-/*-*- 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 <assert.h>
-
-#include "util.h"
+#include "alloc-util.h"
#include "cgroup-util.h"
+#include "dirent-util.h"
+#include "fd-util.h"
+#include "format-util.h"
+#include "parse-util.h"
+#include "process-util.h"
+#include "stat-util.h"
+#include "string-util.h"
#include "test-helper.h"
+#include "user-util.h"
+#include "util.h"
static void check_p_d_u(const char *path, int code, const char *result) {
_cleanup_free_ char *unit = NULL;
+ int r;
- assert_se(cg_path_decode_unit(path, &unit) == code);
+ r = cg_path_decode_unit(path, &unit);
+ printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code);
+ assert_se(r == code);
assert_se(streq_ptr(unit, result));
}
check_p_d_u("getty@tty2.service", 0, "getty@tty2.service");
check_p_d_u("getty@tty2.service/", 0, "getty@tty2.service");
check_p_d_u("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/", -ENXIO, NULL);
+ check_p_d_u("getty@.service", -ENXIO, NULL);
check_p_d_u("getty.service", 0, "getty.service");
- check_p_d_u("getty", -EINVAL, NULL);
- check_p_d_u("getty/waldo", -EINVAL, NULL);
+ check_p_d_u("getty", -ENXIO, NULL);
+ check_p_d_u("getty/waldo", -ENXIO, NULL);
check_p_d_u("_cpu.service", 0, "cpu.service");
}
static void check_p_g_u(const char *path, int code, const char *result) {
_cleanup_free_ char *unit = NULL;
+ int r;
- assert_se(cg_path_get_unit(path, &unit) == code);
+ r = cg_path_get_unit(path, &unit);
+ printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code);
+ assert_se(r == code);
assert_se(streq_ptr(unit, result));
}
check_p_g_u("/system.slice/getty@tty5.service/aaa/bbb", 0, "getty@tty5.service");
check_p_g_u("/system.slice/getty@tty5.service/", 0, "getty@tty5.service");
check_p_g_u("/system.slice/getty@tty6.service/tty5", 0, "getty@tty6.service");
- check_p_g_u("sadfdsafsda", -EINVAL, NULL);
- check_p_g_u("/system.slice/getty####@tty6.service/xxx", -EINVAL, NULL);
+ check_p_g_u("sadfdsafsda", -ENXIO, NULL);
+ check_p_g_u("/system.slice/getty####@tty6.service/xxx", -ENXIO, NULL);
check_p_g_u("/system.slice/system-waldo.slice/foobar.service/sdfdsaf", 0, "foobar.service");
check_p_g_u("/system.slice/system-waldo.slice/_cpu.service/sdfdsaf", 0, "cpu.service");
+ check_p_g_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "user@1000.service");
+ check_p_g_u("/user.slice/user-1000.slice/user@.service/server.service", -ENXIO, NULL);
}
static void check_p_g_u_u(const char *path, int code, const char *result) {
_cleanup_free_ char *unit = NULL;
+ int r;
- assert_se(cg_path_get_user_unit(path, &unit) == code);
+ r = cg_path_get_user_unit(path, &unit);
+ printf("%s: %s → %s %d expected %s %d\n", __func__, path, unit, r, result, code);
+ assert_se(r == code);
assert_se(streq_ptr(unit, result));
}
check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo.slice/foobar.service", 0, "foobar.service");
check_p_g_u_u("/user.slice/user-1002.slice/session-2.scope/foobar.service/waldo", 0, "foobar.service");
check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar.service/waldo/uuuux", 0, "foobar.service");
- check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo/waldo/uuuux", -EINVAL, NULL);
+ check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/waldo/waldo/uuuux", -ENXIO, NULL);
check_p_g_u_u("/user.slice/user-1000.slice/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service");
check_p_g_u_u("/session-2.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service");
check_p_g_u_u("/xyz.slice/xyz-waldo.slice/session-77.scope/foobar@pie.service/pa/po", 0, "foobar@pie.service");
- check_p_g_u_u("/meh.service", -ENOENT, NULL);
+ check_p_g_u_u("/meh.service", -ENXIO, NULL);
check_p_g_u_u("/session-3.scope/_cpu.service", 0, "cpu.service");
