2 * Copyright (C) 2013 Felix Fietkau <nbd@openwrt.org>
3 * Copyright (C) 2013 John Crispin <blogic@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU Lesser General Public License version 2.1
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
16 #include <sys/resource.h>
17 #include <sys/types.h>
18 #include <sys/socket.h>
29 #include <libubox/md5.h>
38 INSTANCE_ATTR_COMMAND
,
43 INSTANCE_ATTR_TRIGGER
,
44 INSTANCE_ATTR_RESPAWN
,
54 INSTANCE_ATTR_SECCOMP
,
58 static const struct blobmsg_policy instance_attr
[__INSTANCE_ATTR_MAX
] = {
59 [INSTANCE_ATTR_COMMAND
] = { "command", BLOBMSG_TYPE_ARRAY
},
60 [INSTANCE_ATTR_ENV
] = { "env", BLOBMSG_TYPE_TABLE
},
61 [INSTANCE_ATTR_DATA
] = { "data", BLOBMSG_TYPE_TABLE
},
62 [INSTANCE_ATTR_NETDEV
] = { "netdev", BLOBMSG_TYPE_ARRAY
},
63 [INSTANCE_ATTR_FILE
] = { "file", BLOBMSG_TYPE_ARRAY
},
64 [INSTANCE_ATTR_TRIGGER
] = { "triggers", BLOBMSG_TYPE_ARRAY
},
65 [INSTANCE_ATTR_RESPAWN
] = { "respawn", BLOBMSG_TYPE_ARRAY
},
66 [INSTANCE_ATTR_NICE
] = { "nice", BLOBMSG_TYPE_INT32
},
67 [INSTANCE_ATTR_LIMITS
] = { "limits", BLOBMSG_TYPE_TABLE
},
68 [INSTANCE_ATTR_WATCH
] = { "watch", BLOBMSG_TYPE_ARRAY
},
69 [INSTANCE_ATTR_ERROR
] = { "error", BLOBMSG_TYPE_ARRAY
},
70 [INSTANCE_ATTR_USER
] = { "user", BLOBMSG_TYPE_STRING
},
71 [INSTANCE_ATTR_STDOUT
] = { "stdout", BLOBMSG_TYPE_BOOL
},
72 [INSTANCE_ATTR_STDERR
] = { "stderr", BLOBMSG_TYPE_BOOL
},
73 [INSTANCE_ATTR_JAIL
] = { "jail", BLOBMSG_TYPE_TABLE
},
74 [INSTANCE_ATTR_TRACE
] = { "trace", BLOBMSG_TYPE_BOOL
},
75 [INSTANCE_ATTR_SECCOMP
] = { "seccomp", BLOBMSG_TYPE_STRING
},
89 static const struct blobmsg_policy jail_attr
[__JAIL_ATTR_MAX
] = {
90 [JAIL_ATTR_NAME
] = { "name", BLOBMSG_TYPE_STRING
},
91 [JAIL_ATTR_ROOT
] = { "root", BLOBMSG_TYPE_STRING
},
92 [JAIL_ATTR_PROCFS
] = { "procfs", BLOBMSG_TYPE_BOOL
},
93 [JAIL_ATTR_SYSFS
] = { "sysfs", BLOBMSG_TYPE_BOOL
},
94 [JAIL_ATTR_UBUS
] = { "ubus", BLOBMSG_TYPE_BOOL
},
95 [JAIL_ATTR_LOG
] = { "log", BLOBMSG_TYPE_BOOL
},
96 [JAIL_ATTR_MOUNT
] = { "mount", BLOBMSG_TYPE_TABLE
},
99 struct instance_netdev
{
100 struct blobmsg_list_node node
;
104 struct instance_file
{
105 struct blobmsg_list_node node
;
114 static const struct rlimit_name rlimit_names
[] = {
116 { "core", RLIMIT_CORE
},
117 { "cpu", RLIMIT_CPU
},
118 { "data", RLIMIT_DATA
},
119 { "fsize", RLIMIT_FSIZE
},
120 { "memlock", RLIMIT_MEMLOCK
},
121 { "msgqueue", RLIMIT_MSGQUEUE
},
122 { "nice", RLIMIT_NICE
},
123 { "nofile", RLIMIT_NOFILE
},
124 { "nproc", RLIMIT_NPROC
},
125 { "rss", RLIMIT_RSS
},
126 { "rtprio", RLIMIT_RTPRIO
},
127 { "sigpending", RLIMIT_SIGPENDING
},
128 { "stack", RLIMIT_STACK
},
132 static char trace
[] = "/sbin/utrace";
134 static void closefd(int fd
)
136 if (fd
> STDERR_FILENO
)
141 instance_limits(const char *limit
, const char *value
)
145 unsigned long cur
, max
;
147 for (i
