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timer: implement calendar time events

This commit is contained in:
Lennart Poettering 2012-11-23 21:37:58 +01:00
parent 8a1175118e
commit 36697dc019
16 changed files with 1293 additions and 108 deletions
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1
.gitignore vendored
View File

@ -1,3 +1,4 @@
/test-calendarspec
/test-catalog
/test-replace-var
/test-journal-enum

16
Makefile.am
View File

@ -833,7 +833,9 @@ libsystemd_shared_la_SOURCES = \
src/shared/hwclock.c \
src/shared/hwclock.h \
src/shared/time-dst.c \
src/shared/time-dst.h
src/shared/time-dst.h \
src/shared/calendarspec.c \
src/shared/calendarspec.h
#-------------------------------------------------------------------------------
noinst_LTLIBRARIES += \
@ -1218,7 +1220,8 @@ noinst_PROGRAMS += \
test-date \
test-sleep \
test-replace-var \
test-sched-prio
test-sched-prio \
test-calendarspec
TESTS += \
test-job-type \
@ -1229,7 +1232,8 @@ TESTS += \
test-date \
test-sleep \
test-replace-var \
test-sched-prio
test-sched-prio \
test-calendarspec
EXTRA_DIST += \
test/sched_idle_bad.service \
@ -1320,6 +1324,12 @@ test_replace_var_SOURCES = \
test_replace_var_LDADD = \
libsystemd-shared.la
test_calendarspec_SOURCES = \
src/test/test-calendarspec.c
test_calendarspec_LDADD = \
libsystemd-shared.la
test_daemon_SOURCES = \
src/test/test-daemon.c

6
src/core/dbus-timer.c
View File

@ -79,7 +79,8 @@ static int bus_timer_append_timers(DBusMessageIter *i, const char *property, voi
/* s/Sec/USec/ */
l = strlen(t);
if (!(buf = new(char, l+2)))
buf = new(char, l+2);
if (!buf)
return -ENOMEM;
memcpy(buf, t, l-3);
@ -121,7 +122,8 @@ static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_timer_append_timer_result, timer_resu
static const BusProperty bus_timer_properties[] = {
{ "Unit", bus_timer_append_unit, "s", 0 },
{ "Timers", bus_timer_append_timers, "a(stt)", 0 },
{ "NextElapseUSec", bus_property_append_usec, "t", offsetof(Timer, next_elapse) },
{ "NextElapseUSec", bus_property_append_usec, "t", offsetof(Timer, next_elapse_monotonic) },
{ "NextElapseUSecRealtime", bus_property_append_usec, "t", offsetof(Timer, next_elapse_realtime) },
{ "Result", bus_timer_append_timer_result,"s", offsetof(Timer, result) },
{ NULL, }
};

1
src/core/load-fragment-gperf.gperf.m4
View File

@ -234,6 +234,7 @@ Swap.TimeoutSec, config_parse_usec, 0,
EXEC_CONTEXT_CONFIG_ITEMS(Swap)m4_dnl
KILL_CONTEXT_CONFIG_ITEMS(Swap)m4_dnl
m4_dnl
Timer.OnCalendar, config_parse_timer, 0, 0
Timer.OnActiveSec, config_parse_timer, 0, 0
Timer.OnBootSec, config_parse_timer, 0, 0
Timer.OnStartupSec, config_parse_timer, 0, 0

29
src/core/load-fragment.c
View File

@ -1136,30 +1136,47 @@ int config_parse_timer(
void *userdata) {
Timer *t = data;
usec_t u;
usec_t u = 0;
TimerValue *v;
TimerBase b;
CalendarSpec *c = NULL;
clockid_t id;
assert(filename);
assert(lvalue);
assert(rvalue);
assert(data);
if ((b = timer_base_from_string(lvalue)) < 0) {
b = timer_base_from_string(lvalue);
if (b < 0) {
log_error("[%s:%u] Failed to parse timer base, ignoring: %s", filename, line, lvalue);
return 0;
}
if (parse_usec(rvalue, &u) < 0) {
log_error("[%s:%u] Failed to parse timer value, ignoring: %s", filename, line, rvalue);
return 0;
if (b == TIMER_CALENDAR) {
if (calendar_spec_from_string(rvalue, &c) < 0) {
log_error("[%s:%u] Failed to parse calendar specification, ignoring: %s", filename, line, rvalue);
return 0;
}
id = CLOCK_REALTIME;
} else {
if (parse_usec(rvalue, &u) < 0) {
log_error("[%s:%u] Failed to parse timer value, ignoring: %s", filename, line, rvalue);
return 0;
}
id = CLOCK_MONOTONIC;
}
if (!(v = new0(TimerValue, 1)))
v = new0(TimerValue, 1);
if (!v)
return -ENOMEM;
v->base = b;
v->clock_id = id;
v->value = u;
v->calendar_spec = c;
LIST_PREPEND(TimerValue, value, t->values, v);

12
src/core/mount.c
View File

@ -741,10 +741,12 @@ static int mount_coldplug(Unit *u) {
if (m->control_pid <= 0)
return -EBADMSG;
if ((r = unit_watch_pid(UNIT(m), m->control_pid)) < 0)
r = unit_watch_pid(UNIT(m), m->control_pid);
if (r < 0)
return r;
if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
if (r < 0)
return r;
}
@ -800,7 +802,8 @@ static int mount_spawn(Mount *m, ExecCommand *c, pid_t *_pid) {
assert(c);
assert(_pid);
if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
if (r < 0)
goto fail;
if ((r = exec_spawn(c,
@ -900,7 +903,8 @@ static void mount_enter_signal(Mount *m, MountState state, MountResult f) {
}
if (wait_for_exit) {
if ((r = unit_watch_timer(UNIT(m), m->timeout_usec, &m->timer_watch)) < 0)
r = unit_watch_timer(UNIT(m), CLOCK_MONOTONIC, true, m->timeout_usec, &m->timer_watch);
if (r < 0)
goto fail;
mount_set_state(m, state);

