:msg - Message will contain error description in case of an
error, None otherwise.
"""
msg = None
for response in response_list:
if INVALID_INPUT in response:
msg = _("Ethernet Driver : Create"
"network failed: error= Invalid Input")
LOG.error(msg)
break
elif RANGE_ERROR in response_list:
msg = _("Configuring router interface failed: "
"ve out of range error")
LOG.error(msg)
break
elif ERROR in response_list:
msg = _("Configuring router interface failed: "
"vlan not associated to router interface")
LOG.error(msg)
break
return msg
def create_network_precommit(self, mech_context):
"""Create Network in the mechanism specific database table."""
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
context = mech_context._plugin_context
tenant_id = network['tenant_id']
network_id = network['id']
segments = mech_context.network_segments
# currently supports only one segment per network
segment = segments[0]
network_type = segment['network_type']
vlan_id = segment['segmentation_id']
segment_id = segment['id']
if segment['physical_network'] not in self._physical_networks:
raise Exception(
_("Brocade Mechanism: failed to create network, "
"network cannot be created in the configured "
"physical network"))
if network_type not in [p_const.TYPE_VLAN]:
raise Exception(
_("Brocade Mechanism: failed to create network, "
"only network type vlan is supported"))
try:
brocade_db.create_network(context, network_id, vlan_id, segment_id,
network_type, tenant_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to create network in db"))
raise Exception(
_("Brocade Mechanism: create_network_precommit failed"))
LOG.info(
_LI("create network (precommit): %(network_id)s "
"of network type = %(network_type)s "
"with vlan = %(vlan_id)s "
"for tenant %(tenant_id)s"), {
'network_id': network_id,
'network_type': network_type,
'vlan_id': vlan_id,
'tenant_id': tenant_id
})
def delete_network_postcommit(self, mech_context):
"""Delete network.
This translates to removng portprofile
from the switch.
"""
LOG.debug("delete_network_postcommit: called")
network = mech_context.current
network_id = network['id']
vlan_id = network['provider:segmentation_id']
tenant_id = network['tenant_id']
try:
self._driver.delete_network(self._switch['address'],
self._switch['username'],
self._switch['password'], vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed to delete network"))
raise Exception(
_("Brocade switch exception, "
"delete_network_postcommit failed"))
LOG.info(
_LI("delete network (postcommit): %(network_id)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"), {
'network_id': network_id,
'vlan_id': vlan_id,
'tenant_id': tenant_id
})
def create_port_precommit(self, mech_context):
"""Create logical port on the switch (db update)."""
LOG.debug("create_port_precommit: called")
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
admin_state_up = port['admin_state_up']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
vlan_id = network['vlan']
try:
brocade_db.create_port(context, port_id, network_id, None, vlan_id,
tenant_id, admin_state_up)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to create port"
" in db"))
raise Exception(
_("Brocade Mechanism: create_port_precommit failed"))
def create_network_postcommit(self, mech_context):
"""Create Network on the switch."""
LOG.debug("create_network_postcommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
# use network_id to get the network attributes
# ONLY depend on our db for getting back network attributes
# this is so we can replay postcommit from db
context = mech_context._plugin_context
network_id = network['id']
network = brocade_db.get_network(context, network_id)
network['network_type']
network['tenant_id']
vlan_id = network['vlan']
segments = mech_context.network_segments
# currently supports only one segment per network
segment = segments[0]
physical_network = segment['physical_network']
try:
self._driver.create_network(self._device_dict, physical_network,
vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed in create network"))
brocade_db.delete_network(context, network_id)
raise Exception(
_("Brocade Mechanism: create_network_postcommmit failed"))
def _get_driver(self, device):
"""
Gets the driver based on the firmware version of the device.
:param:device: Contains device name
:raises: Exception
"""
driver = self._driver_map.get(device)
if driver is None:
driver_factory = importutils.import_object(DRIVER_FACTORY)
device_info = self._devices.get(device)
address = device_info.get('address')
os_type = device_info.get('ostype')
try:
driver = driver_factory.get_driver(device_info)
if driver is not None and os_type in ROUTER_DEVICE_TYPE:
self._driver_map.update({device: driver})
except Exception as e:
LOG.exception(
_LE("BrocadeRouterPlugin:"
"_filter_router_devices: Error while getting"
" driver : device - %(host)s: %(error)s"), {
'host': address,
'error': e.args
})
raise Exception(
_("BrocadeRouterPlugin:"
"_filter_router_devices failed for "
"device %(host)s"), {'host': address})
return driver
def connect(self, host, username, password):
"""Connect via SSH and initialize the NETCONF session."""
