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krishnan-mani/put_item_with_ttl.sh

Created January 29, 2018 02:14
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Put an item in DynamoDB with a one day TTL
Raw
put_item_with_ttl.sh
#!/usr/bin/env bash
set -euxo pipefail
TABLE_NAME="$1"
REGION="$2"
NOW_IN_MINUTES=$(date +%Y%m%dT%H%M%z)
EPOCH_TIME=$(date +%s)
ONE_DAY_LATER=$(($EPOCH_TIME+86400))
item={\"id\":{\"S\":\"$NOW_IN_MINUTES\"},\"expireAt\":{\"N\":\"$ONE_DAY_LATER\"},\"hostname\":{\"S\":\"$(hostname)\"}}
echo $item > item.json
aws --region $REGION dynamodb put-item --table-name $TABLE_NAME --item file://item.json
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