def setup_module(mod):
"""
Sets up the pytest environment
* `mod`: module name
"""
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
json_file = "{}/ospfv3_nssa.json".format(CWD)
tgen = Topogen(json_file, mod.__name__)
global topo
topo = tgen.json_topo
# ... and here it calls Mininet initialization functions.
# get list of daemons needs to be started for this suite.
daemons = topo_daemons(tgen, topo)
# Starting topology, create tmp files which are loaded to routers
# to start daemons and then start routers
start_topology(tgen, daemons)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
result = verify_ospf6_neighbor(tgen, topo)
assert result is True, "setup_module: Failed \n Error:" " {}".format(
result)
logger.info("Running setup_module() done")
def setup_module(mod):
"""
Sets up the pytest environment
* `mod`: module name
"""
# Required linux kernel version for this suite to run.
result = required_linux_kernel_version("4.15")
if result is not True:
pytest.skip("Kernel requirements are not met")
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Master Topology: \n {}".format(TOPOLOGY))
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
tgen = Topogen(CreateTopo, mod.__name__)
# ... and here it calls Mininet initialization functions.
# get list of daemons needs to be started for this suite.
daemons = topo_daemons(tgen, topo)
# Starting topology, create tmp files which are loaded to routers
# to start deamons and then start routers
start_topology(tgen, daemons)
# Don"t run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
logger.info("Running setup_module() done")
def setup_module(mod):
"""
Sets up the pytest environment
* `mod`: module name
"""
global ADDR_TYPES
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
tgen = Topogen(CreateTopo, mod.__name__)
# ... and here it calls Mininet initialization functions.
# Starting topology, create tmp files which are loaded to routers
# to start deamons and then start routers
start_topology(tgen)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
# Checking BGP convergence
global bgp_convergence
# Don"t run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
# Api call verify whether BGP is converged
bgp_convergence = verify_bgp_convergence(tgen, topo)
assert bgp_convergence is True, ("setup_module :Failed \n Error:"
" {}".format(bgp_convergence))
logger.info("Running setup_module() done")
def setup_module(mod):
"""
Sets up the pytest environment
* `mod`: module name
"""
# Required linux kernel version for this suite to run.
result = required_linux_kernel_version("4.15")
if result is not True:
pytest.skip("Kernel requirements are not met")
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
tgen = Topogen(CreateTopo, mod.__name__)
# ... and here it calls Mininet initialization functions.
# Starting topology, create tmp files which are loaded to routers
# to start deamons and then start routers
start_topology(tgen)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
global ADDR_TYPES
global BGP_CONVERGENCE
ADDR_TYPES = check_address_types()
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error: {}".format(
BGP_CONVERGENCE)
logger.info("Running setup_module() done")
def setup_module(mod):
"""Sets up the pytest environment."""
global topo
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
tgen = Topogen(CreateTopo, mod.__name__)
# ... and here it calls Mininet initialization functions.
# get list of daemons needs to be started for this suite.
daemons = topo_daemons(tgen, topo)
# Starting topology, create tmp files which are loaded to routers
# to start daemons and then start routers
start_topology(tgen, daemons)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
# Api call verify whether OSPF converged
ospf_covergence_ipv4 = verify_ospf_neighbor(tgen, topo)
assert ospf_covergence_ipv4 is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence_ipv4)
# Api call verify whether OSPF6 converged
ospf_covergence_ipv6 = verify_ospf6_neighbor(tgen, topo)
assert ospf_covergence_ipv6 is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence_ipv6)
logger.info("Running setup_module() done")
def test_ospf_p2p_tc3_p0(request):
"""OSPF IFSM -Verify state change events on p2p network."""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
global topo
step("Bring up the base config as per the topology")
reset_config_on_routers(tgen)
step("Verify that OSPF is subscribed to multi cast services "
"(All SPF, all DR Routers).")
step("Verify that interface is enabled in ospf.")
step("Verify that config is successful.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"r3": {
"ospf": {
"mcastMemberOspfAllRouters": True,
"ospfEnabled": True
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Delete the ip address")
topo1 = {
"r0": {
"links": {
"r3": {
"ipv4": topo["routers"]["r0"]["links"]["r3"]["ipv4"],
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, topo1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Change the ip on the R0 interface")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"]
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"] = str(
IPv4Address(frr_unicode(intf_ip.split("/")[0])) + 3) + "/{}".format(
intf_ip.split("/")[1])
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"r3": {
"ospf": {
"ipAddress":
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]
["ipv4"].split("/")[0],
"ipAddressPrefixlen":
int(topo_modify_change_ip["routers"]["r0"]["links"]
["r3"]["ipv4"].split("/")[1]),
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Modify the mask on the R0 interface")
ip_addr = topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"]
mask = topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"]
step("Delete the ip address")
topo1 = {
"r0": {
"links": {
"r3": {
"ipv4": ip_addr,
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, topo1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Change the ip on the R0 interface")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"]
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]["ipv4"] = str(
IPv4Address(frr_unicode(intf_ip.split("/")[0])) +
3) + "/{}".format(int(intf_ip.split("/")[1]) + 1)
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"r3": {
"ospf": {
"ipAddress":
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]
["ipv4"].split("/")[0],
"ipAddressPrefixlen":
int(topo_modify_change_ip["routers"]["r0"]["links"]
["r3"]["ipv4"].split("/")[1]),
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
topo1 = {
"r0": {
"links": {
"r3": {
"ipv4":
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]
["ipv4"],
"interface":
topo_modify_change_ip["routers"]["r0"]["links"]["r3"]
["interface"],
"delete":
True,
}
}
}
}
result = create_interfaces_cfg(tgen, topo1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
build_config_from_json(tgen, topo, save_bkup=False)
step("Change the area id on the interface")
input_dict = {
"r0": {
"links": {
"r3": {
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"ospf": {
"area": "0.0.0.0"
},
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
input_dict = {
"r0": {
"links": {
"r3": {
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"ospf": {
"area": "0.0.0.1"
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"r3": {
"ospf": {
"area": "0.0.0.1",
"ospfEnabled": True
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
input_dict = {
"r0": {
"links": {
"r3": {
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"ospf": {
"area": "0.0.0.1"
},
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
input_dict = {
"r0": {
"links": {
"r3": {
"interface":
topo["routers"]["r0"]["links"]["r3"]["interface"],
"ospf": {
"area": "0.0.0.0"
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
# Api call verify whether BGP is converged
ospf_covergence = verify_ospf_neighbor(tgen, topo)
assert ospf_covergence is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
write_test_footer(tc_name)
def ospfv3_router_id_tc14_p2(request):
"""OSPF Router ID - Verify OSPF router id changes."""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
global topo
step(" Bring up the base config as per the topology")
reset_config_on_routers(tgen)
step("Configure system router id as 1.1.1.1 on R1 , clear ospf router")
ospf_rid = {"r0": {"ospf6": {"router_id": "1.1.1.1"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
step("configure ospf router id as 1.1.1.2 on R1, clear ospf router")
ospf_rid = {"r1": {"ospf6": {"router_id": "1.1.1.2"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
topo1 = deepcopy(topo)
step("Verify that OSPF takes system router ID as ospf router id.")
topo1["routers"]["r0"]["ospf6"]["router_id"] = "1.1.1.1"
topo1["routers"]["r1"]["ospf6"]["router_id"] = "1.1.1.2"
for rtr in topo["routers"]:
clear_ospf(tgen, rtr, ospf="ospf6")
ospf_covergence = verify_ospf6_neighbor(tgen, topo1)
assert ospf_covergence is True, "OSPF NBRs not up.Failed \n Error:" " {}".format(
ospf_covergence)
step(" delete ospf router id and clear ospf process.")
