-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
-#include <string.h>
-#include <unistd.h>
-#include <fcntl.h>
-#include <locale.h>
#include <errno.h>
-#include <signal.h>
-#include <math.h>
+#include <string.h>
#include <sys/wait.h>
+#include <unistd.h>
-#include "util.h"
-#include "mkdir.h"
-#include "strv.h"
#include "def.h"
#include "fileio.h"
-#include "conf-parser.h"
-
-static void test_streq_ptr(void) {
- assert_se(streq_ptr(NULL, NULL));
- assert_se(!streq_ptr("abc", "cdef"));
-}
+#include "fs-util.h"
+#include "parse-util.h"
+//#include "raw-clone.h"
+#include "rm-rf.h"
+#include "string-util.h"
+#include "util.h"
static void test_align_power2(void) {
unsigned long i, p2;
v1) == &myval);
}
-static void test_first_word(void) {
- assert_se(first_word("Hello", ""));
- assert_se(first_word("Hello", "Hello"));
- assert_se(first_word("Hello world", "Hello"));
- assert_se(first_word("Hello\tworld", "Hello"));
- assert_se(first_word("Hello\nworld", "Hello"));
- assert_se(first_word("Hello\rworld", "Hello"));
- assert_se(first_word("Hello ", "Hello"));
-
- assert_se(!first_word("Hello", "Hellooo"));
- assert_se(!first_word("Hello", "xxxxx"));
- assert_se(!first_word("Hellooo", "Hello"));
-}
-
-static void test_close_many(void) {
- int fds[3];
- char name0[] = "/tmp/test-close-many.XXXXXX";
- char name1[] = "/tmp/test-close-many.XXXXXX";
- char name2[] = "/tmp/test-close-many.XXXXXX";
-
- fds[0] = mkostemp_safe(name0, O_RDWR|O_CLOEXEC);
- fds[1] = mkostemp_safe(name1, O_RDWR|O_CLOEXEC);
- fds[2] = mkostemp_safe(name2, O_RDWR|O_CLOEXEC);
-
- close_many(fds, 2);
-
- assert_se(fcntl(fds[0], F_GETFD) == -1);
- assert_se(fcntl(fds[1], F_GETFD) == -1);
- assert_se(fcntl(fds[2], F_GETFD) >= 0);
-
- safe_close(fds[2]);
-
- unlink(name0);
- unlink(name1);
- unlink(name2);
-}
-
-static void test_parse_boolean(void) {
- assert_se(parse_boolean("1") == 1);
- assert_se(parse_boolean("y") == 1);
- assert_se(parse_boolean("Y") == 1);
- assert_se(parse_boolean("yes") == 1);
- assert_se(parse_boolean("YES") == 1);
- assert_se(parse_boolean("true") == 1);
- assert_se(parse_boolean("TRUE") == 1);
- assert_se(parse_boolean("on") == 1);
- assert_se(parse_boolean("ON") == 1);
-
- assert_se(parse_boolean("0") == 0);
- assert_se(parse_boolean("n") == 0);
- assert_se(parse_boolean("N") == 0);
- assert_se(parse_boolean("no") == 0);
- assert_se(parse_boolean("NO") == 0);
- assert_se(parse_boolean("false") == 0);
- assert_se(parse_boolean("FALSE") == 0);
- assert_se(parse_boolean("off") == 0);
- assert_se(parse_boolean("OFF") == 0);
-
- assert_se(parse_boolean("garbage") < 0);
- assert_se(parse_boolean("") < 0);
- assert_se(parse_boolean("full") < 0);
-}
-
-static void test_parse_pid(void) {
- int r;
- pid_t pid;
-
- r = parse_pid("100", &pid);
- assert_se(r == 0);
- assert_se(pid == 100);
-
- r = parse_pid("0x7FFFFFFF", &pid);
- assert_se(r == 0);
- assert_se(pid == 2147483647);
-
- pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
- r = parse_pid("0", &pid);
- assert_se(r == -ERANGE);
- assert_se(pid == 65);
-
- pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
- r = parse_pid("-100", &pid);
- assert_se(r == -ERANGE);
- assert_se(pid == 65);
-
- pid = 65; /* pid is left unchanged on ERANGE. Set to known arbitrary value. */
- r = parse_pid("0xFFFFFFFFFFFFFFFFF", &pid);
- assert(r == -ERANGE);
- assert_se(pid == 65);
-}
-
-static void test_parse_uid(void) {
- int r;
- uid_t uid;
-
- r = parse_uid("100", &uid);
- assert_se(r == 0);
- assert_se(uid == 100);
-}
-
-static void test_safe_atolli(void) {
- int r;
- long long l;
-
- r = safe_atolli("12345", &l);
- assert_se(r == 0);
- assert_se(l == 12345);
-
- r = safe_atolli("junk", &l);
- assert_se(r == -EINVAL);
-}
-
-static void test_safe_atod(void) {
- int r;
- double d;
- char *e;
-
- r = safe_atod("junk", &d);
- assert_se(r == -EINVAL);
-
- r = safe_atod("0.2244", &d);
- assert_se(r == 0);
- assert_se(fabs(d - 0.2244) < 0.000001);
-
- r = safe_atod("0,5", &d);
- assert_se(r == -EINVAL);
-
- errno = 0;
- strtod("0,5", &e);
- assert_se(*e == ',');
-
- /* Check if this really is locale independent */
- if (setlocale(LC_NUMERIC, "de_DE.utf8")) {
-
- r = safe_atod("0.2244", &d);
- assert_se(r == 0);
- assert_se(fabs(d - 0.2244) < 0.000001);
-
- r = safe_atod("0,5", &d);
- assert_se(r == -EINVAL);
-
- errno = 0;
- assert_se(fabs(strtod("0,5", &e) - 0.5) < 0.00001);
- }
-
- /* And check again, reset */
- assert_se(setlocale(LC_NUMERIC, "C"));
-
- r = safe_atod("0.2244", &d);
- assert_se(r == 0);
