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2025-01-06selftests/bpf: Extend netkit tests to validate set {head,tail}roomDaniel Borkmann
Extend the netkit selftests to specify and validate the {head,tail}room on the netdevice: # ./vmtest.sh -- ./test_progs -t netkit [...] ./test_progs -t netkit [ 1.174147] bpf_testmod: loading out-of-tree module taints kernel. [ 1.174585] bpf_testmod: module verification failed: signature and/or required key missing - tainting kernel [ 1.422307] tsc: Refined TSC clocksource calibration: 3407.983 MHz [ 1.424511] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fc3e5084, max_idle_ns: 440795359833 ns [ 1.428092] clocksource: Switched to clocksource tsc #363 tc_netkit_basic:OK #364 tc_netkit_device:OK #365 tc_netkit_multi_links:OK #366 tc_netkit_multi_opts:OK #367 tc_netkit_neigh_links:OK #368 tc_netkit_pkt_type:OK #369 tc_netkit_scrub:OK Summary: 7/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://lore.kernel.org/bpf/20241220234658.490686-3-daniel@iogearbox.net
2024-10-07selftests/bpf: Extend netkit tests to validate skb meta dataDaniel Borkmann
Add a small netkit test to validate skb mark and priority under the default scrubbing as well as with mark and priority scrubbing off. # ./vmtest.sh -- ./test_progs -t netkit [...] ./test_progs -t netkit [ 1.419662] tsc: Refined TSC clocksource calibration: 3407.993 MHz [ 1.420151] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fcd52370, max_idle_ns: 440795242006 ns [ 1.420897] clocksource: Switched to clocksource tsc [ 1.447996] bpf_testmod: loading out-of-tree module taints kernel. [ 1.448447] bpf_testmod: module verification failed: signature and/or required key missing - tainting kernel #357 tc_netkit_basic:OK #358 tc_netkit_device:OK #359 tc_netkit_multi_links:OK #360 tc_netkit_multi_opts:OK #361 tc_netkit_neigh_links:OK #362 tc_netkit_pkt_type:OK #363 tc_netkit_scrub:OK Summary: 7/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Cc: Nikolay Aleksandrov <razor@blackwall.org> Acked-by: Nikolay Aleksandrov <razor@blackwall.org> Link: https://lore.kernel.org/r/20241004101335.117711-5-daniel@iogearbox.net Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>
2024-05-25selftests/bpf: Add netkit test for pkt_typeDaniel Borkmann
Add a test case to assert that the skb->pkt_type which was set from the BPF program is retained from the netkit xmit side to the peer's device at tcx ingress location. # ./vmtest.sh -- ./test_progs -t netkit [...] ./test_progs -t netkit [ 1.140780] bpf_testmod: loading out-of-tree module taints kernel. [ 1.141127] bpf_testmod: module verification failed: signature and/or required key missing - tainting kernel [ 1.284601] tsc: Refined TSC clocksource calibration: 3408.006 MHz [ 1.286672] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fd9b189d, max_idle_ns: 440795225691 ns [ 1.290384] clocksource: Switched to clocksource tsc #345 tc_netkit_basic:OK #346 tc_netkit_device:OK #347 tc_netkit_multi_links:OK #348 tc_netkit_multi_opts:OK #349 tc_netkit_neigh_links:OK #350 tc_netkit_pkt_type:OK Summary: 6/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20240524163619.26001-4-daniel@iogearbox.net Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2024-05-25selftests/bpf: Add netkit tests for mac addressDaniel Borkmann
This adds simple tests around setting MAC addresses in the different netkit modes. Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20240524163619.26001-3-daniel@iogearbox.net Signed-off-by: Alexei Starovoitov <ast@kernel.org>
2023-10-24selftests/bpf: Add selftests for netkitDaniel Borkmann
Add a bigger batch of test coverage to assert correct operation of netkit devices and their BPF program management: # ./test_progs -t tc_netkit [...] [ 1.166267] bpf_testmod: loading out-of-tree module taints kernel. [ 1.166831] bpf_testmod: module verification failed: signature and/or required key missing - tainting kernel [ 1.270957] tsc: Refined TSC clocksource calibration: 3407.988 MHz [ 1.272579] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x311fc932722, max_idle_ns: 440795381586 ns [ 1.275336] clocksource: Switched to clocksource tsc #257 tc_netkit_basic:OK #258 tc_netkit_device:OK #259 tc_netkit_multi_links:OK #260 tc_netkit_multi_opts:OK #261 tc_netkit_neigh_links:OK Summary: 5/0 PASSED, 0 SKIPPED, 0 FAILED [...] Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Acked-by: Martin KaFai Lau <martin.lau@kernel.org> Link: https://lore.kernel.org/r/20231024214904.29825-8-daniel@iogearbox.net Signed-off-by: Martin KaFai Lau <martin.lau@kernel.org>