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/>.
22 #include <linux/oom.h>
29 #include <sys/prctl.h>
30 #include <sys/mount.h>
35 #include "conf-parser.h"
36 #include "load-fragment.h"
39 #include "securebits.h"
41 #include "unit-name.h"
43 #define DEFINE_CONFIG_PARSE_ENUM(function,name,type,msg) \
44 static int function( \
45 const char *filename, \
47 const char *section, \
60 if ((x = name##_from_string(rvalue)) < 0) { \
61 log_error("[%s:%u] " msg ": %s", filename, line, rvalue); \
70 static int config_parse_deps(
79 UnitDependency d
= PTR_TO_UINT(data
);
89 FOREACH_WORD(w
, l
, rvalue
, state
) {
93 if (!(t
= strndup(w
, l
)))
96 k
= unit_name_printf(u
, t
);
102 r
= unit_add_dependency_by_name(u
, d
, k
, NULL
, true);
112 static int config_parse_names(
113 const char *filename
,
131 FOREACH_WORD(w
, l
, rvalue
, state
) {
135 if (!(t
= strndup(w
, l
)))
138 k
= unit_name_printf(u
, t
);
144 r
= unit_merge_by_name(u
, k
);
154 static int config_parse_description(
155 const char *filename
,
171 if (!(k
= unit_full_printf(u
, rvalue
)))
174 free(u
->meta
.description
);
177 u
->meta
.description
= k
;
180 u
->meta
.description
= NULL
;
186 static int config_parse_listen(
187 const char *filename
,
206 if (!(p
= new0(SocketPort
, 1)))
209 if (streq(lvalue
, "ListenFIFO")) {
210 p
->type
= SOCKET_FIFO
;
212 if (!(p
->path
= strdup(rvalue
))) {
217 p
->type
= SOCKET_SOCKET
;
219 if ((r
= socket_address_parse(&p
->address
, rvalue
)) < 0) {
220 log_error("[%s:%u] Failed to parse address value: %s", filename
, line
, rvalue
);
225 if (streq(lvalue
, "ListenStream"))
226 p
->address
.type
= SOCK_STREAM
;
227 else if (streq(lvalue
, "ListenDatagram"))
228 p
->address
.type
= SOCK_DGRAM
;
230 assert(streq(lvalue
, "ListenSequentialPacket"));
231 p
->address
.type
= SOCK_SEQPACKET
;
234 if (socket_address_family(&p
->address
) != AF_LOCAL
&& p
->address
.type
== SOCK_SEQPACKET
) {
236 return -EPROTONOSUPPORT
;
241 LIST_PREPEND(SocketPort
, port
, s
->ports
, p
);
246 static int config_parse_socket_bind(
247 const char *filename
,
265 if ((r
= parse_boolean(rvalue
)) < 0) {
266 log_error("[%s:%u] Failed to parse bind IPv6 only value: %s", filename
, line
, rvalue
);
270 s
->bind_ipv6_only
= r
? SOCKET_ADDRESS_IPV6_ONLY
: SOCKET_ADDRESS_BOTH
;
275 static int config_parse_nice(
276 const char *filename
,
284 ExecContext
*c
= data
;
292 if ((r
= safe_atoi(rvalue
, &priority
)) < 0) {
293 log_error("[%s:%u] Failed to parse nice priority: %s", filename
, line
, rvalue
);
297 if (priority
< PRIO_MIN
|| priority
>= PRIO_MAX
) {
298 log_error("[%s:%u] Nice priority out of range: %s", filename
, line
, rvalue
);
308 static int config_parse_oom_adjust(
309 const char *filename
,
317 ExecContext
*c
= data
;
325 if ((r
= safe_atoi(rvalue
, &oa
)) < 0) {
326 log_error("[%s:%u] Failed to parse OOM adjust value: %s", filename
, line
, rvalue
);
330 if (oa
< OOM_DISABLE
|| oa
> OOM_ADJUST_MAX
) {
331 log_error("[%s:%u] OOM adjust value out of range: %s", filename
, line
, rvalue
);
336 c
->oom_adjust_set
= true;
341 static int config_parse_mode(
342 const char *filename
,
360 l
= strtol(rvalue
, &x
, 8);
361 if (!x
|| *x
|| errno
) {
362 log_error("[%s:%u] Failed to parse mode value: %s", filename
