1 /*-*- Mode: C; c-basic-offset: 8 -*-*/
4 This file is part of systemd.
6 Copyright 2010 Lennart Poettering
8 systemd is free software; you can redistribute it and/or modify it
9 under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
13 systemd is distributed in the hope that it will be useful, but
14 WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with systemd; If not, see <http://www.gnu.org/licenses/>.
29 #include "load-fragment.h"
30 #include "load-dropin.h"
33 #include "unit-name.h"
35 #define COMMENTS "#;\n"
36 #define NEWLINES "\n\r"
39 static const char * const rcnd_table
[] = {
40 "/rc0.d", SPECIAL_RUNLEVEL0_TARGET
,
41 "/rc1.d", SPECIAL_RUNLEVEL1_TARGET
,
42 "/rc2.d", SPECIAL_RUNLEVEL2_TARGET
,
43 "/rc3.d", SPECIAL_RUNLEVEL3_TARGET
,
44 "/rc4.d", SPECIAL_RUNLEVEL4_TARGET
,
45 "/rc5.d", SPECIAL_RUNLEVEL5_TARGET
,
46 "/rc6.d", SPECIAL_RUNLEVEL6_TARGET
,
47 "/boot.d", SPECIAL_BASIC_TARGET
50 static const UnitActiveState state_translation_table
[_SERVICE_STATE_MAX
] = {
51 [SERVICE_DEAD
] = UNIT_INACTIVE
,
52 [SERVICE_START_PRE
] = UNIT_ACTIVATING
,
53 [SERVICE_START
] = UNIT_ACTIVATING
,
54 [SERVICE_START_POST
] = UNIT_ACTIVATING
,
55 [SERVICE_RUNNING
] = UNIT_ACTIVE
,
56 [SERVICE_EXITED
] = UNIT_ACTIVE
,
57 [SERVICE_RELOAD
] = UNIT_ACTIVE_RELOADING
,
58 [SERVICE_STOP
] = UNIT_DEACTIVATING
,
59 [SERVICE_STOP_SIGTERM
] = UNIT_DEACTIVATING
,
60 [SERVICE_STOP_SIGKILL
] = UNIT_DEACTIVATING
,
61 [SERVICE_STOP_POST
] = UNIT_DEACTIVATING
,
62 [SERVICE_FINAL_SIGTERM
] = UNIT_DEACTIVATING
,
63 [SERVICE_FINAL_SIGKILL
] = UNIT_DEACTIVATING
,
64 [SERVICE_MAINTAINANCE
] = UNIT_INACTIVE
,
65 [SERVICE_AUTO_RESTART
] = UNIT_ACTIVATING
,
68 static void service_unwatch_control_pid(Service
*s
) {
71 if (s
->control_pid
<= 0)
74 unit_unwatch_pid(UNIT(s
), s
->control_pid
);
78 static void service_unwatch_main_pid(Service
*s
) {
84 unit_unwatch_pid(UNIT(s
), s
->main_pid
);
88 static void service_close_socket_fd(Service
*s
) {
94 close_nointr_nofail(s
->socket_fd
);
98 static void service_done(Unit
*u
) {
99 Service
*s
= SERVICE(u
);
109 free(s
->sysv_runlevels
);
110 s
->sysv_runlevels
= NULL
;
112 exec_context_done(&s
->exec_context
);
113 exec_command_free_array(s
->exec_command
, _SERVICE_EXEC_COMMAND_MAX
);
114 s
->control_command
= NULL
;
116 /* This will leak a process, but at least no memory or any of
118 service_unwatch_main_pid(s
);
119 service_unwatch_control_pid(s
);
121 service_close_socket_fd(s
);
123 unit_unwatch_timer(u
, &s
->timer_watch
);
126 static int sysv_translate_name(const char *name
, char **_r
) {
128 static const char * const table
[] = {
129 "$local_fs", SPECIAL_LOCAL_FS_TARGET
,
130 "$network", SPECIAL_NETWORK_TARGET
,
131 "$named", SPECIAL_NSS_LOOKUP_TARGET
,
132 "$portmap", SPECIAL_RPCBIND_TARGET
,
133 "$remote_fs", SPECIAL_REMOTE_FS_TARGET
,
134 "$syslog", SPECIAL_SYSLOG_TARGET
,
135 "$time", SPECIAL_RTC_SET_TARGET
141 for (i
= 0; i
< ELEMENTSOF(table
); i
+= 2)
142 if (streq(table
[i
], name
)) {
143 if (!(r
= strdup(table
[i
+1])))
152 if (asprintf(&r
, "%s.service", name
) < 0)
163 static int sysv_chkconfig_order(Service
*s
) {
169 if (s
->sysv_start_priority
< 0)
172 /* For each pair of services where at least one lacks a LSB
173 * header, we use the start priority value to order things. */
175 LIST_FOREACH(units_per_type
, other
, UNIT(s
)->meta
.manager
->units_per_type
[UNIT_SERVICE
]) {
179 t
= (Service
*) other
;
184 if (t
->sysv_start_priority
< 0)
187 /* If both units have modern headers we don't care
188 * about the priorities */
189 if ((!s
->sysv_path
|| s
->sysv_has_lsb
) &&
190 (!t
->sysv_path
|| t
->sysv_has_lsb
))
193 if (t
->sysv_start_priority
< s
->sysv_start_priority
)
195 else if (t
->sysv_start_priority
> s
->sysv_start_priority
)
200 /* FIXME: Maybe we should compare the name here lexicographically? */
202 if (!(r
= unit_add_dependency(UNIT(s
), d
, UNIT(t
))) < 0)
209 static ExecCommand
*exec_command_new(const char *path
, const char *arg1
) {
212 if (!(c
= new0(ExecCommand
, 1)))
215 if (!(c
->path
= strdup(path
))) {
220 if (!(c
->argv
= strv_new(path
, arg1
, NULL
))) {
229 static int sysv_exec_commands(Service
*s
) {
233 assert(s
->sysv_path
);
235 if (!(c
= exec_command_new(s
->sysv_path
, "start")))
237 exec_command_append_list(s
->exec_command
+SERVICE_EXEC_START
, c
);
239 if (!(c
= exec_command_new(s
->sysv_path
, "stop")))
241 exec_command_append_list(s
->exec_command
+SERVICE_EXEC_STOP
, c
);
243 if (!(c
= exec_command_new(s
->sysv_path
, "reload")))
245 exec_command_append_list(s
->exec_command
+SERVICE_EXEC_RELOAD
, c
);
250 static int priority_from_rcd(Service
*s
, const char *init_script
) {
254 STRV_FOREACH(p
, UNIT(s
)->meta
.manager
->sysvrcnd_path
)
255 for (i
= 0; i
< ELEMENTSOF(rcnd_table
); i
+= 2) {
260 if (asprintf(&path
, "%s/%s", *p
, rcnd_table
[i
]) < 0)
