diff options
Diffstat (limited to 'src/core')
-rw-r--r-- | src/core/busname.c | 20 | ||||
-rw-r--r-- | src/core/dbus-service.c | 14 | ||||
-rw-r--r-- | src/core/job.c | 11 | ||||
-rw-r--r-- | src/core/load-fragment-gperf.gperf.m4 | 1 | ||||
-rw-r--r-- | src/core/load-fragment.c | 9 | ||||
-rw-r--r-- | src/core/main.c | 10 | ||||
-rw-r--r-- | src/core/mount.c | 33 | ||||
-rw-r--r-- | src/core/scope.c | 37 | ||||
-rw-r--r-- | src/core/service.c | 212 | ||||
-rw-r--r-- | src/core/service.h | 1 | ||||
-rw-r--r-- | src/core/socket.c | 37 | ||||
-rw-r--r-- | src/core/swap.c | 20 | ||||
-rw-r--r-- | src/core/unit.c | 3 |
13 files changed, 212 insertions, 196 deletions
diff --git a/src/core/busname.c b/src/core/busname.c index a949cd6d3f..ed083a8412 100644 --- a/src/core/busname.c +++ b/src/core/busname.c @@ -112,29 +112,27 @@ static void busname_done(Unit *u) { n->timer_event_source = sd_event_source_unref(n->timer_event_source); } -static int busname_arm_timer(BusName *n) { +static int busname_arm_timer(BusName *n, usec_t usec) { int r; assert(n); - if (n->timeout_usec <= 0) { - n->timer_event_source = sd_event_source_unref(n->timer_event_source); - return 0; - } - if (n->timer_event_source) { - r = sd_event_source_set_time(n->timer_event_source, now(CLOCK_MONOTONIC) + n->timeout_usec); + r = sd_event_source_set_time(n->timer_event_source, usec); if (r < 0) return r; return sd_event_source_set_enabled(n->timer_event_source, SD_EVENT_ONESHOT); } + if (usec == USEC_INFINITY) + return 0; + r = sd_event_add_time( UNIT(n)->manager->event, &n->timer_event_source, CLOCK_MONOTONIC, - now(CLOCK_MONOTONIC) + n->timeout_usec, 0, + usec, 0, busname_dispatch_timer, n); if (r < 0) return r; @@ -372,7 +370,7 @@ static int busname_coldplug(Unit *u) { if (r < 0) return r; - r = busname_arm_timer(n); + r = busname_arm_timer(n, usec_add(u->state_change_timestamp.monotonic, n->timeout_usec)); if (r < 0) return r; } @@ -397,7 +395,7 @@ static int busname_make_starter(BusName *n, pid_t *_pid) { pid_t pid; int r; - r = busname_arm_timer(n); + r = busname_arm_timer(n, usec_add(now(CLOCK_MONOTONIC), n->timeout_usec)); if (r < 0) goto fail; @@ -475,7 +473,7 @@ static void busname_enter_signal(BusName *n, BusNameState state, BusNameResult f } if (r > 0) { - r = busname_arm_timer(n); + r = busname_arm_timer(n, usec_add(now(CLOCK_MONOTONIC), n->timeout_usec)); if (r < 0) { log_unit_warning_errno(UNIT(n), r, "Failed to arm timer: %m"); goto fail; diff --git a/src/core/dbus-service.c b/src/core/dbus-service.c index 2529689f5a..16f50238a1 100644 --- a/src/core/dbus-service.c +++ b/src/core/dbus-service.c @@ -49,6 +49,7 @@ const sd_bus_vtable bus_service_vtable[] = { SD_BUS_PROPERTY("RestartUSec", "t", bus_property_get_usec, offsetof(Service, restart_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("TimeoutStartUSec", "t", bus_property_get_usec, offsetof(Service, timeout_start_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("TimeoutStopUSec", "t", bus_property_get_usec, offsetof(Service, timeout_stop_usec), SD_BUS_VTABLE_PROPERTY_CONST), + SD_BUS_PROPERTY("RuntimeMaxUSec", "t", bus_property_get_usec, offsetof(Service, runtime_max_usec), SD_BUS_VTABLE_PROPERTY_CONST), SD_BUS_PROPERTY("WatchdogUSec", "t", bus_property_get_usec, offsetof(Service, watchdog_usec), SD_BUS_VTABLE_PROPERTY_CONST), BUS_PROPERTY_DUAL_TIMESTAMP("WatchdogTimestamp", offsetof(Service, watchdog_timestamp), 0), SD_BUS_PROPERTY("StartLimitInterval", "t", bus_property_get_usec, offsetof(Service, start_limit.interval), SD_BUS_VTABLE_PROPERTY_CONST), @@ -125,6 +126,19 @@ static int bus_service_set_transient_property( } return 1; + } else if (streq(name, "RuntimeMaxUSec")) { + usec_t u; + + r = sd_bus_message_read(message, "t", &u); + if (r < 0) + return r; + + if (mode != UNIT_CHECK) { + s->runtime_max_usec = u; + unit_write_drop_in_private_format(UNIT(s), mode, name, "RuntimeMaxSec=" USEC_FMT "us\n", u); + } + + return 1; } else if (STR_IN_SET(name, "StandardInputFileDescriptor", diff --git a/src/core/job.c b/src/core/job.c index d8fdf1b53f..1dcb872019 100644 --- a/src/core/job.c +++ b/src/core/job.c @@ -932,14 +932,14 @@ int job_start_timer(Job *j) { j->begin_usec = now(CLOCK_MONOTONIC); - if (j->unit->job_timeout <= 0) + if (j->unit->job_timeout == USEC_INFINITY) return 0; r = sd_event_add_time( j->manager->event, &j->timer_event_source, CLOCK_MONOTONIC, - j->begin_usec + j->unit->job_timeout, 0, + usec_add(j->begin_usec, j->unit->job_timeout), 0, job_dispatch_timer, j); if (r < 0) return r; @@ -1117,17 +1117,16 @@ int job_coldplug(Job *j) { if (j->state == JOB_WAITING) job_add_to_run_queue(j); - if (j->begin_usec == 0 || j->unit->job_timeout == 0) + if (j->begin_usec == 0 || j->unit->job_timeout == USEC_INFINITY) return 0; - if (j->timer_event_source) - j->timer_event_source = sd_event_source_unref(j->timer_event_source); + j->timer_event_source = sd_event_source_unref(j->timer_event_source); r = sd_event_add_time( j->manager->event, &j->timer_event_source, CLOCK_MONOTONIC, - j->begin_usec + j->unit->job_timeout, 0, + usec_add(j->begin_usec, j->unit->job_timeout), 0, job_dispatch_timer, j); if (r < 0) log_debug_errno(r, "Failed to restart timeout for job: %m"); diff --git a/src/core/load-fragment-gperf.gperf.m4 b/src/core/load-fragment-gperf.gperf.m4 index 7211738685..2507db1932 100644 --- a/src/core/load-fragment-gperf.gperf.m4 +++ b/src/core/load-fragment-gperf.gperf.m4 @@ -214,6 +214,7 @@ Service.RestartSec, config_parse_sec, 0, Service.TimeoutSec, config_parse_service_timeout, 0, offsetof(Service, timeout_start_usec) Service.TimeoutStartSec, config_parse_service_timeout, 0, offsetof(Service, timeout_start_usec) Service.TimeoutStopSec, config_parse_service_timeout, 0, offsetof(Service, timeout_stop_usec) +Service.RuntimeMaxSec, config_parse_sec, 0, offsetof(Service, runtime_max_usec) Service.WatchdogSec, config_parse_sec, 0, offsetof(Service, watchdog_usec) Service.StartLimitInterval, config_parse_sec, 0, offsetof(Service, start_limit.interval) Service.StartLimitBurst, config_parse_unsigned, 0, offsetof(Service, start_limit.burst) diff --git a/src/core/load-fragment.c b/src/core/load-fragment.c index 3b1fbd8b90..3b37cc4cda 100644 --- a/src/core/load-fragment.c +++ b/src/core/load-fragment.c @@ -1743,6 +1743,15 @@ int config_parse_service_timeout(const char *unit, } else if (streq(lvalue, "TimeoutStartSec")) s->start_timeout_defined = true; + /* Traditionally, these options accepted 0 to disable the timeouts. However, a timeout of 0 suggests it happens + * immediately, hence fix this to become USEC_INFINITY instead. This is in-line with how we internally handle + * all other timeouts. */ + + if (s->timeout_start_usec <= 0) + s->timeout_start_usec = USEC_INFINITY; + if (s->timeout_stop_usec <= 0) + s->timeout_stop_usec = USEC_INFINITY; + return 0; } diff --git a/src/core/main.c b/src/core/main.c index 2e1d07811c..84e292afd2 100644 --- a/src/core/main.c +++ b/src/core/main.c @@ -710,8 +710,14 @@ static