, line
, rvalue
);
363 return errno
? -errno
: -EINVAL
;
366 if (l
< 0000 || l
> 07777) {
367 log_error("[%s:%u] mode value out of range: %s", filename
, line
, rvalue
);
375 static int config_parse_exec(
376 const char *filename
,
384 ExecCommand
**e
= data
, *nce
= NULL
;
397 FOREACH_WORD_QUOTED(w
, l
, rvalue
, state
)
400 if (!(n
= new(char*, k
+1)))
404 FOREACH_WORD_QUOTED(w
, l
, rvalue
, state
)
405 if (!(n
[k
++] = strndup(w
, l
)))
410 if (!n
[0] || !path_is_absolute(n
[0])) {
411 log_error("[%s:%u] Invalid executable path in command line: %s", filename
, line
, rvalue
);
416 if (!(nce
= new0(ExecCommand
, 1)))
420 if (!(nce
->path
= strdup(n
[0])))
423 exec_command_append_list(e
, nce
);
437 static int config_parse_usec(
438 const char *filename
,
454 if ((r
= parse_usec(rvalue
, usec
)) < 0) {
455 log_error("[%s:%u] Failed to parse time value: %s", filename
, line
, rvalue
);
462 DEFINE_CONFIG_PARSE_ENUM(config_parse_service_type
, service_type
, ServiceType
, "Failed to parse service type");
463 DEFINE_CONFIG_PARSE_ENUM(config_parse_service_restart
, service_restart
, ServiceRestart
, "Failed to parse service restart specifier");
465 static int config_parse_bindtodevice(
466 const char *filename
,
482 if (rvalue
[0] && !streq(rvalue
, "*")) {
483 if (!(n
= strdup(rvalue
)))
488 free(s
->bind_to_device
);
489 s
->bind_to_device
= n
;
494 DEFINE_CONFIG_PARSE_ENUM(config_parse_output
, exec_output
, ExecOutput
, "Failed to parse output specifier");
495 DEFINE_CONFIG_PARSE_ENUM(config_parse_input
, exec_input
, ExecInput
, "Failed to parse input specifier");
497 static int config_parse_facility(
498 const char *filename
,
514 if ((x
= log_facility_from_string(rvalue
)) < 0) {
515 log_error("[%s:%u] Failed to parse log facility: %s", filename
, line
, rvalue
);
519 *o
= LOG_MAKEPRI(x
, LOG_PRI(*o
));
524 static int config_parse_level(
525 const char *filename
,
541 if ((x
= log_level_from_string(rvalue
)) < 0) {
542 log_error("[%s:%u] Failed to parse log level: %s", filename
, line
, rvalue
);
546 *o
= LOG_MAKEPRI(LOG_FAC(*o
), x
);
550 static int config_parse_io_class(
551 const char *filename
,
559 ExecContext
*c
= data
;
567 if ((x
= ioprio_class_from_string(rvalue
)) < 0) {
568 log_error("[%s:%u] Failed to parse IO scheduling class: %s", filename
, line
, rvalue
);
572 c
->ioprio
= IOPRIO_PRIO_VALUE(x
, IOPRIO_PRIO_DATA(c
->ioprio
));
573 c
->ioprio_set
= true;
578 static int config_parse_io_priority(
579 const char *filename
,
587 ExecContext
*c
= data
;
595 if (safe_atoi(rvalue
, &i
) < 0 || i
< 0 || i
>= IOPRIO_BE_NR
) {
596 log_error("[%s:%u] Failed to parse io priority: %s", filename
, line
, rvalue
);
600 c
->ioprio
= IOPRIO_PRIO_VALUE(IOPRIO_PRIO_CLASS(c
->ioprio
), i
);
601 c
->ioprio_set
= true;
606 static int config_parse_cpu_sched_policy(
607 const char *filename
,
616 ExecContext
*c
= data
;
624 if ((x
= sched_policy_from_string(rvalue
)) < 0) {
625 log_error("[%s:%u] Failed to parse CPU scheduling policy: %s", filename
, line
, rvalue
);
629 c
->cpu_sched_policy
= x
;
630 c
->cpu_sched_set
= true;
635 static int config_parse_cpu_sched_prio(
636 const char *filename
,
644 ExecContext
*c
= data
;
652 /* On Linux RR/FIFO have the same range */
653 if (safe_atoi(rvalue
