Sanity check netlink dumps, to make sure dumps don't have
repeated entries or gaps in IDs.
Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx>
---
CC: shuah@xxxxxxxxxx
CC: linux-kselftest@xxxxxxxxxxxxxxx
---
tools/testing/selftests/drivers/net/stats.py | 19 ++++++++++++++++++-
1 file changed, 18 insertions(+), 1 deletion(-)
diff --git a/tools/testing/selftests/drivers/net/stats.py b/tools/testing/selftests/drivers/net/stats.py
index 63e3c045a3b2..031ac9def6c0 100755
--- a/tools/testing/selftests/drivers/net/stats.py
+++ b/tools/testing/selftests/drivers/net/stats.py
@@ -110,6 +110,23 @@ rtnl = RtnlFamily()
ksft_ge(triple[1][key], triple[0][key], comment="bad key: " + key)
ksft_ge(triple[2][key], triple[1][key], comment="bad key: " + key)
+ # Sanity check the dumps
+ queues = NetdevFamily(recv_size=4096).qstats_get({"scope": "queue"}, dump=True)
+ # Reformat the output into {ifindex: {rx: [id, id, ...], tx: [id, id, ...]}}
+ parsed = {}
+ for entry in queues:
+ ifindex = entry["ifindex"]
+ if ifindex not in parsed:
+ parsed[ifindex] = {"rx":[], "tx": []}
+ parsed[ifindex][entry["queue-type"]].append(entry['queue-id'])
+ # Now, validate
+ for ifindex, queues in parsed.items():
+ for qtype in ['rx', 'tx']:
+ ksft_eq(len(queues[qtype]), len(set(queues[qtype])),
+ comment="repeated queue keys")
+ ksft_eq(len(queues[qtype]), max(queues[qtype]) + 1,
+ comment="missing queue keys")
+
# Test invalid dumps
# 0 is invalid
with ksft_raises(NlError) as cm:
@@ -158,7 +175,7 @@ rtnl = RtnlFamily()
def main() -> None:
- with NetDrvEnv(__file__) as cfg:
+ with NetDrvEnv(__file__, queue_count=100) as cfg:
ksft_run([check_pause, check_fec, pkt_byte_sum, qstat_by_ifindex,
check_down],
args=(cfg, ))
--
2.47.1
