post.sh.tmpl

#!/usr/bin/env bash

# Expected variables:
# .environment.website, such as 'dev.mysite.com'

DISTRIBUTION_ID=$( aws_cf_distribution "{{ .environment.website }}" )

echo "Invalidating cache, distribution: $DISTRIBUTION_ID, website: {{ .environment.website }}"
CREATE_INVALIDATION_OUTPUT=$( aws cloudfront create-invalidation --distribution-id $DISTRIBUTION_ID --paths '/*' )
echo "$CREATE_INVALIDATION_OUTPUT"

INVALIDATION_ID=$( echo "$CREATE_INVALIDATION_OUTPUT" | jq -r '.Invalidation.Id' )
echo "Waiting for completion, invalidation: $INVALIDATION_ID, distribution: $DISTRIBUTION_ID"
aws cloudfront wait invalidation-completed --id $INVALIDATION_ID --distribution-id $DISTRIBUTION_ID