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/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include "conf-parser.h"
#include "fd-util.h"
#include "fs-util.h"
#include "log.h"
#include "macro.h"
#include "string-util.h"
#include "strv.h"
#include "tmpfile-util.h"
#include "util.h"
static void test_config_parse_path_one(const char *rvalue, const char *expected) {
_cleanup_free_ char *path = NULL;
assert_se(config_parse_path("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &path, NULL) >= 0);
assert_se(streq_ptr(expected, path));
}
static void test_config_parse_log_level_one(const char *rvalue, int expected) {
int log_level = 0;
assert_se(config_parse_log_level("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &log_level, NULL) >= 0);
assert_se(expected == log_level);
}
static void test_config_parse_log_facility_one(const char *rvalue, int expected) {
int log_facility = 0;
assert_se(config_parse_log_facility("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &log_facility, NULL) >= 0);
assert_se(expected == log_facility);
}
static void test_config_parse_iec_size_one(const char *rvalue, size_t expected) {
size_t iec_size = 0;
assert_se(config_parse_iec_size("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &iec_size, NULL) >= 0);
assert_se(expected == iec_size);
}
static void test_config_parse_si_uint64_one(const char *rvalue, uint64_t expected) {
uint64_t si_uint64 = 0;
assert_se(config_parse_si_uint64("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &si_uint64, NULL) >= 0);
assert_se(expected == si_uint64);
}
static void test_config_parse_int_one(const char *rvalue, int expected) {
int v = -1;
assert_se(config_parse_int("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &v, NULL) >= 0);
assert_se(expected == v);
}
static void test_config_parse_unsigned_one(const char *rvalue, unsigned expected) {
unsigned v = 0;
assert_se(config_parse_unsigned("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &v, NULL) >= 0);
assert_se(expected == v);
}
static void test_config_parse_strv_one(const char *rvalue, char **expected) {
_cleanup_strv_free_ char **strv = NULL;
assert_se(config_parse_strv("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &strv, NULL) >= 0);
assert_se(strv_equal(expected, strv));
}
static void test_config_parse_mode_one(const char *rvalue, mode_t expected) {
mode_t v = 0;
assert_se(config_parse_mode("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &v, NULL) >= 0);
assert_se(expected == v);
}
static void test_config_parse_sec_one(const char *rvalue, usec_t expected) {
usec_t v = 0;
assert_se(config_parse_sec("unit", "filename", 1, "section", 1, "lvalue", 0, rvalue, &v, NULL) >= 0);
assert_se(expected == v);
}
static void test_config_parse_nsec_one(const char *rvalue, nsec_t expected) {
nsec_t v = 0;
assert_se(config_parse_nsec("unit", "filename", 1, "nsection", 1, "lvalue", 0, rvalue, &v, NULL) >= 0);
assert_se(expected == v);
}
static void test_config_parse_path(void) {
test_config_parse_path_one("/path", "/path");
test_config_parse_path_one("/path//////////", "/path");
test_config_parse_path_one("///path/foo///bar////bar//", "/path/foo/bar/bar");
test_config_parse_path_one("/path//./////hogehoge///.", "/path/hogehoge");
test_config_parse_path_one("/path/\xc3\x80", "/path/\xc3\x80");
test_config_parse_path_one("not_absolute/path", NULL);
test_config_parse_path_one("/path/\xc3\x7f", NULL);
}
static void test_config_parse_log_level(void) {
test_config_parse_log_level_one("debug", LOG_DEBUG);
test_config_parse_log_level_one("info", LOG_INFO);
test_config_parse_log_level_one("garbage", 0);
}
static void test_config_parse_log_facility(void) {
test_config_parse_log_facility_one("mail", LOG_MAIL);
test_config_parse_log_facility_one("user", LOG_USER);
test_config_parse_log_facility_one("garbage", 0);
}
static void test_config_parse_iec_size(void) {
test_config_parse_iec_size_one("1024", 1024);