268 log_warning("opendir() failed on %s: %s", path
, strerror(errno
));
273 while ((de
= readdir(d
))) {
276 if (ignore_file(de
->d_name
))
279 if (de
->d_name
[0] != 'S')
282 if (strlen(de
->d_name
) < 4)
285 if (!streq(de
->d_name
+ 3, init_script
))
288 /* Yay, we found it! Now decode the priority */
290 a
= undecchar(de
->d_name
[1]);
291 b
= undecchar(de
->d_name
[2]);
296 s
->sysv_start_priority
= a
*10 + b
;
298 log_debug("Determined priority %i from link farm for %s", s
->sysv_start_priority
, UNIT(s
)->meta
.id
);
310 static int service_load_sysv_path(Service
*s
, const char *path
) {
327 if (!(f
= fopen(path
, "re"))) {
328 r
= errno
== ENOENT
? 0 : -errno
;
332 s
->type
= SERVICE_FORKING
;
333 s
->restart
= SERVICE_ONCE
;
336 if (!(s
->sysv_path
= strdup(path
))) {
342 char l
[LINE_MAX
], *t
;
344 if (!fgets(l
, sizeof(l
), f
)) {
349 log_error("Failed to read configuration file '%s': %s", path
, strerror(-r
));
359 if (state
== NORMAL
&& streq(t
, "### BEGIN INIT INFO")) {
361 s
->sysv_has_lsb
= true;
365 if ((state
== LSB_DESCRIPTION
|| state
== LSB
) && streq(t
, "### END INIT INFO")) {
371 t
+= strspn(t
, WHITESPACE
);
373 if (state
== NORMAL
) {
375 /* Try to parse Red Hat style chkconfig headers */
377 if (startswith(t
, "chkconfig:")) {
379 char runlevels
[16], *k
;
383 if (sscanf(t
+10, "%15s %i %*i",
385 &start_priority
) != 2) {
387 log_warning("[%s:%u] Failed to parse chkconfig line. Ignoring.", path
, line
);
391 if (start_priority
< 0 || start_priority
> 99)
392 log_warning("[%s:%u] Start priority out of range. Ignoring.", path
, line
);
394 s
->sysv_start_priority
= start_priority
;
396 char_array_0(runlevels
);
397 k
= delete_chars(runlevels
, WHITESPACE
"-");
402 if (!(d
= strdup(k
))) {
407 free(s
->sysv_runlevels
);
408 s
->sysv_runlevels
= d
;
412 } else if (startswith(t
, "description:")) {
414 size_t k
= strlen(t
);
417 if (t
[k
-1] == '\\') {
422 if (!(d
= strdup(strstrip(t
+12)))) {
427 free(u
->meta
.description
);
428 u
->meta
.description
= d
;
430 } else if (startswith(t
, "pidfile:")) {
437 if (!path_is_absolute(fn
)) {
438 log_warning("[%s:%u] PID file not absolute. Ignoring.", path
, line
);
442 if (!(fn
= strdup(fn
))) {
451 } else if (state
== DESCRIPTION
) {
453 /* Try to parse Red Hat style description
456 size_t k
= strlen(t
);
464 assert(u
->meta
.description
);
465 if (asprintf(&d
, "%s %s", u
->meta
.description
, strstrip(t
)) < 0) {
470 free(u
->meta
.description
);
471 u
->meta
.description
= d
;
473 } else if (state
== LSB
|| state
== LSB_DESCRIPTION
) {
475 if (startswith(t
, "Provides:")) {
481 FOREACH_WORD(w
, z
, t
+9, i
) {
484 if (!(n
= strndup(w
, z
))) {
489 r
= sysv_translate_name(n
, &m
);
498 if (unit_name_to_type(m
) == UNIT_SERVICE
)
499 r
= unit_add_name(u
, m
);
501 if ((r
= unit_add_dependency_by_name_inverse(u
, UNIT_REQUIRES
, m
, NULL
)) >= 0)
502 r
= unit_add_dependency_by_name(u
, UNIT_BEFORE
, m
, NULL
);
511 } else if (startswith(t
, "Required-Start:") ||
512 startswith(t
, "Should-Start:")) {
518 FOREACH_WORD(w
, z
, strchr(t
, ':')+1, i
) {
521 if (!(n
= strndup(w
, z
))) {
526 r
= sysv_translate_name(n
, &m
);
535 r
= unit_add_dependency_by_name(u
, UNIT_AFTER
, m
, NULL
);
541 } else if (startswith(t
, "Default-Start:")) {
546 k
= delete_chars(t
+14, WHITESPACE
"-");
549 if (!(d
= strdup(k
))) {
554 free(s
->sysv_runlevels
);
555 s
->sysv_runlevels
= d
;
558 } else if (startswith(t
, "Description:")) {
561 state
= LSB_DESCRIPTION
;
563 if (!(d
= strdup(strstrip(t
+12)))) {
568 free(u
->meta
.description
);
569 u
->meta
.description
= d
;
571 } else if (startswith(t
, "Short-Description:") &&
572 !u
->meta
.description
) {
575 /* We use the short description only
576 * if no long description is set. */
580 if (!(d
= strdup(strstrip(t
+18)))) {
585 u
->meta
.description
= d
;
587 } else if (state
== LSB_DESCRIPTION
) {
589 if (startswith(l
, "#\t") || startswith(l
, "# ")) {
592 assert(u
->meta
.description
);
593 if (asprintf(&d
, "%s %s", u
->meta
.description
, t
) < 0) {
598 free(u
->meta
.description
);
599 u
->meta
.description
= d
;
606 /* If init scripts have no LSB header, then we enforce the
607 * ordering via the chkconfig priorities. We try to determine
608 * a priority for *all* init scripts here, since they are
609 * needed as soon as at least one non-LSB script is used. */
611 if (s
->sysv_start_priority
< 0) {
612 log_debug("%s has no chkconfig header, trying to determine SysV priority from link farm.", u
->meta
.id
);
614 if ((r
= priority_from_rcd(s
, file_name_from_path(path
))) < 0)
617 if (s
->sysv_start_priority
< 0)
618 log_warning("%s has neither a chkconfig header nor a directory link, cannot order unit!", u
->meta
.id
);
621 if ((r
= sysv_exec_commands(s
)) < 0)
624 if (!s
->sysv_runlevels
|| chars_intersect("12345", s
->sysv_runlevels
