ipsec: new api for sa ips and ports updates

[vpp.git] / test / template_ipsec.py

diff --git a/test/template_ipsec.py b/test/template_ipsec.py
index ce18862..d00216c 100644 (file)
--- a/test/template_ipsec.py
+++ b/test/template_ipsec.py
@@ -432,6 +432,34 @@ class IpsecTra4(object):
         ]
         recv_pkts = self.send_and_expect(self.tra_if, pkts, self.tra_if)
 
+        # a replayed packet, then an out of window, then a legit
+        # tests that a early failure on the batch doesn't affect subsequent packets.
+        pkts = [
+            (
+                Ether(src=self.tra_if.remote_mac, dst=self.tra_if.local_mac)
+                / p.scapy_tra_sa.encrypt(
+                    IP(src=self.tra_if.remote_ip4, dst=self.tra_if.local_ip4) / ICMP(),
+                    seq_num=203,
+                )
+            ),
+            (
+                Ether(src=self.tra_if.remote_mac, dst=self.tra_if.local_mac)
+                / p.scapy_tra_sa.encrypt(
+                    IP(src=self.tra_if.remote_ip4, dst=self.tra_if.local_ip4) / ICMP(),
+                    seq_num=81,
+                )
+            ),
+            (
+                Ether(src=self.tra_if.remote_mac, dst=self.tra_if.local_mac)
+                / p.scapy_tra_sa.encrypt(
+                    IP(src=self.tra_if.remote_ip4, dst=self.tra_if.local_ip4) / ICMP(),
+                    seq_num=204,
+                )
+            ),
+        ]
+        n_rx = 1 if ar_on else 3
+        recv_pkts = self.send_and_expect(self.tra_if, pkts, self.tra_if, n_rx=n_rx)
+
         # move the window over half way to a wrap
         pkts = [
             (
@@ -1263,7 +1291,7 @@ class IpsecTun4(object):
         decrypt_pkts = []
         for rx in rxs:
             if p.nat_header:
-                self.assertEqual(rx[UDP].dport, 4500)
+                self.assertEqual(rx[UDP].dport, p.nat_header.dport)
             self.assert_packet_checksums_valid(rx)
             self.assertEqual(len(rx) - len(Ether()), rx[IP].len)
             try:
@@ -1695,6 +1723,40 @@ class IpsecTun6(object):
             self.logger.info(self.vapi.ppcli("show ipsec all"))
         self.verify_counters6(p, p, count)
 
+    def verify_keepalive(self, p):
+        # the sizeof Raw is calculated to pad to the minimum ehternet
+        # frame size of 64 btyes
+        pkt = (
+            Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac)
+            / IPv6(src=p.remote_tun_if_host, dst=self.tun_if.local_ip6)
+            / UDP(sport=333, dport=4500)
+            / Raw(b"\xff")
+            / Padding(0 * 1)
+        )
+        self.send_and_assert_no_replies(self.tun_if, pkt * 31)
+        self.assert_error_counter_equal(
+            "/err/%s/nat_keepalive" % self.tun6_input_node, 31
+        )
+
+        pkt = (
+            Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac)
+            / IPv6(src=p.remote_tun_if_host, dst=self.tun_if.local_ip6)
+            / UDP(sport=333, dport=4500)
+            / Raw(b"\xfe")
+        )
+        self.send_and_assert_no_replies(self.tun_if, pkt * 31)
+        self.assert_error_counter_equal("/err/%s/too_short" % self.tun6_input_node, 31)
+
+        pkt = (
+            Ether(src=self.tun_if.remote_mac, dst=self.tun_if.local_mac)
+            / IPv6(src=p.remote_tun_if_host, dst=self.tun_if.local_ip6)
+            / UDP(sport=333, dport=4500)
+            / Raw(b"\xfe")
+            / Padding(0 * 21)
+        )
+        self.send_and_assert_no_replies(self.tun_if, pkt * 31)
+        self.assert_error_counter_equal("/err/%s/too_short" % self.tun6_input_node, 62)
+
 
 class IpsecTun6Tests(IpsecTun6):
     """UT test methods for Tunnel v6"""