+ check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/server.service", 0, "server.service");
+ check_p_g_u_u("/user.slice/user-1000.slice/user@1000.service/foobar.slice/foobar@pie.service", 0, "foobar@pie.service");
+ check_p_g_u_u("/user.slice/user-1000.slice/user@.service/server.service", -ENXIO, NULL);
}
static void check_p_g_s(const char *path, int code, const char *result) {
static void test_path_get_session(void) {
check_p_g_s("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, "2");
check_p_g_s("/session-3.scope", 0, "3");
- check_p_g_s("", -ENOENT, 0);
+ check_p_g_s("/session-.scope", -ENXIO, NULL);
+ check_p_g_s("", -ENXIO, NULL);
}
static void check_p_g_o_u(const char *path, int code, uid_t result) {
static void test_path_get_owner_uid(void) {
check_p_g_o_u("/user.slice/user-1000.slice/session-2.scope/foobar.service", 0, 1000);
check_p_g_o_u("/user.slice/user-1006.slice", 0, 1006);
- check_p_g_o_u("", -ENOENT, 0);
+ check_p_g_o_u("", -ENXIO, 0);
}
-static void check_p_g_m_n(const char *path, int code, const char *result) {
- _cleanup_free_ char *m = NULL;
+static void check_p_g_slice(const char *path, int code, const char *result) {
+ _cleanup_free_ char *s = NULL;
- assert_se(cg_path_get_machine_name(path, &m) == code);
- assert_se(streq_ptr(m, result));
+ assert_se(cg_path_get_slice(path, &s) == code);
+ assert_se(streq_ptr(s, result));
}
-static void test_path_get_machine_name(void) {
- check_p_g_m_n("/user.slice/machine-foobar.scope", 0, "foobar");
- check_p_g_m_n("/machine-foobar.scope", 0, "foobar");
- check_p_g_m_n("/user.slice/user-kuux.slice/machine-foobar.scope", 0, "foobar");
- check_p_g_m_n("/user.slice/user-kuux.slice/machine-foobar.scope/asjhdkj", 0, "foobar");
- check_p_g_m_n("", -ENOENT, NULL);
+static void test_path_get_slice(void) {
+ check_p_g_slice("/user.slice", 0, "user.slice");
+ check_p_g_slice("/foobar", 0, "-.slice");
+ check_p_g_slice("/user.slice/user-waldo.slice", 0, "user-waldo.slice");
+ check_p_g_slice("", 0, "-.slice");
+ check_p_g_slice("foobar", 0, "-.slice");
+ check_p_g_slice("foobar.slice", 0, "foobar.slice");
+ check_p_g_slice("foo.slice/foo-bar.slice/waldo.service", 0, "foo-bar.slice");
+}
+
+static void check_p_g_u_slice(const char *path, int code, const char *result) {
+ _cleanup_free_ char *s = NULL;
+
+ assert_se(cg_path_get_user_slice(path, &s) == code);
+ assert_se(streq_ptr(s, result));
+}
+
+static void test_path_get_user_slice(void) {
+ check_p_g_u_slice("/user.slice", -ENXIO, NULL);
+ check_p_g_u_slice("/foobar", -ENXIO, NULL);
+ check_p_g_u_slice("/user.slice/user-waldo.slice", -ENXIO, NULL);
+ check_p_g_u_slice("", -ENXIO, NULL);
+ check_p_g_u_slice("foobar", -ENXIO, NULL);
+ check_p_g_u_slice("foobar.slice", -ENXIO, NULL);
+ check_p_g_u_slice("foo.slice/foo-bar.slice/waldo.service", -ENXIO, NULL);
+
+ check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service", 0, "-.slice");
+ check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/", 0, "-.slice");
+ check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service///", 0, "-.slice");
+ check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/waldo.service", 0, "-.slice");
+ check_p_g_u_slice("foo.slice/foo-bar.slice/user@1000.service/piep.slice/foo.service", 0, "piep.slice");
+ check_p_g_u_slice("/foo.slice//foo-bar.slice/user@1000.service/piep.slice//piep-pap.slice//foo.service", 0, "piep-pap.slice");
}
static void test_get_paths(void) {
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, *slice = NULL;
+ _cleanup_free_ char *path = NULL, *path_shifted = NULL, *session = NULL, *unit = NULL, *user_unit = NULL, *machine = NULL, *slice = NULL;
pid_t pid;
- uid_t uid = (uid_t) -1;
+ uid_t uid = UID_INVALID;
if (de->d_type != DT_DIR &&
de->d_type != DT_UNKNOWN)