int parse_config_file(void) { CONF_PATHS_NULSTR("systemd/system.conf.d") : CONF_PATHS_NULSTR("systemd/user.conf.d"); - config_parse_many(fn, conf_dirs_nulstr, "Manager\0", - config_item_table_lookup, items, false, NULL); + config_parse_many(fn, conf_dirs_nulstr, "Manager\0", config_item_table_lookup, items, false, NULL); + + /* Traditionally "0" was used to turn off the default unit timeouts. Fix this up so that we used USEC_INFINITY + * like everywhere else. */ + if (arg_default_timeout_start_usec <= 0) + arg_default_timeout_start_usec = USEC_INFINITY; + if (arg_default_timeout_stop_usec <= 0) + arg_default_timeout_stop_usec = USEC_INFINITY; return 0; } diff --git a/src/core/mount.c b/src/core/mount.c index 2ad4ad4f42..7e3a6d578f 100644 --- a/src/core/mount.c +++ b/src/core/mount.c @@ -152,29 +152,27 @@ static void mount_init(Unit *u) { u->ignore_on_isolate = true; } -static int mount_arm_timer(Mount *m) { +static int mount_arm_timer(Mount *m, usec_t usec) { int r; assert(m); - if (m->timeout_usec <= 0) { - m->timer_event_source = sd_event_source_unref(m->timer_event_source); - return 0; - } - if (m->timer_event_source) { - r = sd_event_source_set_time(m->timer_event_source, now(CLOCK_MONOTONIC) + m->timeout_usec); + r = sd_event_source_set_time(m->timer_event_source, usec); if (r < 0) return r; return sd_event_source_set_enabled(m->timer_event_source, SD_EVENT_ONESHOT); } + if (usec == USEC_INFINITY) + return 0; + r = sd_event_add_time( UNIT(m)->manager->event, &m->timer_event_source, CLOCK_MONOTONIC, - now(CLOCK_MONOTONIC) + m->timeout_usec, 0, + usec, 0, mount_dispatch_timer, m); if (r < 0) return r; @@ -653,7 +651,7 @@ static int mount_coldplug(Unit *u) { if (r < 0) return r; - r = mount_arm_timer(m); + r = mount_arm_timer(m, usec_add(u->state_change_timestamp.monotonic, m->timeout_usec)); if (r < 0) return r; } @@ -725,11 +723,11 @@ static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) { r = unit_setup_exec_runtime(UNIT(m)); if (r < 0) - goto fail; + return r; - r = mount_arm_timer(m); + r = mount_arm_timer(m, usec_add(now(CLOCK_MONOTONIC), m->timeout_usec)); if (r < 0) - goto fail; + return r; exec_params.environment = UNIT(m)->manager->environment; exec_params.confirm_spawn = UNIT(m)->manager->confirm_spawn; @@ -745,21 +743,16 @@ static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) { m->exec_runtime, &pid); if (r < 0) - goto fail; + return r; r = unit_watch_pid(UNIT(m), pid); if (r < 0) /* FIXME: we need to do something here */ - goto fail; + return r; *_pid = pid; return 0; - -fail: - m->timer_event_source = sd_event_source_unref(m->timer_event_source); - - return r; } static void mount_enter_dead(Mount *m, MountResult f) { @@ -805,7 +798,7 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) { goto fail; if (r > 0) { - r = mount_arm_timer(m); + r = mount_arm_timer(m, usec_add(now(CLOCK_MONOTONIC), m->timeout_usec)); if (r < 0) goto fail; diff --git a/src/core/scope.c b/src/core/scope.c index 1953af1f88..7cddee23b8 100644 --- a/src/core/scope.c +++ b/src/core/scope.c @@ -66,29 +66,27 @@ 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; @@ -190,20 +188,19 @@ static int scope_coldplug(Unit *u) { 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; } @@ -261,7 +258,7 @@ static void scope_enter_signal(Scope *s, ScopeState state, ScopeResult f) { 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; diff --git a/src/core/service.c b/src/core/service.c index 355de3e15d..edda02b8f3 100644 --- a/src/core/service.c +++ b/src/core/service.c @@ -112,6 +112,7 @@ static void service_init(Unit *u) { s->timeout_start_usec = u->manager->default_timeout_start_usec; s->timeout_stop_usec = u->manager->default_timeout_stop_usec; s->restart_usec = u->manager->default_restart_usec; + s->runtime_max_usec = USEC_INFINITY; s->type = _SERVICE_TYPE_INVALID; s->socket_fd = -1; s->bus_endpoint_fd = -1; @@ -216,7 +217,7 @@ static void service_start_watchdog(Service *s) { return; if (s->watchdog_event_source) { - r = sd_event_source_set_time(s->watchdog_event_source, s->watchdog_timestamp.monotonic + s->watchdog_usec); + r = sd_event_source_set_time(s->watchdog_event_source, usec_add(s->watchdog_timestamp.monotonic, s->watchdog_usec)); if (r < 0) { log_unit_warning_errno(UNIT(s), r, "Failed to reset watchdog timer: %m"); return; @@ -228,7 +229,7 @@ static void service_start_watchdog(Service *s) { UNIT(s)->manager->event, &s->watchdog_event_source, CLOCK_MONOTONIC, - s->watchdog_timestamp.monotonic + s->watchdog_usec, 0, + usec_add(s->watchdog_timestamp.monotonic, s->watchdog_usec), 0, service_dispatch_watchdog, s); if (r < 0) { log_unit_warning_errno(UNIT(s), r, "Failed to add watchdog timer: %m"); @@ -433,18 +434,21 @@ static int service_arm_timer(Service *s, usec_t usec) { assert(s); if (s->timer_event_source) { - r = sd_event_source_set_time(s->timer_event_source, now(CLOCK_MONOTONIC) + 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) + usec, 0, + usec, 0, service_dispatch_timer, s); if (r < 0) return r; @@ -509,6 +513,9 @@ static int service_verify(Service *s) { if (!s->usb_function_descriptors && s->usb_function_strings) log_unit_warning(UNIT(s), "Service has USBFunctionStrings= setting, but no USBFunctionDescriptors=. Ignoring."); + if (s->runtime_max_usec != USEC_INFINITY && s->type == SERVICE_ONESHOT) + log_unit_warning(UNIT(s), "MaxRuntimeSec= has no effect in combination with Type=oneshot. Ignoring."); + return 0; } @@ -624,7 +631,7 @@ static int service_add_extras(Service *s) { /* Oneshot services have disabled start timeout by default */ if (s->type == SERVICE_ONESHOT && !s->start_timeout_defined) - s->timeout_start_usec = 0; + s->timeout_start_usec = USEC_INFINITY; service_fix_output(s); @@ -882,6 +889,7 @@ static void service_set_state(Service *s, ServiceState state) { if (!IN_SET(state, SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST, + SERVICE_RUNNING, SERVICE_RELOAD, SERVICE_STOP, SERVICE_STOP_SIGABRT, SERVICE_STOP_SIGTERM, SERVICE_STOP_SIGKILL, SERVICE_STOP_POST, SERVICE_FINAL_SIGTERM, SERVICE_FINAL_SIGKILL, @@ -954,6 +962,37 @@ static void service_set_state(Service *s, ServiceState state) { unit_notify(UNIT(s), table[old_state], table[state], s->reload_result == SERVICE_SUCCESS); } +static usec_t service_coldplug_timeout(Service *s) { + assert(s); + + switch (s->deserialized_state) { + + case SERVICE_START_PRE: + case SERVICE_START: + case SERVICE_START_POST: + case SERVICE_RELOAD: + return usec_add(UNIT(s)->state_change_timestamp.monotonic, s->timeout_start_usec); + + case SERVICE_RUNNING: + return usec_add(UNIT(s)->active_enter_timestamp.monotonic, s->runtime_max_usec); + + case SERVICE_STOP: + case SERVICE_STOP_SIGABRT: + case SERVICE_STOP_SIGTERM: + case SERVICE_STOP_SIGKILL: + case SERVICE_STOP_POST: + case SERVICE_FINAL_SIGTERM: + case SERVICE_FINAL_SIGKILL: + return usec_add(UNIT(s)->state_change_timestamp.monotonic, s->timeout_stop_usec); + + case SERVICE_AUTO_RESTART: + return