def test_bond_link(self):
""" Bond hw interface link state test """
# for convenience
bond_modes = VppEnum.vl_api_bond_mode_t
intf_flags = VppEnum.vl_api_if_status_flags_t
# create interface 1 (BondEthernet0)
self.logger.info("Create bond interface")
# use round-robin mode to avoid negotiation required by LACP
bond0 = VppBondInterface(self,
mode=bond_modes.BOND_API_MODE_ROUND_ROBIN)
bond0.add_vpp_config()
# initially admin state is down and link is down
bond0.assert_interface_state(0, 0)
# set bond admin up. confirm link down because no slaves are active
self.logger.info("set interface BondEthernet0 admin up")
bond0.admin_up()
bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP, 0)
# make sure slaves are down. enslave them to bond.
self.logger.info("set interface pg0 admin down")
self.pg0.admin_down()
self.logger.info("bond enslave interface pg0 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
is_passive=0,
is_long_timeout=0)
self.logger.info("set interface pg1 admin down")
self.pg1.admin_down()
self.logger.info("bond enslave interface pg1 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
is_passive=0,
is_long_timeout=0)
# bring slaves up, confirm bond link is up
self.logger.info("set interface pg0 admin up")
self.pg0.admin_up()
self.logger.info("set interface pg1 admin up")
self.pg1.admin_up()
bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP,
intf_flags.IF_STATUS_API_FLAG_LINK_UP)
# detach pg0, pg1
self.logger.info("detach interface pg0")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
self.logger.info("detach interface pg1")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
# link should be down now
bond0.assert_interface_state(intf_flags.IF_STATUS_API_FLAG_ADMIN_UP, 0)
# delete BondEthernet0
self.logger.info("Deleting BondEthernet0")
bond0.remove_vpp_config()
def test_bond_enslave(self):
""" Bond enslave/detach slave test """
# create interface (BondEthernet0) and set bond mode to LACP
self.logger.info("create bond")
bond0 = VppBondInterface(self, mode=5)
bond0.add_vpp_config()
bond0.admin_up()
# verify that interfaces can be enslaved and detached two times
for i in range(2):
# verify pg0 and pg1 not in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
# enslave pg0 and pg1 to BondEthernet0
self.logger.info("bond enslave interface pg0 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
is_passive=0,
is_long_timeout=0)
self.logger.info("bond enslave interface pg1 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
is_passive=0,
is_long_timeout=0)
# verify both slaves in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# detach interface pg0
self.logger.info("detach interface pg0")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
# verify pg0 is not in BondEthernet0, but pg1 is
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# detach interface pg1
self.logger.info("detach interface pg1")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
# verify pg0 and pg1 not in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
bond0.remove_vpp_config()
def test_bond_enslave(self):
""" Bond enslave/detach slave test """
# create interface (BondEthernet0)
self.logger.info("create bond")
bond0 = VppBondInterface(self, mode=3)
bond0.add_vpp_config()
bond0.admin_up()
# verify pg0 and pg1 not in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
# enslave pg0 and pg1 to BondEthernet0
self.logger.info("bond enslave interface pg0 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
is_passive=0,
is_long_timeout=0)
self.logger.info("bond enslave interface pg1 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
is_passive=0,
is_long_timeout=0)
# verify both slaves in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# detach interface pg0
self.logger.info("detach interface pg0")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
# verify pg0 is not in BondEthernet0, but pg1 is
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# detach interface pg1
self.logger.info("detach interface pg1")
bond0.detach_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index)
# verify pg0 and pg1 not in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertFalse(self.pg0.is_interface_config_in_dump(if_dump))
self.assertFalse(self.pg1.is_interface_config_in_dump(if_dump))
