diff --git a/command_watcher.sh b/command_watcher.sh
new file mode 100755
index 0000000..3700ce9
--- /dev/null
+++ b/command_watcher.sh
@@ -0,0 +1,38 @@
+#!/bin/bash
+
+COMMAND_FILE=/tmp/command
+COMMAND_FILE_TMP=/tmp/command_tmp
+
+lounge_light() {
+	echo "not implemented"
+}
+
+lounge_light_toggle() {
+	./light.sh
+}
+
+cd "$(dirname $0)"
+touch "$COMMAND_FILE"
+chmod 666 "$COMMAND_FILE"
+while inotifywait -qq -e close_write "$COMMAND_FILE"; do
+	mv "$COMMAND_FILE" "$COMMAND_FILE_TMP"
+	sleep .1				# wait for possible further/parallel writes to end
+	while IFS='' read -r line || [[ -n "$line" ]]; do
+		echo "Text read from file: $line"
+		case "$line" in
+			lounge_light_toggle)
+				lounge_light_toggle
+				;;
+			lounge_light*)
+				lounge_light "$COMMAND"
+				;;
+			*)
+				echo "ERROR; available commands:" >&2
+				echo "lounge_light lounge_light_toggle" >&2
+				;;
+		esac
+	done < "$COMMAND_FILE_TMP"
+	rm "$COMMAND_FILE_TMP"
+	touch "$COMMAND_FILE"
+	chmod 666 "$COMMAND_FILE"
+done
diff --git a/run.sh b/run.sh
index 6e89659..3ca46c7 100755
--- a/run.sh
+++ b/run.sh
@@ -1,6 +1,7 @@
 #!/bin/bash
 
 cd "$(dirname $0)"
+
 (
 	while true; do
 		/usr/bin/python3 chch-power.py >/dev/null 2>&1
@@ -8,3 +9,11 @@ cd "$(dirname $0)"
 	done
 ) &
 disown $!
+
+(
+	while true; do
+		./command_watcher.sh >/dev/null 2>&1
+		sleep 1
+	done
+) &
+disown $!
diff --git a/shell.sh b/shell.sh
index 2f9a1d8..b017f67 100755
--- a/shell.sh
+++ b/shell.sh
@@ -5,6 +5,8 @@
 #    cat .ssh/authorized_keys
 #    command="/home/automation/chch-power/shell.sh",no-port-forwarding,no-X11-forwarding,no-agent-forwarding,no-pty ssh-rsa AAAA...
 
+COMMAND_FILE=/tmp/command
+
 status() {
 	STATUS="$(cat /tmp/status)"
 	if [ -z "$STATUS" ]; then
@@ -13,14 +15,32 @@ status() {
 	echo "$STATUS"
 }
 
+lounge_light() {
+	COMMAND="lounge_light $1"
+	echo "$COMMAND" >> $COMMAND_FILE
+	echo "OK $COMMAND"
+}
+
+lounge_light_toggle() {
+	COMMAND="lounge_light_toggle"
+        echo "$COMMAND" >> $COMMAND_FILE
+        echo "OK $COMMAND"
+}
+
 read COMMAND
 case "$COMMAND" in
 	status)
 		status
 		;;
+	lounge_light_toggle)
+		lounge_light_toggle
+		;;
+	lounge_light*)
+		lounge_light "$(echo $COMMAND | cut -d" " -f2 | grep -oe "[a-z]\?[0-9a-fA-F]*" | head -n1)"
+		;;
 	*)
 		echo "ERROR; available commands:" >&2
-		echo "status" >&2
+		echo "status lounge_light lounge_light_toggle" >&2
 		exit 1
 		;;
 esac