class TestLB(VppTestCase):
- """ Load Balancer Test Case """
+ """Load Balancer Test Case"""
@classmethod
def setUpClass(cls):
i.resolve_arp()
i.resolve_ndp()
- dst4 = VppIpRoute(cls, "10.0.0.0", 24,
- [VppRoutePath(cls.pg1.remote_ip4,
- INVALID_INDEX)],
- register=False)
+ dst4 = VppIpRoute(
+ cls,
+ "10.0.0.0",
+ 24,
+ [VppRoutePath(cls.pg1.remote_ip4, INVALID_INDEX)],
+ register=False,
+ )
dst4.add_vpp_config()
- dst6 = VppIpRoute(cls, "2002::", 16,
- [VppRoutePath(cls.pg1.remote_ip6,
- INVALID_INDEX)],
- register=False)
+ dst6 = VppIpRoute(
+ cls,
+ "2002::",
+ 16,
+ [VppRoutePath(cls.pg1.remote_ip6, INVALID_INDEX)],
+ register=False,
+ )
dst6.add_vpp_config()
- cls.vapi.lb_conf(ip4_src_address="39.40.41.42",
- ip6_src_address="2004::1")
+ cls.vapi.lb_conf(ip4_src_address="39.40.41.42", ip6_src_address="2004::1")
except Exception:
super(TestLB, cls).tearDownClass()
raise
self.logger.info(self.vapi.cli("show lb vip verbose"))
def getIPv4Flow(self, id):
- return (IP(dst="90.0.%u.%u" % (id / 255, id % 255),
- src="40.0.%u.%u" % (id / 255, id % 255)) /
- UDP(sport=10000 + id, dport=20000))
+ return IP(
+ dst="90.0.%u.%u" % (id / 255, id % 255),
+ src="40.0.%u.%u" % (id / 255, id % 255),
+ ) / UDP(sport=10000 + id, dport=20000)
def getIPv6Flow(self, id):
- return (IPv6(dst="2001::%u" % (id), src="fd00:f00d:ffff::%u" % (id)) /
- UDP(sport=10000 + id, dport=20000))
+ return IPv6(dst="2001::%u" % (id), src="fd00:f00d:ffff::%u" % (id)) / UDP(
+ sport=10000 + id, dport=20000
+ )
def generatePackets(self, src_if, isv4):
self.reset_packet_infos()
info = self.create_packet_info(src_if, self.pg1)
payload = self.info_to_payload(info)
ip = self.getIPv4Flow(pktid) if isv4 else self.getIPv6Flow(pktid)
- packet = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) /
- ip /
- Raw(payload))
+ packet = (
+ Ether(dst=src_if.local_mac, src=src_if.remote_mac) / ip / Raw(payload)
+ )
self.extend_packet(packet, 128)
info.data = packet.copy()
pkts.append(packet)
payload_info = self.payload_to_info(inner[Raw])
self.info = self.packet_infos[payload_info.index]
self.assertEqual(payload_info.src, self.pg0.sw_if_index)
- self.assertEqual(scapy.compat.raw(inner),
- scapy.compat.raw(self.info.data[IPver]))
+ self.assertEqual(
+ scapy.compat.raw(inner), scapy.compat.raw(self.info.data[IPver])
+ )
def checkCapture(self, encap, isv4):
self.pg0.assert_nothing_captured()
try:
asid = 0
gre = None
- if (encap == 'gre4'):
+ if encap == "gre4":
ip = p[IP]
asid = int(ip.dst.split(".")[3])
self.assertEqual(ip.version, 4)
self.assertEqual(len(ip.options), 0)
gre = p[GRE]
self.checkInner(gre, isv4)
- elif (encap == 'gre6'):
+ elif encap == "gre6":
ip = p[IPv6]
asid = ip.dst.split(":")
asid = asid[len(asid) - 1]
self.assertEqual(ip.src, "2004::1")
self.assertEqual(
socket.inet_pton(socket.AF_INET6, ip.dst),
- socket.inet_pton(socket.AF_INET6, "2002::%u" % asid)
+ socket.inet_pton(socket.AF_INET6, "2002::%u" % asid),
)
self.assertEqual(ip.nh, 47)
# self.assertEqual(len(ip.options), 0)
gre = GRE(scapy.compat.raw(p[IPv6].payload))
self.checkInner(gre, isv4)
- elif (encap == 'l3dsr'):
+ elif encap == "l3dsr":
ip = p[IP]
asid = int(ip.dst.split(".")[3])
self.assertEqual(ip.version, 4)
self.assertEqual(ip.flags, 0)
self.assertEqual(ip.dst, "10.0.0.%u" % asid)
- self.assertEqual(ip.tos, 0x1c)
+ self.assertEqual(ip.tos, 0x1C)
self.assertEqual(len(ip.options), 0)
self.assert_ip_checksum_valid(p)
if ip.proto == IP_PROTOS.tcp:
self.assert_tcp_checksum_valid(p)
elif ip.proto == IP_PROTOS.udp:
self.assert_udp_checksum_valid(p)