- assert_se(fabs(d - 0.2244) < 0.000001);
-
- r = safe_atod("0,5", &d);
- assert_se(r == -EINVAL);
-
- errno = 0;
- strtod("0,5", &e);
- assert_se(*e == ',');
-}
-
-static void test_strappend(void) {
- _cleanup_free_ char *t1, *t2, *t3, *t4;
-
- t1 = strappend(NULL, NULL);
- assert_se(streq(t1, ""));
-
- t2 = strappend(NULL, "suf");
- assert_se(streq(t2, "suf"));
-
- t3 = strappend("pre", NULL);
- assert_se(streq(t3, "pre"));
-
- t4 = strappend("pre", "suf");
- assert_se(streq(t4, "presuf"));
-}
-
-static void test_strstrip(void) {
- char *r;
- char input[] = " hello, waldo. ";
-
- r = strstrip(input);
- assert_se(streq(r, "hello, waldo."));
-}
-
-static void test_delete_chars(void) {
- char *r;
- char input[] = " hello, waldo. abc";
-
- r = delete_chars(input, WHITESPACE);
- assert_se(streq(r, "hello,waldo.abc"));
-}
-
-static void test_in_charset(void) {
- assert_se(in_charset("dddaaabbbcccc", "abcd"));
- assert_se(!in_charset("dddaaabbbcccc", "abc f"));
-}
-
-static void test_hexchar(void) {
- assert_se(hexchar(0xa) == 'a');
- assert_se(hexchar(0x0) == '0');
-}
-
-static void test_unhexchar(void) {
- assert_se(unhexchar('a') == 0xA);
- assert_se(unhexchar('A') == 0xA);
- assert_se(unhexchar('0') == 0x0);
-}
-
-static void test_octchar(void) {
- assert_se(octchar(00) == '0');
- assert_se(octchar(07) == '7');
-}
-
-static void test_unoctchar(void) {
- assert_se(unoctchar('0') == 00);
- assert_se(unoctchar('7') == 07);
-}
-
-static void test_decchar(void) {
- assert_se(decchar(0) == '0');
- assert_se(decchar(9) == '9');
-}
-
-static void test_undecchar(void) {
- assert_se(undecchar('0') == 0);
- assert_se(undecchar('9') == 9);
-}
-
-static void test_cescape(void) {
- _cleanup_free_ char *escaped;
-
- assert_se(escaped = cescape("abc\\\"\b\f\n\r\t\v\a\003\177\234\313"));
- assert_se(streq(escaped, "abc\\\\\\\"\\b\\f\\n\\r\\t\\v\\a\\003\\177\\234\\313"));
-}
-
-static void test_cunescape(void) {
- _cleanup_free_ char *unescaped;
-
- assert_se(unescaped = cunescape("abc\\\\\\\"\\b\\f\\a\\n\\r\\t\\v\\003\\177\\234\\313\\000\\x00"));
- assert_se(streq(unescaped, "abc\\\"\b\f\a\n\r\t\v\003\177\234\313\\000\\x00"));
-}
-
-static void test_foreach_word(void) {
- const char *word, *state;
- size_t l;
- int i = 0;
- const char test[] = "test abc d\te f ";
- const char * const expected[] = {
- "test",
- "abc",
- "d",
- "e",
- "f",
- "",
- NULL
- };
+static void test_div_round_up(void) {
+ int div;
- FOREACH_WORD(word, l, test, state)
- assert_se(strneq(expected[i++], word, l));
-}
-
-static void test_foreach_word_quoted(void) {
- const char *word, *state;
- size_t l;
- int i = 0;
- const char test[] = "test a b c 'd' e '' '' hhh '' '' \"a b c\"";
- const char * const expected[] = {
- "test",
- "a",
- "b",
- "c",
- "d",
- "e",
- "",
- "",
- "hhh",
- "",
- "",
- "a b c",
- NULL
- };
-
- printf("<%s>\n", test);
- FOREACH_WORD_QUOTED(word, l, test, state) {
- _cleanup_free_ char *t = NULL;
-
- assert_se(t = strndup(word, l));
- assert_se(strneq(expected[i++], word, l));
- printf("<%s>\n", t);
- }
- assert(isempty(state));
-}
-
-static void test_default_term_for_tty(void) {
- puts(default_term_for_tty("/dev/tty23"));
- puts(default_term_for_tty("/dev/ttyS23"));
- puts(default_term_for_tty("/dev/tty0"));
- puts(default_term_for_tty("/dev/pty0"));
- puts(default_term_for_tty("/dev/pts/0"));
- puts(default_term_for_tty("/dev/console"));
- puts(default_term_for_tty("tty23"));
- puts(default_term_for_tty("ttyS23"));
- puts(default_term_for_tty("tty0"));
- puts(default_term_for_tty("pty0"));
- puts(default_term_for_tty("pts/0"));
- puts(default_term_for_tty("console"));
-}
+ /* basic tests */
+ assert_se(DIV_ROUND_UP(0, 8) == 0);
+ assert_se(DIV_ROUND_UP(1, 8) == 1);
+ assert_se(DIV_ROUND_UP(8, 8) == 1);
+ assert_se(DIV_ROUND_UP(12, 8) == 2);
+ assert_se(DIV_ROUND_UP(16, 8) == 2);
-static void test_memdup_multiply(void) {
- int org[] = {1, 2, 3};
- int *dup;
+ /* test multiple evaluation */
+ div = 0;
+ assert_se(DIV_ROUND_UP(div++, 8) == 0 && div == 1);
+ assert_se(DIV_ROUND_UP(++div, 8) == 1 && div == 2);
+ assert_se(DIV_ROUND_UP(8, div++) == 4 && div == 3);
+ assert_se(DIV_ROUND_UP(8, ++div) == 2 && div == 4);
- dup = (int*)memdup_multiply(org, sizeof(int), 3);
+ /* overflow test with exact division */
+ assert_se(sizeof(0U) == 4);
+ assert_se(0xfffffffaU % 10U == 0U);
+ assert_se(0xfffffffaU / 10U == 429496729U);
+ assert_se(DIV_ROUND_UP(0xfffffffaU, 10U) == 429496729U);
+ assert_se((0xfffffffaU + 10U - 1U) / 10U == 0U);