, &i
) < 0 || i
< sched_get_priority_min(SCHED_RR
) || i
> sched_get_priority_max(SCHED_RR
)) {
654 log_error("[%s:%u] Failed to parse CPU scheduling priority: %s", filename
, line
, rvalue
);
658 c
->cpu_sched_priority
= i
;
659 c
->cpu_sched_set
= true;
664 static int config_parse_cpu_affinity(
665 const char *filename
,
673 ExecContext
*c
= data
;
683 FOREACH_WORD(w
, l
, rvalue
, state
) {
688 if (!(t
= strndup(w
, l
)))
691 r
= safe_atou(t
, &cpu
);
694 if (r
< 0 || cpu
>= CPU_SETSIZE
) {
695 log_error("[%s:%u] Failed to parse CPU affinity: %s", filename
, line
, rvalue
);
699 CPU_SET(cpu
, &c
->cpu_affinity
);
702 c
->cpu_affinity_set
= true;
707 static int config_parse_capabilities(
708 const char *filename
,
716 ExecContext
*c
= data
;
724 if (!(cap
= cap_from_text(rvalue
))) {
728 log_error("[%s:%u] Failed to parse capabilities: %s", filename
, line
, rvalue
);
733 cap_free(c
->capabilities
);
734 c
->capabilities
= cap
;
739 static int config_parse_secure_bits(
740 const char *filename
,
748 ExecContext
*c
= data
;
758 FOREACH_WORD(w
, l
, rvalue
, state
) {
759 if (first_word(w
, "keep-caps"))
760 c
->secure_bits
|= SECURE_KEEP_CAPS
;
761 else if (first_word(w
, "keep-caps-locked"))
762 c
->secure_bits
|= SECURE_KEEP_CAPS_LOCKED
;
763 else if (first_word(w
, "no-setuid-fixup"))
764 c
->secure_bits
|= SECURE_NO_SETUID_FIXUP
;
765 else if (first_word(w
, "no-setuid-fixup-locked"))
766 c
->secure_bits
|= SECURE_NO_SETUID_FIXUP_LOCKED
;
767 else if (first_word(w
, "noroot"))
768 c
->secure_bits
|= SECURE_NOROOT
;
769 else if (first_word(w
, "noroot-locked"))
770 c
->secure_bits
|= SECURE_NOROOT_LOCKED
;
772 log_error("[%s:%u] Failed to parse secure bits: %s", filename
, line
, rvalue
);
780 static int config_parse_bounding_set(
781 const char *filename
,
789 ExecContext
*c
= data
;
799 FOREACH_WORD(w
, l
, rvalue
, state
) {
804 if (!(t
= strndup(w
, l
)))
807 r
= cap_from_name(t
, &cap
);
811 log_error("[%s:%u] Failed to parse capability bounding set: %s", filename
, line
, rvalue
);
815 c
->capability_bounding_set_drop
|= 1 << cap
;
821 static int config_parse_timer_slack_ns(
822 const char *filename
,
830 ExecContext
*c
= data
;
839 if ((r
= safe_atolu(rvalue
, &u
)) < 0) {
840 log_error("[%s:%u] Failed to parse time slack value: %s", filename
, line
, rvalue
);
844 c
->timer_slack_ns
= u
;
849 static int config_parse_limit(
850 const char *filename
,
858 struct rlimit
**rl
= data
;
859 unsigned long long u
;
867 if ((r
= safe_atollu(rvalue
, &u
)) < 0) {
868 log_error("[%s:%u] Failed to parse resource value: %s", filename
, line
, rvalue
);
873 if (!(*rl
= new(struct rlimit
, 1)))
876 (*rl
)->rlim_cur
= (*rl
)->rlim_max
= (rlim_t
) u
;
880 static int config_parse_cgroup(
881 const char *filename
,
894 FOREACH_WORD(w
, l
, rvalue
, state
) {
898 if (!(t
= strndup(w
, l
)))
901 r
= unit_add_cgroup_from_text(u
, t
);
911 static int config_parse_sysv_priority(
912 const char *filename
,
920 int *priority
= data
;
928 if ((r
= safe_atoi(rvalue
, &i
)) < 0 || i
< 0) {
929 log_error("[%s:%u] Failed to parse SysV start priority: %s", filename
, line
, rvalue
);
937 DEFINE_CONFIG_PARSE_ENUM(config_parse_kill_mode
, kill_mode
, KillMode
, "Failed to parse kill mode");