13
src/core/service.c
View File

@ -249,7 +249,7 @@ static void service_handle_watchdog(Service *s) {
return;
}
r = unit_watch_timer(UNIT(s), s->watchdog_usec - offset, &s->watchdog_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->watchdog_usec - offset, &s->watchdog_watch);
if (r < 0)
log_warning("%s failed to install watchdog timer: %s", UNIT(s)->id, strerror(-r));
}
@ -1599,7 +1599,8 @@ static int service_coldplug(Unit *u) {
k = s->deserialized_state == SERVICE_AUTO_RESTART ? s->restart_usec : s->timeout_start_usec;
if ((r = unit_watch_timer(UNIT(s), k, &s->timer_watch)) < 0)
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, k, &s->timer_watch);
if (r < 0)
return r;
}
}
@ -1744,7 +1745,7 @@ static int service_spawn(
}
if (timeout && s->timeout_start_usec) {
r = unit_watch_timer(UNIT(s), s->timeout_start_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_start_usec, &s->timer_watch);
if (r < 0)
goto fail;
} else
@ -1899,7 +1900,7 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart)
!set_contains(s->restart_ignore_status.signal, INT_TO_PTR(s->main_exec_status.status)))
) {
r = unit_watch_timer(UNIT(s), s->restart_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->restart_usec, &s->timer_watch);
if (r < 0)
goto fail;
@ -2012,7 +2013,7 @@ static void service_enter_signal(Service *s, ServiceState state, ServiceResult f
if (wait_for_exit) {
if (s->timeout_stop_usec > 0) {
r = unit_watch_timer(UNIT(s), s->timeout_stop_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_stop_usec, &s->timer_watch);
if (r < 0)
goto fail;
}
@ -2262,7 +2263,7 @@ static void service_enter_restart(Service *s) {
/* Don't restart things if we are going down anyway */
log_info("Stop job pending for unit, delaying automatic restart.");
r = unit_watch_timer(UNIT(s), s->restart_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->restart_usec, &s->timer_watch);
if (r < 0)
goto fail;

15
src/core/socket.c
View File

@ -1146,10 +1146,12 @@ static int socket_coldplug(Unit *u) {
if (s->control_pid <= 0)
return -EBADMSG;
if ((r = unit_watch_pid(UNIT(s), s->control_pid)) < 0)
r = unit_watch_pid(UNIT(s), s->control_pid);
if (r < 0)
return r;
if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
return r;
}
@ -1181,10 +1183,12 @@ static int socket_spawn(Socket *s, ExecCommand *c, pid_t *_pid) {
assert(c);
assert(_pid);
if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
goto fail;
if (!(argv = unit_full_printf_strv(UNIT(s), c->argv))) {
argv = unit_full_printf_strv(UNIT(s), c->argv);
if (!argv) {
r = -ENOMEM;
goto fail;
}
@ -1306,7 +1310,8 @@ static void socket_enter_signal(Socket *s, SocketState state, SocketResult f) {
}
if (wait_for_exit) {
if ((r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch)) < 0)
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
goto fail;
socket_set_state(s, state);

6
src/core/swap.c
View File

@ -521,7 +521,7 @@ static int swap_coldplug(Unit *u) {
if (r < 0)
return r;
r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
return r;
}
@ -584,7 +584,7 @@ static int swap_spawn(Swap *s, ExecCommand *c, pid_t *_pid) {
assert(c);
assert(_pid);
r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
goto fail;
@ -689,7 +689,7 @@ static void swap_enter_signal(Swap *s, SwapState state, SwapResult f) {
}
if (wait_for_exit) {
r = unit_watch_timer(UNIT(s), s->timeout_usec, &s->timer_watch);
r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->timeout_usec, &s->timer_watch);
if (r < 0)
goto fail;

