Deploys a directory to s3 bucket

deploy-cloudfront-page.sh

#!/usr/bin/env bash

usage() {
cat << EOF
NAME
        deploy-cloudfront-page

SYNOPSIS
        deploy-cloudfront-page </path/directory/dist> <s3-bucket-name> [cf-distribution-id]

DESCRIPTION
        Deploys a directory to s3 bucket. The path to deploy and s3 bucket are mandatory
        
        cloudfront distribution id is optional, if it's present an cloud-front invalidation
        attempt will be make
    
EOF
}

check_aws_installation() {
    command -v aws >/dev/null 2>&1 || {
        echo >&2 "Amazon AWS cli tools are required to be installed.  Aborting.";
        exit 1;
    }
}

deploy() {
    local local_directory="$(echo ${1} |sed 's:/*$::' )/" # ensure always have a end trailing slash
    local s3_bucket=${2}

    aws s3 sync --acl public-read ${local_directory}  s3://${s3_bucket}
}

invalidate() {
    local cf_distribution=${1}
    
    aws cloudfront create-invalidation --distribution-id ${cf_distribution} --paths '/*'
}


if [[ -z ${1} ]]; then
    echo "path to deploy is mandatory"
    usage
    exit 1
fi

if [[ -z ${2} ]]; then
    echo "bucket-name is mandatory"
    usage
    exit 1
fi

check_aws_installation
deploy "$@"

if [[ -n "${3}" ]]; then
    invalidate ${3}    
fi