bpf: add selftest for tcpbpf

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Added a selftest for tcpbpf (sock_ops) that checks that the appropriate
callbacks occured and that it can access tcp_sock fields and that their
values are correct.

Run with command: ./test_tcpbpf_user
Adding the flag "-d" will show why it did not pass.

Signed-off-by: Lawrence Brakmo <brakmo@fb.com>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>

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This commit is contained in:

Lawrence Brakmo 2018-01-25 16:14:16 -08:00 • committed by Alexei Starovoitov

parent d44874910a

commit d6d4f60c3a

8 changed files with 480 additions and 6 deletions

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86

tools/include/uapi/linux/bpf.h

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4

tools/testing/selftests/bpf/Makefile

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2

tools/testing/selftests/bpf/bpf_helpers.h

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51

tools/testing/selftests/bpf/tcp_client.py Executable file

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83

tools/testing/selftests/bpf/tcp_server.py Executable file

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16

tools/testing/selftests/bpf/test_tcpbpf.h

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118

tools/testing/selftests/bpf/test_tcpbpf_kern.c

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126

tools/testing/selftests/bpf/test_tcpbpf_user.c

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