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.
15 #include <sys/resource.h>
16 #include <sys/types.h>
17 #include <sys/socket.h>
27 #include <libubox/md5.h>
36 INSTANCE_ATTR_COMMAND,
41 INSTANCE_ATTR_TRIGGER,
42 INSTANCE_ATTR_RESPAWN,
52 INSTANCE_ATTR_SECCOMP,
56 static const struct blobmsg_policy instance_attr[__INSTANCE_ATTR_MAX] = {
57 [INSTANCE_ATTR_COMMAND] = { "command", BLOBMSG_TYPE_ARRAY },
58 [INSTANCE_ATTR_ENV] = { "env", BLOBMSG_TYPE_TABLE },
59 [INSTANCE_ATTR_DATA] = { "data", BLOBMSG_TYPE_TABLE },
60 [INSTANCE_ATTR_NETDEV] = { "netdev", BLOBMSG_TYPE_ARRAY },
61 [INSTANCE_ATTR_FILE] = { "file", BLOBMSG_TYPE_ARRAY },
62 [INSTANCE_ATTR_TRIGGER] = { "triggers", BLOBMSG_TYPE_ARRAY },
63 [INSTANCE_ATTR_RESPAWN] = { "respawn", BLOBMSG_TYPE_ARRAY },
64 [INSTANCE_ATTR_NICE] = { "nice", BLOBMSG_TYPE_INT32 },
65 [INSTANCE_ATTR_LIMITS] = { "limits", BLOBMSG_TYPE_TABLE },
66 [INSTANCE_ATTR_WATCH] = { "watch", BLOBMSG_TYPE_ARRAY },
67 [INSTANCE_ATTR_ERROR] = { "error", BLOBMSG_TYPE_ARRAY },
68 [INSTANCE_ATTR_USER] = { "user", BLOBMSG_TYPE_STRING },
69 [INSTANCE_ATTR_STDOUT] = { "stdout", BLOBMSG_TYPE_BOOL },
70 [INSTANCE_ATTR_STDERR] = { "stderr", BLOBMSG_TYPE_BOOL },
71 [INSTANCE_ATTR_JAIL] = { "jail", BLOBMSG_TYPE_TABLE },
72 [INSTANCE_ATTR_TRACE] = { "trace", BLOBMSG_TYPE_BOOL },
73 [INSTANCE_ATTR_SECCOMP] = { "seccomp", BLOBMSG_TYPE_STRING },
87 static const struct blobmsg_policy jail_attr[__JAIL_ATTR_MAX] = {
88 [JAIL_ATTR_NAME] = { "name", BLOBMSG_TYPE_STRING },
89 [JAIL_ATTR_ROOT] = { "root", BLOBMSG_TYPE_STRING },
90 [JAIL_ATTR_PROCFS] = { "procfs", BLOBMSG_TYPE_BOOL },
91 [JAIL_ATTR_SYSFS] = { "sysfs", BLOBMSG_TYPE_BOOL },
92 [JAIL_ATTR_UBUS] = { "ubus", BLOBMSG_TYPE_BOOL },
93 [JAIL_ATTR_LOG] = { "log", BLOBMSG_TYPE_BOOL },
94 [JAIL_ATTR_MOUNT] = { "mount", BLOBMSG_TYPE_TABLE },
97 struct instance_netdev {
98 struct blobmsg_list_node node;
102 struct instance_file {
103 struct blobmsg_list_node node;
112 static const struct rlimit_name rlimit_names[] = {
114 { "core", RLIMIT_CORE },
115 { "cpu", RLIMIT_CPU },
116 { "data", RLIMIT_DATA },
117 { "fsize", RLIMIT_FSIZE },
118 { "memlock", RLIMIT_MEMLOCK },
119 { "msgqueue", RLIMIT_MSGQUEUE },
120 { "nice", RLIMIT_NICE },
121 { "nofile", RLIMIT_NOFILE },
122 { "nproc", RLIMIT_NPROC },
123 { "rss", RLIMIT_RSS },
124 { "rtprio", RLIMIT_RTPRIO },
125 { "sigpending", RLIMIT_SIGPENDING },
126 { "stack", RLIMIT_STACK },
130 static char trace[] = "/sbin/utrace";
132 static void closefd(int fd)
134 if (fd > STDERR_FILENO)
139 instance_limits(const char *limit, const char *value)
143 unsigned long cur, max;
145 for (i = 0; rlimit_names[i].name != NULL; i++) {
146 if (strcmp(rlimit_names[i].name, limit))
148 if (!strcmp(value, "unlimited")) {
149 rlim.rlim_cur = RLIM_INFINITY;
150 rlim.rlim_max = RLIM_INFINITY;
152 if (getrlimit(rlimit_names[i].resource, &rlim))
158 if (sscanf(value, "%lu %lu", &cur, &max) < 1)
165 setrlimit(rlimit_names[i].resource, &rlim);
171 jail_run(struct service_instance *in, char **argv)
173 struct blobmsg_list_node *var;
174 struct jail *jail = &in->jail;