= 0; rlimit_names
[i
].name
!= NULL
; i
++) {
148 if (strcmp(rlimit_names
[i
].name
, limit
))
150 if (!strcmp(value
, "unlimited")) {
151 rlim
.rlim_cur
= RLIM_INFINITY
;
152 rlim
.rlim_max
= RLIM_INFINITY
;
154 if (getrlimit(rlimit_names
[i
].resource
, &rlim
))
160 if (sscanf(value
, "%lu %lu", &cur
, &max
) < 1)
167 setrlimit(rlimit_names
[i
].resource
, &rlim
);
173 jail_run(struct service_instance
*in
, char **argv
)
175 struct blobmsg_list_node
*var
;
176 struct jail
*jail
= &in
->jail
;
179 argv
[argc
++] = "/sbin/ujail";
183 argv
[argc
++] = jail
->name
;
188 argv
[argc
++] = jail
->root
;
193 argv
[argc
++] = in
->seccomp
;
208 blobmsg_list_for_each(&jail
->mount
, var
) {
209 const char *type
= blobmsg_data(var
->data
);
215 argv
[argc
++] = (char *) blobmsg_name(var
->data
);
224 instance_run(struct service_instance
*in
, int _stdout
, int _stderr
)
226 struct blobmsg_list_node
*var
;
227 struct blob_attr
*cur
;
230 int argc
= 1; /* NULL terminated */
232 bool seccomp
= !in
->trace
&& !in
->has_jail
&& in
->seccomp
;
233 bool setlbf
= _stdout
>= 0;
236 setpriority(PRIO_PROCESS
, 0, in
->nice
);
238 blobmsg_for_each_attr(cur
, in
->command
, rem
)
241 blobmsg_list_for_each(&in
->env
, var
)
242 setenv(blobmsg_name(var
->data
), blobmsg_data(var
->data
), 1);
245 setenv("SECCOMP_FILE", in
->seccomp
, 1);
247 if ((seccomp
|| setlbf
) && asprintf(&ld_preload
, "LD_PRELOAD=%s%s%s",
248 seccomp
? "/lib/libpreload-seccomp.so" : "",
249 seccomp
&& setlbf
? ":" : "",
250 setlbf
? "/lib/libsetlbf.so" : "") > 0)
253 blobmsg_list_for_each(&in
->limits
, var
)
254 instance_limits(blobmsg_name(var
->data
), blobmsg_data(var
->data
));
259 argv
= alloca(sizeof(char *) * (argc
+ in
->jail
.argc
));
263 argv
[argc
++] = trace
;
266 argc
= jail_run(in
, argv
);
268 blobmsg_for_each_attr(cur
, in
->command
, rem
)
269 argv
[argc
++] = blobmsg_data(cur
);
273 _stdin
= open("/dev/null", O_RDONLY
);
276 _stdout
= open("/dev/null", O_WRONLY
);
279 _stderr
= open("/dev/null", O_WRONLY
);
282 dup2(_stdin
, STDIN_FILENO
);
286 dup2(_stdout
, STDOUT_FILENO
);
290 dup2(_stderr
, STDERR_FILENO
);
294 if (in
->gid
&& setgid(in
->gid
)) {
295 ERROR("failed to set group id %d: %d (%s)\n", in
->gid
, errno
, strerror(errno
));
298 if (in
->uid
&& setuid(in
->uid
)) {
299 ERROR("failed to set user id %d: %d (%s)\n", in
->uid
, errno
, strerror(errno
));
303 execvp(argv
[0], argv
);
308 instance_free_stdio(struct service_instance
*in
)
310 if (in
->_stdout
.fd
.fd
> -1) {
311 ustream_free(&in
->_stdout
.stream
);
312 close(in
->_stdout
.fd
.fd
);
313 in
->_stdout
.fd
.fd
= -1;
316 if (in
->_stderr
.fd
.fd
> -1) {
317 ustream_free(&in
->_stderr
.stream
);
318 close(in
->_stderr
.fd
.fd
);
319 in
->_stderr
.fd
.fd
= -1;
324 instance_start(struct service_instance
*in
)
327 int opipe
[2] = { -1, -1 };
328 int epipe
[2] = { -1, -1 };
