def test_starg_mroute_p0(request):
"""
1. Verify (*,G) mroute detail on FRR router after BSM rp installed
Topology used:
b1_____
|
|
s1-----f1-----i1-----l1----r1
|
______|
b2
b1 - BSR 1
b2 - BSR 2
s1 - Source
f1 - FHR
i1 - Intermediate Router (also RP)
r1 - Receiver
"""
tgen = get_topogen()
tc_name = request.node.name
write_test_header(tc_name)
kill_iperf(tgen)
clear_ip_mroute(tgen)
reset_config_on_routers(tgen)
clear_ip_pim_interface_traffic(tgen, topo)
# Don"t run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
reset_config_on_routers(tgen)
result = pre_config_to_bsm(tgen, topo, tc_name, "b1", "s1", "r1", "f1",
"i1", "l1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
result = pre_config_to_bsm(tgen, topo, tc_name, "b2", "s1", "r1", "f1",
"i1", "l1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
GROUP_ADDRESS = "226.1.1.1"
# Use scapy to send pre-defined packet from senser to receiver
result = scapy_send_bsr_raw_packet(tgen, topo, "b1", "f1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
bsr_ip = topo["routers"]["b1"]["bsm"]["bsr_packets"]["packet1"][
"bsr"].split("/")[0]
time.sleep(1)
result = iperfSendIGMPJoin(tgen, "r1", GROUP_ADDRESS, join_interval=1)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify bsr state in FHR
result = verify_pim_bsr(tgen, topo, "f1", bsr_ip)
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
# Check igmp groups
step("Verify IGMP groups in LHR l1")
dut = "l1"
intf = "l1-r1-eth1"
result = verify_igmp_groups(tgen, dut, intf, GROUP_ADDRESS)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
group = "226.1.1.1/32"
src_addr = "*"
# Find the elected rp from bsrp-info
step("Find the elected rp from bsrp-info in LHR in l1")
rp = find_rp_from_bsrp_info(tgen, dut, bsr_ip, group)
assert rp is not {}, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
# Check RP detail in LHR
step("Verify RP in LHR in l1")
result = verify_pim_grp_rp_source(tgen, topo, dut, group, "BSR", rp[group])
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify join state and join timer
step("Verify join state and join timer in l1")
iif = "l1-i1-eth0"
result = verify_join_state_and_timer(tgen, dut, iif, src_addr,
GROUP_ADDRESS)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify upstream IIF interface
step("Verify upstream IIF interface in l1")
result = verify_upstream_iif(tgen, dut, iif, src_addr, GROUP_ADDRESS)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify IIF/OIL in pim state
oil = "l1-r1-eth1"
result = verify_pim_state(tgen, dut, iif, oil, GROUP_ADDRESS)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify ip mroute
step("Verify ip mroute in l1")
src_addr = "*"
result = verify_ip_mroutes(tgen, dut, src_addr, GROUP_ADDRESS, iif, oil)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Remove the group rp mapping and send bsm
step(
"Remove the grp-rp mapping by sending bsm with hold time 0 for grp-rp")
result = scapy_send_bsr_raw_packet(tgen, topo, "b1", "f1", "packet2")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
# Check RP unreachable
step("Check RP unreachability in l1")
iif = "Unknown"
result = verify_upstream_iif(tgen,
dut,
iif,
src_addr,
GROUP_ADDRESS,
joinState="NotJoined")
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify that it is not installed
step("Verify that iif is not installed in l1")
iif = "<iif?>"
result = verify_pim_state(tgen,
dut,
iif,
oil,
GROUP_ADDRESS,
installed_fl=0)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify mroute not installed
step("Verify mroute not installed in l1")
result = verify_ip_mroutes(tgen,
dut,
src_addr,
GROUP_ADDRESS,
iif,
oil,
wait=20,
expected=False)
assert result is not True, ("Testcase {} : Failed \n "
"mroute installed in l1 \n Error: {}".format(
tc_name, result))
# Send BSM again to configure rp
step("Add back RP by sending BSM from b1")
result = scapy_send_bsr_raw_packet(tgen, topo, "b1", "f1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
# Verify that (*,G) installed in mroute again
iif = "l1-i1-eth0"