# Use the persisted NETCONF connection
if self.mgr and self.mgr.connected:
return self.mgr
# check if someone forgot to edit the conf file with real values
if host == '':
raise Exception(_("Brocade Switch IP address is not set, "
"check config ml2_conf_brocade.ini file"))
# Open new NETCONF connection
try:
self.mgr = manager.connect(host=host, port=SSH_PORT,
username=username, password=password,
unknown_host_cb=nos_unknown_host_cb)
except Exception:
with excutils.save_and_reraise_exception():
LOG.exception(_LE("Connect failed to switch"))
LOG.debug("Connect success to host %(host)s:%(ssh_port)d",
dict(host=host, ssh_port=SSH_PORT))
return self.mgr
def _validate_routes_nexthop(self, cidrs, ips, routes, nexthop):
# lets skip to check connected routes
# lets keep it FR
if nexthop in ips:
raise extraroute.InvalidRoutes(
routes=routes,
reason=_('the nexthop is used by router'))
def connect(self):
"""
Connect to the device
"""
try:
self.connector = paramiko.SSHClient()
self.connector.set_missing_host_key_policy(
paramiko.AutoAddPolicy())
self.connector.connect(hostname=self.host,
username=self.username,
password=self.password)
self.channel = self.connector.invoke_shell()
self.channel.settimeout(TIMEOUT)
self.channel_data = str()
self._enter_prompt(False)
except Exception as e:
LOG.exception(
_LE("Connect failed to switch %(host)s with error"
" %(error)s"), {
'host': self.host,
'error': e.args
})
raise Exception(_("Connection Failed"))
def _create_nos_port(self, context, port, segment):
hostname, vlan_id, physical_network = self._get_port_info(
port, segment)
if not hostname or not vlan_id:
LOG.info(_LI("hostname or vlan id is empty"))
return
for (speed, name) in self._device_dict[(hostname, physical_network)]:
LOG.debug("_create_nos_port:port %s %s vlan %s",
speed, name, str(vlan_id))
try:
if not brocade_db.is_vm_exists_on_host(context,
hostname,
physical_network,
vlan_id):
address, user, password = self._get_switch_address(hostname)
self._driver.configure_trunk_vlan_on_interface(
address,
user,
password,
vlan_id,
name,
speed)
else:
LOG.debug("_create_nos_port:port is already trunked")
except Exception:
self._delete_brocade_port(context, port)
LOG.exception(_LE("Brocade NOS driver:failed to trunk vlan"))
raise Exception(_("Brocade switch exception:"
" create_port_postcommit failed"))
def connect(self, host, username, password):
"""Connect via SSH and initialize the NETCONF session."""
# Use the persisted NETCONF connection
if self.mgr and self.mgr.connected:
return self.mgr
# check if someone forgot to edit the conf file with real values
if host == '':
raise Exception(
_("Brocade Switch IP address is not set, "
"check config ml2_conf_brocade.ini file"))
# Open new NETCONF connection
try:
self.mgr = manager.connect(host=host,
port=SSH_PORT,
username=username,
password=password,
unknown_host_cb=nos_unknown_host_cb,
hostkey_verify=False,
look_for_keys=False)
except Exception:
with excutils.save_and_reraise_exception():
LOG.exception(_LE("Connect failed to switch"))
LOG.debug("Connect success to host %(host)s:%(ssh_port)d",
dict(host=host, ssh_port=SSH_PORT))
return self.mgr
def delete_network_precommit(self, mech_context):
"""Delete Network from the plugin specific database table."""
LOG.debug("delete_network_precommit: called")
network = mech_context.current
network_id = network['id']
vlan_id = network['provider:segmentation_id']
tenant_id = network['tenant_id']
context = mech_context._plugin_context
try:
brocade_db.delete_network(context, network_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to delete network in db"))
raise Exception(
_("Brocade Mechanism: delete_network_precommit failed"))
LOG.info(_LI("delete network (precommit): %(network_id)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"),
{'network_id': network_id,
'vlan_id': vlan_id,
'tenant_id': tenant_id})
def bind_port(self, context):
port = context.current
vnic_type = port['binding:vnic_type']
LOG.debug("Brcd:Attempting to bind port %(port)s with vnic_type "
"%(vnic_type)s on network %(network)s",
{'port': port['id'], 'vnic_type': vnic_type,
'network': context.network.current['id']})
if baremetal_util.is_baremetal_deploy(port):
segments = context.segments_to_bind
LOG.info(_LI("Segments:%s"), segments)
params = baremetal_util.validate_physical_net_params(context)
try:
# TODO(rmadapur): Handle local_link_info portgroups
for i in params["local_link_information"]:
speed, name = i['port_id']
vlan_id = segments[0][api.SEGMENTATION_ID]
self._driver.configure_native_vlan_on_interface(
speed,
name, vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver:failed to trunk"
" bare metal vlan"))
raise Exception(_("Brocade switch exception:"
" bind_port failed for baremetal"))
context.set_binding(segments[0][api.ID],
portbindings.VIF_TYPE_OTHER, {},
status=n_const.PORT_STATUS_ACTIVE)
def delete_network_postcommit(self, mech_context):
"""Delete network.
This translates to removng portprofile
from the switch.
"""
LOG.debug("delete_network_postcommit: called")
network = mech_context.current
network_id = network['id']
vlan_id = network['provider:segmentation_id']
tenant_id = network['tenant_id']
try:
self._driver.delete_network(self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed to delete network"))
raise Exception(
_("Brocade switch exception, "
"delete_network_postcommit failed"))
LOG.info(_LI("delete network (postcommit): %(network_id)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"),
{'network_id': network_id,
'vlan_id': vlan_id,
'tenant_id': tenant_id})
def delete_network_precommit(self, mech_context):
"""Delete Network from the plugin specific database table."""
LOG.debug("delete_network_precommit: called")
network = mech_context.current
network_id = network['id']
vlan_id = network['provider:segmentation_id']
tenant_id = network['tenant_id']
context = mech_context._plugin_context
try:
brocade_db.delete_network(context, network_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to delete network in db"))
raise Exception(
_("Brocade Mechanism: delete_network_precommit failed"))
LOG.info(
_LI("delete network (precommit): %(network_id)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"), {
'network_id': network_id,
'vlan_id': vlan_id,
'tenant_id': tenant_id
})
def _get_driver(self, device):
"""
Gets the driver based on the firmware version of the device.
