mirror of https://github.com/sudo-project/sudo.git
162 lines
4.6 KiB
C
162 lines
4.6 KiB
C
/*
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* SPDX-License-Identifier: ISC
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*
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* Copyright (c) 2018 Todd C. Miller <Todd.Miller@sudo.ws>
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*
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* Permission to use, copy, modify, and distribute this software for any
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* purpose with or without fee is hereby granted, provided that the above
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* copyright notice and this permission notice appear in all copies.
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*
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* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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*/
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#include <config.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <time.h>
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#include <unistd.h>
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#define SUDO_ERROR_WRAP 0
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#include <sudo_compat.h>
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#include <sudo_util.h>
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#include <sudo_fatal.h>
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#include <sudo_iolog.h>
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sudo_dso_public int main(int argc, char *argv[]);
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static struct parse_delay_test {
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const char *input;
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const char *next_field;
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struct timespec expected_delay;
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} parse_delay_tests[] = {
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{ "10.99999999999 X", "X", { 10, 999999999 } }, /* clamp to nsec */
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{ "10.999999999 X", "X", { 10, 999999999 } }, /* nsec */
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{ "10.999999 X", "X", { 10, 999999000 } }, /* usec -> nsec */
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{ "10.000999999 X", "X", { 10, 999999 } },
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{ "10.9 X", "X", { 10, 900000000 } },
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{ "10.0 X", "X", { 10, 0 } }
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};
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/*
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* Test iolog_parse_delay()
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*/
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static void
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test_parse_delay(int *ntests, int *nerrors)
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{
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unsigned int i;
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for (i = 0; i < nitems(parse_delay_tests); i++) {
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struct timespec delay;
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struct parse_delay_test *test = &parse_delay_tests[i];
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char *cp = iolog_parse_delay(test->input, &delay, ".");
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if (cp == NULL) {
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sudo_warnx("%s:%u failed to parse delay: %s", __func__,
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i, test->input);
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(*nerrors)++;
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continue;
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}
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if (strcmp(cp, test->next_field) != 0) {
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sudo_warnx("%s:%u next field (want \"%s\", got \"%s\"", __func__,
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i, test->next_field, cp);
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(*nerrors)++;
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continue;
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}
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if (delay.tv_sec != test->expected_delay.tv_sec) {
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sudo_warnx("%s:%u wrong seconds (want %lld, got %lld)", __func__,
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i, (long long)test->expected_delay.tv_sec,
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(long long)delay.tv_sec);
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(*nerrors)++;
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continue;
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}
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if (delay.tv_nsec != test->expected_delay.tv_nsec) {
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sudo_warnx("%s:%u wrong nanoseconds (want %ld, got %ld)", __func__,
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i, test->expected_delay.tv_nsec, delay.tv_nsec);
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(*nerrors)++;
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continue;
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}
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}
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(*ntests) += (int)i;
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}
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static struct adjust_delay_test {
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struct timespec in_delay;
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struct timespec out_delay;
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struct timespec max_delay;
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double scale_factor;
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} adjust_delay_tests[] = {
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{ { 10, 300 }, { 10, 300 }, { 0, 0 }, 1.0 },
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{ { 10, 300 }, { 5, 150 }, { 0, 0 }, 2.0 },
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{ { 5, 300 }, { 2, 500000150 }, { 0, 0 }, 2.0 },
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{ { 0, 1000000 }, { 0, 333333 }, { 0, 0 }, 3 },
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{ { 10, 1000000 }, { 3, 333666666 }, { 0, 0 }, 3 },
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{ { 5, 150 }, { 10, 300 }, { 0, 0 }, 0.5 },
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{ { 5, 500000000 }, { 11, 0 }, { 0, 0 }, 0.5 },
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{ { 5, 150 }, { 5, 0 }, { 5, 0 }, 0.5 }
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};
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/*
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* Test iolog_adjust_delay()
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*/
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static void
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test_adjust_delay(int *ntests, int *nerrors)
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{
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unsigned int i;
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for (i = 0; i < nitems(adjust_delay_tests); i++) {
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struct adjust_delay_test *test = &adjust_delay_tests[i];
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iolog_adjust_delay(&test->in_delay,
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sudo_timespecisset(&test->max_delay) ? &test->max_delay : NULL,
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test->scale_factor);
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if (!sudo_timespeccmp(&test->in_delay, &test->out_delay, ==)) {
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sudo_warnx("%s:%u want {%lld, %ld}, got {%lld, %ld}", __func__, i,
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(long long)test->out_delay.tv_sec, test->out_delay.tv_nsec,
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(long long)test->in_delay.tv_sec, test->in_delay.tv_nsec);
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(*nerrors)++;
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}
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}
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(*ntests) += (int)i;
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}
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int
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main(int argc, char *argv[])
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{
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int ch, ntests = 0, errors = 0;
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initprogname(argc > 0 ? argv[0] : "check_iolog_timing");
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while ((ch = getopt(argc, argv, "v")) != -1) {
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switch (ch) {
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case 'v':
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/* ignore */
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break;
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default:
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fprintf(stderr, "usage: %s [-v]\n", getprogname());
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return EXIT_FAILURE;
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}
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}
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argc -= optind;
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argv += optind;
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test_parse_delay(&ntests, &errors);
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test_adjust_delay(&ntests, &errors);
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if (ntests != 0) {
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printf("iolog_timing: %d test%s run, %d errors, %d%% success rate\n",
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ntests, ntests == 1 ? "" : "s", errors,
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(ntests - errors) * 100 / ntests);
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}
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return errors;
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}
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