travelmate: update 0.3.0

* switch to procd interface trigger
    * no additional active monitor/polling in the background
    * simplified code
* new option "trm_maxwait", how long (in seconds)
    should travelmate wait for wlan interface reload action
    (default: '20')
* documentation update

Signed-off-by: Dirk Brenken <dev@brenken.org>

net/travelmate/files/travelmate.init

@@ -3,23 +3,37 @@
 START=85
 USE_PROCD=1
 
-exec 2>/dev/null
 trm_script="/usr/bin/travelmate.sh"
+trm_iface="$(uci -q get travelmate.global.trm_iface)"
+
+boot()
+{
+    ubus -t 30 wait_for network.interface
+    rc_procd start_service
+}
 
 start_service()
 {
-    ubus -t 30 wait_for network.wireless
-    if [ $(($?)) -eq 0 ]
-    then
-        procd_open_instance
-        procd_set_param command "${trm_script}"
-        procd_close_instance
-    else
-        logger -s "travelmate [procd]:" "no wlan devices found, travelmate startup canceled"
-    fi
+    procd_open_instance "travelmate"
+    procd_set_param env trm_procd="true"
+    procd_set_param command "${trm_script}" "${@}"
+    procd_set_param stdout 1
+    procd_set_param stderr 1
+    procd_close_instance
 }
 
 service_triggers()
 {
-    procd_add_reload_trigger "travelmate"
+    local iface
+
+    procd_add_config_trigger "config.change" "travelmate" /etc/init.d/travelmate start
+    if [ -z "${trm_iface}" ]
+    then
+        procd_add_raw_trigger "interface.*.down" 1000 /etc/init.d/travelmate start
+    else
+        for iface in ${trm_iface}
+        do
+            procd_add_interface_trigger "interface.*.down" "${iface}" /etc/init.d/travelmate start
+        done
+    fi
 }