:param:device: Contains device name
:raises: Exception
"""
driver = self._driver_map.get(device)
if driver is None:
driver_factory = importutils.import_object(DRIVER_FACTORY)
device_info = self._devices.get(device)
address = device_info.get('address')
os_type = device_info.get('ostype')
try:
driver = driver_factory.get_driver(device_info)
if driver is not None and os_type in ROUTER_DEVICE_TYPE:
self._driver_map.update({device: driver})
except Exception as e:
LOG.exception(_LE("BrocadeRouterPlugin:"
"_filter_router_devices: Error while getting"
" driver : device - %(host)s: %(error)s"),
{'host': address, 'error': e.args})
raise Exception(_("BrocadeRouterPlugin:"
"_filter_router_devices failed for "
"device %(host)s"), {'host': address})
return driver
def _delete_nos_port(self, context, port, segment):
hostname, vlan_id, physical_network =\
self._get_port_info(port, segment)
if not hostname or not vlan_id:
LOG.info(_LI("hostname or vlan id is empty"))
return
for (speed, name) in self._device_dict[(hostname, physical_network)]:
try:
if brocade_db.is_last_vm_on_host(context,
hostname,
physical_network, vlan_id)\
and not self._is_dhcp_port(port):
address, user, password = self._get_switch_address(hostname)
self._driver.deconfigure_trunk_vlan_on_interface(
address,
user,
password,
vlan_id,
name,
speed)
else:
LOG.info(_LI("more vm exist for network on host hence vlan"
" is not removed from port"))
except Exception:
LOG.exception(
_LE("Brocade NOS driver: failed to remove vlan from port"))
raise Exception(
_("Brocade switch exception: delete_port_postcommit"
"failed"))
def create_port_precommit(self, mech_context):
"""Create logical port on the switch (db update)."""
LOG.debug("create_port_precommit: called")
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
admin_state_up = port['admin_state_up']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
vlan_id = network['vlan']
try:
brocade_db.create_port(context, port_id, network_id,
None,
vlan_id, tenant_id, admin_state_up)
except Exception:
LOG.exception(_LE("Brocade Mechanism: failed to create port"
" in db"))
raise Exception(
_("Brocade Mechanism: create_port_precommit failed"))
def create_network_precommit(self, mech_context):
"""Create Network in the mechanism specific database table."""
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
context = mech_context._plugin_context
tenant_id = network['tenant_id']
network_id = network['id']
segments = mech_context.network_segments
# currently supports only one segment per network
segment = segments[0]
network_type = segment['network_type']
vlan_id = segment['segmentation_id']
segment_id = segment['id']
if segment['physical_network'] not in self._physical_networks:
raise Exception(
_("Brocade Mechanism: failed to create network, "
"network cannot be created in the configured "
"physical network"))
if network_type not in [p_const.TYPE_VLAN]:
raise Exception(
_("Brocade Mechanism: failed to create network, "
"only network type vlan is supported"))
try:
brocade_db.create_network(context, network_id, vlan_id,
segment_id, network_type, tenant_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to create network in db"))
raise Exception(
_("Brocade Mechanism: create_network_precommit failed"))
LOG.info(_LI("create network (precommit): %(network_id)s "
"of network type = %(network_type)s "
"with vlan = %(vlan_id)s "
"for tenant %(tenant_id)s"),
{'network_id': network_id,
'network_type': network_type,
'vlan_id': vlan_id,
'tenant_id': tenant_id})
class FirewallCountExceeded(n_exception.Conflict):
"""Reference implementation specific exception for firewall count.
Only one firewall is supported per tenant. When a second
firewall is tried to be created, this exception will be raised.
"""
message = _("Exceeded allowed count of firewalls for tenant "
"%(tenant_id)s. Only one firewall is supported per tenant.")
def _delete_brocade_port(self, context, port):
try:
port_id = port['id']
brocade_db.delete_port(context, port_id)
except Exception:
LOG.exception(_LE("Brocade Mechanism:"
" failed to delete port in db"))
raise Exception(
_("Brocade Mechanism: delete_port_precommit failed"))
def _create_brocade_port(self, context, port, segment):
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
admin_state_up = port['admin_state_up']
hostname, vlan_id, physical_network = self._get_port_info(
port, segment)
try:
brocade_db.create_port(context, port_id, network_id,
physical_network, vlan_id, tenant_id,
admin_state_up, hostname)
except Exception:
LOG.exception(_LE("Brocade Mechanism: "
"failed to create port in db"))
raise Exception(
_("Brocade Mechanism: create_port_precommit failed"))
def delete_port_precommit(self, mech_context):
"""Delete logical port on the switch (db update)."""
LOG.debug("delete_port_precommit: called")
port = mech_context.current
port_id = port['id']
context = mech_context._plugin_context
try:
brocade_db.delete_port(context, port_id)
except Exception:
LOG.exception(_LE("Brocade Mechanism: failed to delete port"
" in db"))
raise Exception(
_("Brocade Mechanism: delete_port_precommit failed"))
def delete_port_postcommit(self, mech_context):
"""Dissociate VLAN from baremetal connected
port.
"""
LOG.debug(("brocade_baremetal delete_port_postcommit(self: called"))
port = mech_context.current
if baremetal_util.is_baremetal_deploy(port):
params = baremetal_util.validate_physical_net_params(mech_context)
try:
# TODO(rmadapur): Handle local_link_info portgroups
for i in params["local_link_information"]:
speed, name = i['port_id']
self._driver.remove_native_vlan_from_interface(speed, name)
except Exception:
LOG.exception(_LE("Brocade NOS driver:failed to remove native"
" vlan from bare metal interface"))
raise Exception(_("NOS driver:failed to remove native vlan"))
def delete_port_precommit(self, mech_context):
"""Delete logical port on the switch (db update)."""
