Bash script to check whether the certificate you've got locally is already in AWS Certificate Manager or not (based on md5sum and tags)

check_acm_cert_duplicates.sh

#!/bin/bash

CURRENT_CERT_MD5SUM=af375610c480018271caa1b624c838b3

for acmCertificate in $(aws acm list-certificates | jq -r .CertificateSummaryList[].CertificateArn)
do
        echo "Cert ARN is $acmCertificate"
        ACM_CERT_MD5SUM=$(aws acm list-tags-for-certificate --certificate-arn $acmCertificate | jq -r '.Tags[] | select(.Key | contains("Md5SumCert")) | .Value')
        if [[ "$CURRENT_CERT_MD5SUM" == "$ACM_CERT_MD5SUM" ]]
        then
                echo "Certificate with ARN $acmCertificate already exists with this certificate data"
        fi
done