diff options
| -rw-r--r-- | test/test_span.py | 204 |
1 files changed, 137 insertions, 67 deletions
diff --git a/test/test_span.py b/test/test_span.py index 28c18fd8ea3..df3d9dbfda8 100644 --- a/test/test_span.py +++ b/test/test_span.py @@ -32,20 +32,22 @@ class TestSpan(VppTestCase): cls.bd_id = 55 cls.sub_if = VppDot1QSubint(cls, cls.pg0, 100) - cls.dst_sub_if = VppDot1QSubint(cls, cls.pg2, 300) - cls.dst_sub_if.set_vtr(L2_VTR_OP.L2_POP_1, tag=300) + cls.vlan_sub_if = VppDot1QSubint(cls, cls.pg2, 300) + cls.vlan_sub_if.set_vtr(L2_VTR_OP.L2_POP_1, tag=300) + + cls.qinq_sub_if = VppDot1ADSubint(cls, cls.pg2, 33, 400, 500) + cls.qinq_sub_if.set_vtr(L2_VTR_OP.L2_POP_2, outer=500, inner=400) + # packet flows mapping pg0 -> pg1, pg2 -> pg3, etc. cls.flows = dict() cls.flows[cls.pg0] = [cls.pg1] cls.flows[cls.pg1] = [cls.pg0] # packet sizes - cls.pg_if_packet_sizes = [64, 512] # , 1518, 9018] - - cls.interfaces = list(cls.pg_interfaces) + cls.pg_if_packet_sizes = [64, 512, 1518] # , 9018] # setup all interfaces - for i in cls.interfaces: + for i in cls.pg_interfaces: i.admin_up() i.config_ip4() i.resolve_arp() @@ -112,20 +114,22 @@ class TestSpan(VppTestCase): return pkt[VXLAN].payload - def create_stream(self, src_if, packet_sizes, do_dot1=False): + def create_stream(self, src_if, packet_sizes, do_dot1=False, bcast=False): pkts = [] dst_if = self.flows[src_if][0] + dst_mac = src_if.remote_mac + if bcast: + dst_mac = "ff:ff:ff:ff:ff:ff" + for i in range(0, self.pkts_per_burst): - pkt_info = self.create_packet_info(src_if, dst_if) - payload = self.info_to_payload(pkt_info) + payload = "span test" size = packet_sizes[(i / 2) % len(packet_sizes)] - p = (Ether(dst=src_if.local_mac, src=src_if.remote_mac) / + p = (Ether(src=src_if.local_mac, dst=dst_mac) / IP(src=src_if.remote_ip4, dst=dst_if.remote_ip4) / UDP(sport=10000 + src_if.sw_if_index * 1000 + i, dport=1234) / Raw(payload)) if do_dot1: p = self.sub_if.add_dot1_layer(p) - pkt_info.data = p.copy() self.extend_packet(p, size) pkts.append(p) return pkts @@ -141,16 +145,7 @@ class TestSpan(VppTestCase): self.assertEqual(pkts1.sort(), pkts2.sort()) def test_device_span(self): - """ SPAN device rx mirror test - - Test scenario: - 1. config - 3 interfaces, pg0 l2xconnected with pg1 - 2. sending l2 eth packets between 2 interfaces (pg0, pg1) and - mirrored to pg2 - 64B, 512B, 1518B, 9018B (ether_size) - burst of packets per interface - """ + """ SPAN device rx mirror """ # Create bi-directional cross-connects between pg0 and pg1 self.xconnect(self.pg0.sw_if_index, self.pg1.sw_if_index) @@ -168,10 +163,7 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - - n_pkts = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) + n_pkts = len(pkts) pg1_pkts = self.pg1.get_capture(n_pkts) pg2_pkts = self.pg2.get_capture(n_pkts) @@ -183,12 +175,12 @@ class TestSpan(VppTestCase): self.verify_capture(pg1_pkts, pg2_pkts) def test_span_l2_rx(self): - """ SPAN l2 rx mirror test """ + """ SPAN l2 rx mirror """ self.sub_if.admin_up() self.bridge(self.pg2.sw_if_index) - # Create bi-directional cross-connects between pg0 and pg1 + # Create bi-directional cross-connects between pg0 subif and pg1 self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index) # Create incoming packet streams for packet-generator interfaces pkts = self.create_stream( @@ -205,8 +197,6 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) pg2_expected = len(pkts) pg1_pkts = self.pg1.get_capture(pg2_expected) pg2_pkts = self.pg2.get_capture(pg2_expected) @@ -220,14 +210,14 @@ class TestSpan(VppTestCase): self.verify_capture(pg1_pkts, pg2_pkts) def test_span_l2_rx_dst_vxlan(self): - """ SPAN l2 rx mirror into vxlan test """ + """ SPAN l2 rx mirror into vxlan """ self.sub_if.admin_up() self.vapi.sw_interface_set_flags(self.vxlan.sw_if_index, admin_up_down=1) self.bridge(self.vxlan.sw_if_index, is_add=1) - # Create bi-directional cross-connects between