LOG.debug("delete_port_precommit: called")
port = mech_context.current
port_id = port['id']
context = mech_context._plugin_context
try:
brocade_db.delete_port(context, port_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to delete port"
" in db"))
raise Exception(
_("Brocade Mechanism: delete_port_precommit failed"))
def connect(self):
"""
Connect to device via Telnet
"""
try:
self.connector = telnetlib.Telnet(host=self.host, port=TELNET_PORT)
self.connector.read_until(LOGIN_USER_TOKEN, MIN_TIMEOUT)
self.connector.write(self.username + END_OF_LINE)
self.connector.read_until(LOGIN_PASS_TOKEN, AVG_TIMEOUT)
self.connector.write(self.password + END_OF_LINE)
self.response = str()
self._enter_prompt(False)
except Exception as e:
LOG.exception(_LE("Connect failed to switch %(host)s with error"
" %(error)s"),
{'host': self.host, 'error': e.args})
raise Exception(_("Connection Failed"))
def create_port_postcommit(self, mech_context):
"""Associate the assigned MAC address to the portprofile."""
LOG.debug("create_port_postcommit: called")
if self.is_flat_network(mech_context.network.network_segments[0]):
return
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
if not network:
LOG.info(_LI("network not populated nothing to be done"))
return
vlan_id = network['vlan']
interface_mac = port['mac_address']
# convert mac format: xx:xx:xx:xx:xx:xx -> xxxx.xxxx.xxxx
mac = self.mac_reformat_62to34(interface_mac)
try:
self._driver.associate_mac_to_network(self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id, mac)
except Exception:
LOG.exception(
_LE("Brocade NOS driver: failed to associate mac %s"),
interface_mac)
raise Exception(
_("Brocade switch exception: create_port_postcommit failed"))
LOG.info(
_LI("created port (postcommit): port_id=%(port_id)s"
" network_id=%(network_id)s tenant_id=%(tenant_id)s"), {
'port_id': port_id,
'network_id': network_id,
'tenant_id': tenant_id
})
def delete_network_postcommit(self, mech_context):
"""Delete network
from the switch.
"""
LOG.debug("delete_network_postcommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
network['id']
vlan_id = network['provider:segmentation_id']
network['tenant_id']
try:
self._driver.delete_network(vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed to delete network"))
raise Exception(
_("Brocade switch exception, "
"delete_network_postcommit failed"))
def delete_port_postcommit(self, mech_context):
"""Dissociate MAC address from the portprofile."""
LOG.debug("delete_port_postcommit: called")
if self.is_flat_network(mech_context.network.network_segments[0]):
return
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
if not network:
LOG.info(_LI("network not populated nothing to be done"))
return
vlan_id = network['vlan']
interface_mac = port['mac_address']
# convert mac format: xx:xx:xx:xx:xx:xx -> xxxx.xxxx.xxxx
mac = self.mac_reformat_62to34(interface_mac)
try:
self._driver.dissociate_mac_from_network(
self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id,
mac)
except Exception:
LOG.exception(
_LE("Brocade NOS driver: failed to dissociate MAC %s"),
interface_mac)
raise Exception(
_("Brocade switch exception, delete_port_postcommit failed"))
LOG.info(
_LI("delete port (postcommit): port_id=%(port_id)s"
" network_id=%(network_id)s tenant_id=%(tenant_id)s"),
{'port_id': port_id,
'network_id': network_id, 'tenant_id': tenant_id})
def connect(self):
"""
Connect to device via Telnet
"""
try:
self.connector = telnetlib.Telnet(host=self.host, port=TELNET_PORT)
self.connector.read_until(LOGIN_USER_TOKEN, MIN_TIMEOUT)
self.connector.write(self.username + END_OF_LINE)
self.connector.read_until(LOGIN_PASS_TOKEN, AVG_TIMEOUT)
self.connector.write(self.password + END_OF_LINE)
self.response = str()
self._enter_prompt(False)
except Exception as e:
LOG.exception(
_LE("Connect failed to switch %(host)s with error"
" %(error)s"), {
'host': self.host,
'error': e.args
})
raise Exception(_("Connection Failed"))
def delete_network_precommit(self, mech_context):
"""Delete Network from the plugin specific database table."""
LOG.debug("delete_network_precommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
network_id = network['id']
network['tenant_id']
context = mech_context._plugin_context
try:
brocade_db.delete_network(context, network_id)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to delete network in db"))
raise Exception(
_("Brocade Mechanism: delete_network_precommit failed"))
def create_network_postcommit(self, mech_context):
"""Create Network as a portprofile on the switch."""
LOG.debug("create_network_postcommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
# use network_id to get the network attributes
# ONLY depend on our db for getting back network attributes
# this is so we can replay postcommit from db
context = mech_context._plugin_context
network_id = network['id']
network = brocade_db.get_network(context, network_id)
network_type = network.network_type
tenant_id = network['tenant_id']
vlan_id = network['vlan']
try:
self._driver.create_network(self._switch['address'],
self._switch['username'],
self._switch['password'], vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed in create network"))
brocade_db.delete_network(context, network_id)
raise Exception(
_("Brocade Mechanism: create_network_postcommmit failed"))
LOG.info(
_LI("created network (postcommit): %(network_id)s"
" of network type = %(network_type)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"), {
'network_id': network_id,
'network_type': network_type,
'vlan_id': vlan_id,
'tenant_id': tenant_id
})
def create_network_postcommit(self, mech_context):
"""Create Network as a portprofile on the switch."""
