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-rw-r--r--test/test_ipsec_ah.py315
1 files changed, 124 insertions, 191 deletions
diff --git a/test/test_ipsec_ah.py b/test/test_ipsec_ah.py
index fc19d781561..d173b2e3b23 100644
--- a/test/test_ipsec_ah.py
+++ b/test/test_ipsec_ah.py
@@ -31,11 +31,11 @@ class TestIpsecAh(VppTestCase):
TUNNEL MODE:
--- encrypt --- plain ---
- |pg0| -------> |VPP| ------> |pg1|
+ |pg0| <------- |VPP| <------ |pg1|
--- --- ---
--- decrypt --- plain ---
- |pg0| <------- |VPP| <------ |pg1|
+ |pg0| -------> |VPP| ------> |pg1|
--- --- ---
Note : IPv6 is not covered
@@ -43,6 +43,7 @@ class TestIpsecAh(VppTestCase):
remote_pg0_lb_addr = '1.1.1.1'
remote_pg1_lb_addr = '2.2.2.2'
+ payload = "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
@classmethod
def setUpClass(cls):
@@ -55,173 +56,113 @@ class TestIpsecAh(VppTestCase):
i.config_ip4()
i.resolve_arp()
cls.logger.info(cls.vapi.ppcli("show int addr"))
- cls.configAhTra()
+ cls.config_ah_tra()
cls.logger.info(cls.vapi.ppcli("show ipsec"))
- cls.configAhTun()
+ cls.config_ah_tun()
cls.logger.info(cls.vapi.ppcli("show ipsec"))
except Exception:
super(TestIpsecAh, cls).tearDownClass()
raise
@classmethod
- def configAhTun(cls):
- try:
- spd_id = 1
- remote_sa_id = 10
- local_sa_id = 20
- remote_tun_spi = 1001
- local_tun_spi = 1000
- src4 = socket.inet_pton(socket.AF_INET, cls.remote_pg0_lb_addr)
- cls.vapi.ip_add_del_route(src4, 32, cls.pg0.remote_ip4n)
- dst4 = socket.inet_pton(socket.AF_INET, cls.remote_pg1_lb_addr)
- cls.vapi.ip_add_del_route(dst4, 32, cls.pg1.remote_ip4n)
- cls.vapi.ipsec_sad_add_del_entry(
- remote_sa_id,
- remote_tun_spi,
- cls.pg0.local_ip4n,
- cls.pg0.remote_ip4n,
- integrity_key_length=20)
- cls.vapi.ipsec_sad_add_del_entry(
- local_sa_id,
- local_tun_spi,
- cls.pg0.remote_ip4n,
- cls.pg0.local_ip4n,
- integrity_key_length=20)
- cls.vapi.ipsec_spd_add_del(spd_id)
- cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg0.sw_if_index)
- l_startaddr = r_startaddr = socket.inet_pton(
- socket.AF_INET, "0.0.0.0")
- l_stopaddr = r_stopaddr = socket.inet_pton(
- socket.AF_INET, "255.255.255.255")
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- protocol=socket.IPPROTO_AH)
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- protocol=socket.IPPROTO_AH,
- is_outbound=0)
- l_startaddr = l_stopaddr = socket.inet_pton(
- socket.AF_INET, cls.remote_pg0_lb_addr)
- r_startaddr = r_stopaddr = socket.inet_pton(
- socket.AF_INET, cls.remote_pg1_lb_addr)
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- priority=10,
- policy=3,
- is_outbound=0,
- sa_id=local_sa_id)
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- r_startaddr,
- r_stopaddr,
- l_startaddr,
- l_stopaddr,
- priority=10,
- policy=3,
- sa_id=remote_sa_id)
- except Exception:
- raise
+ def config_ah_tun(cls):
+ spd_id = 1
