diff options
Diffstat (limited to 'test/test_dhcp.py')
| -rw-r--r-- | test/test_dhcp.py | 263 |
1 files changed, 123 insertions, 140 deletions
diff --git a/test/test_dhcp.py b/test/test_dhcp.py index 175f6493eb7..39b0af77f9d 100644 --- a/test/test_dhcp.py +++ b/test/test_dhcp.py @@ -23,6 +23,7 @@ from scapy.utils6 import in6_ptop from vpp_papi import mac_pton, VppEnum from vpp_sub_interface import VppDot1QSubint from vpp_qos import VppQosEgressMap, VppQosMark +from vpp_dhcp import VppDHCPClient, VppDHCPProxy DHCP4_CLIENT_PORT = 68 @@ -94,7 +95,7 @@ class TestDHCP(VppTestCase): found = False for i in dhcp.options: - if type(i) is tuple: + if isinstance(i, tuple): if i[0] == option: self.assertEqual(i[1], value) found = True @@ -108,7 +109,7 @@ class TestDHCP(VppTestCase): id_len = len(vpn_id) for i in dhcp.options: - if type(i) is tuple: + if isinstance(i, tuple): if i[0] == "relay_agent_Information": # # There are two sb-options present - each of length 6. @@ -117,7 +118,7 @@ class TestDHCP(VppTestCase): if oui != 0: self.assertEqual(len(data), 24) elif len(vpn_id) > 0: - self.assertEqual(len(data), len(vpn_id)+17) + self.assertEqual(len(data), len(vpn_id) + 17) else: self.assertEqual(len(data), 12) @@ -173,13 +174,13 @@ class TestDHCP(VppTestCase): # followerd by vpn_id in ascii self.assertEqual(oui, 0) self.assertEqual(ord(data[12]), 151) - self.assertEqual(ord(data[13]), id_len+1) + self.assertEqual(ord(data[13]), id_len + 1) self.assertEqual(ord(data[14]), 0) - self.assertEqual(data[15:15+id_len], vpn_id) + self.assertEqual(data[15:15 + id_len], vpn_id) # VSS control sub-option - self.assertEqual(ord(data[15+len(vpn_id)]), 152) - self.assertEqual(ord(data[16+len(vpn_id)]), 0) + self.assertEqual(ord(data[15 + len(vpn_id)]), 152) + self.assertEqual(ord(data[16 + len(vpn_id)]), 0) found = 1 self.assertTrue(found) @@ -190,7 +191,7 @@ class TestDHCP(VppTestCase): dhcp = pkt[DHCP] found = False for o in dhcp.options: - if type(o) is tuple: + if isinstance(o, tuple): if o[0] == "message-type" \ and DHCPTypes[o[1]] == name: found = True @@ -298,7 +299,7 @@ class TestDHCP(VppTestCase): is_discover = False for o in dhcp.options: - if type(o) is tuple: + if isinstance(o, tuple): if o[0] == "message-type" \ and DHCPTypes[o[1]] == "discover": is_discover = True @@ -362,7 +363,7 @@ class TestDHCP(VppTestCase): if id_len > 0: self.assertEqual(oui, 0) vss = pkt[DHCP6OptVSS] - self.assertEqual(vss.optlen, id_len+1) + self.assertEqual(vss.optlen, id_len + 1) self.assertEqual(vss.type, 0) self.assertEqual(vss.data[0:id_len], vpn_id) @@ -439,12 +440,11 @@ class TestDHCP(VppTestCase): # # Enable DHCP proxy in VRF 0 # - server_addr = self.pg0.remote_ip4n - src_addr = self.pg0.local_ip4n + server_addr = self.pg0.remote_ip4 + src_addr = self.pg0.local_ip4 - self.vapi.dhcp_proxy_config(server_addr, - src_addr, - rx_table_id=0) + Proxy = VppDHCPProxy(self, server_addr, src_addr, rx_vrf_id=0) + Proxy.add_vpp_config() # # Discover packets from the client are dropped because there is no @@ -555,10 +555,7 @@ class TestDHCP(VppTestCase): # Delete the DHCP config in VRF 0 # Should now drop requests. # - self.vapi.dhcp_proxy_config(server_addr, - src_addr, - rx_table_id=0, - is_add=0) + Proxy.remove_vpp_config() self.send_and_assert_no_replies(self.pg3, pkts_disc_vrf0, "DHCP config removed VRF 0") @@ -568,18 +565,25 @@ class TestDHCP(VppTestCase): # # Add