ospf_rid = {"r0": {"ospf6": {"del_router_id": "1.1.1.1"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
ospf_rid = {"r1": {"ospf6": {"del_router_id": "1.1.1.2"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
reset_config_on_routers(tgen)
step(" Configure R0 R1 R2 with same router ids")
ospf_rid = {"r0": {"ospf6": {"router_id": "1.1.1.1"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
step("configure ospf router id as 1.1.1.2 on R1, reboot router")
ospf_rid = {"r1": {"ospf6": {"router_id": "1.1.1.1"}}}
result = create_router_ospf(tgen, topo, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
ospf_covergence = verify_ospf6_neighbor(tgen, topo, expected=False)
assert (ospf_covergence
is not True), "OSPF NBRs are up.Failed \n Error:" " {}".format(
ospf_covergence)
topo1 = {}
topo1 = deepcopy(topo)
for rtr in ["r1", "r2", "r3", "r0"]:
topo1["routers"][rtr]["ospf6"].pop("router_id")
build_config_from_json(tgen, topo1, save_bkup=False)
ospf_covergence = verify_ospf6_neighbor(tgen, topo)
assert ospf_covergence is not True, (
"Testcase {} :Failed \n Neighborship "
"should not up as no router id is configured. Error: {}".format(
tc_name, result))
step("Clear ospf process and check nbrs should not be up.")
for rtr in topo["routers"]:
clear_ospf(tgen, rtr, ospf="ospf6")
ospf_covergence = verify_ospf6_neighbor(tgen, topo)
assert ospf_covergence is not True, (
"Testcase {} :Failed \n Neighborship "
"should not up as no router id is configured. Error: {}".format(
tc_name, result))
topo1 = deepcopy(topo)
step("Configure system router id on routers , clear ospf router")
ospf_rid = {
"r0": {
"ospf6": {
"router_id": "1.1.1.1"
}
},
"r1": {
"ospf6": {
"router_id": "1.1.1.2"
}
},
"r2": {
"ospf6": {
"router_id": "1.1.1.3"
}
},
"r3": {
"ospf6": {
"router_id": "1.1.1.4"
}
},
}
result = create_router_ospf(tgen, topo1, ospf_rid)
assert result is True, "Testcase : Failed \n Error: {}".format(result)
topo1["routers"]["r0"]["ospf6"]["router_id"] = "1.1.1.1"
topo1["routers"]["r1"]["ospf6"]["router_id"] = "1.1.1.2"
topo1["routers"]["r2"]["ospf6"]["router_id"] = "1.1.1.3"
topo1["routers"]["r3"]["ospf6"]["router_id"] = "1.1.1.4"
ospf_covergence = verify_ospf6_neighbor(tgen, topo1)
assert ospf_covergence is True, "OSPF NBRs not up.Failed \n Error:" " {}".format(
ospf_covergence)
step(" Bring up the base config as per the topology")
reset_config_on_routers(tgen)
ospf_covergence = verify_ospf6_neighbor(tgen, topo)
assert ospf_covergence is True, "OSPF NBRs not up.Failed \n Error:" " {}".format(
ospf_covergence)
write_test_footer(tc_name)
def test_bgp_with_loopback_interface(request):
"""
Test BGP with loopback interface
Adding keys:value pair "dest_link": "lo" and "source_link": "lo"
peer dict of input json file for all router's creating config using
loopback interface. Once BGP neighboship is up then verifying BGP
convergence
"""
tgen = get_topogen()
if BGP_CONVERGENCE is not True:
pytest.skip("skipped because of BGP Convergence failure")
# test case name
tc_name = request.node.name
write_test_header(tc_name)
# Creating configuration from JSON
reset_config_on_routers(tgen)
for routerN in sorted(topo["routers"].keys()):
for bgp_neighbor in topo["routers"][routerN]["bgp"]["address_family"]["ipv4"][
"unicast"
]["neighbor"].keys():
# Adding ['source_link'] = 'lo' key:value pair
topo["routers"][routerN]["bgp"]["address_family"]["ipv4"]["unicast"][
"neighbor"
][bgp_neighbor]["dest_link"] = {
"lo": {
"source_link": "lo",
}
}
# Creating configuration from JSON
build_config_from_json(tgen, topo)
input_dict = {
"r1": {
"static_routes": [
{"network": "1.0.2.17/32", "next_hop": "10.0.0.2"},
{"network": "1.0.3.17/32", "next_hop": "10.0.0.6"},
]
},
"r2": {
"static_routes": [
{"network": "1.0.1.17/32", "next_hop": "10.0.0.1"},
{"network": "1.0.3.17/32", "next_hop": "10.0.0.10"},
]
},
"r3": {
"static_routes": [
{"network": "1.0.1.17/32", "next_hop": "10.0.0.5"},
{"network": "1.0.2.17/32", "next_hop": "10.0.0.9"},
{"network": "1.0.4.17/32", "next_hop": "10.0.0.14"},
]
},
"r4": {"static_routes": [{"network": "1.0.3.17/32", "next_hop": "10.0.0.13"}]},
}
result = create_static_routes(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
# Api call verify whether BGP is converged
result = verify_bgp_convergence(tgen, topo)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
write_test_footer(tc_name)
def test_modify_route_map_match_set_clauses_p1(request):
"""
TC13_CHAOS_4:
1.5.13. Verify that Changing route-map configurations(match/set clauses) on
the fly it takes immediate effect.
