__main__.py

import json
import mimetypes
import os

from pulumi import FileAsset, Output, export, ResourceOptions
from pulumi_aws import s3

web_bucket = s3.BucketV2("s3-website-bucket")

web_site = s3.BucketWebsiteConfigurationV2(
    "s3-website", bucket=web_bucket.bucket, index_document={"suffix": "index.html"}
)

public_access_block = s3.BucketPublicAccessBlock(
    "public-access-block", bucket=web_bucket.id, block_public_acls=False
)

content_dir = "www"
for file in os.listdir(content_dir):
    filepath = os.path.join(content_dir, file)
    mime_type, _ = mimetypes.guess_type(filepath)
    obj = s3.BucketObject(
        file, bucket=web_bucket.id, source=FileAsset(filepath), content_type=mime_type
    )


def public_read_policy_for_bucket(bucket_name):
    return Output.json_dumps(
        {
            "Version": "2012-10-17",
            "Statement": [
                {
                    "Effect": "Allow",
                    "Principal": "*",
                    "Action": ["s3:GetObject"],
                    "Resource": [
                        Output.format("arn:aws:s3:::{0}/*", bucket_name),
                    ],
                }
            ],
        }
    )


bucket_name = web_bucket.id
bucket_policy = s3.BucketPolicy(
    "bucket-policy",
    bucket=bucket_name,
    policy=public_read_policy_for_bucket(bucket_name),
    opts=ResourceOptions(depends_on=[public_access_block]),
)

# Export the name of the bucket
export("bucket_name", web_bucket.id)
export("website_url", web_site.website_endpoint)