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tests: pbr topotests variety of maps and nh-groups

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Signed-off-by: Wesley Coakley <wcoakley@cumulusnetworks.com>
This commit is contained in:
Wesley Coakley 2020-06-05 13:59:55 -04:00
parent 993db04388
commit 38b5ed4b42
6 changed files with 148 additions and 45 deletions
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15
tests/topotests/pbr-topo1/r1/pbr-interface.json
View File

@ -8,5 +8,20 @@
"name":"r1-eth2",
"policy":"DONNA",
"valid":true
},
{
"name":"r1-eth3",
"policy":"AKIHABARA",
"valid":true
},
{
"name":"r1-eth4",
"policy":"ASAKUSA",
"valid":true
},
{
"name":"r1-noexist",
"policy":"NOEXIST",
"valid":false
}
]

51
tests/topotests/pbr-topo1/r1/pbr-map.json
View File

@ -1,21 +1,57 @@
[
{
"name":"DONNA",
"name":"AKIHABARA",
"valid":true,
"policies":[
{
"id":3,
"sequenceNumber":5,
"ruleNumber":304,
"vrfUnchanged":true,
"installed":false,
"installedReason":"Valid",
"matchDst":"192.168.4.0\/24"
}
]
},
{
"name":"ASAKUSA",
"valid":true,
"policies":[
{
"sequenceNumber":5,
"vrfUnchanged":true,
"installed":false,
"installedReason":"Valid",
"matchDst":"c0ff:ee::\/64"
},
{
"sequenceNumber":10,
"vrfUnchanged":false,
"installed":true,
"installedReason":"Valid",
"nexthopGroup":{
"tableId":10002,
"name":"C",
"name":"ASAKUSA10",
"installed":true,
"installedInternally":1
},
"matchDst":"dead:beef::\/64",
"matchMark":314159
}
]
},
{
"name":"DONNA",
"valid":false,
"policies":[
{
"sequenceNumber":5,
"vrfUnchanged":false,
"installed":false,
"installedReason":"Invalid NH-group",
"nexthopGroup":{
"name":"B",
"installed":false,
"installedInternally":0
},
"matchSrc":"1.2.0.0\/16",
"matchDst":"3.4.5.0\/24"
}
@ -26,14 +62,11 @@
"valid":true,
"policies":[
{
"id":1,
"sequenceNumber":5,
"ruleNumber":304,
"vrfUnchanged":false,
"installed":true,
"installedReason":"Valid",
"nexthopGroup":{
"tableId":10003,
"name":"EVA5",
"installed":true,
"installedInternally":1
@ -41,14 +74,12 @@
"matchSrc":"4.5.6.7\/32"
},
{
"id":2,
"sequenceNumber":10,
"ruleNumber":309,
"vrfUnchanged":false,
"installed":true,
"installedReason":"Valid",
"nexthopGroup":{
"tableId":10000,
"name":"A",
"installed":true,
"installedInternally":1

46
tests/topotests/pbr-topo1/r1/pbr-nexthop-groups.json
View File

@ -1,6 +1,16 @@
[
{
"id":10000,
"name":"ASAKUSA10",
"valid":true,
"installed":true,
"nexthops":[
{
"nexthop":"c0ff:ee::1",
"valid":true
}
]
},
{
"name":"A",
"valid":true,
"installed":true,
@ -20,19 +30,44 @@
]
},
{
"id":10002,
"name":"C",
"name":"D",
"valid":true,
"installed":true,
"nexthops":[
{
"nexthop":"192.168.1.44",
"nexthop":"c0ff:ee::3",
"valid":true
},
{
"nexthop":"c0ff:ee::2",
"valid":true
},
{
"nexthop":"c0ff:ee::1",
"valid":true
}
]
},
{
"name":"C",
"valid":true,
"installed":true,
"nexthops":[
{
"nexthop":"192.168.4.3",
"valid":true
},
{
"nexthop":"192.168.4.2",
"valid":true
},
{
"nexthop":"192.168.4.1",
"valid":true
}
]
},
{
"id":10001,
"name":"B",
"valid":false,
"installed":false,
@ -44,7 +79,6 @@
]
},
{
"id":10003,
"name":"EVA5",
"valid":true,
"installed":true,