+ assert_se(0xfffffffaU / 10U + !!(0xfffffffaU % 10U) == 429496729U);
- assert_se(dup);
- assert_se(dup[0] == 1);
- assert_se(dup[1] == 2);
- assert_se(dup[2] == 3);
- free(dup);
-}
-
-static void test_hostname_is_valid(void) {
- assert(hostname_is_valid("foobar"));
- assert(hostname_is_valid("foobar.com"));
- assert(!hostname_is_valid("fööbar"));
- assert(!hostname_is_valid(""));
- assert(!hostname_is_valid("."));
- assert(!hostname_is_valid(".."));
- assert(!hostname_is_valid("foobar."));
- assert(!hostname_is_valid(".foobar"));
- assert(!hostname_is_valid("foo..bar"));
- assert(!hostname_is_valid("xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"));
+ /* overflow test with rounded division */
+ assert_se(0xfffffffdU % 10U == 3U);
+ assert_se(0xfffffffdU / 10U == 429496729U);
+ assert_se(DIV_ROUND_UP(0xfffffffdU, 10U) == 429496730U);
+ assert_se((0xfffffffdU + 10U - 1U) / 10U == 0U);
+ assert_se(0xfffffffdU / 10U + !!(0xfffffffdU % 10U) == 429496730U);
}
static void test_u64log2(void) {
- assert(u64log2(0) == 0);
- assert(u64log2(8) == 3);
- assert(u64log2(9) == 3);
- assert(u64log2(15) == 3);
- assert(u64log2(16) == 4);
- assert(u64log2(1024*1024) == 20);
- assert(u64log2(1024*1024+5) == 20);
-}
-
-static void test_get_process_comm(void) {
- struct stat st;
- _cleanup_free_ char *a = NULL, *c = NULL, *d = NULL, *f = NULL, *i = NULL;
- unsigned long long b;
- pid_t e;
- uid_t u;
- gid_t g;
- dev_t h;
- int r;
-
- if (stat("/proc/1/comm", &st) == 0) {
- assert_se(get_process_comm(1, &a) >= 0);
- log_info("pid1 comm: '%s'", a);
- } else {
- log_warning("/proc/1/comm does not exist.");
- }
-
- assert_se(get_starttime_of_pid(1, &b) >= 0);
- log_info("pid1 starttime: '%llu'", b);
-
- assert_se(get_process_cmdline(1, 0, true, &c) >= 0);
- log_info("pid1 cmdline: '%s'", c);
-
- assert_se(get_process_cmdline(1, 8, false, &d) >= 0);
- log_info("pid1 cmdline truncated: '%s'", d);
-
- assert_se(get_parent_of_pid(1, &e) >= 0);
- log_info("pid1 ppid: "PID_FMT, e);
- assert_se(e == 0);
-
- assert_se(is_kernel_thread(1) == 0);
-
- r = get_process_exe(1, &f);
- assert_se(r >= 0 || r == -EACCES);
- log_info("pid1 exe: '%s'", strna(f));
-
- assert_se(get_process_uid(1, &u) == 0);
- log_info("pid1 uid: "UID_FMT, u);
- assert_se(u == 0);
-
- assert_se(get_process_gid(1, &g) == 0);
- log_info("pid1 gid: "GID_FMT, g);
- assert_se(g == 0);
-
- assert(get_ctty_devnr(1, &h) == -ENOENT);
-
- getenv_for_pid(1, "PATH", &i);
- log_info("pid1 $PATH: '%s'", strna(i));
+ assert_se(u64log2(0) == 0);
+ assert_se(u64log2(8) == 3);
+ assert_se(u64log2(9) == 3);
+ assert_se(u64log2(15) == 3);
+ assert_se(u64log2(16) == 4);
+ assert_se(u64log2(1024*1024) == 20);
+ assert_se(u64log2(1024*1024+5) == 20);
}
static void test_protect_errno(void) {
PROTECT_ERRNO;
errno = 11;
}
- assert(errno == 12);
-}
-
-static void test_parse_size(void) {
- off_t bytes;
-
- assert_se(parse_size("111", 1024, &bytes) == 0);
- assert_se(bytes == 111);
-
- assert_se(parse_size("111.4", 1024, &bytes) == 0);
- assert_se(bytes == 111);
-
- assert_se(parse_size(" 112 B", 1024, &bytes) == 0);
- assert_se(bytes == 112);
-
- assert_se(parse_size(" 112.6 B", 1024, &bytes) == 0);
- assert_se(bytes == 112);
-
- assert_se(parse_size("3.5 K", 1024, &bytes) == 0);
- assert_se(bytes == 3*1024 + 512);
-
- assert_se(parse_size("3. K", 1024, &bytes) == 0);
- assert_se(bytes == 3*1024);
-
- assert_se(parse_size("3.0 K", 1024, &bytes) == 0);
- assert_se(bytes == 3*1024);
-
- assert_se(parse_size("3. 0 K", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size(" 4 M 11.5K", 1024, &bytes) == 0);
- assert_se(bytes == 4*1024*1024 + 11 * 1024 + 512);
-
- assert_se(parse_size("3B3.5G", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("3.5G3B", 1024, &bytes) == 0);
- assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 3);
-
- assert_se(parse_size("3.5G 4B", 1024, &bytes) == 0);
- assert_se(bytes == 3ULL*1024*1024*1024 + 512*1024*1024 + 4);
-
- assert_se(parse_size("3B3G4T", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("4T3G3B", 1024, &bytes) == 0);
- assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
-
- assert_se(parse_size(" 4 T 3 G 3 B", 1024, &bytes) == 0);
- assert_se(bytes == (4ULL*1024 + 3)*1024*1024*1024 + 3);
-
- assert_se(parse_size("12P", 1024, &bytes) == 0);
- assert_se(bytes == 12ULL * 1024*1024*1024*1024*1024);
-
- assert_se(parse_size("12P12P", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("3E 2P", 1024, &bytes) == 0);
- assert_se(bytes == (3 * 1024 + 2ULL) * 1024*1024*1024*1024*1024);