206
src/core/timer.c
View File

@ -42,7 +42,10 @@ static void timer_init(Unit *u) {
assert(u);
assert(u->load_state == UNIT_STUB);
t->next_elapse = (usec_t) -1;
t->next_elapse_monotonic = (usec_t) -1;
t->next_elapse_realtime = (usec_t) -1;
watch_init(&t->monotonic_watch);
watch_init(&t->realtime_watch);
}
static void timer_done(Unit *u) {
@ -53,10 +56,15 @@ static void timer_done(Unit *u) {
while ((v = t->values)) {
LIST_REMOVE(TimerValue, value, t->values, v);
if (v->calendar_spec)
calendar_spec_free(v->calendar_spec);
free(v);
}
unit_unwatch_timer(u, &t->timer_watch);
unit_unwatch_timer(u, &t->monotonic_watch);
unit_unwatch_timer(u, &t->realtime_watch);
unit_ref_unset(&t->unit);
}
@ -81,10 +89,12 @@ static int timer_add_default_dependencies(Timer *t) {
assert(t);
if (UNIT(t)->manager->running_as == SYSTEMD_SYSTEM) {
if ((r = unit_add_dependency_by_name(UNIT(t), UNIT_BEFORE, SPECIAL_BASIC_TARGET, NULL, true)) < 0)
r = unit_add_dependency_by_name(UNIT(t), UNIT_BEFORE, SPECIAL_BASIC_TARGET, NULL, true);
if (r < 0)
return r;
if ((r = unit_add_two_dependencies_by_name(UNIT(t), UNIT_AFTER, UNIT_REQUIRES, SPECIAL_SYSINIT_TARGET, NULL, true)) < 0)
r = unit_add_two_dependencies_by_name(UNIT(t), UNIT_AFTER, UNIT_REQUIRES, SPECIAL_SYSINIT_TARGET, NULL, true);
if (r < 0)
return r;
}
@ -98,7 +108,8 @@ static int timer_load(Unit *u) {
assert(u);
assert(u->load_state == UNIT_STUB);
if ((r = unit_load_fragment_and_dropin(u)) < 0)
r = unit_load_fragment_and_dropin(u);
if (r < 0)
return r;
if (u->load_state == UNIT_LOADED) {
@ -117,9 +128,11 @@ static int timer_load(Unit *u) {
if (r < 0)
return r;
if (UNIT(t)->default_dependencies)
if ((r = timer_add_default_dependencies(t)) < 0)
if (UNIT(t)->default_dependencies) {
r = timer_add_default_dependencies(t);
if (r < 0)
return r;
}
}
return timer_verify(t);
@ -128,8 +141,6 @@ static int timer_load(Unit *u) {
static void timer_dump(Unit *u, FILE *f, const char *prefix) {
Timer *t = TIMER(u);
TimerValue *v;
char
timespan1[FORMAT_TIMESPAN_MAX];
fprintf(f,
"%sTimer State: %s\n"
@ -139,12 +150,28 @@ static void timer_dump(Unit *u, FILE *f, const char *prefix) {
prefix, timer_result_to_string(t->result),
prefix, UNIT_DEREF(t->unit)->id);
LIST_FOREACH(value, v, t->values)
fprintf(f,
"%s%s: %s\n",
prefix,
timer_base_to_string(v->base),
strna(format_timespan(timespan1, sizeof(timespan1), v->value)));
LIST_FOREACH(value, v, t->values) {
if (v->base == TIMER_CALENDAR) {
_cleanup_free_ char *p = NULL;
calendar_spec_to_string(v->calendar_spec, &p);
fprintf(f,
"%s%s: %s\n",
prefix,
timer_base_to_string(v->base),
strna(p));
} else {
char timespan1[FORMAT_TIMESPAN_MAX];
fprintf(f,
"%s%s: %s\n",
prefix,
timer_base_to_string(v->base),
strna(format_timespan(timespan1, sizeof(timespan1), v->value)));
}
}
}
static void timer_set_state(Timer *t, TimerState state) {
@ -154,8 +181,10 @@ static void timer_set_state(Timer *t, TimerState state) {
old_state = t->state;
t->state = state;
if (state != TIMER_WAITING)
unit_unwatch_timer(UNIT(t), &t->timer_watch);
if (state != TIMER_WAITING) {
unit_unwatch_timer(UNIT(t), &t->monotonic_watch);
unit_unwatch_timer(UNIT(t), &t->realtime_watch);
}
if (state != old_state)
log_debug("%s changed %s -> %s",
@ -196,79 +225,117 @@ static void timer_enter_dead(Timer *t, TimerResult f) {
static void timer_enter_waiting(Timer *t, bool initial) {
TimerValue *v;
usec_t base = 0, delay, n;
bool found = false;
usec_t base = 0;
dual_timestamp ts;
bool found_monotonic = false, found_realtime = false;
int r;
n = now(CLOCK_MONOTONIC);
dual_timestamp_get(&ts);
t->next_elapse_monotonic = t->next_elapse_realtime = 0;
LIST_FOREACH(value, v, t->values) {
if (v->disabled)
continue;
switch (v->base) {
if (v->base == TIMER_CALENDAR) {
case TIMER_ACTIVE:
if (state_translation_table[t->state] == UNIT_ACTIVE)
base = UNIT(t)->inactive_exit_timestamp.monotonic;
r = calendar_spec_next_usec(v->calendar_spec, ts.realtime, &v->next_elapse);
if (r < 0)
continue;
if (!initial && v->next_elapse < ts.realtime) {
v->disabled = true;
continue;
}
if (!found_realtime)
t->next_elapse_realtime = v->next_elapse;
else
base = n;
break;
t->next_elapse_realtime = MIN(t->next_elapse_realtime, v->next_elapse);
case TIMER_BOOT:
/* CLOCK_MONOTONIC equals the uptime on Linux */
base = 0;
break;
found_realtime = true;
case TIMER_STARTUP:
base = UNIT(t)->manager->userspace_timestamp.monotonic;
break;
} else {
switch (v->base) {
case TIMER_UNIT_ACTIVE:
case TIMER_ACTIVE:
if (state_translation_table[t->state] == UNIT_ACTIVE)
base = UNIT(t)->inactive_exit_timestamp.monotonic;
else
base = ts.monotonic;
break;
if (UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic <= 0)
case TIMER_BOOT:
/* CLOCK_MONOTONIC equals the uptime on Linux */
base = 0;
break;
case TIMER_STARTUP:
base = UNIT(t)->manager->userspace_timestamp.monotonic;
break;
case TIMER_UNIT_ACTIVE:
if (UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic <= 0)
continue;
base = UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic;
break;
case TIMER_UNIT_INACTIVE:
if (UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic <= 0)
continue;
base = UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic;
break;
default:
assert_not_reached("Unknown timer base");
}
v->next_elapse = base + v->value;
if (!initial && v->next_elapse < ts.monotonic) {
v->disabled = true;
continue;
}
base = UNIT_DEREF(t->unit)->inactive_exit_timestamp.monotonic;
break;
if (!found_monotonic)
t->next_elapse_monotonic = v->next_elapse;
else
t->next_elapse_monotonic = MIN(t->next_elapse_monotonic, v->next_elapse);
case TIMER_UNIT_INACTIVE:
if (UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic <= 0)
continue;
base = UNIT_DEREF(t->unit)->inactive_enter_timestamp.monotonic;
break;
default:
assert_not_reached("Unknown timer base");
found_monotonic = true;
}
v->next_elapse = base + v->value;
if (!initial && v->next_elapse < n) {
v->disabled = true;
continue;
}
if (!found)
t->next_elapse = v->next_elapse;
else
t->next_elapse = MIN(t->next_elapse, v->next_elapse);
found = true;
}
if (!found) {
if (!found_monotonic && !found_realtime) {
log_debug("%s: Timer is elapsed.", UNIT(t)->id);
timer_set_state(t, TIMER_ELAPSED);
return;
}
delay = n < t->next_elapse ? t->next_elapse - n : 0;
if (found_monotonic) {
char buf[FORMAT_TIMESPAN_MAX];
log_debug("%s: Monotonic timer elapses in %s the next time.", UNIT(t)->id, format_timespan(buf, sizeof(buf), t->next_elapse_monotonic - ts.monotonic));
if ((r = unit_watch_timer(UNIT(t), delay, &t->timer_watch)) < 0)
goto fail;
r = unit_watch_timer(UNIT(t), CLOCK_MONOTONIC, false, t->next_elapse_monotonic, &t->monotonic_watch);
if (r < 0)
goto fail;
} else
unit_unwatch_timer(UNIT(t), &t->monotonic_watch);
if (found_realtime) {
char buf[FORMAT_TIMESTAMP_MAX];
log_debug("%s: Realtime timer elapses at %s the next time.", UNIT(t)->id, format_timestamp(buf, sizeof(buf), t->next_elapse_realtime));
r = unit_watch_timer(UNIT(t), CLOCK_REALTIME, false, t->next_elapse_realtime, &t->realtime_watch);
if (r < 0)
goto fail;
} else
unit_unwatch_timer(UNIT(t), &t->realtime_watch);
timer_set_state(t, TIMER_WAITING);
return;
@ -289,7 +356,8 @@ static void timer_enter_running(Timer *t) {
if (UNIT(t)->job && UNIT(t)->job->type == JOB_STOP)
return;
if ((r = manager_add_job(UNIT(t)->manager, JOB_START, UNIT_DEREF(t->unit), JOB_REPLACE, true, &error, NULL)) < 0)
r = manager_add_job(UNIT(t)->manager, JOB_START, UNIT_DEREF(t->unit), JOB_REPLACE, true, &error, NULL);
if (r < 0)
goto fail;
timer_set_state(t, TIMER_RUNNING);
@ -350,7 +418,8 @@ static int timer_deserialize_item(Unit *u, const char *key, const char *value, F
if (streq(key, "state")) {
TimerState state;
if ((state = timer_state_from_string(value)) < 0)
state = timer_state_from_string(value);
if (state < 0)
log_debug("Failed to parse state value %s", value);
else
t->deserialized_state = state;
@ -473,7 +542,8 @@ static const char* const timer_base_table[_TIMER_BASE_MAX] = {
[TIMER_BOOT] = "OnBootSec",
[TIMER_STARTUP] = "OnStartupSec",
[TIMER_UNIT_ACTIVE] = "OnUnitActiveSec",
[TIMER_UNIT_INACTIVE] = "OnUnitInactiveSec"
[TIMER_UNIT_INACTIVE] = "OnUnitInactiveSec",
[TIMER_CALENDAR] = "OnCalendar"
};
DEFINE_STRING_TABLE_LOOKUP(timer_base, TimerBase);