result = verify_ip_mroutes(tgen, dut, src_addr, GROUP_ADDRESS, iif, oil)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
step("clear BSM database before moving to next case")
clear_bsrp_data(tgen, topo)
write_test_footer(tc_name)
def test_overlapping_group_p0(request):
"""
Verify group to RP updated correctly on FRR router, when BSR advertising
the overlapping group address
Topology used:
b1_____
|
|
s1-----f1-----i1-----l1----r1
|
______|
b2
b1 - BSR 1
b2 - BSR 2
s1 - Source
f1 - FHR
i1 - Intermediate Router (also RP)
r1 - Receiver
"""
tgen = get_topogen()
tc_name = request.node.name
write_test_header(tc_name)
kill_iperf(tgen)
clear_ip_mroute(tgen)
reset_config_on_routers(tgen)
clear_ip_pim_interface_traffic(tgen, topo)
# Don"t run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
reset_config_on_routers(tgen)
result = pre_config_to_bsm(tgen, topo, tc_name, "b1", "s1", "r1", "f1",
"i1", "l1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
result = pre_config_to_bsm(tgen, topo, tc_name, "b2", "s1", "r1", "f1",
"i1", "l1", "packet1")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
GROUP_ADDRESS = "225.1.1.1"
# Use scapy to send pre-defined packet from senser to receiver
step("Send BSR packet from b1 to FHR")
result = scapy_send_bsr_raw_packet(tgen, topo, "b1", "f1", "packet4")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
bsr_ip = topo["routers"]["b1"]["bsm"]["bsr_packets"]["packet1"][
"bsr"].split("/")[0]
time.sleep(1)
result = iperfSendIGMPJoin(tgen, "r1", GROUP_ADDRESS, join_interval=1)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify bsr state in FHR
step("Verify if b1 is chosen as bsr in f1")
result = verify_pim_bsr(tgen, topo, "f1", bsr_ip)
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
dut = "l1"
group1 = "225.1.1.1/32"
# Find the elected rp from bsrp-info fro group 225.1.1.1/32
step("Find the elected rp from bsrp-info in LHR for 225.1.1.1/32")
rp1 = find_rp_from_bsrp_info(tgen, dut, bsr_ip, group1)
assert rp1 is not {}, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
group2 = "225.1.1.0/24"
# Find the elected rp from bsrp-info fro group 225.1.1.0/24
step("Find the elected rp from bsrp-info in LHR for 225.1.1.0/24")
rp2 = find_rp_from_bsrp_info(tgen, dut, bsr_ip, group2)
assert rp2 is not {}, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
iif = "l1-i1-eth0"
# Verify upstream rpf for 225.1.1.1 is chosen as rp1
step("Verify upstream rpf for 225.1.1.1 is chosen as rp1 in l1")
result = verify_ip_pim_upstream_rpf(tgen, topo, dut, iif, GROUP_ADDRESS,
rp1)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Send BSR packet from b1 with rp for 225.1.1.1/32 removed
step("Send BSR packet from b1 with rp for 225.1.1.1/32 removed")
result = scapy_send_bsr_raw_packet(tgen, topo, "b1", "f1", "packet5")
assert result is True, "Testcase {} :Failed \n Error {}".format(
tc_name, result)
# Verify upstream rpf for 225.1.1.1 is chosen as rp1
step("Verify upstream rpf for 225.1.1.1 is chosen as rp2 in l1")
result = verify_ip_pim_upstream_rpf(tgen, topo, dut, iif, GROUP_ADDRESS,
rp2)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
# Verify IIF/OIL in pim state
step("Verify iif is installed after rp change in l1")
oil = "l1-r1-eth1"
result = verify_pim_state(tgen, dut, iif, oil, GROUP_ADDRESS)
assert result is True, "Testcase {}:Failed \n Error: {}".format(
tc_name, result)
step("clear BSM database before moving to next case")
clear_bsrp_data(tgen, topo)
write_test_footer(tc_name)
def test_pimv6_add_delete_static_RP_p0(request):
"""
TC_1: Verify upstream interfaces(IIF) and join state are updated
properly after adding and deleting the static RP
TC_2: Verify IIF and OIL in "show ip pim state" updated properly
after adding and deleting the static RP
TC_3: (*, G) Mroute entry are cleared when static RP gets deleted
TC_4: Verify (*,G) prune is send towards the RP after deleting the
static RP
TOPOlogy used:
r0------r1-----r2
iperf DUT RP
"""
tgen = get_topogen()
tc_name = request.node.name
write_test_header(tc_name)