939 static int config_parse_mount_flags(
940 const char *filename
,
948 ExecContext
*c
= data
;
952 unsigned long flags
= 0;
959 FOREACH_WORD(w
, l
, rvalue
, state
) {
960 if (strncmp(w
, "shared", l
) == 0)
962 else if (strncmp(w
, "slave", l
) == 0)
964 else if (strncmp(w
, "private", l
) == 0)
967 log_error("[%s:%u] Failed to parse mount flags: %s", filename
, line
, rvalue
);
972 c
->mount_flags
= flags
;
978 static int open_follow(char **filename
, FILE **_f
, Set
*names
, char **_final
) {
989 /* This will update the filename pointer if the loaded file is
990 * reached by a symlink. The old string will be freed. */
993 char *target
, *k
, *name
;
995 if (c
++ >= FOLLOW_MAX
)
998 path_kill_slashes(*filename
);
1000 /* Add the file name we are currently looking at to
1001 * the names of this unit */
1002 name
= file_name_from_path(*filename
);
1003 if (!(id
= set_get(names
, name
))) {
1005 if (!(id
= strdup(name
)))
1008 if ((r
= set_put(names
, id
)) < 0) {
1014 /* Try to open the file name, but don't if its a symlink */
1015 if ((fd
= open(*filename
, O_RDONLY
|O_CLOEXEC
|O_NOCTTY
|O_NOFOLLOW
)) >= 0)
1021 /* Hmm, so this is a symlink. Let's read the name, and follow it manually */
1022 if ((r
= readlink_malloc(*filename
, &target
)) < 0)
1025 k
= file_in_same_dir(*filename
, target
);
1035 if (!(f
= fdopen(fd
, "r"))) {
1037 close_nointr_nofail(fd
);
1046 static int merge_by_names(Unit
**u
, Set
*names
, const char *id
) {
1054 /* Let's try to add in all symlink names we found */
1055 while ((k
= set_steal_first(names
))) {
1057 /* First try to merge in the other name into our
1059 if ((r
= unit_merge_by_name(*u
, k
)) < 0) {
1062 /* Hmm, we couldn't merge the other unit into
1063 * ours? Then let's try it the other way
1066 other
= manager_get_unit((*u
)->meta
.manager
, k
);
1070 if ((r
= unit_merge(other
, *u
)) >= 0) {
1072 return merge_by_names(u
, names
, NULL
);
1079 unit_choose_id(*u
, id
);
1087 static void dump_items(FILE *f
, const ConfigItem
*items
) {
1088 const ConfigItem
*i
;
1089 const char *prev_section
= NULL
;
1090 bool not_first
= false;
1093 ConfigParserCallback callback
;
1096 { config_parse_int
, "INTEGER" },
1097 { config_parse_unsigned
, "UNSIGNED" },
1098 { config_parse_size
, "SIZE" },
1099 { config_parse_bool
, "BOOLEAN" },
1100 { config_parse_string
, "STRING" },
1101 { config_parse_path
, "PATH" },
1102 { config_parse_strv
, "STRING [...]" },
1103 { config_parse_nice
, "NICE" },
1104 { config_parse_oom_adjust
, "OOMADJUST" },
1105 { config_parse_io_class
, "IOCLASS" },
1106 { config_parse_io_priority
, "IOPRIORITY" },
1107 { config_parse_cpu_sched_policy
, "CPUSCHEDPOLICY" },
1108 { config_parse_cpu_sched_prio
, "CPUSCHEDPRIO" },
1109 { config_parse_cpu_affinity
, "CPUAFFINITY" },
1110 { config_parse_mode
, "MODE" },
1111 { config_parse_output
, "OUTPUT" },
1112 { config_parse_input
, "INPUT" },
1113 { config_parse_facility
, "FACILITY" },
1114 { config_parse_level
, "LEVEL" },
1115 { config_parse_capabilities
, "CAPABILITIES" },
1116 { config_parse_secure_bits
, "SECUREBITS" },
1117 { config_parse_bounding_set
, "BOUNDINGSET" },
1118 { config_parse_timer_slack_ns
, "TIMERSLACK" },
1119 { config_parse_limit
, "LIMIT" },
1120 { config_parse_cgroup
, "CGROUP [...]" },