bond0.remove_vpp_config()
def test_bond_traffic(self):
""" Bond traffic test """
# topology
#
# RX-> TX->
#
# pg2 ------+ +------pg0 (slave)
# | |
# BondEthernet0 (10.10.10.1)
# | |
# pg3 ------+ +------pg1 (slave)
#
# create interface (BondEthernet0)
# self.logger.info("create bond")
bond0_mac = "02:fe:38:30:59:3c"
mac = MACAddress(bond0_mac).packed
bond0 = VppBondInterface(self,
mode=3,
lb=1,
use_custom_mac=1,
mac_address=mac)
bond0.add_vpp_config()
bond0.admin_up()
bond0_addr = socket.inet_pton(socket.AF_INET, "10.10.10.1")
self.vapi.sw_interface_add_del_address(bond0.sw_if_index,
bond0_addr,
24)
self.pg2.config_ip4()
self.pg2.resolve_arp()
self.pg3.config_ip4()
self.pg3.resolve_arp()
self.logger.info(self.vapi.cli("show interface"))
self.logger.info(self.vapi.cli("show interface address"))
self.logger.info(self.vapi.cli("show ip arp"))
# enslave pg0 and pg1 to BondEthernet0
self.logger.info("bond enslave interface pg0 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
is_passive=0,
is_long_timeout=0)
self.logger.info("bond enslave interface pg1 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
is_passive=0,
is_long_timeout=0)
# verify both slaves in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# generate a packet from pg2 -> BondEthernet0 -> pg1
# BondEthernet0 TX hashes this packet to pg1
p2 = (Ether(src=bond0_mac, dst=self.pg2.local_mac) /
IP(src=self.pg2.local_ip4, dst="10.10.10.12") /
UDP(sport=1235, dport=1235) /
Raw('\xa5' * 100))
self.pg2.add_stream(p2)
# generate a packet from pg3 -> BondEthernet0 -> pg0
# BondEthernet0 TX hashes this packet to pg0
# notice the ip address and ports are different than p2 packet
p3 = (Ether(src=bond0_mac, dst=self.pg3.local_mac) /
IP(src=self.pg3.local_ip4, dst="10.10.10.11") /
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
self.pg3.add_stream(p3)
self.pg_enable_capture(self.pg_interfaces)
# set up the static arp entries pointing to the BondEthernet0 interface
# so that it does not try to resolve the ip address
self.logger.info(self.vapi.cli(
"set ip arp static BondEthernet0 10.10.10.12 abcd.abcd.0002"))
self.logger.info(self.vapi.cli(
"set ip arp static BondEthernet0 10.10.10.11 abcd.abcd.0004"))
# clear the interface counters
self.logger.info(self.vapi.cli("clear interfaces"))
self.pg_start()
self.logger.info("check the interface counters")
# verify counters
# BondEthernet0 tx bytes = 284
intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
found = 0
for intf in intfs:
if "tx bytes" in intf and "284" in intf:
found = 1
self.assertEqual(found, 1)
# BondEthernet0 tx bytes = 284
intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
found = 0
for intf in intfs:
if "tx bytes" in intf and "284" in intf:
found = 1
self.assertEqual(found, 1)
# pg2 rx bytes = 142
intfs = self.vapi.cli("show interface pg2").split("\n")
found = 0
for intf in intfs:
if "rx bytes" in intf and "142" in intf:
found = 1
self.assertEqual(found, 1)
# pg3 rx bytes = 142
intfs = self.vapi.cli("show interface pg3").split("\n")
found = 0
for intf in intfs:
if "rx bytes" in intf and "142" in intf:
found = 1
self.assertEqual(found, 1)
bond0.remove_vpp_config()
def test_bond_traffic(self):
""" Bond traffic test """
# topology
#
# RX-> TX->
#
# pg2 ------+ +------pg0 (slave)
# | |
# BondEthernet0 (10.10.10.1)
# | |
# pg3 ------+ +------pg1 (slave)
#
# create interface (BondEthernet0)
# self.logger.info("create bond")
bond0_mac = "02:fe:38:30:59:3c"
mac = MACAddress(bond0_mac).packed
bond0 = VppBondInterface(self,
mode=3,
lb=1,
use_custom_mac=1,
mac_address=mac)
bond0.add_vpp_config()
bond0.admin_up()
bond0_addr = socket.inet_pton(socket.AF_INET, "10.10.10.1")
self.vapi.sw_interface_add_del_address(sw_if_index=bond0.sw_if_index,
address=bond0_addr,
address_length=24)
self.pg2.config_ip4()
self.pg2.resolve_arp()
self.pg3.config_ip4()
self.pg3.resolve_arp()
self.logger.info(self.vapi.cli("show interface"))
self.logger.info(self.vapi.cli("show interface address"))
self.logger.info(self.vapi.cli("show ip arp"))
# enslave pg0 and pg1 to BondEthernet0
self.logger.info("bond enslave interface pg0 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index,
is_passive=0,