16
src/core/timer.h
View File

@ -24,6 +24,7 @@
typedef struct Timer Timer;
#include "unit.h"
#include "calendarspec.h"
typedef enum TimerState {
TIMER_DEAD,
@ -41,18 +42,21 @@ typedef enum TimerBase {
TIMER_STARTUP,
TIMER_UNIT_ACTIVE,
TIMER_UNIT_INACTIVE,
TIMER_CALENDAR,
_TIMER_BASE_MAX,
_TIMER_BASE_INVALID = -1
} TimerBase;
typedef struct TimerValue {
TimerBase base;
bool disabled;
clockid_t clock_id;
usec_t value;
CalendarSpec *calendar_spec;
usec_t next_elapse;
LIST_FIELDS(struct TimerValue, value);
TimerBase base;
bool disabled;
} TimerValue;
typedef enum TimerResult {
@ -66,12 +70,14 @@ struct Timer {
Unit meta;
LIST_HEAD(TimerValue, values);
usec_t next_elapse;
usec_t next_elapse_monotonic;
usec_t next_elapse_realtime;
TimerState state, deserialized_state;
UnitRef unit;
Watch timer_watch;
Watch monotonic_watch;
Watch realtime_watch;
TimerResult result;
};

10
src/core/unit.c
View File

@ -1560,7 +1560,7 @@ void unit_unwatch_pid(Unit *u, pid_t pid) {
hashmap_remove_value(u->manager->watch_pids, LONG_TO_PTR(pid), u);
}
int unit_watch_timer(Unit *u, usec_t delay, Watch *w) {
int unit_watch_timer(Unit *u, clockid_t clock_id, bool relative, usec_t usec, Watch *w) {
struct itimerspec its;
int flags, fd;
bool ours;
@ -1580,7 +1580,7 @@ int unit_watch_timer(Unit *u, usec_t delay, Watch *w) {
} else if (w->type == WATCH_INVALID) {
ours = true;
fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK|TFD_CLOEXEC);
fd = timerfd_create(clock_id, TFD_NONBLOCK|TFD_CLOEXEC);
if (fd < 0)
return -errno;
} else
@ -1588,7 +1588,7 @@ int unit_watch_timer(Unit *u, usec_t delay, Watch *w) {
zero(its);
if (delay <= 0) {
if (usec <= 0) {
/* Set absolute time in the past, but not 0, since we
* don't want to disarm the timer */
its.it_value.tv_sec = 0;
@ -1596,8 +1596,8 @@ int unit_watch_timer(Unit *u, usec_t delay, Watch *w) {
flags = TFD_TIMER_ABSTIME;
} else {
timespec_store(&its.it_value, delay);
flags = 0;
timespec_store(&its.it_value, usec);
flags = relative ? 0 : TFD_TIMER_ABSTIME;
}
/* This will also flush the elapse counter */