-
- assert_se(parse_size("12X", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("12.5X", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("12.5e3", 1024, &bytes) == -EINVAL);
-
- assert_se(parse_size("1024E", 1024, &bytes) == -ERANGE);
- assert_se(parse_size("-1", 1024, &bytes) == -ERANGE);
- assert_se(parse_size("-1024E", 1024, &bytes) == -ERANGE);
-
- assert_se(parse_size("-1024P", 1024, &bytes) == -ERANGE);
-
- assert_se(parse_size("-10B 20K", 1024, &bytes) == -ERANGE);
-}
-
-static void test_config_parse_iec_off(void) {
- off_t offset = 0;
- assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4M", &offset, NULL) == 0);
- assert_se(offset == 4 * 1024 * 1024);
-
- assert_se(config_parse_iec_off(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4.5M", &offset, NULL) == 0);
-}
-
-static void test_strextend(void) {
- _cleanup_free_ char *str = strdup("0123");
- strextend(&str, "456", "78", "9", NULL);
- assert_se(streq(str, "0123456789"));
-}
-
-static void test_strrep(void) {
- _cleanup_free_ char *one, *three, *zero;
- one = strrep("waldo", 1);
- three = strrep("waldo", 3);
- zero = strrep("waldo", 0);
-
- assert_se(streq(one, "waldo"));
- assert_se(streq(three, "waldowaldowaldo"));
- assert_se(streq(zero, ""));
-}
-
-static void test_split_pair(void) {
- _cleanup_free_ char *a = NULL, *b = NULL;
-
- assert_se(split_pair("", "", &a, &b) == -EINVAL);
- assert_se(split_pair("foo=bar", "", &a, &b) == -EINVAL);
- assert_se(split_pair("", "=", &a, &b) == -EINVAL);
- assert_se(split_pair("foo=bar", "=", &a, &b) >= 0);
- assert_se(streq(a, "foo"));
- assert_se(streq(b, "bar"));
- free(a);
- free(b);
- assert_se(split_pair("==", "==", &a, &b) >= 0);
- assert_se(streq(a, ""));
- assert_se(streq(b, ""));
- free(a);
- free(b);
-
- assert_se(split_pair("===", "==", &a, &b) >= 0);
- assert_se(streq(a, ""));
- assert_se(streq(b, "="));
-}
-
-static void test_fstab_node_to_udev_node(void) {
- char *n;
-
- n = fstab_node_to_udev_node("LABEL=applé/jack");
- puts(n);
- assert_se(streq(n, "/dev/disk/by-label/applé\\x2fjack"));
- free(n);
-
- n = fstab_node_to_udev_node("PARTLABEL=pinkié pie");
- puts(n);
- assert_se(streq(n, "/dev/disk/by-partlabel/pinkié\\x20pie"));
- free(n);
-
- n = fstab_node_to_udev_node("UUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
- puts(n);
- assert_se(streq(n, "/dev/disk/by-uuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
- free(n);
-
- n = fstab_node_to_udev_node("PARTUUID=037b9d94-148e-4ee4-8d38-67bfe15bb535");
- puts(n);
- assert_se(streq(n, "/dev/disk/by-partuuid/037b9d94-148e-4ee4-8d38-67bfe15bb535"));
- free(n);
-
- n = fstab_node_to_udev_node("PONIES=awesome");
- puts(n);
- assert_se(streq(n, "PONIES=awesome"));
- free(n);
-
- n = fstab_node_to_udev_node("/dev/xda1");
- puts(n);
- assert_se(streq(n, "/dev/xda1"));
- free(n);
-}
-
-static void test_get_files_in_directory(void) {
- _cleanup_strv_free_ char **l = NULL, **t = NULL;
-
- assert_se(get_files_in_directory("/tmp", &l) >= 0);
- assert_se(get_files_in_directory(".", &t) >= 0);
- assert_se(get_files_in_directory(".", NULL) >= 0);
+ assert_se(errno == 12);
}
static void test_in_set(void) {
assert_se(!IN_SET(0, 1, 2, 3, 4));
}
-static void test_writing_tmpfile(void) {
- char name[] = "/tmp/test-systemd_writing_tmpfile.XXXXXX";
- _cleanup_free_ char *contents = NULL;
- size_t size;
- int fd, r;
- struct iovec iov[3];
-
- IOVEC_SET_STRING(iov[0], "abc\n");
- IOVEC_SET_STRING(iov[1], ALPHANUMERICAL "\n");
- IOVEC_SET_STRING(iov[2], "");
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- printf("tmpfile: %s", name);
-
- r = writev(fd, iov, 3);
- assert(r >= 0);
-
- r = read_full_file(name, &contents, &size);
- assert(r == 0);
- printf("contents: %s", contents);
- assert(streq(contents, "abc\n" ALPHANUMERICAL "\n"));
-
- unlink(name);
-}
-
-static void test_hexdump(void) {
- uint8_t data[146];
- unsigned i;
-
- hexdump(stdout, NULL, 0);
- hexdump(stdout, "", 0);
- hexdump(stdout, "", 1);
- hexdump(stdout, "x", 1);
- hexdump(stdout, "x", 2);
- hexdump(stdout, "foobar", 7);
- hexdump(stdout, "f\nobar", 7);
- hexdump(stdout, "xxxxxxxxxxxxxxxxxxxxyz", 23);
-
- for (i = 0; i < ELEMENTSOF(data); i++)
- data[i] = i*2;
-
- hexdump(stdout, data, sizeof(data));
-}
-
static void test_log2i(void) {
assert_se(log2i(1) == 0);
assert_se(log2i(2) == 1);
assert_se(log2i(INT_MAX) == sizeof(int)*8-2);
}
-static void test_foreach_string(void) {
- const char * const t[] = {
- "foo",
- "bar",
- "waldo",
