[UNIT_AUTOMOUNT] = &automount_vtable,
[UNIT_SNAPSHOT] = &snapshot_vtable,
[UNIT_SWAP] = &swap_vtable,
- [UNIT_PATH] = &path_vtable
+ [UNIT_PATH] = &path_vtable,
+ [UNIT_SLICE] = &slice_vtable
};
Unit *unit_new(Manager *m, size_t size) {
condition_free_list(u->conditions);
+ unit_ref_unset(&u->slice);
+
while (u->refs)
unit_ref_unset(u->refs);
}
static int unit_add_default_dependencies(Unit *u) {
+
static const UnitDependency deps[] = {
UNIT_REQUIRED_BY,
UNIT_REQUIRED_BY_OVERRIDABLE,
assert(u);
for (k = 0; k < ELEMENTSOF(deps); k++)
- SET_FOREACH(target, u->dependencies[deps[k]], i)
- if ((r = unit_add_default_target_dependency(u, target)) < 0)
+ SET_FOREACH(target, u->dependencies[deps[k]], i) {
+ r = unit_add_default_target_dependency(u, target);
+ if (r < 0)
return r;
+ }
+
+ if (u->default_dependencies && UNIT_DEREF(u->slice)) {
+ r = unit_add_two_dependencies(u, UNIT_AFTER, UNIT_WANTS, UNIT_DEREF(u->slice), true);
+ if (r < 0)
+ return r;
+ }
return 0;
}
return u->condition_result;
}
-static const char* unit_get_status_message_format(Unit *u, JobType t) {
+_pure_ static const char* unit_get_status_message_format(Unit *u, JobType t) {
const UnitStatusMessageFormats *format_table;
assert(u);
return format_table->starting_stopping[t == JOB_STOP];
}
-static const char *unit_get_status_message_format_try_harder(Unit *u, JobType t) {
+_pure_ static const char *unit_get_status_message_format_try_harder(Unit *u, JobType t) {
const char *format;
assert(u);
return;
SET_FOREACH(other, u->dependencies[UNIT_REQUIRED_BY], i)
- if (unit_pending_active(other))
+ if (unit_active_or_pending(other))
return;
SET_FOREACH(other, u->dependencies[UNIT_REQUIRED_BY_OVERRIDABLE], i)
- if (unit_pending_active(other))
+ if (unit_active_or_pending(other))
return;
SET_FOREACH(other, u->dependencies[UNIT_WANTED_BY], i)
- if (unit_pending_active(other))
+ if (unit_active_or_pending(other))
return;
SET_FOREACH(other, u->dependencies[UNIT_BOUND_BY], i)
- if (unit_pending_active(other))
+ if (unit_active_or_pending(other))
return;
log_info_unit(u->id, "Service %s is not needed anymore. Stopping.", u->id);
if (ns != os && ns == UNIT_FAILED) {
log_notice_unit(u->id,
- "MESSAGE=Unit %s entered failed state.", u->id);
+ "Unit %s entered failed state.", u->id);
unit_start_on_failure(u);
}
}
}
char *unit_default_cgroup_path(Unit *u) {
+ _cleanup_free_ char *escaped_instance = NULL, *slice = NULL;
+ int r;
+
assert(u);
+ if (UNIT_DEREF(u->slice)) {
+ r = cg_slice_to_path(UNIT_DEREF(u->slice)->id, &slice);
+ if (r < 0)
+ return NULL;
+ }
+
+ escaped_instance = cg_escape(u->id);
+ if (!escaped_instance)
+ return NULL;
+
if (u->instance) {
- _cleanup_free_ char *t = NULL, *escaped_template = NULL, *escaped_instance = NULL;
+ _cleanup_free_ char *t = NULL, *escaped_template = NULL;
t = unit_name_template(u->id);
if (!t)
if (!escaped_template)
return NULL;
- escaped_instance = cg_escape(u->id);
- if (!escaped_instance)
- return NULL;
-
- return strjoin(u->manager->cgroup_hierarchy, "/", escaped_template, "/", escaped_instance, NULL);
- } else {
- _cleanup_free_ char *escaped = NULL;
-
- escaped = cg_escape(u->id);
- if (!escaped)
- return NULL;
-
- return strjoin(u->manager->cgroup_hierarchy, "/", escaped, NULL);
- }
+ return strjoin(u->manager->cgroup_hierarchy, "/",
+ slice ? slice : "", slice ? "/" : "",
+ escaped_template, "/", escaped_instance, NULL);
+ } else
+ return strjoin(u->manager->cgroup_hierarchy, "/",
+ slice ? slice : "", slice ? "/" : "",
+ escaped_instance, NULL);
}
int unit_add_cgroup_from_text(Unit *u, const char *name, bool overwrite, CGroupBonding **ret) {
}
if (!controller) {
- controller = strdup(SYSTEMD_CGROUP_CONTROLLER);
+ controller = strdup("systemd");
ours = true;
}
return log_oom();
}
+ if (streq(controller, "systemd")) {
+ /* Within the systemd unit hierarchy we do not allow changes. */
+ if (path_startswith(path, "/system")) {
+ log_warning_unit(u->id, "Manipulating the systemd:/system cgroup hierarchy is not permitted.");
+ free(path);
+ free(controller);
+ return -EPERM;
+ }
+ }
+
b = cgroup_bonding_find_list(u->cgroup_bondings, controller);
if (b) {
if (streq(path, b->path)) {
return r;
}
+int unit_add_default_slice(Unit *u) {
+ Unit *slice;
+ int r;
+
+ assert(u);
+
+ if (UNIT_DEREF(u->slice))
+ return 0;
+
+ if (u->manager->running_as != SYSTEMD_SYSTEM)
+ return 0;
+
+ r = manager_load_unit(u->manager, SPECIAL_SYSTEM_SLICE, NULL, NULL, &slice);
+ if (r < 0)
+ return r;
+
+ unit_ref_set(&u->slice, slice);
+ return 0;
+}
+
int unit_add_default_cgroups(Unit *u) {
CGroupAttribute *a;
char **c;
return 0;
}
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wformat-nonliteral"
void unit_status_printf(Unit *u, const char *status, const char *unit_status_msg_format) {
manager_status_printf(u->manager, false, status, unit_status_msg_format, unit_description(u));
}
+#pragma GCC diagnostic pop
bool unit_need_daemon_reload(Unit *u) {
_cleanup_strv_free_ char **t = NULL;
return NULL;
}
-bool unit_pending_inactive(Unit *u) {
+bool unit_stop_pending(Unit *u) {
+ assert(u);
+
+ /* This call does check the current state of the unit. It's
+ * hence useful to be called from state change calls of the
+ * unit itself, where the state isn't updated yet. This is
+ * different from unit_inactive_or_pending() which checks both
+ * the current state and for a queued job. */
+
+ return u->job && u->job->type == JOB_STOP;
+}
+
+bool unit_inactive_or_pending(Unit *u) {
assert(u);
/* Returns true if the unit is inactive or going down */
if (UNIT_IS_INACTIVE_OR_DEACTIVATING(unit_active_state(u)))
return true;
- if (u->job && u->job->type == JOB_STOP)
+ if (unit_stop_pending(u))
return true;
return false;
}
-bool unit_pending_active(Unit *u) {
+bool unit_active_or_pending(Unit *u) {
assert(u);
/* Returns true if the unit is active or going up */