)) {
625 /* If there a runlevels configured for this service
626 * but none of the standard ones, then we assume this
627 * is some special kind of service (which might be
628 * needed for early boot) and don't create any links
631 if ((r
= unit_add_dependency_by_name(u
, UNIT_REQUIRES
, SPECIAL_BASIC_TARGET
, NULL
)) < 0 ||
632 (r
= unit_add_dependency_by_name(u
, UNIT_AFTER
, SPECIAL_BASIC_TARGET
, NULL
)) < 0)
636 /* Special setting for all SysV services */
637 s
->valid_no_process
= true;
639 /* Don't timeout special services during boot (like fsck) */
640 if (s
->sysv_runlevels
&& !chars_intersect("12345", s
->sysv_runlevels
))
641 s
->timeout_usec
= -1;
643 u
->meta
.load_state
= UNIT_LOADED
;
654 static int service_load_sysv_name(Service
*s
, const char *name
) {
660 STRV_FOREACH(p
, UNIT(s
)->meta
.manager
->sysvinit_path
) {
664 if (asprintf(&path
, "%s/%s", *p
, name
) < 0)
667 assert(endswith(path
, ".service"));
668 path
[strlen(path
)-8] = 0;
670 r
= service_load_sysv_path(s
, path
);
676 if ((UNIT(s
)->meta
.load_state
!= UNIT_STUB
))
683 static int service_load_sysv(Service
*s
) {
690 /* Load service data from SysV init scripts, preferably with
693 if (strv_isempty(UNIT(s
)->meta
.manager
->sysvinit_path
))
696 if ((t
= UNIT(s
)->meta
.id
))
697 if ((r
= service_load_sysv_name(s
, t
)) < 0)
700 if (UNIT(s
)->meta
.load_state
== UNIT_STUB
)
701 SET_FOREACH(t
, UNIT(s
)->meta
.names
, i
) {
702 if (t
== UNIT(s
)->meta
.id
)
705 if ((r
== service_load_sysv_name(s
, t
)) < 0)
708 if (UNIT(s
)->meta
.load_state
!= UNIT_STUB
)
715 static void service_init(Unit
*u
) {
716 Service
*s
= SERVICE(u
);
719 assert(u
->meta
.load_state
== UNIT_STUB
);
724 s
->timeout_usec
= DEFAULT_TIMEOUT_USEC
;
725 s
->restart_usec
= DEFAULT_RESTART_USEC
;
727 exec_context_init(&s
->exec_context
);
729 s
->timer_watch
.type
= WATCH_INVALID
;
731 s
->state
= SERVICE_DEAD
;
733 s
->sysv_start_priority
= -1;
734 s
->permissions_start_only
= false;
735 s
->root_directory_start_only
= false;
736 s
->valid_no_process
= false;
738 s
->sysv_has_lsb
= false;
739 s
->main_pid
= s
->control_pid
= 0;
740 s
->main_pid_known
= false;
745 RATELIMIT_INIT(s
->ratelimit
, 10*USEC_PER_SEC
, 5);
748 static int service_verify(Service
*s
) {
751 if (UNIT(s
)->meta
.load_state
!= UNIT_LOADED
)
754 if (!s
->exec_command
[SERVICE_EXEC_START
]) {
755 log_error("%s lacks ExecStart setting. Refusing.", UNIT(s
)->meta
.id
);
762 static int service_load(Unit
*u
) {
764 Service
*s
= SERVICE(u
);
768 /* Load a .service file */
769 if ((r
= unit_load_fragment(u
)) < 0)
772 /* Load a classic init script as a fallback, if we couldn't find anything */
773 if (u
->meta
.load_state
== UNIT_STUB
)
774 if ((r
= service_load_sysv(s
)) < 0)
777 /* Still nothing found? Then let's give up */
778 if (u
->meta
.load_state
== UNIT_STUB
)
781 /* We were able to load something, then let's add in the
782 * dropin directories. */
783 if ((r
= unit_load_dropin(unit_follow_merge(u
))) < 0)
786 /* This is a new unit? Then let's add in some extras */
787 if (u
->meta
.load_state
== UNIT_LOADED
) {
788 if ((r
= unit_add_exec_dependencies(u
, &s
->exec_context
)) < 0)
791 if ((r
= unit_add_default_cgroup(u
)) < 0)
794 if ((r
= sysv_chkconfig_order(s
)) < 0)
798 return service_verify(s
);
801 static void service_dump(Unit
*u
, FILE *f
, const char *prefix
) {
803 ServiceExecCommand c
;
804 Service
*s
= SERVICE(u
);
810 p2
= strappend(prefix
, "\t");
811 prefix2
= p2
? p2
: prefix
;
814 "%sService State: %s\n"
815 "%sPermissionsStartOnly: %s\n"
816 "%sRootDirectoryStartOnly: %s\n"
817 "%sValidNoProcess: %s\n"
820 prefix
, service_state_to_string(s
->state
),
821 prefix
, yes_no(s
->permissions_start_only
),
822 prefix
, yes_no(s
->root_directory_start_only
),
823 prefix
, yes_no(s
->valid_no_process
),
824 prefix
, kill_mode_to_string(s
->kill_mode
),
825 prefix
, service_type_to_string(s
->type
));
827 if (s
->control_pid
> 0)
829 "%sControl PID: %llu\n",
830 prefix
, (unsigned long long) s
->control_pid
);
834 "%sMain PID: %llu\n",
835 prefix
, (unsigned long long) s
->main_pid
);
840 prefix
, s
->pid_file
);
842 exec_context_dump(&s
->exec_context
, f
, prefix
);
844 for (c
= 0; c
< _SERVICE_EXEC_COMMAND_MAX
; c
++) {
846 if (!s
->exec_command
[c
])
849 fprintf(f
, "%s→ %s:\n",
850 prefix
, service_exec_command_to_string(c
));
852 exec_command_dump_list(s
->exec_command
[c
], f
, prefix2
);
857 "%sSysV Init Script Path: %s\n"
858 "%sSysV Init Script has LSB Header: %s\n",
859 prefix
, s
->sysv_path
,
860 prefix
, yes_no(s
->sysv_has_lsb
));
862 if (s
->sysv_start_priority
>= 0)
864 "%sSysVStartPriority: %i\n",
865 prefix
, s
->sysv_start_priority
);
867 if (s
->sysv_runlevels
)
868 fprintf(f
, "%sSysVRunLevels: %s\n",
869 prefix
, s
->sysv_runlevels
);
874 static int service_load_pid_file(Service
*s
