#include "mkdir.h"
#include "label.h"
#include "fileio-label.h"
-#include "bus-errors.h"
+#include "bus-common-errors.h"
#include "dbus.h"
#include "execute.h"
#include "virt.h"
u->deserialized_job = _JOB_TYPE_INVALID;
u->default_dependencies = true;
u->unit_file_state = _UNIT_FILE_STATE_INVALID;
+ u->unit_file_preset = -1;
u->on_failure_job_mode = JOB_REPLACE;
return u;
}
bool unit_check_gc(Unit *u) {
+ UnitActiveState state;
assert(u);
- if (UNIT_VTABLE(u)->no_gc)
+ if (u->job)
return true;
- if (u->no_gc)
+ if (u->nop_job)
return true;
- if (u->job)
+ state = unit_active_state(u);
+
+ /* If the unit is inactive and failed and no job is queued for
+ * it, then release its runtime resources */
+ if (UNIT_IS_INACTIVE_OR_FAILED(state) &&
+ UNIT_VTABLE(u)->release_resources)
+ UNIT_VTABLE(u)->release_resources(u);
+
+ /* But we keep the unit object around for longer when it is
+ * referenced or configured to not be gc'ed */
+ if (state != UNIT_INACTIVE)
return true;
- if (u->nop_job)
+ if (UNIT_VTABLE(u)->no_gc)
return true;
- if (unit_active_state(u) != UNIT_INACTIVE)
+ if (u->no_gc)
return true;
if (u->refs)
/*
* If u does not have this dependency set allocated, there is no need
- * to reserve anything. In that case other's set will be transfered
+ * to reserve anything. In that case other's set will be transferred
* as a whole to u by complete_move().
*/
if (!u->dependencies[d])
unit_status_log_starting_stopping_reloading(u, JOB_START);
unit_status_print_starting_stopping(u, JOB_START);
+ if (UNIT_VTABLE(u)->supported && !UNIT_VTABLE(u)->supported(u->manager))
+ return -ENOTSUP;
+
/* If it is stopped, but we cannot start it, then fail */
if (!UNIT_VTABLE(u)->start)
return -EBADR;
if (UNIT_IS_INACTIVE_OR_FAILED(state))
return -EALREADY;
- if ((following = unit_following(u))) {
- log_unit_debug(u->id, "Redirecting stop request from %s to %s.",
- u->id, following->id);
+ following = unit_following(u);
+ if (following) {
+ log_unit_debug(u->id, "Redirecting stop request from %s to %s.", u->id, following->id);
return unit_stop(following);
}
return -EALREADY;
if (state != UNIT_ACTIVE) {
- log_unit_warning(u->id, "Unit %s cannot be reloaded because it is inactive.",
- u->id);
+ log_unit_warning(u->id, "Unit %s cannot be reloaded because it is inactive.", u->id);
return -ENOEXEC;
}
following = unit_following(u);
if (following) {
- log_unit_debug(u->id, "Redirecting reload request from %s to %s.",
- u->id, following->id);
+ log_unit_debug(u->id, "Redirecting reload request from %s to %s.", u->id, following->id);
return unit_reload(following);
}
r = manager_add_job(u->manager, JOB_START, other, u->on_failure_job_mode, true, NULL, NULL);
if (r < 0)
- log_unit_error(u->id, "Failed to enqueue OnFailure= job: %s", strerror(-r));
+ log_unit_error_errno(u->id, r, "Failed to enqueue OnFailure= job: %m");
}
}
/* Make sure the cgroup is always removed when we become inactive */
if (UNIT_IS_INACTIVE_OR_FAILED(ns))
- unit_destroy_cgroup(u);
+ unit_destroy_cgroup_if_empty(u);
/* Note that this doesn't apply to RemainAfterExit services exiting
* successfully, since there's no change of state in that case. Which is
if (streq(l, "job")) {
if (v[0] == '\0') {
/* new-style serialized job */
- Job *j = job_new_raw(u);
+ Job *j;
+
+ j = job_new_raw(u);
if (!j)
return -ENOMEM;
job_free(j);
return r;
}
-
- if (j->state == JOB_RUNNING)
- u->manager->n_running_jobs++;
} else {
/* legacy */
- JobType type = job_type_from_string(v);
+ JobType type;
+
+ type = job_type_from_string(v);
if (type < 0)
log_debug("Failed to parse job type value %s", v);
else
return true;
}
- t = unit_find_dropin_paths(u);
+ (void) unit_find_dropin_paths(u, &t);
loaded_cnt = strv_length(t);
current_cnt = strv_length(u->dropin_paths);
return u->unit_file_state;
}
+int unit_get_unit_file_preset(Unit *u) {
+ assert(u);
+
+ if (u->unit_file_preset < 0 && u->fragment_path)
+ u->unit_file_preset = unit_file_query_preset(
+ u->manager->running_as == SYSTEMD_SYSTEM ? UNIT_FILE_SYSTEM : UNIT_FILE_USER,
+ NULL, basename(u->fragment_path));
+
+ return u->unit_file_preset;
+}
+
Unit* unit_ref_set(UnitRef *ref, Unit *u) {
assert(ref);
assert(u);
int unit_write_drop_in(Unit *u, UnitSetPropertiesMode mode, const char *name, const char *data) {
- _cleanup_free_ char *dir = NULL;
+ _cleanup_free_ char *dir = NULL, *p = NULL, *q = NULL;
int r;
assert(u);
if (r < 0)
return r;
- return write_drop_in(dir, u->id, 50, name, data);
+ r = write_drop_in(dir, u->id, 50, name, data);
+ if (r < 0)
+ return r;
+
+ r = drop_in_file(dir, u->id, 50, name, &p, &q);
+ if (r < 0)
+ return r;
+
+ r = strv_extend(&u->dropin_paths, q);
+ if (r < 0)
+ return r;
+
+ strv_sort(u->dropin_paths);
+ strv_uniq(u->dropin_paths);
+
+ u->dropin_mtime = now(CLOCK_REALTIME);
+
+ return 0;
}
int unit_write_drop_in_format(Unit *u, UnitSetPropertiesMode mode, const char *name, const char *format, ...) {
_cleanup_free_ char *comm = NULL;
get_process_comm(main_pid, &comm);
- log_unit_warning(u->id, "Failed to kill main process " PID_FMT " (%s): %s", main_pid, strna(comm), strerror(-r));
+ log_unit_warning_errno(u->id, r, "Failed to kill main process " PID_FMT " (%s): %m", main_pid, strna(comm));
} else {
if (!main_pid_alien)
wait_for_exit = true;
_cleanup_free_ char *comm = NULL;
get_process_comm(control_pid, &comm);
- log_unit_warning(u->id, "Failed to kill control process " PID_FMT " (%s): %s", control_pid, strna(comm), strerror(-r));
+ log_unit_warning_errno(u->id, r, "Failed to kill control process " PID_FMT " (%s): %m", control_pid, strna(comm));
} else {
wait_for_exit = true;
r = cg_kill_recursive(SYSTEMD_CGROUP_CONTROLLER, u->cgroup_path, sig, true, true, false, pid_set);
if (r < 0) {
if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
- log_unit_warning(u->id, "Failed to kill control group: %s", strerror(-r));
+ log_unit_warning_errno(u->id, r, "Failed to kill control group: %m");
} else if (r > 0) {
/* FIXME: For now, we will not wait for the