LOG.debug("create_network_postcommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
# use network_id to get the network attributes
# ONLY depend on our db for getting back network attributes
# this is so we can replay postcommit from db
context = mech_context._plugin_context
network_id = network['id']
network = brocade_db.get_network(context, network_id)
network_type = network.network_type
tenant_id = network['tenant_id']
vlan_id = network['vlan']
try:
self._driver.create_network(self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed in create network"))
brocade_db.delete_network(context, network_id)
raise Exception(
_("Brocade Mechanism: create_network_postcommmit failed"))
LOG.info(_LI("created network (postcommit): %(network_id)s"
" of network type = %(network_type)s"
" with vlan = %(vlan_id)s"
" for tenant %(tenant_id)s"),
{'network_id': network_id,
'network_type': network_type,
'vlan_id': vlan_id,
'tenant_id': tenant_id})
def configure_vcs(self):
# configure vcs interfaces based on topology
if not utils._is_valid_interface(self._device_dict, self._switch,
self._driver):
sys.exit(0)
LOG.debug("device dictionary %s", self._device_dict)
try:
if utils._is_lacp_enabled():
LOG.debug("LACP enabled")
(self._device_dict, self._lacp_ports) =\
utils._aggregate_nics_to_support_lacp(self._device_dict,
self._bond_mappings)
self._driver.configure_l2_and_trunk_mode_for_interface(
self._device_dict, self._lacp_ports, self._mtu,
self._native_vlans)
except Exception:
LOG.exception(
_LE("Brocade Mechanism: failed to put"
" interface l2 or tr mode"))
raise Exception(
_("Brocade Mechanism: failed to put interface l2 or tr mode"))
def connect(self):
"""
Connect to the device
"""
try:
self.connector = paramiko.SSHClient()
self.connector.set_missing_host_key_policy(
paramiko.AutoAddPolicy())
self.connector.connect(
hostname=self.host,
username=self.username,
password=self.password)
self.channel = self.connector.invoke_shell()
self.channel.settimeout(TIMEOUT)
self.channel_data = str()
self._enter_prompt(False)
except Exception as e:
LOG.exception(_LE("Connect failed to switch %(host)s with error"
" %(error)s"),
{'host': self.host, 'error': e.args})
raise Exception(_("Connection Failed"))
def delete_port_postcommit(self, mech_context):
"""Dissociate MAC address from the portprofile."""
LOG.debug("delete_port_postcommit: called")
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
vlan_id = network['vlan']
interface_mac = port['mac_address']
# convert mac format: xx:xx:xx:xx:xx:xx -> xxxx.xxxx.xxxx
mac = self.mac_reformat_62to34(interface_mac)
try:
self._driver.dissociate_mac_from_network(self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id, mac)
except Exception:
LOG.exception(
_LE("Brocade NOS driver: failed to dissociate MAC %s"),
interface_mac)
raise Exception(
_("Brocade switch exception, delete_port_postcommit failed"))
LOG.info(
_LI("delete port (postcommit): port_id=%(port_id)s"
" network_id=%(network_id)s tenant_id=%(tenant_id)s"), {
'port_id': port_id,
'network_id': network_id,
'tenant_id': tenant_id
})
def create_port_postcommit(self, mech_context):
"""Associate the assigned MAC address to the portprofile."""
LOG.debug("create_port_postcommit: called")
port = mech_context.current
port_id = port['id']
network_id = port['network_id']
tenant_id = port['tenant_id']
context = mech_context._plugin_context
network = brocade_db.get_network(context, network_id)
vlan_id = network['vlan']
interface_mac = port['mac_address']
# convert mac format: xx:xx:xx:xx:xx:xx -> xxxx.xxxx.xxxx
mac = self.mac_reformat_62to34(interface_mac)
try:
self._driver.associate_mac_to_network(self._switch['address'],
self._switch['username'],
self._switch['password'],
vlan_id,
mac)
except Exception:
LOG.exception(
_LE("Brocade NOS driver: failed to associate mac %s"),
interface_mac)
raise Exception(
_("Brocade switch exception: create_port_postcommit failed"))
LOG.info(
_LI("created port (postcommit): port_id=%(port_id)s"
" network_id=%(network_id)s tenant_id=%(tenant_id)s"),
{'port_id': port_id,
'network_id': network_id, 'tenant_id': tenant_id})
def _get_driver(self, device):
"""
Gets the driver based on the firmware version of the device
:param:device: A dictionary which contains details of all the devices
parsed from the configuration template
:raise: Exception
"""
driver = self._driver_map.get(device)
if driver is None:
driver_factory = importutils.import_object(DRIVER_FACTORY)
device_info = self._devices.get(device)
address = device_info.get('address')
try:
driver = driver_factory.get_driver(device_info)
except Exception as e:
LOG.exception(_LE("BrocadeFiNiMechanism:_get_driver failed for"
"device %(host)s: Error = %(error)s"),
{'host': address,
'error': e.args})
raise Exception(_("BrocadeFiNiMechanism: "
"Failed to get driver"))
self._driver_map.update({device: driver})
return driver
def delete_network_postcommit(self, mech_context):
"""Delete network which translates to removng portprofile
from the switch.
"""
LOG.debug("delete_network_postcommit: called")
if self.is_flat_network(mech_context.network_segments[0]):
return
network = mech_context.current
network['id']
vlan_id = network['provider:segmentation_id']
network['tenant_id']
try:
for hostname, v in self._switch_dict.iteritems():
sw,user,password = v[0]
self._driver.delete_network(sw,
user,
password,
vlan_id)
except Exception:
LOG.exception(_LE("Brocade NOS driver: failed to delete network"))
raise Exception(
_("Brocade switch exception, "
"delete_network_postcommit failed"))
def add_router_interface(self, context, router_id, interface_info):
"""creates svi on NOS device and assigns ip addres to SVI."""
