def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for provider, br in bridgemaps.iteritems():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for provider, br in bridgemaps.iteritems():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = 'system'
add_bridge(INT_BRIDGE, datapath_type)
#add_bridge(EXT_BRIDGE, datapath_type)
add_bridge_port(INT_BRIDGE, config('aci-uplink-interface'), promisc=True)
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
if not use_dpdk():
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br, port, promisc=True)
else:
add_ovsbridge_linuxbridge(br, port)
else:
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
dpdk_bridgemaps = neutron_ovs_context.resolve_dpdk_ports()
device_index = 0
for br in dpdk_bridgemaps.values():
add_bridge(br, datapath_type)
dpdk_add_bridge_port(br,
'dpdk{}'.format(device_index),
port_type='dpdk')
device_index += 1
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
service_restart('os-charm-phy-nic-mtu')
def test_add_bridge_port_promisc(self, check_call):
ovs.add_bridge_port('test', 'eth1', promisc=True)
check_call.assert_has_calls([
call(["ovs-vsctl", "--", "--may-exist", "add-port",
'test', 'eth1']),
call(['ip', 'link', 'set', 'eth1', 'up']),
call(['ip', 'link', 'set', 'eth1', 'promisc', 'on'])
])
self.assertTrue(self.log.call_count == 1)
def configure_ovs():
if config('plugin') == OVS:
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port = config('ext-port')
if ext_port:
add_bridge_port(EXT_BRIDGE, ext_port)
def configure_ovs():
if config('plugin') in [OVS, OVS_ODL]:
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br, port, promisc=True)
else:
add_ovsbridge_linuxbridge(br, port)
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
if not use_dpdk():
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.itervalues():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
else:
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
dpdk_bridgemaps = neutron_ovs_context.resolve_dpdk_ports()
device_index = 0
for br in dpdk_bridgemaps.itervalues():
add_bridge(br, datapath_type)
dpdk_add_bridge_port(br,
'dpdk{}'.format(device_index),
port_type='dpdk')
device_index += 1
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
if config('plugin') in [OVS, OVS_ODL]:
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
portmaps = DataPortContext()()
# TODO: fudge in external network?
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for provider, br in bridgemaps.iteritems():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
def configure_ovs():
if config('plugin') in [OVS, OVS_ODL]:
if not service_running('openvswitch-switch'):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
portmaps = DataPortContext()()
# TODO: fudge in external network?
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for provider, br in bridgemaps.iteritems():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
if not use_dpdk():
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.itervalues():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
else:
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
dpdk_bridgemaps = neutron_ovs_context.resolve_dpdk_ports()
device_index = 0
for br in dpdk_bridgemaps.itervalues():
add_bridge(br, datapath_type)
dpdk_add_bridge_port(br, 'dpdk{}'.format(device_index),
port_type='dpdk')
device_index += 1
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
if config("plugin") in [OVS, OVS_ODL]:
if not service_running("openvswitch-switch"):
full_restart()
add_bridge(INT_BRIDGE)
add_bridge(EXT_BRIDGE)
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx["ext_port"]:
add_bridge_port(EXT_BRIDGE, ext_port_ctx["ext_port"])
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config("bridge-mappings"))
for provider, br in bridgemaps.iteritems():
add_bridge(br)
if not portmaps:
continue
for port, _br in portmaps.iteritems():
if _br == br:
add_bridge_port(br, port, promisc=True)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
service_restart("os-charm-phy-nic-mtu")
def test_add_bridge_port(self):
self.patch_object(ovs.subprocess, 'check_call')
self.patch_object(ovs, 'log')
ovs.add_bridge_port('test', 'eth1')
self.check_call.assert_has_calls([
mock.call(
['ovs-vsctl', '--', '--may-exist', 'add-port', 'test',
'eth1']),
mock.call(['ip', 'link', 'set', 'eth1', 'up']),
mock.call(['ip', 'link', 'set', 'eth1', 'promisc', 'off'])
])
self.assertTrue(self.log.call_count == 1)
self.check_call.reset_mock()
self.log.reset_mock()
ovs.add_bridge_port('test', 'eth1', promisc=True)
self.check_call.assert_has_calls([
mock.call(
['ovs-vsctl', '--', '--may-exist', 'add-port', 'test',
'eth1']),
mock.call(['ip', 'link', 'set', 'eth1', 'up']),
mock.call(['ip', 'link', 'set', 'eth1', 'promisc', 'on'])
])
self.assertTrue(self.log.call_count == 1)
self.check_call.reset_mock()
ovs.add_bridge_port('test', 'eth1', exclusive=True, linkup=False)
self.check_call.assert_has_calls([
mock.call(['ovs-vsctl', '--', 'add-port', 'test', 'eth1']),
mock.call(['ip', 'link', 'set', 'eth1', 'promisc', 'off'])
])
self.check_call.reset_mock()
self.patch_object(ovs, '_dict_to_vsctl_set')
self._dict_to_vsctl_set.return_value = [['--', 'fakeextradata']]
ovs.add_bridge_port('test', 'eth1', ifdata={'fakeinput': None})
self._dict_to_vsctl_set.assert_called_once_with({'fakeinput': None},
'Interface', 'eth1')
self.check_call.assert_has_calls([
mock.call([
'ovs-vsctl', '--', '--may-exist', 'add-port', 'test', 'eth1',
'--', 'fakeextradata'
]),
mock.call(['ip', 'link', 'set', 'eth1', 'up']),
mock.call(['ip', 'link', 'set', 'eth1', 'promisc', 'off'])
])
def configure_bridges(self):
"""Configure Open vSwitch bridges ports and interfaces."""