"""
tgen = get_topogen()
tc_name = request.node.name
write_test_header(tc_name)
build_config_from_json(tgen, topo)
if tgen.routers_have_failure():
check_router_status(tgen)
for addr_type in ADDR_TYPES:
step("Configure route-map to set community attribute for a specific"
"prefix on R1 in vrf ISR")
input_dict_pf = {
"r1": {
"prefix_lists": {
addr_type: {
"pflist_ABC_{}".format(addr_type): [{
"seqid":
10,
"network":
NETWORK1_1[addr_type],
"action":
"permit",
}]
}
}
}
}
result = create_prefix_lists(tgen, input_dict_pf)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
input_dict_cl = {
"r1": {
"bgp_community_lists": [{
"community_type": "expanded",
"action": "permit",
"name": "COMM",
"value": "100:100",
}]
}
}
result = create_bgp_community_lists(tgen, input_dict_cl)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_XYZ_{}".format(addr_type): [{
"action": "permit",
"match": {
addr_type: {
"prefix_lists":
"pflist_ABC_{}".format(addr_type)
}
},
"set": {
"community": {
"num": "100:100"
}
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Apply this route-map on R1 to vrf ISR while redistributing the"
" prefixes into BGP")
input_dict_1 = {}
DUT = ["r1"]
VRFS = ["ISR"]
AS_NUM = [100]
for dut, vrf, as_num in zip(DUT, VRFS, AS_NUM):
temp = {dut: {"bgp": []}}
input_dict_1.update(temp)
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"redistribute": [{
"redist_type": "static",
"attribute": {
"route-map":
"rmap_XYZ_{}".format(addr_type)
},
}]
}
}
},
})
result = create_router_bgp(tgen, topo, input_dict_1)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Configure another route-map for filtering the prefixes based on"
" community attribute while importing into default vrf")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_IMP_{}".format(addr_type): [{
"action": "permit",
"seq_id": 10,
"match": {
"community_list": {
"id": "COMM"
}
},
"set": {
"community": {
"num": "none"
}
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Apply the route-map while Importing vrf ISR's prefixes into "
"default vrf on router R1:")
input_dict_isr = {}
DUT = ["r1"]
VRFS = ["default"]
AS_NUM = [100]
for dut, vrf, as_num in zip(DUT, VRFS, AS_NUM):
temp = {dut: {"bgp": []}}
input_dict_isr.update(temp)
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"import": {
"vrf": "ISR"
}
}
}
},
})
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"import": {
"vrf":
"route-map rmap_IMP_{}".format(addr_type)
}
}
}
},
})
result = create_router_bgp(tgen, topo, input_dict_isr)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Verify on R1 that only prefixes with community value 100:100"
"in vrf ISR are imported to vrf default. While importing, the"
" community value has been stripped off:")
input_routes_r1 = {
"r1": {
"static_routes": [{
"network": [NETWORK1_1[addr_type]],
"vrf": "default"
}]
}
}
result = verify_bgp_rib(tgen, addr_type, "r1", input_routes_r1)
assert result is True, "Testcase {} : Failed \n Error {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Add set clause in route-map IMP:")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_IMP_{}".format(addr_type): [{
"action": "permit",
"seq_id": 10,
"match": {
"community_list": {
"id": "COMM"
}
},
"set": {
"large_community": {
"num": "100:100:100"
},
"locPrf": 500,
"path": {
"as_num": "100 100",
"as_action": "prepend"
},
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Verify that as we continue adding different attributes "
"step-by-step in route-map IMP those attributes gets "
"attached to prefixes:")
input_routes_r1 = {
"r1": {
"static_routes": [{
"network": [NETWORK1_1[addr_type]],
"vrf": "default"
}]
}
}
input_dict_comm = {"largeCommunity": "100:100:100"}
result = verify_bgp_community(tgen, addr_type, dut,
[NETWORK1_1[addr_type]], input_dict_comm)
assert result is True, "Testcase {} : Failed \n Error {}".format(
tc_name, result)
input_rmap = {
"r1": {
"route_maps": {
"rmap_IMP_{}".format(addr_type): [{
"set": {
"locPrf": 500
}
}]
}
}
}
result = verify_bgp_attributes(
tgen,
addr_type,
"r1",
[NETWORK1_1[addr_type]],
rmap_name="rmap_IMP_{}".format(addr_type),
input_dict=input_rmap,
)
assert result is True, "Testcase : Failed \n Error: {}".format(
tc_name, result)
step("Change community-list to match a different value then " "100:100.")
input_dict_cl = {
"r1": {
"bgp_community_lists": [{
"community_type": "expanded",
"action": "permit",
"name": "COMM",
"value": "100:100",
"delete": True,
}]
}
}
result = create_bgp_community_lists(tgen, input_dict_cl)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
input_routes_r1 = {
"r1": {
"static_routes": [{
"network": [NETWORK1_1[addr_type]],
"vrf": "default"
}]
}
}
result = verify_bgp_rib(tgen,
addr_type,
"r1",
input_routes_r1,
expected=False)
assert (
result is not True
), "Testcase {} : Failed \n Error : Routes are still " "present {}".format(
tc_name, result)
write_test_footer(tc_name)
def test_bgp_best_path_with_dynamic_import_p0(request):
"""
TC6_FUNC_6:
1.5.6. Verify BGP best path selection algorithm works fine when
routes are imported from ISR to default vrf and vice versa.
"""
tgen = get_topogen()
tc_name = request.node.name
write_test_header(tc_name)
build_config_from_json(tgen, topo)
if tgen.routers_have_failure():
check_router_status(tgen)
for addr_type in ADDR_TYPES:
step("Redistribute configured static routes into BGP process"
" on R1/R2 and R3")
input_dict_1 = {}
DUT = ["r1", "r2", "r3", "r4"]
VRFS = ["ISR", "ISR", "default", "default"]
AS_NUM = [100, 100, 300, 400]
for dut, vrf, as_num in zip(DUT, VRFS, AS_NUM):
temp = {dut: {"bgp": []}}
input_dict_1.update(temp)
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"redistribute": [{
"redist_type": "static"
}]
}
}
},
})
result = create_router_bgp(tgen, topo, input_dict_1)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Import from default vrf into vrf ISR on R1 and R2 as below")
input_dict_vrf = {}
DUT = ["r1", "r2"]
VRFS = ["ISR", "ISR"]
AS_NUM = [100, 100]
for dut, vrf, as_num in zip(DUT, VRFS, AS_NUM):
temp = {dut: {"bgp": []}}
input_dict_vrf.update(temp)
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"import": {
"vrf": "default"
}
}
}
},
})
result = create_router_bgp(tgen, topo, input_dict_vrf)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
input_dict_default = {}
DUT = ["r1", "r2"]
VRFS = ["default", "default"]
AS_NUM = [100, 100]
for dut, vrf, as_num in zip(DUT, VRFS, AS_NUM):
temp = {dut: {"bgp": []}}
input_dict_default.update(temp)
temp[dut]["bgp"].append({
"local_as": as_num,
"vrf": vrf,
"address_family": {
addr_type: {
"unicast": {
"import": {
"vrf": "ISR"
}
}
}
},
})
result = create_router_bgp(tgen, topo, input_dict_default)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Verify ECMP/Next-hop/Imported routes Vs Locally originated "
"routes/eBGP routes vs iBGP routes --already covered in almost"
" all tests")
for addr_type in ADDR_TYPES:
step("Verify Pre-emption")
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type]]
}]
}
}
intf_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"]["interface"]
intf_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"]["interface"]
if addr_type == "ipv6" and "link_local" in PREFERRED_NEXT_HOP:
nh_r3_r1 = get_frr_ipv6_linklocal(tgen, "r3", intf=intf_r3_r1)
nh_r4_r1 = get_frr_ipv6_linklocal(tgen, "r4", intf=intf_r4_r1)
else:
nh_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"][
addr_type].split("/")[0]
nh_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"][
addr_type].split("/")[0]
result = verify_bgp_rib(tgen,
addr_type,
"r1",
input_routes_r3,
next_hop=[nh_r4_r1])
assert result is True, "Testcase {} : Failed \n Error {}".format(