) {
881 if (s
->main_pid_known
)
884 assert(s
->main_pid
<= 0);
889 if ((r
= read_one_line_file(s
->pid_file
, &k
)) < 0)
892 if ((r
= safe_atolu(k
, &p
)) < 0) {
897 if ((unsigned long) (pid_t
) p
!= p
)
900 if (kill((pid_t
) p
, 0) < 0 && errno
!= EPERM
) {
901 log_warning("PID %llu read from file %s does not exist. Your service or init script might be broken.",
902 (unsigned long long) p
, s
->pid_file
);
906 if ((r
= unit_watch_pid(UNIT(s
), (pid_t
) p
)) < 0)
907 /* FIXME: we need to do something here */
910 s
->main_pid
= (pid_t
) p
;
911 s
->main_pid_known
= true;
916 static int service_get_sockets(Service
*s
, Set
**_set
) {
925 /* Collects all Socket objects that belong to this
926 * service. Note that a service might have multiple sockets
927 * via multiple names. */
929 if (!(set
= set_new(NULL
, NULL
)))
932 SET_FOREACH(t
, UNIT(s
)->meta
.names
, i
) {
936 /* Look for all socket objects that go by any of our
937 * units and collect their fds */
939 if (!(k
= unit_name_change_suffix(t
, ".socket"))) {
944 p
= manager_get_unit(UNIT(s
)->meta
.manager
, k
);
949 if ((r
= set_put(set
, p
)) < 0)
961 static int service_notify_sockets_dead(Service
*s
) {
969 /* Notifies all our sockets when we die */
970 if ((r
= service_get_sockets(s
, &set
)) < 0)
973 SET_FOREACH(sock
, set
, i
)
974 socket_notify_service_dead(sock
);
981 static void service_set_state(Service
*s
, ServiceState state
) {
982 ServiceState old_state
;
985 old_state
= s
->state
;
988 if (state
!= SERVICE_START_PRE
&&
989 state
!= SERVICE_START
&&
990 state
!= SERVICE_START_POST
&&
991 state
!= SERVICE_RELOAD
&&
992 state
!= SERVICE_STOP
&&
993 state
!= SERVICE_STOP_SIGTERM
&&
994 state
!= SERVICE_STOP_SIGKILL
&&
995 state
!= SERVICE_STOP_POST
&&
996 state
!= SERVICE_FINAL_SIGTERM
&&
997 state
!= SERVICE_FINAL_SIGKILL
&&
998 state
!= SERVICE_AUTO_RESTART
)
999 unit_unwatch_timer(UNIT(s
), &s
->timer_watch
);
1001 if (state
!= SERVICE_START
&&
1002 state
!= SERVICE_START_POST
&&
1003 state
!= SERVICE_RUNNING
&&
1004 state
!= SERVICE_RELOAD
&&
1005 state
!= SERVICE_STOP
&&
1006 state
!= SERVICE_STOP_SIGTERM
&&
1007 state
!= SERVICE_STOP_SIGKILL
)
1008 service_unwatch_main_pid(s
);
1010 if (state
!= SERVICE_START_PRE
&&
1011 state
!= SERVICE_START
&&
1012 state
!= SERVICE_START_POST
&&
1013 state
!= SERVICE_RELOAD
&&
1014 state
!= SERVICE_STOP
&&
1015 state
!= SERVICE_STOP_SIGTERM
&&
1016 state
!= SERVICE_STOP_SIGKILL
&&
1017 state
!= SERVICE_STOP_POST
&&
1018 state
!= SERVICE_FINAL_SIGTERM
&&
1019 state
!= SERVICE_FINAL_SIGKILL
) {
1020 service_unwatch_control_pid(s
);
1021 s
->control_command
= NULL
;
1024 if (state
== SERVICE_DEAD
||
1025 state
== SERVICE_STOP
||
1026 state
== SERVICE_STOP_SIGTERM
||
1027 state
== SERVICE_STOP_SIGKILL
||
1028 state
== SERVICE_STOP_POST
||
1029 state
== SERVICE_FINAL_SIGTERM
||
1030 state
== SERVICE_FINAL_SIGKILL
||
1031 state
== SERVICE_MAINTAINANCE
||
1032 state
== SERVICE_AUTO_RESTART
)
1033 service_notify_sockets_dead(s
);
1035 if (state
!= SERVICE_START_PRE
&&
1036 state
!= SERVICE_START
&&
1037 !(state
== SERVICE_DEAD
&& UNIT(s
)->meta
.job
))
1038 service_close_socket_fd(s
);
1040 if (old_state
!= state
)
1041 log_debug("%s changed %s → %s", UNIT(s
)->meta
.id
, service_state_to_string(old_state
), service_state_to_string(state
));
1043 unit_notify(UNIT(s
), state_translation_table
[old_state
], state_translation_table
[state
]);
1046 static int service_collect_fds(Service
*s
, int **fds
, unsigned *n_fds
) {
1050 unsigned rn_fds
= 0;
1058 if ((r
= service_get_sockets(s
, &set
)) < 0)
1061 SET_FOREACH(sock
, set
, i
) {
1065 if ((r
= socket_collect_fds(sock
, &cfds
, &cn_fds
)) < 0)
1077 if (!(t
= new(int, rn_fds
+cn_fds
))) {
1083 memcpy(t
, rfds
, rn_fds
);
1084 memcpy(t
+rn_fds
, cfds
, cn_fds
);
1089 rn_fds
= rn_fds
+cn_fds
;
1107 static int service_spawn(
1112 bool apply_permissions
,
1127 if (s
->socket_fd
>= 0) {
1128 fds
= &s
->socket_fd
;
1130 } else if ((r
= service_collect_fds(s
, &fds
, &n_fds
)) < 0)
1135 if ((r
= unit_watch_timer(UNIT(s
), s
->timeout_usec
, &s
->timer_watch
)) < 0)
1138 unit_unwatch_timer(UNIT(s
), &s
->timer_watch
);
1140 if (!(argv
= unit_full_printf_strv(UNIT(s
), c
->argv
))) {
1151 UNIT(s
)->meta
.manager
->confirm_spawn
,
1152 UNIT(s
)->meta
.cgroup_bondings
,
1160 if (s
->socket_fd
>= 0)
1161 service_close_socket_fd(s
);
1166 if ((r
= unit_watch_pid(UNIT(s
), pid
)) < 0)
1167 /* FIXME: we need to do something here */
1178 unit_unwatch_timer(UNIT(s
), &s
->timer_watch
);
1183 static int main_pid_good(Service
*s
) {
1186 /* Returns 0 if the pid is dead, 1 if it is good, -1 if we
1189 /* If we know the pid file, then lets just check if it is
1191 if (s
->main_pid_known
)
1192 return s
->main_pid
> 0;
1194 /* We don't know the pid */
1198 static int control_pid_good(Service
*s
) {
1201 return s