DHCP config for VRF 1 & 2 # - server_addr1 = self.pg1.remote_ip4n - src_addr1 = self.pg1.local_ip4n - self.vapi.dhcp_proxy_config(server_addr1, - src_addr1, - rx_table_id=1, - server_table_id=1) - server_addr2 = self.pg2.remote_ip4n - src_addr2 = self.pg2.local_ip4n - self.vapi.dhcp_proxy_config(server_addr2, - src_addr2, - rx_table_id=2, - server_table_id=2) + server_addr1 = self.pg1.remote_ip4 + src_addr1 = self.pg1.local_ip4 + Proxy1 = VppDHCPProxy( + self, + server_addr1, + src_addr1, + rx_vrf_id=1, + server_vrf_id=1) + Proxy1.add_vpp_config() + + server_addr2 = self.pg2.remote_ip4 + src_addr2 = self.pg2.local_ip4 + Proxy2 = VppDHCPProxy( + self, + server_addr2, + src_addr2, + rx_vrf_id=2, + server_vrf_id=2) + Proxy2.add_vpp_config() # # Confim DHCP requests ok in VRF 1 & 2. @@ -641,13 +645,15 @@ class TestDHCP(VppTestCase): # expect clients messages to be relay to both configured servers # self.pg1.generate_remote_hosts(2) - server_addr12 = socket.inet_pton(AF_INET, self.pg1.remote_hosts[1].ip4) + server_addr12 = self.pg1.remote_hosts[1].ip4 - self.vapi.dhcp_proxy_config(server_addr12, - src_addr1, - rx_table_id=1, - server_table_id=1, - is_add=1) + Proxy12 = VppDHCPProxy( + self, + server_addr12, + src_addr, + rx_vrf_id=1, + server_vrf_id=1) + Proxy12.add_vpp_config() # # We'll need an ARP entry for the server to send it packets @@ -741,11 +747,7 @@ class TestDHCP(VppTestCase): # # Remove the second DHCP server # - self.vapi.dhcp_proxy_config(server_addr12, - src_addr1, - rx_table_id=1, - server_table_id=1, - is_add=0) + Proxy12.remove_vpp_config() # # Test we can still relay with the first @@ -778,16 +780,8 @@ class TestDHCP(VppTestCase): # # remove DHCP config to cleanup # - self.vapi.dhcp_proxy_config(server_addr1, - src_addr1, - rx_table_id=1, - server_table_id=1, - is_add=0) - self.vapi.dhcp_proxy_config(server_addr2, - src_addr2, - rx_table_id=2, - server_table_id=2, - is_add=0) + Proxy1.remove_vpp_config() + Proxy2.remove_vpp_config() self.send_and_assert_no_replies(self.pg3, pkts_disc_vrf0, "DHCP cleanup VRF 0") @@ -809,12 +803,12 @@ class TestDHCP(VppTestCase): dhcp_solicit_src_vrf0 = mk_ll_addr(self.pg3.remote_mac) dhcp_solicit_src_vrf1 = mk_ll_addr(self.pg4.remote_mac) dhcp_solicit_src_vrf2 = mk_ll_addr(self.pg5.remote_mac) - server_addr_vrf0 = self.pg0.remote_ip6n - src_addr_vrf0 = self.pg0.local_ip6n - server_addr_vrf1 = self.pg1.remote_ip6n - src_addr_vrf1 = self.pg1.local_ip6n - server_addr_vrf2 = self.pg2.remote_ip6n - src_addr_vrf2 = self.pg2.local_ip6n + server_addr_vrf0 = self.pg0.remote_ip6 + src_addr_vrf0 = self.pg0.local_ip6 + server_addr_vrf1 = self.pg1.remote_ip6 + src_addr_vrf1 = self.pg1.local_ip6 + server_addr_vrf2 = self.pg2.remote_ip6 + src_addr_vrf2 = self.pg2.local_ip6 dmac = in6_getnsmac(inet_pton(socket.AF_INET6, dhcp_solicit_dst)) p_solicit_vrf0 = (Ether(dst=dmac, src=self.pg3.remote_mac) / @@ -848,11 +842,13 @@ class TestDHCP(VppTestCase): # Packets still dropped because the client facing interface has no # IPv6 config # - self.vapi.dhcp_proxy_config(server_addr_vrf0, - src_addr_vrf0, - rx_table_id=0, - server_table_id=0, - is_ipv6=1) + Proxy = VppDHCPProxy( + self, + server_addr_vrf0, + src_addr_vrf0, + rx_vrf_id=0, + server_vrf_id=0) + Proxy.add_vpp_config() self.send_and_assert_no_replies(self.pg3, p_solicit_vrf0, "DHCP with no configuration") @@ -963,18 +959,22 @@ class