X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fcore%2Fscope.c;h=b41db7872c4ef5a2811aacc7ff2ffe2249f79911;hp=be2a6370239f0762c327dcb6606100602c019d05;hb=82a2b6bb5e4e5d294f09af778c48974a7857afb6;hpb=085afe36cb823e7d5b8c5f3ef21ebb9639bac78b diff --git a/src/core/scope.c b/src/core/scope.c index be2a63702..b41db7872 100644 --- a/src/core/scope.c +++ b/src/core/scope.c @@ -51,11 +51,6 @@ static void scope_init(Unit *u) { s->timeout_stop_usec = u->manager->default_timeout_stop_usec; - cgroup_context_init(&s->cgroup_context); - kill_context_init(&s->kill_context); - - unit_cgroup_context_init_defaults(u, &s->cgroup_context); - UNIT(s)->ignore_on_isolate = true; UNIT(s)->ignore_on_snapshot = true; } @@ -65,8 +60,6 @@ static void scope_done(Unit *u) { assert(u); - cgroup_context_done(&s->cgroup_context); - free(s->controller); s->timer_event_source = sd_event_source_unref(s->timer_event_source); @@ -90,7 +83,12 @@ static int scope_arm_timer(Scope *s) { return sd_event_source_set_enabled(s->timer_event_source, SD_EVENT_ONESHOT); } - return sd_event_add_monotonic(UNIT(s)->manager->event, &s->timer_event_source, now(CLOCK_MONOTONIC) + s->timeout_stop_usec, 0, scope_dispatch_timer, s); + return sd_event_add_time( + UNIT(s)->manager->event, + &s->timer_event_source, + CLOCK_MONOTONIC, + now(CLOCK_MONOTONIC) + s->timeout_stop_usec, 0, + scope_dispatch_timer, s); } static void scope_set_state(Scope *s, ScopeState state) { @@ -135,7 +133,7 @@ static int scope_verify(Scope *s) { return 0; if (set_isempty(UNIT(s)->pids) && UNIT(s)->manager->n_reloading <= 0) { - log_error_unit(UNIT(s)->id, "Scope %s has no PIDs. Refusing.", UNIT(s)->id); + log_unit_error(UNIT(s)->id, "Scope %s has no PIDs. Refusing.", UNIT(s)->id); return -EINVAL; } @@ -158,7 +156,11 @@ static int scope_load(Unit *u) { if (r < 0) return r; - r = unit_add_default_slice(u); + r = unit_patch_contexts(u); + if (r < 0) + return r; + + r = unit_add_default_slice(u, &s->cgroup_context); if (r < 0) return r; @@ -241,7 +243,7 @@ static void scope_enter_signal(Scope *s, ScopeState state, ScopeResult f) { r = unit_kill_context( UNIT(s), &s->kill_context, - state != SCOPE_STOP_SIGTERM, + state != SCOPE_STOP_SIGTERM ? KILL_KILL : KILL_TERMINATE, -1, -1, false); if (r < 0) goto fail; @@ -262,7 +264,7 @@ static void scope_enter_signal(Scope *s, ScopeState state, ScopeResult f) { return; fail: - log_warning_unit(UNIT(s)->id, + log_unit_warning(UNIT(s)->id, "%s failed to kill processes: %s", UNIT(s)->id, strerror(-r)); scope_enter_dead(s, SCOPE_FAILURE_RESOURCES); @@ -286,20 +288,14 @@ static int scope_start(Unit *u) { if (!u->transient && UNIT(s)->manager->n_reloading <= 0) return -ENOENT; - r = unit_realize_cgroup(u); - if (r < 0) { - log_error("Failed to realize cgroup: %s", strerror(-r)); - return r; - } - - r = cg_attach_many_everywhere(u->manager->cgroup_supported, u->cgroup_path, UNIT(s)->pids); + r = unit_attach_pids_to_cgroup(u); if (r < 0) return r; s->result = SCOPE_SUCCESS; scope_set_state(s, SCOPE_RUNNING); - return 0; + return 1; } static int scope_stop(Unit *u) { @@ -315,7 +311,7 @@ static int scope_stop(Unit *u) { s->state == SCOPE_ABANDONED); scope_enter_signal(s, SCOPE_STOP_SIGTERM, SCOPE_SUCCESS); - return 0; + return 1; } static void scope_reset_failed(Unit *u) { @@ -382,15 +378,14 @@ static int scope_deserialize_item(Unit *u, const char *key, const char *value, F } static bool scope_check_gc(Unit *u) { - Scope *s = SCOPE(u); - int r; - - assert(s); + assert(u); /* Never clean up scopes that still have a process around, * even if the scope is formally dead. */ if (u->cgroup_path) { + int r; + r = cg_is_empty_recursive(SYSTEMD_CGROUP_CONTROLLER, u->cgroup_path, true); if (r <= 0) return true; @@ -403,7 +398,7 @@ static void scope_notify_cgroup_empty_event(Unit *u) { Scope *s = SCOPE(u); assert(u); - log_debug_unit(u->id, "%s: cgroup is empty", u->id); + log_unit_debug(u->id, "%s: cgroup is empty", u->id); if (IN_SET(s->state, SCOPE_RUNNING, SCOPE_ABANDONED, SCOPE_STOP_SIGTERM, SCOPE_STOP_SIGKILL)) scope_enter_dead(s, SCOPE_SUCCESS); @@ -435,17 +430,17 @@ static int scope_dispatch_timer(sd_event_source *source, usec_t usec, void *user case SCOPE_STOP_SIGTERM: if (s->kill_context.send_sigkill) { - log_warning_unit(UNIT(s)->id, "%s stopping timed out. Killing.", UNIT(s)->id); + log_unit_warning(UNIT(s)->id, "%s stopping timed out. Killing.", UNIT(s)->id); scope_enter_signal(s, SCOPE_STOP_SIGKILL, SCOPE_FAILURE_TIMEOUT); } else { - log_warning_unit(UNIT(s)->id, "%s stopping timed out. Skipping SIGKILL.", UNIT(s)->id); + log_unit_warning(UNIT(s)->id, "%s stopping timed out. Skipping SIGKILL.", UNIT(s)->id); scope_enter_dead(s, SCOPE_FAILURE_TIMEOUT); } break; case SCOPE_STOP_SIGKILL: - log_warning_unit(UNIT(s)->id, "%s still around after SIGKILL. Ignoring.", UNIT(s)->id); + log_unit_warning(UNIT(s)->id, "%s still around after SIGKILL. Ignoring.", UNIT(s)->id); scope_enter_dead(s, SCOPE_FAILURE_TIMEOUT); break;