->control_pid
> 0;
1204 static int cgroup_good(Service
*s
) {
1209 if (s
->valid_no_process
)
1212 if ((r
= cgroup_bonding_is_empty_list(UNIT(s
)->meta
.cgroup_bondings
)) < 0)
1218 static void service_enter_dead(Service
*s
, bool success
, bool allow_restart
) {
1225 if (allow_restart
&&
1226 (s
->restart
== SERVICE_RESTART_ALWAYS
||
1227 (s
->restart
== SERVICE_RESTART_ON_SUCCESS
&& !s
->failure
))) {
1229 if ((r
= unit_watch_timer(UNIT(s
), s
->restart_usec
, &s
->timer_watch
)) < 0)
1232 service_set_state(s
, SERVICE_AUTO_RESTART
);
1234 service_set_state(s
, s
->failure
? SERVICE_MAINTAINANCE
: SERVICE_DEAD
);
1239 log_warning("%s failed to run install restart timer: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1240 service_enter_dead(s
, false, false);
1243 static void service_enter_signal(Service
*s
, ServiceState state
, bool success
);
1245 static void service_enter_stop_post(Service
*s
, bool success
) {
1252 service_unwatch_control_pid(s
);
1254 if ((s
->control_command
= s
->exec_command
[SERVICE_EXEC_STOP_POST
])) {
1255 if ((r
= service_spawn(s
,
1259 !s
->permissions_start_only
,
1260 !s
->root_directory_start_only
,
1261 &s
->control_pid
)) < 0)
1265 service_set_state(s
, SERVICE_STOP_POST
);
1267 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, true);
1272 log_warning("%s failed to run stop-post executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1273 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1276 static void service_enter_signal(Service
*s
, ServiceState state
, bool success
) {
1285 if (s
->kill_mode
!= KILL_NONE
) {
1286 int sig
= (state
== SERVICE_STOP_SIGTERM
|| state
== SERVICE_FINAL_SIGTERM
) ? SIGTERM
: SIGKILL
;
1288 if (s
->kill_mode
== KILL_CONTROL_GROUP
) {
1290 if ((r
= cgroup_bonding_kill_list(UNIT(s
)->meta
.cgroup_bondings
, sig
)) < 0) {
1291 if (r
!= -EAGAIN
&& r
!= -ESRCH
)
1300 if (s
->main_pid
> 0) {
1301 if (kill(s
->kill_mode
== KILL_PROCESS
? s
->main_pid
: -s
->main_pid
, sig
) < 0 && errno
!= ESRCH
)
1307 if (s
->control_pid
> 0) {
1308 if (kill(s
->kill_mode
== KILL_PROCESS
? s
->control_pid
: -s
->control_pid
, sig
) < 0 && errno
!= ESRCH
)
1320 if ((r
= unit_watch_timer(UNIT(s
), s
->timeout_usec
, &s
->timer_watch
)) < 0)
1323 service_set_state(s
, state
);
1324 } else if (state
== SERVICE_STOP_SIGTERM
|| state
== SERVICE_STOP_SIGKILL
)
1325 service_enter_stop_post(s
, true);
1327 service_enter_dead(s
, true, true);
1332 log_warning("%s failed to kill processes: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1334 if (state
== SERVICE_STOP_SIGTERM
|| state
== SERVICE_STOP_SIGKILL
)
1335 service_enter_stop_post(s
, false);
1337 service_enter_dead(s
, false, true);
1340 static void service_enter_stop(Service
*s
, bool success
) {
1347 service_unwatch_control_pid(s
);
1349 if ((s
->control_command
= s
->exec_command
[SERVICE_EXEC_STOP
])) {
1350 if ((r
= service_spawn(s
,
1354 !s
->permissions_start_only
,
1355 !s
->root_directory_start_only
,
1356 &s
->control_pid
)) < 0)
1359 service_set_state(s
, SERVICE_STOP
);
1361 service_enter_signal(s
, SERVICE_STOP_SIGTERM
, true);
1366 log_warning("%s failed to run stop executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1367 service_enter_signal(s
, SERVICE_STOP_SIGTERM
, false);
1370 static void service_enter_running(Service
*s
, bool success
) {
1376 if (main_pid_good(s
) != 0 && cgroup_good(s
) != 0)
1377 service_set_state(s
, SERVICE_RUNNING
);
1378 else if (s
->valid_no_process
)
1379 service_set_state(s
, SERVICE_EXITED
);
1381 service_enter_stop(s
, true);
1384 static void service_enter_start_post(Service
*s
) {
1388 service_unwatch_control_pid(s
);
1390 if ((s
->control_command
= s
->exec_command
[SERVICE_EXEC_START_POST
])) {
1391 if ((r
= service_spawn(s
,
1395 !s
->permissions_start_only
,
1396 !s
->root_directory_start_only
,
1397 &s
->control_pid
)) < 0)
1401 service_set_state(s
, SERVICE_START_POST
);
1403 service_enter_running(s
, true);
1408 log_warning("%s failed to run start-post executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1409 service_enter_stop(s
, false);
1412 static void service_enter_start(Service
*s
) {
1418 assert(s
->exec_command
[SERVICE_EXEC_START
]);
1419 assert(!s
->exec_command
[SERVICE_EXEC_START
]->command_next
);
1421 if (s
->type
== SERVICE_FORKING
)
1422 service_unwatch_control_pid(s
);
1424 service_unwatch_main_pid(s
);
1426 if ((r
= service_spawn(s
,
1427 s
->exec_command
[SERVICE_EXEC_START
],
1428 s
->type
== SERVICE_FORKING
,
1435 if (s
->type
== SERVICE_SIMPLE
) {
1436 /* For simple services we immediately start
1437 * the START_POST binaries. */
1440 s
->main_pid_known
= true;
1442 service_enter_start_post(s
);
1444 } else if (s
->type
== SERVICE_FORKING
) {
1446 /* For forking services we wait until the start
1447 * process exited. */
1449 s