LOG.debug("BrocadeSVIPlugin.add_router_interface on VDX: "
"router_id=%(router_id)s "
"interface_info=%(interface_info)r",
{'router_id': router_id, 'interface_info': interface_info})
with context.session.begin(subtransactions=True):
info = super(BrocadeSVIPlugin, self).add_router_interface(
context, router_id, interface_info)
port = db.get_port(context.session, info["port_id"])
# shutting down neutron port to allow NOS to do Arp/Routing
port['admin_state_up'] = False
port['port'] = port
self._core_plugin.update_port(context, info["port_id"], port)
interface_info = info
subnet = self._core_plugin._get_subnet(context,
interface_info["subnet_id"])
cidr = subnet["cidr"]
net_addr, net_len = self.net_addr(cidr)
gateway_ip = subnet["gateway_ip"]
network_id = subnet['network_id']
bnet = brocade_db.get_network(context, network_id)
vlan_id = bnet['vlan']
gateway_ip_cidr = gateway_ip + '/' + str(net_len)
LOG.debug("Allocated cidr %(cidr)s from the pool, "
"network_id %(net_id)s "
"bnet %(bnet)s "
"vlan %(vlan_id)d ", {'cidr': gateway_ip_cidr,
'net_id': network_id,
'bnet': bnet,
'vlan_id': int(vlan_id)})
port_filters = {'network_id': [network_id],
'device_owner': [DEVICE_OWNER_ROUTER_INTF]}
port_count = self._core_plugin.get_ports_count(context,
port_filters)
LOG.info(_LI("BrocadeSVIPlugin.add_router_interface ports_count "
"%d"),
port_count)
# port count is checked against 2 since the current port is already
# added to db
if port_count == 2:
# This subnet is already part of some router
# (this is not supported in this version of brocade svi plugin)
msg = _("BrocadeSVIPlugin: adding redundant router interface "
"is not supported")
LOG.error(msg)
raise Exception(msg)
try:
switch = self._switch
self._driver.create_svi(switch['address'],
switch['username'],
switch['password'],
switch['rbridge_id'],
vlan_id,
gateway_ip_cidr,
str(router_id))
except Exception:
LOG.error(_LE("Failed to create Brocade resources to add router "
"interface. info=%(info)s, router_id=%(router_id)s"),
{"info": info, "router_id": router_id})
with excutils.save_and_reraise_exception():
with context.session.begin(subtransactions=True):
self.remove_router_interface(context, router_id,
interface_info)
return info
'af31': 26, 'af32': 28, 'af33': 30,
'af41': 38, 'af42': 36, 'af43': 38,
'cs1': 8, 'cs2': 16, 'cs3': 24,
'cs4': 32, 'cs5': 40, 'cs6': 48,
'cs7': 56, 'default': 0, 'ef': 46}
LOG = logging.getLogger(__name__)
OBJ_PREFIX_LEN = 8
DEFAULT_TOPOLOGY = []
DEFAULT_LINK = []
DEFAULT_MTU = []
DEFAULT_NATIVE_VLAN = []
DEFAULT_RBRIDGE_RANGE = []
ML2_BROCADE = [cfg.StrOpt('address', default='',
help=_('The address of the host to SSH to')),
cfg.StrOpt('username', default='admin',
help=_('The SSH username to use')),
cfg.StrOpt('password', default='password', secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('bwc_address', default='',
help=_('The address of the BWC to SSH to')),
cfg.StrOpt('bwc_username', default='admin',
help=_('The BWC username to use')),
cfg.StrOpt('bwc_password', default='password', secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('bwc_api_key', default='password', secret=True,
help=_('The api_key')),
cfg.StrOpt('physical_networks', default='',
help=_('Allowed physical networks')),
cfg.BoolOpt('initialize_vcs', default='True',
from networking_brocade._i18n import _LI
from neutron.plugins.ml2 import driver_api
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import importutils
from networking_brocade.vdx.ml2driver.nos.db import models as brocade_db
LOG = logging.getLogger(__name__)
MECHANISM_VERSION = 1.0
NOS_DRIVER = 'networking_brocade.vdx.ml2driver.nos.nosdriver.NOSdriver'
ML2_BROCADE = [
cfg.StrOpt('address',
default='',
help=_('The address of the host to SSH to')),
cfg.StrOpt('username', default='admin', help=_('The SSH username to use')),
cfg.StrOpt('password',
default='password',
secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('physical_networks',
default='',
help=_('Allowed physical networks')),
cfg.StrOpt('ostype', default='NOS', help=_('OS Type of the switch')),
cfg.StrOpt('osversion', default='4.0.0', help=_('OS Version number'))
]
cfg.CONF.register_opts(ML2_BROCADE, "ml2_brocade")
def add_router_interface(self, context, router_id, interface_info):
"""creates svi on NOS device and assigns ip addres to SVI"""
LOG.debug(
"BrocadeSVIPlugin.add_router_interface called: "
"router_id=%(router_id)s "
"interface_info=%(interface_info)r", {
'router_id': router_id,
'interface_info': interface_info
})
with context.session.begin(subtransactions=True):
info = super(BrocadeSVIPlugin,
self).add_router_interface(context, router_id,
interface_info)
try:
port = self._core_plugin._get_port(context, info["port_id"])
# shutting down neutron port to allow NOS to do Arp/Routing
# Propose to community to allow this to do more gracefully
port.update({"admin_state_up": False})