continue;
cg_pid_get_path(SYSTEMD_CGROUP_CONTROLLER, pid, &path);
- cg_pid_get_path_shifted(pid, &prefix, &path_shifted);
+ cg_pid_get_path_shifted(pid, NULL, &path_shifted);
cg_pid_get_owner_uid(pid, &uid);
cg_pid_get_session(pid, &session);
cg_pid_get_unit(pid, &unit);
cg_pid_get_machine_name(pid, &machine);
cg_pid_get_slice(pid, &slice);
- printf("%lu\t%s\t%s\t%s\t%lu\t%s\t%s\t%s\t%s\t%s\n",
- (unsigned long) pid,
+ printf(PID_FMT"\t%s\t%s\t"UID_FMT"\t%s\t%s\t%s\t%s\t%s\n",
+ pid,
path,
- prefix,
path_shifted,
- (unsigned long) uid,
+ uid,
session,
unit,
user_unit,
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");
+ if (access("/sys/fs/cgroup/cpu", F_OK) == 0)
+ test_escape_one("cpu.service", "_cpu.service");
test_escape_one("_foobar", "__foobar");
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));
+ assert_se(cg_controller_is_valid("foobar"));
+ assert_se(cg_controller_is_valid("foo_bar"));
+ assert_se(cg_controller_is_valid("name=foo"));
+ assert_se(!cg_controller_is_valid(""));
+ assert_se(!cg_controller_is_valid("name="));
+ assert_se(!cg_controller_is_valid("="));
+ assert_se(!cg_controller_is_valid("cpu,cpuacct"));
+ assert_se(!cg_controller_is_valid("_"));
+ assert_se(!cg_controller_is_valid("_foobar"));
+ assert_se(!cg_controller_is_valid("tatü"));
}
static void test_slice_to_path_one(const char *unit, const char *path, int error) {
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("-.slice", "", 0);
+ test_slice_to_path_one("--.slice", NULL, -EINVAL);
+ test_slice_to_path_one("-", 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("foo-.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foo--bar.slice", NULL, -EINVAL);
+ test_slice_to_path_one("foo.slice/foo--bar.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);
}
+static void test_shift_path_one(const char *raw, const char *root, const char *shifted) {
+ const char *s = NULL;
+
+ assert_se(cg_shift_path(raw, root, &s) >= 0);
+ assert_se(streq(s, shifted));
+}
+
+static void test_shift_path(void) {
+
+ test_shift_path_one("/foobar/waldo", "/", "/foobar/waldo");
+ test_shift_path_one("/foobar/waldo", "", "/foobar/waldo");
+ test_shift_path_one("/foobar/waldo", "/foobar", "/waldo");
+ test_shift_path_one("/foobar/waldo", "/fuckfuck", "/foobar/waldo");
+}
+
+static void test_mask_supported(void) {
+
+ CGroupMask m;
+ CGroupController c;
+
+ assert_se(cg_mask_supported(&m) >= 0);
+
+ for (c = 0; c < _CGROUP_CONTROLLER_MAX; c++)
+ printf("'%s' is supported: %s\n", cgroup_controller_to_string(c), yes_no(m & CGROUP_CONTROLLER_TO_MASK(c)));
+}
+
+static void test_is_cgroup_fs(void) {
+ struct statfs sfs;
+ assert_se(statfs("/sys/fs/cgroup", &sfs) == 0);
+ if (is_temporary_fs(&sfs))
+ assert_se(statfs("/sys/fs/cgroup/systemd", &sfs) == 0);
+ assert_se(is_cgroup_fs(&sfs));
+}
+
+static void test_fd_is_cgroup_fs(void) {
+ int fd;
+
+ fd = open("/sys/fs/cgroup", O_RDONLY|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
+ assert_se(fd >= 0);
+ if (fd_is_temporary_fs(fd)) {
+ fd = safe_close(fd);
+ fd = open("/sys/fs/cgroup/systemd", O_RDONLY|O_DIRECTORY|O_CLOEXEC|O_NOFOLLOW);
+ assert_se(fd >= 0);
+ }
+ assert_se(fd_is_cgroup_fs(fd));
+ fd = safe_close(fd);
+}
+
int main(void) {
test_path_decode_unit();
test_path_get_unit();
test_path_get_user_unit();
test_path_get_session();
test_path_get_owner_uid();
- test_path_get_machine_name();
+ test_path_get_slice();
+ test_path_get_user_slice();
TEST_REQ_RUNNING_SYSTEMD(test_get_paths());
test_proc();
TEST_REQ_RUNNING_SYSTEMD(test_escape());
test_controller_is_valid();
test_slice_to_path();
+ test_shift_path();
+ TEST_REQ_RUNNING_SYSTEMD(test_mask_supported());
+ TEST_REQ_RUNNING_SYSTEMD(test_is_cgroup_fs());
+ TEST_REQ_RUNNING_SYSTEMD(test_fd_is_cgroup_fs());
return 0;
}