diff options
-rw-r--r-- | man/systemd.unit.xml | 4 | ||||
-rw-r--r-- | src/basic/virt.c | 2 | ||||
-rw-r--r-- | src/core/automount.c | 117 | ||||
-rw-r--r-- | src/core/automount.h | 4 | ||||
-rw-r--r-- | src/core/busname.c | 8 | ||||
-rw-r--r-- | src/core/busname.h | 1 | ||||
-rw-r--r-- | src/core/mount.c | 29 | ||||
-rw-r--r-- | src/core/mount.h | 1 | ||||
-rw-r--r-- | src/core/path.c | 8 | ||||
-rw-r--r-- | src/core/path.h | 1 | ||||
-rw-r--r-- | src/core/service.c | 9 | ||||
-rw-r--r-- | src/core/service.h | 1 | ||||
-rw-r--r-- | src/core/socket.c | 25 | ||||
-rw-r--r-- | src/core/socket.h | 1 | ||||
-rw-r--r-- | src/core/swap.c | 10 | ||||
-rw-r--r-- | src/core/swap.h | 1 | ||||
-rw-r--r-- | src/core/timer.c | 10 | ||||
-rw-r--r-- | src/core/timer.h | 1 | ||||
-rw-r--r-- | src/core/unit.c | 40 | ||||
-rw-r--r-- | src/core/unit.h | 2 | ||||
-rw-r--r-- | src/fstab-generator/fstab-generator.c | 1 | ||||
-rw-r--r-- | src/systemctl/systemctl.c | 2 |
22 files changed, 172 insertions, 106 deletions
diff --git a/man/systemd.unit.xml b/man/systemd.unit.xml index abd47bd237..90a1ec6b9c 100644 --- a/man/systemd.unit.xml +++ b/man/systemd.unit.xml @@ -770,7 +770,9 @@ <command>systemctl reset-failed</command> will cause the restart rate counter for a service to be flushed, which is useful if the administrator wants to manually start a unit and the start limit interferes with that. Note that this rate-limiting is enforced after any unit condition checks are executed, and hence unit - activations with failing conditions are not counted by this rate limiting.</para></listitem> + activations with failing conditions are not counted by this rate limiting. Slice, target, device and scope + units do not enforce this setting, as they are unit types whose activation may either never fail, or may + succeed only a single time.</para></listitem> </varlistentry> <varlistentry> diff --git a/src/basic/virt.c b/src/basic/virt.c index e6c5a095a0..dace1f4328 100644 --- a/src/basic/virt.c +++ b/src/basic/virt.c @@ -280,7 +280,7 @@ static int detect_vm_uml(void) { return VIRTUALIZATION_UML; } - log_debug("No virtualization found in /proc/cpuinfo (%s)", cpuinfo_contents); + log_debug("No virtualization found in /proc/cpuinfo."); return VIRTUALIZATION_NONE; } diff --git a/src/core/automount.c b/src/core/automount.c index 1239a0efc6..f06d837e30 100644 --- a/src/core/automount.c +++ b/src/core/automount.c @@ -75,6 +75,9 @@ DEFINE_TRIVIAL_CLEANUP_FUNC(struct expire_data*, expire_data_free); static int open_dev_autofs(Manager *m); static int automount_dispatch_io(sd_event_source *s, int fd, uint32_t events, void *userdata); +static int automount_start_expire(Automount *a); +static void automount_stop_expire(Automount *a); +static int automount_send_ready(Automount *a, Set *tokens, int status); static void automount_init(Unit *u) { Automount *a = AUTOMOUNT(u); @@ -87,8 +90,6 @@ static void automount_init(Unit *u) { UNIT(a)->ignore_on_isolate = true; } -static int automount_send_ready(Automount *a, Set *tokens, int status); - static void unmount_autofs(Automount *a) { int r; @@ -235,6 +236,9 @@ static void automount_set_state(Automount *a, AutomountState state) { old_state = a->state; a->state = state; + if (state != AUTOMOUNT_RUNNING) + automount_stop_expire(a); + if (state != AUTOMOUNT_WAITING && state != AUTOMOUNT_RUNNING) unmount_autofs(a); @@ -408,7 +412,7 @@ static int autofs_send_ready(int dev_autofs_fd, int ioctl_fd, uint32_t token, in init_autofs_dev_ioctl(¶m); param.ioctlfd = ioctl_fd; - if (status) { + if (status != 0) { param.fail.token = token; param.fail.status = status; } else @@ -435,7 +439,7 @@ static int automount_send_ready(Automount *a, Set *tokens, int status) { if (ioctl_fd < 0) return ioctl_fd; - if (status) + if (status != 0) log_unit_debug_errno(UNIT(a), status, "Sending failure: %m"); else log_unit_debug(UNIT(a), "Sending success."); @@ -462,59 +466,54 @@ static int automount_send_ready(Automount *a, Set *tokens, int status) { return r; } -static int automount_start_expire(Automount *a); - -int automount_update_mount(Automount *a, MountState old_state, MountState state) { +static void automount_trigger_notify(Unit *u, Unit *other) { + Automount *a = AUTOMOUNT(u); int r; assert(a); + assert(other); + + /* Filter out invocations with bogus state */ + if (other->load_state != UNIT_LOADED || other->type != UNIT_MOUNT) + return; + + /* Don't propagate state changes from the mount if we are already down */ + if (!IN_SET(a->state, AUTOMOUNT_WAITING, AUTOMOUNT_RUNNING)) + return; + + /* Propagate start limit hit state */ + if (other->start_limit_hit) { + automount_enter_dead(a, AUTOMOUNT_FAILURE_MOUNT_START_LIMIT_HIT); + return; + } + + /* Don't propagate anything if there's still a job queued */ + if (other->job) + return; + + /* The mount is successfully established */ + if (IN_SET(MOUNT(other)->state, MOUNT_MOUNTED, MOUNT_REMOUNTING)) { + (void) automount_send_ready(a, a->tokens, 0); - switch (state) { - case MOUNT_MOUNTED: - case MOUNT_REMOUNTING: - automount_send_ready(a, a->tokens, 0); r = automount_start_expire(a); if (r < 0) log_unit_warning_errno(UNIT(a), r, "Failed to start expiration timer, ignoring: %m"); - break; - case MOUNT_DEAD: - case MOUNT_UNMOUNTING: - case MOUNT_MOUNTING_SIGTERM: - case MOUNT_MOUNTING_SIGKILL: - case MOUNT_REMOUNTING_SIGTERM: - case MOUNT_REMOUNTING_SIGKILL: - case MOUNT_UNMOUNTING_SIGTERM: - case MOUNT_UNMOUNTING_SIGKILL: - case MOUNT_FAILED: - if (old_state != state) - automount_send_ready(a, a->tokens, -ENODEV); - (void) sd_event_source_set_enabled(a->expire_event_source, SD_EVENT_OFF); - break; - default: - break; - } - switch (state) { - case MOUNT_DEAD: - automount_send_ready(a, a->expire_tokens, 0); - break; - case MOUNT_MOUNTING: - case MOUNT_MOUNTING_DONE: - case MOUNT_MOUNTING_SIGTERM: - case MOUNT_MOUNTING_SIGKILL: - case MOUNT_REMOUNTING_SIGTERM: - case MOUNT_REMOUNTING_SIGKILL: - case MOUNT_UNMOUNTING_SIGTERM: - case MOUNT_UNMOUNTING_SIGKILL: - case MOUNT_FAILED: - if (old_state != state) - automount_send_ready(a, a->expire_tokens, -ENODEV); - break; - default: - break; + automount_set_state(a, AUTOMOUNT_RUNNING); } - return 0; + /* The mount is in some unhappy state now, let's unfreeze any waiting clients */ + if (IN_SET(MOUNT(other)->state, + MOUNT_DEAD, MOUNT_UNMOUNTING, + MOUNT_MOUNTING_SIGTERM, MOUNT_MOUNTING_SIGKILL, + MOUNT_REMOUNTING_SIGTERM, MOUNT_REMOUNTING_SIGKILL, + MOUNT_UNMOUNTING_SIGTERM, MOUNT_UNMOUNTING_SIGKILL, + MOUNT_FAILED)) { + + (void) automount_send_ready(a, a->tokens, -ENODEV); + + automount_set_state(a, AUTOMOUNT_WAITING); + } } static void automount_enter_waiting(Automount *a) { @@ -699,6 +698,15 @@ static int automount_start_expire(Automount *a) { return 0; } +static void automount_stop_expire(Automount *a) { + assert(a); + + if (!a->expire_event_source) + return; + + (void) sd_event_source_set_enabled(a->expire_event_source, SD_EVENT_OFF); +} + static void automount_enter_runnning(Automount *a) { _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL; struct stat st; @@ -751,6 +759,7 @@ fail: static int automount_start(Unit *u) { Automount *a = AUTOMOUNT(u); Unit *trigger; + int r; assert(a); assert(a->state == AUTOMOUNT_DEAD || a->state == AUTOMOUNT_FAILED); @@ -766,6 +775,12 @@ static int automount_start(Unit *u) { return -ENOENT; } + r = unit_start_limit_test(u); + if (r < 0) { + automount_enter_dead(a, AUTOMOUNT_FAILURE_START_LIMIT_HIT); + return r; + } + a->result = AUTOMOUNT_SUCCESS; automount_enter_waiting(a); return 1; @@ -958,7 +973,7 @@ static int automount_dispatch_io(sd_event_source *s, int fd, uint32_t events, vo case autofs_ptype_expire_direct: log_unit_debug(UNIT(a), "Got direct umount request on %s", a->where); - (void) sd_event_source_set_enabled(a->expire_event_source, SD_EVENT_OFF); + automount_stop_expire(a); r = set_ensure_allocated(&a->expire_tokens, NULL); if (r < 0) { @@ -1037,7 +1052,9 @@ static bool automount_supported(void) { static const char* const automount_result_table[_AUTOMOUNT_RESULT_MAX] = { [AUTOMOUNT_SUCCESS] = "success", - [AUTOMOUNT_FAILURE_RESOURCES] = "resources" + [AUTOMOUNT_FAILURE_RESOURCES] = "resources", + [AUTOMOUNT_FAILURE_START_LIMIT_HIT] = "start-limit-hit", + [AUTOMOUNT_FAILURE_MOUNT_START_LIMIT_HIT] = "mount-start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(automount_result, AutomountResult); @@ -1069,6 +1086,8 @@ const UnitVTable automount_vtable = { .check_gc = automount_check_gc, + .trigger_notify = automount_trigger_notify, + .reset_failed = automount_reset_failed, .bus_vtable = bus_automount_vtable, diff --git a/src/core/automount.h b/src/core/automount.h index cf5b1cf994..76a201178e 100644 --- a/src/core/automount.h +++ b/src/core/automount.h @@ -26,6 +26,8 @@ typedef struct Automount Automount; typedef enum AutomountResult { AUTOMOUNT_SUCCESS, AUTOMOUNT_FAILURE_RESOURCES, + AUTOMOUNT_FAILURE_START_LIMIT_HIT, + AUTOMOUNT_FAILURE_MOUNT_START_LIMIT_HIT, _AUTOMOUNT_RESULT_MAX, _AUTOMOUNT_RESULT_INVALID = -1 } AutomountResult; @@ -53,7 +55,5 @@ struct Automount { extern const UnitVTable automount_vtable; -int automount_update_mount(Automount *a, MountState old_state, MountState state); - const char* automount_result_to_string(AutomountResult i) _const_; AutomountResult automount_result_from_string(const char *s) _pure_; diff --git a/src/core/busname.c b/src/core/busname.c index e7b7b5c012..f03a95c24e 100644 --- a/src/core/busname.c +++ b/src/core/busname.c @@ -607,6 +607,7 @@ fail: static int busname_start(Unit *u) { BusName *n = BUSNAME(u); + int r; assert(n); @@ -632,6 +633,12 @@ static int busname_start(Unit *u) { assert(IN_SET(n->state, BUSNAME_DEAD, BUSNAME_FAILED)); + r = unit_start_limit_test(u); + if (r < 0) { + busname_enter_dead(n, BUSNAME_FAILURE_START_LIMIT_HIT); + return r; + } + n->result = BUSNAME_SUCCESS; busname_enter_making(n); @@ -1014,6 +1021,7 @@ static const char* const busname_result_table[_BUSNAME_RESULT_MAX] = { [BUSNAME_FAILURE_EXIT_CODE] = "exit-code", [BUSNAME_FAILURE_SIGNAL] = "signal", [BUSNAME_FAILURE_CORE_DUMP] = "core-dump", + [BUSNAME_FAILURE_START_LIMIT_HIT] = "start-limit-hit", [BUSNAME_FAILURE_SERVICE_START_LIMIT_HIT] = "service-start-limit-hit", }; diff --git a/src/core/busname.h b/src/core/busname.h index 52c4055dbb..a8562db458 100644 --- a/src/core/busname.h +++ b/src/core/busname.h @@ -32,6 +32,7 @@ typedef enum BusNameResult { BUSNAME_FAILURE_EXIT_CODE, BUSNAME_FAILURE_SIGNAL, BUSNAME_FAILURE_CORE_DUMP, + BUSNAME_FAILURE_START_LIMIT_HIT, BUSNAME_FAILURE_SERVICE_START_LIMIT_HIT, _BUSNAME_RESULT_MAX, _BUSNAME_RESULT_INVALID = -1 diff --git a/src/core/mount.c b/src/core/mount.c index c8a898e4dc..5a8c26b9e1 100644 --- a/src/core/mount.c +++ b/src/core/mount.c @@ -584,23 +584,6 @@ static int mount_load(Unit *u) { return mount_verify(m); } -static int mount_notify_automount(Mount *m, MountState old_state, MountState state) { - Unit *p; - int r; - Iterator i; - - assert(m); - - SET_FOREACH(p, UNIT(m)->dependencies[UNIT_TRIGGERED_BY], i) - if (p->type == UNIT_AUTOMOUNT) { - r = automount_update_mount(AUTOMOUNT(p), old_state, state); - if (r < 0) - return r; - } - - return 0; -} - static void mount_set_state(Mount *m, MountState state) { MountState old_state; assert(m); @@ -624,8 +607,6 @@ static void mount_set_state(Mount *m, MountState state) { m->control_command_id = _MOUNT_EXEC_COMMAND_INVALID; } - mount_notify_automount(m, old_state, state); - if (state != old_state) log_unit_debug(UNIT(m), "Changed %s -> %s", mount_state_to_string(old_state), mount_state_to_string(state)); @@ -984,6 +965,7 @@ fail: static int mount_start(Unit *u) { Mount *m = MOUNT(u); + int r; assert(m); @@ -1002,6 +984,12 @@ static int mount_start(Unit *u) { assert(m->state == MOUNT_DEAD || m->state == MOUNT_FAILED); + r = unit_start_limit_test(u); + if (r < 0) { + mount_enter_dead(m, MOUNT_FAILURE_START_LIMIT_HIT); + return r; + } + m->result = MOUNT_SUCCESS; m->reload_result = MOUNT_SUCCESS; m->reset_cpu_usage = true; @@ -1821,7 +1809,8 @@ static const char* const