is_long_timeout=0)
self.logger.info("bond enslave interface pg1 to BondEthernet0")
bond0.enslave_vpp_bond_interface(sw_if_index=self.pg1.sw_if_index,
is_passive=0,
is_long_timeout=0)
# verify both slaves in BondEthernet0
if_dump = self.vapi.sw_interface_slave_dump(bond0.sw_if_index)
self.assertTrue(self.pg0.is_interface_config_in_dump(if_dump))
self.assertTrue(self.pg1.is_interface_config_in_dump(if_dump))
# generate a packet from pg2 -> BondEthernet0 -> pg1
# BondEthernet0 TX hashes this packet to pg1
p2 = (Ether(src=bond0_mac, dst=self.pg2.local_mac) /
IP(src=self.pg2.local_ip4, dst="10.10.10.12") /
UDP(sport=1235, dport=1235) /
Raw('\xa5' * 100))
self.pg2.add_stream(p2)
# generate a packet from pg3 -> BondEthernet0 -> pg0
# BondEthernet0 TX hashes this packet to pg0
# notice the ip address and ports are different than p2 packet
p3 = (Ether(src=bond0_mac, dst=self.pg3.local_mac) /
IP(src=self.pg3.local_ip4, dst="10.10.10.11") /
UDP(sport=1234, dport=1234) /
Raw('\xa5' * 100))
self.pg3.add_stream(p3)
self.pg_enable_capture(self.pg_interfaces)
# set up the static arp entries pointing to the BondEthernet0 interface
# so that it does not try to resolve the ip address
self.logger.info(self.vapi.cli(
"set ip arp static BondEthernet0 10.10.10.12 abcd.abcd.0002"))
self.logger.info(self.vapi.cli(
"set ip arp static BondEthernet0 10.10.10.11 abcd.abcd.0004"))
# clear the interface counters
self.logger.info(self.vapi.cli("clear interfaces"))
self.pg_start()
self.logger.info("check the interface counters")
# verify counters
# BondEthernet0 tx bytes = 284
intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
found = 0
for intf in intfs:
if "tx bytes" in intf and "284" in intf:
found = 1
self.assertEqual(found, 1)
# BondEthernet0 tx bytes = 284
intfs = self.vapi.cli("show interface BondEthernet0").split("\n")
found = 0
for intf in intfs:
if "tx bytes" in intf and "284" in intf:
found = 1
self.assertEqual(found, 1)
# pg2 rx bytes = 142
intfs = self.vapi.cli("show interface pg2").split("\n")
found = 0
for intf in intfs:
if "rx bytes" in intf and "142" in intf:
found = 1
self.assertEqual(found, 1)
# pg3 rx bytes = 142
intfs = self.vapi.cli("show interface pg3").split("\n")
found = 0
for intf in intfs:
if "rx bytes" in intf and "142" in intf:
found = 1
self.assertEqual(found, 1)
bond0.remove_vpp_config()
def test_marker_request(self):
""" Marker Request test """
# topology
#
# +-+ +-+
# memif1 -----|B| |B|---- memif11
# |o| |o|
# |n|------|n|
# |d| |d|
# pg0 -----|0| |1|
# +-+ +-+
socket1 = VppSocketFilename(self,
socket_id=1,
socket_filename="%s/memif.sock1" %
self.tempdir)
socket1.add_vpp_config()
socket11 = VppSocketFilename(self,
socket_id=2,
socket_filename="%s/memif.sock1" %
self.tempdir)
socket11.add_vpp_config()
memif1 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=1)
memif1.add_vpp_config()
memif1.admin_up()
memif11 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=2)
memif11.add_vpp_config()
memif11.admin_up()
bond0 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP,
use_custom_mac=1,
mac_address=bond_mac)
bond0.add_vpp_config()
bond0.admin_up()
bond1 = VppBondInterface(
self, mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
bond1.add_vpp_config()
bond1.admin_up()
bond0.enslave_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
bond1.enslave_vpp_bond_interface(sw_if_index=memif11.sw_if_index)
# wait for memif protocol exchange and hardware carrier to come up
self.assertEqual(memif1.wait_for_link_up(10), True)
self.assertEqual(memif11.wait_for_link_up(10), True)
# verify memif1 in bond0
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond0.sw_if_index)
for intf in intfs:
self.assertEqual(intf.sw_if_index, memif1.sw_if_index)
# verify memif11 in bond1
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond1.sw_if_index)
for intf in intfs:
self.assertEqual(intf.sw_if_index, memif11.sw_if_index)
self.vapi.ppcli("trace add memif-input 100")
# create marker request
marker = (Ether(src=bond_mac, dst=lacp_dst_mac) / SlowProtocol() /
MarkerProtocol(marker_type=1,
requester_port=1,
requester_system=bond_mac,
requester_transaction_id=1))
bond1.enslave_vpp_bond_interface(sw_if_index=self.pg0.sw_if_index)
self.pg0.add_stream(marker)
