#!/bin/bash
CLOUDFRONT_DISTRIBUTION_ID=E2C3RNL2F4MRMQ
NEW_ORIGIN="origin2-zaid.s3.us-west-2.amazonaws.com"
ETAG=`aws cloudfront get-distribution --id $CLOUDFRONT_DISTRIBUTION_ID | jq -r .ETag`
aws cloudfront get-distribution --id $CLOUDFRONT_DISTRIBUTION_ID | \
jq --arg NEW_ORIGIN "$NEW_ORIGIN" '.Distribution.DistributionConfig.Origins.Items[0].Id=$NEW_ORIGIN' | \
jq --arg NEW_ORIGIN "$NEW_ORIGIN" '.Distribution.DistributionConfig.Origins.Items[0].DomainName=$NEW_ORIGIN' | \
jq --arg NEW_ORIGIN "$NEW_ORIGIN" '.Distribution.DistributionConfig.DefaultCacheBehavior.TargetOriginId=$NEW_ORIGIN' | \
jq .Distribution.DistributionConfig > config.json
aws cloudfront update-distribution --id $CLOUDFRONT_DISTRIBUTION_ID --distribution-config "file://config.json" --if-match $ETAG > /dev/null
aws cloudfront create-invalidation --distribution-id $CLOUDFRONT_DISTRIBUTION_ID --paths "/*"
rm config.json