- elif (encap == 'nat4'):
+ elif encap == "nat4":
ip = p[IP]
asid = int(ip.dst.split(".")[3])
self.assertEqual(ip.version, 4)
self.assertEqual(len(ip.options), 0)
udp = p[UDP]
self.assertEqual(udp.dport, 3307)
- elif (encap == 'nat6'):
+ elif encap == "nat6":
ip = p[IPv6]
asid = ip.dst.split(":")
asid = asid[len(asid) - 1]
self.assertEqual(ip.fl, 0)
self.assertEqual(
socket.inet_pton(socket.AF_INET6, ip.dst),
- socket.inet_pton(socket.AF_INET6, "2002::%u" % asid)
+ socket.inet_pton(socket.AF_INET6, "2002::%u" % asid),
)
self.assertEqual(ip.nh, 17)
self.assertGreaterEqual(ip.hlim, 63)
for asid in self.ass:
if load[asid] < int(len(self.packets) / (len(self.ass) * 2)):
self.logger.error(
- "ASS is not balanced: load[%d] = %d" % (asid, load[asid]))
+ "ASS is not balanced: load[%d] = %d" % (asid, load[asid])
+ )
raise Exception("Load Balancer algorithm is biased")
def test_lb_ip4_gre4(self):
- """ Load Balancer IP4 GRE4 on vip case """
+ """Load Balancer IP4 GRE4 on vip case"""
try:
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap gre4")
+ self.vapi.cli("lb vip 90.0.0.0/8 encap gre4")
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 10.0.0.%u"
- % (asid))
+ self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u" % (asid))
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre4', isv4=True)
+ self.checkCapture(encap="gre4", isv4=True)
finally:
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 10.0.0.%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap gre4 del")
+ self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u del" % (asid))
+ self.vapi.cli("lb vip 90.0.0.0/8 encap gre4 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip6_gre4(self):
- """ Load Balancer IP6 GRE4 on vip case """
+ """Load Balancer IP6 GRE4 on vip case"""
try:
- self.vapi.cli(
- "lb vip 2001::/16 encap gre4")
+ self.vapi.cli("lb vip 2001::/16 encap gre4")
for asid in self.ass:
- self.vapi.cli(
- "lb as 2001::/16 10.0.0.%u"
- % (asid))
+ self.vapi.cli("lb as 2001::/16 10.0.0.%u" % (asid))
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre4', isv4=False)
+ self.checkCapture(encap="gre4", isv4=False)
finally:
for asid in self.ass:
- self.vapi.cli(
- "lb as 2001::/16 10.0.0.%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 2001::/16 encap gre4 del")
+ self.vapi.cli("lb as 2001::/16 10.0.0.%u del" % (asid))
+ self.vapi.cli("lb vip 2001::/16 encap gre4 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_gre6(self):
- """ Load Balancer IP4 GRE6 on vip case """
+ """Load Balancer IP4 GRE6 on vip case"""
try:
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap gre6")
+ self.vapi.cli("lb vip 90.0.0.0/8 encap gre6")
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 2002::%u"
- % (asid))
+ self.vapi.cli("lb as 90.0.0.0/8 2002::%u" % (asid))
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre6', isv4=True)
+ self.checkCapture(encap="gre6", isv4=True)
finally:
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 2002::%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap gre6 del")
+ self.vapi.cli("lb as 90.0.0.0/8 2002::%u del" % (asid))
+ self.vapi.cli("lb vip 90.0.0.0/8 encap gre6 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip6_gre6(self):
- """ Load Balancer IP6 GRE6 on vip case """
+ """Load Balancer IP6 GRE6 on vip case"""
try:
- self.vapi.cli(
- "lb vip 2001::/16 encap gre6")
+ self.vapi.cli("lb vip 2001::/16 encap gre6")
for asid in self.ass:
- self.vapi.cli(
- "lb as 2001::/16 2002::%u"
- % (asid))
+ self.vapi.cli("lb as 2001::/16 2002::%u" % (asid))