330 if (!avl_is_empty(&in
->errors
.avl
)) {
331 LOG("Not starting instance %s::%s, an error was indicated\n", in
->srv
->name
, in
->name
);
335 if (in
->proc
.pending
)
338 instance_free_stdio(in
);
339 if (in
->_stdout
.fd
.fd
> -2) {
341 ULOG_WARN("pipe() failed: %d (%s)\n", errno
, strerror(errno
));
342 opipe
[0] = opipe
[1] = -1;
346 if (in
->_stderr
.fd
.fd
> -2) {
348 ULOG_WARN("pipe() failed: %d (%s)\n", errno
, strerror(errno
));
349 epipe
[0] = epipe
[1] = -1;
354 in
->halt
= !in
->respawn
;
367 instance_run(in
, opipe
[1], epipe
[1]);
371 DEBUG(2, "Started instance %s::%s\n", in
->srv
->name
, in
->name
);
373 clock_gettime(CLOCK_MONOTONIC
, &in
->start
);
374 uloop_process_add(&in
->proc
);
377 ustream_fd_init(&in
->_stdout
, opipe
[0]);
382 ustream_fd_init(&in
->_stderr
, epipe
[0]);
386 service_event("instance.start", in
->srv
->name
, in
->name
);
390 instance_stdio(struct ustream
*s
, int prio
, struct service_instance
*in
)
392 char *newline
, *str
, *arg0
, ident
[32];
395 arg0
= basename(blobmsg_data(blobmsg_data(in
->command
)));
396 snprintf(ident
, sizeof(ident
), "%s[%d]", arg0
, in
->proc
.pid
);
397 ulog_open(ULOG_SYSLOG
, LOG_DAEMON
, ident
);
400 str
= ustream_get_read_buf(s
, NULL
);
404 newline
= strchr(str
, '\n');
409 ulog(prio
, "%s\n", str
);
411 len
= newline
+ 1 - str
;
412 ustream_consume(s
, len
);
415 ulog_open(ULOG_SYSLOG
, LOG_DAEMON
, "procd");
419 instance_stdout(struct ustream
*s
, int bytes
)
421 instance_stdio(s
, LOG_INFO
,
422 container_of(s
, struct service_instance
, _stdout
.stream
));
426 instance_stderr(struct ustream
*s
, int bytes
)
428 instance_stdio(s
, LOG_ERR
,
429 container_of(s
, struct service_instance
, _stderr
.stream
));
433 instance_timeout(struct uloop_timeout
*t
)
435 struct service_instance
*in
;
437 in
= container_of(t
, struct service_instance
, timeout
);
439 if (!in
->halt
&& (in
->restart
|| in
->respawn
))
444 instance_exit(struct uloop_process
*p
, int ret
)
446 struct service_instance
*in
;
450 in
= container_of(p
, struct service_instance
, proc
);
452 clock_gettime(CLOCK_MONOTONIC
, &tp
);
453 runtime
= tp
.tv_sec
- in
->start
.tv_sec
;
455 DEBUG(2, "Instance %s::%s exit with error code %d after %ld seconds\n", in
->srv
->name
, in
->name
, ret
, runtime
);
459 uloop_timeout_cancel(&in
->timeout
);
462 } else if (in
->restart
) {
464 } else if (in
->respawn
) {
465 if (runtime
< in
->respawn_threshold
)
468 in
->respawn_count
= 0;
469 if (in
->respawn_count
> in
->respawn_retry
&& in
->respawn_retry
> 0 ) {
470 LOG("Instance %s::%s s in a crash loop %d crashes, %ld seconds since last crash\n",
471 in
->srv
->name
, in
->name
, in
->respawn_count
, runtime
);
472 in
->restart
= in
->respawn
= 0;
475 uloop_timeout_set(&in
->timeout
, in
->respawn_timeout
* 1000);
478 service_event("instance.stop", in
->srv
->name
, in
->name
);
