Commit baf6a07e authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller
Browse files

selftests/bpf: check for chain-non-0 extack message



Make sure netdevsim doesn't allow offload of chains other than 0,
and that it reports the expected extack message.
Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 2fb89a38
......@@ -430,13 +430,15 @@ class NetdevSim:
return filters
def cls_filter_op(self, op, qdisc="ingress", prio=None, handle=None,
cls="", params="",
chain=None, cls="", params="",
fail=True, include_stderr=False):
spec = ""
if prio is not None:
spec += " prio %d" % (prio)
if handle:
spec += " handle %s" % (handle)
if chain is not None:
spec += " chain %d" % (chain)
return tc("filter {op} dev {dev} {qdisc} {spec} {cls} {params}"\
.format(op=op, dev=self['ifname'], qdisc=qdisc, spec=spec,
......@@ -444,7 +446,7 @@ class NetdevSim:
fail=fail, include_stderr=include_stderr)
def cls_bpf_add_filter(self, bpf, op="add", prio=None, handle=None,
da=False, verbose=False,
chain=None, da=False, verbose=False,
skip_sw=False, skip_hw=False,
fail=True, include_stderr=False):
cls = "bpf " + bpf
......@@ -460,7 +462,7 @@ class NetdevSim:
params += " skip_hw"
return self.cls_filter_op(op=op, prio=prio, handle=handle, cls=cls,
params=params,
chain=chain, params=params,
fail=fail, include_stderr=include_stderr)
def set_ethtool_tc_offloads(self, enable, fail=True):
......@@ -679,6 +681,14 @@ try:
args)
sim.wait_for_flush()
start_test("Test non-0 chain offload...")
ret, _, err = sim.cls_bpf_add_filter(obj, chain=1, prio=1, handle=1,
skip_sw=True,
fail=False, include_stderr=True)
fail(ret == 0, "Offloaded a filter to chain other than 0")
check_extack(err, "Error: Driver supports only offload of chain 0.", args)
sim.tc_flush_filters()
start_test("Test TC replace...")
sim.cls_bpf_add_filter(obj, prio=1, handle=1)
sim.cls_bpf_add_filter(obj, op="replace", prio=1, handle=1)
......
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