2
src/core/unit.h
View File

@ -484,7 +484,7 @@ void unit_unwatch_fd(Unit *u, Watch *w);
int unit_watch_pid(Unit *u, pid_t pid);
void unit_unwatch_pid(Unit *u, pid_t pid);
int unit_watch_timer(Unit *u, usec_t delay, Watch *w);
int unit_watch_timer(Unit *u, clockid_t, bool relative, usec_t usec, Watch *w);
void unit_unwatch_timer(Unit *u, Watch *w);
int unit_watch_bus_name(Unit *u, const char *name);

927
src/shared/calendarspec.c Normal file
View File

@ -0,0 +1,927 @@
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2012 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <stdlib.h>
#include <string.h>
#include "calendarspec.h"
static void free_chain(CalendarComponent *c) {
CalendarComponent *n;
while (c) {
n = c->next;
free(c);
c = n;
}
}
void calendar_spec_free(CalendarSpec *c) {
assert(c);
free_chain(c->year);
free_chain(c->month);
free_chain(c->day);
free_chain(c->hour);
free_chain(c->minute);
free_chain(c->second);
free(c);
}
static int component_compare(const void *_a, const void *_b) {
CalendarComponent * const *a = _a, * const *b = _b;
if ((*a)->value < (*b)->value)
return -1;
if ((*a)->value > (*b)->value)
return 1;
if ((*a)->repeat < (*b)->repeat)
return -1;
if ((*a)->repeat > (*b)->repeat)
return 1;
return 0;
}
static void sort_chain(CalendarComponent **c) {
unsigned n = 0, k;
CalendarComponent **b, *i, **j, *next;
assert(c);
for (i = *c; i; i = i->next)
n++;
if (n <= 1)
return;
j = b = alloca(sizeof(CalendarComponent*) * n);
for (i = *c; i; i = i->next)
*(j++) = i;
qsort(b, n, sizeof(CalendarComponent*), component_compare);
b[n-1]->next = NULL;
next = b[n-1];
/* Drop non-unique entries */
for (k = n-1; k > 0; k--) {
if (b[k-1]->value == next->value &&
b[k-1]->repeat == next->repeat) {
free(b[k-1]);
continue;
}
b[k-1]->next = next;
next = b[k-1];
}
*c = next;
}
static void fix_year(CalendarComponent *c) {
/* Turns 12 → 2012, 89 → 1989 */
while(c) {
CalendarComponent *n = c->next;
if (c->value >= 0 && c->value < 70)
c->value += 2000;
if (c->value >= 70 && c->value < 100)
c->value += 1900;
c = n;
}
}
int calendar_spec_normalize(CalendarSpec *c) {
assert(c);
if (c->weekdays_bits <= 0 || c->weekdays_bits >= 127)
c->weekdays_bits = -1;
fix_year(c->year);
sort_chain(&c->year);
sort_chain(&c->month);
sort_chain(&c->day);
sort_chain(&c->hour);
sort_chain(&c->minute);
sort_chain(&c->second);
return 0;
}
static bool chain_valid(CalendarComponent *c, int from, int to) {
if (!c)
return true;
if (c->value < from || c->value > to)
return false;
if (c->value + c->repeat > to)
return false;
if (c->next)
return chain_valid(c->next, from, to);
return true;
}
bool calendar_spec_valid(CalendarSpec *c) {
assert(c);
if (c->weekdays_bits > 127)
return false;
if (!chain_valid(c->year, 1970, 2199))
return false;
if (!chain_valid(c->month, 1, 12))
return false;
if (!chain_valid(c->day, 1, 31))
return false;
if (!chain_valid(c->hour, 0, 23))
return false;
if (!chain_valid(c->minute, 0, 59))
return false;
if (!chain_valid(c->second, 0, 59))
return false;
return true;
}
static void format_weekdays(FILE *f, const CalendarSpec *c) {
static const char *const days[] = {
"Mon",
"Tue",
"Wed",
"Thu",
"Fri",
"Sat",
"Sun"
};
int l, x;
bool need_colon = false;
assert(f);
assert(c);
assert(c->weekdays_bits > 0 && c->weekdays_bits <= 127);
for (x = 0, l = -1; x < (int) ELEMENTSOF(days); x++) {
if (c->weekdays_bits & (1 << x)) {
if (l < 0) {
if (need_colon)
fputc(',', f);
else
need_colon = true;
fputs(days[x], f);
l = x;
}
} else if (l >= 0) {
if (x > l + 1) {
fputc(x > l + 2 ? '-' : ',', f);
fputs(days[x-1], f);
}
l = -1;
}
}
if (l >= 0 && x > l + 1) {
fputc(x > l + 2 ? '-' : ',', f);
fputs(days[x-1], f);
}
}
static void format_chain(FILE *f, int space, const CalendarComponent *c) {
assert(f);
if (!c) {
fputc('*', f);
return;
}
assert(c->value >= 0);
fprintf(f, "%0*i", space, c->value);
if (c->repeat > 0)
fprintf(f, "/%i", c->repeat);
if (c->next) {
fputc(',', f);
format_chain(f, space, c->next);
}
}
int calendar_spec_to_string(const CalendarSpec *c, char **p) {
char *buf = NULL;
size_t sz = 0;
FILE *f;
assert(c);
assert(p);
f = open_memstream(&buf, &sz);
if (!f)
return -ENOMEM;
if (c->weekdays_bits > 0 && c->weekdays_bits <= 127) {
format_weekdays(f, c);
fputc(' ', f);
}
format_chain(f, 4, c->year);
fputc('-', f);
format_chain(f, 2, c->month);
fputc('-', f);
format_chain(f, 2, c->day);
fputc(' ', f);
format_chain(f, 2, c->hour);
fputc(':', f);
format_chain(f, 2, c->minute);
fputc(':', f);
format_chain(f, 2, c->second);
fflush(f);
if (ferror(f)) {
free(buf);
fclose(f);
return -ENOMEM;
}
fclose(f);
*p = buf;
return 0;
}
static int parse_weekdays(const char **p, CalendarSpec *c) {