482 instance_stop(struct service_instance
*in
)
484 if (!in
->proc
.pending
)
487 in
->restart
= in
->respawn
= false;
488 kill(in
->proc
.pid
, SIGTERM
);
492 instance_restart(struct service_instance
*in
)
494 if (!in
->proc
.pending
)
498 kill(in
->proc
.pid
, SIGTERM
);
502 instance_config_changed(struct service_instance
*in
, struct service_instance
*in_new
)
507 if (!blob_attr_equal(in
->command
, in_new
->command
))
510 if (!blobmsg_list_equal(&in
->env
, &in_new
->env
))
513 if (!blobmsg_list_equal(&in
->data
, &in_new
->data
))
516 if (!blobmsg_list_equal(&in
->netdev
, &in_new
->netdev
))
519 if (!blobmsg_list_equal(&in
->file
, &in_new
->file
))
522 if (in
->nice
!= in_new
->nice
)
525 if (in
->uid
!= in_new
->uid
)
528 if (in
->gid
!= in_new
->gid
)
531 if (!blobmsg_list_equal(&in
->limits
, &in_new
->limits
))
534 if (!blobmsg_list_equal(&in
->jail
.mount
, &in_new
->jail
.mount
))
537 if (!blobmsg_list_equal(&in
->errors
, &in_new
->errors
))
544 instance_netdev_cmp(struct blobmsg_list_node
*l1
, struct blobmsg_list_node
*l2
)
546 struct instance_netdev
*n1
= container_of(l1
, struct instance_netdev
, node
);
547 struct instance_netdev
*n2
= container_of(l2
, struct instance_netdev
, node
);
549 return n1
->ifindex
== n2
->ifindex
;
553 instance_netdev_update(struct blobmsg_list_node
*l
)
555 struct instance_netdev
*n
= container_of(l
, struct instance_netdev
, node
);
557 n
->ifindex
= if_nametoindex(n
->node
.avl
.key
);
561 instance_file_cmp(struct blobmsg_list_node
*l1
, struct blobmsg_list_node
*l2
)
563 struct instance_file
*f1
= container_of(l1
, struct instance_file
, node
);
564 struct instance_file
*f2
= container_of(l2
, struct instance_file
, node
);
566 return !memcmp(f1
->md5
, f2
->md5
, sizeof(f1
->md5
));
570 instance_file_update(struct blobmsg_list_node
*l
)
572 struct instance_file
*f
= container_of(l
, struct instance_file
, node
);
577 memset(f
->md5
, 0, sizeof(f
->md5
));
579 fd
= open(l
->avl
.key
, O_RDONLY
);
585 len
= read(fd
, buf
, sizeof(buf
));
595 md5_hash(buf
, len
, &md5
);
598 md5_end(f
->md5
, &md5
);
603 instance_fill_any(struct blobmsg_list
*l
, struct blob_attr
*cur
)
608 blobmsg_list_fill(l
, blobmsg_data(cur
), blobmsg_data_len(cur
), false);
612 instance_fill_array(struct blobmsg_list
*l
, struct blob_attr
*cur
, blobmsg_update_cb cb
, bool array
)
614 struct blobmsg_list_node
*node
;
619 if (!blobmsg_check_attr_list(cur
, BLOBMSG_TYPE_STRING
))
622 blobmsg_list_fill(l
, blobmsg_data(cur
), blobmsg_data_len(cur
), array
);
624 blobmsg_list_for_each(l
, node
)
631 instance_jail_parse(struct service_instance
*in
, struct blob_attr
*attr
)
633 struct blob_attr
*tb
[__JAIL_ATTR_MAX
];
634 struct jail
*jail
= &in
->jail
;
637 if (stat("/sbin/ujail", &s
))
640 blobmsg_parse(jail_attr
, __JAIL_ATTR_MAX
, tb
,
641 blobmsg_data(attr
), blobmsg_data_len(attr
));