tc_name, result)
step("Shutdown interface connected to r1 from r4:")
shutdown_bringup_interface(tgen, "r4", intf_r4_r1, False)
for addr_type in ADDR_TYPES:
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type]]
}]
}
}
intf_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"]["interface"]
intf_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"]["interface"]
if addr_type == "ipv6" and "link_local" in PREFERRED_NEXT_HOP:
nh_r3_r1 = get_frr_ipv6_linklocal(tgen, "r3", intf=intf_r3_r1)
nh_r4_r1 = get_frr_ipv6_linklocal(tgen, "r4", intf=intf_r4_r1)
else:
nh_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"][
addr_type].split("/")[0]
nh_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"][
addr_type].split("/")[0]
step("Verify next-hop is changed")
result = verify_bgp_rib(tgen,
addr_type,
"r1",
input_routes_r3,
next_hop=[nh_r3_r1])
assert result is True, "Testcase {} : Failed \n Error {}".format(
tc_name, result)
step("Bringup interface connected to r1 from r4:")
shutdown_bringup_interface(tgen, "r4", intf_r4_r1, True)
for addr_type in ADDR_TYPES:
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type]]
}]
}
}
intf_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"]["interface"]
intf_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"]["interface"]
if addr_type == "ipv6" and "link_local" in PREFERRED_NEXT_HOP:
nh_r3_r1 = get_frr_ipv6_linklocal(tgen, "r3", intf=intf_r3_r1)
nh_r4_r1 = get_frr_ipv6_linklocal(tgen, "r4", intf=intf_r4_r1)
else:
nh_r3_r1 = topo["routers"]["r3"]["links"]["r1-link1"][
addr_type].split("/")[0]
nh_r4_r1 = topo["routers"]["r4"]["links"]["r1-link1"][
addr_type].split("/")[0]
step("Verify next-hop is not chnaged aftr shutdown:")
result = verify_bgp_rib(tgen,
addr_type,
"r1",
input_routes_r3,
next_hop=[nh_r3_r1])
assert result is True, "Testcase {} : Failed \n Error {}".format(
tc_name, result)
step("Active-Standby scenario(as-path prepend and Local pref)")
for addr_type in ADDR_TYPES:
step("Create prefix-list")
input_dict_pf = {
"r1": {
"prefix_lists": {
addr_type: {
"pf_ls_{}".format(addr_type): [{
"seqid":
10,
"network":
NETWORK3_4[addr_type],
"action":
"permit",
}]
}
}
}
}
result = create_prefix_lists(tgen, input_dict_pf)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Create route-map to match prefix-list and set localpref 500")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_PATH1_{}".format(addr_type): [{
"action": "permit",
"seq_id": 10,
"match": {
addr_type: {
"prefix_lists": "pf_ls_{}".format(addr_type)
}
},
"set": {
"locPrf": 500
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Create route-map to match prefix-list and set localpref 600")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_PATH2_{}".format(addr_type): [{
"action": "permit",
"seq_id": 20,
"match": {
addr_type: {
"prefix_lists": "pf_ls_{}".format(addr_type)
}
},
"set": {
"locPrf": 600
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
input_dict_rma = {
"r1": {
"bgp": [{
"local_as": "100",
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r3": {
"dest_link": {
"r1-link1": {
"route_maps": [{
"name":
"rmap_PATH1_{}".format(
addr_type),
"direction":
"in",
}]
}
}
},
"r4": {
"dest_link": {
"r1-link1": {
"route_maps": [{
"name":
"rmap_PATH2_{}".format(
addr_type),
"direction":
"in",
}]
}
}
},
}
}
}
},
}]
}
}
result = create_router_bgp(tgen, topo, input_dict_rma)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
dut = "r1"
attribute = "locPrf"
for addr_type in ADDR_TYPES:
step("Verify bestpath is installed as per highest localpref")
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type], NETWORK3_4[addr_type]]
}]
}
}
result = verify_best_path_as_per_bgp_attribute(tgen, addr_type, dut,
input_routes_r3,
attribute)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Create route-map to match prefix-list and set localpref 700")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_PATH1_{}".format(addr_type): [{
"action": "permit",
"seq_id": 10,
"match": {
addr_type: {
"prefix_lists": "pf_ls_{}".format(addr_type)
}
},
"set": {
"locPrf": 700
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Verify bestpath is changed as per highest localpref")
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type], NETWORK3_4[addr_type]]
}]
}
}
result = verify_best_path_as_per_bgp_attribute(tgen, addr_type, dut,
input_routes_r3,
attribute)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
for addr_type in ADDR_TYPES:
step("Create route-map to match prefix-list and set as-path prepend")
input_dict_rm = {
"r1": {
"route_maps": {
"rmap_PATH2_{}".format(addr_type): [{
"action": "permit",
"seq_id": 20,
"match": {
addr_type: {
"prefix_lists": "pf_ls_{}".format(addr_type)
}
},
"set": {
"localpref": 700,
"path": {
"as_num": "111",
"as_action": "prepend"
},
},
}]
}
}
}
result = create_route_maps(tgen, input_dict_rm)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
attribute = "path"
for addr_type in ADDR_TYPES:
step("Verify bestpath is changed as per shortest as-path")
input_routes_r3 = {
"r3": {
"static_routes": [{
"network": [NETWORK3_3[addr_type], NETWORK3_4[addr_type]]
}]
}
}
result = verify_best_path_as_per_bgp_attribute(tgen, addr_type, dut,
input_routes_r3,
attribute)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
write_test_footer(tc_name)
def setup_module(mod):
"""
Sets up the pytest environment.
* `mod`: module name
"""
global NEXT_HOPS, INTF_LIST_R3, INTF_LIST_R2, TEST_STATIC
global ADDR_TYPES
# Required linux kernel version for this suite to run.
result = required_linux_kernel_version("4.15")
if result is not True:
pytest.skip("Kernel requirements are not met")
testsuite_run_time = time.asctime(time.localtime(time.time()))
logger.info("Testsuite start time: {}".format(testsuite_run_time))
logger.info("=" * 40)
logger.info("Running setup_module to create topology")
# This function initiates the topology build with Topogen...
tgen = Topogen(CreateTopo, mod.__name__)
# Starting topology, create tmp files which are loaded to routers
# to start deamons and then start routers
start_topology(tgen)
# Creating configuration from JSON
build_config_from_json(tgen, topo)
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
# tgen.mininet_cli()
# Api call verify whether BGP is converged
ADDR_TYPES = check_address_types()
for addr_type in ADDR_TYPES:
BGP_CONVERGENCE = verify_bgp_convergence(tgen, topo)
assert BGP_CONVERGENCE is True, "setup_module :Failed \n Error:" " {}".format(
BGP_CONVERGENCE)
link_data = [
val for links, val in topo["routers"]["r2"]["links"].items()
if "r3" in links
]
for adt in ADDR_TYPES:
NEXT_HOPS[adt] = [val[adt].split("/")[0] for val in link_data]
if adt == "ipv4":
NEXT_HOPS[adt] = sorted(NEXT_HOPS[adt],
key=lambda x: int(x.split(".")[2]))
elif adt == "ipv6":
NEXT_HOPS[adt] = sorted(NEXT_HOPS[adt],
key=lambda x: int(x.split(":")[-3], 16))
INTF_LIST_R2 = [val["interface"].split("/")[0] for val in link_data]
INTF_LIST_R2 = sorted(INTF_LIST_R2, key=lambda x: int(x.split("eth")[1]))
link_data = [
val for links, val in topo["routers"]["r3"]["links"].items()
if "r2" in links
]
INTF_LIST_R3 = [val["interface"].split("/")[0] for val in link_data]
INTF_LIST_R3 = sorted(INTF_LIST_R3, key=lambda x: int(x.split("eth")[1]))
# STATIC_ROUTE = True
logger.info("Running setup_module() done")
def test_ospf_lan_tc1_p0(request):
"""
OSPF Hello protocol - Verify DR BDR Elections
"""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
global topo
step("Bring up the base config as per the topology")
reset_config_on_routers(tgen)
step("Verify that DR BDR DRother are elected in the LAN.")
