deploy

#!/bin/bash -e

if [ -z "$1" ]; then
  echo "Usage:"
  echo "  deploy my.bucket.name"
  echo "The bucket will be used to store the Lambda code when deploying."
  echo "It will be created if needed"
  exit 1
else
  s3Bucket=$1
fi

output_template_file=$(mktemp)
stackName="AWSPics"

for function in login resize site-builder; do
  (
    cd $function
    docker build -t "cloudformation-lambda-$function" .
    docker run "cloudformation-lambda-$function" > ../dist/lambda-$function.zip
  )
done

# create the target S3 bucket if needed
if ! aws s3 ls "s3://${s3Bucket}" > /dev/null
then
  aws s3 mb "s3://${s3Bucket}"
fi

# create and upload the CloudFormation package
aws cloudformation package \
    --template-file app.yml \
    --output-template-file "${output_template_file}" \
    --s3-bucket "${s3Bucket}"

# deploy it
aws cloudformation deploy \
    --template-file "${output_template_file}" \
    --stack-name ${stackName} \
    --capabilities CAPABILITY_IAM \
    --parameter-overrides file://dist/config.json || true

# Invoke SiteBuilder function
funcName="$(aws cloudformation describe-stack-resource --stack-name ${stackName} --logical-resource-id SiteBuilderFunction | sed -n 's/.*"PhysicalResourceId": "\(.*\)",/\1/p')"
aws lambda invoke --function-name ${funcName} "$(mktemp)"