1121 { config_parse_deps
, "UNIT [...]" },
1122 { config_parse_names
, "UNIT [...]" },
1123 { config_parse_exec
, "PATH [ARGUMENT [...]]" },
1124 { config_parse_service_type
, "SERVICETYPE" },
1125 { config_parse_service_restart
, "SERVICERESTART" },
1126 { config_parse_sysv_priority
, "SYSVPRIORITY" },
1127 { config_parse_kill_mode
, "KILLMODE" },
1128 { config_parse_listen
, "SOCKET [...]" },
1129 { config_parse_socket_bind
, "SOCKETBIND" },
1130 { config_parse_bindtodevice
, "NETWORKINTERFACE" },
1131 { config_parse_usec
, "SECONDS" },
1132 { config_parse_path_strv
, "PATH [...]" },
1133 { config_parse_mount_flags
, "MOUNTFLAG [...]" },
1134 { config_parse_description
, "DESCRIPTION" },
1140 for (i
= items
; i
->lvalue
; i
++) {
1142 const char *rvalue
= "OTHER";
1144 if (!streq_ptr(i
->section
, prev_section
)) {
1150 fprintf(f
, "[%s]\n", i
->section
);
1151 prev_section
= i
->section
;
1154 for (j
= 0; j
< ELEMENTSOF(table
); j
++)
1155 if (i
->parse
== table
[j
].callback
) {
1156 rvalue
= table
[j
].rvalue
;
1160 fprintf(f
, "%s=%s\n", i
->lvalue
, rvalue
);
1164 static int load_from_path(Unit
*u
, const char *path
) {
1166 static const char* const section_table
[_UNIT_TYPE_MAX
] = {
1167 [UNIT_SERVICE
] = "Service",
1168 [UNIT_TIMER
] = "Timer",
1169 [UNIT_SOCKET
] = "Socket",
1170 [UNIT_TARGET
] = "Target",
1171 [UNIT_DEVICE
] = "Device",
1172 [UNIT_MOUNT
] = "Mount",
1173 [UNIT_AUTOMOUNT
] = "Automount",
1174 [UNIT_SNAPSHOT
] = "Snapshot",
1175 [UNIT_SWAP
] = "Swap"
1178 #define EXEC_CONTEXT_CONFIG_ITEMS(context, section) \
1179 { "WorkingDirectory", config_parse_path, &(context).working_directory, section }, \
1180 { "RootDirectory", config_parse_path, &(context).root_directory, section }, \
1181 { "User", config_parse_string, &(context).user, section }, \
1182 { "Group", config_parse_string, &(context).group, section }, \
1183 { "SupplementaryGroups", config_parse_strv, &(context).supplementary_groups, section }, \
1184 { "Nice", config_parse_nice, &(context), section }, \
1185 { "OOMAdjust", config_parse_oom_adjust, &(context), section }, \
1186 { "IOSchedulingClass", config_parse_io_class, &(context), section }, \
1187 { "IOSchedulingPriority", config_parse_io_priority, &(context), section }, \
1188 { "CPUSchedulingPolicy", config_parse_cpu_sched_policy,&(context), section }, \
1189 { "CPUSchedulingPriority", config_parse_cpu_sched_prio, &(context), section }, \
1190 { "CPUSchedulingResetOnFork", config_parse_bool, &(context).cpu_sched_reset_on_fork, section }, \
1191 { "CPUAffinity", config_parse_cpu_affinity, &(context), section }, \
1192 { "UMask", config_parse_mode, &(context).umask, section }, \
1193 { "Environment", config_parse_strv, &(context).environment, section }, \
1194 { "StandardInput", config_parse_input, &(context).std_input, section }, \
1195 { "StandardOutput", config_parse_output, &(context).std_output, section }, \
1196 { "StandardError", config_parse_output, &(context).std_output, section }, \
1197 { "TTYPath", config_parse_path, &(context).tty_path, section }, \
1198 { "SyslogIdentifier", config_parse_string, &(context).syslog_identifier, section }, \
1199 { "SyslogFacility", config_parse_facility, &(context).syslog_priority, section }, \