- NULL
- };
- const char *x;
- unsigned i = 0;
-
- FOREACH_STRING(x, "foo", "bar", "waldo")
- assert_se(streq_ptr(t[i++], x));
-
- assert_se(i == 3);
-
- FOREACH_STRING(x, "zzz")
- assert_se(streq(x, "zzz"));
-}
-
-static void test_filename_is_safe(void) {
- char foo[FILENAME_MAX+2];
- int i;
-
- assert_se(!filename_is_safe(""));
- assert_se(!filename_is_safe("/bar/foo"));
- assert_se(!filename_is_safe("/"));
- assert_se(!filename_is_safe("."));
- assert_se(!filename_is_safe(".."));
-
- for (i=0; i<FILENAME_MAX+1; i++)
- foo[i] = 'a';
- foo[FILENAME_MAX+1] = '\0';
-
- assert_se(!filename_is_safe(foo));
-
- assert_se(filename_is_safe("foo_bar-333"));
- assert_se(filename_is_safe("o.o"));
-}
-
-static void test_string_has_cc(void) {
- assert_se(string_has_cc("abc\1", NULL));
- assert_se(string_has_cc("abc\x7f", NULL));
- assert_se(string_has_cc("abc\x7f", NULL));
- assert_se(string_has_cc("abc\t\x7f", "\t"));
- assert_se(string_has_cc("abc\t\x7f", "\t"));
- assert_se(string_has_cc("\x7f", "\t"));
- assert_se(string_has_cc("\x7f", "\t\a"));
-
- assert_se(!string_has_cc("abc\t\t", "\t"));
- assert_se(!string_has_cc("abc\t\t\a", "\t\a"));
- assert_se(!string_has_cc("a\ab\tc", "\t\a"));
-}
-
-static void test_ascii_strlower(void) {
- char a[] = "AabBcC Jk Ii Od LKJJJ kkd LK";
- assert_se(streq(ascii_strlower(a), "aabbcc jk ii od lkjjj kkd lk"));
-}
-
-static void test_files_same(void) {
- _cleanup_close_ int fd = -1;
- char name[] = "/tmp/test-files_same.XXXXXX";
- char name_alias[] = "/tmp/test-files_same.alias";
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- assert_se(symlink(name, name_alias) >= 0);
-
- assert_se(files_same(name, name));
- assert_se(files_same(name, name_alias));
-
- unlink(name);
- unlink(name_alias);
-}
-
-static void test_is_valid_documentation_url(void) {
- assert_se(is_valid_documentation_url("http://www.freedesktop.org/wiki/Software/systemd"));
- assert_se(is_valid_documentation_url("https://www.kernel.org/doc/Documentation/binfmt_misc.txt"));
- assert_se(is_valid_documentation_url("file:foo"));
- assert_se(is_valid_documentation_url("man:systemd.special(7)"));
- assert_se(is_valid_documentation_url("info:bar"));
-
- assert_se(!is_valid_documentation_url("foo:"));
- assert_se(!is_valid_documentation_url("info:"));
- assert_se(!is_valid_documentation_url(""));
-}
-
-static void test_file_in_same_dir(void) {
- assert_se(streq(file_in_same_dir("/", "a"), "/a"));
- assert_se(streq(file_in_same_dir("/", "/a"), "/a"));
- assert_se(streq(file_in_same_dir("", "a"), "a"));
- assert_se(streq(file_in_same_dir("a/", "a"), "a/a"));
- assert_se(streq(file_in_same_dir("bar/foo", "bar"), "bar/bar"));
-}
-
-static void test_endswith(void) {
- assert_se(endswith("foobar", "bar"));
- assert_se(endswith("foobar", ""));
- assert_se(endswith("foobar", "foobar"));
- assert_se(endswith("", ""));
-
- assert_se(!endswith("foobar", "foo"));
- assert_se(!endswith("foobar", "foobarfoofoo"));
-}
-
-static void test_close_nointr(void) {
- char name[] = "/tmp/test-test-close_nointr.XXXXXX";
- int fd;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- assert_se(close_nointr(fd) >= 0);
- assert_se(close_nointr(fd) < 0);
-
- unlink(name);
-}
-
-
-static void test_unlink_noerrno(void) {
- char name[] = "/tmp/test-close_nointr.XXXXXX";
- int fd;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- assert_se(close_nointr(fd) >= 0);
-
- {
- PROTECT_ERRNO;
- errno = -42;
- assert_se(unlink_noerrno(name) >= 0);
- assert_se(errno == -42);
- assert_se(unlink_noerrno(name) < 0);
- assert_se(errno == -42);
- }
-}
-
-static void test_readlink_and_make_absolute(void) {
- char tempdir[] = "/tmp/test-readlink_and_make_absolute";
- char name[] = "/tmp/test-readlink_and_make_absolute/original";
- char name2[] = "test-readlink_and_make_absolute/original";
- char name_alias[] = "/tmp/test-readlink_and_make_absolute-alias";
- char *r = NULL;
-
- assert_se(mkdir_safe(tempdir, 0755, getuid(), getgid()) >= 0);
- assert_se(touch(name) >= 0);
-
- assert_se(symlink(name, name_alias) >= 0);
- assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
- assert_se(streq(r, name));
- free(r);
- assert_se(unlink(name_alias) >= 0);
-
- assert_se(chdir(tempdir) >= 0);
- assert_se(symlink(name2, name_alias) >= 0);
- assert_se(readlink_and_make_absolute(name_alias, &r) >= 0);
- assert_se(streq(r, name));
- free(r);
- assert_se(unlink(name_alias) >= 0);
-
- assert_se(rm_rf_dangerous(tempdir, false, true, false) >= 0);
-}
-
-static void test_read_one_char(void) {