177 argv[argc++] = "/sbin/ujail";
181 argv[argc++] = jail->name;
186 argv[argc++] = jail->root;
191 argv[argc++] = in->seccomp;
206 blobmsg_list_for_each(&jail->mount, var) {
207 const char *type = blobmsg_data(var->data);
213 argv[argc++] = (char *) blobmsg_name(var->data);
222 instance_run(struct service_instance *in, int _stdout, int _stderr)
224 struct blobmsg_list_node *var;
225 struct blob_attr *cur;
227 int argc = 1; /* NULL terminated */
231 setpriority(PRIO_PROCESS, 0, in->nice);
233 blobmsg_for_each_attr(cur, in->command, rem)
236 blobmsg_list_for_each(&in->env, var)
237 setenv(blobmsg_name(var->data), blobmsg_data(var->data), 1);
239 if (!in->trace && !in->has_jail && in->seccomp) {
240 setenv("SECCOMP_FILE", in->seccomp, 1);
241 setenv("LD_PRELOAD", "/lib/libpreload-seccomp.so", 1);
244 blobmsg_list_for_each(&in->limits, var)
245 instance_limits(blobmsg_name(var->data), blobmsg_data(var->data));
250 argv = alloca(sizeof(char *) * (argc + in->jail.argc));
254 argv[argc++] = trace;
257 argc = jail_run(in, argv);
259 blobmsg_for_each_attr(cur, in->command, rem)
260 argv[argc++] = blobmsg_data(cur);
264 _stdin = open("/dev/null", O_RDONLY);
267 _stdout = open("/dev/null", O_WRONLY);
270 _stderr = open("/dev/null", O_WRONLY);
273 dup2(_stdin, STDIN_FILENO);
277 dup2(_stdout, STDOUT_FILENO);
281 dup2(_stderr, STDERR_FILENO);
285 if (in->gid && setgid(in->gid)) {
286 ERROR("failed to set group id %d: %d (%s)\n", in->gid, errno, strerror(errno));
289 if (in->uid && setuid(in->uid)) {
290 ERROR("failed to set user id %d: %d (%s)\n", in->uid, errno, strerror(errno));
294 execvp(argv[0], argv);
299 instance_start(struct service_instance *in)
302 int opipe[2] = { -1, -1 };
303 int epipe[2] = { -1, -1 };
305 if (!avl_is_empty(&in->errors.avl)) {
306 LOG("Not starting instance %s::%s, an error was indicated\n", in->srv->name, in->name);
310 if (in->proc.pending)
313 if (in->_stdout.fd.fd > -2) {
315 ULOG_WARN("pipe() failed: %d (%s)\n", errno, strerror(errno));
316 opipe[0] = opipe[1] = -1;
320 if (in->_stderr.fd.fd > -2) {
322 ULOG_WARN("pipe() failed: %d (%s)\n", errno, strerror(errno));
323 epipe[0] = epipe[1] = -1;
328 in->halt = !in->respawn;
341 instance_run(in, opipe[1], epipe[1]);
345 DEBUG(2, "Started instance %s::%s\n", in->srv->name, in->name);
347 clock_gettime(CLOCK_MONOTONIC, &in->start);
348 uloop_process_add(&in->proc);
351 ustream_fd_init(&in->_stdout, opipe[0]);
356 ustream_fd_init(&in->_stderr, epipe[0]);
360 service_event("instance.start", in->srv->name, in->name);
364 instance_stdio(struct ustream *s, int prio, struct service_instance *in)
366 char *newline, *str, *arg0, ident[32];
369 arg0 = basename(blobmsg_data(blobmsg_data(in->command)));
370 snprintf(ident, sizeof(ident), "%s[%d]", arg0, in->proc.pid);
371 ulog_open(ULOG_SYSLOG, LOG_DAEMON, ident);
374 str = ustream_get_read_buf(s, NULL);
378 newline = strchr(str, '\n');
383 ulog(prio, "%s\n", str);
385 len = newline + 1 - str;
386 ustream_consume(s, len);
389 ulog_open(ULOG_SYSLOG, LOG_DAEMON, "procd");
393 instance_stdout(struct ustream *s, int bytes)