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "DR"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r0"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Verify that all the routers are in FULL state with DR and BDR "
"in the topology")
input_dict = {
"r1": {
"ospf": {
"neighbors": {
"r0": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r1"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Configure DR pririty 100 on R0 and clear ospf neighbors "
"on all the routers.")
input_dict = {
"r0": {
"links": {
"s1": {
"interface":
topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {
"priority": 100
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Clear ospf neighbours in all routers")
for rtr in ["r0", "r1", "r2", "r3"]:
clear_ospf(tgen, rtr)
step("Verify that DR election is triggered and R0 is elected as DR")
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r0"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Configure DR pririty 150 on R0 and clear ospf neighbors "
"on all the routers.")
input_dict = {
"r0": {
"links": {
"s1": {
"interface":
topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {
"priority": 150
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Clear ospf neighbours in all routers")
for rtr in ["r0", "r1"]:
clear_ospf(tgen, rtr)
step("Verify that DR election is triggered and R0 is elected as DR")
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r0"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Configure DR priority 0 on R0 & Clear ospf nbrs on all the routers")
input_dict = {
"r0": {
"links": {
"s1": {
"interface":
topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {
"priority": 0
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Clear ospf neighbours in all routers")
for rtr in ["r1"]:
clear_ospf(tgen, rtr)
step("Verify that DR election is triggered and R0 is elected as DRother")
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "DR"
},
"r2": {
"state": "2-Way",
"role": "DROther"
},
"r3": {
"state": "2-Way",
"role": "DROther"
},
}
}
}
}
dut = "r0"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Configure DR priority to default on R0 and Clear ospf neighbors"
" on all the routers")
input_dict = {
"r0": {
"links": {
"s1": {
"interface":
topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {
"priority": 100
},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Clear ospf neighbours in all routers")
for rtr in ["r0", "r1"]:
clear_ospf(tgen, rtr)
step("Verify that DR election is triggered and R0 is elected as DR")
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r0"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Shut interface on R0")
dut = "r0"
intf = topo["routers"]["r0"]["links"]["s1"]["interface"]
shutdown_bringup_interface(tgen, dut, intf, False)
result = verify_ospf_neighbor(tgen, topo, dut, lan=True, expected=False)
assert (
result is not True
), "Testcase {} : Failed \n " "r0: OSPF neighbors-hip is up \n Error: {}".format(
tc_name, result)
step("No Shut interface on R0")
dut = "r0"
intf = topo["routers"]["r0"]["links"]["s1"]["interface"]
shutdown_bringup_interface(tgen, dut, intf, True)
input_dict = {
"r0": {
"ospf": {
"neighbors": {
"r1": {
"state": "Full",
"role": "DR"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
step("Verify that after no shut ospf neighbours are full on R0.")
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Clear ospf on DR router in the topology.")
clear_ospf(tgen, "r0")
step("Verify that BDR is getting promoted to DR after clear.")
step("Verify that all the nbrs are in FULL state with the elected DR.")
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Change the ip on LAN intf on R0 to other ip from the same subnet.")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"]
topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"] = str(
IPv4Address(frr_unicode(intf_ip.split("/")[0])) + 3) + "/{}".format(
intf_ip.split("/")[1])
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
step("Verify that OSPF is in FULL state with other routers with "
"newly configured IP.")
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Change the ospf router id on the R0 and clear ip ospf interface.")
change_rid = {"r0": {"ospf": {"router_id": "100.1.1.100"}}}
result = create_router_ospf(tgen, topo, change_rid)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
topo["routers"]["r0"]["ospf"]["router_id"] = "100.1.1.100"
step("Reload the FRR router")
stop_router(tgen, "r0")
start_router(tgen, "r0")
step("Verify that OSPF is in FULL state with other routers with"
" newly configured router id.")
input_dict = {
"r1": {
"ospf": {
"neighbors": {
"r0": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r1"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
step("Reconfigure the original router id and clear ip ospf interface.")
change_rid = {"r0": {"ospf": {"router_id": "100.1.1.0"}}}
result = create_router_ospf(tgen, topo, change_rid)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
topo["routers"]["r0"]["ospf"]["router_id"] = "100.1.1.0"
step("Reload the FRR router")
# stop/start -> restart FRR router and verify
stop_router(tgen, "r0")
start_router(tgen, "r0")
step("Verify that OSPF is enabled with router id previously configured.")
input_dict = {
"r1": {
"ospf": {
"neighbors": {
"r0": {
"state": "Full",
"role": "Backup"
},
"r2": {
"state": "Full",
"role": "DROther"
},
"r3": {
"state": "Full",
"role": "DROther"
},
}
}
}
}
dut = "r1"
result = verify_ospf_neighbor(tgen, topo, dut, input_dict, lan=True)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result)
write_test_footer(tc_name)
def test_bgp_no_advertise_community_p0(request):
"""
Verify routes are not advertised when NO-ADVERTISE Community is applied
"""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
reset_config_on_routers(tgen)
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
NEXT_HOP_IP = {
"ipv4": topo["routers"]["r0"]["links"]["r1"]["ipv4"].split("/")[0],
"ipv6": topo["routers"]["r0"]["links"]["r1"]["ipv6"].split("/")[0],
}
# configure static routes
dut = "r3"
protocol = "bgp"
for addr_type in ADDR_TYPES:
# Enable static routes
input_dict = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static and connected in Router BGP " "in R1")
input_dict_2 = {
"r1": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"redistribute": [
{"redist_type": "static"},
{"redist_type": "connected"},
]
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"BGP neighbors are up, static and connected route advertised from"
" R1 are present on R2 BGP table and RIB using show ip bgp and "
" show ip route"
)
step(
"Static and connected route advertised from R1 are present on R3"
" BGP table and RIB using show ip bgp and show ip route"
)
dut = "r3"
protocol = "bgp"
result = verify_bgp_rib(tgen, addr_type, dut, input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_rib(tgen, addr_type, dut, input_dict, protocol=protocol)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure prefix list P1 on R2 to permit route coming from R1")
# Create ip prefix list
input_dict_2 = {
"r2": {
"prefix_lists": {
addr_type: {
"pf_list_1_{}".format(addr_type): [
{"seqid": 10, "network": "any", "action": "permit"}
]
}
}
}
}
result = create_prefix_lists(tgen, input_dict_2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# Create route map
input_dict_3 = {
"r2": {
"route_maps": {
"rmap_match_pf_1_{}".format(addr_type): [
{
"action": "permit",
"seq_id": "5",
"match": {
addr_type: {"prefix_lists": "pf_list_1_" + addr_type}
},
"set": {"community": {"num": "no-advertise"}},
}
]
}
}
}
result = create_route_maps(tgen, input_dict_3)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"Apply route-map RM1 on R2, R2 to R3 BGP neighbor with no"
" advertise community"
)
# Configure neighbor for route map
input_dict_4 = {
"r2": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2": {
"route_maps": [
{
"name": "rmap_match_pf_1_"
+ addr_type,
"direction": "in",
}
]
}
}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_4)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"After advertising no advertise community to BGP neighbor "
"static and connected router got removed from R3 verify using "
"show ip bgp & show ip route"
)
result = verify_bgp_rib(tgen, addr_type, dut, input_dict, expected=False)
assert result is not True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
result = verify_rib(
tgen, addr_type, dut, input_dict, protocol=protocol, expected=False
)
assert result is not True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
step("Remove and Add no advertise community")
# Configure neighbor for route map
input_dict_4 = {
"r2": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2": {
