br2684ctl: convert init script to procd, add hotplug/reload support

Signed-off-by: Felix Fietkau <nbd@openwrt.org>

SVN-Revision: 47765

package/network/utils/linux-atm/Makefile

@@ -178,8 +178,9 @@ define Package/atm-diagnostics/install
 endef
 
 define Package/br2684ctl/install
-	$(INSTALL_DIR) $(1)/etc/init.d/
+	$(INSTALL_DIR) $(1)/etc/init.d $(1)/etc/hotplug.d/atm
 	$(INSTALL_BIN) ./files/br2684ctl $(1)/etc/init.d/
+	$(INSTALL_DATA) ./files/atm.hotplug $(1)/etc/hotplug.d/atm/00-trigger
 	$(INSTALL_DIR) $(1)/usr/sbin
 	$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/sbin/br2684ctl $(1)/usr/sbin/
 endef

package/network/utils/linux-atm/files/atm.hotplug

@@ -0,0 +1 @@
+ubus call service event '{ "type": "hotplug.atm", "data": { "name": "'"$DEVICENAME"'" } }'

package/network/utils/linux-atm/files/br2684ctl

@@ -1,13 +1,9 @@
 #!/bin/sh /etc/rc.common
 
 START=50
-
-SERVICE_DAEMONIZE=1
-SERVICE_WRITE_PID=1
+USE_PROCD=1
 
 start_daemon() {
-	. /lib/functions/network.sh
-
 	local cfg="$1"
 
 	local atmdev
@@ -44,46 +40,47 @@ start_daemon() {
 	local sendsize
 	config_get sendsize "$cfg" sendsize
 
+	found=
+	for device in /sys/class/atm/*; do
+		[ -d "$device" ] || break
+		[ "$(cat $device/atmindex)" = "$atmdev" ] || continue
+		found=1
+		break
+	done
+
+	[ -n "$found" ] || return
+
 	local circuit="$atmdev.$vpi.$vci"
 
-	network_defer_device "nas$unit"
-
-	SERVICE_PID_FILE="/var/run/br2684ctl-$circuit.pid" \
-	service_start /usr/sbin/br2684ctl \
+	procd_open_instance
+	procd_set_param command \
+		/usr/sbin/br2684ctl \
 		-c "$unit" -e "$encaps" -p "$payload" \
 		-a "$circuit" ${qos:+-q "$qos"} ${sendsize:+-s "$sendsize"}
+	procd_close_instance
+}
+
+service_running() {
+	. /lib/functions/network.sh
+
 	sleep 1
-
-	network_ready_device "nas$unit"
+	for path in /sys/class/net/nas*; do
+		dev="${path##*/}"
+		network_ready_device "$dev"
+	done
 }
 
-stop_daemon() {
-	local cfg="$1"
+service_triggers() {
+	local script=$(readlink "$initscript")
+	local name=$(basename ${script:-$initscript})
 
-	local atmdev
-	config_get atmdev "$cfg" atmdev 0
-
-	local unit
-	config_get unit "$cfg" unit 0
-
-	local vpi
-	config_get vpi "$cfg" vpi 8
-
-	local vci
-	config_get vci "$cfg" vci 35
-
-	local circuit="$atmdev.$vpi.$vci"
-	
-	SERVICE_PID_FILE="/var/run/br2684ctl-$circuit.pid" \
-	service_stop /usr/sbin/br2684ctl
+	procd_open_trigger
+	procd_add_raw_trigger hotplug.atm 2000 /etc/init.d/$name reload
+	procd_add_config_trigger "config.change" "$file" /etc/init.d/$name reload
+	procd_close_trigger
 }
 
-start() {
+start_service() {
 	config_load network
 	config_foreach start_daemon atm-bridge
 }
-
-stop() {
-	config_load network
-	config_foreach stop_daemon atm-bridge
-}