395 instance_stdio(s, LOG_INFO,
396 container_of(s, struct service_instance, _stdout.stream));
400 instance_stderr(struct ustream *s, int bytes)
402 instance_stdio(s, LOG_ERR,
403 container_of(s, struct service_instance, _stderr.stream));
407 instance_timeout(struct uloop_timeout *t)
409 struct service_instance *in;
411 in = container_of(t, struct service_instance, timeout);
413 if (!in->halt && (in->restart || in->respawn))
418 instance_exit(struct uloop_process *p, int ret)
420 struct service_instance *in;
424 in = container_of(p, struct service_instance, proc);
426 clock_gettime(CLOCK_MONOTONIC, &tp);
427 runtime = tp.tv_sec - in->start.tv_sec;
429 DEBUG(2, "Instance %s::%s exit with error code %d after %ld seconds\n", in->srv->name, in->name, ret, runtime);
433 uloop_timeout_cancel(&in->timeout);
436 } else if (in->restart) {
438 } else if (in->respawn) {
439 if (runtime < in->respawn_threshold)
442 in->respawn_count = 0;
443 if (in->respawn_count > in->respawn_retry && in->respawn_retry > 0 ) {
444 LOG("Instance %s::%s s in a crash loop %d crashes, %ld seconds since last crash\n",
445 in->srv->name, in->name, in->respawn_count, runtime);
446 in->restart = in->respawn = 0;
449 uloop_timeout_set(&in->timeout, in->respawn_timeout * 1000);
452 service_event("instance.stop", in->srv->name, in->name);
456 instance_stop(struct service_instance *in)
458 if (!in->proc.pending)
461 in->restart = in->respawn = false;
462 kill(in->proc.pid, SIGTERM);
466 instance_restart(struct service_instance *in)
468 if (!in->proc.pending)
472 kill(in->proc.pid, SIGTERM);
476 instance_config_changed(struct service_instance *in, struct service_instance *in_new)
481 if (!blob_attr_equal(in->command, in_new->command))
484 if (!blobmsg_list_equal(&in->env, &in_new->env))
487 if (!blobmsg_list_equal(&in->data, &in_new->data))
490 if (!blobmsg_list_equal(&in->netdev, &in_new->netdev))
493 if (!blobmsg_list_equal(&in->file, &in_new->file))
496 if (in->nice != in_new->nice)
499 if (in->uid != in_new->uid)
502 if (in->gid != in_new->gid)
505 if (!blobmsg_list_equal(&in->limits, &in_new->limits))
508 if (!blobmsg_list_equal(&in->jail.mount, &in_new->jail.mount))
511 if (!blobmsg_list_equal(&in->errors, &in_new->errors))
518 instance_netdev_cmp(struct blobmsg_list_node *l1, struct blobmsg_list_node *l2)
520 struct instance_netdev *n1 = container_of(l1, struct instance_netdev, node);
521 struct instance_netdev *n2 = container_of(l2, struct instance_netdev, node);
523 return n1->ifindex == n2->ifindex;
527 instance_netdev_update(struct blobmsg_list_node *l)
529 struct instance_netdev *n = container_of(l, struct instance_netdev, node);
531 n->ifindex = if_nametoindex(n->node.avl.key);
535 instance_file_cmp(struct blobmsg_list_node *l1, struct blobmsg_list_node *l2)
537 struct instance_file *f1 = container_of(l1, struct instance_file, node);
538 struct instance_file *f2 = container_of(l2, struct instance_file, node);
540 return !memcmp(f1->md5, f2->md5, sizeof(f1->md5));
544 instance_file_update(struct blobmsg_list_node *l)
