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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-02-05 20:03:24 -0800
committerDaniel Borkmann <daniel@iogearbox.net>2019-02-06 15:35:42 +0100
commit42a40e840d4499d06371096ec96fdb7b7018fabf (patch)
tree27f1e97517d4c9a9de9797a07dc691b52584b703 /tools
parent06ea9e63cd2307213652496df089cc950f9aacc6 (diff)
downloadlinux-42a40e840d4499d06371096ec96fdb7b7018fabf.tar.bz2
selftests/bpf: test reading the offloaded program
Test adding the offloaded program after the other program is already installed. 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>
Diffstat (limited to 'tools')
-rwxr-xr-xtools/testing/selftests/bpf/test_offload.py29
1 files changed, 20 insertions, 9 deletions
diff --git a/tools/testing/selftests/bpf/test_offload.py b/tools/testing/selftests/bpf/test_offload.py
index 13fe12d09704..84bea3985d64 100755
--- a/tools/testing/selftests/bpf/test_offload.py
+++ b/tools/testing/selftests/bpf/test_offload.py
@@ -592,6 +592,15 @@ def check_verifier_log(output, reference):
return
fail(True, "Missing or incorrect message from netdevsim in verifier log")
+def check_multi_basic(two_xdps):
+ fail(two_xdps["mode"] != 4, "Bad mode reported with multiple programs")
+ fail("prog" in two_xdps, "Base program reported in multi program mode")
+ 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")
+
def test_spurios_extack(sim, obj, skip_hw, needle):
res = sim.cls_bpf_add_filter(obj, prio=1, handle=1, skip_hw=skip_hw,
include_stderr=True)
@@ -615,17 +624,12 @@ def test_multi_prog(sim, obj, modename, modeid):
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")
+ check_multi_basic(two_xdps)
+
+ offloaded2 = sim.dfs_read("bpf_offloaded_id")
fail(offloaded != offloaded2,
"Offload ID changed after loading other program")
@@ -655,8 +659,15 @@ def test_multi_prog(sim, obj, modename, modeid):
"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...")
+ start_test("Test multi-attachment XDP - reattach...")
sim.set_xdp(obj, "offload")
+ two_xdps = sim.ip_link_show(xdp=True)["xdp"]
+
+ fail(xdp["attached"][0] not in two_xdps["attached"],
+ "Other program not reported after offload activated")
+ check_multi_basic(two_xdps)
+
+ start_test("Test multi-attachment XDP - device remove...")
sim.remove()
sim = NetdevSim()