3 # procd_open_service(name, [script]):
4 # Initialize a new procd command message containing a service with one or more instances
6 # procd_close_service()
7 # Send the command message for the service
9 # procd_open_instance([name]):
10 # Add an instance to the service described by the previous procd_open_service call
12 # procd_set_param(type, [value...])
14 # command: command line (array).
15 # respawn info: array with 3 values $fail_threshold $restart_timeout $max_fail
16 # env: environment variable (passed to the process)
17 # data: arbitrary name/value pairs for detecting config changes (table)
18 # file: configuration files (array)
19 # netdev: bound network device (detects ifindex changes)
20 # limits: resource limits (passed to the process)
21 # user info: array with 1 values $username
22 # pidfile: file name to write pid into
24 # No space separation is done for arrays/tables - use one function argument per command line argument
26 # procd_close_instance():
27 # Complete the instance being prepared
29 # procd_kill(service, [instance]):
30 # Kill a service instance (or all instances)
32 # procd_send_signal(service, [instance], [signal])
33 # Send a signal to a service instance (or all instances)
36 . "$IPKG_INSTROOT/usr/share/libubox/jshn.sh"
38 PROCD_RELOAD_DELAY=1000
42 local basescript=$(readlink "$initscript")
43 local service_name="$(basename ${basescript:-$initscript})"
45 flock -n 1000 &> /dev/null
46 if [ "$?" != "0" ]; then
47 exec 1000>"$IPKG_INSTROOT/var/lock/procd_${service_name}.lock"
49 if [ "$?" != "0" ]; then
50 logger "warning: procd flock for $service_name failed"
58 json_set_namespace procd old_cb
60 json_set_namespace $old_cb
66 eval "$1() { _procd_call _$1 \"\$@\"; }"
74 [ -n "$PROCD_DEBUG" ] && json_dump >&2
75 ubus call service "$cmd" "$(json_dump)"
79 _procd_open_service() {
83 _PROCD_SERVICE="$name"
87 json_add_string name "$name"
88 [ -n "$script" ] && json_add_string script "$script"
89 json_add_object instances
92 _procd_close_service() {
100 _procd_ubus_call ${1:-set}
103 _procd_add_array_data() {
104 while [ "$#" -gt 0 ]; do
105 json_add_string "" "$1"
113 _procd_add_array_data "$@"
117 _procd_add_table_data() {
118 while [ -n "$1" ]; do
121 [ "$1" = "$val" ] && val=
122 json_add_string "$var" "$val"
130 _procd_add_table_data "$@"
134 _procd_open_instance() {
135 local name="$1"; shift
137 _PROCD_INSTANCE_SEQ="$(($_PROCD_INSTANCE_SEQ + 1))"
138 name="${name:-instance$_PROCD_INSTANCE_SEQ}"
139 json_add_object "$name"
140 [ -n "$TRACE_SYSCALLS" ] && json_add_boolean trace "1"
143 _procd_open_trigger() {
144 let '_procd_trigger_open = _procd_trigger_open + 1'
145 [ "$_procd_trigger_open" -gt 1 ] && return
146 json_add_array "triggers"
149 _procd_close_trigger() {
150 let '_procd_trigger_open = _procd_trigger_open - 1'
151 [ "$_procd_trigger_open" -lt 1 ] || return
156 let '_procd_data_open = _procd_data_open + 1'
157 [ "$_procd_data_open" -gt 1 ] && return
158 json_add_object "data"
161 _procd_close_data() {
162 let '_procd_data_open = _procd_data_open - 1'
163 [ "$_procd_data_open" -lt 1 ] || return
167 _procd_open_validate() {
169 json_add_array "validate"
172 _procd_close_validate() {
178 json_add_object "jail"
179 json_add_string name "$1"
185 log) json_add_boolean "log" "1";;
186 ubus) json_add_boolean "ubus" "1";;
187 procfs) json_add_boolean "procfs" "1";;
188 sysfs) json_add_boolean "sysfs" "1";;
189 ronly) json_add_boolean "ronly" "1";;
192 json_add_object "mount"
197 _procd_add_jail_mount() {
198 local _json_no_warning=1
208 json_add_string "$a" "0"
214 _procd_add_jail_mount_rw() {
215 local _json_no_warning=1
225 json_add_string "$a" "1"
232 local type="$1"; shift
236 _procd_add_table "$type" "$@"
238 command|netdev|file|respawn|watch)
239 _procd_add_array "$type" "$@"
242 json_add_array "$type"
243 json_add_string "" "$@"
247 json_add_int "$type" "$1"
250 json_add_int "$type" $(kill -l "$1")