->control_pid
= pid
;
1451 s
->control_command
= s
->exec_command
[SERVICE_EXEC_START
];
1452 service_set_state(s
, SERVICE_START
);
1454 } else if (s
->type
== SERVICE_FINISH
) {
1456 /* For finishing services we wait until the start
1457 * process exited, too, but it is our main process. */
1460 s
->main_pid_known
= true;
1462 s
->control_command
= s
->exec_command
[SERVICE_EXEC_START
];
1463 service_set_state(s
, SERVICE_START
);
1465 assert_not_reached("Unknown service type");
1470 log_warning("%s failed to run start exectuable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1471 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1474 static void service_enter_start_pre(Service
*s
) {
1479 service_unwatch_control_pid(s
);
1481 if ((s
->control_command
= s
->exec_command
[SERVICE_EXEC_START_PRE
])) {
1482 if ((r
= service_spawn(s
,
1486 !s
->permissions_start_only
,
1487 !s
->root_directory_start_only
,
1488 &s
->control_pid
)) < 0)
1491 service_set_state(s
, SERVICE_START_PRE
);
1493 service_enter_start(s
);
1498 log_warning("%s failed to run start-pre executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1499 service_enter_dead(s
, false, true);
1502 static void service_enter_restart(Service
*s
) {
1506 service_enter_dead(s
, true, false);
1508 if ((r
= manager_add_job(UNIT(s
)->meta
.manager
, JOB_START
, UNIT(s
), JOB_FAIL
, false, NULL
)) < 0)
1511 log_debug("%s scheduled restart job.", UNIT(s
)->meta
.id
);
1516 log_warning("%s failed to schedule restart job: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1517 service_enter_dead(s
, false, false);
1520 static void service_enter_reload(Service
*s
) {
1525 service_unwatch_control_pid(s
);
1527 if ((s
->control_command
= s
->exec_command
[SERVICE_EXEC_RELOAD
])) {
1528 if ((r
= service_spawn(s
,
1532 !s
->permissions_start_only
,
1533 !s
->root_directory_start_only
,
1534 &s
->control_pid
)) < 0)
1537 service_set_state(s
, SERVICE_RELOAD
);
1539 service_enter_running(s
, true);
1544 log_warning("%s failed to run reload executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1545 service_enter_stop(s
, false);
1548 static void service_run_next(Service
*s
, bool success
) {
1552 assert(s
->control_command
);
1553 assert(s
->control_command
->command_next
);
1558 s
->control_command
= s
->control_command
->command_next
;
1560 service_unwatch_control_pid(s
);
1562 if ((r
= service_spawn(s
,
1566 !s
->permissions_start_only
,
1567 !s
->root_directory_start_only
,
1568 &s
->control_pid
)) < 0)
1574 log_warning("%s failed to run spawn next executable: %s", UNIT(s
)->meta
.id
, strerror(-r
));
1576 if (s
->state
== SERVICE_START_PRE
)
1577 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1578 else if (s
->state
== SERVICE_STOP
)
1579 service_enter_signal(s
, SERVICE_STOP_SIGTERM
, false);
1580 else if (s
->state
== SERVICE_STOP_POST
)
1581 service_enter_dead(s
, false, true);
1583 service_enter_stop(s
, false);
1586 static int service_start(Unit
*u
) {
1587 Service
*s
= SERVICE(u
);
1591 /* We cannot fulfill this request right now, try again later
1593 if (s
->state
== SERVICE_STOP
||
1594 s
->state
== SERVICE_STOP_SIGTERM
||
1595 s
->state
== SERVICE_STOP_SIGKILL
||
1596 s
->state
== SERVICE_STOP_POST
||
1597 s
->state
== SERVICE_FINAL_SIGTERM
||
1598 s
->state
== SERVICE_FINAL_SIGKILL
)
1601 /* Already on it! */
1602 if (s
->state
== SERVICE_START_PRE
||
1603 s
->state
== SERVICE_START
||
1604 s
->state
== SERVICE_START_POST
)
1607 assert(s
->state
== SERVICE_DEAD
|| s
->state
== SERVICE_MAINTAINANCE
|| s
->state
== SERVICE_AUTO_RESTART
);
1609 /* Make sure we don't enter a busy loop of some kind. */
1610 if (!ratelimit_test(&s
->ratelimit
)) {
1611 log_warning("%s start request repeated too quickly, refusing to start.", u
->meta
.id
);
1616 s
->main_pid_known
= false;
1618 service_enter_start_pre(s
);
1622 static int service_stop(Unit
*u
) {
1623 Service
*s
= SERVICE(u
);
1627 /* Cannot do this now */
1628 if (s
->state
== SERVICE_START_PRE
||
1629 s
->state
== SERVICE_START
||
1630 s
->state
== SERVICE_START_POST
||
1631 s
->state
== SERVICE_RELOAD
)
1635 if (s
->state
== SERVICE_STOP
||
1636 s
->state
== SERVICE_STOP_SIGTERM
||
1637 s
->state
== SERVICE_STOP_SIGKILL
||
1638 s
->state
== SERVICE_STOP_POST
||
1639 s
->state
== SERVICE_FINAL_SIGTERM
||
1640 s
->state
== SERVICE_FINAL_SIGKILL
)
1643 if (s
->state
== SERVICE_AUTO_RESTART
) {
1644 service_set_state(s
, SERVICE_DEAD
);
1648 assert(s
->state
== SERVICE_RUNNING
|| s
->state
== SERVICE_EXITED
);
1650 service_enter_stop(s
, true);
1654 static int service_reload(Unit
*u
) {
1655 Service
*s
= SERVICE(u
);
1659 assert(s
->state
== SERVICE_RUNNING
|| s
->state
== SERVICE_EXITED
);
1661 service_enter_reload(s
);
1665 static bool service_can_reload(Unit
*u
) {
1666 Service
*s
= SERVICE(u
);
1670 return !!s