static const struct {
const char *name;
const int nr;
} day_nr[] = {
{ "Monday", 0 },
{ "Mon", 0 },
{ "Tuesday", 1 },
{ "Tue", 1 },
{ "Wednesday", 2 },
{ "Wed", 2 },
{ "Thursday", 3 },
{ "Thu", 3 },
{ "Friday", 4 },
{ "Fri", 4 },
{ "Saturday", 5 },
{ "Sat", 5 },
{ "Sunday", 6 },
{ "Sun", 6 }
};
int l = -1;
bool first = true;
assert(p);
assert(*p);
assert(c);
for (;;) {
unsigned i;
if (!first && **p == ' ')
return 0;
for (i = 0; i < ELEMENTSOF(day_nr); i++) {
size_t skip;
if (!startswith_no_case(*p, day_nr[i].name))
continue;
skip = strlen(day_nr[i].name);
if ((*p)[skip] != '-' &&
(*p)[skip] != ',' &&
(*p)[skip] != ' ' &&
(*p)[skip] != 0)
return -EINVAL;
c->weekdays_bits |= 1 << day_nr[i].nr;
if (l >= 0) {
int j;
if (l > day_nr[i].nr)
return -EINVAL;
for (j = l + 1; j < day_nr[i].nr; j++)
c->weekdays_bits |= 1 << j;
}
*p += skip;
break;
}
/* Couldn't find this prefix, so let's assume the
weekday was not specified and let's continue with
the date */
if (i >= ELEMENTSOF(day_nr))
return first ? 0 : -EINVAL;
/* We reached the end of the string */
if (**p == 0)
return 0;
/* We reached the end of the weekday spec part */
if (**p == ' ') {
*p += strspn(*p, " ");
return 0;
}
if (**p == '-') {
if (l >= 0)
return -EINVAL;
l = day_nr[i].nr;
} else
l = -1;
*p += 1;
first = false;
}
}
static int prepend_component(const char **p, CalendarComponent **c) {
unsigned long value, repeat = 0;
char *e = NULL, *ee = NULL;
CalendarComponent *cc;
assert(p);
assert(c);
errno = 0;
value = strtoul(*p, &e, 10);
if (errno != 0)
return -errno;
if (e == *p)
return -EINVAL;
if ((unsigned long) (int) value != value)
return -ERANGE;
if (*e == '/') {
repeat = strtoul(e+1, &ee, 10);
if (errno != 0)
return -errno;
if (ee == e+1)
return -EINVAL;
if ((unsigned long) (int) repeat != repeat)
return -ERANGE;
if (repeat <= 0)
return -ERANGE;
e = ee;
}
if (*e != 0 && *e != ' ' && *e != ',' && *e != '-' && *e != ':')
return -EINVAL;
cc = new0(CalendarComponent, 1);
if (!cc)
return -ENOMEM;
cc->value = value;
cc->repeat = repeat;
cc->next = *c;
*p = e;
*c = cc;
if (*e ==',') {
*p += 1;
return prepend_component(p, c);
}
return 0;
}
static int parse_chain(const char **p, CalendarComponent **c) {
const char *t;
CalendarComponent *cc = NULL;
int r;
assert(p);
assert(c);
t = *p;
if (t[0] == '*') {
*p = t + 1;
*c = NULL;
return 0;
}
r = prepend_component(&t, &cc);
if (r < 0) {
free_chain(cc);
return r;
}
*p = t;
*c = cc;
return 0;
}
static int const_chain(int value, CalendarComponent **c) {
CalendarComponent *cc = NULL;
assert(c);
cc = new0(CalendarComponent, 1);
if (!cc)
return -ENOMEM;
cc->value = value;
cc->repeat = 0;
cc->next = NULL;
*c = cc;
return 0;
}
static int parse_date(const char **p, CalendarSpec *c) {
const char *t;
int r;
CalendarComponent *first, *second, *third;
assert(p);
assert(*p);
assert(c);
t = *p;
if (*t == 0)
return 0;
r = parse_chain(&t, &first);
if (r < 0)
return r;
/* Already the end? A ':' as separator? In that case this was a time, not a date */
if (*t == 0 || *t == ':') {
free_chain(first);
return 0;
}
if (*t != '-') {
free_chain(first);
return -EINVAL;
}
t++;
r = parse_chain(&t, &second);
if (r < 0) {
free_chain(first);
return r;
}
/* Got two parts, hence it's month and day */
if (*t == ' ' || *t == 0) {
*p = t + strspn(t, " ");
c->month = first;
c->day = second;
return 0;
}
if (*t != '-') {
free_chain(first);
free_chain(second);
return -EINVAL;
}
t++;
r = parse_chain(&t, &third);
if (r < 0) {
free_chain(first);
free_chain(second);
return r;
}
/* Got tree parts, hence it is year, month and day */
if (*t == ' ' || *t == 0) {
*p = t + strspn(t, " ");
c->year = first;
c->month = second;
c->day = third;
return 0;
}
free_chain(first);
free_chain(second);
free_chain(third);
return -EINVAL;
}
static int parse_time(const char **p, CalendarSpec *c) {
CalendarComponent *h = NULL, *m = NULL, *s = NULL;
const char *t;
int r;
assert(p);
assert(*p);
assert(c);
t = *p;
if (*t == 0) {
/* If no time is specified at all, but a date of some
* kind, then this means 00:00:00 */
if (c->day || c->weekdays_bits > 0)
goto null_hour;
goto finish;
}
r = parse_chain(&t, &h);
if (r < 0)
goto fail;
if (*t != ':') {
r = -EINVAL;
goto fail;
}
t++;
r = parse_chain(&t, &m);
if (r < 0)
goto fail;
/* Already at the end? Then it's hours and minutes, and seconds are 0 */
if (*t == 0) {
if (m != NULL)
goto null_second;
goto finish;
}
if (*t != ':') {
r = -EINVAL;
goto fail;
}
t++;
r = parse_chain(&t, &s);
if (r < 0)
goto fail;
/* At the end? Then it's hours, minutes and seconds */
if (*t == 0)
goto finish;
r = -EINVAL;
goto fail;
null_hour:
r = const_chain(0, &h);
if (r < 0)
goto fail;
r = const_chain(0, &m);
if (r < 0)
