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test: bridge_vlan_separation: Make test more robust

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Only check for the broadcast sent.

And add more test specification steps
This commit is contained in:
Mattias Walström
2024-11-28 10:31:54 +01:00
parent eabf79c7c4
commit b36e55e642
2 changed files with 17 additions and 9 deletions
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test/case/ietf_interfaces/bridge_vlan_separation/Readme.adoc
+3
View File
@@ -40,6 +40,9 @@ endif::topdoc[]
. Verify ping 10.0.0.4 from host:data11
. Verify ping not possible host:data10->10.0.0.4, host:data11->10.0.0.3, host:data10->10.0.0.2, host:data11->10.0.0.1
. Verify MAC broadcast isolation within VLANs
. Send ping to 10.0.0.255 from host:data10
. Verify broadcast is received on host:data20
. Verify broadcast is NOT received on host:data11 and host:data21
<<<
test/case/ietf_interfaces/bridge_vlan_separation/test.py
+14 -9
View File
@@ -24,6 +24,7 @@ Test that two VLANs are correctly separated in the bridge
....
"""
import infamy
import subprocess
with infamy.Test() as test:
with test.step("Set up topology and attach to target DUT"):
@@ -168,7 +169,7 @@ with infamy.Test() as test:
lambda: ns11.must_not_reach("10.0.0.3"),
lambda: ns10.must_not_reach("10.0.0.2"),
lambda: ns11.must_not_reach("10.0.0.1"))
with test.step("Verify MAC broadcast isolation within VLANs"):
# Clear ARP entries/queued packets
ns10.runsh("ip neigh flush all")
@@ -176,13 +177,17 @@ with infamy.Test() as test:
ns20.runsh("ip neigh flush all")
ns21.runsh("ip neigh flush all")
lambda: ns10.runsh("ping -b -c 5 -i 0.5 10.0.0.255"),
lambda: ns20.must_receive("broadcast or arp"),
infamy.parallel(
lambda: ns11.must_not_receive("broadcast or arp"),
lambda: ns21.must_not_receive("broadcast or arp")
)
# Sending IP subnet broadcast, resulting in MAC broadcast
with test.step("Send ping to 10.0.0.255 from host:data10"):
process=ns10.popen("ping -b -c 5 -i 0.5 10.0.0.255".split(), stderr=subprocess.DEVNULL, stdout=subprocess.DEVNULL)
with test.step("Verify broadcast is received on host:data20"):
ns20.must_receive("ip dst 10.0.0.255")
with test.step("Verify broadcast is NOT received on host:data11 and host:data21"):
infamy.parallel(
lambda: ns11.must_not_receive("ip dst 10.0.0.255"),
lambda: ns21.must_not_receive("ip dst 10.0.0.255")
)
test.succeed()