- char r;
- bool need_nl;
- char name[] = "/tmp/test-read_one_char.XXXXXX";
- _cleanup_close_ int fd = -1;
- FILE *file;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- file = fdopen(fd, "r+");
- assert_se(file);
- assert_se(fputs("c\n", file) >= 0);
- rewind(file);
-
- assert_se(read_one_char(file, &r, 1000000, &need_nl) >= 0);
- assert_se(!need_nl);
- assert_se(r == 'c');
- assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
- rewind(file);
- assert_se(fputs("foobar\n", file) >= 0);
- rewind(file);
- assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
- rewind(file);
- assert_se(fputs("\n", file) >= 0);
- rewind(file);
- assert_se(read_one_char(file, &r, 1000000, &need_nl) < 0);
-
- unlink(name);
-}
-
-static void test_ignore_signals(void) {
- assert_se(ignore_signals(SIGINT, -1) >= 0);
- assert_se(kill(getpid(), SIGINT) >= 0);
- assert_se(ignore_signals(SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
- assert_se(kill(getpid(), SIGUSR1) >= 0);
- assert_se(kill(getpid(), SIGUSR2) >= 0);
- assert_se(kill(getpid(), SIGTERM) >= 0);
- assert_se(kill(getpid(), SIGPIPE) >= 0);
- assert_se(default_signals(SIGINT, SIGUSR1, SIGUSR2, SIGTERM, SIGPIPE, -1) >= 0);
-}
-
-static void test_strshorten(void) {
- char s[] = "foobar";
-
- assert_se(strlen(strshorten(s, 6)) == 6);
- assert_se(strlen(strshorten(s, 12)) == 6);
- assert_se(strlen(strshorten(s, 2)) == 2);
- assert_se(strlen(strshorten(s, 0)) == 0);
-}
-
-static void test_strappenda(void) {
- char *actual;
-
- actual = strappenda("", "foo", "bar");
- assert_se(streq(actual, "foobar"));
-
- actual = strappenda("foo", "bar", "baz");
- assert_se(streq(actual, "foobarbaz"));
-
- actual = strappenda("foo", "", "bar", "baz");
- assert_se(streq(actual, "foobarbaz"));
-}
-
-static void test_is_symlink(void) {
- char name[] = "/tmp/test-is_symlink.XXXXXX";
- char name_link[] = "/tmp/test-is_symlink.link";
- _cleanup_close_ int fd = -1;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- assert_se(symlink(name, name_link) >= 0);
+#if 0 /// UNNEEDED by elogind
+static void test_raw_clone(void) {
+ pid_t parent, pid, pid2;
- assert_se(is_symlink(name) == 0);
- assert_se(is_symlink(name_link) == 1);
- assert_se(is_symlink("/a/file/which/does/not/exist/i/guess") < 0);
+ parent = getpid();
+ log_info("before clone: getpid()→"PID_FMT, parent);
+ assert_se(raw_getpid() == parent);
-
- unlink(name);
- unlink(name_link);
-}
-
-static void test_pid_is_unwaited(void) {
- pid_t pid;
-
- pid = fork();
+ pid = raw_clone(0);
assert_se(pid >= 0);
- if (pid == 0) {
- _exit(EXIT_SUCCESS);
- } else {
- int status;
- waitpid(pid, &status, 0);
- assert_se(!pid_is_unwaited(pid));
- }
- assert_se(pid_is_unwaited(getpid()));
- assert_se(!pid_is_unwaited(-1));
-}
-
-static void test_pid_is_alive(void) {
- pid_t pid;
-
- pid = fork();
- assert_se(pid >= 0);
+ pid2 = raw_getpid();
+ log_info("raw_clone: "PID_FMT" getpid()→"PID_FMT" raw_getpid()→"PID_FMT,
+ pid, getpid(), pid2);
if (pid == 0) {
+ assert_se(pid2 != parent);
_exit(EXIT_SUCCESS);
} else {
int status;
- waitpid(pid, &status, 0);
- assert_se(!pid_is_alive(pid));
+ assert_se(pid2 == parent);
+ waitpid(pid, &status, __WCLONE);
+ assert_se(WIFEXITED(status) && WEXITSTATUS(status) == EXIT_SUCCESS);
}
- assert_se(pid_is_alive(getpid()));
- assert_se(!pid_is_alive(-1));
}
+#endif // 0
-static void test_search_and_fopen(void) {
- const char *dirs[] = {"/tmp/foo/bar", "/tmp", NULL};
- char name[] = "/tmp/test-search_and_fopen.XXXXXX";
- int fd = -1;
- int r;
- FILE *f;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- close(fd);
-
- r = search_and_fopen(basename(name), "r", NULL, dirs, &f);
- assert_se(r >= 0);
- fclose(f);
-
- r = search_and_fopen(name, "r", NULL, dirs, &f);
- assert_se(r >= 0);
- fclose(f);
-
- r = search_and_fopen(basename(name), "r", "/", dirs, &f);
- assert_se(r >= 0);
- fclose(f);
+static void test_physical_memory(void) {
+ uint64_t p;
+ char buf[FORMAT_BYTES_MAX];
- r = search_and_fopen("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f);
- assert_se(r < 0);
- r = search_and_fopen("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f);
- assert_se(r < 0);
+ p = physical_memory();
+ assert_se(p > 0);
+ assert_se(p < UINT64_MAX);
+ assert_se(p % page_size() == 0);
- r = unlink(name);
- assert_se(r == 0);
-
- r = search_and_fopen(basename(name), "r", NULL, dirs, &f);
- assert_se(r < 0);
+ log_info("Memory: %s (%" PRIu64 ")", format_bytes(buf, sizeof(buf), p), p);
}
+static void test_physical_memory_scale(void) {