546 struct instance_file *f = container_of(l, struct instance_file, node);
551 memset(f->md5, 0, sizeof(f->md5));
553 fd = open(l->avl.key, O_RDONLY);
559 len = read(fd, buf, sizeof(buf));
569 md5_hash(buf, len, &md5);
572 md5_end(f->md5, &md5);
577 instance_fill_any(struct blobmsg_list *l, struct blob_attr *cur)
582 blobmsg_list_fill(l, blobmsg_data(cur), blobmsg_data_len(cur), false);
586 instance_fill_array(struct blobmsg_list *l, struct blob_attr *cur, blobmsg_update_cb cb, bool array)
588 struct blobmsg_list_node *node;
593 if (!blobmsg_check_attr_list(cur, BLOBMSG_TYPE_STRING))
596 blobmsg_list_fill(l, blobmsg_data(cur), blobmsg_data_len(cur), array);
598 blobmsg_list_for_each(l, node)
605 instance_jail_parse(struct service_instance *in, struct blob_attr *attr)
607 struct blob_attr *tb[__JAIL_ATTR_MAX];
608 struct jail *jail = &in->jail;
611 if (stat("/sbin/ujail", &s))
614 blobmsg_parse(jail_attr, __JAIL_ATTR_MAX, tb,
615 blobmsg_data(attr), blobmsg_data_len(attr));
619 if (tb[JAIL_ATTR_NAME]) {
620 jail->name = blobmsg_get_string(tb[JAIL_ATTR_NAME]);
623 if (tb[JAIL_ATTR_ROOT]) {
624 jail->root = blobmsg_get_string(tb[JAIL_ATTR_ROOT]);
627 if (tb[JAIL_ATTR_PROCFS]) {
628 jail->procfs = blobmsg_get_bool(tb[JAIL_ATTR_PROCFS]);
631 if (tb[JAIL_ATTR_SYSFS]) {
632 jail->sysfs = blobmsg_get_bool(tb[JAIL_ATTR_SYSFS]);
635 if (tb[JAIL_ATTR_UBUS]) {
636 jail->ubus = blobmsg_get_bool(tb[JAIL_ATTR_UBUS]);
639 if (tb[JAIL_ATTR_LOG]) {
640 jail->log = blobmsg_get_bool(tb[JAIL_ATTR_LOG]);
643 if (tb[JAIL_ATTR_MOUNT]) {
644 struct blob_attr *cur;
647 blobmsg_for_each_attr(cur, tb[JAIL_ATTR_MOUNT], rem)
649 instance_fill_array(&jail->mount, tb[JAIL_ATTR_MOUNT], NULL, false);
658 instance_config_parse(struct service_instance *in)
660 struct blob_attr *tb[__INSTANCE_ATTR_MAX];
661 struct blob_attr *cur, *cur2;
665 blobmsg_parse(instance_attr, __INSTANCE_ATTR_MAX, tb,
666 blobmsg_data(in->config), blobmsg_data_len(in->config));
668 cur = tb[INSTANCE_ATTR_COMMAND];
672 if (!blobmsg_check_attr_list(cur, BLOBMSG_TYPE_STRING))
675 blobmsg_for_each_attr(cur2, cur, rem) {
684 if (tb[INSTANCE_ATTR_RESPAWN]) {
686 uint32_t vals[3] = { 3600, 5, 5};
688 blobmsg_for_each_attr(cur2, tb[INSTANCE_ATTR_RESPAWN], rem) {
689 if ((i >= 3) && (blobmsg_type(cur2) == BLOBMSG_TYPE_STRING))
691 vals[i] = atoi(blobmsg_get_string(cur2));
695 in->respawn_count = 0;
696 in->respawn_threshold = vals[0];
697 in->respawn_timeout = vals[1];
698 in->respawn_retry = vals[2];
700 if (tb[INSTANCE_ATTR_TRIGGER]) {
701 in->trigger = tb[INSTANCE_ATTR_TRIGGER];
702 trigger_add(in->trigger, in);
705 if (tb[INSTANCE_ATTR_WATCH]) {
706 blobmsg_for_each_attr(cur2, tb[INSTANCE_ATTR_WATCH], rem) {
707 if (blobmsg_type(cur2) != BLOBMSG_TYPE_STRING)
709 DEBUG(3, "watch for %s\n", blobmsg_get_string(cur2));
710 watch_add(blobmsg_get_string(cur2), in);
714 if ((cur = tb[INSTANCE_ATTR_NICE])) {
715 in->nice = (int8_t) blobmsg_get_u32(cur);
716 if (in->nice < -20 || in->nice > 20)
720 if (tb[INSTANCE_ATTR_USER]) {
721 struct passwd *p = getpwnam(blobmsg_get_string(tb[INSTANCE_ATTR_USER]));
728 if (tb[INSTANCE_ATTR_TRACE])