goto fail;
null_second:
r = const_chain(0, &s);
if (r < 0)
goto fail;
finish:
*p = t;
c->hour = h;
c->minute = m;
c->second = s;
return 0;
fail:
free_chain(h);
free_chain(m);
free_chain(s);
return r;
}
int calendar_spec_from_string(const char *p, CalendarSpec **spec) {
CalendarSpec *c;
int r;
assert(p);
assert(spec);
if (isempty(p))
return -EINVAL;
c = new0(CalendarSpec, 1);
if (!c)
return -ENOMEM;
if (strcasecmp(p, "hourly") == 0) {
r = const_chain(0, &c->minute);
if (r < 0)
goto fail;
r = const_chain(0, &c->second);
if (r < 0)
goto fail;
} else if (strcasecmp(p, "daily") == 0) {
r = const_chain(0, &c->hour);
if (r < 0)
goto fail;
r = const_chain(0, &c->minute);
if (r < 0)
goto fail;
r = const_chain(0, &c->second);
if (r < 0)
goto fail;
} else if (strcasecmp(p, "monthly") == 0) {
r = const_chain(1, &c->day);
if (r < 0)
goto fail;
r = const_chain(0, &c->hour);
if (r < 0)
goto fail;
r = const_chain(0, &c->minute);
if (r < 0)
goto fail;
r = const_chain(0, &c->second);
if (r < 0)
goto fail;
} else if (strcasecmp(p, "weekly") == 0) {
c->weekdays_bits = 1;
r = const_chain(0, &c->hour);
if (r < 0)
goto fail;
r = const_chain(0, &c->minute);
if (r < 0)
goto fail;
r = const_chain(0, &c->second);
if (r < 0)
goto fail;
} else {
r = parse_weekdays(&p, c);
if (r < 0)
goto fail;
r = parse_date(&p, c);
if (r < 0)
goto fail;
r = parse_time(&p, c);
if (r < 0)
goto fail;
if (*p != 0) {
r = -EINVAL;
goto fail;
}
}
r = calendar_spec_normalize(c);
if (r < 0)
goto fail;
if (!calendar_spec_valid(c)) {
r = -EINVAL;
goto fail;
}
*spec = c;
return 0;
fail:
calendar_spec_free(c);
return r;
}
static int find_matching_component(const CalendarComponent *c, int *val) {
const CalendarComponent *n;
int d;
bool d_set = false;
int r;
assert(val);
if (!c)
return 0;
while (c) {
n = c->next;
if (c->value >= *val) {
if (!d_set || c->value < d) {
d = c->value;
d_set = true;
}
} else if (c->repeat > 0) {
int k;
k = c->value + c->repeat * ((*val - c->value + c->repeat -1) / c->repeat);
if (!d_set || k < d) {
d = k;
d_set = true;
}
}
c = n;
}
if (!d_set)
return -ENOENT;
r = *val != d;
*val = d;
return r;
}
static bool tm_out_of_bounds(const struct tm *tm) {
struct tm t;
assert(tm);
t = *tm;
if (mktime(&t) == (time_t) -1)
return true;
/* Did any normalization take place? If so, it was out of bounds before */
return
t.tm_year != tm->tm_year ||
t.tm_mon != tm->tm_mon ||
t.tm_mday != tm->tm_mday ||
t.tm_hour != tm->tm_hour ||
t.tm_min != tm->tm_min ||
t.tm_sec != tm->tm_sec;
}
static bool matches_weekday(int weekdays_bits, const struct tm *tm) {
struct tm t;
int k;
if (weekdays_bits < 0 || weekdays_bits >= 127)
return true;
t = *tm;
if (mktime(&t) == (time_t) -1)
return false;
k = t.tm_wday == 0 ? 6 : t.tm_wday - 1;
return (weekdays_bits & (1 << k));
}
static int find_next(const CalendarSpec *spec, struct tm *tm) {
struct tm c;
int r;
assert(spec);
assert(tm);
c = *tm;
for (;;) {
/* Normalize the current date */
mktime(&c);
c.tm_isdst = -1;
c.tm_year += 1900;
r = find_matching_component(spec->year, &c.tm_year);
c.tm_year -= 1900;
if (r > 0) {
c.tm_mon = 0;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
}
if (r < 0 || tm_out_of_bounds(&c))
return r;
c.tm_mon += 1;
r = find_matching_component(spec->month, &c.tm_mon);
c.tm_mon -= 1;
if (r > 0) {
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
}
if (r < 0 || tm_out_of_bounds(&c)) {
c.tm_year ++;
c.tm_mon = 0;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
}
r = find_matching_component(spec->day, &c.tm_mday);
if (r > 0)
c.tm_hour = c.tm_min = c.tm_sec = 0;
if (r < 0 || tm_out_of_bounds(&c)) {
c.tm_mon ++;
c.tm_mday = 1;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
}
if (!matches_weekday(spec->weekdays_bits, &c)) {
c.tm_mday++;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
}
r = find_matching_component(spec->hour, &c.tm_hour);
if (r > 0)
c.tm_min = c.tm_sec = 0;
if (r < 0 || tm_out_of_bounds(&c)) {
c.tm_mday ++;
c.tm_hour = c.tm_min = c.tm_sec = 0;
continue;
}
r = find_matching_component(spec->minute, &c.tm_min);
if (r > 0)
c.tm_sec = 0;
if (r < 0 || tm_out_of_bounds(&c)) {
c.tm_hour ++;
c.tm_min = c.tm_sec = 0;
continue;
}
r = find_matching_component(spec->second, &c.tm_sec);
if (r < 0 || tm_out_of_bounds(&c)) {
c.tm_min ++;
c.tm_sec = 0;
continue;
}
*tm = c;
return 0;
}
}
int calendar_spec_next_usec(const CalendarSpec *spec, usec_t usec, usec_t *next) {
struct tm tm;
time_t t;
int r;
assert(spec);
assert(next);
t = (time_t) (usec / USEC_PER_SEC) + 1;
assert_se(localtime_r(&t, &tm));
r = find_next(spec, &tm);
if (r < 0)
return r;
t = mktime(&tm);
if (t == (time_t) -1)
return -EINVAL;
*next = (usec_t) t * USEC_PER_SEC;
return 0;
}