if self.check_if_paused() != (None, None):
ch_core.hookenv.log(
'Unit is paused, defer Open vSwitch bridge '
'port interface configuration tasks.',
level=ch_core.hookenv.INFO)
return
bpi = os_context.BridgePortInterfaceMap(bridges_key=self.bridges_key)
bond_config = os_context.BondConfig()
ch_core.hookenv.log('BridgePortInterfaceMap: "{}"'.format(bpi.items()),
level=ch_core.hookenv.DEBUG)
# build map of bridges to ovn networks with existing if-mapping on host
# and at the same time build ovn-bridge-mappings string
ovn_br_map_str = ''
ovnbridges = collections.defaultdict(list)
config_obm = self.config['ovn-bridge-mappings'] or ''
for pair in sorted(config_obm.split()):
network, bridge = pair.split(':', 1)
if bridge in bpi:
ovnbridges[bridge].append(network)
if ovn_br_map_str:
ovn_br_map_str += ','
ovn_br_map_str += '{}:{}'.format(network, bridge)
bridges = ch_ovsdb.SimpleOVSDB('ovs-vsctl').bridge
ports = ch_ovsdb.SimpleOVSDB('ovs-vsctl').port
for bridge in bridges.find('external_ids:charm-ovn-chassis=managed'):
# remove bridges and ports that are managed by us and no longer in
# config
if bridge['name'] not in bpi and bridge['name'] != 'br-int':
ch_core.hookenv.log(
'removing bridge "{}" as it is no longer'
'present in configuration for this unit.'.format(
bridge['name']),
level=ch_core.hookenv.DEBUG)
ch_ovs.del_bridge(bridge['name'])
else:
for port in ports.find(
'external_ids:charm-ovn-chassis={}'.format(
bridge['name'])):
if port['name'] not in bpi[bridge['name']]:
ch_core.hookenv.log(
'removing port "{}" from bridge '
'"{}" as it is no longer present '
'in configuration for this unit.'.format(
port['name'], bridge['name']),
level=ch_core.hookenv.DEBUG)
ch_ovs.del_bridge_port(bridge['name'], port['name'])
brdata = {
'external-ids': {
'charm-ovn-chassis': 'managed'
},
'protocols': 'OpenFlow13,OpenFlow15',
}
if self.options.enable_dpdk:
brdata.update({'datapath-type': 'netdev'})
else:
brdata.update({'datapath-type': 'system'})
# we always update the integration bridge to make sure it has settings
# apropriate for the current charm configuration
ch_ovs.add_bridge(
'br-int',
brdata={
**brdata,
**{
# for the integration bridge we want the datapath to await
# controller action before adding any flows. This is to avoid
# switching packets between isolated logical networks before
# `ovn-controller` starts up.
'fail-mode': 'secure',
# Suppress in-band control flows for the integration bridge,
# refer to ovn-architecture(7) for more details.
'other-config': {
'disable-in-band': 'true'
},
},
})
for br in bpi:
if br not in ovnbridges:
continue
ch_ovs.add_bridge(
br,
brdata={
**brdata,
# for bridges used for external connectivity we want the
# datapath to act like an ordinary MAC-learning switch.
**{
'fail-mode': 'standalone'
},
})
for port in bpi[br]:
ifdatamap = bpi.get_ifdatamap(br, port)
ifdatamap = {
port: {
**ifdata,
**{
'external-ids': {
'charm-ovn-chassis': br
}
},
}
for port, ifdata in ifdatamap.items()
}
if len(ifdatamap) > 1:
ch_ovs.add_bridge_bond(br, port, list(ifdatamap.keys()),
bond_config.get_ovs_portdata(port),
ifdatamap)
else:
ch_ovs.add_bridge_port(
br,
port,
ifdata=ifdatamap.get(port, {}),
linkup=not self.options.enable_dpdk,
promisc=None,
portdata={'external-ids': {
'charm-ovn-chassis': br
}})
opvs = ch_ovsdb.SimpleOVSDB('ovs-vsctl').open_vswitch
if ovn_br_map_str:
opvs.set('.', 'external_ids:ovn-bridge-mappings', ovn_br_map_str)
# NOTE(fnordahl): Workaround for LP: #1848757
opvs.set('.', 'external_ids:ovn-cms-options',
'enable-chassis-as-gw')
else:
opvs.remove('.', 'external_ids', 'ovn-bridge-mappings')
# NOTE(fnordahl): Workaround for LP: #1848757
opvs.remove('.', 'external_ids', 'ovn-cms-options')
def configure_ovs():
"""Configure the OVS plugin.
This function uses the config.yaml parameters ext-port, data-port and
bridge-mappings to configure the bridges and ports on the ovs on the
unit.
Note that the ext-port is deprecated and data-port/bridge-mappings are
preferred.
Thus, if data-port is set, then ext-port is ignored (and if set, then
it is removed from the set of bridges unless it is defined in
bridge-mappings/data-port). A warning is issued, if both data-port and
ext-port are set.
"""
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
# all bridges use the same datapath_type
brdata = {
'datapath-type': determine_datapath_type(),
}
brdata.update(generate_external_ids())
add_bridge(INT_BRIDGE, brdata=brdata)
add_bridge(EXT_BRIDGE, brdata=brdata)
# If data-port is defined in the config, we can ignore ext-port value
# and log an error to the unit's log
if config('data-port') and config('ext-port'):
log(
"Both ext-port and data-port are set. ext-port is deprecated"
" and is not used when data-port is set.",
level=ERROR)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
# Set ext-port only if data-port isn't defined.
if not config('data-port') and ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE,
ext_port_ctx['ext_port'],
ifdata=generate_external_ids(EXT_BRIDGE),
portdata=generate_external_ids(EXT_BRIDGE))
modern_ovs = ovs_has_late_dpdk_init()
bridgemaps = None
portmaps = None
if not use_dpdk():
# NOTE(jamespage):
# Its possible to support both hardware offloaded 'direct' ports
# and default 'openvswitch' ports on the same hypervisor, so
# configure bridge mappings in addition to any hardware offload
# enablement.
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br, brdata=brdata)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br,
port,
promisc=True,
ifdata=generate_external_ids(br),
portdata=generate_external_ids(br))
else:
log('{} is a Linux bridge: using Linux bridges in the '
'data-port config is deprecated for removal after '
'21.10 release of OpenStack charms.'.format(port),
level=WARNING)
add_ovsbridge_linuxbridge(
br,
port,
ifdata=generate_external_ids(br),
portdata=generate_external_ids(br))
# NOTE(jamespage):
# hw-offload and dpdk are mutually exclusive so log and error
# and skip any subsequent DPDK configuration
if use_dpdk() and use_hw_offload():
log(
'DPDK and Hardware offload are mutually exclusive, '
'please disable enable-dpdk or enable-hardware-offload',
level=ERROR)
elif use_dpdk():
log('Configuring bridges with DPDK', level=DEBUG)
