diff options
Diffstat (limited to 'test/test_classifier.py')
| -rw-r--r-- | test/test_classifier.py | 299 |
1 files changed, 1 insertions, 298 deletions
diff --git a/test/test_classifier.py b/test/test_classifier.py index d99f66c991d..11c0985f4d4 100644 --- a/test/test_classifier.py +++ b/test/test_classifier.py @@ -10,308 +10,11 @@ from scapy.packet import Raw from scapy.layers.l2 import Ether from scapy.layers.inet import IP, UDP, TCP from util import ppp +from template_classifier import TestClassifier from vpp_ip_route import VppIpRoute, VppRoutePath from vpp_ip import INVALID_INDEX -class TestClassifier(VppTestCase): - """ Classifier Test Case """ - - @classmethod - def setUpClass(cls): - """ - Perform standard class setup (defined by class method setUpClass in - class VppTestCase) before running the test case, set test case related - variables and configure VPP. - """ - super(TestClassifier, cls).setUpClass() - cls.acl_active_table = '' - - @classmethod - def tearDownClass(cls): - super(TestClassifier, cls).tearDownClass() - - def setUp(self): - """ - Perform test setup before test case. - - **Config:** - - create 4 pg interfaces - - untagged pg0/pg1/pg2 interface - pg0 -------> pg1 (IP ACL) - \ - ---> pg2 (MAC ACL)) - \ - -> pg3 (PBR) - - setup interfaces: - - put it into UP state - - set IPv4 addresses - - resolve neighbor address using ARP - - :ivar list interfaces: pg interfaces. - :ivar list pg_if_packet_sizes: packet sizes in test. - :ivar dict acl_tbl_idx: ACL table index. - :ivar int pbr_vrfid: VRF id for PBR test. - """ - self.reset_packet_infos() - super(TestClassifier, self).setUp() - - # create 4 pg interfaces - self.create_pg_interfaces(range(4)) - - # packet sizes to test - self.pg_if_packet_sizes = [64, 9018] - - self.interfaces = list(self.pg_interfaces) - - # ACL & PBR vars - self.acl_tbl_idx = {} - self.pbr_vrfid = 200 - - # setup all interfaces - for intf in self.interfaces: - intf.admin_up() - intf.config_ip4() - intf.resolve_arp() - - def tearDown(self): - """Run standard test teardown and acl related log.""" - if not self.vpp_dead: - if self.acl_active_table == 'ip_out': - self.output_acl_set_interface( - self.pg0, self.acl_tbl_idx.get(self.acl_active_table), 0) - self.acl_active_table = '' - elif self.acl_active_table != '': - self.input_acl_set_interface( - self.pg0, self.acl_tbl_idx.get(self.acl_active_table), 0) - self.acl_active_table = '' - for intf in self.interfaces: - intf.unconfig_ip4() - intf.admin_down() - - super(TestClassifier, self).tearDown() - - def show_commands_at_teardown(self): - self.logger.info(self.vapi.ppcli("show inacl type ip4")) - self.logger.info(self.vapi.ppcli("show outacl type ip4")) - self.logger.info(self.vapi.cli("show classify table verbose")) - self.logger.info(self.vapi.cli("show ip fib")) - - def create_stream(self, src_if, dst_if, packet_sizes, - proto_l=UDP(sport=1234, dport=5678)): - """Create input packet stream for defined interfaces. - - :param VppInterface src_if: Source Interface for packet stream. - :param VppInterface dst_if: Destination Interface for packet stream. - :param list packet_sizes: packet size to test. - :param Scapy proto_l: Required IP protocol. Default protocol is UDP. - """ - pkts = [] - - for size in packet_sizes: - info = self.create_packet_info(src_if, dst_if) - payload = self.info_to_payload(info) - p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) / - IP(src=src_if.remote_ip4, dst=dst_if.remote_ip4) / - proto_l / - Raw(payload)) - info.data = p.copy() - self.extend_packet(p, size) - pkts.append(p) - return pkts - - def verify_capture(self, dst_if, capture, proto_l=UDP): - """Verify captured input packet stream for defined interface. - - :param VppInterface dst_if: Interface to verify captured packet stream. - :param list capture: Captured packet stream. - :param Scapy proto_l: Required IP protocol. Default protocol is UDP. - """ - self.logger.info("Verifying capture on interface %s" % dst_if.name) - last_info = dict() - for i in self.interfaces: - last_info[i.sw_if_index] = None - dst_sw_if_index = dst_if.sw_if_index - for packet in capture: - try: - ip_received = packet[IP] - proto_received = packet[proto_l] - payload_info = self.payload_to_info(packet[Raw]) - packet_index = payload_info.index - self.assertEqual(payload_info.dst, dst_sw_if_index) - self.logger.debug( - "Got packet on port %s: src=%u (id=%u)" % - (dst_if.name, payload_info.src, packet_index)) - next_info = self.get_next_packet_info_for_interface2( - payload_info.src, dst_sw_if_index, - last_info[payload_info.src]) - last_info[payload_info.src] = next_info - self.assertTrue(next_info is not None) - self.assertEqual(packet_index, next_info.index) - saved_packet = next_info.data - ip_saved = saved_packet[IP] - proto_saved = saved_packet[proto_l] - # Check standard fields - self.assertEqual(ip_received.src, ip_saved.src) - self.assertEqual(ip_received.dst, ip_saved.dst) - self.assertEqual(proto_received.sport, proto_saved.sport) - self.assertEqual(proto_received.dport, proto_saved.dport) - except: - self.logger.error(ppp("Unexpected or invalid packet:", packet)) - raise - for i in self.interfaces: - remaining_packet = self.get_next_packet_info_for_interface2( - i.sw_if_index, dst_sw_if_index, last_info[i.sw_if_index]) - self.assertTrue(remaining_packet is None, - "Interface %s: Packet expected from interface %s " - "didn't arrive" % (dst_if.name, i.name)) - - def verify_vrf(self, vrf_id): - """ - Check if the FIB table / VRF ID is configured. - - :param int vrf_id: The FIB table / VRF ID to be verified. - :return: 1 if the FIB table / VRF ID is configured, otherwise return 0. - """ - ip_fib_dump = self.vapi.ip_route_dump(vrf_id, False) - vrf_count = len(ip_fib_dump) - - if vrf_count == 0: - self.logger.info("IPv4 VRF ID %d is not configured" % vrf_id) - return 0 - else: - self.logger.info("IPv4 VRF ID %d is configured" % vrf_id) - return 1 - - @staticmethod - def build_ip_mask(proto='', src_ip='', dst_ip='', - src_port='', dst_port=''): - """Build IP ACL mask data with hexstring format. - - :param str proto: protocol number <0-ff> - :param str src_ip: source ip address <0-ffffffff> - :param str dst_ip: destination ip address <0-ffffffff> - :param str src_port: source port number <0-ffff> - :param str dst_port: destination port number <0-ffff> - """ - - return ('{!s:0>20}{!s:0>12}{!s:0>8}{!s:0>4}{!s:0>4}'.format( - proto, src_ip, dst_ip, src_port, dst_port)).rstrip('0') - - @staticmethod - def build_ip_match(proto=0, src_ip='', dst_ip='', - src_port=0, dst_port=0): - """Build IP ACL match data with hexstring format. - - :param int proto: protocol number with valid option "x" - :param str src_ip: source ip address with format of "x.x.x.x" - :param str dst_ip: destination ip address with format of "x.x.x.x" - :param int src_port: source port number "x" - :param int dst_port: destination port number "x" - """ - if src_ip: - src_ip = binascii.hexlify(socket.inet_aton(src_ip)).decode('ascii') - if dst_ip: - dst_ip = binascii.hexlify(socket.inet_aton(dst_ip)).decode('ascii') - - return ('{!s:0>20}{!s:0>12}{!s:0>8}{!s:0>4}{!s:0>4}'.format( - hex(proto)[2:], src_ip, dst_ip, hex(src_port)[2:], - hex(dst_port)[2:])).rstrip('0') - - @staticmethod - def build_mac_mask(dst_mac='', src_mac='', ether_type=''): - """Build MAC ACL mask data with hexstring format. - - :param str dst_mac: source MAC address <0-ffffffffffff> - :param str src_mac: destination MAC address <0-ffffffffffff> - :param str ether_type: ethernet type <0-ffff> - """ - - return ('{!s:0>12}{!s:0>12}{!s:0>4}'.format( - dst_mac, src_mac, ether_type)).rstrip('0') - - @staticmethod - def build_mac_match(dst_mac='', src_mac='', ether_type=''): - """Build MAC ACL match data with hexstring format. - - :param str dst_mac: source MAC address <x:x:x:x:x:x> - :param str src_mac: destination MAC address <x:x:x:x:x:x> - :param str ether_type: ethernet type <0-ffff> - """ - if dst_mac: - dst_mac = dst_mac.replace(':', '') - if src_mac: - src_mac = src_mac.replace(':', '') - - return ('{!s:0>12}{!s:0>12}{!s:0>4}'.format( - dst_mac, src_mac, ether_type)).rstrip('0') - - def create_classify_table(self, key, mask, data_offset=0): - """Create Classify Table - - :param str key: key for classify table (ex, ACL name). - :param str mask: mask value for interested traffic. - :param int data_offset: - """ - r = self.vapi.classify_add_del_table( - is_add=1, - mask=binascii.unhexlify(mask), - match_n_vectors=(len(mask) - 1) // 32 + 1, - miss_next_index=0, - current_data_flag=1, - current_data_offset=data_offset) - self.assertIsNotNone(r, 'No response msg for add_del_table') - self.acl_tbl_idx[key] = r.new_table_index - - def create_classify_session(self, table_index, match, pbr_option=0, - vrfid=0, is_add=1): - """Create Classify Session - - :param int table_index: table index to identify classify table. - :param str match: matched value for interested traffic. - :param int pbr_option: enable/disable PBR feature. - :param int vrfid: VRF id. - :param int is_add: option to configure classify session. - - create(1) or delete(0) - """ - r = self.vapi.classify_add_del_session( - is_add, - table_index, - binascii.unhexlify(match), - opaque_index=0, - action=pbr_option, - metadata=vrfid) - self.assertIsNotNone(r, 'No response msg for add_del_session') - - def input_acl_set_interface(self, intf, table_index, is_add=1): - """Configure Input ACL interface - - :param VppInterface intf: Interface to apply Input ACL feature. - :param int table_index: table index to identify classify table. - :param int is_add: option to configure classify session. - - enable(1) or disable(0) - """ - r = self.vapi.input_acl_set_interface( - is_add, - intf.sw_if_index, - ip4_table_index=table_index) - self.assertIsNotNone(r, 'No response msg for acl_set_interface') - - def output_acl_set_interface(self, intf, table_index, is_add=1): - """Configure Output ACL interface - - :param VppInterface intf: Interface to apply Output ACL feature. - :param int table_index: table index to identify classify table. - :param int is_add: option to configure classify session. - - enable(1) or disable(0) - """ - r = self.vapi.output_acl_set_interface( - is_add, - intf.sw_if_index, - ip4_table_index=table_index) - self.assertIsNotNone(r, 'No response msg for acl_set_interface') - - # Tests split to different test case classes because of issue reported in # ticket VPP-1336 class TestClassifierIP(TestClassifier): |