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leonaugusto16/[BASH] upsert route53 in User Data

Created October 16, 2019 19:50
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[BASH] upsert route53 in User Data
#!/bin/sh
ip_private=$(curl http://169.254.169.254/latest/meta-data/local-ipv4)
dns_name="<YOUR_DNS>"
template='{"Comment": "UPSERT record machines ","Changes": [{"Action": "UPSERT","ResourceRecordSet": {"Name":"%s","Type": "A","TTL": 300,"ResourceRecords": [{"Value": "%s"}]}}]}'
json_string=$(printf "$template" "$dns_name" "$ip_private")
echo $json_string > change-batch.json
aws route53 change-resource-record-sets --hosted-zone-id <ID_ZONE> --change-batch file://change-batch.json
rm -rf change-batch.json
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