+ uint64_t p;
-static void test_search_and_fopen_nulstr(void) {
- const char dirs[] = "/tmp/foo/bar\0/tmp\0";
- char name[] = "/tmp/test-search_and_fopen.XXXXXX";
- int fd = -1;
- int r;
- FILE *f;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- close(fd);
-
- r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f);
- assert_se(r >= 0);
- fclose(f);
+ p = physical_memory();
- r = search_and_fopen_nulstr(name, "r", NULL, dirs, &f);
- assert_se(r >= 0);
- fclose(f);
+ assert_se(physical_memory_scale(0, 100) == 0);
+ assert_se(physical_memory_scale(100, 100) == p);
- r = search_and_fopen_nulstr("/a/file/which/does/not/exist/i/guess", "r", NULL, dirs, &f);
- assert_se(r < 0);
- r = search_and_fopen_nulstr("afilewhichdoesnotexistiguess", "r", NULL, dirs, &f);
- assert_se(r < 0);
+ log_info("Memory original: %" PRIu64, physical_memory());
+ log_info("Memory scaled by 50%%: %" PRIu64, physical_memory_scale(50, 100));
+ log_info("Memory divided by 2: %" PRIu64, physical_memory() / 2);
+ log_info("Page size: %zu", page_size());
- r = unlink(name);
- assert_se(r == 0);
-
- r = search_and_fopen_nulstr(basename(name), "r", NULL, dirs, &f);
- assert_se(r < 0);
-}
+ /* There might be an uneven number of pages, hence permit these calculations to be half a page off... */
+ assert_se(page_size()/2 + physical_memory_scale(50, 100) - p/2 <= page_size());
+ assert_se(physical_memory_scale(200, 100) == p*2);
-static void test_glob_exists(void) {
- char name[] = "/tmp/test-glob_exists.XXXXXX";
- int fd = -1;
- int r;
-
- fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC);
- assert_se(fd >= 0);
- close(fd);
-
- r = glob_exists("/tmp/test-glob_exists*");
- assert_se(r == 1);
-
- r = unlink(name);
- assert_se(r == 0);
- r = glob_exists("/tmp/test-glob_exists*");
- assert_se(r == 0);
-}
+ assert_se(physical_memory_scale(0, 1) == 0);
+ assert_se(physical_memory_scale(1, 1) == p);
+ assert_se(physical_memory_scale(2, 1) == p*2);
-static void test_execute_directory(void) {
- char name[] = "/tmp/test-execute_directory/script1";
- char name2[] = "/tmp/test-execute_directory/script2";
- char name3[] = "/tmp/test-execute_directory/useless";
- char tempdir[] = "/tmp/test-execute_directory/";
+ assert_se(physical_memory_scale(0, 2) == 0);
- assert_se(mkdir_safe(tempdir, 0755, getuid(), getgid()) >= 0);
- assert_se(write_string_file(name, "#!/bin/sh\necho 'Executing '$0\ntouch /tmp/test-execute_directory/it_works") == 0);
- assert_se(write_string_file(name2, "#!/bin/sh\necho 'Executing '$0\ntouch /tmp/test-execute_directory/it_works2") == 0);
- assert_se(chmod(name, 0755) == 0);
- assert_se(chmod(name2, 0755) == 0);
- assert_se(touch(name3) >= 0);
+ assert_se(page_size()/2 + physical_memory_scale(1, 2) - p/2 <= page_size());
+ assert_se(physical_memory_scale(2, 2) == p);
+ assert_se(physical_memory_scale(4, 2) == p*2);
- execute_directory(tempdir, NULL, DEFAULT_TIMEOUT_USEC, NULL);
- assert_se(access("/tmp/test-execute_directory/it_works", F_OK) >= 0);
- assert_se(access("/tmp/test-execute_directory/it_works2", F_OK) >= 0);
+ assert_se(physical_memory_scale(0, UINT32_MAX) == 0);
+ assert_se(physical_memory_scale(UINT32_MAX, UINT32_MAX) == p);
- rm_rf_dangerous(tempdir, false, true, false);
+ /* overflow */
+ assert_se(physical_memory_scale(UINT64_MAX/4, UINT64_MAX) == UINT64_MAX);
}
-static void test_unquote_first_word(void) {
- const char *p, *original;
- char *t;
-
- p = original = "foobar waldo";
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "foobar"));
- free(t);
- assert_se(p == original + 7);
-
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "waldo"));
- free(t);
- assert_se(p == original + 12);
-
- assert_se(unquote_first_word(&p, &t) == 0);
- assert_se(!t);
- assert_se(p == original + 12);
-
- p = original = "\"foobar\" \'waldo\'";
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "foobar"));
- free(t);
- assert_se(p == original + 9);
-
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "waldo"));
- free(t);
- assert_se(p == original + 16);
-
- assert_se(unquote_first_word(&p, &t) == 0);
- assert_se(!t);
- assert_se(p == original + 16);
-
- p = original = "\"";
- assert_se(unquote_first_word(&p, &t) == -EINVAL);
- assert_se(p == original + 1);
-
- p = original = "\'";
- assert_se(unquote_first_word(&p, &t) == -EINVAL);
- assert_se(p == original + 1);
+static void test_system_tasks_max(void) {
+ uint64_t t;
- p = original = "yay\'foo\'bar";
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "yayfoobar"));