interface_info = info
subnet = self._core_plugin._get_subnet(context,
interface_info["subnet_id"])
cidr = subnet["cidr"]
net_addr, net_len = self.net_addr(cidr)
gateway_ip = subnet["gateway_ip"]
network_id = subnet['network_id']
tenant_id = subnet['tenant_id']
bnet = brocade_db.get_network(context, network_id)
vlan_id = bnet['vlan']
gateway_ip_cidr = gateway_ip + '/' + str(net_len)
LOG.debug(
"Allocated cidr (%s) from the pool, network_id(%s)"
"bnet (%s) vlan (%d) ", gateway_ip_cidr, network_id, bnet,
int(vlan_id))
port_filters = {
'network_id': [network_id],
'device_owner': [DEVICE_OWNER_ROUTER_INTF]
}
port_count = self._core_plugin.get_ports_count(
context, port_filters)
LOG.info(
_LI("BrocadeSVIPlugin.add_router_interface"
" ports_count %d"), port_count)
# port count is checked against 2 since the
# current port is already added to db
if port_count == 2:
# This subnet is already part of some router is not
# supported
# in this version of brocadesvi plugin
LOG.error(
_LE("BrocadeSVIPlugin:adding redundent router"
"interface is not supported"))
raise Exception(
_("BrocadeSVIPlugin:adding redundent"
"router interface is not supported"))
# res = self._update_ips_for_port(context, port)
# gateway_ip = res['ip_address']
# gateway_ip_cidr = gateway_ip +'/'+str(net_len)
brocade_db.create_svi(context, router_id, tenant_id, str(vlan_id),
True, gateway_ip, str(net_len))
self._invoke_nos_driver_api("create_svi", router_id, vlan_id,
gateway_ip_cidr, context, port)
self._update_firewall(context, vlan_id, tenant_id)
except Exception:
LOG.error(
_LE("Failed to create Brocade resources to add router "
"interface. info=%(info)s, router_id=%(router_id)s"), {
"info": info,
"router_id": router_id
})
with excutils.save_and_reraise_exception():
self._invoke_nos_driver_api("delete_svi", router_id, vlan_id,
gateway_ip_cidr)
with context.session.begin(subtransactions=True):
info = super(BrocadeSVIPlugin, self).\
remove_router_interface(context,
router_id,
interface_info)
return info
from networking_brocade.vdx.db import models as brocade_db
from networking_brocade.vdx.ml2driver.nos import nosdriver as driver
from neutron.common import constants as l3_constants
from neutron.plugins.ml2 import db
from neutron.services.l3_router import l3_router_plugin as router
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import excutils
DEVICE_OWNER_ROUTER_INTF = l3_constants.DEVICE_OWNER_ROUTER_INTF
DEVICE_OWNER_ROUTER_GW = l3_constants.DEVICE_OWNER_ROUTER_GW
DEVICE_OWNER_FLOATINGIP = l3_constants.DEVICE_OWNER_FLOATINGIP
ML2_BROCADE = [cfg.StrOpt('address', default='',
help=_('The address of the host to SSH to')),
cfg.StrOpt('username', default='admin',
help=_('The SSH username to use')),
cfg.StrOpt('password', default='password', secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('rbridge_id', default=1,
help=_('Rbridge id of provider edge router(s)')),
]
cfg.CONF.register_opts(ML2_BROCADE, "ml2_brocade")
LOG = logging.getLogger(__name__)
class BrocadeSVIPlugin(router.L3RouterPlugin):
"""Brocade SVI service Plugin."""
'af21': 18, 'af22': 20, 'af23': 22,
'af31': 26, 'af32': 28, 'af33': 30,
'af41': 38, 'af42': 36, 'af43': 38,
'cs1': 8, 'cs2': 16, 'cs3': 24,
'cs4': 32, 'cs5': 40, 'cs6': 48,
'cs7': 56, 'default': 0, 'ef': 46}
LOG = logging.getLogger(__name__)
OBJ_PREFIX_LEN = 8
DEFAULT_TOPOLOGY = []
DEFAULT_MTU = []
DEFAULT_NATIVE_VLAN = []
DEFAULT_RBRIDGE_RANGE = []
ML2_BROCADE = [cfg.StrOpt('address', default='',
help=_('The address of the host to SSH to')),
cfg.StrOpt('username', default='admin',
help=_('The SSH username to use')),
cfg.StrOpt('password', default='password', secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('physical_networks', default='',
help=_('Allowed physical networks')),
cfg.BoolOpt('initialize_vcs', default='True',
help=_('initialize vcs')),
cfg.StrOpt('ostype', default='NOS',
help=_('OS Type of the switch')),
# cfg.StrOpt('osversion', default='autodetect',
# help=_('OS Version number')),
cfg.IntOpt('nretries', default=5,
help=_(
'Number of retries when retieable'
from networking_brocade._i18n import _
from networking_brocade._i18n import _LE
from networking_brocade._i18n import _LI
from neutron.plugins.ml2 import driver_api
from oslo_config import cfg
from oslo_log import log as logging
from oslo_utils import importutils
from networking_brocade.vdx.ml2driver.nos.db import models as brocade_db
LOG = logging.getLogger(__name__)
MECHANISM_VERSION = 1.0
NOS_DRIVER = 'networking_brocade.vdx.ml2driver.nos.nosdriver.NOSdriver'
ML2_BROCADE = [cfg.StrOpt('address', default='',
help=_('The address of the host to SSH to')),
cfg.StrOpt('username', default='admin',
help=_('The SSH username to use')),
cfg.StrOpt('password', default='password', secret=True,
help=_('The SSH password to use')),
cfg.StrOpt('physical_networks', default='',