mount_result_table[_MOUNT_RESULT_MAX] = { [MOUNT_FAILURE_TIMEOUT] = "timeout", [MOUNT_FAILURE_EXIT_CODE] = "exit-code", [MOUNT_FAILURE_SIGNAL] = "signal", - [MOUNT_FAILURE_CORE_DUMP] = "core-dump" + [MOUNT_FAILURE_CORE_DUMP] = "core-dump", + [MOUNT_FAILURE_START_LIMIT_HIT] = "start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(mount_result, MountResult); diff --git a/src/core/mount.h b/src/core/mount.h index 3b343c6b1f..da529c44f4 100644 --- a/src/core/mount.h +++ b/src/core/mount.h @@ -39,6 +39,7 @@ typedef enum MountResult { MOUNT_FAILURE_EXIT_CODE, MOUNT_FAILURE_SIGNAL, MOUNT_FAILURE_CORE_DUMP, + MOUNT_FAILURE_START_LIMIT_HIT, _MOUNT_RESULT_MAX, _MOUNT_RESULT_INVALID = -1 } MountResult; diff --git a/src/core/path.c b/src/core/path.c index 5e7b3eb234..0dd0d375d8 100644 --- a/src/core/path.c +++ b/src/core/path.c @@ -560,6 +560,7 @@ static void path_mkdir(Path *p) { static int path_start(Unit *u) { Path *p = PATH(u); Unit *trigger; + int r; assert(p); assert(p->state == PATH_DEAD || p->state == PATH_FAILED); @@ -570,6 +571,12 @@ static int path_start(Unit *u) { return -ENOENT; } + r = unit_start_limit_test(u); + if (r < 0) { + path_enter_dead(p, PATH_FAILURE_START_LIMIT_HIT); + return r; + } + path_mkdir(p); p->result = PATH_SUCCESS; @@ -739,6 +746,7 @@ DEFINE_STRING_TABLE_LOOKUP(path_type, PathType); static const char* const path_result_table[_PATH_RESULT_MAX] = { [PATH_SUCCESS] = "success", [PATH_FAILURE_RESOURCES] = "resources", + [PATH_FAILURE_START_LIMIT_HIT] = "start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(path_result, PathResult); diff --git a/src/core/path.h b/src/core/path.h index bbbcebd78e..4230c8fb99 100644 --- a/src/core/path.h +++ b/src/core/path.h @@ -62,6 +62,7 @@ static inline bool path_spec_owns_inotify_fd(PathSpec *s, int fd) { typedef enum PathResult { PATH_SUCCESS, PATH_FAILURE_RESOURCES, + PATH_FAILURE_START_LIMIT_HIT, _PATH_RESULT_MAX, _PATH_RESULT_INVALID = -1 } PathResult; diff --git a/src/core/service.c b/src/core/service.c index f7a3fcf2b9..7ebabca5d6 100644 --- a/src/core/service.c +++ b/src/core/service.c @@ -1957,6 +1957,7 @@ fail: static int service_start(Unit *u) { Service *s = SERVICE(u); + int r; assert(s); @@ -1983,6 +1984,13 @@ static int service_start(Unit *u) { assert(IN_SET(s->state, SERVICE_DEAD, SERVICE_FAILED)); + /* Make sure we don't enter a busy loop of some kind. */ + r = unit_start_limit_test(u); + if (r < 0) { + service_enter_dead(s, SERVICE_FAILURE_START_LIMIT_HIT, false); + return r; + } + s->result = SERVICE_SUCCESS; s->reload_result = SERVICE_SUCCESS; s->main_pid_known = false; @@ -3266,6 +3274,7 @@ static const char* const service_result_table[_SERVICE_RESULT_MAX] = { [SERVICE_FAILURE_SIGNAL] = "signal", [SERVICE_FAILURE_CORE_DUMP] = "core-dump", [SERVICE_FAILURE_WATCHDOG] = "watchdog", + [SERVICE_FAILURE_START_LIMIT_HIT] = "start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(service_result, ServiceResult); diff --git a/src/core/service.h b/src/core/service.h index c7f1e81bdb..4af3d40439 