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Date: Tue, 6 Aug 2024 15:12:39 -0700 Message-Id: <20240806221243.1806879-3-thinker.li@gmail.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240806221243.1806879-1-thinker.li@gmail.com> References: <20240806221243.1806879-1-thinker.li@gmail.com> Precedence: bulk X-Mailing-List: bpf@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Delegate: bpf@iogearbox.net Add option '-m' to test_progs to accept names and patterns of test cases. This option will be used later to enable traffic monitor that capture network packets generated by test cases. Signed-off-by: Kui-Feng Lee --- tools/testing/selftests/bpf/test_progs.c | 87 +++++++++++++++++------- tools/testing/selftests/bpf/test_progs.h | 2 + 2 files changed, 65 insertions(+), 24 deletions(-) diff --git a/tools/testing/selftests/bpf/test_progs.c b/tools/testing/selftests/bpf/test_progs.c index 60fafa2f1ed7..cfd2330a5230 100644 --- a/tools/testing/selftests/bpf/test_progs.c +++ b/tools/testing/selftests/bpf/test_progs.c @@ -155,6 +155,7 @@ struct prog_test_def { void (*run_serial_test)(void); bool should_run; bool need_cgroup_cleanup; + bool should_tmon; }; /* Override C runtime library's usleep() implementation to ensure nanosleep() @@ -192,46 +193,59 @@ static bool should_run(struct test_selector *sel, int num, const char *name) return num < sel->num_set_len && sel->num_set[num]; } -static bool should_run_subtest(struct test_selector *sel, - struct test_selector *subtest_sel, - int subtest_num, - const char *test_name, - const char *subtest_name) +static bool match_subtest(struct test_filter_set *filter, + const char *test_name, + const char *subtest_name) { int i, j; - for (i = 0; i < sel->blacklist.cnt; i++) { - if (glob_match(test_name, sel->blacklist.tests[i].name)) { - if (!sel->blacklist.tests[i].subtest_cnt) - return false; - - for (j = 0; j < sel->blacklist.tests[i].subtest_cnt; j++) { - if (glob_match(subtest_name, - sel->blacklist.tests[i].subtests[j])) - return false; - } - } - } - - for (i = 0; i < sel->whitelist.cnt; i++) { - if (glob_match(test_name, sel->whitelist.tests[i].name)) { - if (!sel->whitelist.tests[i].subtest_cnt) + for (i = 0; i < filter->cnt; i++) { + if (glob_match(test_name, filter->tests[i].name)) { + if (!filter->tests[i].subtest_cnt) return true; - for (j = 0; j < sel->whitelist.tests[i].subtest_cnt; j++) { + for (j = 0; j < filter->tests[i].subtest_cnt; j++) { if (glob_match(subtest_name, - sel->whitelist.tests[i].subtests[j])) + filter->tests[i].subtests[j])) return true; } } } + return false; +} + +static bool should_run_subtest(struct test_selector *sel, + struct test_selector *subtest_sel, + int subtest_num, + const char *test_name, + const char *subtest_name) +{ + if (match_subtest(&sel->blacklist, test_name, subtest_name)) + return false; + + if (match_subtest(&sel->whitelist, test_name, subtest_name)) + return true; + if (!sel->whitelist.cnt && !subtest_sel->num_set) return true; return subtest_num < subtest_sel->num_set_len && subtest_sel->num_set[subtest_num]; } +static bool should_tmon(struct test_selector *sel, int num, const char *name) +{ + int i; + + for (i = 0; i < sel->whitelist.cnt; i++) { + if (glob_match(name, sel->whitelist.tests[i].name) && + !sel->whitelist.tests[i].subtest_cnt) + return true; + } + + return false; +} + static char *test_result(bool failed, bool skipped) { return failed ? "FAIL" : (skipped ? "SKIP" : "OK"); @@ -488,6 +502,10 @@ bool test__start_subtest(const char *subtest_name) return false; } + subtest_state->should_tmon = match_subtest(&env.tmon_selector.whitelist, + test->test_name, + subtest_name); + env.subtest_state = subtest_state; stdio_hijack_init(&subtest_state->log_buf, &subtest_state->log_cnt); @@ -667,7 +685,8 @@ enum ARG_KEYS { ARG_TEST_NAME_GLOB_DENYLIST = 'd', ARG_NUM_WORKERS = 'j', ARG_DEBUG = -1, - ARG_JSON_SUMMARY = 'J' + ARG_JSON_SUMMARY = 'J', + ARG_TRAFFIC_MONITOR = 'm', }; static const struct argp_option opts[] = { @@ -694,6 +713,8 @@ static const struct argp_option opts[] = { { "debug", ARG_DEBUG, NULL, 0, "print extra debug information for test_progs." }, { "json-summary", ARG_JSON_SUMMARY, "FILE", 0, "Write report in json format to this file."}, + { "traffic-monitor", ARG_TRAFFIC_MONITOR, "NAMES", 0, + "Monitor network traffic of tests with name matching the pattern (supports '*' wildcard)." }, {}, }; @@ -905,6 +926,20 @@ static error_t parse_arg(int key, char *arg, struct argp_state *state) break; case ARGP_KEY_END: break; + case ARG_TRAFFIC_MONITOR: +#ifndef TRAFFIC_MONITOR + fprintf(stderr, "Traffic monitor is disabled.\n"); +#else + if (arg[0] == '@') + err = parse_test_list_file(arg + 1, + &env->tmon_selector.whitelist, + true); + else + err = parse_test_list(arg, + &env->tmon_selector.whitelist, + true); +#endif + break; default: return ARGP_ERR_UNKNOWN; } @@ -1736,6 +1771,9 @@ int main(int argc, char **argv) test->test_num, test->test_name, test->test_name, test->test_name); exit(EXIT_ERR_SETUP_INFRA); } + if (test->should_run) + test->should_tmon = should_tmon(&env.tmon_selector, + test->test_num, test->test_name); } /* ignore workers if we are just listing */ @@ -1820,6 +1858,7 @@ int main(int argc, char **argv) free_test_selector(&env.test_selector); free_test_selector(&env.subtest_selector); + free_test_selector(&env.tmon_selector); free_test_states(); if (env.succ_cnt + env.fail_cnt + env.skip_cnt == 0) diff --git a/tools/testing/selftests/bpf/test_progs.h b/tools/testing/selftests/bpf/test_progs.h index cb9d6d46826b..966011eb7ec8 100644 --- a/tools/testing/selftests/bpf/test_progs.h +++ b/tools/testing/selftests/bpf/test_progs.h @@ -74,6 +74,7 @@ struct subtest_state { int error_cnt; bool skipped; bool filtered; + bool should_tmon; FILE *stdout_saved; }; @@ -98,6 +99,7 @@ struct test_state { struct test_env { struct test_selector test_selector; struct test_selector subtest_selector; + struct test_selector tmon_selector; bool verifier_stats; bool debug; enum verbosity verbosity;