645 if (tb
[JAIL_ATTR_NAME
]) {
646 jail
->name
= blobmsg_get_string(tb
[JAIL_ATTR_NAME
]);
649 if (tb
[JAIL_ATTR_ROOT
]) {
650 jail
->root
= blobmsg_get_string(tb
[JAIL_ATTR_ROOT
]);
653 if (tb
[JAIL_ATTR_PROCFS
]) {
654 jail
->procfs
= blobmsg_get_bool(tb
[JAIL_ATTR_PROCFS
]);
657 if (tb
[JAIL_ATTR_SYSFS
]) {
658 jail
->sysfs
= blobmsg_get_bool(tb
[JAIL_ATTR_SYSFS
]);
661 if (tb
[JAIL_ATTR_UBUS
]) {
662 jail
->ubus
= blobmsg_get_bool(tb
[JAIL_ATTR_UBUS
]);
665 if (tb
[JAIL_ATTR_LOG
]) {
666 jail
->log
= blobmsg_get_bool(tb
[JAIL_ATTR_LOG
]);
669 if (tb
[JAIL_ATTR_MOUNT
]) {
670 struct blob_attr
*cur
;
673 blobmsg_for_each_attr(cur
, tb
[JAIL_ATTR_MOUNT
], rem
)
675 instance_fill_array(&jail
->mount
, tb
[JAIL_ATTR_MOUNT
], NULL
, false);
684 instance_config_parse(struct service_instance
*in
)
686 struct blob_attr
*tb
[__INSTANCE_ATTR_MAX
];
687 struct blob_attr
*cur
, *cur2
;
691 blobmsg_parse(instance_attr
, __INSTANCE_ATTR_MAX
, tb
,
692 blobmsg_data(in
->config
), blobmsg_data_len(in
->config
));
694 cur
= tb
[INSTANCE_ATTR_COMMAND
];
698 if (!blobmsg_check_attr_list(cur
, BLOBMSG_TYPE_STRING
))
701 blobmsg_for_each_attr(cur2
, cur
, rem
) {
710 if (tb
[INSTANCE_ATTR_RESPAWN
]) {
712 uint32_t vals
[3] = { 3600, 5, 5};
714 blobmsg_for_each_attr(cur2
, tb
[INSTANCE_ATTR_RESPAWN
], rem
) {
715 if ((i
>= 3) && (blobmsg_type(cur2
) == BLOBMSG_TYPE_STRING
))
717 vals
[i
] = atoi(blobmsg_get_string(cur2
));
721 in
->respawn_count
= 0;
722 in
->respawn_threshold
= vals
[0];
723 in
->respawn_timeout
= vals
[1];
724 in
->respawn_retry
= vals
[2];
726 if (tb
[INSTANCE_ATTR_TRIGGER
]) {
727 in
->trigger
= tb
[INSTANCE_ATTR_TRIGGER
];
728 trigger_add(in
->trigger
, in
);
731 if (tb
[INSTANCE_ATTR_WATCH
]) {
732 blobmsg_for_each_attr(cur2
, tb
[INSTANCE_ATTR_WATCH
], rem
) {
733 if (blobmsg_type(cur2
) != BLOBMSG_TYPE_STRING
)
735 DEBUG(3, "watch for %s\n", blobmsg_get_string(cur2
));
736 watch_add(blobmsg_get_string(cur2
), in
);
740 if ((cur
= tb
[INSTANCE_ATTR_NICE
])) {
741 in
->nice
= (int8_t) blobmsg_get_u32(cur
);
742 if (in
->nice
< -20 || in
->nice
> 20)
746 if (tb
[INSTANCE_ATTR_USER
]) {
747 struct passwd
*p
= getpwnam(blobmsg_get_string(tb
[INSTANCE_ATTR_USER
]));
754 if (tb
[INSTANCE_ATTR_TRACE
])
755 in
->trace
= blobmsg_get_bool(tb
[INSTANCE_ATTR_TRACE
]);
757 if (!in
->trace
&& tb
[INSTANCE_ATTR_SECCOMP
]) {
758 char *seccomp
= blobmsg_get_string(tb
[INSTANCE_ATTR_SECCOMP
]);
761 if (stat(seccomp
, &s
))
762 ERROR("%s: not starting seccomp as %s is missing\n", in
->name
, seccomp
);
764 in
->seccomp
= seccomp
;
766 if (!in
->trace
&& tb
[INSTANCE_ATTR_JAIL
])
767 in
->has_jail
= instance_jail_parse(in
, tb
[INSTANCE_ATTR_JAIL
]);
769 if (tb
[INSTANCE_ATTR_STDOUT
] && blobmsg_get_bool(tb
[INSTANCE_ATTR_STDOUT
]))
770 in
->_stdout
.fd
.fd
= -1;
772 if (tb
[INSTANCE_ATTR_STDERR
] && blobmsg_get_bool(tb