# TODO(sahid): We should also take into account the
# "physical-network-mtus" in case different MTUs are
# configured based on physical networks.
global_mtu = (
neutron_ovs_context.NeutronAPIContext()()['global_physnet_mtu'])
dpdk_context = OVSDPDKDeviceContext()
devices = dpdk_context.devices()
portmaps = parse_data_port_mappings(config('data-port'))
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
bridge_port_interface_map = BridgePortInterfaceMap()
bond_config = BondConfig()
for br, port_iface_map in bridge_port_interface_map.items():
log('Adding DPDK bridge: {}:{}'.format(br, brdata), level=DEBUG)
add_bridge(br, brdata=brdata)
if modern_ovs:
for port in port_iface_map.keys():
ifdatamap = bridge_port_interface_map.get_ifdatamap(
br, port)
# set external-ids for all interfaces
for iface in ifdatamap:
ifdatamap[iface].update(generate_external_ids(br))
# NOTE: DPDK bonds are referenced by name and can be found
# in the data-port config, regular DPDK ports are
# referenced by MAC addresses and their names should
# never be found in data-port
if port in portmaps.keys():
portdata = bond_config.get_ovs_portdata(port)
portdata.update(generate_external_ids(br))
log('Adding DPDK bond: {}({}) to bridge: {}'.format(
port, list(ifdatamap.keys()), br),
level=DEBUG)
add_bridge_bond(br,
port,
list(ifdatamap.keys()),
portdata=portdata,
ifdatamap=ifdatamap)
else:
log('Adding DPDK port: {} to bridge: {}'.format(
port, br),
level=DEBUG)
ifdata = ifdatamap[port]
add_bridge_port(br,
port,
ifdata=ifdata,
portdata=generate_external_ids(br),
linkup=False,
promisc=None)
if not modern_ovs:
# port enumeration in legacy OVS-DPDK must follow alphabetic order
# of the PCI addresses
dev_idx = 0
for pci, mac in sorted(devices.items()):
# if mac.entity is a bridge, then the port can be added
# directly, otherwise it is a bond (supported only in
# modern_ovs) or misconfiguration
if mac.entity in bridgemaps.values():
ifdata = {'type': 'dpdk', 'mtu-request': global_mtu}
ifdata.update(generate_external_ids(mac.entity))
ifname = 'dpdk{}'.format(dev_idx)
log('Adding DPDK port {}:{} to bridge {}'.format(
ifname, ifdata, mac.entity),
level=DEBUG)
add_bridge_port(mac.entity,
ifname,
ifdata=ifdata,
portdata=generate_external_ids(mac.entity),
linkup=False,
promisc=None)
else:
log('DPDK device {} skipped, {} is not a bridge'.format(
pci, mac.entity),
level=WARNING)
dev_idx += 1
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
if bridgemaps:
bridges.extend(bridgemaps.values())
elif portmaps:
bridges.extend([bridge_mac.entity for bridge_mac in portmaps.values()])
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
if not init_is_systemd():
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
"""Configure the OVS plugin.
This function uses the config.yaml parameters ext-port, data-port and
bridge-mappings to configure the bridges and ports on the ovs on the
unit.
Note that the ext-port is deprecated and data-port/bridge-mappings are
preferred.
Thus, if data-port is set, then ext-port is ignored (and if set, then
it is removed from the set of bridges unless it is defined in
bridge-mappings/data-port). A warning is issued, if both data-port and
ext-port are set.
"""
if config('plugin') in [OVS, OVS_ODL]:
if not service_running('openvswitch-switch'):
full_restart()
# Get existing set of bridges and ports
current_bridges_and_ports = get_bridges_and_ports_map()
log("configure OVS: Current bridges and ports map: {}".format(
", ".join("{}: {}".format(b, ",".join(v))
for b, v in current_bridges_and_ports.items())))
add_bridge(INT_BRIDGE, brdata=_ovs_additional_data())
add_bridge(EXT_BRIDGE, brdata=_ovs_additional_data())
ext_port_ctx = ExternalPortContext()()
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
# if we have portmaps, then we ignore its value and log an
# error/warning to the unit's log.
if config('data-port') and config('ext-port'):
log(
"Both ext-port and data-port are set. ext-port is deprecated"
" and is not used when data-port is set",
level=ERROR)
# only use ext-port if data-port is not set
if not portmaps and ext_port_ctx and ext_port_ctx['ext_port']:
_port = ext_port_ctx['ext_port']
add_bridge_port(EXT_BRIDGE,
_port,
ifdata=_ovs_additional_data(EXT_BRIDGE),
portdata=_ovs_additional_data(EXT_BRIDGE))
log("DEPRECATION: using ext-port to set the port {} on the "
"EXT_BRIDGE ({}) is deprecated. Please use data-port instead."
