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-rw-r--r--test/test_vxlan_gpe.py185
1 files changed, 103 insertions, 82 deletions
diff --git a/test/test_vxlan_gpe.py b/test/test_vxlan_gpe.py
index 828b5fc30cd..f432becfce3 100644
--- a/test/test_vxlan_gpe.py
+++ b/test/test_vxlan_gpe.py
@@ -20,7 +20,7 @@ from vpp_ip import INVALID_INDEX
@unittest.skipUnless(config.extended, "part of extended tests")
class TestVxlanGpe(BridgeDomain, VppTestCase):
- """ VXLAN-GPE Test Case """
+ """VXLAN-GPE Test Case"""
def __init__(self, *args):
BridgeDomain.__init__(self)
@@ -31,14 +31,16 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
Encapsulate the original payload frame by adding VXLAN-GPE header
with its UDP, IP and Ethernet fields
"""
- return (Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac) /
- IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4) /
- UDP(sport=self.dport, dport=self.dport, chksum=0) /
- VXLAN(vni=vni, flags=self.flags) /
- pkt)
+ return (
+ Ether(src=self.pg0.remote_mac, dst=self.pg0.local_mac)
+ / IP(src=self.pg0.remote_ip4, dst=self.pg0.local_ip4)
+ / UDP(sport=self.dport, dport=self.dport, chksum=0)
+ / VXLAN(vni=vni, flags=self.flags)
+ / pkt
+ )
def ip_range(self, start, end):
- """ range of remote ip's """
+ """range of remote ip's"""
return ip4_range(self.pg0.remote_ip4, start, end)
def encap_mcast(self, pkt, src_ip, src_mac, vni):
@@ -46,18 +48,20 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
Encapsulate the original payload frame by adding VXLAN-GPE header
with its UDP, IP and Ethernet fields
"""
- return (Ether(src=src_mac, dst=self.mcast_mac) /
- IP(src=src_ip, dst=self.mcast_ip4) /
- UDP(sport=self.dport, dport=self.dport, chksum=0) /
- VXLAN(vni=vni, flags=self.flags) /
- pkt)
+ return (
+ Ether(src=src_mac, dst=self.mcast_mac)
+ / IP(src=src_ip, dst=self.mcast_ip4)
+ / UDP(sport=self.dport, dport=self.dport, chksum=0)
+ / VXLAN(vni=vni, flags=self.flags)
+ / pkt
+ )
def decapsulate(self, pkt):
"""
Decapsulate the original payload frame by removing VXLAN-GPE header
"""
# check if is set I and P flag
- self.assertEqual(pkt[VXLAN].flags, 0x0c)
+ self.assertEqual(pkt[VXLAN].flags, 0x0C)
return pkt[VXLAN].payload
# Method for checking VXLAN-GPE encapsulation.
@@ -92,24 +96,27 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
ip_range_start = 10
ip_range_end = ip_range_start + n_ucast_tunnels
next_hop_address = cls.pg0.remote_ip4
- for dest_ip4 in ip4_range(next_hop_address, ip_range_start,
- ip_range_end):
+ for dest_ip4 in ip4_range(next_hop_address, ip_range_start, ip_range_end):
# add host route so dest_ip4n will not be resolved
- rip = VppIpRoute(cls, dest_ip4, 32,
- [VppRoutePath(next_hop_address,
- INVALID_INDEX)],
- register=False)
+ rip = VppIpRoute(
+ cls,
+ dest_ip4,
+ 32,
+ [VppRoutePath(next_hop_address, INVALID_INDEX)],
+ register=False,
+ )
rip.add_vpp_config()
- r = VppVxlanGpeTunnel(cls,
- src_addr=cls.pg0.local_ip4,
- dst_addr=dest_ip4,
- src_port=port,
- dst_port=port,
- vni=vni)
+ r = VppVxlanGpeTunnel(
+ cls,
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=dest_ip4,
+ src_port=port,
+ dst_port=port,
+ vni=vni,
+ )
r.add_vpp_config()
- cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
- bd_id=vni)