[INSTANCE_ATTR_STDERR
]))
773 in
->_stderr
.fd
.fd
= -1;
775 instance_fill_any(&in
->data
, tb
[INSTANCE_ATTR_DATA
]);
777 if (!instance_fill_array(&in
->env
, tb
[INSTANCE_ATTR_ENV
], NULL
, false))
780 if (!instance_fill_array(&in
->netdev
, tb
[INSTANCE_ATTR_NETDEV
], instance_netdev_update
, true))
783 if (!instance_fill_array(&in
->file
, tb
[INSTANCE_ATTR_FILE
], instance_file_update
, true))
786 if (!instance_fill_array(&in
->limits
, tb
[INSTANCE_ATTR_LIMITS
], NULL
, false))
789 if (!instance_fill_array(&in
->errors
, tb
[INSTANCE_ATTR_ERROR
], NULL
, true))
796 instance_config_cleanup(struct service_instance
*in
)
798 blobmsg_list_free(&in
->env
);
799 blobmsg_list_free(&in
->data
);
800 blobmsg_list_free(&in
->netdev
);
801 blobmsg_list_free(&in
->file
);
802 blobmsg_list_free(&in
->limits
);
803 blobmsg_list_free(&in
->errors
);
804 blobmsg_list_free(&in
->jail
.mount
);
808 instance_config_move(struct service_instance
*in
, struct service_instance
*in_src
)
810 instance_config_cleanup(in
);
811 blobmsg_list_move(&in
->env
, &in_src
->env
);
812 blobmsg_list_move(&in
->data
, &in_src
->data
);
813 blobmsg_list_move(&in
->netdev
, &in_src
->netdev
);
814 blobmsg_list_move(&in
->file
, &in_src
->file
);
815 blobmsg_list_move(&in
->limits
, &in_src
->limits
);
816 blobmsg_list_move(&in
->errors
, &in_src
->errors
);
817 blobmsg_list_move(&in
->jail
.mount
, &in_src
->jail
.mount
);
818 in
->trigger
= in_src
->trigger
;
819 in
->command
= in_src
->command
;
820 in
->name
= in_src
->name
;
821 in
->node
.avl
.key
= in_src
->node
.avl
.key
;
824 in
->config
= in_src
->config
;
825 in_src
->config
= NULL
;
829 instance_update(struct service_instance
*in
, struct service_instance
*in_new
)
831 bool changed
= instance_config_changed(in
, in_new
);
832 bool running
= in
->proc
.pending
;
834 if (!changed
&& running
)
839 instance_config_move(in
, in_new
);
842 instance_restart(in
);
843 instance_config_move(in
, in_new
);
844 /* restart happens in the child callback handler */
850 instance_free(struct service_instance
*in
)
852 instance_free_stdio(in
);
853 uloop_process_delete(&in
->proc
);
854 uloop_timeout_cancel(&in
->timeout
);
857 instance_config_cleanup(in
);
863 instance_init(struct service_instance
*in
, struct service
*s
, struct blob_attr
*config
)
865 config
= blob_memdup(config
);
867 in
->name
= blobmsg_name(config
);
869 in
->timeout
.cb
= instance_timeout
;
870 in
->proc
.cb
= instance_exit
;
872 in
->_stdout
.fd
.fd
= -2;
873 in
->_stdout
.stream
.string_data
= true;
874 in
->_stdout
.stream
.notify_read
= instance_stdout
;
876 in
->_stderr
.fd
.fd
= -2;
877 in
->_stderr
.stream
.string_data
= true;
878 in
->_stderr
.stream
.notify_read
= instance_stderr
;
880 blobmsg_list_init(&in
->netdev
, struct instance_netdev
, node
, instance_netdev_cmp
);
881 blobmsg_list_init(&in
->file
