diff options
Diffstat (limited to 'test/test_lb.py')
| -rw-r--r-- | test/test_lb.py | 71 |
1 files changed, 70 insertions, 1 deletions
diff --git a/test/test_lb.py b/test/test_lb.py index 731790bce72..79a95988671 100644 --- a/test/test_lb.py +++ b/test/test_lb.py @@ -16,6 +16,8 @@ from util import ppp - IP6 to GRE4 encap - IP6 to GRE6 encap - IP4 to L3DSR encap + - IP4 to NAT4 encap + - IP6 to NAT6 encap As stated in comments below, GRE has issues with IPv6. All test cases involving IPv6 are executed, but @@ -135,7 +137,7 @@ class TestLB(VppTestCase): # self.assertEqual(len(ip.options), 0) gre = GRE(str(p[IPv6].payload)) self.checkInner(gre, isv4) - if (encap == 'l3dsr'): + elif (encap == 'l3dsr'): ip = p[IP] asid = int(ip.dst.split(".")[3]) self.assertEqual(ip.version, 4) @@ -143,6 +145,33 @@ class TestLB(VppTestCase): self.assertEqual(ip.dst, "10.0.0.%u" % asid) self.assertEqual(ip.tos, 0x1c) self.assertEqual(len(ip.options), 0) + elif (encap == 'nat4'): + 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.proto, 17) + self.assertEqual(len(ip.options), 0) + self.assertGreaterEqual(ip.ttl, 63) + udp = p[UDP] + self.assertEqual(udp.dport, 3307) + elif (encap == 'nat6'): + ip = p[IPv6] + asid = ip.dst.split(":") + asid = asid[len(asid) - 1] + asid = 0 if asid == "" else int(asid) + self.assertEqual(ip.version, 6) + self.assertEqual(ip.tc, 0) + self.assertEqual(ip.fl, 0) + self.assertEqual( + socket.inet_pton(socket.AF_INET6, ip.dst), + socket.inet_pton(socket.AF_INET6, "2002::%u" % asid) + ) + self.assertEqual(ip.nh, 17) + self.assertGreaterEqual(ip.hlim, 63) + udp = UDP(str(p[IPv6].payload)) + self.assertEqual(udp.dport, 3307) load[asid] += 1 except: self.logger.error(ppp("Unexpected or invalid packet:", p)) @@ -246,3 +275,43 @@ class TestLB(VppTestCase): 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_nat4(self): + """ Load Balancer IP4 NAT4 """ + try: + self.vapi.cli("lb vip 90.0.0.0/8 encap nat4" + " type clusterip port 3306 target_port 3307") + 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='nat4', 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 nat4" + " type clusterip port 3306 target_port 3307 del") + self.vapi.cli("test lb flowtable flush") + + def test_lb_ip6_nat6(self): + """ Load Balancer IP6 NAT6 """ + try: + self.vapi.cli("lb vip 2001::/16 encap nat6" + " type clusterip port 3306 target_port 3307") + for asid in self.ass: + 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='nat6', 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 nat6" + " type clusterip port 3306 target_port 3307 del") + self.vapi.cli("test lb flowtable flush") |