100644 --- a/src/core/service.h +++ b/src/core/service.h @@ -86,6 +86,7 @@ typedef enum ServiceResult { SERVICE_FAILURE_SIGNAL, SERVICE_FAILURE_CORE_DUMP, SERVICE_FAILURE_WATCHDOG, + SERVICE_FAILURE_START_LIMIT_HIT, _SERVICE_RESULT_MAX, _SERVICE_RESULT_INVALID = -1 } ServiceResult; diff --git a/src/core/socket.c b/src/core/socket.c index 7eeed068bd..d3d4866fe6 100644 --- a/src/core/socket.c +++ b/src/core/socket.c @@ -2057,6 +2057,7 @@ fail: static int socket_start(Unit *u) { Socket *s = SOCKET(u); + int r; assert(s); @@ -2101,6 +2102,12 @@ static int socket_start(Unit *u) { assert(s->state == SOCKET_DEAD || s->state == SOCKET_FAILED); + r = unit_start_limit_test(u); + if (r < 0) { + socket_enter_dead(s, SOCKET_FAILURE_START_LIMIT_HIT); + return r; + } + s->result = SOCKET_SUCCESS; s->reset_cpu_usage = true; @@ -2735,17 +2742,26 @@ static void socket_trigger_notify(Unit *u, Unit *other) { assert(u); assert(other); - /* Don't propagate state changes from the service if we are - already down or accepting connections */ - if (!IN_SET(s->state, SOCKET_RUNNING, SOCKET_LISTENING) || s->accept) + /* Filter out invocations with bogus state */ + if (other->load_state != UNIT_LOADED || other->type != UNIT_SERVICE) + return; + + /* Don't propagate state changes from the service if we are already down */ + if (!IN_SET(s->state, SOCKET_RUNNING, SOCKET_LISTENING)) + return; + + /* We don't care for the service state if we are in Accept=yes mode */ + if (s->accept) return; + /* Propagate start limit hit state */ if (other->start_limit_hit) { socket_enter_stop_pre(s, SOCKET_FAILURE_SERVICE_START_LIMIT_HIT); return; } - if (other->load_state != UNIT_LOADED || other->type != UNIT_SERVICE) + /* Don't propagate anything if there's still a job queued */ + if (other->job) return; if (IN_SET(SERVICE(other)->state, @@ -2818,6 +2834,7 @@ static const char* const socket_result_table[_SOCKET_RESULT_MAX] = { [SOCKET_FAILURE_EXIT_CODE] = "exit-code", [SOCKET_FAILURE_SIGNAL] = "signal", [SOCKET_FAILURE_CORE_DUMP] = "core-dump", + [SOCKET_FAILURE_START_LIMIT_HIT] = "start-limit-hit", [SOCKET_FAILURE_TRIGGER_LIMIT_HIT] = "trigger-limit-hit", [SOCKET_FAILURE_SERVICE_START_LIMIT_HIT] = "service-start-limit-hit" }; diff --git a/src/core/socket.h b/src/core/socket.h index 2a4b1bb674..0f1ac69c6f 100644 --- a/src/core/socket.h +++ b/src/core/socket.h @@ -52,6 +52,7 @@ typedef enum SocketResult { SOCKET_FAILURE_EXIT_CODE, SOCKET_FAILURE_SIGNAL, SOCKET_FAILURE_CORE_DUMP, + SOCKET_FAILURE_START_LIMIT_HIT, SOCKET_FAILURE_TRIGGER_LIMIT_HIT, SOCKET_FAILURE_SERVICE_START_LIMIT_HIT, _SOCKET_RESULT_MAX, diff --git a/src/core/swap.c b/src/core/swap.c index c018648d87..a532b15be8 100644 --- a/src/core/swap.c +++ b/src/core/swap.c @@ -814,6 +814,7 @@ fail: static int swap_start(Unit *u) { Swap *s = SWAP(u), *other; + int r; assert(s); @@ -842,6 +843,12 @@ static int swap_start(Unit *u) { if (UNIT(other)->job && UNIT(other)->job->state == JOB_RUNNING) return -EAGAIN; + r = unit_start_limit_test(u); + if (r < 0) { + swap_enter_dead(s, SWAP_FAILURE_START_LIMIT_HIT); + return r; + } + s->result = SWAP_SUCCESS; s->reset_cpu_usage = true; @@ -1447,7 +1454,8 @@ static const char* const swap_result_table[_SWAP_RESULT_MAX] = { [SWAP_FAILURE_TIMEOUT] = "timeout", [SWAP_FAILURE_EXIT_CODE] = "exit-code", [SWAP_FAILURE_SIGNAL] = "signal", - [SWAP_FAILURE_CORE_DUMP] = "core-dump" + [SWAP_FAILURE_CORE_DUMP] = "core-dump", + [SWAP_FAILURE_START_LIMIT_HIT] = "start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(swap_result, SwapResult); diff --git a/src/core/swap.h b/src/core/swap.h index ac7a63d81b..fbf66debdc 100644 --- a/src/core/swap.h +++ b/src/core/swap.h @@ -38,6 +38,7 @@ typedef enum SwapResult { SWAP_FAILURE_EXIT_CODE, SWAP_FAILURE_SIGNAL, SWAP_FAILURE_CORE_DUMP, + SWAP_FAILURE_START_LIMIT_HIT, _SWAP_RESULT_MAX, _SWAP_RESULT_INVALID = -1 } SwapResult; diff --git a/src/core/timer.c b/src/core/timer.c index f8f5f4b2e4..3206296f09 100644 --- a/src/core/timer.c +++ b/src/core/timer.c @@ -599,6 +599,7 @@ static int timer_start(Unit *u) { Timer *t = TIMER(u); TimerValue *v; Unit *trigger; + int r; assert(t); assert(t->state == TIMER_DEAD || t->state == TIMER_FAILED); @@ -609,6 +610,12 @@ static int timer_start(Unit *u) { return -ENOENT; } + r = unit_start_limit_test(u); + if (r < 0) { + timer_enter_dead(t, TIMER_FAILURE_START_LIMIT_HIT); + return r; + } + t->last_trigger = DUAL_TIMESTAMP_NULL; /* Reenable all timers that depend on unit activation time */ @@ -808,7 +815,8 @@ DEFINE_STRING_TABLE_LOOKUP(timer_base, TimerBase); static const char* const timer_result_table[_TIMER_RESULT_MAX] = { [TIMER_SUCCESS] = "success", - [TIMER_FAILURE_RESOURCES] = "resources" + [TIMER_FAILURE_RESOURCES] = "resources", + [TIMER_FAILURE_START_LIMIT_HIT] = "start-limit-hit", }; DEFINE_STRING_TABLE_LOOKUP(timer_result, TimerResult); diff --git a/src/core/timer.h b/src/core/timer.h index 698e6da2f5..9c4b64f898 100644 --- a/src/core/timer.h +++ b/src/core/timer.h @@ -48,6 +48,7 @@ typedef struct TimerValue { typedef enum TimerResult { TIMER_SUCCESS, TIMER_FAILURE_RESOURCES, + TIMER_FAILURE_START_LIMIT_HIT, _TIMER_RESULT_MAX, _TIMER_RESULT_INVALID = -1 } TimerResult; diff --git a/src/core/unit.c b/src/core/unit.c index 4ace6b075b..8153515e89 100644 --- a/src/core/unit.c +++ b/src/core/unit.c @@ -1462,7 +1462,7 @@ void unit_status_emit_starting_stopping_reloading(Unit *u, JobType t) { unit_status_print_starting_stopping(u, t); } -static int unit_start_limit_test(Unit *u) { +int unit_start_limit_test(Unit *u) { assert(u); if (ratelimit_test(&u->start_limit)) { @@ -1488,7 +1488,6 @@ static int unit_start_limit_test(Unit *u) { int unit_start(Unit *u) { UnitActiveState state; Unit *following; - int r; assert(u); @@ -1541,11 +1540,6 @@ int unit_start(Unit *u) { if (!UNIT_VTABLE(u)->start) return -EBADR; - /* Make sure we don't enter a busy loop of some kind. */ - r = unit_start_limit_test(u); - if (r < 0) - return r; - /* We don't suppress calls to ->start() here when we are * already