"route_maps": [
{
"name": "rmap_match_pf_1_"
+ addr_type,
"direction": "in",
"delete": True,
}
]
}
}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_4)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"After removing no advertise community from BGP neighbor "
"static and connected router got advertised to R3 and "
"removing route-map, verify route using show ip bgp"
" and show ip route"
)
result = verify_bgp_rib(tgen, addr_type, dut, input_dict)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
result = verify_rib(tgen, addr_type, dut, input_dict, protocol=protocol)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
step("Repeat above steps when IBGP nbr configured between R1, R2 & R2, R3")
topo1 = deepcopy(topo)
topo1["routers"]["r1"]["bgp"]["local_as"] = "100"
topo1["routers"]["r2"]["bgp"]["local_as"] = "100"
topo1["routers"]["r3"]["bgp"]["local_as"] = "100"
for rtr in ["r1", "r2", "r3"]:
if "bgp" in topo1["routers"][rtr].keys():
delete_bgp = {rtr: {"bgp": {"delete": True}}}
result = create_router_bgp(tgen, topo1, delete_bgp)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
config_bgp = {
rtr: {"bgp": {"local_as": topo1["routers"][rtr]["bgp"]["local_as"]}}
}
result = create_router_bgp(tgen, topo1, config_bgp)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
build_config_from_json(tgen, topo1, save_bkup=False)
step("verify bgp convergence before starting test case")
bgp_convergence = verify_bgp_convergence(tgen, topo1)
assert bgp_convergence is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, bgp_convergence
)
# configure static routes
dut = "r3"
protocol = "bgp"
for addr_type in ADDR_TYPES:
# Enable static routes
input_dict = {
"r1": {
"static_routes": [
{"network": NETWORK[addr_type], "next_hop": NEXT_HOP_IP[addr_type]}
]
}
}
logger.info("Configure static routes")
result = create_static_routes(tgen, input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("configure redistribute static and connected in Router " "BGP in R1")
input_dict_2 = {
"r1": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"redistribute": [
{"redist_type": "static"},
{"redist_type": "connected"},
]
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"BGP neighbors are up, static and connected route advertised from"
" R1 are present on R2 BGP table and RIB using show ip bgp and "
" show ip route"
)
step(
"Static and connected route advertised from R1 are present on R3"
" BGP table and RIB using show ip bgp and show ip route"
)
dut = "r2"
protocol = "bgp"
result = verify_bgp_rib(tgen, addr_type, dut, input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
result = verify_rib(tgen, addr_type, dut, input_dict, protocol=protocol)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step("Configure prefix list P1 on R2 to permit route coming from R1")
# Create ip prefix list
input_dict_2 = {
"r2": {
"prefix_lists": {
addr_type: {
"pf_list_1_{}".format(addr_type): [
{"seqid": 10, "network": "any", "action": "permit"}
]
}
}
}
}
result = create_prefix_lists(tgen, input_dict_2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
# Create route map
input_dict_3 = {
"r2": {
"route_maps": {
"rmap_match_pf_1_{}".format(addr_type): [
{
"action": "permit",
"seq_id": "5",
"match": {
addr_type: {"prefix_lists": "pf_list_1_" + addr_type}
},
"set": {"community": {"num": "no-advertise"}},
}
]
}
}
}
result = create_route_maps(tgen, input_dict_3)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"Apply route-map RM1 on R2, R2 to R3 BGP neighbor with no"
" advertise community"
)
# Configure neighbor for route map
input_dict_4 = {
"r2": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2": {
"route_maps": [
{
"name": "rmap_match_pf_1_"
+ addr_type,
"direction": "in",
}
]
}
}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_4)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"After advertising no advertise community to BGP neighbor "
"static and connected router got removed from R3 verify using "
"show ip bgp & show ip route"
)
result = verify_bgp_rib(tgen, addr_type, dut, input_dict)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
result = verify_rib(tgen, addr_type, dut, input_dict, protocol=protocol)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
step("Remove and Add no advertise community")
# Configure neighbor for route map
input_dict_4 = {
"r2": {
"bgp": {
"address_family": {
addr_type: {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"r2": {
"route_maps": [
{
"name": "rmap_match_pf_1_"
+ addr_type,
"direction": "in",
"delete": True,
}
]
}
}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo, input_dict_4)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"After removing no advertise community from BGP neighbor "
"static and connected router got advertised to R3 and "
"removing route verify using show ip bgp and "
" show ip route"
)
result = verify_bgp_rib(tgen, addr_type, dut, input_dict)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
result = verify_rib(tgen, addr_type, dut, input_dict, protocol=protocol)
assert result is True, "Testcase {} : Failed \n "
" Routes still present in R3 router. Error: {}".format(tc_name, result)
write_test_footer(tc_name)
def test_ospf_authentication_md5_tc29_p1(request):
"""
OSPF Authentication - Verify ospf authentication with MD5 authentication.
"""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
global topo
step("Bring up the base config.")
reset_config_on_routers(tgen)
step("Configure ospf with on R1 and R2, enable ospf on R1 interface "
"connected to R2 with message-digest authentication using ip "
"ospf authentication message-digest cmd.")
r1_ospf_auth = {
"r1": {
"links": {
"r2": {
"ospf": {
"authentication": "message-digest",
"authentication-key": "ospf",
"message-digest-key": "10",
}
}
}
}
}
result = config_ospf_interface(tgen, topo, r1_ospf_auth)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify that the neighbour is not FULL between R1 and R2.")
# wait for dead time expiry.
sleep(6)
dut = "r1"
ospf_covergence = verify_ospf_neighbor(tgen,
topo,
dut=dut,
expected=False,
attempts=3)
assert ospf_covergence is not True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
step("On R2 enable ospf on interface with message-digest authentication"
" using ip ospf authentication message-digest password cmd.")
r2_ospf_auth = {
"r2": {
"links": {
"r1": {
"ospf": {
"authentication": "message-digest",
"authentication-key": "ospf",
"message-digest-key": "10",
}
}
}
}
}
result = config_ospf_interface(tgen, topo, r2_ospf_auth)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify that the neighbour is FULL between R1 and R2 "
"using show ip ospf neighbor cmd.")
dut = "r2"
ospf_covergence = verify_ospf_neighbor(tgen, topo, dut=dut)
assert ospf_covergence is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
step("Disable message-digest authentication on R2 using no ip ospf "
"authentication message-digest password cmd.")
r2_ospf_auth = {
"r2": {
"links": {
"r1": {
"ospf": {
"authentication": "message-digest",
"authentication-key": "ospf",
"message-digest-key": "10",
"del_action": True,
}
}
}
}
}
result = config_ospf_interface(tgen, topo, r2_ospf_auth)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify on R1 ,nbr is deleted for R2 after dead interval expiry")
# wait till the dead timer expiry
sleep(6)
dut = "r2"
ospf_covergence = verify_ospf_neighbor(tgen,
topo,
dut=dut,
expected=False,
attempts=5)
assert ospf_covergence is not True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
step("Again On R2 enable ospf on interface with message-digest auth")
r2_ospf_auth = {
"r2": {
"links": {
"r1": {
"ospf": {
"authentication": "message-digest",
"authentication-key": "ospf",
"message-digest-key": "10",
}
}
}
}
}
result = config_ospf_interface(tgen, topo, r2_ospf_auth)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify that the neighbour is FULL between R1 and R2 using"
" show ip ospf neighbor cmd.")
dut = "r2"
ospf_covergence = verify_ospf_neighbor(tgen, topo, dut=dut)
assert ospf_covergence is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
step("Shut no shut interface on R1")
dut = "r1"
intf = topo["routers"]["r1"]["links"]["r2"]["interface"]
shutdown_bringup_interface(tgen, dut, intf, False)
dut = "r2"
step("Verify that the neighbour is not FULL between R1 and R2 using "
"show ip ospf neighbor cmd.")
ospf_covergence = verify_ospf_neighbor(tgen, topo, dut=dut, expected=False)
assert ospf_covergence is not True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
dut = "r1"
shutdown_bringup_interface(tgen, dut, intf, True)
step("Verify that the neighbour is FULL between R1 and R2 using "
"show ip ospf neighbor cmd.")