test_config_parse_iec_size_one("2K", 2048);
test_config_parse_iec_size_one("10M", 10 * 1024 * 1024);
test_config_parse_iec_size_one("1G", 1 * 1024 * 1024 * 1024);
test_config_parse_iec_size_one("0G", 0);
test_config_parse_iec_size_one("0", 0);
test_config_parse_iec_size_one("-982", 0);
test_config_parse_iec_size_one("49874444198739873000000G", 0);
test_config_parse_iec_size_one("garbage", 0);
}
static void test_config_parse_si_uint64(void) {
test_config_parse_si_uint64_one("1024", 1024);
test_config_parse_si_uint64_one("2K", 2000);
test_config_parse_si_uint64_one("10M", 10 * 1000 * 1000);
test_config_parse_si_uint64_one("1G", 1 * 1000 * 1000 * 1000);
test_config_parse_si_uint64_one("0G", 0);
test_config_parse_si_uint64_one("0", 0);
test_config_parse_si_uint64_one("-982", 0);
test_config_parse_si_uint64_one("49874444198739873000000G", 0);
test_config_parse_si_uint64_one("garbage", 0);
}
static void test_config_parse_int(void) {
test_config_parse_int_one("1024", 1024);
test_config_parse_int_one("-1024", -1024);
test_config_parse_int_one("0", 0);
test_config_parse_int_one("99999999999999999999999999999999999999999999999999999999", -1);
test_config_parse_int_one("-99999999999999999999999999999999999999999999999999999999", -1);
test_config_parse_int_one("1G", -1);
test_config_parse_int_one("garbage", -1);
}
static void test_config_parse_unsigned(void) {
test_config_parse_unsigned_one("10241024", 10241024);
test_config_parse_unsigned_one("1024", 1024);
test_config_parse_unsigned_one("0", 0);
test_config_parse_unsigned_one("99999999999999999999999999999999999999999999999999999999", 0);
test_config_parse_unsigned_one("1G", 0);
test_config_parse_unsigned_one("garbage", 0);
test_config_parse_unsigned_one("1000garbage", 0);
}
static void test_config_parse_strv(void) {
test_config_parse_strv_one("", STRV_MAKE_EMPTY);
test_config_parse_strv_one("foo", STRV_MAKE("foo"));
test_config_parse_strv_one("foo bar foo", STRV_MAKE("foo", "bar", "foo"));
test_config_parse_strv_one("\"foo bar\" foo", STRV_MAKE("foo bar", "foo"));
test_config_parse_strv_one("\xc3\x80", STRV_MAKE("\xc3\x80"));
test_config_parse_strv_one("\xc3\x7f", STRV_MAKE("\xc3\x7f"));
}
static void test_config_parse_mode(void) {
test_config_parse_mode_one("777", 0777);
test_config_parse_mode_one("644", 0644);
test_config_parse_mode_one("-777", 0);
test_config_parse_mode_one("999", 0);
test_config_parse_mode_one("garbage", 0);
test_config_parse_mode_one("777garbage", 0);
test_config_parse_mode_one("777 garbage", 0);
}
static void test_config_parse_sec(void) {
test_config_parse_sec_one("1", 1 * USEC_PER_SEC);
test_config_parse_sec_one("1s", 1 * USEC_PER_SEC);
test_config_parse_sec_one("100ms", 100 * USEC_PER_MSEC);
test_config_parse_sec_one("5min 20s", 5 * 60 * USEC_PER_SEC + 20 * USEC_PER_SEC);
test_config_parse_sec_one("-1", 0);
test_config_parse_sec_one("10foo", 0);
test_config_parse_sec_one("garbage", 0);
}
static void test_config_parse_nsec(void) {
test_config_parse_nsec_one("1", 1);
test_config_parse_nsec_one("1s", 1 * NSEC_PER_SEC);
test_config_parse_nsec_one("100ms", 100 * NSEC_PER_MSEC);
test_config_parse_nsec_one("5min 20s", 5 * 60 * NSEC_PER_SEC + 20 * NSEC_PER_SEC);
test_config_parse_nsec_one("-1", 0);
test_config_parse_nsec_one("10foo", 0);
test_config_parse_nsec_one("garbage", 0);
}
static void test_config_parse_iec_uint64(void) {
uint64_t offset = 0;
assert_se(config_parse_iec_uint64(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4M", &offset, NULL) == 0);
assert_se(offset == 4 * 1024 * 1024);
assert_se(config_parse_iec_uint64(NULL, "/this/file", 11, "Section", 22, "Size", 0, "4.5M", &offset, NULL) == 0);
}
#define x10(x) x x x x x x x x x x
#define x100(x) x10(x10(x))
#define x1000(x) x10(x100(x))
static const char* const config_file[] = {
"[Section]\n"
"setting1=1\n",
"[Section]\n"
"setting1=1", /* no terminating newline */
"\n\n\n\n[Section]\n\n\n"
