| /*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/ |
| |
| /*** |
| This file is part of systemd. |
| |
| Copyright 2013 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 <assert.h> |
| |
| #include "util.h" |
| #include "cgroup-util.h" |
| |
| static void check_p_d_u(const char *path, int code, const char *result) { |
| _cleanup_free_ char *unit = NULL; |
| |
| assert_se(cg_path_decode_unit(path, &unit) == code); |
| assert_se(streq_ptr(unit, result)); |
| } |
| |
| static void test_path_decode_unit(void) { |
| check_p_d_u("getty@.service/getty@tty2.service", 0, "getty@tty2.service"); |
| check_p_d_u("getty@.service/getty@tty2.service/xxx", 0, "getty@tty2.service"); |
| check_p_d_u("getty@.service/", -EINVAL, NULL); |
| check_p_d_u("getty@.service", -EINVAL, NULL); |
| check_p_d_u("getty.service", 0, "getty.service"); |
| check_p_d_u("getty", -EINVAL, NULL); |
| } |
| |
| static void check_p_g_u(const char *path, int code, const char *result) { |
| _cleanup_free_ char *unit = NULL; |
| |
| assert_se(cg_path_get_unit(path, &unit) == code); |
| assert_se(streq_ptr(unit, result)); |
| } |
| |
| static void check_p_g_u_u(const char *path, int code, const char *result) { |
| _cleanup_free_ char *unit = NULL; |
| |
| assert_se(cg_path_get_user_unit(path, &unit) == code); |
| assert_se(streq_ptr(unit, result)); |
| } |
| |
| static void test_path_get_unit(void) { |
| check_p_g_u("/system/foobar.service/sdfdsaf", 0, "foobar.service"); |
| check_p_g_u("/system/getty@.service/getty@tty5.service", 0, "getty@tty5.service"); |
| check_p_g_u("/system/getty@.service/getty@tty5.service/aaa/bbb", 0, "getty@tty5.service"); |
| check_p_g_u("/system/getty@.service/getty@tty5.service/", 0, "getty@tty5.service"); |
| check_p_g_u("/system/getty@tty6.service/tty5", 0, "getty@tty6.service"); |
| check_p_g_u("sadfdsafsda", -ENOENT, NULL); |
| check_p_g_u("/system/getty####@tty6.service/tty5", -EINVAL, NULL); |
| } |
| |
| static void test_path_get_user_unit(void) { |
| check_p_g_u_u("/user/lennart/2/systemd-21548/foobar.service", 0, "foobar.service"); |
| check_p_g_u_u("/user/lennart/2/systemd-21548/foobar.service/waldo", 0, "foobar.service"); |
| check_p_g_u_u("/user/lennart/2/systemd-21548/foobar.service/waldo/uuuux", 0, "foobar.service"); |
| check_p_g_u_u("/user/lennart/2/systemd-21548/waldo/waldo/uuuux", -EINVAL, NULL); |
| check_p_g_u_u("/user/lennart/2/foobar.service", -ENOENT, NULL); |
| check_p_g_u_u("/user/lennart/2/systemd-21548/foobar@.service/foobar@pie.service/pa/po", 0, "foobar@pie.service"); |
| } |
| |
| static void test_get_paths(void) { |
| _cleanup_free_ char *a = NULL, *b = NULL, *c = NULL, *d = NULL; |
| |
| assert_se(cg_get_root_path(&a) >= 0); |
| log_info("Root = %s", a); |
| |
| assert_se(cg_get_system_path(&b) >= 0); |
| log_info("System = %s", b); |
| |
| assert_se(cg_get_user_path(&c) >= 0); |
| log_info("User = %s", c); |
| |
| assert_se(cg_get_machine_path("harley", &d) >= 0); |
| log_info("Machine = %s", d); |
| } |
| |
| static void test_proc(void) { |
| _cleanup_closedir_ DIR *d = NULL; |
| struct dirent *de; |
| int r; |
| |
| d = opendir("/proc"); |
| assert_se(d); |
| |
| FOREACH_DIRENT(de, d, break) { |
| _cleanup_free_ char *path = NULL, *path_shifted = NULL, *session = NULL, *unit = NULL, *user_unit = NULL, *machine = NULL, *prefix = NULL; |
| pid_t pid; |
| uid_t uid = (uid_t) -1; |
| |
| if (de->d_type != DT_DIR && |
| de->d_type != DT_UNKNOWN) |
| continue; |
| |
| r = parse_pid(de->d_name, &pid); |
| if (r < 0) |
| continue; |
| |
| if (is_kernel_thread(pid)) |
| continue; |
| |
| cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &path); |
| cg_pid_get_path_shifted(pid, &prefix, &path_shifted); |
| cg_pid_get_owner_uid(pid, &uid); |
| cg_pid_get_session(pid, &session); |
| cg_pid_get_unit(pid, &unit); |
| cg_pid_get_user_unit(pid, &user_unit); |
| cg_pid_get_machine_name(pid, &machine); |
| |
| printf("%lu\t%s\t%s\t%s\t%lu\t%s\t%s\t%s\t%s\n", |
| (unsigned long) pid, |
| path, |
| prefix, |
| path_shifted, |
| (unsigned long) uid, |
| session, |
| unit, |
| user_unit, |
| machine); |
| } |
| } |
| |
| static void test_escape_one(const char *s, const char *r) { |
| _cleanup_free_ char *b; |
| |
| b = cg_escape(s); |
| assert_se(b); |
| assert_se(streq(b, r)); |
| |
| assert_se(streq(cg_unescape(b), s)); |
| } |
| |
| static void test_escape(void) { |
| test_escape_one("foobar", "foobar"); |
| test_escape_one(".foobar", "_.foobar"); |
| test_escape_one("foobar.service", "foobar.service"); |
| test_escape_one("cgroup.service", "_cgroup.service"); |
| test_escape_one("cpu.service", "_cpu.service"); |
| test_escape_one("tasks", "_tasks"); |
| test_escape_one("_foobar", "__foobar"); |
| test_escape_one("", "_"); |
| test_escape_one("_", "__"); |
| test_escape_one(".", "_."); |
| } |
| |
| static void test_controller_is_valid(void) { |
| assert_se(cg_controller_is_valid("foobar", false)); |
| assert_se(cg_controller_is_valid("foo_bar", false)); |
| assert_se(cg_controller_is_valid("name=foo", true)); |
| assert_se(!cg_controller_is_valid("", false)); |
| assert_se(!cg_controller_is_valid("name=", true)); |
| assert_se(!cg_controller_is_valid("=", false)); |
| assert_se(!cg_controller_is_valid("cpu,cpuacct", false)); |
| assert_se(!cg_controller_is_valid("_", false)); |
| assert_se(!cg_controller_is_valid("_foobar", false)); |
| assert_se(!cg_controller_is_valid("tatü", false)); |
| } |
| |
| int main(void) { |
| test_path_decode_unit(); |
| test_path_get_unit(); |
| test_path_get_user_unit(); |
| test_get_paths(); |
| test_proc(); |
| test_escape(); |
| test_controller_is_valid(); |
| |
| return 0; |
| } |