, struct instance_file
, node
, instance_file_cmp
);
882 blobmsg_list_simple_init(&in
->env
);
883 blobmsg_list_simple_init(&in
->data
);
884 blobmsg_list_simple_init(&in
->limits
);
885 blobmsg_list_simple_init(&in
->errors
);
886 blobmsg_list_simple_init(&in
->jail
.mount
);
887 in
->valid
= instance_config_parse(in
);
890 void instance_dump(struct blob_buf
*b
, struct service_instance
*in
, int verbose
)
897 i
= blobmsg_open_table(b
, in
->name
);
898 blobmsg_add_u8(b
, "running", in
->proc
.pending
);
899 if (in
->proc
.pending
)
900 blobmsg_add_u32(b
, "pid", in
->proc
.pid
);
901 blobmsg_add_blob(b
, in
->command
);
903 if (!avl_is_empty(&in
->errors
.avl
)) {
904 struct blobmsg_list_node
*var
;
905 void *e
= blobmsg_open_array(b
, "errors");
906 blobmsg_list_for_each(&in
->errors
, var
)
907 blobmsg_add_string(b
, NULL
, blobmsg_data(var
->data
));
908 blobmsg_close_table(b
, e
);
911 if (!avl_is_empty(&in
->env
.avl
)) {
912 struct blobmsg_list_node
*var
;
913 void *e
= blobmsg_open_table(b
, "env");
914 blobmsg_list_for_each(&in
->env
, var
)
915 blobmsg_add_string(b
, blobmsg_name(var
->data
), blobmsg_data(var
->data
));
916 blobmsg_close_table(b
, e
);
919 if (!avl_is_empty(&in
->data
.avl
)) {
920 struct blobmsg_list_node
*var
;
921 void *e
= blobmsg_open_table(b
, "data");
922 blobmsg_list_for_each(&in
->data
, var
)
923 blobmsg_add_blob(b
, var
->data
);
924 blobmsg_close_table(b
, e
);
927 if (!avl_is_empty(&in
->limits
.avl
)) {
928 struct blobmsg_list_node
*var
;
929 void *e
= blobmsg_open_table(b
, "limits");
930 blobmsg_list_for_each(&in
->limits
, var
)
931 blobmsg_add_string(b
, blobmsg_name(var
->data
), blobmsg_data(var
->data
));
932 blobmsg_close_table(b
, e
);
936 void *r
= blobmsg_open_table(b
, "respawn");
937 blobmsg_add_u32(b
, "threshold", in
->respawn_threshold
);
938 blobmsg_add_u32(b
, "timeout", in
->respawn_timeout
);
939 blobmsg_add_u32(b
, "retry", in
->respawn_retry
);
940 blobmsg_close_table(b
, r
);
944 blobmsg_add_u8(b
, "trace", true);
947 blobmsg_add_string(b
, "seccomp", in
->seccomp
);
950 void *r
= blobmsg_open_table(b
, "jail");
952 blobmsg_add_string(b
, "name", in
->jail
.name
);
954 blobmsg_add_string(b
, "root", in
->jail
.root
);
955 blobmsg_add_u8(b
, "procfs", in
->jail
.procfs
);
956 blobmsg_add_u8(b
, "sysfs", in
->jail
.sysfs
);
957 blobmsg_add_u8(b
, "ubus", in
->jail
.ubus
);
958 blobmsg_add_u8(b
, "log", in
->jail
.log
);
959 blobmsg_close_table(b
, r
);
960 if (!avl_is_empty(&in
->jail
.mount
.avl
)) {
961 struct blobmsg_list_node
*var
;
962 void *e
= blobmsg_open_table(b
, "mount");
963 blobmsg_list_for_each(&in
->jail
.mount
, var
)
964 blobmsg_add_string(b
, blobmsg_name(var
->data
), blobmsg_data(var
->data
));
965 blobmsg_close_table(b
, e
);
969 if (verbose
&& in
->trigger
)
970 blobmsg_add_blob(b
, in
->trigger
);
972 blobmsg_close_table(b
, i
);