TestDHCP(VppTestCase): # # Add all the config for VRF 1 & 2 # - self.vapi.dhcp_proxy_config(server_addr_vrf1, - src_addr_vrf1, - rx_table_id=1, - server_table_id=1, - is_ipv6=1) + Proxy1 = VppDHCPProxy( + self, + server_addr_vrf1, + src_addr_vrf1, + rx_vrf_id=1, + server_vrf_id=1) + Proxy1.add_vpp_config() self.pg4.config_ip6() - self.vapi.dhcp_proxy_config(server_addr_vrf2, - src_addr_vrf2, - rx_table_id=2, - server_table_id=2, - is_ipv6=1) + Proxy2 = VppDHCPProxy( + self, + server_addr_vrf2, + src_addr_vrf2, + rx_vrf_id=2, + server_vrf_id=2) + Proxy2.add_vpp_config() self.pg5.config_ip6() # @@ -1026,10 +1026,14 @@ class TestDHCP(VppTestCase): # # Add VSS config - # table=1, vss_type=1, vpn_index=1, oui=4 - # table=2, vss_type=0, vpn_id = "ip6-table-2" - self.vapi.dhcp_proxy_set_vss(1, 1, oui=4, vpn_index=1, is_ip6=1) - self.vapi.dhcp_proxy_set_vss(2, 0, "IPv6-table-2", is_ip6=1) + # + self.vapi.dhcp_proxy_set_vss( + tbl_id=1, vss_type=1, oui=4, vpn_index=1, is_ipv6=1) + self.vapi.dhcp_proxy_set_vss( + tbl_id=2, + vss_type=0, + vpn_ascii_id="IPv6-table-2", + is_ipv6=1) self.pg4.add_stream(p_solicit_vrf1) self.pg_enable_capture(self.pg_interfaces) @@ -1058,7 +1062,7 @@ class TestDHCP(VppTestCase): # Remove the VSS config # relayed DHCP has default vlaues in the option. # - self.vapi.dhcp_proxy_set_vss(1, is_ip6=1, is_add=0) + self.vapi.dhcp_proxy_set_vss(1, is_ipv6=1, is_add=0) self.pg4.add_stream(p_solicit_vrf1) self.pg_enable_capture(self.pg_interfaces) @@ -1075,14 +1079,15 @@ class TestDHCP(VppTestCase): # expect clients messages to be relay to both configured servers # self.pg1.generate_remote_hosts(2) - server_addr12 = socket.inet_pton(AF_INET6, - self.pg1.remote_hosts[1].ip6) + server_addr12 = self.pg1.remote_hosts[1].ip6 - self.vapi.dhcp_proxy_config(server_addr12, - src_addr_vrf1, - rx_table_id=1, - server_table_id=1, - is_ipv6=1) + Proxy12 = VppDHCPProxy( + self, + server_addr12, + src_addr_vrf1, + rx_vrf_id=1, + server_vrf_id=1) + Proxy12.add_vpp_config() # # We'll need an ND entry for the server to send it packets @@ -1178,12 +1183,7 @@ class TestDHCP(VppTestCase): # # Remove the second DHCP server # - self.vapi.dhcp_proxy_config(server_addr12, - src_addr_vrf1, - rx_table_id=1, - server_table_id=1, - is_ipv6=1, - is_add=0) + Proxy12.remove_vpp_config() # # Test we can still relay with the first @@ -1201,32 +1201,10 @@ class TestDHCP(VppTestCase): # # Cleanup # - self.vapi.dhcp_proxy_config(server_addr_vrf2, - src_addr_vrf2, - rx_table_id=2, - server_table_id=2, - is_ipv6=1, - is_add=0) - self.vapi.dhcp_proxy_config(server_addr_vrf1, - src_addr_vrf1, - rx_table_id=1, - server_table_id=1, - is_ipv6=1, - is_add=0) - self.vapi.dhcp_proxy_config(server_addr_vrf0, - src_addr_vrf0, - rx_table_id=0, - server_table_id=0, - is_ipv6=1, - is_add=0) - - # duplicate delete - self.vapi.dhcp_proxy_config(server_addr_vrf0, - src_addr_vrf0, - rx_table_id=0, - server_table_id=0, - is_ipv6=1, - is_add=0) + Proxy.remove_vpp_config() + Proxy1.remove_vpp_config() + Proxy2.remove_vpp_config() + self.pg3.unconfig_ip6() self.pg4.unconfig_ip6() self.pg5.unconfig_ip6() @@ -1242,7 +1220,9 @@ class TestDHCP(VppTestCase): # # Configure DHCP client on PG3 and capture the discover sent # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname) + Client = VppDHCPClient(self, self.pg3.sw_if_index, hostname) + Client.add_vpp_config() + self.assertTrue(Client.query_vpp_config()) rx = self.pg3.get_capture(1) @@ -1312,7 +1292,7 @@ class TestDHCP(VppTestCase): # # remove the DHCP config # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, is_add=0) + Client.remove_vpp_config() # # and now the route should be gone @@ -1327,9 +1307,10 @@ class TestDHCP(VppTestCase): self.pg3.admin_down() self.sleep(1) self.pg3.admin_up() - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, - client_id=self.pg3.local_mac, - dscp=vdscp.IP_API_DSCP_EF) + Client.set_client(self.pg3.sw_if_index, hostname, + id=self.pg3.local_mac, + dscp=vdscp.IP_API_DSCP_EF) + Client.add_vpp_config() rx = self.pg3.get_capture(1) @@ -1388,7 +1369,7 @@ class TestDHCP(VppTestCase): # # remove the DHCP config # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, is_add=0) + Client.remove_vpp_config() self.assertFalse(find_route(self, self.pg3.local_ip4, 32)) self.assertFalse(find_route(self, self.pg3.local_ip4, 24)) @@ -1400,8 +1381,11 @@ class TestDHCP(VppTestCase): # # Configure DHCP client on PG3 and capture the discover sent # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, - set_broadcast_flag=0) + Client.set_client( + self.pg3.sw_if_index, + hostname, + set_broadcast_flag=False) + Client.add_vpp_config() rx = self.pg3.get_capture(1) @@ -1507,14 +1491,13 @@ class TestDHCP(VppTestCase): hostname) self.assertEqual(clients[0].lease.hostname.rstrip('\0'), hostname) - self.assertEqual(clients[0].lease.is_ipv6, 0) # 0 = DISCOVER, 1 = REQUEST, 2 = BOUND self.assertEqual(clients[0].lease.state, 2) self.assertEqual(clients[0].lease.mask_width, 24) - self.assertEqual(clients[0].lease.router_address.rstrip('\0'), - self.pg3.remote_ip4n) - self.assertEqual(clients[0].lease.host_address.rstrip('\0'), - self.pg3.local_ip4n) + self.assertEqual(str(clients[0].lease.router_address), + self.pg3.remote_ip4) + self.assertEqual(str(clients[0].lease.host_address), + self.pg3.local_ip4) # remove the left over ARP entry self.vapi.ip_neighbor_add_del(self.pg3.sw_if_index, @@ -1525,7 +1508,7 @@ class TestDHCP(VppTestCase): # # remove the DHCP config # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, is_add=0) + Client.remove_vpp_config() # # and now the route should be gone @@ -1541,7 +1524,8 @@ class TestDHCP(VppTestCase): self.sleep(1) self.pg3.admin_up() self.pg_enable_capture(self.pg_interfaces) - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname) + Client.set_client(self.pg3.sw_if_index, hostname) + Client.add_vpp_config() rx = self.pg3.get_capture(1) @@ -1618,7 +1602,7 @@ class TestDHCP(VppTestCase): # # remove the DHCP config # - self.vapi.dhcp_client_config(self.pg3.sw_if_index, hostname, is_add=0) + Client.remove_vpp_config() def test_dhcp_client_vlan(self): """ DHCP Client w/ VLAN""" @@ -1646,9 +1630,12 @@ class TestDHCP(VppTestCase): # # Configure DHCP client on PG3 and capture the discover sent # - self.vapi.dhcp_client_config(vlan_100.sw_if_index, - hostname, - dscp=vdscp.IP_API_DSCP_EF) + Client = VppDHCPClient( + self, + vlan_100.sw_if_index, + hostname, + dscp=vdscp.IP_API_DSCP_EF) + Client.add_vpp_config() rx = self.pg3.get_capture(1) @@ -1658,10 +1645,6 @@ class TestDHCP(VppTestCase): self.verify_orig_dhcp_discover(rx[0], self.pg3, hostname, dscp=vdscp.IP_API_DSCP_EF) - self.vapi.dhcp_client_config(vlan_100.sw_if_index, - hostname, - is_add=0) - if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) |