unifi_led.sh

#!/bin/bash

USERNAME=""
IDENTITY=""
IP=""
STATE=""

usage() { echo "Usage: $0 [-u <ssh username> ] [-k <ssh identity file>] [-i <ip address>] [-s <on|off>]" 1>&2; exit 1; }

while getopts "u:k:i:s:" o; do
        case "${o}" in
                u)
                        USERNAME=${OPTARG}
                        ;;
                k)
                        IDENTITY=${OPTARG}
                        ;;
                i)
                        IP=${OPTARG}
                        ;;
                s)
                        STATE=${OPTARG}
                        ;;
                *)
                        usage
                        ;;
        esac
done

if [ -z "$USERNAME" ]; then usage
fi
if [ -z "$IDENTITY" ]; then usage
fi
if [ -z "$IP" ]; then usage
fi
if [[ "$STATE" != "off" ]] && [[ "$STATE" != "on" ]]; then usage
fi

PARAM=0
ENABLED=false
if [ "$STATE" == "on" ]; then
    PARAM=1
    ENABLED=true
fi

CONFIG_FILE=/var/etc/persistent/cfg/mgmt
GPIO_FILE=/proc/gpio/led_pattern
ssh -i $IDENTITY $USERNAME@$IP "sed -i 's/mgmt.led_enabled=.*/mgmt.led_enabled=$ENABLED/g' $CONFIG_FILE; echo $PARAM > $GPIO_FILE; cat $CONFIG_FILE | grep led_enabled; cat $GPIO_FILE"