aws-git-backed-static-website/build-upload-aws-lambda-function at master · JayCeeJr/aws-git-backed-static-website · GitHub

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#!/bin/bash -ex
#
# Build AWS Lambda function ZIP file and upload to S3
#
# Usage: ./build-upload-aws-lambda-function S3BUCKET S3KEY
#
# ./build-upload-aws-lambda-function run.alestic.com lambda/aws-lambda-git-backed-static-website.zip
#

s3bucket=${1:?Specify target S3 bucket name}
s3key=${2:?Specify target S3 key}
target=s3://$s3bucket/$s3key

tmpdir=$(mktemp -d /tmp/lambda-XXXXXX)
zipfile=$tmpdir/lambda.zip
virtualenv=$tmpdir/virtual-env
(
  virtualenv $virtualenv
  source $virtualenv/bin/activate
  pip install awscli boto3
)

# "aws" command (fixing shabang line)
rsync -va $virtualenv/bin/aws $tmpdir/aws
perl -pi -e '$_ ="#!/usr/bin/python\n" if $. == 1' $tmpdir/aws
(cd $tmpdir; zip -r9 $zipfile aws)

# aws-cli package requirements
(cd $virtualenv/lib/python2.7/site-packages && zip -r9 $zipfile *)

# AWS Lambda function (with the right name)
rsync -va aws-git-backed-static-website-lambda.py $tmpdir/index.py
(cd $tmpdir; zip -r9 $zipfile index.py)

# Upload to S3
aws s3 cp --acl=public-read $zipfile $target

# Clean up
rm -rf $tmpdir