->exec_command
[SERVICE_EXEC_RELOAD
];
1673 static UnitActiveState
service_active_state(Unit
*u
) {
1676 return state_translation_table
[SERVICE(u
)->state
];
1679 static const char *service_sub_state_to_string(Unit
*u
) {
1682 return service_state_to_string(SERVICE(u
)->state
);
1685 static void service_sigchld_event(Unit
*u
, pid_t pid
, int code
, int status
) {
1686 Service
*s
= SERVICE(u
);
1692 success
= code
== CLD_EXITED
&& status
== 0;
1693 s
->failure
= s
->failure
|| !success
;
1695 if (s
->main_pid
== pid
) {
1697 exec_status_fill(&s
->main_exec_status
, pid
, code
, status
);
1700 if (s
->type
== SERVICE_SIMPLE
|| s
->type
== SERVICE_FINISH
) {
1701 assert(s
->exec_command
[SERVICE_EXEC_START
]);
1702 s
->exec_command
[SERVICE_EXEC_START
]->exec_status
= s
->main_exec_status
;
1705 log_debug("%s: main process exited, code=%s, status=%i", u
->meta
.id
, sigchld_code_to_string(code
), status
);
1707 /* The service exited, so the service is officially
1712 case SERVICE_START_POST
:
1713 case SERVICE_RELOAD
:
1715 /* Need to wait until the operation is
1720 assert(s
->type
== SERVICE_FINISH
);
1722 /* This was our main goal, so let's go on */
1724 service_enter_start_post(s
);
1726 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1729 case SERVICE_RUNNING
:
1730 service_enter_running(s
, success
);
1733 case SERVICE_STOP_SIGTERM
:
1734 case SERVICE_STOP_SIGKILL
:
1736 if (!control_pid_good(s
))
1737 service_enter_stop_post(s
, success
);
1739 /* If there is still a control process, wait for that first */
1743 assert_not_reached("Uh, main process died at wrong time.");
1746 } else if (s
->control_pid
== pid
) {
1747 assert(s
->control_command
);
1749 exec_status_fill(&s
->control_command
->exec_status
, pid
, code
, status
);
1752 log_debug("%s: control process exited, code=%s status=%i", u
->meta
.id
, sigchld_code_to_string(code
), status
);
1754 /* If we are shutting things down anyway we
1755 * don't care about failing commands. */
1757 if (s
->control_command
->command_next
&& success
) {
1759 /* There is another command to *
1760 * execute, so let's do that. */
1762 log_debug("%s running next command for state %s", u
->meta
.id
, service_state_to_string(s
->state
));
1763 service_run_next(s
, success
);
1766 /* No further commands for this step, so let's
1767 * figure out what to do next */
1769 log_debug("%s got final SIGCHLD for state %s", u
->meta
.id
, service_state_to_string(s
->state
));
1773 case SERVICE_START_PRE
:
1775 service_enter_start(s
);
1777 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1781 assert(s
->type
== SERVICE_FORKING
);
1783 /* Let's try to load the pid
1784 * file here if we can. We
1785 * ignore the return value,
1786 * since the PID file might
1787 * actually be created by a
1788 * START_POST script */
1792 service_load_pid_file(s
);
1794 service_enter_start_post(s
);
1796 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1800 case SERVICE_START_POST
:
1801 if (success
&& s
->pid_file
&& !s
->main_pid_known
) {
1804 /* Hmm, let's see if we can
1805 * load the pid now after the
1806 * start-post scripts got
1809 if ((r
= service_load_pid_file(s
)) < 0)
1810 log_warning("%s: failed to load PID file %s: %s", UNIT(s
)->meta
.id
, s
->pid_file
, strerror(-r
));
1815 case SERVICE_RELOAD
:
1817 service_enter_running(s
, true);
1819 service_enter_stop(s
, false);
1824 service_enter_signal(s
, SERVICE_STOP_SIGTERM
, success
);
1827 case SERVICE_STOP_SIGTERM
:
1828 case SERVICE_STOP_SIGKILL
:
1829 if (main_pid_good(s
) <= 0)
1830 service_enter_stop_post(s
, success
);
1832 /* If there is still a service
1833 * process around, wait until
1834 * that one quit, too */
1837 case SERVICE_STOP_POST
:
1838 case SERVICE_FINAL_SIGTERM
:
1839 case SERVICE_FINAL_SIGKILL
:
1840 service_enter_dead(s
, success
, true);
1844 assert_not_reached("Uh, control process died at wrong time.");
1848 assert_not_reached("Got SIGCHLD for unkown PID");
1851 static void service_timer_event(Unit
*u
, uint64_t elapsed
, Watch
* w
) {
1852 Service
*s
= SERVICE(u
);
1855 assert(elapsed
== 1);
1857 assert(w
== &s
->timer_watch
);
1861 case SERVICE_START_PRE
:
1863 log_warning("%s operation timed out. Terminating.", u
->meta
.id
);
1864 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1867 case SERVICE_START_POST
:
1868 case SERVICE_RELOAD
:
1869 log_warning("%s operation timed out. Stopping.", u
->meta
.id
);
1870 service_enter_stop(s
, false);
1874 log_warning("%s stopping timed out. Terminating.", u
->meta
.id
);
1875 service_enter_signal(s
, SERVICE_STOP_SIGTERM
, false);
1878 case SERVICE_STOP_SIGTERM
:
1879 log_warning("%s stopping timed out. Killing.", u
->meta
.id
);
1880 service_enter_signal(s
, SERVICE_STOP_SIGKILL
, false);
1883 case SERVICE_STOP_SIGKILL
:
1884 /* Uh, wie sent a SIGKILL and it is still not gone?