usec_add(UNIT(s)->inactive_enter_timestamp.monotonic, s->restart_usec); + + default: + return USEC_INFINITY; + } +} + static int service_coldplug(Unit *u) { Service *s = SERVICE(u); int r; @@ -964,31 +1003,9 @@ static int service_coldplug(Unit *u) { if (s->deserialized_state == s->state) return 0; - if (IN_SET(s->deserialized_state, - SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST, - SERVICE_RELOAD, - SERVICE_STOP, SERVICE_STOP_SIGABRT, SERVICE_STOP_SIGTERM, SERVICE_STOP_SIGKILL, SERVICE_STOP_POST, - SERVICE_FINAL_SIGTERM, SERVICE_FINAL_SIGKILL)) { - - usec_t k; - - k = IN_SET(s->deserialized_state, SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST, SERVICE_RELOAD) ? s->timeout_start_usec : s->timeout_stop_usec; - - /* For the start/stop timeouts 0 means off */ - if (k > 0) { - r = service_arm_timer(s, k); - if (r < 0) - return r; - } - } - - if (s->deserialized_state == SERVICE_AUTO_RESTART) { - - /* The restart timeouts 0 means immediately */ - r = service_arm_timer(s, s->restart_usec); - if (r < 0) - return r; - } + r = service_arm_timer(s, service_coldplug_timeout(s)); + if (r < 0) + return r; if (s->main_pid > 0 && pid_is_unwaited(s->main_pid) && @@ -1175,7 +1192,7 @@ static int service_spawn( r = unit_setup_exec_runtime(UNIT(s)); if (r < 0) - goto fail; + return r; if (pass_fds || s->exec_context.std_input == EXEC_INPUT_SOCKET || @@ -1184,55 +1201,42 @@ static int service_spawn( r = service_collect_fds(s, &fds, &fd_names); if (r < 0) - goto fail; + return r; n_fds = r; } - if (timeout > 0) { - r = service_arm_timer(s, timeout); - if (r < 0) - goto fail; - } else - s->timer_event_source = sd_event_source_unref(s->timer_event_source); + r = service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), timeout)); + if (r < 0) + return r; r = unit_full_printf_strv(UNIT(s), c->argv, &argv); if (r < 0) - goto fail; + return r; our_env = new0(char*, 6); - if (!our_env) { - r = -ENOMEM; - goto fail; - } + if (!our_env) + return -ENOMEM; if (is_control ? s->notify_access == NOTIFY_ALL : s->notify_access != NOTIFY_NONE) - if (asprintf(our_env + n_env++, "NOTIFY_SOCKET=%s", UNIT(s)->manager->notify_socket) < 0) { - r = -ENOMEM; - goto fail; - } + if (asprintf(our_env + n_env++, "NOTIFY_SOCKET=%s", UNIT(s)->manager->notify_socket) < 0) + return -ENOMEM; if (s->main_pid > 0) - if (asprintf(our_env + n_env++, "MAINPID="PID_FMT, s->main_pid) < 0) { - r = -ENOMEM; - goto fail; - } + if (asprintf(our_env + n_env++, "MAINPID="PID_FMT, s->main_pid) < 0) + return -ENOMEM; if (UNIT(s)->manager->running_as != MANAGER_SYSTEM) - if (asprintf(our_env + n_env++, "MANAGERPID="PID_FMT, getpid()) < 0) { - r = -ENOMEM; - goto fail; - } + if (asprintf(our_env + n_env++, "MANAGERPID="PID_FMT, getpid()) < 0) + return -ENOMEM; if (s->socket_fd >= 0) { union sockaddr_union sa; socklen_t salen = sizeof(sa); r = getpeername(s->socket_fd, &sa.sa, &salen); - if (r < 0) { - r = -errno; - goto fail; - } + if (r < 0) + return -errno; if (IN_SET(sa.sa.sa_family, AF_INET, AF_INET6)) { _cleanup_free_ char *addr = NULL; @@ -1241,34 +1245,26 @@ static int service_spawn( r = sockaddr_pretty(&sa.sa, salen, true, false, &addr); if (r < 0) - goto fail; + return r; t = strappend("REMOTE_ADDR=", addr); - if (!t) { - r = -ENOMEM; - goto fail; - } + if (!t) + return -ENOMEM; our_env[n_env++] = t; port = sockaddr_port(&sa.sa); - if (port < 0) { - r = port; - goto fail; - } + if (port < 0) + return port; - if (asprintf(&t, "REMOTE_PORT=%u", port) < 0) { - r = -ENOMEM; - goto