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cd13c91d92
Add a big batch of test coverage to assert all aspects of the tcx opts attach, detach and query API: # ./vmtest.sh -- ./test_progs -t tc_opts [...] #238 tc_opts_after:OK #239 tc_opts_append:OK #240 tc_opts_basic:OK #241 tc_opts_before:OK #242 tc_opts_chain_classic:OK #243 tc_opts_demixed:OK #244 tc_opts_detach:OK #245 tc_opts_detach_after:OK #246 tc_opts_detach_before:OK #247 tc_opts_dev_cleanup:OK #248 tc_opts_invalid:OK #249 tc_opts_mixed:OK #250 tc_opts_prepend:OK #251 tc_opts_replace:OK #252 tc_opts_revision:OK Summary: 15/0 PASSED, 0 SKIPPED, 0 FAILED Signed-off-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20230719140858.13224-8-daniel@iogearbox.net Signed-off-by: Alexei Starovoitov <ast@kernel.org>
72 lines
1.7 KiB
C
72 lines
1.7 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/* Copyright (c) 2023 Isovalent */
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#ifndef TC_HELPERS
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#define TC_HELPERS
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#include <test_progs.h>
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static inline __u32 id_from_prog_fd(int fd)
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{
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struct bpf_prog_info prog_info = {};
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__u32 prog_info_len = sizeof(prog_info);
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int err;
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err = bpf_obj_get_info_by_fd(fd, &prog_info, &prog_info_len);
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if (!ASSERT_OK(err, "id_from_prog_fd"))
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return 0;
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ASSERT_NEQ(prog_info.id, 0, "prog_info.id");
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return prog_info.id;
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}
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static inline __u32 id_from_link_fd(int fd)
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{
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struct bpf_link_info link_info = {};
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__u32 link_info_len = sizeof(link_info);
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int err;
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err = bpf_link_get_info_by_fd(fd, &link_info, &link_info_len);
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if (!ASSERT_OK(err, "id_from_link_fd"))
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return 0;
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ASSERT_NEQ(link_info.id, 0, "link_info.id");
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return link_info.id;
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}
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static inline __u32 ifindex_from_link_fd(int fd)
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{
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struct bpf_link_info link_info = {};
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__u32 link_info_len = sizeof(link_info);
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int err;
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err = bpf_link_get_info_by_fd(fd, &link_info, &link_info_len);
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if (!ASSERT_OK(err, "id_from_link_fd"))
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return 0;
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return link_info.tcx.ifindex;
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}
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static inline void __assert_mprog_count(int target, int expected, bool miniq, int ifindex)
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{
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__u32 count = 0, attach_flags = 0;
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int err;
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err = bpf_prog_query(ifindex, target, 0, &attach_flags,
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NULL, &count);
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ASSERT_EQ(count, expected, "count");
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if (!expected && !miniq)
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ASSERT_EQ(err, -ENOENT, "prog_query");
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else
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ASSERT_EQ(err, 0, "prog_query");
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}
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static inline void assert_mprog_count(int target, int expected)
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{
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__assert_mprog_count(target, expected, false, loopback);
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}
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static inline void assert_mprog_count_ifindex(int ifindex, int target, int expected)
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{
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__assert_mprog_count(target, expected, false, ifindex);
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}
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#endif /* TC_HELPERS */
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