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
show_trace = self.vapi.ppcli("show trace max 100")
self.assertIn("Marker Information TLV:", show_trace)
bond0.remove_vpp_config()
bond1.remove_vpp_config()
def test_lacp_connect(self):
""" LACP protocol connect test """
# topology
#
# +-+ +-+
# memif1 -----|B| |B|---- memif11
# |o| |o|
# |n|------|n|
# |d| |d|
# memif2 -----|0| |1|---- memif12
# +-+ +-+
socket1 = VppSocketFilename(self,
socket_id=1,
socket_filename="%s/memif.sock1" %
self.tempdir)
socket1.add_vpp_config()
socket11 = VppSocketFilename(self,
socket_id=2,
socket_filename="%s/memif.sock1" %
self.tempdir)
socket11.add_vpp_config()
socket2 = VppSocketFilename(self,
socket_id=3,
socket_filename="%s/memif.sock2" %
self.tempdir)
socket2.add_vpp_config()
socket22 = VppSocketFilename(self,
socket_id=4,
socket_filename="%s/memif.sock2" %
self.tempdir)
socket22.add_vpp_config()
memif1 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=1)
memif1.add_vpp_config()
memif1.admin_up()
memif11 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=2)
memif11.add_vpp_config()
memif11.admin_up()
memif2 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=3)
memif2.add_vpp_config()
memif2.admin_up()
memif12 = VppMemif(
self,
role=VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
mode=VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
socket_id=4)
memif12.add_vpp_config()
memif12.admin_up()
self.logger.info(self.vapi.ppcli("debug lacp on"))
bond0 = VppBondInterface(
self,
mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP,
use_custom_mac=1,
mac_address=bond_mac)
bond0.add_vpp_config()
bond0.admin_up()
bond1 = VppBondInterface(
self, mode=VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
bond1.add_vpp_config()
bond1.admin_up()
# enslave memif1 and memif2 to bond0
bond0.enslave_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
bond0.enslave_vpp_bond_interface(sw_if_index=memif2.sw_if_index)
# enslave memif11 and memif12 to bond1
bond1.enslave_vpp_bond_interface(sw_if_index=memif11.sw_if_index)
bond1.enslave_vpp_bond_interface(sw_if_index=memif12.sw_if_index)
# wait for memif protocol exchange and hardware carrier to come up
self.assertEqual(memif1.wait_for_link_up(10), True)
self.assertEqual(memif2.wait_for_link_up(10), True)
self.assertEqual(memif11.wait_for_link_up(10), True)
self.assertEqual(memif12.wait_for_link_up(10), True)
# verify memif1 and memif2 in bond0
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond0.sw_if_index)
for intf in intfs:
self.assertIn(intf.sw_if_index,
(memif1.sw_if_index, memif2.sw_if_index))
# verify memif11 and memif12 in bond1
intfs = self.vapi.sw_interface_slave_dump(
sw_if_index=bond1.sw_if_index)
for intf in intfs:
self.assertIn(intf.sw_if_index,
(memif11.sw_if_index, memif12.sw_if_index))
self.assertEqual(intf.is_long_timeout, 0)
self.assertEqual(intf.is_passive, 0)
# Let LACP create the bundle
self.wait_for_lacp_connect(30)
intfs = self.vapi.sw_interface_lacp_dump()
for intf in intfs:
self.assertEqual(intf.actor_state,
LACP_COLLECTION_AND_DISTRIBUTION_STATE)
self.assertEqual(intf.partner_state,
LACP_COLLECTION_AND_DISTRIBUTION_STATE)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
self.assertEqual(intf.slaves, 2)
self.assertEqual(intf.active_slaves, 2)
self.assertEqual(intf.mode,
VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
self.logger.info(self.vapi.ppcli("show lacp"))
self.logger.info(self.vapi.ppcli("show lacp details"))
# detach slave memif1
bond0.detach_vpp_bond_interface(sw_if_index=memif1.sw_if_index)
self.wait_for_slave_detach(bond0, timeout=10, count=1)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
if (bond0.sw_if_index == intf.sw_if_index):
self.assertEqual(intf.slaves, 1)
self.assertEqual(intf.active_slaves, 1)
self.assertEqual(intf.mode,
VppEnum.vl_api_bond_mode_t.BOND_API_MODE_LACP)
# detach slave memif2
bond0.detach_vpp_bond_interface(sw_if_index=memif2.sw_if_index)
self.wait_for_slave_detach(bond0, timeout=10, count=0)
intfs = self.vapi.sw_interface_bond_dump()
for intf in intfs:
if (bond0.sw_if_index == intf.sw_if_index):
self.assertEqual(intf.slaves, 0)
self.assertEqual(intf.active_slaves, 0)
bond0.remove_vpp_config()
bond1.remove_vpp_config()