42
tests/topotests/pbr-topo1/r1/pbrd.conf
View File

@ -1,8 +1,9 @@
debug pbr
!
nexthop-group A
nexthop 192.168.1.2
nexthop 192.168.2.2
nexthop 192.168.3.2
nexhtop 192.168.4.2
!
# This one is bogus and should
# never work
@ -10,7 +11,14 @@ nexthop-group B
nexthop 192.168.50.1
!
nexthop-group C
nexthop 192.168.1.44
nexthop 192.168.4.1
nexthop 192.168.4.2
nexthop 192.168.4.3
!
nexthop-group D
nexthop c0ff:ee::1
nexthop c0ff:ee::2
nexthop c0ff:ee::3
!
pbr-map EVA seq 5
match src-ip 4.5.6.7/32
@ -23,11 +31,35 @@ pbr-map EVA seq 10
pbr-map DONNA seq 5
match dst-ip 3.4.5.0/24
match src-ip 1.2.0.0/16
set nexthop-group C
!
set nexthop-group B
!
pbr-map AKIHABARA seq 5
match dst-ip 192.168.4.0/24
set nexthop-group C
set vrf unchanged
!
pbr-map ASAKUSA seq 5
match dst-ip c0ff:ee::/64
set nexthop-group D
set vrf unchanged
!
pbr-map ASAKUSA seq 10
match dst-ip dead:beef::/64
match mark 314159
set nexthop c0ff:ee::1
!
# Interface policies
int r1-eth1
pbr-policy EVA
!
int r1-eth2
pbr-policy DONNA
!
int r1-eth3
pbr-policy AKIHABARA
!
int r1-eth4
pbr-policy ASAKUSA
!
int r1-noexist
pbr-policy NOEXIST

5
tests/topotests/pbr-topo1/r1/zebra.conf
View File

@ -7,5 +7,8 @@ int r1-eth1
int r1-eth2
ip address 192.168.3.1/24
int r1-eth3
interface r1-eth3
ip address 192.168.4.1/24
int r1-eth4
ipv6 address c0ff:ee::/64

34
tests/topotests/pbr-topo1/test_pbr_topo1.py
View File

@ -61,26 +61,14 @@ class NetworkTopo(Topo):
tgen = get_topogen(self)
# Populate routers
for routern in range(1, 2):
tgen.add_router("r{}".format(routern))
# On main router
# First switch is for a dummy interface (for local network)
switch = tgen.add_switch("sw1")
switch.add_link(tgen.gears["r1"])
# Switches for PBR
# switch 2 switch is for connection to PBR router
switch = tgen.add_switch("sw2")
switch.add_link(tgen.gears["r1"])
# switch 4 is stub on remote PBR router
switch = tgen.add_switch("sw4")
switch.add_link(tgen.gears["r1"])
# switch 3 is between PBR routers
switch = tgen.add_switch("sw3")
switch.add_link(tgen.gears["r1"])
# Populate switches
for switchn in range(1, 6):
switch = tgen.add_switch("sw{}".format(switchn))
switch.add_link(tgen.gears["r1"])
#####################################################
@ -95,7 +83,6 @@ def setup_module(module):
tgen = Topogen(NetworkTopo, module.__name__)
tgen.start_topology()
# This is a sample of configuration loading.
router_list = tgen.routers()
for rname, router in router_list.iteritems():
router.load_config(
@ -106,7 +93,7 @@ def setup_module(module):
)
tgen.start_router()
#gen.mininet_cli()
def teardown_module(_mod):
"Teardown the pytest environment"
@ -141,19 +128,19 @@ def test_pbr_data():
router_list = tgen.routers().values()
for router in router_list:
intf_file = "{}/{}/pbr-interface.json".format(CWD, router.name)
logger.info(intf_file)
# Read expected result from file
expected = json.loads(open(intf_file).read())
# Actual output from router
actual = router.vtysh_cmd("show pbr interface json", isjson=True)
assertmsg = '"show pbr interface" mismatches on {}'.format(router.name)
assert topotest.json_cmp(actual, expected) is None, assertmsg
map_file = "{}/{}/pbr-map.json".format(CWD, router.name)
logger.info(map_file)
# Read expected result from file
expected = json.loads(open(map_file).read())
@ -164,7 +151,8 @@ def test_pbr_data():
assert topotest.json_cmp(actual, expected) is None, assertmsg
nexthop_file = "{}/{}/pbr-nexthop-groups.json".format(CWD, router.name)
logger.info(nexthop_file)
# Read expected result from file
expected = json.loads(open(nexthop_file).read())
@ -174,7 +162,7 @@ def test_pbr_data():
assertmsg = '"show pbr nexthop-groups" mismatches on {}'.format(router.name)
assert topotest.json_cmp(actual, expected) is None, assertmsg
if __name__ == "__main__":
args = ["-s"] + sys.argv[1:]
sys.exit(pytest.main(args))