-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
/***
This file is part of systemd.
assert(u->load_state == UNIT_STUB);
s->timeout_stop_usec = u->manager->default_timeout_stop_usec;
-
- UNIT(s)->ignore_on_isolate = true;
+ u->ignore_on_isolate = true;
}
static void scope_done(Unit *u) {
s->timer_event_source = sd_event_source_unref(s->timer_event_source);
}
-static int scope_arm_timer(Scope *s) {
+static int scope_arm_timer(Scope *s, usec_t usec) {
int r;
assert(s);
- if (s->timeout_stop_usec <= 0) {
- s->timer_event_source = sd_event_source_unref(s->timer_event_source);
- return 0;
- }
-
if (s->timer_event_source) {
- r = sd_event_source_set_time(s->timer_event_source, now(CLOCK_MONOTONIC) + s->timeout_stop_usec);
+ r = sd_event_source_set_time(s->timer_event_source, usec);
if (r < 0)
return r;
return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT);
}
+ if (usec == USEC_INFINITY)
+ return 0;
+
r = sd_event_add_time(
UNIT(s)->manager->event,
&s->timer_event_source,
CLOCK_MONOTONIC,
- now(CLOCK_MONOTONIC) + s->timeout_stop_usec, 0,
+ usec, 0,
scope_dispatch_timer, s);
if (r < 0)
return r;
return 0;
if (set_isempty(UNIT(s)->pids) &&
- !manager_is_reloading_or_reexecuting(UNIT(s)->manager) &&
+ !MANAGER_IS_RELOADING(UNIT(s)->manager) &&
!unit_has_name(UNIT(s), SPECIAL_INIT_SCOPE)) {
log_unit_error(UNIT(s), "Scope has no PIDs. Refusing.");
return -EINVAL;
return 0;
}
+static int scope_load_init_scope(Unit *u) {
+ assert(u);
+
+ if (!unit_has_name(u, SPECIAL_INIT_SCOPE))
+ return 0;
+
+ u->transient = true;
+ u->perpetual = true;
+
+ /* init.scope is a bit special, as it has to stick around forever. Because of its special semantics we
+ * synthesize it here, instead of relying on the unit file on disk. */
+
+ u->default_dependencies = false;
+ u->ignore_on_isolate = true;
+
+ SCOPE(u)->kill_context.kill_signal = SIGRTMIN+14;
+
+ /* Prettify things, if we can. */
+ if (!u->description)
+ u->description = strdup("System and Service Manager");
+ if (!u->documentation)
+ (void) strv_extend(&u->documentation, "man:systemd(1)");
+
+ return 1;
+}
+
static int scope_load(Unit *u) {
Scope *s = SCOPE(u);
int r;
assert(s);
assert(u->load_state == UNIT_STUB);
- if (!u->transient && !manager_is_reloading_or_reexecuting(u->manager))
+ if (!u->transient && !MANAGER_IS_RELOADING(u->manager))
+ /* Refuse to load non-transient scope units, but allow them while reloading. */
return -ENOENT;
- u->load_state = UNIT_LOADED;
-
- r = unit_load_dropin(u);
+ r = scope_load_init_scope(u);
if (r < 0)
return r;
-
- r = unit_patch_contexts(u);
+ r = unit_load_fragment_and_dropin_optional(u);
if (r < 0)
return r;
- r = unit_set_default_slice(u);
- if (r < 0)
- return r;
+ if (u->load_state == UNIT_LOADED) {
+ r = unit_patch_contexts(u);
+ if (r < 0)
+ return r;
- r = scope_add_default_dependencies(s);
- if (r < 0)
- return r;
+ r = unit_set_default_slice(u);
+ if (r < 0)
+ return r;
+
+ r = scope_add_default_dependencies(s);
+ if (r < 0)
+ return r;
+ }
return scope_verify(s);
}
assert(s);
assert(s->state == SCOPE_DEAD);
- if (s->deserialized_state != s->state) {
-
- if (IN_SET(s->deserialized_state, SCOPE_STOP_SIGKILL, SCOPE_STOP_SIGTERM)) {
- r = scope_arm_timer(s);
- if (r < 0)
- return r;
- }
-
- if (!IN_SET(s->deserialized_state, SCOPE_DEAD, SCOPE_FAILED))
- unit_watch_all_pids(UNIT(s));
+ if (s->deserialized_state == s->state)
+ return 0;
- scope_set_state(s, s->deserialized_state);
+ if (IN_SET(s->deserialized_state, SCOPE_STOP_SIGKILL, SCOPE_STOP_SIGTERM)) {
+ r = scope_arm_timer(s, usec_add(u->state_change_timestamp.monotonic, s->timeout_stop_usec));
+ if (r < 0)
+ return r;
}
+ if (!IN_SET(s->deserialized_state, SCOPE_DEAD, SCOPE_FAILED))
+ unit_watch_all_pids(UNIT(s));
+
+ scope_set_state(s, s->deserialized_state);
return 0;
}
static void scope_enter_dead(Scope *s, ScopeResult f) {
assert(s);
- if (f != SCOPE_SUCCESS)
+ if (s->result == SCOPE_SUCCESS)
s->result = f;
+ if (s->result != SCOPE_SUCCESS)
+ log_unit_warning(UNIT(s), "Failed with result '%s'.", scope_result_to_string(s->result));
+
scope_set_state(s, s->result != SCOPE_SUCCESS ? SCOPE_FAILED : SCOPE_DEAD);
}
assert(s);
- if (f != SCOPE_SUCCESS)
+ if (s->result == SCOPE_SUCCESS)
s->result = f;
unit_watch_all_pids(UNIT(s));
/* If we have a controller set let's ask the controller nicely