1200 { "SyslogLevel", config_parse_level, &(context).syslog_priority, section }, \
1201 { "Capabilities", config_parse_capabilities, &(context), section }, \
1202 { "SecureBits", config_parse_secure_bits, &(context), section }, \
1203 { "CapabilityBoundingSetDrop", config_parse_bounding_set, &(context), section }, \
1204 { "TimerSlackNS", config_parse_timer_slack_ns, &(context), section }, \
1205 { "LimitCPU", config_parse_limit, &(context).rlimit[RLIMIT_CPU], section }, \
1206 { "LimitFSIZE", config_parse_limit, &(context).rlimit[RLIMIT_FSIZE], section }, \
1207 { "LimitDATA", config_parse_limit, &(context).rlimit[RLIMIT_DATA], section }, \
1208 { "LimitSTACK", config_parse_limit, &(context).rlimit[RLIMIT_STACK], section }, \
1209 { "LimitCORE", config_parse_limit, &(context).rlimit[RLIMIT_CORE], section }, \
1210 { "LimitRSS", config_parse_limit, &(context).rlimit[RLIMIT_RSS], section }, \
1211 { "LimitNOFILE", config_parse_limit, &(context).rlimit[RLIMIT_NOFILE], section }, \
1212 { "LimitAS", config_parse_limit, &(context).rlimit[RLIMIT_AS], section }, \
1213 { "LimitNPROC", config_parse_limit, &(context).rlimit[RLIMIT_NPROC], section }, \
1214 { "LimitMEMLOCK", config_parse_limit, &(context).rlimit[RLIMIT_MEMLOCK], section }, \
1215 { "LimitLOCKS", config_parse_limit, &(context).rlimit[RLIMIT_LOCKS], section }, \
1216 { "LimitSIGPENDING", config_parse_limit, &(context).rlimit[RLIMIT_SIGPENDING], section }, \
1217 { "LimitMSGQUEUE", config_parse_limit, &(context).rlimit[RLIMIT_MSGQUEUE], section }, \
1218 { "LimitNICE", config_parse_limit, &(context).rlimit[RLIMIT_NICE], section }, \
1219 { "LimitRTPRIO", config_parse_limit, &(context).rlimit[RLIMIT_RTPRIO], section }, \
1220 { "LimitRTTIME", config_parse_limit, &(context).rlimit[RLIMIT_RTTIME], section }, \
1221 { "ControlGroup", config_parse_cgroup, u, section }, \
1222 { "ReadWriteDirectories", config_parse_path_strv, &(context).read_write_dirs, section }, \
1223 { "ReadOnlyDirectories", config_parse_path_strv, &(context).read_only_dirs, section }, \
1224 { "InaccessibleDirectories",config_parse_path_strv, &(context).inaccessible_dirs, section }, \
1225 { "PrivateTmp", config_parse_bool, &(context).private_tmp, section }, \
1226 { "MountFlags", config_parse_mount_flags, &(context), section }
1228 const ConfigItem items
[] = {
1229 { "Names", config_parse_names
, u
, "Unit" },
1230 { "Description", config_parse_description
, u
, "Unit" },
1231 { "Requires", config_parse_deps
, UINT_TO_PTR(UNIT_REQUIRES
), "Unit" },
1232 { "RequiresOverridable", config_parse_deps
, UINT_TO_PTR(UNIT_REQUIRES_OVERRIDABLE
), "Unit" },
1233 { "Requisite", config_parse_deps
, UINT_TO_PTR(UNIT_REQUISITE
), "Unit" },
1234 { "RequisiteOverridable", config_parse_deps
, UINT_TO_PTR(UNIT_REQUISITE_OVERRIDABLE
), "Unit" },
1235 { "Wants", config_parse_deps
, UINT_TO_PTR(UNIT_WANTS
), "Unit" },
1236 { "Conflicts", config_parse_deps
, UINT_TO_PTR(UNIT_CONFLICTS
), "Unit" },
1237 { "Before", config_parse_deps
, UINT_TO_PTR(UNIT_BEFORE
), "Unit" },
1238 { "After", config_parse_deps
, UINT_TO_PTR(UNIT_AFTER
), "Unit" },
1239 { "RecursiveStop", config_parse_bool
, &u
->meta
.recursive_stop
, "Unit" },
1240 { "StopWhenUnneeded", config_parse_bool
, &u
->meta
.stop_when_unneeded
