selftests/bpf: add test for mixing generic and offload XDP
Add simple sanity check for enabling generic and offload XDP, simply reuse the native and offload checks. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Quentin Monnet <quentin.monnet@netronome.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
This commit is contained in:
Родитель
d7f3563802
Коммит
06ea9e63cd
|
@ -603,6 +603,65 @@ def test_spurios_extack(sim, obj, skip_hw, needle):
|
|||
include_stderr=True)
|
||||
check_no_extack(res, needle)
|
||||
|
||||
def test_multi_prog(sim, obj, modename, modeid):
|
||||
start_test("Test multi-attachment XDP - %s + offload..." %
|
||||
(modename or "default", ))
|
||||
sim.set_xdp(obj, "offload")
|
||||
xdp = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded = sim.dfs_read("bpf_offloaded_id")
|
||||
fail("prog" not in xdp, "Base program not reported in single program mode")
|
||||
fail(len(xdp["attached"]) != 1,
|
||||
"Wrong attached program count with one program")
|
||||
|
||||
sim.set_xdp(obj, modename)
|
||||
two_xdps = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded2 = sim.dfs_read("bpf_offloaded_id")
|
||||
|
||||
fail(two_xdps["mode"] != 4, "Bad mode reported with multiple programs")
|
||||
fail("prog" in two_xdps, "Base program reported in multi program mode")
|
||||
fail(xdp["attached"][0] not in two_xdps["attached"],
|
||||
"Offload program not reported after other activated")
|
||||
fail(len(two_xdps["attached"]) != 2,
|
||||
"Wrong attached program count with two programs")
|
||||
fail(two_xdps["attached"][0]["prog"]["id"] ==
|
||||
two_xdps["attached"][1]["prog"]["id"],
|
||||
"Offloaded and other programs have the same id")
|
||||
fail(offloaded != offloaded2,
|
||||
"Offload ID changed after loading other program")
|
||||
|
||||
start_test("Test multi-attachment XDP - replace...")
|
||||
ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
|
||||
fail(ret == 0, "Replaced one of programs without -force")
|
||||
check_extack(err, "XDP program already attached.", args)
|
||||
|
||||
if modename == "" or modename == "drv":
|
||||
othermode = "" if modename == "drv" else "drv"
|
||||
start_test("Test multi-attachment XDP - detach...")
|
||||
ret, _, err = sim.unset_xdp(othermode, force=True,
|
||||
fail=False, include_stderr=True)
|
||||
fail(ret == 0, "Removed program with a bad mode")
|
||||
check_extack(err, "program loaded with different flags.", args)
|
||||
|
||||
sim.unset_xdp("offload")
|
||||
xdp = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded = sim.dfs_read("bpf_offloaded_id")
|
||||
|
||||
fail(xdp["mode"] != modeid, "Bad mode reported after multiple programs")
|
||||
fail("prog" not in xdp,
|
||||
"Base program not reported after multi program mode")
|
||||
fail(xdp["attached"][0] not in two_xdps["attached"],
|
||||
"Offload program not reported after other activated")
|
||||
fail(len(xdp["attached"]) != 1,
|
||||
"Wrong attached program count with remaining programs")
|
||||
fail(offloaded != "0", "Offload ID reported with only other program left")
|
||||
|
||||
start_test("Test multi-attachment XDP - device remove...")
|
||||
sim.set_xdp(obj, "offload")
|
||||
sim.remove()
|
||||
|
||||
sim = NetdevSim()
|
||||
sim.set_ethtool_tc_offloads(True)
|
||||
return sim
|
||||
|
||||
# Parse command line
|
||||
parser = argparse.ArgumentParser()
|
||||
|
@ -936,60 +995,9 @@ try:
|
|||
rm(pin_file)
|
||||
bpftool_prog_list_wait(expected=0)
|
||||
|
||||
start_test("Test multi-attachment XDP - attach...")
|
||||
sim.set_xdp(obj, "offload")
|
||||
xdp = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded = sim.dfs_read("bpf_offloaded_id")
|
||||
fail("prog" not in xdp, "Base program not reported in single program mode")
|
||||
fail(len(ipl["xdp"]["attached"]) != 1,
|
||||
"Wrong attached program count with one program")
|
||||
|
||||
sim.set_xdp(obj, "")
|
||||
two_xdps = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded2 = sim.dfs_read("bpf_offloaded_id")
|
||||
|
||||
fail(two_xdps["mode"] != 4, "Bad mode reported with multiple programs")
|
||||
fail("prog" in two_xdps, "Base program reported in multi program mode")
|
||||
fail(xdp["attached"][0] not in two_xdps["attached"],
|
||||
"Offload program not reported after driver activated")
|
||||
fail(len(two_xdps["attached"]) != 2,
|
||||
"Wrong attached program count with two programs")
|
||||
fail(two_xdps["attached"][0]["prog"]["id"] ==
|
||||
two_xdps["attached"][1]["prog"]["id"],
|
||||
"offloaded and drv programs have the same id")
|
||||
fail(offloaded != offloaded2,
|
||||
"offload ID changed after loading driver program")
|
||||
|
||||
start_test("Test multi-attachment XDP - replace...")
|
||||
ret, _, err = sim.set_xdp(obj, "offload", fail=False, include_stderr=True)
|
||||
fail(ret == 0, "Replaced one of programs without -force")
|
||||
check_extack(err, "XDP program already attached.", args)
|
||||
|
||||
start_test("Test multi-attachment XDP - detach...")
|
||||
ret, _, err = sim.unset_xdp("drv", force=True,
|
||||
fail=False, include_stderr=True)
|
||||
fail(ret == 0, "Removed program with a bad mode")
|
||||
check_extack(err, "program loaded with different flags.", args)
|
||||
|
||||
sim.unset_xdp("offload")
|
||||
xdp = sim.ip_link_show(xdp=True)["xdp"]
|
||||
offloaded = sim.dfs_read("bpf_offloaded_id")
|
||||
|
||||
fail(xdp["mode"] != 1, "Bad mode reported after multiple programs")
|
||||
fail("prog" not in xdp,
|
||||
"Base program not reported after multi program mode")
|
||||
fail(xdp["attached"][0] not in two_xdps["attached"],
|
||||
"Offload program not reported after driver activated")
|
||||
fail(len(ipl["xdp"]["attached"]) != 1,
|
||||
"Wrong attached program count with remaining programs")
|
||||
fail(offloaded != "0", "offload ID reported with only driver program left")
|
||||
|
||||
start_test("Test multi-attachment XDP - device remove...")
|
||||
sim.set_xdp(obj, "offload")
|
||||
sim.remove()
|
||||
|
||||
sim = NetdevSim()
|
||||
sim.set_ethtool_tc_offloads(True)
|
||||
sim = test_multi_prog(sim, obj, "", 1)
|
||||
sim = test_multi_prog(sim, obj, "drv", 1)
|
||||
sim = test_multi_prog(sim, obj, "generic", 2)
|
||||
|
||||
start_test("Test mixing of TC and XDP...")
|
||||
sim.tc_add_ingress()
|
||||
|
|
Загрузка…
Ссылка в новой задаче