X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Ftest%2Ftest-cgroup-util.c;h=d4d58b320bd631cc10b868410ecda03ad6f4c986;hp=b30bf23a8015c732fd2dfacaf1b813520084c57a;hb=a016b9228f338cb9b380ce7e00826ef462767d98;hpb=96cde13ace6406582688028f3df5668a172ba628 diff --git a/src/test/test-cgroup-util.c b/src/test/test-cgroup-util.c index b30bf23a8..d4d58b320 100644 --- a/src/test/test-cgroup-util.c +++ b/src/test/test-cgroup-util.c @@ -1,27 +1,203 @@ +/*-*- 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 . +***/ + #include #include "util.h" #include "cgroup-util.h" -#define check_c_t_u(path, code, result) \ -{ \ - char a[] = path; \ - char *unit = NULL; \ - assert_se(cgroup_to_unit(a, &unit) == code); \ - assert(code < 0 || streq(unit, result)); \ +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)); +} + +static void test_slice_to_path_one(const char *unit, const char *path, int error) { + _cleanup_free_ char *ret = NULL; + + assert_se(cg_slice_to_path(unit, &ret) == error); + assert_se(streq_ptr(ret, path)); } +static void test_slice_to_path(void) { -static void test_cgroup_to_unit(void) { - check_c_t_u("/system/getty@.service/tty2", 0, "getty@tty2.service"); - check_c_t_u("/system/getty@.service/", -EINVAL, "getty@tty2.service"); - check_c_t_u("/system/getty@.service", -EINVAL, "getty@tty2.service"); - check_c_t_u("/system/getty.service", 0, "getty.service"); - check_c_t_u("/system/getty", -EINVAL, "getty.service"); + test_slice_to_path_one("foobar.slice", "foobar.slice", 0); + test_slice_to_path_one("foobar-waldo.slice", "foobar.slice/foobar-waldo.slice", 0); + test_slice_to_path_one("foobar-waldo.service", NULL, -EINVAL); + test_slice_to_path_one("-.slice", NULL, -EINVAL); + test_slice_to_path_one("-foo-.slice", NULL, -EINVAL); + test_slice_to_path_one("-foo.slice", NULL, -EINVAL); + test_slice_to_path_one("a-b.slice", "a.slice/a-b.slice", 0); + test_slice_to_path_one("a-b-c-d-e.slice", "a.slice/a-b.slice/a-b-c.slice/a-b-c-d.slice/a-b-c-d-e.slice", 0); } int main(void) { - test_cgroup_to_unit(); + test_path_decode_unit(); + test_path_get_unit(); + test_path_get_user_unit(); + test_get_paths(); + test_proc(); + test_escape(); + test_controller_is_valid(); + test_slice_to_path(); return 0; }