, "Unit" },
1242 { "PIDFile", config_parse_path
, &u
->service
.pid_file
, "Service" },
1243 { "ExecStartPre", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_START_PRE
, "Service" },
1244 { "ExecStart", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_START
, "Service" },
1245 { "ExecStartPost", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_START_POST
, "Service" },
1246 { "ExecReload", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_RELOAD
, "Service" },
1247 { "ExecStop", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_STOP
, "Service" },
1248 { "ExecStopPost", config_parse_exec
, u
->service
.exec_command
+SERVICE_EXEC_STOP_POST
, "Service" },
1249 { "RestartSec", config_parse_usec
, &u
->service
.restart_usec
, "Service" },
1250 { "TimeoutSec", config_parse_usec
, &u
->service
.timeout_usec
, "Service" },
1251 { "Type", config_parse_service_type
, &u
->service
.type
, "Service" },
1252 { "Restart", config_parse_service_restart
, &u
->service
.restart
, "Service" },
1253 { "PermissionsStartOnly", config_parse_bool
, &u
->service
.permissions_start_only
, "Service" },
1254 { "RootDirectoryStartOnly", config_parse_bool
, &u
->service
.root_directory_start_only
, "Service" },
1255 { "ValidNoProcess", config_parse_bool
, &u
->service
.valid_no_process
, "Service" },
1256 { "SysVStartPriority", config_parse_sysv_priority
, &u
->service
.sysv_start_priority
, "Service" },
1257 { "KillMode", config_parse_kill_mode
, &u
->service
.kill_mode
, "Service" },
1258 { "NonBlocking", config_parse_bool
, &u
->service
.exec_context
.non_blocking
, "Service" },
1259 { "BusName", config_parse_string
, &u
->service
.bus_name
, "Service" },
1260 EXEC_CONTEXT_CONFIG_ITEMS(u
->service
.exec_context
, "Service"),
1262 { "ListenStream", config_parse_listen
, &u
->socket
, "Socket" },
1263 { "ListenDatagram", config_parse_listen
, &u
->socket
, "Socket" },
1264 { "ListenSequentialPacket", config_parse_listen
, &u
->socket
, "Socket" },
1265 { "ListenFIFO", config_parse_listen
, &u
->socket
, "Socket" },
1266 { "BindIPv6Only", config_parse_socket_bind
, &u
->socket
, "Socket" },
1267 { "Backlog", config_parse_unsigned
, &u
->socket
.backlog
, "Socket" },
1268 { "BindToDevice", config_parse_bindtodevice
, &u
->socket
, "Socket" },
1269 { "ExecStartPre", config_parse_exec
, u
->socket
.exec_command
+SOCKET_EXEC_START_PRE
, "Socket" },
1270 { "ExecStartPost", config_parse_exec
, u
->socket
.exec_command
+SOCKET_EXEC_START_POST
, "Socket" },
1271 { "ExecStopPre", config_parse_exec
, u
->socket
.exec_command
+SOCKET_EXEC_STOP_PRE
, "Socket" },
1272 { "ExecStopPost", config_parse_exec
, u
->socket
.exec_command
+SOCKET_EXEC_STOP_POST
, "Socket" },
1273 { "TimeoutSec", config_parse_usec
, &u
->socket
.timeout_usec
, "Socket" },
1274 { "DirectoryMode", config_parse_mode
, &u
->socket
.directory_mode
, "Socket" },
1275 { "SocketMode", config_parse_mode
, &u
->socket
.socket_mode
, "Socket" },
1276 { "KillMode", config_parse_kill_mode
, &u
->socket
.kill_mode
, "Socket" },
1277 { "Accept", config_parse_bool
, &u
->socket
.accept
, "Socket" },
1278 EXEC_CONTEXT_CONFIG_ITEMS(u
->socket
.exec_context
, "Socket"),
1280 { "What", config_parse_string
, &u
->mount
.parameters_fragment
.what
, "Mount" },
