Handling SNMP traps from another server

functions

function cfPushRecord() {
    local cfZoneId=$1
    local cfRecordId=$2
    local recName=$3
    local recVal=$4
    t_exec=$(date -u +%s)
    validateStr=$t_exec\ \#$(sha1sum <<< $t_exec|cut -c-8)

    curl -sX "PUT" "https://api.cloudflare.com/client/v4/zones/${cfZoneId}/dns_records/${cfRecordId}" \
        -H "X-Auth-Key: ${cfSecret}" \
        -H "Content-Type: application/json" \
        -H "X-Auth-Email: ${cfLogin}" \
        -d "{\"type\":\"A\",\"name\":\"$recName\",\"content\":\"$recVal\",\"proxied\":false,\"ttl\":120}" \
        -o $TEMP_DIR/result.json
    echo $validateStr
}

handler.sh

#!/bin/bash

SCRIPT_HOME="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"

# Functions that are needed for this script to run, in this case only 1 fun needed
source ${SCRIPT_HOME}/functions
# Secrets, Passwords
source ${SCRIPT_HOME}/.passwd
# Settigns - Zone IDs and Domain record id here
source ${SCRIPT_HOME}/settings

while read opts; do
                #echo "------------------------" $opts
                if [[ "$opts" == "IF-MIB::"* ]];then
                                key="`grep -Po '(?<=::)\w+' <<< ${opts}`"
                                value="$(grep -Po '(?<=\ )\w+' <<< "${opts}")"
                                #echo ">>>>>>>>>>>>>" $key=$value
                                eval $key=$value
                fi
done

if [[ $ifAdminStatus == "up" ]] && [[ $ifOperStatus == "up" ]]; then
        ifName="$(snmpget -Oqs -c $COMMUNITY -v2c $HOST ifName.$ifIndex | awk '{print $2}')"
        ifAddr="$(snmpwalk -Oqs -c $COMMUNITY -v2c $HOST IpAdEntIfIndex|awk -v "ifIndex=$ifIndex" '$2 ~ ifIndex {print $1}'|cut -d. -f2-)"
        # update dns record
        ifRecId=id_${ifName}
        ifRecId=${!ifRecId}
        cfPushRecord ${zoneId} ${ifRecId} ${ifName} ${ifAddr}
fi

settings.example

COMMUNITY="private"
HOST=192.168.88.1
zoneId="abcdef000..."
id_pppoe-out1="abcdef000..."
id_pppoe-out2="abcdef000..."
id_pppoe-out3="abcdef000..."

ZZZ.passwd

cfSecret=
cfLogin=