diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/test_lb.py | 44 |
1 files changed, 42 insertions, 2 deletions
diff --git a/test/test_lb.py b/test/test_lb.py index dca9ea3f7ef..6e8d82dfe40 100644 --- a/test/test_lb.py +++ b/test/test_lb.py @@ -21,6 +21,7 @@ from vpp_ip import INVALID_INDEX - 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 L3DSR encap on per-port vip with src_ip_sticky case - IP4 to NAT4 encap on per-port vip case - IP6 to NAT6 encap on per-port vip case @@ -39,7 +40,7 @@ class TestLB(VppTestCase): super(TestLB, cls).setUpClass() cls.ass = range(5) - cls.packets = range(1) + cls.packets = range(100) try: cls.create_pg_interfaces(range(2)) @@ -123,11 +124,12 @@ class TestLB(VppTestCase): scapy.compat.raw(inner), scapy.compat.raw(self.info.data[IPver]) ) - def checkCapture(self, encap, isv4): + def checkCapture(self, encap, isv4, src_ip_sticky=False): self.pg0.assert_nothing_captured() out = self.pg1.get_capture(len(self.packets)) load = [0] * len(self.ass) + sticky_as = {} self.info = None for p in out: try: @@ -201,6 +203,13 @@ class TestLB(VppTestCase): udp = UDP(scapy.compat.raw(p[IPv6].payload)) self.assertEqual(udp.dport, 3307) load[asid] += 1 + + # In case of source ip sticky, check that packets with same + # src_ip are routed to same as. + if src_ip_sticky and sticky_as.get(ip.src, asid) != asid: + raise Exception("Packets with same src_ip are routed to another as") + sticky_as[ip.src] = asid + except: self.logger.error(ppp("Unexpected or invalid packet:", p)) raise @@ -420,6 +429,37 @@ class TestLB(VppTestCase): ) self.vapi.cli("test lb flowtable flush") + def test_lb_ip4_l3dsr_port_src_ip_sticky(self): + """Load Balancer IP4 L3DSR on per-port-vip with src_ip_sticky case""" + try: + self.vapi.cli( + "lb vip 90.0.0.0/8 protocol udp port 20000 encap l3dsr dscp 7 src_ip_sticky" + ) + for asid in self.ass: + self.vapi.cli( + "lb as 90.0.0.0/8 protocol udp port 20000 10.0.0.%u" % (asid) + ) + + # Generate duplicated packets + pkts = self.generatePackets(self.pg0, isv4=True) + pkts = pkts[: len(pkts) // 2] + pkts = pkts + pkts + + self.pg0.add_stream(pkts) + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + self.checkCapture(encap="l3dsr", isv4=True, src_ip_sticky=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 l3dsr dscp 7 src_ip_sticky del" + ) + self.vapi.cli("test lb flowtable flush") + def test_lb_ip4_nat4_port(self): """Load Balancer IP4 NAT4 on per-port-vip case""" try: |