1885 * Must be something we cannot kill, so let's just be
1886 * weirded out and continue */
1888 log_warning("%s still around after SIGKILL. Ignoring.", u
->meta
.id
);
1889 service_enter_stop_post(s
, false);
1892 case SERVICE_STOP_POST
:
1893 log_warning("%s stopping timed out (2). Terminating.", u
->meta
.id
);
1894 service_enter_signal(s
, SERVICE_FINAL_SIGTERM
, false);
1897 case SERVICE_FINAL_SIGTERM
:
1898 log_warning("%s stopping timed out (2). Killing.", u
->meta
.id
);
1899 service_enter_signal(s
, SERVICE_FINAL_SIGKILL
, false);
1902 case SERVICE_FINAL_SIGKILL
:
1903 log_warning("%s still around after SIGKILL (2). Entering maintainance mode.", u
->meta
.id
);
1904 service_enter_dead(s
, false, true);
1907 case SERVICE_AUTO_RESTART
:
1908 log_debug("%s holdoff time over, scheduling restart.", u
->meta
.id
);
1909 service_enter_restart(s
);
1913 assert_not_reached("Timeout at wrong time.");
1917 static void service_cgroup_notify_event(Unit
*u
) {
1918 Service
*s
= SERVICE(u
);
1922 log_debug("%s: cgroup is empty", u
->meta
.id
);
1926 /* Waiting for SIGCHLD is usually more interesting,
1927 * because it includes return codes/signals. Which is
1928 * why we ignore the cgroup events for most cases,
1929 * except when we don't know pid which to expect the
1932 case SERVICE_RUNNING
:
1933 service_enter_running(s
, true);
1941 static int service_enumerate(Manager
*m
) {
1945 char *path
= NULL
, *fpath
= NULL
, *name
= NULL
;
1950 STRV_FOREACH(p
, m
->sysvrcnd_path
)
1951 for (i
= 0; i
< ELEMENTSOF(rcnd_table
); i
+= 2) {
1956 if (asprintf(&path
, "%s/%s", *p
, rcnd_table
[i
]) < 0) {
1964 if (!(d
= opendir(path
))) {
1965 if (errno
!= ENOENT
)
1966 log_warning("opendir() failed on %s: %s", path
, strerror(errno
));
1971 while ((de
= readdir(d
))) {
1972 Unit
*runlevel
, *service
;
1974 if (ignore_file(de
->d_name
))
1977 if (de
->d_name
[0] != 'S' && de
->d_name
[0] != 'K')
1980 if (strlen(de
->d_name
) < 4)
1985 if (asprintf(&fpath
, "%s/%s/%s", *p
, rcnd_table
[i
], de
->d_name
) < 0) {
1990 if (access(fpath
, X_OK
) < 0) {
1992 if (errno
!= ENOENT
)
1993 log_warning("access() failed on %s: %s", fpath
, strerror(errno
));
2000 if (asprintf(&name
, "%s.service", de
->d_name
+3) < 0) {
2005 if ((r
= manager_load_unit(m
, name
, NULL
, &service
)) < 0)
2008 if ((r
= manager_load_unit(m
, rcnd_table
[i
+1], NULL
, &runlevel
)) < 0)
2011 if (de
->d_name
[0] == 'S') {
2012 if ((r
= unit_add_dependency(runlevel
, UNIT_WANTS
, service
)) < 0)
2015 if ((r
= unit_add_dependency(runlevel
, UNIT_AFTER
, service
)) < 0)
2018 } else if (de
->d_name
[0] == 'K' &&
2019 (streq(rcnd_table
[i
+1], SPECIAL_RUNLEVEL0_TARGET
) ||
2020 streq(rcnd_table
[i
+1], SPECIAL_RUNLEVEL6_TARGET
))) {
2022 /* We honour K links only for
2023 * halt/reboot. For the normal
2024 * runlevels we assume the
2026 * implicitly added by the
2029 if ((r
= unit_add_dependency(runlevel
, UNIT_CONFLICTS
, service
)) < 0)
2032 if ((r
= unit_add_dependency(runlevel
, UNIT_BEFORE
, service
)) < 0)
2049 int service_set_socket_fd(Service
*s
, int fd
) {
2053 /* This is called by the socket code when instantiating a new
2054 * service for a stream socket and the socket needs to be
2057 if (UNIT(s
)->meta
.load_state
!= UNIT_LOADED
)
2060 if (s
->socket_fd
>= 0)
2063 if (s
->state
!= SERVICE_DEAD
)
2070 static const char* const service_state_table
[_SERVICE_STATE_MAX
] = {
2071 [SERVICE_DEAD
] = "dead",
2072 [SERVICE_START_PRE
] = "start-pre",
2073 [SERVICE_START
] = "start",
2074 [SERVICE_START_POST
] = "start-post",
2075 [SERVICE_RUNNING
] = "running",
2076 [SERVICE_EXITED
] = "exited",
2077 [SERVICE_RELOAD
] = "reload",
2078 [SERVICE_STOP
] = "stop",
2079 [SERVICE_STOP_SIGTERM
] = "stop-sigterm",
2080 [SERVICE_STOP_SIGKILL
] = "stop-sigkill",
2081 [SERVICE_STOP_POST
] = "stop-post",
2082 [SERVICE_FINAL_SIGTERM
] = "final-sigterm",
2083 [SERVICE_FINAL_SIGKILL
] = "final-sigkill",
2084 [SERVICE_MAINTAINANCE
] = "maintainance",
2085 [SERVICE_AUTO_RESTART
] = "auto-restart",
2088 DEFINE_STRING_TABLE_LOOKUP(service_state
, ServiceState
);
2090 static const char* const service_restart_table
[_SERVICE_RESTART_MAX
] = {
2091 [SERVICE_ONCE
] = "once",
2092 [SERVICE_RESTART_ON_SUCCESS
] = "restart-on-success",
2093 [SERVICE_RESTART_ALWAYS
] = "restart-always",
2096 DEFINE_STRING_TABLE_LOOKUP(service_restart
, ServiceRestart
);
2098 static const char* const service_type_table
[_SERVICE_TYPE_MAX
] = {
2099 [SERVICE_FORKING
] = "forking",
2100 [SERVICE_SIMPLE
] = "simple",
2101 [SERVICE_FINISH
] = "finish"
2104 DEFINE_STRING_TABLE_LOOKUP(service_type
, ServiceType
);
2106 static const char* const service_exec_command_table
[_SERVICE_EXEC_COMMAND_MAX
] = {
2107 [SERVICE_EXEC_START_PRE
] = "ExecStartPre",
2108 [SERVICE_EXEC_START
] = "ExecStart",
2109 [SERVICE_EXEC_START_POST
] = "ExecStartPost",
2110 [SERVICE_EXEC_RELOAD
] = "ExecReload",
2111 [SERVICE_EXEC_STOP
] = "ExecStop",
2112 [SERVICE_EXEC_STOP_POST
] = "ExecStopPost",
2115 DEFINE_STRING_TABLE_LOOKUP(service_exec_command
, ServiceExecCommand
);
2117 const UnitVTable service_vtable
= {
2118 .suffix
= ".service",
2120 .init
= service_init
,
2121 .load
= service_load
,
2122 .done
= service_done
,
2124 .dump
= service_dump
,
2126 .start
= service_start
,
2127 .stop
= service_stop
,
2128 .reload
= service_reload
,
2130 .can_reload
= service_can_reload
,
2132 .active_state
= service_active_state
,
2133 .sub_state_to_string
= service_sub_state_to_string
,
2135 .sigchld_event
= service_sigchld_event
,
2136 .timer_event
= service_timer_event
,
2138 .cgroup_notify_empty
= service_cgroup_notify_event
,
2140 .enumerate
= service_enumerate