+ remote_sa_id = 10
+ local_sa_id = 20
+ remote_tun_spi = 1001
+ local_tun_spi = 1000
+ src4 = socket.inet_pton(socket.AF_INET, cls.remote_pg0_lb_addr)
+ cls.vapi.ip_add_del_route(src4, 32, cls.pg0.remote_ip4n)
+ dst4 = socket.inet_pton(socket.AF_INET, cls.remote_pg1_lb_addr)
+ cls.vapi.ip_add_del_route(dst4, 32, cls.pg1.remote_ip4n)
+ cls.vapi.ipsec_sad_add_del_entry(remote_sa_id, remote_tun_spi,
+ cls.pg0.local_ip4n,
+ cls.pg0.remote_ip4n,
+ integrity_key_length=20)
+ cls.vapi.ipsec_sad_add_del_entry(local_sa_id, local_tun_spi,
+ cls.pg0.remote_ip4n,
+ cls.pg0.local_ip4n,
+ integrity_key_length=20)
+ cls.vapi.ipsec_spd_add_del(spd_id)
+ cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg0.sw_if_index)
+ l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0")
+ l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET,
+ "255.255.255.255")
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ protocol=socket.IPPROTO_AH)
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ protocol=socket.IPPROTO_AH,
+ is_outbound=0)
+ l_startaddr = l_stopaddr = socket.inet_pton(socket.AF_INET,
+ cls.remote_pg0_lb_addr)
+ r_startaddr = r_stopaddr = socket.inet_pton(socket.AF_INET,
+ cls.remote_pg1_lb_addr)
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ priority=10, policy=3,
+ is_outbound=0, sa_id=local_sa_id)
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, r_startaddr, r_stopaddr,
+ l_startaddr, l_stopaddr, priority=10,
+ policy=3, sa_id=remote_sa_id)
@classmethod
- def configAhTra(cls):
- try:
- spd_id = 2
- remote_sa_id = 30
- local_sa_id = 40
- remote_tra_spi = 2001
- local_tra_spi = 2000
- cls.vapi.ipsec_sad_add_del_entry(
- remote_sa_id,
- remote_tra_spi,
- integrity_key_length=20,
- is_tunnel=0)
- cls.vapi.ipsec_sad_add_del_entry(
- local_sa_id,
- local_tra_spi,
- integrity_key_length=20,
- is_tunnel=0)
- cls.vapi.ipsec_spd_add_del(spd_id)
- cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg2.sw_if_index)
- l_startaddr = r_startaddr = socket.inet_pton(
- socket.AF_INET, "0.0.0.0")
- l_stopaddr = r_stopaddr = socket.inet_pton(
- socket.AF_INET, "255.255.255.255")
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- protocol=socket.IPPROTO_AH)
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- protocol=socket.IPPROTO_AH,
- is_outbound=0)
- l_startaddr = l_stopaddr = cls.pg2.local_ip4n
- r_startaddr = r_stopaddr = cls.pg2.remote_ip4n
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- priority=10,
- policy=3,
- is_outbound=0,
- sa_id=local_sa_id)
- cls.vapi.ipsec_spd_add_del_entry(
- spd_id,
- l_startaddr,
- l_stopaddr,
- r_startaddr,
- r_stopaddr,
- priority=10,
- policy=3,
- sa_id=remote_sa_id)
- except Exception:
- raise
-
- def configScapySA(self, is_tun=False):
- if is_tun:
- self.remote_tun_sa = SecurityAssociation(
- AH,
- spi=0x000003e8,
- auth_algo='HMAC-SHA1-96',