"setting1=1", /* some whitespace, no terminating newline */
"[Section]\n"
"[Section]\n"
"setting1=1\n"
"setting1= 2 \t\n"
"setting1= 1\n", /* repeated settings */
"[Section]\n"
"[Section]\n"
"setting1=1\n"
"setting1=2\\\n"
" \n" /* empty line breaks continuation */
"setting1=1\n", /* repeated settings */
"[Section]\n"
"setting1=1\\\n" /* normal continuation */
"2\\\n"
"3\n",
"[Section]\n"
"#hogehoge\\\n" /* continuation is ignored in comment */
"setting1=1\\\n" /* normal continuation */
"2\\\n"
"3\n",
"[Section]\n"
"setting1=1\\\n" /* normal continuation */
"#hogehoge\\\n" /* commented out line in continuation is ignored */
"2\\\n"
"3\n",
"[Section]\n"
" #hogehoge\\\n" /* whitespaces before comments */
" setting1=1\\\n" /* whitespaces before key */
"2\\\n"
"3\n",
"[Section]\n"
" setting1=1\\\n" /* whitespaces before key */
" #hogehoge\\\n" /* commented out line prefixed with whitespaces in continuation */
"2\\\n"
"3\n",
"[Section]\n"
"setting1=1\\\n" /* continuation with extra trailing backslash at the end */
"2\\\n"
"3\\\n",
"[Section]\n"
"setting1=1\\\\\\\n" /* continuation with trailing escape symbols */
"\\\\2\n", /* note that C requires one level of escaping, so the
* parser gets "…1 BS BS BS NL BS BS 2 NL", which
* it translates into "…1 BS BS SP BS BS 2" */
"\n[Section]\n\n"
"setting1=" /* a line above LINE_MAX length */
x1000("ABCD")
"\n",
"[Section]\n"
"setting1=" /* a line above LINE_MAX length, with continuation */
x1000("ABCD") "\\\n"
"foobar",
"[Section]\n"
"setting1=" /* a line above LINE_MAX length, with continuation */
x1000("ABCD") "\\\n" /* and an extra trailing backslash */
"foobar\\\n",
"[Section]\n"
"setting1=" /* a line above the allowed limit: 9 + 1050000 + 1 */
x1000(x1000("x") x10("abcde")) "\n",
"[Section]\n"
"setting1=" /* many continuation lines, together above the limit */
x1000(x1000("x") x10("abcde") "\\\n") "xxx",
"[Section]\n"
"setting1=2\n"
"[NoWarnSection]\n"
"setting1=3\n"
"[WarnSection]\n"
"setting1=3\n"
"[X-Section]\n"
"setting1=3\n",
};
static void test_config_parse(unsigned i, const char *s) {
_cleanup_(unlink_tempfilep) char name[] = "/tmp/test-conf-parser.XXXXXX";
_cleanup_fclose_ FILE *f = NULL;
_cleanup_free_ char *setting1 = NULL;
int r;
const ConfigTableItem items[] = {
{ "Section", "setting1", config_parse_string, 0, &setting1},
{}
};
log_info("== %s[%i] ==", __func__, i);
assert_se(fmkostemp_safe(name, "r+", &f) == 0);
assert_se(fwrite(s, strlen(s), 1, f) == 1);
rewind(f);
/*
int config_parse(const char *unit,
const char *filename,
FILE *f,
const char *sections,
ConfigItemLookup lookup,
const void *table,
ConfigParseFlags flags,
void *userdata,
usec_t *ret_mtime)
*/
r = config_parse(NULL, name, f,
"Section\0"
"-NoWarnSection\0",
config_item_table_lookup, items,
CONFIG_PARSE_WARN,
NULL,
NULL);
switch (i) {
case 0 ... 4:
assert_se(r == 1);
assert_se(streq(setting1, "1"));
break;
case 5 ... 10:
assert_se(r == 1);
assert_se(streq(setting1, "1 2 3"));
break;
case 11:
assert_se(r == 1);
assert_se(streq(setting1, "1\\\\ \\\\2"));
break;
case 12:
assert_se(r == 1);
assert_se(streq(setting1, x1000("ABCD")));
break;
case 13 ... 14:
assert_se(r == 1);
assert_se(streq(setting1, x1000("ABCD") " foobar"));
break;
case 15 ... 16:
assert_se(r == -ENOBUFS);
assert_se(setting1 == NULL);
break;
case 17:
assert_se(r == 1);
assert_se(streq(setting1, "2"));
break;
}
}
int main(int argc, char **argv) {
unsigned i;
log_parse_environment();
log_open();
test_config_parse_path();
test_config_parse_log_level();
test_config_parse_log_facility();
test_config_parse_iec_size();
test_config_parse_si_uint64();
test_config_parse_int();
test_config_parse_unsigned();
test_config_parse_strv();
test_config_parse_mode();
test_config_parse_sec();
test_config_parse_nsec();
test_config_parse_iec_uint64();
for (i = 0; i < ELEMENTSOF(config_file); i++)
test_config_parse(i, config_file[i]);
return 0;
}
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