procd: procd_send_signal use signal names

[openwrt/staging/wigyori.git] / package / system / procd / files / procd.sh

diff --git a/package/system/procd/files/procd.sh b/package/system/procd/files/procd.sh
index 00d754d16ff0321ab46519a5f566fd966f69b508..b4b6faa6627af447108bb6542d7c63af65e818a2 100644 (file)
--- a/package/system/procd/files/procd.sh
+++ b/package/system/procd/files/procd.sh
@@ -38,6 +38,20 @@
 PROCD_RELOAD_DELAY=1000
 _PROCD_SERVICE=
 
+procd_lock() {
+       local basescript=$(readlink "$initscript")
+       local service_name="$(basename ${basescript:-$initscript})"
+
+       flock -n 1000 &> /dev/null
+       if [ "$?" != "0" ]; then
+               exec 1000>/var/lock/procd_${service_name}.lock
+               flock 1000
+               if [ "$?" != "0" ]; then
+                       logger "warning: procd flock for $service_name failed"
+               fi
+       fi
+}
+
 _procd_call() {
        local old_cb
 
@@ -47,6 +61,7 @@ _procd_call() {
 }
 
 _procd_wrapper() {
+       procd_lock
        while [ -n "$1" ]; do
                eval "$1() { _procd_call _$1 \"\$@\"; }"
                shift
@@ -79,6 +94,9 @@ _procd_close_service() {
        _procd_open_trigger
        service_triggers
        _procd_close_trigger
+       _procd_open_data
+       service_data
+       _procd_close_data
        _procd_ubus_call ${1:-set}
 }
 
@@ -134,6 +152,18 @@ _procd_close_trigger() {
        json_close_array
 }
 
+_procd_open_data() {
+       let '_procd_data_open = _procd_data_open + 1'
+       [ "$_procd_data_open" -gt 1 ] && return
+       json_add_object "data"
+}
+
+_procd_close_data() {
+       let '_procd_data_open = _procd_data_open - 1'
+       [ "$_procd_data_open" -lt 1 ] || return
+       json_close_object
+}
+
 _procd_open_validate() {
        json_select ..
        json_add_array "validate"
@@ -383,6 +413,10 @@ _procd_send_signal() {
        local instance="$2"
        local signal="$3"
 
+       case "$signal" in
+               [A-Z]*) signal="$(kill -l "$signal" 2>/dev/null)" || return 1;;
+       esac
+
        json_init
        json_add_string name "$service"
        [ -n "$instance" -a "$instance" != "*" ] && json_add_string instance "$instance"
@@ -423,7 +457,7 @@ procd_add_mdns_service() {
        json_add_int port "$port"
        [ -n "$1" ] && {
                json_add_array txt
-               for txt in $@; do json_add_string "" $txt; done
+               for txt in "$@"; do json_add_string "" "$txt"; done
                json_select ..
        }
        json_select ..
@@ -432,7 +466,7 @@ procd_add_mdns_service() {
 procd_add_mdns() {
        procd_open_data
        json_add_object "mdns"
-       procd_add_mdns_service $@
+       procd_add_mdns_service "$@"
        json_close_object
        procd_close_data
 }