dut = "r2"
ospf_covergence = verify_ospf_neighbor(tgen, topo, dut=dut)
assert ospf_covergence is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
step("Change Ip address on R1 and R2")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r1"]["links"]["r2"]["ipv4"]
topo_modify_change_ip["routers"]["r1"]["links"]["r2"]["ipv4"] = str(
IPv4Address(unicode(intf_ip.split("/")[0])) + 3) + "/{}".format(
intf_ip.split("/")[1])
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
reset_config_on_routers(tgen, routerName="r1")
dut = "r1"
intf = topo["routers"]["r1"]["links"]["r2"]["interface"]
shutdown_bringup_interface(tgen, dut, intf, False)
shutdown_bringup_interface(tgen, dut, intf, True)
clear_ospf(tgen, "r1")
r1_ospf_auth = {
"r1": {
"links": {
"r2": {
"ospf": {
"authentication": "message-digest",
"authentication-key": "ospf",
"message-digest-key": "10",
}
}
}
}
}
result = config_ospf_interface(tgen, topo, r1_ospf_auth)
assert result is True, "Testcase {} :Failed \n Error: {}".format(
tc_name, result)
step("Verify that the neighbour is FULL between R1 and R2 with new "
"ip address using show ip ospf ")
dut = "r1"
ospf_covergence = verify_ospf_neighbor(tgen, topo, dut=dut)
assert ospf_covergence is True, "setup_module :Failed \n Error:" " {}".format(
ospf_covergence)
write_test_footer(tc_name)
def test_ibgp_loopback_nbr_p1(request):
"""
Verify Extended capability nexthop with loopback interface.
Verify IPv4 routes are advertised and withdrawn when IPv6 IBGP
session established using loopback interface
"""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
global topo
topo1 = deepcopy(topo)
reset_config_on_routers(tgen)
step("Configure IPv6 global address between R1 and R2")
step(
"Configure loopback on R1 and R2 and establish EBGP session "
"between R1 and R2 over loopback global ip"
)
step("Configure static route on R1 and R2 for loopback reachability")
step("Enable cap ext nh on r1 and r2 and activate in ipv4 addr family")
for routerN in ["r1", "r2"]:
for addr_type in ["ipv6"]:
for bgp_neighbor in topo1["routers"][routerN]["bgp"]["address_family"][
addr_type
]["unicast"]["neighbor"].keys():
# Adding ['source_link'] = 'lo' key:value pair
if bgp_neighbor == "r1" or bgp_neighbor == "r2":
topo1["routers"][routerN]["bgp"]["address_family"][addr_type][
"unicast"
]["neighbor"][bgp_neighbor]["dest_link"] = {
"lo": {
"source_link": "lo",
"ebgp_multihop": 2,
"capability": "extended-nexthop",
"activate": "ipv4",
}
}
# Creating configuration from JSON
build_config_from_json(tgen, topo1, save_bkup=False)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r1-link0": {"deactivate": "ipv6"}}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r2 = {
"r2": {
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {"r2-link0": {"deactivate": "ipv6"}}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {"r1-link0": {"deactivate": "ipv4"}}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r2 = {
"r2": {
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {"r2-link0": {"deactivate": "ipv4"}}
}
}
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
r2_lo_v4 = topo["routers"]["r2"]["links"]["lo"]["ipv4"]
r2_lo_v6 = topo["routers"]["r2"]["links"]["lo"]["ipv6"]
r1_lo_v4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
r1_lo_v6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
r1_r2_intf = topo["routers"]["r1"]["links"]["r2-link0"]["interface"]
r2_r1_intf = topo["routers"]["r2"]["links"]["r1-link0"]["interface"]
r1_r2_v6_nh = topo["routers"]["r1"]["links"]["r2-link0"]["ipv6"].split("/")[0]
r2_r1_v6_nh = topo["routers"]["r2"]["links"]["r1-link0"]["ipv6"].split("/")[0]
ipv4_list = [("r1", r1_r2_intf, [r2_lo_v4]), ("r2", r2_r1_intf, [r1_lo_v4])]
ipv6_list = [
("r1", r1_r2_intf, [r2_lo_v6], r2_r1_v6_nh),
("r2", r2_r1_intf, [r1_lo_v6], r1_r2_v6_nh),
]
for dut, intf, loop_addr in ipv4_list:
result = addKernelRoute(tgen, dut, intf, loop_addr)
# assert result is True, "Testcase {}:Failed \n Error: {}". \
# format(tc_name, result)
for dut, intf, loop_addr, next_hop in ipv6_list:
result = addKernelRoute(tgen, dut, intf, loop_addr, next_hop)
# assert result is True, "Testcase {}:Failed \n Error: {}". \
# format(tc_name, result)
r2_lo_v4 = topo["routers"]["r2"]["links"]["lo"]["ipv4"]
r2_lo_v6 = topo["routers"]["r2"]["links"]["lo"]["ipv6"]
r1_lo_v4 = topo["routers"]["r1"]["links"]["lo"]["ipv4"]
r1_lo_v6 = topo["routers"]["r1"]["links"]["lo"]["ipv6"]
r1_r2_intf = topo["routers"]["r1"]["links"]["r2-link0"]["interface"]
r2_r1_intf = topo["routers"]["r2"]["links"]["r1-link0"]["interface"]
r1_r2_v6_nh = topo["routers"]["r1"]["links"]["r2-link0"]["ipv6"].split("/")[0]
r2_r1_v6_nh = topo["routers"]["r2"]["links"]["r1-link0"]["ipv6"].split("/")[0]
r1_r2_v4_nh = topo["routers"]["r1"]["links"]["r2-link0"]["ipv4"].split("/")[0]
r2_r1_v4_nh = topo["routers"]["r2"]["links"]["r1-link0"]["ipv4"].split("/")[0]
input_dict = {
"r1": {
"static_routes": [
{"network": r2_lo_v4, "next_hop": r2_r1_v4_nh},
{"network": r2_lo_v6, "next_hop": r2_r1_v6_nh},
]
},
"r2": {
"static_routes": [
{"network": r1_lo_v4, "next_hop": r1_r2_v4_nh},
{"network": r1_lo_v6, "next_hop": r1_r2_v6_nh},
]
},
}
result = create_static_routes(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
# Api call verify whether BGP is converged
result = verify_bgp_convergence(tgen, topo1)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
step("Enable cap ext nh on r1 and r2 and activate in ipv4 addr family")
configure_bgp_on_r1 = {
"r1": {
"default_ipv4_unicast": False,
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r2": {
"dest_link": {
"lo": {
"activate": "ipv4",
"capability": "extended-nexthop",
}
}
}
}
}
}
}
},
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r2 = {
"r2": {
"default_ipv4_unicast": False,
"bgp": {
"address_family": {
"ipv6": {
"unicast": {
"neighbor": {
"r1": {
"dest_link": {
"lo": {
"activate": "ipv4",
"capability": "extended-nexthop",
}
}
}
}
}
}
}
},
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r2)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Verify bgp convergence.")
bgp_convergence = verify_bgp_convergence(tgen, topo1)
assert bgp_convergence is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, bgp_convergence
)
step("Configure 2 IPv4 static" " routes on R1, Nexthop as different links of R0")
for rte in range(0, NO_OF_RTES):
# Create Static routes
input_dict = {
"r1": {
"static_routes": [
{
"network": NETWORK["ipv4"][rte],
"no_of_ip": 1,
"next_hop": NEXT_HOP["ipv4"][rte],
}
]
}
}
result = create_static_routes(tgen, input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
step(
"Advertise static routes from IPv4 unicast family and IPv6 "
"unicast family respectively from R1 using red static cmd "
"Advertise loopback from IPv4 unicast family using network command "
"from R1"
)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [{"redist_type": "static"}],
"advertise_networks": [
{"network": NETWORK_CMD_IP, "no_of_network": 1}
],
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step(
"IPv4 routes advertised using static and network command are "
" received on R2 BGP and routing table , "
"verify using show ip bgp, show ip route for IPv4 routes ."
