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/* SPDX-License-Identifier: LGPL-2.1+ */
/***
This file is part of systemd.
Copyright 2014 Zbigniew Jędrzejewski-Szmek
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <stdlib.h>
#include <sys/stat.h>
#include "log.h"
#include "path-lookup.h"
#include "rm-rf.h"
#include "string-util.h"
#include "strv.h"
static void test_paths(UnitFileScope scope) {
char template[] = "/tmp/test-path-lookup.XXXXXXX";
_cleanup_lookup_paths_free_ LookupPaths lp_without_env = {};
_cleanup_lookup_paths_free_ LookupPaths lp_with_env = {};
char *systemd_unit_path;
assert_se(mkdtemp(template));
assert_se(unsetenv("SYSTEMD_UNIT_PATH") == 0);
assert_se(lookup_paths_init(&lp_without_env, scope, 0, NULL) >= 0);
assert_se(!strv_isempty(lp_without_env.search_path));
assert_se(lookup_paths_reduce(&lp_without_env) >= 0);
systemd_unit_path = strjoina(template, "/systemd-unit-path");
assert_se(setenv("SYSTEMD_UNIT_PATH", systemd_unit_path, 1) == 0);
assert_se(lookup_paths_init(&lp_with_env, scope, 0, NULL) == 0);
assert_se(strv_length(lp_with_env.search_path) == 1);
assert_se(streq(lp_with_env.search_path[0], systemd_unit_path));
assert_se(lookup_paths_reduce(&lp_with_env) >= 0);
assert_se(strv_isempty(lp_with_env.search_path));
assert_se(rm_rf(template, REMOVE_ROOT|REMOVE_PHYSICAL) >= 0);
}
static void test_user_and_global_paths(void) {
_cleanup_lookup_paths_free_ LookupPaths lp_global = {}, lp_user = {};
char **u, **g, **p;
unsigned k = 0;
assert_se(unsetenv("SYSTEMD_UNIT_PATH") == 0);
assert_se(lookup_paths_init(&lp_global, UNIT_FILE_GLOBAL, 0, NULL) == 0);
assert_se(lookup_paths_init(&lp_user, UNIT_FILE_USER, 0, NULL) == 0);
g = lp_global.search_path;
u = lp_user.search_path;
/* Go over all entries in global search path, and verify
* that they also exist in the user search path. Skip any
* entries in user search path which don't exist in the global
* one, but not vice versa. */
log_info("/* %s */", __func__);
STRV_FOREACH(p, g) {
while (u[k] && !streq(*p, u[k])) {
log_info("+ %s", u[k]);
k++;
}
log_info(" %s", *p);
assert(u[k]); /* If NULL, we didn't find a matching entry */
k++;
}
STRV_FOREACH(p, u + k)
log_info("+ %s", *p);
}
static void print_generator_binary_paths(UnitFileScope scope) {
_cleanup_strv_free_ char **paths;
char **dir;
log_info("Generators dirs (%s):", scope == UNIT_FILE_SYSTEM ? "system" : "user");
paths = generator_binary_paths(scope);
STRV_FOREACH(dir, paths)
log_info(" %s", *dir);
}
int main(int argc, char **argv) {
log_set_max_level(LOG_DEBUG);
log_parse_environment();
log_open();
test_paths(UNIT_FILE_SYSTEM);
test_paths(UNIT_FILE_USER);
test_paths(UNIT_FILE_GLOBAL);
test_user_and_global_paths();
print_generator_binary_paths(UNIT_FILE_SYSTEM);
print_generator_binary_paths(UNIT_FILE_USER);
return EXIT_SUCCESS;
}
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