fail; - } + if (asprintf(&t, "REMOTE_PORT=%u", port) < 0) + return -ENOMEM; our_env[n_env++] = t; } } final_env = strv_env_merge(2, UNIT(s)->manager->environment, our_env, NULL); - if (!final_env) { - r = -ENOMEM; - goto fail; - } + if (!final_env) + return -ENOMEM; if (is_control && UNIT(s)->cgroup_path) { path = strjoina(UNIT(s)->cgroup_path, "/control"); @@ -1280,7 +1276,7 @@ static int service_spawn( r = bus_kernel_create_endpoint(UNIT(s)->manager->running_as == MANAGER_SYSTEM ? "system" : "user", UNIT(s)->id, &bus_endpoint_path); if (r < 0) - goto fail; + return r; /* Pass the fd to the exec_params so that the child process can upload the policy. * Keep a reference to the fd in the service, so the endpoint is kept alive as long @@ -1314,22 +1310,16 @@ static int service_spawn( s->exec_runtime, &pid); if (r < 0) - goto fail; + return r; r = unit_watch_pid(UNIT(s), pid); if (r < 0) /* FIXME: we need to do something here */ - goto fail; + return r; *_pid = pid; return 0; - -fail: - if (timeout) - s->timer_event_source = sd_event_source_unref(s->timer_event_source); - - return r; } static int main_pid_good(Service *s) { @@ -1437,7 +1427,7 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart) if (allow_restart && service_shall_restart(s)) { - r = service_arm_timer(s, s->restart_usec); + r = service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->restart_usec)); if (r < 0) goto fail; @@ -1545,11 +1535,9 @@ static void service_enter_signal(Service *s, ServiceState state, ServiceResult f goto fail; if (r > 0) { - if (s->timeout_stop_usec > 0) { - r = service_arm_timer(s, s->timeout_stop_usec); - if (r < 0) - goto fail; - } + r = service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_stop_usec)); + if (r < 0) + goto fail; service_set_state(s, state); } else if (IN_SET(state, SERVICE_STOP_SIGABRT, SERVICE_STOP_SIGTERM) && s->kill_context.send_sigkill) @@ -1577,8 +1565,7 @@ static void service_enter_stop_by_notify(Service *s) { unit_watch_all_pids(UNIT(s)); - if (s->timeout_stop_usec > 0) - service_arm_timer(s, s->timeout_stop_usec); + service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_stop_usec)); /* The service told us it's stopping, so it's as if we SIGTERM'd it. */ service_set_state(s, SERVICE_STOP_SIGTERM); @@ -1656,8 +1643,10 @@ static void service_enter_running(Service *s, ServiceResult f) { service_enter_reload_by_notify(s); else if (s->notify_state == NOTIFY_STOPPING) service_enter_stop_by_notify(s); - else + else { service_set_state(s, SERVICE_RUNNING); + service_arm_timer(s, usec_add(UNIT(s)->active_enter_timestamp.monotonic, s->runtime_max_usec)); + } } else if (s->remain_after_exit) service_set_state(s, SERVICE_EXITED); @@ -1711,6 +1700,7 @@ static void service_kill_control_processes(Service *s) { static void service_enter_start(Service *s) { ExecCommand *c; + usec_t timeout; pid_t pid; int r; @@ -1742,9 +1732,16 @@ static void service_enter_start(Service *s) { return; } + if (IN_SET(s->type, SERVICE_SIMPLE, SERVICE_IDLE)) + /* For simple + idle this is the main process. We don't apply any timeout here, but + * service_enter_running() will later apply the .runtime_max_usec timeout. */ + timeout = USEC_INFINITY; + else + timeout = s->timeout_start_usec; + r = service_spawn(s, c, - IN_SET(s->type, SERVICE_FORKING, SERVICE_DBUS, SERVICE_NOTIFY, SERVICE_ONESHOT) ? s->timeout_start_usec : 0, + timeout, true, true, true, @@ -1754,7 +1751,7 @@ static void service_enter_start(Service *s) { if (r < 0) goto