.format(_port, EXT_BRIDGE),
level=WARNING)
for br in bridgemaps.values():
add_bridge(br, brdata=_ovs_additional_data())
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br,
port,
promisc=True,
ifdata=_ovs_additional_data(br),
portdata=_ovs_additional_data(br))
else:
# NOTE(lourot): this will raise on focal+ and/or if the
# system has no `ifup`. See lp:1877594
add_ovsbridge_linuxbridge(
br,
port,
ifdata=_ovs_additional_data(br),
portdata=_ovs_additional_data(br))
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
new_bridges_and_ports = get_bridges_and_ports_map()
log("configure OVS: Final bridges and ports map: {}".format(", ".join(
"{}: {}".format(b, ",".join(v))
for b, v in new_bridges_and_ports.items())),
level=DEBUG)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
modern_ovs = ovs_has_late_dpdk_init()
bridgemaps = None
if not use_dpdk():
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br, port, promisc=True)
else:
add_ovsbridge_linuxbridge(br, port)
else:
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
bridgemaps = neutron_ovs_context.resolve_dpdk_bridges()
device_index = 0
for pci_address, br in bridgemaps.items():
add_bridge(br, datapath_type)
if modern_ovs:
portname = 'dpdk-{}'.format(
hashlib.sha1(pci_address.encode('UTF-8')).hexdigest()[:7]
)
else:
portname = 'dpdk{}'.format(device_index)
dpdk_add_bridge_port(br, portname,
pci_address)
device_index += 1
if modern_ovs:
bondmaps = neutron_ovs_context.resolve_dpdk_bonds()
bridge_bond_map = DPDKBridgeBondMap()
portmap = parse_data_port_mappings(config('data-port'))
for pci_address, bond in bondmaps.items():
if bond in portmap:
add_bridge(portmap[bond], datapath_type)
portname = 'dpdk-{}'.format(
hashlib.sha1(pci_address.encode('UTF-8'))
.hexdigest()[:7]
)
bridge_bond_map.add_port(portmap[bond], bond,
portname, pci_address)
bond_configs = DPDKBondsConfig()
for br, bonds in bridge_bond_map.items():
for bond, port_map in bonds.items():
dpdk_add_bridge_bond(br, bond, port_map)
dpdk_set_bond_config(
bond,
bond_configs.get_bond_config(bond)
)
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
if bridgemaps:
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
modern_ovs = ovs_has_late_dpdk_init()
bridgemaps = None
if not use_dpdk():
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br, port, promisc=True)
else:
add_ovsbridge_linuxbridge(br, port)
else:
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
bridgemaps = neutron_ovs_context.resolve_dpdk_bridges()
device_index = 0
for pci_address, br in bridgemaps.items():
add_bridge(br, datapath_type)
if modern_ovs:
portname = 'dpdk-{}'.format(
hashlib.sha1(pci_address.encode('UTF-8')).hexdigest()[:7]
)
else:
portname = 'dpdk{}'.format(device_index)
dpdk_add_bridge_port(br, portname,
pci_address)
device_index += 1
if modern_ovs:
bondmaps = neutron_ovs_context.resolve_dpdk_bonds()
bridge_bond_map = DPDKBridgeBondMap()
portmap = parse_data_port_mappings(config('data-port'))
for pci_address, bond in bondmaps.items():
if bond in portmap:
add_bridge(portmap[bond], datapath_type)
portname = 'dpdk-{}'.format(
hashlib.sha1(pci_address.encode('UTF-8'))
.hexdigest()[:7]
)
bridge_bond_map.add_port(portmap[bond], bond,
portname, pci_address)
bond_configs = DPDKBondsConfig()
for br, bonds in bridge_bond_map.items():
for bond, port_map in bonds.items():
dpdk_add_bridge_bond(br, bond, port_map)
dpdk_set_bond_config(
bond,
bond_configs.get_bond_config(bond)
)
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
if bridgemaps:
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
service_restart('os-charm-phy-nic-mtu')
def configure_ovs():
status_set('maintenance', 'Configuring ovs')
if not service_running('openvswitch-switch'):
full_restart()
datapath_type = determine_datapath_type()
add_bridge(INT_BRIDGE, datapath_type)
add_bridge(EXT_BRIDGE, datapath_type)
ext_port_ctx = None
if use_dvr():
ext_port_ctx = ExternalPortContext()()
if ext_port_ctx and ext_port_ctx['ext_port']:
add_bridge_port(EXT_BRIDGE, ext_port_ctx['ext_port'])
modern_ovs = ovs_has_late_dpdk_init()
bridgemaps = None
if not use_dpdk():