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre6', isv4=False)
+ self.checkCapture(encap="gre6", isv4=False)
finally:
for asid in self.ass:
- self.vapi.cli(
- "lb as 2001::/16 2002::%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 2001::/16 encap gre6 del")
+ self.vapi.cli("lb as 2001::/16 2002::%u del" % (asid))
+ self.vapi.cli("lb vip 2001::/16 encap gre6 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_gre4_port(self):
- """ Load Balancer IP4 GRE4 on per-port-vip case """
+ """Load Balancer IP4 GRE4 on per-port-vip case"""
try:
- self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap gre4")
+ self.vapi.cli("lb vip 90.0.0.0/8 protocol udp port 20000 encap gre4")
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre4', isv4=True)
+ self.checkCapture(encap="gre4", isv4=True)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap gre4 del")
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del" % (asid)
+ )
+ self.vapi.cli("lb vip 90.0.0.0/8 protocol udp port 20000 encap gre4 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip6_gre4_port(self):
- """ Load Balancer IP6 GRE4 on per-port-vip case """
+ """Load Balancer IP6 GRE4 on per-port-vip case"""
try:
- self.vapi.cli(
- "lb vip 2001::/16 protocol udp port 20000 encap gre4")
+ self.vapi.cli("lb vip 2001::/16 protocol udp port 20000 encap gre4")
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 10.0.0.%u"
- % (asid))
+ "lb as 2001::/16 protocol udp port 20000 10.0.0.%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre4', isv4=False)
+ self.checkCapture(encap="gre4", isv4=False)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 10.0.0.%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 2001::/16 protocol udp port 20000 encap gre4 del")
+ "lb as 2001::/16 protocol udp port 20000 10.0.0.%u del" % (asid)
+ )
+ self.vapi.cli("lb vip 2001::/16 protocol udp port 20000 encap gre4 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_gre6_port(self):
- """ Load Balancer IP4 GRE6 on per-port-vip case """
+ """Load Balancer IP4 GRE6 on per-port-vip case"""
try:
- self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap gre6")
+ self.vapi.cli("lb vip 90.0.0.0/8 protocol udp port 20000 encap gre6")
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 2002::%u"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 2002::%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre6', isv4=True)
+ self.checkCapture(encap="gre6", isv4=True)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 2002::%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap gre6 del")
+ "lb as 90.0.0.0/8 protocol udp port 20000 2002::%u del" % (asid)
+ )
+ self.vapi.cli("lb vip 90.0.0.0/8 protocol udp port 20000 encap gre6 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip6_gre6_port(self):
- """ Load Balancer IP6 GRE6 on per-port-vip case """
+ """Load Balancer IP6 GRE6 on per-port-vip case"""
try:
- self.vapi.cli(
- "lb vip 2001::/16 protocol udp port 20000 encap gre6")
+ self.vapi.cli("lb vip 2001::/16 protocol udp port 20000 encap gre6")
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 2002::%u"
- % (asid))
+ "lb as 2001::/16 protocol udp port 20000 2002::%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='gre6', isv4=False)
+ self.checkCapture(encap="gre6", isv4=False)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 2002::%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 2001::/16 protocol udp port 20000 encap gre6 del")
+ "lb as 2001::/16 protocol udp port 20000 2002::%u del" % (asid)