+ cls.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index, bd_id=vni)
@classmethod
def add_del_shared_mcast_dst_load(cls, port, is_add):
@@ -121,16 +128,18 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
vni_start = 1000
vni_end = vni_start + n_shared_dst_tunnels
for vni in range(vni_start, vni_end):
- r = VppVxlanGpeTunnel(cls,
- src_addr=cls.pg0.local_ip4,
- dst_addr=cls.mcast_ip4,
- src_port=port,
- dst_port=port,
- mcast_sw_if_index=1,
- vni=vni)
+ r = VppVxlanGpeTunnel(
+ cls,
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=cls.mcast_ip4,
+ src_port=port,
+ dst_port=port,
+ mcast_sw_if_index=1,
+ vni=vni,
+ )
if is_add:
r.add_vpp_config()
- if r.sw_if_index == 0xffffffff:
+ if r.sw_if_index == 0xFFFFFFFF:
raise ValueError("bad sw_if_index: ~0")
else:
r.remove_vpp_config()
@@ -151,16 +160,17 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
n_distinct_dst_tunnels = 20
ip_range_start = 10
ip_range_end = ip_range_start + n_distinct_dst_tunnels
- for dest_ip4 in ip4_range(cls.mcast_ip4, ip_range_start,
- ip_range_end):
+ for dest_ip4 in ip4_range(cls.mcast_ip4, ip_range_start, ip_range_end):
vni = int(dest_ip4.split(".")[3])
- r = VppVxlanGpeTunnel(cls,
- src_addr=cls.pg0.local_ip4,
- dst_addr=dest_ip4,
- src_port=port,
- dst_port=port,
- mcast_sw_if_index=1,
- vni=vni)
+ r = VppVxlanGpeTunnel(
+ cls,
+ src_addr=cls.pg0.local_ip4,
+ dst_addr=dest_ip4,
+ src_port=port,
+ dst_port=port,
+ mcast_sw_if_index=1,
+ vni=vni,
+ )
if is_add:
r.add_vpp_config()
else:
@@ -184,7 +194,7 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
super(TestVxlanGpe, cls).setUpClass()
try:
- cls.flags = 0x0c
+ cls.flags = 0x0C
# Create 2 pg interfaces.
cls.create_pg_interfaces(range(4))
@@ -198,7 +208,7 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
cls.pg0.resolve_arp()
# Our Multicast address
- cls.mcast_ip4 = '239.1.1.1'
+ cls.mcast_ip4 = "239.1.1.1"
cls.mcast_mac = util.mcast_ip_to_mac(cls.mcast_ip4)
except Exception:
cls.tearDownClass()
@@ -216,38 +226,46 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
# and pg1 into BD.
self.dport = port
- self.single_tunnel_vni = 0xabcde
+ self.single_tunnel_vni = 0xABCDE
self.single_tunnel_bd = 11
- r = VppVxlanGpeTunnel(self,
- src_addr=self.pg0.local_ip4,
- dst_addr=self.pg0.remote_ip4,
- src_port=port,
- dst_port=port,
- vni=self.single_tunnel_vni)
+ r = VppVxlanGpeTunnel(
+ self,
+ src_addr=self.pg0.local_ip4,
+ dst_addr=self.pg0.remote_ip4,
+ src_port=port,
+ dst_port=port,
+ vni=self.single_tunnel_vni,
+ )
r.add_vpp_config()
- self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
- bd_id=self.single_tunnel_bd)
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg1.sw_if_index, bd_id=self.single_tunnel_bd)
+ rx_sw_if_index=r.sw_if_index, bd_id=self.single_tunnel_bd
+ )
+ self.vapi.sw_interface_set_l2_bridge(
+ rx_sw_if_index=self.pg1.sw_if_index, bd_id=self.single_tunnel_bd
+ )
# Setup vni 2 to test multicast flooding
self.n_ucast_tunnels = 10
self.mcast_flood_bd = 12
- self.create_vxlan_gpe_flood_test_bd(self.mcast_flood_bd,
- self.n_ucast_tunnels,
- self.dport)
- r = VppVxlanGpeTunnel(self,
- src_addr=self.pg0.local_ip4,
- dst_addr=self.mcast_ip4,
- src_port=port,
- dst_port=port,
- mcast_sw_if_index=1,
- vni=self.mcast_flood_bd)