729 in->trace = blobmsg_get_bool(tb[INSTANCE_ATTR_TRACE]);
731 if (!in->trace && tb[INSTANCE_ATTR_SECCOMP]) {
732 char *seccomp = blobmsg_get_string(tb[INSTANCE_ATTR_SECCOMP]);
735 if (stat(seccomp, &s))
736 ERROR("%s: not starting seccomp as %s is missing\n", in->name, seccomp);
738 in->seccomp = seccomp;
740 if (!in->trace && tb[INSTANCE_ATTR_JAIL])
741 in->has_jail = instance_jail_parse(in, tb[INSTANCE_ATTR_JAIL]);
743 if (tb[INSTANCE_ATTR_STDOUT] && blobmsg_get_bool(tb[INSTANCE_ATTR_STDOUT]))
744 in->_stdout.fd.fd = -1;
746 if (tb[INSTANCE_ATTR_STDERR] && blobmsg_get_bool(tb[INSTANCE_ATTR_STDERR]))
747 in->_stderr.fd.fd = -1;
749 instance_fill_any(&in->data, tb[INSTANCE_ATTR_DATA]);
751 if (!instance_fill_array(&in->env, tb[INSTANCE_ATTR_ENV], NULL, false))
754 if (!instance_fill_array(&in->netdev, tb[INSTANCE_ATTR_NETDEV], instance_netdev_update, true))
757 if (!instance_fill_array(&in->file, tb[INSTANCE_ATTR_FILE], instance_file_update, true))
760 if (!instance_fill_array(&in->limits, tb[INSTANCE_ATTR_LIMITS], NULL, false))
763 if (!instance_fill_array(&in->errors, tb[INSTANCE_ATTR_ERROR], NULL, true))
770 instance_config_cleanup(struct service_instance *in)
772 blobmsg_list_free(&in->env);
773 blobmsg_list_free(&in->data);
774 blobmsg_list_free(&in->netdev);
775 blobmsg_list_free(&in->file);
776 blobmsg_list_free(&in->limits);
777 blobmsg_list_free(&in->errors);
778 blobmsg_list_free(&in->jail.mount);
782 instance_config_move(struct service_instance *in, struct service_instance *in_src)
784 instance_config_cleanup(in);
785 blobmsg_list_move(&in->env, &in_src->env);
786 blobmsg_list_move(&in->data, &in_src->data);
787 blobmsg_list_move(&in->netdev, &in_src->netdev);
788 blobmsg_list_move(&in->file, &in_src->file);
789 blobmsg_list_move(&in->limits, &in_src->limits);
790 blobmsg_list_move(&in->errors, &in_src->errors);
791 blobmsg_list_move(&in->jail.mount, &in_src->jail.mount);
792 in->trigger = in_src->trigger;
793 in->command = in_src->command;
794 in->name = in_src->name;
795 in->node.avl.key = in_src->node.avl.key;
798 in->config = in_src->config;
799 in_src->config = NULL;
803 instance_update(struct service_instance *in, struct service_instance *in_new)
805 bool changed = instance_config_changed(in, in_new);
806 bool running = in->proc.pending;
808 if (!changed && running)
813 instance_config_move(in, in_new);
816 instance_restart(in);
817 instance_config_move(in, in_new);
818 /* restart happens in the child callback handler */
824 instance_free(struct service_instance *in)
826 if (in->_stdout.fd.fd > -1) {
827 ustream_free(&in->_stdout.stream);
828 close(in->_stdout.fd.fd);
831 if (in->_stderr.fd.fd > -1) {
832 ustream_free(&in->_stderr.stream);
833 close(in->_stderr.fd.fd);
836 uloop_process_delete(&in->proc);
837 uloop_timeout_cancel(&in->timeout);
840 instance_config_cleanup(in);
846 instance_init(struct service_instance *in, struct service *s, struct blob_attr *config)
848 config = blob_memdup(config);
850 in->name = blobmsg_name(config);
852 in->timeout.cb = instance_timeout;
853 in->proc.cb = instance_exit;