57
src/shared/calendarspec.h Normal file
View File

@ -0,0 +1,57 @@
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
#pragma once
/***
This file is part of systemd.
Copyright 2012 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
/* A structure for specifying (possibly repetitive) points in calendar
* time, a la cron */
#include <stdbool.h>
#include "util.h"
typedef struct CalendarComponent {
int value;
int repeat;
struct CalendarComponent *next;
} CalendarComponent;
typedef struct CalendarSpec {
int weekdays_bits;
CalendarComponent *year;
CalendarComponent *month;
CalendarComponent *day;
CalendarComponent *hour;
CalendarComponent *minute;
CalendarComponent *second;
} CalendarSpec;
void calendar_spec_free(CalendarSpec *c);
int calendar_spec_normalize(CalendarSpec *spec);
bool calendar_spec_valid(CalendarSpec *spec);
int calendar_spec_to_string(const CalendarSpec *spec, char **p);
int calendar_spec_from_string(const char *p, CalendarSpec **spec);
int calendar_spec_next_usec(const CalendarSpec *spec, usec_t usec, usec_t *next);

84
src/test/test-calendarspec.c Normal file
View File

@ -0,0 +1,84 @@
/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
/***
This file is part of systemd.
Copyright 2012 Lennart Poettering
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
the Free Software Foundation; either version 2.1 of the License, or
(at your option) any later version.
systemd is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License
along with systemd; If not, see <http://www.gnu.org/licenses/>.
***/
#include <string.h>
#include "calendarspec.h"
#include "util.h"
static void test_one(const char *input, const char *output) {
CalendarSpec *c;
char *p;
usec_t u;
char buf[FORMAT_TIMESTAMP_MAX];
int r;
assert_se(calendar_spec_from_string(input, &c) >= 0);
assert_se(calendar_spec_to_string(c, &p) >= 0);
printf("\"%s\" → \"%s\"\n", input, p);
assert_se(streq(p, output));
free(p);
u = now(CLOCK_REALTIME);
r = calendar_spec_next_usec(c, u, &u);
printf("Next: %s\n", r < 0 ? strerror(-r) : format_timestamp(buf, sizeof(buf), u));
calendar_spec_free(c);
}
int main(int argc, char* argv[]) {
CalendarSpec *c;
test_one("Sat,Thu,Mon-Wed,Sat-Sun", "Mon-Thu,Sat,Sun *-*-* 00:00:00");
test_one("Mon,Sun 12-*-* 2,1:23", "Mon,Sun 2012-*-* 01,02:23:00");
test_one("Wed *-1", "Wed *-*-01 00:00:00");
test_one("Wed-Wed,Wed *-1", "Wed *-*-01 00:00:00");
test_one("Wed, 17:48", "Wed *-*-* 17:48:00");
test_one("Wed-Sat,Tue 12-10-15 1:2:3", "Tue-Sat 2012-10-15 01:02:03");
test_one("*-*-7 0:0:0", "*-*-07 00:00:00");
test_one("10-15", "*-10-15 00:00:00");
test_one("monday *-12-* 17:00", "Mon *-12-* 17:00:00");
test_one("Mon,Fri *-*-3,1,2 *:30:45", "Mon,Fri *-*-01,02,03 *:30:45");
test_one("12,14,13,12:20,10,30", "*-*-* 12,13,14:10,20,30:00");
test_one("mon,fri *-1/2-1,3 *:30:45", "Mon,Fri *-01/2-01,03 *:30:45");
test_one("03-05 08:05:40", "*-03-05 08:05:40");
test_one("08:05:40", "*-*-* 08:05:40");
test_one("05:40", "*-*-* 05:40:00");
test_one("Sat,Sun 12-05 08:05:40", "Sat,Sun *-12-05 08:05:40");
test_one("Sat,Sun 08:05:40", "Sat,Sun *-*-* 08:05:40");
test_one("2003-03-05 05:40", "2003-03-05 05:40:00");
test_one("2003-03-05", "2003-03-05 00:00:00");
test_one("03-05", "*-03-05 00:00:00");
test_one("hourly", "*-*-* *:00:00");
test_one("daily", "*-*-* 00:00:00");
test_one("monthly", "*-*-01 00:00:00");
test_one("weekly", "Mon *-*-* 00:00:00");
test_one("*:2/3", "*-*-* *:02/3:00");
assert_se(calendar_spec_from_string("test", &c) < 0);
assert_se(calendar_spec_from_string("", &c) < 0);
assert_se(calendar_spec_from_string("7", &c) < 0);
assert_se(calendar_spec_from_string("121212:1:2", &c) < 0);
return 0;
}