fail; - if (s->type == SERVICE_SIMPLE || s->type == SERVICE_IDLE) { + if (IN_SET(s->type, SERVICE_SIMPLE, SERVICE_IDLE)) { /* For simple services we immediately start * the START_POST binaries. */ @@ -1769,9 +1766,7 @@ static void service_enter_start(Service *s) { s->control_pid = pid; service_set_state(s, SERVICE_START); - } else if (s->type == SERVICE_ONESHOT || - s->type == SERVICE_DBUS || - s->type == SERVICE_NOTIFY) { + } else if (IN_SET(s->type, SERVICE_ONESHOT, SERVICE_DBUS, SERVICE_NOTIFY)) { /* For oneshot services we wait until the start * process exited, too, but it is our main process. */ @@ -1840,7 +1835,7 @@ static void service_enter_restart(Service *s) { /* Don't restart things if we are going down anyway */ log_unit_info(UNIT(s), "Stop job pending for unit, delaying automatic restart."); - r = service_arm_timer(s, s->restart_usec); + r = service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->restart_usec)); if (r < 0) goto fail; @@ -1870,9 +1865,7 @@ fail: static void service_enter_reload_by_notify(Service *s) { assert(s); - if (s->timeout_start_usec > 0) - service_arm_timer(s, s->timeout_start_usec); - + service_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_start_usec)); service_set_state(s, SERVICE_RELOAD); } @@ -1913,6 +1906,7 @@ fail: } static void service_run_next_control(Service *s) { + usec_t timeout; int r; assert(s); @@ -1924,9 +1918,14 @@ static void service_run_next_control(Service *s) { s->control_command = s->control_command->command_next; service_unwatch_control_pid(s); + if (IN_SET(s->state, SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST, SERVICE_RUNNING, SERVICE_RELOAD)) + timeout = s->timeout_start_usec; + else + timeout = s->timeout_stop_usec; + r = service_spawn(s, s->control_command, - IN_SET(s->state, SERVICE_START_PRE, SERVICE_START, SERVICE_START_POST, SERVICE_RUNNING, SERVICE_RELOAD) ? s->timeout_start_usec : s->timeout_stop_usec, + timeout, false, !s->permissions_start_only, !s->root_directory_start_only, @@ -2882,6 +2881,11 @@ static int service_dispatch_timer(sd_event_source *source, usec_t usec, void *us service_enter_stop(s, SERVICE_FAILURE_TIMEOUT); break; + case SERVICE_RUNNING: + log_unit_warning(UNIT(s), "Service reached runtime time limit. Stopping."); + service_enter_stop(s, SERVICE_FAILURE_TIMEOUT); + break; + case SERVICE_RELOAD: log_unit_warning(UNIT(s), "Reload operation timed out. Stopping."); service_unwatch_control_pid(s); diff --git a/src/core/service.h b/src/core/service.h index 19efbccfc7..24408940d4 100644 --- a/src/core/service.h +++ b/src/core/service.h @@ -118,6 +118,7 @@ struct Service { usec_t restart_usec; usec_t timeout_start_usec; usec_t timeout_stop_usec; + usec_t runtime_max_usec; dual_timestamp watchdog_timestamp; usec_t watchdog_usec; diff --git a/src/core/socket.c b/src/core/socket.c index 2e4173aabc..740b748d65 100644 --- a/src/core/socket.c +++ b/src/core/socket.c @@ -170,29 +170,27 @@ static void socket_done(Unit *u) { s->timer_event_source = sd_event_source_unref(s->timer_event_source); } -static int socket_arm_timer(Socket *s) { +static int socket_arm_timer(Socket *s, usec_t usec) { int r; assert(s); - if (s->timeout_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_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_usec, 0, + usec, 0, socket_dispatch_timer, s); if (r < 0) return r; @@ -1494,7 +1492,7 @@ static int socket_coldplug(Unit *u) { if (r < 0) return r; - r = socket_arm_timer(s); + r = socket_arm_timer(s, usec_add(u->state_change_timestamp.monotonic, s->timeout_usec)); if (r < 0) return r; } @@ -1507,6 +1505,7 @@ static int socket_coldplug(Unit *u) { SOCKET_STOP_PRE, SOCKET_STOP_PRE_SIGTERM, SOCKET_STOP_PRE_SIGKILL)) { + r = socket_open_fds(s); if (r < 0) return r; @@ -1548,15 +1547,15 @@ static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) { r = unit_setup_exec_runtime(UNIT(s)); if (r < 0) - goto fail; + return r; - r = socket_arm_timer(s); + r = socket_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); if (r < 0) - goto fail; + return r; r = unit_full_printf_strv(UNIT(s), c->argv, &argv); if (r < 0) - goto fail; + return r; exec_params.argv = argv; exec_params.environment = UNIT(s)->manager->environment; @@ -1573,26 +1572,22 @@ static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) { s->exec_runtime, &pid); if (r < 0) - goto fail; + return r; r = unit_watch_pid(UNIT(s), pid); if (r < 0) /* FIXME: we need to do something here */ - goto fail; + return r; *_pid = pid; return 0; - -fail: - s->timer_event_source = sd_event_source_unref(s->timer_event_source); - return r; } static int socket_chown(Socket *s, pid_t *_pid) { pid_t pid; int r; - r = socket_arm_timer(s); + r = socket_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); if (r < 0) goto fail; @@ -1735,7 +1730,7 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) { goto fail; if (r > 0) { - r = socket_arm_timer(s); + r = socket_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); if (r < 0) goto fail; diff --git a/src/core/swap.c b/src/core/swap.c index 5568898bd7..d895e3ced1 100644 --- a/src/core/swap.c +++ b/src/core/swap.c @@ -160,29 +160,27 @@ static void swap_done(Unit *u) { s->timer_event_source = sd_event_source_unref(s->timer_event_source); } -static int swap_arm_timer(Swap *s) { +static int swap_arm_timer(Swap *s, usec_t usec) { int r; assert(s); - if (s->timeout_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_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_usec, 0, + usec, 0, swap_dispatch_timer, s); if (r < 0) return r; @@ -552,7 +550,7 @@ static int swap_coldplug(Unit *u) { if (r < 0) return r; - r = swap_arm_timer(s); + r = swap_arm_timer(s, usec_add(u->state_change_timestamp.monotonic, s->timeout_usec)); if (r < 0) return r; } @@ -633,7 +631,7 @@ static int swap_spawn(Swap *s, ExecCommand *c, pid_t *_pid) { if (r < 0) goto fail; - r = swap_arm_timer(s); + r = swap_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); if (r < 0) goto fail; @@ -710,7 +708,7 @@ static void swap_enter_signal(Swap *s, SwapState state, SwapResult f) { goto fail; if (r > 0) { - r = swap_arm_timer(s); + r = swap_arm_timer(s, usec_add(now(CLOCK_MONOTONIC), s->timeout_usec)); if (r < 0) goto fail; diff --git a/src/core/unit.c b/src/core/unit.c index 05466a84f9..0c1efc0e16 100644 --- a/src/core/unit.c +++ b/src/core/unit.c @@ -99,6 +99,7 @@ Unit *unit_new(Manager *m, size_t size) { u->unit_file_preset = -1; u->on_failure_job_mode = JOB_REPLACE; u->cgroup_inotify_wd = -1; + u->job_timeout = USEC_INFINITY; RATELIMIT_INIT(u->auto_stop_ratelimit, 10 * USEC_PER_SEC, 16); @@ -950,7 +951,7 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) { STRV_FOREACH(j, u->dropin_paths) fprintf(f, "%s\tDropIn Path: %s\n", prefix, *j); - if (u->job_timeout > 0) + if (u->job_timeout != USEC_INFINITY) fprintf(f, "%s\tJob Timeout: %s\n", prefix, format_timespan(timespan, sizeof(timespan), u->job_timeout, 0)); if (u->job_timeout_action != FAILURE_ACTION_NONE) |