855 in->_stdout.fd.fd = -2;
856 in->_stdout.stream.string_data = true;
857 in->_stdout.stream.notify_read = instance_stdout;
859 in->_stderr.fd.fd = -2;
860 in->_stderr.stream.string_data = true;
861 in->_stderr.stream.notify_read = instance_stderr;
863 blobmsg_list_init(&in->netdev, struct instance_netdev, node, instance_netdev_cmp);
864 blobmsg_list_init(&in->file, struct instance_file, node, instance_file_cmp);
865 blobmsg_list_simple_init(&in->env);
866 blobmsg_list_simple_init(&in->data);
867 blobmsg_list_simple_init(&in->limits);
868 blobmsg_list_simple_init(&in->errors);
869 blobmsg_list_simple_init(&in->jail.mount);
870 in->valid = instance_config_parse(in);
873 void instance_dump(struct blob_buf *b, struct service_instance *in, int verbose)
880 i = blobmsg_open_table(b, in->name);
881 blobmsg_add_u8(b, "running", in->proc.pending);
882 if (in->proc.pending)
883 blobmsg_add_u32(b, "pid", in->proc.pid);
884 blobmsg_add_blob(b, in->command);
886 if (!avl_is_empty(&in->errors.avl)) {
887 struct blobmsg_list_node *var;
888 void *e = blobmsg_open_array(b, "errors");
889 blobmsg_list_for_each(&in->errors, var)
890 blobmsg_add_string(b, NULL, blobmsg_data(var->data));
891 blobmsg_close_table(b, e);
894 if (!avl_is_empty(&in->env.avl)) {
895 struct blobmsg_list_node *var;
896 void *e = blobmsg_open_table(b, "env");
897 blobmsg_list_for_each(&in->env, var)
898 blobmsg_add_string(b, blobmsg_name(var->data), blobmsg_data(var->data));
899 blobmsg_close_table(b, e);
902 if (!avl_is_empty(&in->data.avl)) {
903 struct blobmsg_list_node *var;
904 void *e = blobmsg_open_table(b, "data");
905 blobmsg_list_for_each(&in->data, var)
906 blobmsg_add_blob(b, var->data);
907 blobmsg_close_table(b, e);
910 if (!avl_is_empty(&in->limits.avl)) {
911 struct blobmsg_list_node *var;
912 void *e = blobmsg_open_table(b, "limits");
913 blobmsg_list_for_each(&in->limits, var)
914 blobmsg_add_string(b, blobmsg_name(var->data), blobmsg_data(var->data));
915 blobmsg_close_table(b, e);
919 void *r = blobmsg_open_table(b, "respawn");
920 blobmsg_add_u32(b, "timeout", in->respawn_timeout);
921 blobmsg_add_u32(b, "threshold", in->respawn_threshold);
922 blobmsg_add_u32(b, "retry", in->respawn_retry);
923 blobmsg_close_table(b, r);
927 blobmsg_add_u8(b, "trace", true);
930 blobmsg_add_string(b, "seccomp", in->seccomp);
933 void *r = blobmsg_open_table(b, "jail");
935 blobmsg_add_string(b, "name", in->jail.name);
937 blobmsg_add_string(b, "root", in->jail.root);
938 blobmsg_add_u8(b, "procfs", in->jail.procfs);
939 blobmsg_add_u8(b, "sysfs", in->jail.sysfs);
940 blobmsg_add_u8(b, "ubus", in->jail.ubus);
941 blobmsg_add_u8(b, "log", in->jail.log);
942 blobmsg_close_table(b, r);
943 if (!avl_is_empty(&in->jail.mount.avl)) {
944 struct blobmsg_list_node *var;
945 void *e = blobmsg_open_table(b, "mount");
946 blobmsg_list_for_each(&in->jail.mount, var)
947 blobmsg_add_string(b, blobmsg_name(var->data), blobmsg_data(var->data));
948 blobmsg_close_table(b, e);
952 if (verbose && in->trigger)
953 blobmsg_add_blob(b, in->trigger);
955 blobmsg_close_table(b, i);