help=_('Allowed physical networks')),
cfg.StrOpt('ostype', default='NOS',
help=_('OS Type of the switch')),
cfg.StrOpt('osversion', default='4.0.0',
help=_('OS Version number'))
]
cfg.CONF.register_opts(ML2_BROCADE, "ml2_brocade")
def add_router_interface(self, context, router_id, interface_info):
"""creates svi on NOS device and assigns ip addres to SVI"""
LOG.debug("BrocadeSVIPlugin.add_router_interface called: "
"router_id=%(router_id)s "
"interface_info=%(interface_info)r",
{'router_id': router_id, 'interface_info': interface_info})
with context.session.begin(subtransactions=True):
info = super(BrocadeSVIPlugin, self).add_router_interface(
context, router_id, interface_info)
try:
port = self._core_plugin._get_port(context, info["port_id"])
# shutting down neutron port to allow NOS to do Arp/Routing
# Propose to community to allow this to do more gracefully
port.update({"admin_state_up": False})
interface_info = info
subnet = self._core_plugin._get_subnet(context,
interface_info["subnet_id"])
cidr = subnet["cidr"]
net_addr, net_len = self.net_addr(cidr)
gateway_ip = subnet["gateway_ip"]
network_id = subnet['network_id']
tenant_id = subnet['tenant_id']
bnet = brocade_db.get_network(context, network_id)
vlan_id = bnet['vlan']
gateway_ip_cidr = gateway_ip + '/' + str(net_len)
LOG.debug("Allocated cidr (%s) from the pool, network_id(%s)"
"bnet (%s) vlan (%d) ", gateway_ip_cidr, network_id,
bnet, int(vlan_id))
port_filters = {'network_id': [network_id],
'device_owner': [DEVICE_OWNER_ROUTER_INTF]}
port_count = self._core_plugin.get_ports_count(context,
port_filters)
LOG.info(_LI("BrocadeSVIPlugin.add_router_interface"
" ports_count %d"), port_count)
# port count is checked against 2 since the
# current port is already added to db
if port_count == 2:
# This subnet is already part of some router is not
# supported
# in this version of brocadesvi plugin
LOG.error(_LE("BrocadeSVIPlugin:adding redundent router"
"interface is not supported"))
raise Exception(_("BrocadeSVIPlugin:adding redundent"
"router interface is not supported"))
# res = self._update_ips_for_port(context, port)
# gateway_ip = res['ip_address']
# gateway_ip_cidr = gateway_ip +'/'+str(net_len)
brocade_db.create_svi(context, router_id, tenant_id, str(vlan_id),
True, gateway_ip, str(net_len))
self._invoke_nos_driver_api("create_svi", router_id, vlan_id,
gateway_ip_cidr, context, port)
self._update_firewall(context, vlan_id, tenant_id)
except Exception:
LOG.error(_LE("Failed to create Brocade resources to add router "
"interface. info=%(info)s, router_id=%(router_id)s"),
{"info": info, "router_id": router_id})
with excutils.save_and_reraise_exception():
self._invoke_nos_driver_api("delete_svi", router_id,
vlan_id, gateway_ip_cidr)
with context.session.begin(subtransactions=True):
info = super(BrocadeSVIPlugin, self).\
remove_router_interface(context,
router_id,
interface_info)
return info
def add_remove_router_interface(self, context, router_id, interface_info,
is_add):
"""
Add/Remove router interface on NI device
:param:context: Contains the network details
:param:router_id: The router ID
:param:interface_info: Contains interface details
:param:is_add: True for add operation, False for remove operation.
:raises: Exception
"""
operation = None
method = None
if is_add is True:
method = "add_router_interface"
operation = "Add"
else:
method = "remove_router_interface"
operation = "Remove"
info = getattr(super(BrocadeRouterPlugin, self),
method)(context, router_id, interface_info)
interface_info = info
subnet = self._core_plugin._get_subnet(context.elevated(),
interface_info["subnet_id"])
vlan_id, gateway_ip_cidr = self._get_network_info(context, subnet)
for device in self._devices:
device_info = self._devices.get(device)
address = device_info.get('address')
driver = self._get_driver(device)
LOG.info(_LI("BrocadeRouterPlugin:Before %(op)s l3 "
"router to vlan %(vlan_id)s with ip %(gatewayip)s"
"on device "
"%(host)s"), {'op': operation,
'vlan_id': vlan_id,
'gatewayip': gateway_ip_cidr,
'host': address})
try:
if is_add is True:
getattr(driver, method)(vlan_id, gateway_ip_cidr)
else:
getattr(driver, method)(vlan_id)
except Exception as e:
if is_add:
method = "remove_router_interface"
info = getattr(super(BrocadeRouterPlugin, self),
method)(context, router_id, interface_info)
LOG.exception(_LE("BrocadeRouterPlugin: failed to"
" %(op)s l3 router interface for "
"device= %(device)s exception : "
"%(error)s"), {'op': operation,
'device': address,
'error': e.args})
raise Exception(
_("BrocadeRouterPlugin: %(op)s router "
"interface failed"), {'op': operation})
LOG.info(_LI("BrocadeRouterPlugin:%(op)sed router "
"interface in vlan = %(vlan_id)s with ip address"
" %(gatewayip)s on device %(host)s "
"successful"), {'op': operation,
'vlan_id': vlan_id,
'gatewayip': gateway_ip_cidr,
'host': address})
return info