- auth_key='C91KUR9GYMm5GfkEvNjX',
- tunnel_header=IP(
- src=self.pg0.remote_ip4,
- dst=self.pg0.local_ip4))
- self.local_tun_sa = SecurityAssociation(
- AH,
- spi=0x000003e9,
- auth_algo='HMAC-SHA1-96',
- auth_key='C91KUR9GYMm5GfkEvNjX',
- tunnel_header=IP(
- dst=self.pg0.remote_ip4,
- src=self.pg0.local_ip4))
- else:
- self.remote_tra_sa = SecurityAssociation(
- AH, spi=0x000007d0, auth_algo='HMAC-SHA1-96',
- auth_key='C91KUR9GYMm5GfkEvNjX')
- self.local_tra_sa = SecurityAssociation(
- AH, spi=0x000007d1, auth_algo='HMAC-SHA1-96',
- auth_key='C91KUR9GYMm5GfkEvNjX')
+ def config_ah_tra(cls):
+ spd_id = 2
+ remote_sa_id = 30
+ local_sa_id = 40
+ remote_tra_spi = 2001
+ local_tra_spi = 2000
+ cls.vapi.ipsec_sad_add_del_entry(remote_sa_id, remote_tra_spi,
+ integrity_key_length=20, is_tunnel=0)
+ cls.vapi.ipsec_sad_add_del_entry(local_sa_id, local_tra_spi,
+ integrity_key_length=20, is_tunnel=0)
+ cls.vapi.ipsec_spd_add_del(spd_id)
+ cls.vapi.ipsec_interface_add_del_spd(spd_id, cls.pg2.sw_if_index)
+ l_startaddr = r_startaddr = socket.inet_pton(socket.AF_INET, "0.0.0.0")
+ l_stopaddr = r_stopaddr = socket.inet_pton(socket.AF_INET,
+ "255.255.255.255")
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ protocol=socket.IPPROTO_AH)
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ protocol=socket.IPPROTO_AH,
+ is_outbound=0)
+ l_startaddr = l_stopaddr = cls.pg2.local_ip4n
+ r_startaddr = r_stopaddr = cls.pg2.remote_ip4n
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr,
+ priority=10, policy=3,
+ is_outbound=0, sa_id=local_sa_id)
+ cls.vapi.ipsec_spd_add_del_entry(spd_id, l_startaddr, l_stopaddr,
+ r_startaddr, r_stopaddr, priority=10,
+ policy=3, sa_id=remote_sa_id)
+
+ def configure_scapy_sa_tun(self):
+ remote_tun_sa = SecurityAssociation(AH, spi=0x000003e8,
+ auth_algo='HMAC-SHA1-96',
+ auth_key='C91KUR9GYMm5GfkEvNjX',
+ tunnel_header=IP(
+ src=self.pg0.remote_ip4,
+ dst=self.pg0.local_ip4))
+ local_tun_sa = SecurityAssociation(AH, spi=0x000003e9,
+ auth_algo='HMAC-SHA1-96',
+ auth_key='C91KUR9GYMm5GfkEvNjX',
+ tunnel_header=IP(
+ dst=self.pg0.remote_ip4,
+ src=self.pg0.local_ip4))
+ return local_tun_sa, remote_tun_sa
+
+ def configure_scapy_sa_tra(self):
+ remote_tra_sa = SecurityAssociation(AH, spi=0x000007d0,
+ auth_algo='HMAC-SHA1-96',
+ auth_key='C91KUR9GYMm5GfkEvNjX')
+ local_tra_sa = SecurityAssociation(AH, spi=0x000007d1,
+ auth_algo='HMAC-SHA1-96',
+ auth_key='C91KUR9GYMm5GfkEvNjX')
+ return local_tra_sa, remote_tra_sa
def tearDown(self):
super(TestIpsecAh, self).tearDown()
@@ -237,33 +178,29 @@ class TestIpsecAh(VppTestCase):
def gen_encrypt_pkts(self, sa, sw_intf, src, dst, count=1):
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
- sa.encrypt(IP(src=src, dst=dst) / ICMP() /
- "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX")