+ self.create_vxlan_gpe_flood_test_bd(
+ self.mcast_flood_bd, self.n_ucast_tunnels, self.dport
+ )
+ r = VppVxlanGpeTunnel(
+ self,
+ src_addr=self.pg0.local_ip4,
+ dst_addr=self.mcast_ip4,
+ src_port=port,
+ dst_port=port,
+ mcast_sw_if_index=1,
+ vni=self.mcast_flood_bd,
+ )
r.add_vpp_config()
- self.vapi.sw_interface_set_l2_bridge(rx_sw_if_index=r.sw_if_index,
- bd_id=self.mcast_flood_bd)
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg2.sw_if_index, bd_id=self.mcast_flood_bd)
+ rx_sw_if_index=r.sw_if_index, bd_id=self.mcast_flood_bd
+ )
+ self.vapi.sw_interface_set_l2_bridge(
+ rx_sw_if_index=self.pg2.sw_if_index, bd_id=self.mcast_flood_bd
+ )
# Add and delete mcast tunnels to check stability
self.add_shared_mcast_dst_load(self.dport)
@@ -257,11 +275,12 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
# Setup vni 3 to test unicast flooding
self.ucast_flood_bd = 13
- self.create_vxlan_gpe_flood_test_bd(self.ucast_flood_bd,
- self.n_ucast_tunnels,
- self.dport)
+ self.create_vxlan_gpe_flood_test_bd(
+ self.ucast_flood_bd, self.n_ucast_tunnels, self.dport
+ )
self.vapi.sw_interface_set_l2_bridge(
- rx_sw_if_index=self.pg3.sw_if_index, bd_id=self.ucast_flood_bd)
+ rx_sw_if_index=self.pg3.sw_if_index, bd_id=self.ucast_flood_bd
+ )
# Set scapy listen custom port for VxLAN
bind_layers(UDP, VXLAN, dport=self.dport)
@@ -269,22 +288,23 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
"""
Tests with default port (4790)
"""
+
def test_decap(self):
- """ Decapsulation test
+ """Decapsulation test
from BridgeDoman
"""
self.createVxLANInterfaces()
super(TestVxlanGpe, self).test_decap()
def test_encap(self):
- """ Encapsulation test
+ """Encapsulation test
from BridgeDoman
"""
self.createVxLANInterfaces()
super(TestVxlanGpe, self).test_encap()
def test_ucast_flood(self):
- """ Unicast flood test
+ """Unicast flood test
from BridgeDoman
"""
self.createVxLANInterfaces()
@@ -293,22 +313,23 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
"""
Tests with custom port (1112)
"""
+
def test_decap_custom_port(self):
- """ Decapsulation test custom port
+ """Decapsulation test custom port
from BridgeDoman
"""
self.createVxLANInterfaces(1112)
super(TestVxlanGpe, self).test_decap()
def test_encap_custom_port(self):
- """ Encapsulation test custom port
+ """Encapsulation test custom port
from BridgeDoman
"""
self.createVxLANInterfaces(1112)
super(TestVxlanGpe, self).test_encap()
def test_ucast_flood_custom_port(self):
- """ Unicast flood test custom port
+ """Unicast flood test custom port
from BridgeDoman
"""
self.createVxLANInterfaces(1112)
@@ -316,12 +337,12 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
@unittest.skip("test disabled for vxlan-gpe")
def test_mcast_flood(self):
- """ inherited from BridgeDomain """
+ """inherited from BridgeDomain"""
pass
@unittest.skip("test disabled for vxlan-gpe")
def test_mcast_rcv(self):
- """ inherited from BridgeDomain """
+ """inherited from BridgeDomain"""
pass
# Method to define VPP actions before tear down of the test case.
@@ -339,5 +360,5 @@ class TestVxlanGpe(BridgeDomain, VppTestCase):
self.logger.info(self.vapi.cli("show trace"))
-if __name__ == '__main__':
+if __name__ == "__main__":
unittest.main(testRunner=VppTestRunner)