starting, to allow this request to be used as a * "hurry up" call, for example when the unit is in some "auto @@ -2951,7 +2945,7 @@ int unit_coldplug(Unit *u) { return 0; } -static bool fragment_mtime_changed(const char *path, usec_t mtime) { +static bool fragment_mtime_newer(const char *path, usec_t mtime) { struct stat st; if (!path) @@ -2963,7 +2957,7 @@ static bool fragment_mtime_changed(const char *path, usec_t mtime) { if (mtime > 0) /* For non-empty files check the mtime */ - return timespec_load(&st.st_mtim) != mtime; + return timespec_load(&st.st_mtim) > mtime; else if (!null_or_empty(&st)) /* For masked files check if they are still so */ return true; @@ -2974,32 +2968,24 @@ static bool fragment_mtime_changed(const char *path, usec_t mtime) { bool unit_need_daemon_reload(Unit *u) { _cleanup_strv_free_ char **t = NULL; char **path; - unsigned loaded_cnt, current_cnt; assert(u); - if (fragment_mtime_changed(u->fragment_path, u->fragment_mtime) || - fragment_mtime_changed(u->source_path, u->source_mtime)) + if (fragment_mtime_newer(u->fragment_path, u->fragment_mtime)) return true; - (void) unit_find_dropin_paths(u, &t); - loaded_cnt = strv_length(t); - current_cnt = strv_length(u->dropin_paths); - - if (loaded_cnt == current_cnt) { - if (loaded_cnt == 0) - return false; + if (fragment_mtime_newer(u->source_path, u->source_mtime)) + return true; - if (strv_overlap(u->dropin_paths, t)) { - STRV_FOREACH(path, u->dropin_paths) - if (fragment_mtime_changed(*path, u->dropin_mtime)) - return true; + (void) unit_find_dropin_paths(u, &t); + if (!strv_equal(u->dropin_paths, t)) + return true; - return false; - } - } + STRV_FOREACH(path, u->dropin_paths) + if (fragment_mtime_newer(*path, u->dropin_mtime)) + return true; - return true; + return false; } void unit_reset_failed(Unit *u) { diff --git a/src/core/unit.h b/src/core/unit.h index be62e88421..f14972728e 100644 --- a/src/core/unit.h +++ b/src/core/unit.h @@ -611,6 +611,8 @@ static inline bool unit_supported(Unit *u) { void unit_warn_if_dir_nonempty(Unit *u, const char* where); int unit_fail_if_symlink(Unit *u, const char* where); +int unit_start_limit_test(Unit *u); + /* Macros which append UNIT= or USER_UNIT= to the message */ #define log_unit_full(unit, level, error, ...) \ diff --git a/src/fstab-generator/fstab-generator.c b/src/fstab-generator/fstab-generator.c index 6f576b5ecf..343e3b1817 100644 --- a/src/fstab-generator/fstab-generator.c +++ b/src/fstab-generator/fstab-generator.c @@ -379,6 +379,7 @@ static int add_mount( } fprintf(f, + "\n" "[Automount]\n" "Where=%s\n", where); diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 9af25e22a4..bec4f31b39 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -2334,6 +2334,8 @@ static int need_daemon_reload(sd_bus *bus, const char *unit) { } static void warn_unit_file_changed(const char *name) { + assert(name); + log_warning("%sWarning:%s %s changed on disk. Run 'systemctl%s daemon-reload' to reload units.", ansi_highlight_red(), ansi_normal(), |