pg0 and pg1 + # Create bi-directional cross-connects between pg0 subif and pg1 self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index) # Create incoming packet streams for packet-generator interfaces pkts = self.create_stream( @@ -244,12 +234,9 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - pg2_expected = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) - pg1_pkts = self.pg1.get_capture() - pg2_pkts = [self.decap_vxlan(p) - for p in self.pg2.get_capture(pg2_expected)] + n_pkts = len(pkts) + pg1_pkts = self.pg1.get_capture(n_pkts) + pg2_pkts = [self.decap_vxlan(p) for p in self.pg2.get_capture(n_pkts)] self.bridge(self.vxlan.sw_if_index, is_add=0) # Disable SPAN on pg0 sub if (mirrored to vxlan) @@ -291,13 +278,14 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - pg2_expected = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) - pg1_pkts = self.pg1.get_capture() - pg2_pkts = self.pg2.get_capture(pg2_expected) - pg2_decaped = [self.remove_tags(self.decap_gre( - p), [Tag(dot1=DOT1Q, vlan=500)]) for p in pg2_pkts] + n_pkts = len(pkts) + pg1_pkts = self.pg1.get_capture(n_pkts) + pg2_pkts = self.pg2.get_capture(n_pkts) + + def decap(p): return self.remove_tags( + self.decap_gre(p), [Tag(dot1=DOT1Q, vlan=500)]) + pg2_decaped = [decap(p) for p in pg2_pkts] + self.bridge(gre_sub_if.sw_if_index, is_add=0) # Disable SPAN on pg0 sub if @@ -308,13 +296,13 @@ class TestSpan(VppTestCase): self.verify_capture(pg1_pkts, pg2_decaped) - def test_span_l2_rx_dst_vtr(self): - """ SPAN l2 rx mirror into subif+vtr """ + def test_span_l2_rx_dst_1q_vtr(self): + """ SPAN l2 rx mirror into 1q subif+vtr """ self.sub_if.admin_up() - self.dst_sub_if.admin_up() + self.vlan_sub_if.admin_up() - self.bridge(self.dst_sub_if.sw_if_index) + self.bridge(self.vlan_sub_if.sw_if_index) # Create bi-directional cross-connects between pg0 and pg1 self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index, is_add=1) @@ -324,32 +312,69 @@ class TestSpan(VppTestCase): self.pg0.add_stream(pkts) self.vapi.sw_interface_span_enable_disable( - self.sub_if.sw_if_index, self.dst_sub_if.sw_if_index, is_l2=1) + self.sub_if.sw_if_index, self.vlan_sub_if.sw_if_index, is_l2=1) # Enable packet capturing and start packet sending self.pg_enable_capture(self.pg_interfaces) self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - pg2_expected = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) - pg1_pkts = self.pg1.get_capture() - pg2_pkts = self.pg2.get_capture(pg2_expected) + n_pkts = len(pkts) + pg1_pkts = self.pg1.get_capture(n_pkts) + pg2_pkts = self.pg2.get_capture(n_pkts) pg2_untagged = [self.remove_tags(p, [Tag(dot1=DOT1Q, vlan=300)]) for p in pg2_pkts] - self.bridge(self.dst_sub_if.sw_if_index, is_add=0) + self.bridge(self.vlan_sub_if.sw_if_index, is_add=0) + # Disable SPAN on pg0 sub if (mirrored to vxlan) + self.vapi.sw_interface_span_enable_disable( + self.sub_if.sw_if_index, self.vlan_sub_if.sw_if_index, state=0, + is_l2=1) + self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index, is_add=0) + + self.verify_capture(pg1_pkts, pg2_untagged) + + def test_span_l2_rx_dst_1ad_vtr(self): + """ SPAN l2 rx mirror into 1ad subif+vtr """ + + self.sub_if.admin_up() + self.qinq_sub_if.admin_up() + + self.bridge(self.qinq_sub_if.sw_if_index) + # Create bi-directional cross-connects between pg0 and pg1 + self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index, is_add=1) + + # Create incoming packet streams for packet-generator interfaces + pkts = self.create_stream( + self.pg0, self.pg_if_packet_sizes, do_dot1=True) + self.pg0.add_stream(pkts) + + self.vapi.sw_interface_span_enable_disable( + self.sub_if.sw_if_index, self.qinq_sub_if.sw_if_index, is_l2=1) + + # Enable packet capturing and start packet sending + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + # Verify packets outgoing packet streams on mirrored interface (pg2) + n_pkts = len(pkts) + pg1_pkts = self.pg1.get_capture(n_pkts) + pg2_pkts = self.pg2.get_capture(n_pkts) + pg2_untagged = [self.remove_tags(p, [Tag(dot1=DOT1AD, vlan=400), + Tag(dot1=DOT1Q, vlan=500)]) + for p in pg2_pkts] + + self.bridge(self.qinq_sub_if.sw_if_index, is_add=0) # Disable SPAN on pg0 sub if (mirrored to vxlan) self.vapi.sw_interface_span_enable_disable( - self.sub_if.sw_if_index, self.dst_sub_if.sw_if_index, state=0, + self.sub_if.sw_if_index, self.qinq_sub_if.sw_if_index, state=0, is_l2=1) self.xconnect(self.sub_if.sw_if_index, self.pg1.sw_if_index, is_add=0) self.verify_capture(pg1_pkts, pg2_untagged) def test_l2_tx_span(self): - """ SPAN l2 tx mirror test """ + """ SPAN l2 tx mirror """ self.sub_if.admin_up() self.bridge(self.pg2.sw_if_index) @@ -370,11 +395,9 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - pg2_expected = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) - pg1_pkts = self.pg1.get_capture() - pg2_pkts = self.pg2.get_capture(pg2_expected) + n_pkts = len(pkts) + pg1_pkts = self.pg1.get_capture(n_pkts) + pg2_pkts = self.pg2.get_capture(n_pkts) self.bridge(self.pg2.sw_if_index, is_add=0) # Disable SPAN on pg0 (mirrored to pg2) self.vapi.sw_interface_span_enable_disable( @@ -384,7 +407,7 @@ class TestSpan(VppTestCase): self.verify_capture(pg1_pkts, pg2_pkts) def test_l2_rx_tx_span(self): - """ SPAN l2 rx tx mirror test """ + """ SPAN l2 rx tx mirror """ self.sub_if.admin_up() self.bridge(self.pg2.sw_if_index) @@ -409,10 +432,8 @@ class TestSpan(VppTestCase): self.pg_start() # Verify packets outgoing packet streams on mirrored interface (pg2) - self.logger.info("Verifying capture on interfaces %s and %s" % - (self.pg1.name, self.pg2.name)) - pg0_expected = self.get_packet_count_for_if_idx(self.pg0.sw_if_index) - pg1_expected = self.get_packet_count_for_if_idx(self.pg1.sw_if_index) + pg0_expected = len(pg1_pkts) + pg1_expected = len(pg0_pkts) pg2_expected = pg0_expected + pg1_expected pg0_pkts = self.pg0.get_capture(pg0_expected) @@ -427,6 +448,55 @@ class TestSpan(VppTestCase): self.verify_capture(pg0_pkts + pg1_pkts, pg2_pkts) + def test_l2_bcast_mirror(self): + """ SPAN l2 broadcast mirror """ + + self.sub_if.admin_up() + self.bridge(self.pg2.sw_if_index) + + # Create bi-directional cross-connects between pg0 and pg1 + self.vapi.sw_interface_set_l2_bridge( + self.sub_if.sw_if_index, bd_id=99, enable=1) + self.vapi.sw_interface_set_l2_bridge( + self.pg1.sw_if_index, bd_id=99, enable=1) + + # Create incoming packet streams for packet-generator interfaces + pg0_pkts = self.create_stream( + self.pg0, self.pg_if_packet_sizes, do_dot1=True, bcast=True) + self.pg0.add_stream(pg0_pkts) + pg1_pkts = self.create_stream( + self.pg1, self.pg_if_packet_sizes, do_dot1=False, bcast=True) + self.pg1.add_stream(pg1_pkts) + + # Enable SPAN on pg0 (mirrored to pg2) + self.vapi.sw_interface_span_enable_disable( + self.sub_if.sw_if_index, self.pg2.sw_if_index, is_l2=1, state=3) + self.logger.info(self.vapi.ppcli("show interface span")) + + # Enable packet capturing and start packet sending + self.pg_enable_capture(self.pg_interfaces) + self.pg_start() + + # Verify packets outgoing packet streams on mirrored interface (pg2) + pg0_expected = len(pg1_pkts) + pg1_expected = len(pg0_pkts) + pg2_expected = pg0_expected + pg1_expected + + pg0_pkts = self.pg0.get_capture(pg0_expected) + pg1_pkts = self.pg1.get_capture(pg1_expected) + pg2_pkts = self.pg2.get_capture(pg2_expected) + + self.bridge(self.pg2.sw_if_index, is_add=0) + self.vapi.sw_interface_set_l2_bridge( + self.sub_if.sw_if_index, bd_id=99, enable=0) + self.vapi.sw_interface_set_l2_bridge( + self.pg1.sw_if_index, bd_id=99, enable=0) + # Disable SPAN on pg0 (mirrored to pg2) + self.vapi.sw_interface_span_enable_disable( + self.sub_if.sw_if_index, self.pg2.sw_if_index, state=0, is_l2=1) + + self.verify_capture(pg0_pkts + pg1_pkts, pg2_pkts) + if __name__ == '__main__': unittest.main(testRunner=VppTestRunner) |