+ )
+ self.vapi.cli("lb vip 2001::/16 protocol udp port 20000 encap gre6 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_l3dsr(self):
- """ Load Balancer IP4 L3DSR on vip case """
+ """Load Balancer IP4 L3DSR on vip case"""
try:
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap l3dsr dscp 7")
+ self.vapi.cli("lb vip 90.0.0.0/8 encap l3dsr dscp 7")
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 10.0.0.%u"
- % (asid))
+ self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u" % (asid))
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='l3dsr', isv4=True)
+ self.checkCapture(encap="l3dsr", isv4=True)
finally:
for asid in self.ass:
- self.vapi.cli(
- "lb as 90.0.0.0/8 10.0.0.%u del"
- % (asid))
- self.vapi.cli(
- "lb vip 90.0.0.0/8 encap l3dsr"
- " dscp 7 del")
+ self.vapi.cli("lb as 90.0.0.0/8 10.0.0.%u del" % (asid))
+ self.vapi.cli("lb vip 90.0.0.0/8 encap l3dsr dscp 7 del")
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_l3dsr_port(self):
- """ Load Balancer IP4 L3DSR on per-port-vip case """
+ """Load Balancer IP4 L3DSR on per-port-vip case"""
try:
self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap l3dsr dscp 7")
+ "lb vip 90.0.0.0/8 protocol udp port 20000 encap l3dsr dscp 7"
+ )
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='l3dsr', isv4=True)
+ self.checkCapture(encap="l3dsr", isv4=True)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del" % (asid)
+ )
self.vapi.cli(
- "lb vip 90.0.0.0/8 protocol udp port 20000 encap l3dsr"
- " dscp 7 del")
+ "lb vip 90.0.0.0/8 protocol udp port 20000 encap l3dsr dscp 7 del"
+ )
self.vapi.cli("test lb flowtable flush")
def test_lb_ip4_nat4_port(self):
- """ Load Balancer IP4 NAT4 on per-port-vip case """
+ """Load Balancer IP4 NAT4 on per-port-vip case"""
try:
self.vapi.cli(
"lb vip 90.0.0.0/8 protocol udp port 20000 encap nat4"
- " type clusterip target_port 3307")
+ " type clusterip target_port 3307"
+ )
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=True))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='nat4', isv4=True)
+ self.checkCapture(encap="nat4", isv4=True)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del"
- % (asid))
+ "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u del" % (asid)
+ )
self.vapi.cli(
"lb vip 90.0.0.0/8 protocol udp port 20000 encap nat4"
- " type clusterip target_port 3307 del")
+ " type clusterip target_port 3307 del"
+ )
self.vapi.cli("test lb flowtable flush")
def test_lb_ip6_nat6_port(self):
- """ Load Balancer IP6 NAT6 on per-port-vip case """
+ """Load Balancer IP6 NAT6 on per-port-vip case"""
try:
self.vapi.cli(
"lb vip 2001::/16 protocol udp port 20000 encap nat6"
- " type clusterip target_port 3307")
+ " type clusterip target_port 3307"
+ )
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 2002::%u"
- % (asid))
+ "lb as 2001::/16 protocol udp port 20000 2002::%u" % (asid)
+ )
self.pg0.add_stream(self.generatePackets(self.pg0, isv4=False))
self.pg_enable_capture(self.pg_interfaces)
self.pg_start()
- self.checkCapture(encap='nat6', isv4=False)
+ self.checkCapture(encap="nat6", isv4=False)
finally:
for asid in self.ass:
self.vapi.cli(
- "lb as 2001::/16 protocol udp port 20000 2002::%u del"
- % (asid))
+ "lb as 2001::/16 protocol udp port 20000 2002::%u del" % (asid)
+ )
self.vapi.cli(
"lb vip 2001::/16 protocol udp port 20000 encap nat6"
- " type clusterip target_port 3307 del")
+ " type clusterip target_port 3307 del"
+ )
self.vapi.cli("test lb flowtable flush")
Code Review / vpp.git / blobdiff