diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_lb.py | 273 |
1 files changed, 218 insertions, 55 deletions
diff --git a/test/test_lb.py b/test/test_lb.py index d2e7185cf3f..45dab79fd42 100644 --- a/test/test_lb.py +++ b/test/test_lb.py @@ -12,13 +12,14 @@ from util import ppp """ TestLB is a subclass of VPPTestCase classes. TestLB class defines Load Balancer test cases for: - - IP4 to GRE4 encap - - IP4 to GRE6 encap - - IP6 to GRE4 encap - - IP6 to GRE6 encap - - IP4 to L3DSR encap - - IP4 to NAT4 encap - - IP6 to NAT6 encap + - IP4 to GRE4 encap on per-port vip case + - IP4 to GRE6 encap on per-port vip case + - IP6 to GRE4 encap on per-port vip case + - IP6 to GRE6 encap on per-port vip case + - IP4 to L3DSR encap on vip case + - IP4 to L3DSR encap on per-port vip case + - IP4 to NAT4 encap on per-port vip case + - IP6 to NAT6 encap on per-port vip case As stated in comments below, GRE has issues with IPv6. All test cases involving IPv6 are executed, but @@ -35,7 +36,7 @@ class TestLB(VppTestCase): super(TestLB, cls).setUpClass() cls.ass = range(5) - cls.packets = range(100) + cls.packets = range(1) try: cls.create_pg_interfaces(range(2)) @@ -66,11 +67,11 @@ class TestLB(VppTestCase): 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 + id)) + 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 + id)) + UDP(sport=10000 + id, dport=20000)) def generatePackets(self, src_if, isv4): self.reset_packet_infos() @@ -117,7 +118,6 @@ class TestLB(VppTestCase): self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.proto, 47) self.assertEqual(len(ip.options), 0) - self.assertGreaterEqual(ip.ttl, 64) gre = p[GRE] self.checkInner(gre, isv4) elif (encap == 'gre6'): @@ -134,7 +134,6 @@ class TestLB(VppTestCase): socket.inet_pton(socket.AF_INET6, "2002::%u" % asid) ) self.assertEqual(ip.nh, 47) - self.assertGreaterEqual(ip.hlim, 64) # self.assertEqual(len(ip.options), 0) gre = GRE(str(p[IPv6].payload)) self.checkInner(gre, isv4) @@ -159,7 +158,6 @@ class TestLB(VppTestCase): self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.proto, 17) self.assertEqual(len(ip.options), 0) - self.assertGreaterEqual(ip.ttl, 63) udp = p[UDP] self.assertEqual(udp.dport, 3307) elif (encap == 'nat6'): @@ -183,7 +181,7 @@ class TestLB(VppTestCase): self.logger.error(ppp("Unexpected or invalid packet:", p)) raise - # This is just to roughly check that the balancing algorithm + # This is just to 1roughly check that the balancing algorithm # is not completly biased. for asid in self.ass: if load[asid] < len(self.packets) / (len(self.ass) * 2): @@ -192,11 +190,14 @@ class TestLB(VppTestCase): raise Exception("Load Balancer algorithm is biased") def test_lb_ip4_gre4(self): - """ Load Balancer IP4 GRE4 """ + """ 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) @@ -205,17 +206,23 @@ class TestLB(VppTestCase): 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 """ + """ 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) @@ -224,16 +231,22 @@ class TestLB(VppTestCase): 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 """ + """ 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) @@ -242,16 +255,22 @@ class TestLB(VppTestCase): 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 """ + """ 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) @@ -260,16 +279,144 @@ class TestLB(VppTestCase): 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 """ + try: + 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)) + + 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) + + 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") + self.vapi.cli("test lb flowtable flush") + + def test_lb_ip6_gre4_port(self): + """ Load Balancer IP6 GRE4 on per-port-vip case """ + + try: + 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)) + + 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) + 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") + self.vapi.cli("test lb flowtable flush") + + def test_lb_ip4_gre6_port(self): + """ 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") + for asid in self.ass: + self.vapi.cli( + "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) + 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") + self.vapi.cli("test lb flowtable flush") + + def test_lb_ip6_gre6_port(self): + """ Load Balancer IP6 GRE6 on per-port-vip case """ + try: + 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)) + + 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) + 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") self.vapi.cli("test lb flowtable flush") def test_lb_ip4_l3dsr(self): - """ Load Balancer IP4 L3DSR """ + """ Load Balancer IP4 L3DSR on vip case """ + try: + 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.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) + + 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("test lb flowtable flush") + + def test_lb_ip4_l3dsr_port(self): + """ Load Balancer IP4 L3DSR on per-port-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 protocol udp port 20000 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 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) @@ -278,17 +425,24 @@ class TestLB(VppTestCase): 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 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") self.vapi.cli("test lb flowtable flush") - def test_lb_ip4_nat4(self): - """ Load Balancer IP4 NAT4 """ + def test_lb_ip4_nat4_port(self): + """ Load Balancer IP4 NAT4 on per-port-vip case """ try: - self.vapi.cli("lb vip 90.0.0.0/8 encap nat4" - " type clusterip port 3306 target_port 3307") + self.vapi.cli( + "lb vip 90.0.0.0/8 protocol udp port 20000 encap nat4" + " type clusterip target_port 3307") 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 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) @@ -297,18 +451,24 @@ class TestLB(VppTestCase): 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 nat4" - " type clusterip port 3306 target_port 3307 del") + 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 nat4" + " type clusterip target_port 3307 del") self.vapi.cli("test lb flowtable flush") - def test_lb_ip6_nat6(self): - """ Load Balancer IP6 NAT6 """ + def test_lb_ip6_nat6_port(self): + """ Load Balancer IP6 NAT6 on per-port-vip case """ try: - self.vapi.cli("lb vip 2001::/16 encap nat6" - " type clusterip port 3306 target_port 3307") + self.vapi.cli( + "lb vip 2001::/16 protocol udp port 20000 encap nat6" + " type clusterip target_port 3307") for asid in self.ass: - self.vapi.cli("lb as 2001::/16 2002::%u" % (asid)) + self.vapi.cli( + "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) @@ -317,7 +477,10 @@ class TestLB(VppTestCase): 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 nat6" - " type clusterip port 3306 target_port 3307 del") + 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 nat6" + " type clusterip target_port 3307 del") self.vapi.cli("test lb flowtable flush") |