🌴 Sync 2026-03-05 23:51:42

mwan3-ledhelper/root/usr/share/mwan3_led_config.sh

@@ -0,0 +1,107 @@
+#!/bin/sh
+
+usage() {
+	echo "Usage: $0 -i <interface1> [interface2 ...] -l <led1> [led2 ...] [-o <led_off1> [led_off2 ...]]"
+	exit 1
+}
+
+# Parse arguments
+parse_args() {
+	while [ $# -gt 0 ]; do
+		case "$1" in
+			-i)
+				shift
+				while [ $# -gt 0 ] && [ "$(echo "$1" | cut -c1)" != "-" ]; do
+					interfaces="$interfaces $1"
+					shift
+				done
+			;;
+			-l)
+				shift
+				while [ $# -gt 0 ] && [ "$(echo "$1" | cut -c1)" != "-" ]; do
+					leds_on="$leds_on $1"
+					shift
+				done
+			;;
+			-o)
+				shift
+				while [ $# -gt 0 ] && [ "$(echo "$1" | cut -c1)" != "-" ]; do
+					leds_off="$leds_off $1"
+					shift
+				done
+			;;
+			*)
+				usage
+			;;
+		esac
+	done
+}
+
+# Validate and adjust parameters
+check_counts() {
+	# Count interfaces and LEDs
+	count_int=$(echo "$interfaces" | awk '{print NF}')
+	count_on=$(echo "$leds_on" | awk '{print NF}')
+
+	if [ "$count_int" -eq 0 ]; then
+		echo "Error: at least one interface must be specified"
+		usage
+	fi
+
+	if [ "$count_on" -eq 0 ]; then
+		echo "Error: at least one LED must be specified with -l"
+		usage
+	fi
+
+	# If more LEDs than interfaces, limit LEDs to match interfaces
+	if [ "$count_on" -gt "$count_int" ]; then
+		leds_on=$(echo "$leds_on" | awk -v n="$count_int" '{for(i=1;i<=n;i++) printf "%s ", $i; print ""}')
+		count_on="$count_int"
+	fi
+
+	# If more off LEDs than interfaces, limit off LEDs to match interfaces
+	if [ -n "$leds_off" ]; then
+		count_off=$(echo "$leds_off" | awk '{print NF}')
+		if [ "$count_off" -gt "$count_int" ]; then
+			leds_off=$(echo "$leds_off" | awk -v n="$count_int" '{for(i=1;i<=n;i++) printf "%s ", $i; print ""}')
+		fi
+	fi
+}
+
+# Generate configuration
+generate_config() {
+	echo "$interfaces" | awk -v leds_on="$leds_on" -v leds_off="$leds_off" '
+	BEGIN {
+		split(leds_on, on_arr, " ")
+		split(leds_off, off_arr, " ")
+	}
+	{
+		for (i = 1; i <= NF; i++) {
+			if (leds_on != "" && i <= length(on_arr) || leds_off != "" && i <= length(off_arr)) {
+				print "config led '\''" $i "'\''"
+				print "	option iface '\''" $i "'\''"
+				if (leds_on != "" && i <= length(on_arr)) {
+					print "	option led_on '\''" on_arr[i] "'\''"
+				}
+				if (leds_off != "" && i <= length(off_arr)) {
+					print "	option led_off '\''" off_arr[i] "'\''"
+				}
+			}
+			print ""
+		}
+	}'
+}
+
+# Main program
+main() {
+	if [ $# -eq 0 ]; then
+		usage
+	fi
+
+	parse_args "$@"
+	check_counts
+	generate_config
+}
+
+main "$@"
+