# NOTE(jamespage):
# Its possible to support both hardware offloaded 'direct' ports
# and default 'openvswitch' ports on the same hypervisor, so
# configure bridge mappings in addition to any hardware offload
# enablement.
portmaps = DataPortContext()()
bridgemaps = parse_bridge_mappings(config('bridge-mappings'))
for br in bridgemaps.values():
add_bridge(br, datapath_type)
if not portmaps:
continue
for port, _br in portmaps.items():
if _br == br:
if not is_linuxbridge_interface(port):
add_bridge_port(br, port, promisc=True)
else:
add_ovsbridge_linuxbridge(br, port)
# NOTE(jamespage):
# hw-offload and dpdk are mutually exclusive so log and error
# and skip any subsequent DPDK configuration
if use_dpdk() and use_hw_offload():
log(
'DPDK and Hardware offload are mutually exclusive, '
'please disable enable-dpdk or enable-hardware-offload',
level=ERROR)
elif use_dpdk():
log('Configuring bridges with DPDK', level=DEBUG)
global_mtu = (
neutron_ovs_context.NeutronAPIContext()()['global_physnet_mtu'])
# NOTE: when in dpdk mode, add based on pci bus order
# with type 'dpdk'
bridgemaps = neutron_ovs_context.resolve_dpdk_bridges()
log('bridgemaps: {}'.format(bridgemaps), level=DEBUG)
device_index = 0
for pci_address, br in bridgemaps.items():
log('Adding DPDK bridge: {}:{}'.format(br, datapath_type),
level=DEBUG)
add_bridge(br, datapath_type)
if modern_ovs:
portname = 'dpdk-{}'.format(
hashlib.sha1(pci_address.encode('UTF-8')).hexdigest()[:7])
else:
portname = 'dpdk{}'.format(device_index)
log('Adding DPDK port: {}:{}:{}'.format(br, portname, pci_address),
level=DEBUG)
dpdk_add_bridge_port(br, portname, pci_address)
# TODO(sahid): We should also take into account the
# "physical-network-mtus" in case different MTUs are
# configured based on physical networks.
dpdk_set_mtu_request(portname, global_mtu)
device_index += 1
if modern_ovs:
log('Configuring bridges with modern_ovs/DPDK', level=DEBUG)
bondmaps = neutron_ovs_context.resolve_dpdk_bonds()
log('bondmaps: {}'.format(bondmaps), level=DEBUG)
bridge_bond_map = DPDKBridgeBondMap()
portmap = parse_data_port_mappings(config('data-port'))
log('portmap: {}'.format(portmap), level=DEBUG)
for pci_address, bond in bondmaps.items():
if bond in portmap:
log('Adding DPDK bridge: {}:{}'.format(
portmap[bond], datapath_type),
level=DEBUG)
add_bridge(portmap[bond], datapath_type)
portname = 'dpdk-{}'.format(
hashlib.sha1(
pci_address.encode('UTF-8')).hexdigest()[:7])
bridge_bond_map.add_port(portmap[bond], bond, portname,
pci_address)
log('bridge_bond_map: {}'.format(bridge_bond_map), level=DEBUG)
bond_configs = DPDKBondsConfig()
for br, bonds in bridge_bond_map.items():
for bond, port_map in bonds.items():
log('Adding DPDK bond: {}:{}:{}'.format(
br, bond, port_map),
level=DEBUG)
dpdk_add_bridge_bond(br, bond, port_map)
dpdk_set_interfaces_mtu(global_mtu, port_map.keys())
log('Configuring DPDK bond: {}:{}'.format(
bond, bond_configs.get_bond_config(bond)),
level=DEBUG)
dpdk_set_bond_config(bond,
bond_configs.get_bond_config(bond))
target = config('ipfix-target')
bridges = [INT_BRIDGE, EXT_BRIDGE]
if bridgemaps:
bridges.extend(bridgemaps.values())
if target:
for bridge in bridges:
disable_ipfix(bridge)
enable_ipfix(bridge, target)
else:
# NOTE: removing ipfix setting from a bridge is idempotent and
# will pass regardless of the existence of the setting
for bridge in bridges:
disable_ipfix(bridge)
# Ensure this runs so that mtu is applied to data-port interfaces if
# provided.
# NOTE(ajkavanagh) for pause/resume we don't gate this as it's not a
# running service, but rather running a few commands.
if not init_is_systemd():
service_restart('os-charm-phy-nic-mtu')