1281 { "Where", config_parse_path
, &u
->mount
.where
, "Mount" },
1282 { "Options", config_parse_string
, &u
->mount
.parameters_fragment
.options
, "Mount" },
1283 { "Type", config_parse_string
, &u
->mount
.parameters_fragment
.fstype
, "Mount" },
1284 { "TimeoutSec", config_parse_usec
, &u
->mount
.timeout_usec
, "Mount" },
1285 { "KillMode", config_parse_kill_mode
, &u
->mount
.kill_mode
, "Mount" },
1286 EXEC_CONTEXT_CONFIG_ITEMS(u
->mount
.exec_context
, "Mount"),
1288 { "Where", config_parse_path
, &u
->automount
.where
, "Automount" },
1290 { "What", config_parse_path
, &u
->swap
.what
, "Swap" },
1291 { "Priority", config_parse_unsigned
, &u
->swap
.priority
, "Swap" },
1292 { "NoAuto", config_parse_bool
, &u
->swap
.no_auto
, "Swap" },
1294 { NULL
, NULL
, NULL
, NULL
}
1297 #undef EXEC_CONTEXT_CONFIG_ITEMS
1299 const char *sections
[3];
1304 char *filename
= NULL
, *id
= NULL
;
1308 /* Dirty dirty hack. */
1309 dump_items((FILE*) path
, items
);
1316 sections
[0] = "Unit";
1317 sections
[1] = section_table
[u
->meta
.type
];
1320 if (!(symlink_names
= set_new(string_hash_func
, string_compare_func
)))
1323 if (path_is_absolute(path
)) {
1325 if (!(filename
= strdup(path
))) {
1330 if ((r
= open_follow(&filename
, &f
, symlink_names
, &id
)) < 0) {
1341 STRV_FOREACH(p
, u
->meta
.manager
->unit_path
) {
1343 /* Instead of opening the path right away, we manually
1344 * follow all symlinks and add their name to our unit
1345 * name set while doing so */
1346 if (!(filename
= path_make_absolute(path
, *p
))) {
1351 if ((r
= open_follow(&filename
, &f
, symlink_names
, &id
)) < 0) {
1360 /* Empty the symlink names for the next run */
1361 while ((sn
= set_steal_first(symlink_names
)))
1377 if ((r
= merge_by_names(&merged
, symlink_names
, id
)) < 0)
1381 u
->meta
.load_state
= UNIT_MERGED
;
1386 /* Now, parse the file contents */
1387 if ((r
= config_parse(filename
, f
, sections
, items
, u
)) < 0)
1390 free(u
->meta
.fragment_path
);
1391 u
->meta
.fragment_path
= filename
;
1394 u
->meta
.load_state
= UNIT_LOADED
;
1398 while ((k
= set_steal_first(symlink_names
)))
1401 set_free(symlink_names
);
1410 int unit_load_fragment(Unit
*u
) {
1415 if (u
->meta
.fragment_path
) {
1417 if ((r
= load_from_path(u
, u
->meta
.fragment_path
)) < 0)
1424 /* Try to find the unit under its id */
1425 if ((r
= load_from_path(u
, u
->meta
.id
)) < 0)
1428 /* Try to find an alias we can load this with */
1429 if (u
->meta
.load_state
== UNIT_STUB
)
1430 SET_FOREACH(t
, u
->meta
.names
, i
) {
1432 if (t
== u
->meta
.id
)
1435 if ((r
= load_from_path(u
, t
)) < 0)
1438 if (u
->meta
.load_state
!= UNIT_STUB
)
1442 /* Now, follow the same logic, but look for a template */
1443 if (u
->meta
.load_state
== UNIT_STUB
&& u
->meta
.instance
) {
1446 if (!(k
= unit_name_template(u
->meta
.id
)))
1449 r
= load_from_path(u
, k
);
1455 if (u
->meta
.load_state
== UNIT_STUB
)
1456 SET_FOREACH(t
, u
->meta
.names
, i
) {
1458 if (t
== u
->meta
.id
)
1461 if (!(k
= unit_name_template(t
)))
1464 r
= load_from_path(u
, k
);
1470 if (u
->meta
.load_state
!= UNIT_STUB
)
1479 void unit_dump_config_items(FILE *f
) {
1480 /* OK, this wins a prize for extreme ugliness. */
1482 load_from_path(NULL
, (const void*) f
);