# Don"t run this test if we have any failure.
if tgen.routers_have_failure():
check_router_status(tgen)
step("Shut link b/w R1 and R3 and R1 and R4 as per tescase topology")
intf_r1_r3 = TOPO["routers"]["r1"]["links"]["r3"]["interface"]
intf_r1_r4 = TOPO["routers"]["r1"]["links"]["r4"]["interface"]
for intf in [intf_r1_r3, intf_r1_r4]:
shutdown_bringup_interface(tgen, "r1", intf, ifaceaction=False)
step("Enable PIM between r1 and r2")
step("Enable MLD on r1 interface and send IGMP " "join (FF08::1) to r1")
step("Configure r2 loopback interface as RP")
input_dict = {
"r2": {
"pim6": {
"rp": [{
"rp_addr":
TOPO["routers"]["r2"]["links"]["lo"]["ipv6"].split("/")[0],
"group_addr_range":
GROUP_RANGE_V6,
}]
}
}
}
result = create_pim_config(tgen, TOPO, input_dict)
assert result is True, "Testcase {} : Failed Error: {}".format(
tc_name, result)
step("Verify show ip pim interface traffic without any mld join")
state_dict = {
"r1": {
TOPO["routers"]["r1"]["links"]["r2"]["interface"]: ["pruneTx"]
}
}
state_before = verify_pim_interface_traffic(tgen,
state_dict,
addr_type="ipv6")
assert isinstance(
state_before, dict
), "Testcase{} : Failed \n state_before is not dictionary \n " "Error: {}".format(
tc_name, result)
step("send mld join (FF08::1) to R1")
intf = TOPO["routers"]["r0"]["links"]["r1"]["interface"]
intf_ip = TOPO["routers"]["r0"]["links"]["r1"]["ipv6"].split("/")[0]
result = socat_send_igmp_join_traffic(tgen,
"r0",
"UDP6-RECV",
IGMP_JOIN_V6,
intf,
intf_ip,
join=True)
assert result is True, "Testcase {}: Failed Error: {}".format(
tc_name, result)
step("r1: Verify RP info")
dut = "r1"
oif = TOPO["routers"]["r1"]["links"]["r2"]["interface"]
iif = TOPO["routers"]["r1"]["links"]["r0"]["interface"]
rp_address = TOPO["routers"]["r2"]["links"]["lo"]["ipv6"].split("/")[0]
result = verify_pim_rp_info(tgen, TOPO, dut, GROUP_RANGE_V6, oif,
rp_address, SOURCE)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("r1: Verify upstream IIF interface")
result = verify_upstream_iif(tgen, dut, oif, STAR, IGMP_JOIN_V6)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("r1: Verify upstream join state and join timer")
result = verify_join_state_and_timer(tgen, dut, oif, STAR, IGMP_JOIN_V6)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("r1: Verify PIM state")
result = verify_pim_state(tgen, dut, oif, iif, IGMP_JOIN_V6)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("r1: Verify ip mroutes")
result = verify_mroutes(tgen, dut, STAR, IGMP_JOIN_V6, oif, iif)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("r1: Delete RP configuration")
input_dict = {
"r2": {
"pim6": {
"rp": [{
"rp_addr":
TOPO["routers"]["r2"]["links"]["lo"]["ipv6"].split("/")[0],
"group_addr_range":
GROUP_RANGE_V6,
"delete":
True,
}]
}
}
}
result = create_pim_config(tgen, TOPO, input_dict)
assert result is True, "Testcase {} : Failed Error: {}".format(
tc_name, result)
step("r1: Verify RP info")
result = verify_pim_rp_info(tgen,
TOPO,
dut,
GROUP_RANGE_V6,
oif,
rp_address,
SOURCE,
expected=False)
assert (
result is not True
), "Testcase {} :Failed \n " "RP: {} info is still present \n Error: {}".format(
tc_name, rp_address, result)
step("r1: Verify upstream IIF interface")
result = verify_upstream_iif(tgen,
dut,
oif,
STAR,
IGMP_JOIN_V6,
expected=False)
assert result is not True, (
"Testcase {} :Failed \n "
"Upstream ({}, {}) is still in join state \n Error: {}".format(
tc_name, STAR, IGMP_JOIN_V6, result))
step("r1: Verify upstream join state and join timer")
result = verify_join_state_and_timer(tgen,
dut,
oif,
STAR,
IGMP_JOIN_V6,
expected=False)
assert result is not True, (
"Testcase {} :Failed \n "
"Upstream ({}, {}) timer is still running \n Error: {}".format(
tc_name, STAR, IGMP_JOIN_V6, result))
step("r1: Verify PIM state")
result = verify_pim_state(tgen,
dut,
oif,
iif,
IGMP_JOIN_V6,
expected=False)
assert result is not True, (
"Testcase {} :Failed \n "
"PIM state for group: {} is still Active \n Error: {}".format(
tc_name, IGMP_JOIN_V6, result))
step("r1: Verify ip mroutes")
result = verify_mroutes(tgen,
dut,
STAR,
IGMP_JOIN_V6,
oif,
iif,
expected=False)
assert result is not True, (
"Testcase {} :Failed \n "
"mroute ({}, {}) is still present \n Error: {}".format(
tc_name, STAR, IGMP_JOIN_V6, result))
step("r1: Verify show ip pim interface traffic without any IGMP join")
state_after = verify_pim_interface_traffic(tgen,
state_dict,
addr_type="ipv6")
assert isinstance(
state_after, dict
), "Testcase{} : Failed \n state_before is not dictionary \n " "Error: {}".format(
tc_name, result)
result = verify_state_incremented(state_before, state_after)
assert result is True, "Testcase{} : Failed Error: {}".format(
tc_name, result)
write_test_footer(tc_name)
