Receive motion events from Xiongmai/Netsurv web camera and pass to Zoneminders trigger port eliminating need for image analysis on ZM Server

cam_alarmserver_zm_bridge.sh

#!/bin/bash
# Function to translate camera serial into zoneminder monitor id
function serialToID() {
        MONITORID=0
        if [ "$1" == '"383c49531157b1b1"' ]; then
                MONITORID=9
        fi
        echo $MONITORID
}
# Netcat persistent listen
ncat -lk 15002 | \
        while read -r LN; do
                # Lines of json often arrive with/without braces add a bunch
                LN="{{{$LN}}}}}"
                # Then remove all non printable chars and trim muliple braces to one
                LN="$(echo $LN | tr -cd '[:print:]' | tr -s "{" | tr -s "}")"
                STATUS=$(echo "$LN" | jq ".Status")
                EVENT=$(echo "$LN" | jq ".Event")
                SERIAL=$(echo "$LN" | jq ".SerialID")
                MONITORID="$(serialToID "$SERIAL")"
                if [ "$EVENT" == '"MotionDetect"' ]; then
                        if [ "$STATUS" == '"Start"' ]; then
                                SENDT="$MONITORID|on+180|$MONITORID|Motion|Motion"
                        else
                                SENDT="$MONITORID|off|$MONITORID|Motion|Motion"
                        fi
                        echo "$(date) $STATUS $EVENT - Sending $SENDT to ZM"
                        echo $SENDT | telnet 127.0.0.1 6802 &>/dev/null &
                fi
        done