* to terminate the scope, instead of us going directly into
- * SIGTERM beserk mode */
+ * SIGTERM berserk mode */
if (state == SCOPE_STOP_SIGTERM)
skip_signal = bus_scope_send_request_stop(s) > 0;
- if (!skip_signal) {
+ if (skip_signal)
+ r = 1; /* wait */
+ else {
r = unit_kill_context(
UNIT(s),
&s->kill_context,
- state != SCOPE_STOP_SIGTERM ? KILL_KILL : KILL_TERMINATE,
+ state != SCOPE_STOP_SIGTERM ? KILL_KILL :
+ s->was_abandoned ? KILL_TERMINATE_AND_LOG :
+ KILL_TERMINATE,
-1, -1, false);
if (r < 0)
goto fail;
- } else
- r = 1;
+ }
if (r > 0) {
- r = scope_arm_timer(s);
+ r = scope_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_stop_usec));
if (r < 0)
goto fail;
return -EPERM;
/* We can't fulfill this right now, please try again later */
- if (s->state == SCOPE_STOP_SIGTERM ||
- s->state == SCOPE_STOP_SIGKILL)
+ if (IN_SET(s->state, SCOPE_STOP_SIGTERM, SCOPE_STOP_SIGKILL))
return -EAGAIN;
assert(s->state == SCOPE_DEAD);
- if (!u->transient && !manager_is_reloading_or_reexecuting(u->manager))
+ if (!u->transient && !MANAGER_IS_RELOADING(u->manager))
return -ENOENT;
+ r = unit_acquire_invocation_id(u);
+ if (r < 0)
+ return r;
+
(void) unit_realize_cgroup(u);
- (void) unit_reset_cpu_usage(u);
+ (void) unit_reset_cpu_accounting(u);
+ (void) unit_reset_ip_accounting(u);
r = unit_attach_pids_to_cgroup(u);
if (r < 0) {
assert(s);
- if (s->state == SCOPE_STOP_SIGTERM ||
- s->state == SCOPE_STOP_SIGKILL)
+ if (IN_SET(s->state, SCOPE_STOP_SIGTERM, SCOPE_STOP_SIGKILL))
return 0;
- assert(s->state == SCOPE_RUNNING ||
- s->state == SCOPE_ABANDONED);
+ assert(IN_SET(s->state, SCOPE_RUNNING, SCOPE_ABANDONED));
scope_enter_signal(s, SCOPE_STOP_SIGTERM, SCOPE_SUCCESS);
return 1;
return unit_kill_common(u, who, signo, -1, -1, error);
}
-static int scope_get_timeout(Unit *u, uint64_t *timeout) {
+static int scope_get_timeout(Unit *u, usec_t *timeout) {
Scope *s = SCOPE(u);
+ usec_t t;
int r;
if (!s->timer_event_source)
return 0;
- r = sd_event_source_get_time(s->timer_event_source, timeout);
+ r = sd_event_source_get_time(s->timer_event_source, &t);
if (r < 0)
return r;
+ if (t == USEC_INFINITY)
+ return 0;
+ *timeout = t;
return 1;
}
assert(fds);
unit_serialize_item(u, f, "state", scope_state_to_string(s->state));
+ unit_serialize_item(u, f, "was-abandoned", yes_no(s->was_abandoned));
return 0;
}
else
s->deserialized_state = state;
+ } else if (streq(key, "was-abandoned")) {
+ int k;
+
+ k = parse_boolean(value);
+ if (k < 0)
+ log_unit_debug(u, "Failed to parse boolean value: %s", value);
+ else
+ s->was_abandoned = k;
} else
log_unit_debug(u, "Unknown serialization key: %s", key);
unit_tidy_watch_pids(u, 0, 0);
unit_watch_all_pids(u);
- /* If the PID set is empty now, then let's finish this off */
- if (set_isempty(u->pids))
+ /* If the PID set is empty now, then let's finish this off
+ (On unified we use proper notifications) */
+ if (cg_unified_controller(SYSTEMD_CGROUP_CONTROLLER) == 0 && set_isempty(u->pids))
scope_notify_cgroup_empty_event(u);
}
if (!IN_SET(s->state, SCOPE_RUNNING, SCOPE_ABANDONED))
return -ESTALE;
+ s->was_abandoned = true;
s->controller = mfree(s->controller);
/* The client is no longer watching the remaining processes,
u = manager_get_unit(m, SPECIAL_INIT_SCOPE);
if (!u) {
- u = unit_new(m, sizeof(Scope));
- if (!u) {
- log_oom();
- return;
- }
-
- r = unit_add_name(u, SPECIAL_INIT_SCOPE);
+ r = unit_new_for_name(m, sizeof(Scope), SPECIAL_INIT_SCOPE, &u);
if (r < 0) {
- unit_free(u);
- log_error_errno(r, "Failed to add init.scope name");
+ log_error_errno(r, "Failed to allocate the special " SPECIAL_INIT_SCOPE " unit: %m");
return;
}
}
u->transient = true;
- u->default_dependencies = false;
- u->no_gc = true;
- u->ignore_on_isolate = true;
- u->refuse_manual_start = true;
- u->refuse_manual_stop = true;
+ u->perpetual = true;
SCOPE(u)->deserialized_state = SCOPE_RUNNING;
- SCOPE(u)->kill_context.kill_signal = SIGRTMIN+14;
-
- /* Prettify things, if we can. */
- if (!u->description)
- u->description = strdup("System and Service Manager");
- if (!u->documentation)
- (void) strv_extend(&u->documentation, "man:systemd(1)");
unit_add_to_load_queue(u);
unit_add_to_dbus_queue(u);
"Install\0",
.private_section = "Scope",
- .no_alias = true,
- .no_instances = true,
.can_transient = true,
.init = scope_init,