+ sa.encrypt(IP(src=src, dst=dst) / ICMP() / self.payload)
] * count
def gen_pkts(self, sw_intf, src, dst, count=1):
return [Ether(src=sw_intf.remote_mac, dst=sw_intf.local_mac) /
- IP(src=src, dst=dst) / ICMP() /
- "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX"
+ IP(src=src, dst=dst) / ICMP() / self.payload
] * count
def test_ipsec_ah_tra_basic(self, count=1):
""" ipsec ah v4 transport basic test """
try:
- self.configScapySA()
- send_pkts = self.gen_encrypt_pkts(
- self.remote_tra_sa,
- self.pg2,
- src=self.pg2.remote_ip4,
- dst=self.pg2.local_ip4,
- count=count)
- recv_pkts = self.send_and_expect(
- self.pg2, send_pkts, self.pg2, count=count)
+ local_tra_sa, remote_tra_sa = self.configure_scapy_sa_tra()
+ send_pkts = self.gen_encrypt_pkts(remote_tra_sa, self.pg2,
+ src=self.pg2.remote_ip4,
+ dst=self.pg2.local_ip4,
+ count=count)
+ recv_pkts = self.send_and_expect(self.pg2, send_pkts, self.pg2,
+ count=count)
# ESP TRA VPP encryption/decryption verification
for Pkts in recv_pkts:
Pkts[AH].padding = Pkts[AH].icv[12:]
Pkts[AH].icv = Pkts[AH].icv[:12]
- self.local_tra_sa.decrypt(Pkts[IP])
+ local_tra_sa.decrypt(Pkts[IP])
finally:
self.logger.info(self.vapi.ppcli("show error"))
self.logger.info(self.vapi.ppcli("show ipsec"))
@@ -279,29 +216,25 @@ class TestIpsecAh(VppTestCase):
def test_ipsec_ah_tun_basic(self, count=1):
""" ipsec ah 4o4 tunnel basic test """
try:
- self.configScapySA(is_tun=True)
- send_pkts = self.gen_encrypt_pkts(
- self.remote_tun_sa,
- self.pg0,
- src=self.remote_pg0_lb_addr,
- dst=self.remote_pg1_lb_addr,
- count=count)
- recv_pkts = self.send_and_expect(
- self.pg0, send_pkts, self.pg1, count=count)
+ local_tun_sa, remote_tun_sa = self.configure_scapy_sa_tun()
+ send_pkts = self.gen_encrypt_pkts(remote_tun_sa, self.pg0,
+ src=self.remote_pg0_lb_addr,
+ dst=self.remote_pg1_lb_addr,
+ count=count)
+ recv_pkts = self.send_and_expect(self.pg0, send_pkts, self.pg1,
+ count=count)
# ESP TUN VPP decryption verification
for recv_pkt in recv_pkts:
self.assert_equal(recv_pkt[IP].src, self.remote_pg0_lb_addr)
self.assert_equal(recv_pkt[IP].dst, self.remote_pg1_lb_addr)
- send_pkts = self.gen_pkts(
- self.pg1,
- src=self.remote_pg1_lb_addr,
- dst=self.remote_pg0_lb_addr,
- count=count)
- recv_pkts = self.send_and_expect(
- self.pg1, send_pkts, self.pg0, count=count)
+ send_pkts = self.gen_pkts(self.pg1, src=self.remote_pg1_lb_addr,
+ dst=self.remote_pg0_lb_addr,
+ count=count)
+ recv_pkts = self.send_and_expect(self.pg1, send_pkts, self.pg0,
+ count=count)
# ESP TUN VPP encryption verification
for recv_pkt in recv_pkts:
- decrypt_pkt = self.local_tun_sa.decrypt(recv_pkt[IP])
+ decrypt_pkt = local_tun_sa.decrypt(recv_pkt[IP])
decrypt_pkt = IP(decrypt_pkt[Raw].load)
self.assert_equal(decrypt_pkt.src, self.remote_pg1_lb_addr)
self.assert_equal(decrypt_pkt.dst, self.remote_pg0_lb_addr)