)
gllip = (topo1["routers"]["r1"]["links"]["lo"]["ipv6"].split("/")[0]).lower()
assert gllip is not None, "Testcase {} : Failed \n Error: {}".format(
tc_name, result
)
dut = "r2"
protocol = "bgp"
verify_nh_for_static_rtes = {
"r1": {
"static_routes": [
{
"network": NETWORK["ipv4"][0],
"no_of_ip": NO_OF_RTES,
"next_hop": gllip,
}
]
}
}
bgp_rib = verify_bgp_rib(
tgen, "ipv4", dut, verify_nh_for_static_rtes, next_hop=gllip
)
assert bgp_rib is True, "Testcase {} : Failed \n Error: {}".format(tc_name, bgp_rib)
result = verify_rib(
tgen, "ipv4", dut, verify_nh_for_static_rtes, next_hop=gllip, protocol=protocol
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
verify_nh_for_nw_rtes = {
"r1": {
"static_routes": [
{"network": NETWORK_CMD_IP, "no_of_ip": 1, "next_hop": gllip}
]
}
}
bgp_rib = verify_bgp_rib(tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip)
assert bgp_rib is True, "Testcase {} : Failed \n Error: {}".format(tc_name, bgp_rib)
result = verify_rib(
tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip, protocol=protocol
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step(
"Remove IPv4 routes advertised using network command"
" from R1 and advertise again"
)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [{"redist_type": "static"}],
"advertise_networks": [
{
"network": NETWORK_CMD_IP,
"no_of_network": 1,
"delete": True,
}
],
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [{"redist_type": "static"}],
"advertise_networks": [
{
"network": NETWORK_CMD_IP,
"no_of_network": 1,
}
],
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step(
"After removing IPv4 routes from network command , routes which are "
"advertised using redistribute static are still present in the on "
"R2 , verify using show ip bgp and show ip route"
)
verify_nh_for_nw_rtes = {
"r1": {
"static_routes": [
{"network": NETWORK_CMD_IP, "no_of_ip": 1, "next_hop": gllip}
]
}
}
bgp_rib = verify_bgp_rib(tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip)
assert bgp_rib is True, "Testcase {} : Failed \n Error: {}".format(tc_name, bgp_rib)
result = verify_rib(
tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip, protocol=protocol
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step(
"Remove IPv4 routes advertised using redistribute static"
" command from R1 and advertise again"
)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv4": {
"unicast": {
"redistribute": [{"redist_type": "static", "delete": True}]
}
}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
configure_bgp_on_r1 = {
"r1": {
"bgp": {
"address_family": {
"ipv4": {"unicast": {"redistribute": [{"redist_type": "static"}]}}
}
}
}
}
result = create_router_bgp(tgen, topo1, configure_bgp_on_r1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step(
"After removing IPv4 routes from redistribute static , routes which"
" are advertised using network are still present in the on R2 , "
"verify using show ip bgp and show ip route"
)
verify_nh_for_nw_rtes = {
"r1": {
"static_routes": [
{"network": NETWORK_CMD_IP, "no_of_ip": 1, "next_hop": gllip}
]
}
}
bgp_rib = verify_bgp_rib(tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip)
assert bgp_rib is True, "Testcase {} : Failed \n Error: {}".format(tc_name, bgp_rib)
result = verify_rib(
tgen, "ipv4", dut, verify_nh_for_nw_rtes, next_hop=gllip, protocol=protocol
)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
write_test_footer(tc_name)
def test_ospf_lan_tc2_p0(request):
"""
OSPF IFSM -Verify state change events on DR / BDR / DR Other
"""
tc_name = request.node.name
write_test_header(tc_name)
tgen = get_topogen()
# Don't run this test if we have any failure.
if tgen.routers_have_failure():
pytest.skip(tgen.errors)
global topo
step("Bring up the base config as per the topology")
reset_config_on_routers(tgen)
step(
"Verify that OSPF is subscribed to multi cast services "
"(All SPF, all DR Routers)."
)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"s1": {
"ospf": {
"priority": 98,
"timerDeadSecs": 4,
"area": "0.0.0.3",
"mcastMemberOspfDesignatedRouters": True,
"mcastMemberOspfAllRouters": True,
"ospfEnabled": True,
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Delete the ip address")
topo1 = {
"r0": {
"links": {
"r3": {
"ipv4": topo["routers"]["r0"]["links"]["s1"]["ipv4"],
"interface": topo["routers"]["r0"]["links"]["s1"]["interface"],
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, topo1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Change the ip on the R0 interface")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"]
topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"] = str(
IPv4Address(unicode(intf_ip.split("/")[0])) + 3
) + "/{}".format(intf_ip.split("/")[1])
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"s1": {
"ospf": {
"ipAddress": topo_modify_change_ip["routers"]["r0"]["links"][
"s1"
]["ipv4"].split("/")[0],
"ipAddressPrefixlen": int(
topo_modify_change_ip["routers"]["r0"]["links"]["s1"][
"ipv4"
].split("/")[1]
),
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Modify the mask on the R0 interface")
ip_addr = topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"]
mask = topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"]
step("Delete the ip address")
topo1 = {
"r0": {
"links": {
"r3": {
"ipv4": ip_addr,
"interface": topo["routers"]["r0"]["links"]["s1"]["interface"],
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, topo1)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Change the ip on the R0 interface")
topo_modify_change_ip = deepcopy(topo)
intf_ip = topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"]
topo_modify_change_ip["routers"]["r0"]["links"]["s1"]["ipv4"] = str(
IPv4Address(unicode(intf_ip.split("/")[0])) + 3
) + "/{}".format(int(intf_ip.split("/")[1]) + 1)
build_config_from_json(tgen, topo_modify_change_ip, save_bkup=False)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {
"links": {
"s1": {
"ospf": {
"ipAddress": topo_modify_change_ip["routers"]["r0"]["links"][
"s1"
]["ipv4"].split("/")[0],
"ipAddressPrefixlen": int(
topo_modify_change_ip["routers"]["r0"]["links"]["s1"][
"ipv4"
].split("/")[1]
),
}
}
}
}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
step("Change the area id on the interface")
input_dict = {
"r0": {
"links": {
"s1": {
"interface": topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {"area": "0.0.0.3"},
"delete": True,
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
input_dict = {
"r0": {
"links": {
"s1": {
"interface": topo["routers"]["r0"]["links"]["s1"]["interface"],
"ospf": {"area": "0.0.0.2"},
}
}
}
}
result = create_interfaces_cfg(tgen, input_dict)
assert result is True, "Testcase {} :Failed \n Error: {}".format(tc_name, result)
step("Verify that interface is enabled in ospf.")
dut = "r0"
input_dict = {
"r0": {"links": {"s1": {"ospf": {"area": "0.0.0.2", "ospfEnabled": True}}}}
}
result = verify_ospf_interface(tgen, topo, dut=dut, input_dict=input_dict)
assert result is True, "Testcase {} : Failed \n Error: {}".format(tc_name, result)
write_test_footer(tc_name)