- free(t);
- assert_se(p == original + 11);
+ t = system_tasks_max();
+ assert_se(t > 0);
+ assert_se(t < UINT64_MAX);
- p = original = " foobar ";
- assert_se(unquote_first_word(&p, &t) > 0);
- assert_se(streq(t, "foobar"));
- free(t);
- assert_se(p == original + 12);
+ log_info("Max tasks: %" PRIu64, t);
}
-static void test_unquote_many_words(void) {
- const char *p, *original;
- char *a, *b, *c;
+static void test_system_tasks_max_scale(void) {
+ uint64_t t;
- p = original = "foobar waldi piep";
- assert_se(unquote_many_words(&p, &a, &b, &c, NULL) == 3);
- assert_se(p == original + 17);
- assert_se(streq_ptr(a, "foobar"));
- assert_se(streq_ptr(b, "waldi"));
- assert_se(streq_ptr(c, "piep"));
- free(a);
- free(b);
- free(c);
+ t = system_tasks_max();
- p = original = "'foobar' wa\"ld\"i ";
- assert_se(unquote_many_words(&p, &a, &b, &c, NULL) == 2);
- assert_se(p == original + 19);
- assert_se(streq_ptr(a, "foobar"));
- assert_se(streq_ptr(b, "waldi"));
- assert_se(streq_ptr(c, NULL));
- free(a);
- free(b);
+ assert_se(system_tasks_max_scale(0, 100) == 0);
+ assert_se(system_tasks_max_scale(100, 100) == t);
- p = original = "";
- assert_se(unquote_many_words(&p, &a, &b, &c, NULL) == 0);
- assert_se(p == original);
- assert_se(streq_ptr(a, NULL));
- assert_se(streq_ptr(b, NULL));
- assert_se(streq_ptr(c, NULL));
+ assert_se(system_tasks_max_scale(0, 1) == 0);
+ assert_se(system_tasks_max_scale(1, 1) == t);
+ assert_se(system_tasks_max_scale(2, 1) == 2*t);
- p = original = " ";
- assert_se(unquote_many_words(&p, &a, &b, &c, NULL) == 0);
- assert_se(p == original+2);
- assert_se(streq_ptr(a, NULL));
- assert_se(streq_ptr(b, NULL));
- assert_se(streq_ptr(c, NULL));
+ assert_se(system_tasks_max_scale(0, 2) == 0);
+ assert_se(system_tasks_max_scale(1, 2) == t/2);
+ assert_se(system_tasks_max_scale(2, 2) == t);
+ assert_se(system_tasks_max_scale(3, 2) == (3*t)/2);
+ assert_se(system_tasks_max_scale(4, 2) == t*2);
- p = original = "foobar";
- assert_se(unquote_many_words(&p, NULL) == 0);
- assert_se(p == original);
+ assert_se(system_tasks_max_scale(0, UINT32_MAX) == 0);
+ assert_se(system_tasks_max_scale((UINT32_MAX-1)/2, UINT32_MAX-1) == t/2);
+ assert_se(system_tasks_max_scale(UINT32_MAX, UINT32_MAX) == t);
- p = original = "foobar waldi";
- assert_se(unquote_many_words(&p, &a, NULL) == 1);
- assert_se(p == original+7);
- assert_se(streq_ptr(a, "foobar"));
+ /* overflow */
- p = original = " foobar ";
- assert_se(unquote_many_words(&p, &a, NULL) == 1);
- assert_se(p == original+15);
- assert_se(streq_ptr(a, "foobar"));
+ assert_se(system_tasks_max_scale(UINT64_MAX/4, UINT64_MAX) == UINT64_MAX);
}
int main(int argc, char *argv[]) {
log_parse_environment();
log_open();
- test_streq_ptr();
test_align_power2();
test_max();
test_container_of();
- test_first_word();
- test_close_many();
- test_parse_boolean();
- test_parse_pid();
- test_parse_uid();
- test_safe_atolli();
- test_safe_atod();
- test_strappend();
- test_strstrip();
- test_delete_chars();
- test_in_charset();
- test_hexchar();
- test_unhexchar();
- test_octchar();
- test_unoctchar();
- test_decchar();
- test_undecchar();
- test_cescape();
- test_cunescape();
- test_foreach_word();
- test_foreach_word_quoted();
- test_default_term_for_tty();
- test_memdup_multiply();
- test_hostname_is_valid();
+ test_div_round_up();
test_u64log2();
- test_get_process_comm();
test_protect_errno();
- test_parse_size();
- test_config_parse_iec_off();
- test_strextend();
- test_strrep();
- test_split_pair();
- test_fstab_node_to_udev_node();
- test_get_files_in_directory();
test_in_set();
- test_writing_tmpfile();
- test_hexdump();
test_log2i();
- test_foreach_string();
- test_filename_is_safe();
- test_string_has_cc();
- test_ascii_strlower();
- test_files_same();
- test_is_valid_documentation_url();
- test_file_in_same_dir();
- test_endswith();
- test_close_nointr();
- test_unlink_noerrno();
- test_readlink_and_make_absolute();
- test_read_one_char();
- test_ignore_signals();
- test_strshorten();
- test_strappenda();
- test_is_symlink();
- test_pid_is_unwaited();
- test_pid_is_alive();
- test_search_and_fopen();
- test_search_and_fopen_nulstr();
- test_glob_exists();
- test_execute_directory();
- test_unquote_first_word();
- test_unquote_many_words();
+#if 0 /// UNNEEDED by elogind
+ test_raw_clone();
+#endif // 0
+ test_physical_memory();
+ test_physical_memory_scale();
+ test_system_tasks_max();
+ test_system_tasks_max_scale();
return 0;
}
~ianmdlvl / elogind.git / blobdiff