252 pidfile|user|seccomp|capabilities)
253 json_add_string "$type" "$1"
255 stdout|stderr|no_new_privs)
256 json_add_boolean "$type" "$1"
261 _procd_add_timeout() {
262 [ "$PROCD_RELOAD_DELAY" -gt 0 ] && json_add_int "" "$PROCD_RELOAD_DELAY"
266 _procd_add_interface_trigger() {
268 _procd_add_array_data "$1"
272 _procd_add_array_data "if"
275 _procd_add_array_data "eq" "interface" "$1"
280 _procd_add_array_data "run_script" "$@"
288 _procd_add_reload_interface_trigger() {
289 local script=$(readlink "$initscript")
290 local name=$(basename ${script:-$initscript})
293 _procd_add_interface_trigger "interface.*" $1 /etc/init.d/$name reload
297 _procd_add_config_trigger() {
299 _procd_add_array_data "$1"
303 _procd_add_array_data "if"
306 _procd_add_array_data "eq" "package" "$1"
311 _procd_add_array_data "run_script" "$@"
319 _procd_add_raw_trigger() {
321 _procd_add_array_data "$1"
328 _procd_add_array_data "run_script" "$@"
332 json_add_int "" "$timeout"
337 _procd_add_reload_trigger() {
338 local script=$(readlink "$initscript")
339 local name=$(basename ${script:-$initscript})
344 _procd_add_config_trigger "config.change" "$file" /etc/init.d/$name reload
349 _procd_add_validation() {
352 _procd_close_validate
355 _procd_append_param() {
356 local type="$1"; shift
357 local _json_no_warning=1
361 _procd_set_param "$type" "$@"
366 _procd_add_table_data "$@"
368 command|netdev|file|respawn|watch)
369 _procd_add_array_data "$@"
372 json_add_string "" "$@"
378 _procd_close_instance() {
381 if json_select respawn ; then
382 json_get_values respawn_vals
383 if [ -z "$respawn_vals" ]; then
384 local respawn_threshold=$(uci_get system.@service[0].respawn_threshold)
385 local respawn_timeout=$(uci_get system.@service[0].respawn_timeout)
386 local respawn_retry=$(uci_get system.@service[0].respawn_retry)
387 _procd_add_array_data ${respawn_threshold:-3600} ${respawn_timeout:-5} ${respawn_retry:-5}
395 _procd_add_instance() {
397 _procd_set_param command "$@"
398 _procd_close_instance
406 [ -n "$service" ] && json_add_string name "$service"
407 [ -n "$instance" ] && json_add_string instance "$instance"
408 _procd_ubus_call delete
411 _procd_send_signal() {
417 [A-Z]*) signal="$(kill -l "$signal" 2>/dev/null)" || return 1;;
421 json_add_string name "$service"
422 [ -n "$instance" -a "$instance" != "*" ] && json_add_string instance "$instance"
423 [ -n "$signal" ] && json_add_int signal "$signal"
424 _procd_ubus_call signal
429 json_set_namespace procd __procd_old_cb
435 json_set_namespace $__procd_old_cb
438 _procd_set_config_changed() {
442 json_add_string type config.change
444 json_add_string package "$package"
447 ubus call service event "$(json_dump)"
450 procd_add_mdns_service() {
451 local service proto port
455 json_add_object "${service}_$port"
456 json_add_string "service" "_$service._$proto.local"
457 json_add_int port "$port"
460 for txt in "$@"; do json_add_string "" "$txt"; done
468 json_add_object "mdns"
469 procd_add_mdns_service "$@"
474 uci_validate_section()
482 _result=`/sbin/validate_data "$_package" "$_type" "$_name" "$@" 2> /dev/null`
485 [ "$_error" = "0" ] || `/sbin/validate_data "$_package" "$_type" "$_name" "$@" 1> /dev/null`
489 uci_load_validate() {
496 shift; shift; shift; shift
497 for _option in "$@"; do
498 eval "local ${_option%%:*}"
500 uci_validate_section "$_package" "$_type" "$_name" "$@"
502 [ -n "$_function" ] || return $_result
503 eval "$_function \"\$_name\" \"\$_result\""
508 procd_close_service \
510 procd_add_raw_trigger \
511 procd_add_config_trigger \
512 procd_add_interface_trigger \
513 procd_add_reload_trigger \
514 procd_add_reload_interface_trigger \
516 procd_close_trigger \
517 procd_open_instance \
518 procd_close_instance \
519 procd_open_validate \
520 procd_close_validate \
522 procd_add_jail_mount \
523 procd_add_jail_mount_rw \
526 procd_add_validation \
527 procd_set_config_changed \