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s3-custom-buckets.tf
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s3-custom-buckets.tf
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resource "aws_s3_bucket" "custom" {
for_each = local.custom_s3_buckets
bucket = each.key
force_destroy = false
}
resource "aws_s3_bucket_policy" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
policy = templatefile(
"${path.module}/policies/s3-bucket-policy.json.tpl",
{
statement = <<EOT
[
${templatefile("${path.root}/policies/s3-bucket-policy-statements/enforce-tls.json.tpl",
{
bucket_arn = aws_s3_bucket.custom[each.key].arn
}
)}${contains([for k, v in local.custom_s3_buckets : (v["cloudfront_dedicated_distribution"] == true || v["cloudfront_infrastructure_ecs_cluster_service"] != null) ? true : false], true) && local.infrastructure_kms_encryption ? "," : ""}
${templatefile("${path.root}/policies/s3-bucket-policy-statements/cloudfront-distribution-allow.json.tpl",
{
bucket_arn = aws_s3_bucket.custom[each.key].arn,
cloudfront_distribution_arns = jsonencode(distinct(concat(
[for k, v in local.custom_s3_buckets : aws_cloudfront_distribution.custom_s3_buckets[k].arn if v["cloudfront_dedicated_distribution"] == true],
[for k, v in local.custom_s3_buckets : aws_cloudfront_distribution.infrastructure_ecs_cluster_service_cloudfront[v["cloudfront_infrastructure_ecs_cluster_service"]].arn if v["cloudfront_infrastructure_ecs_cluster_service"] != null]
)))
}
)}${each.value["custom_bucket_policy_statements"] != null ? ",${each.value["custom_bucket_policy_statements"]}" : ""}
]
EOT
}
)
}
resource "aws_s3_bucket_ownership_controls" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
rule {
object_ownership = "BucketOwnerPreferred"
}
}
resource "aws_s3_bucket_public_access_block" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
block_public_acls = true
block_public_policy = true
ignore_public_acls = true
restrict_public_buckets = true
}
resource "aws_s3_bucket_versioning" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
versioning_configuration {
status = "Enabled"
}
}
resource "aws_s3_bucket_logging" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
target_bucket = aws_s3_bucket.infrastructure_logs[0].id
target_prefix = "s3/custom-buckets/${each.key}"
}
resource "aws_s3_bucket_server_side_encryption_configuration" "custom" {
for_each = local.custom_s3_buckets
bucket = aws_s3_bucket.custom[each.key].id
dynamic "rule" {
for_each = local.infrastructure_kms_encryption || each.value["create_dedicated_kms_key"] == true ? [1] : []
content {
apply_server_side_encryption_by_default {
kms_master_key_id = each.value["create_dedicated_kms_key"] == true ? aws_kms_key.custom_s3_buckets[each.key].arn : aws_kms_key.infrastructure[0].arn
sse_algorithm = "aws:kms"
}
}
}
dynamic "rule" {
for_each = local.infrastructure_kms_encryption || each.value["create_dedicated_kms_key"] == true ? [] : [1]
content {
apply_server_side_encryption_by_default {
sse_algorithm = "AES256"
}
}
}
}
resource "aws_s3_bucket_lifecycle_configuration" "custom" {
for_each = {
for k, v in local.custom_s3_buckets : k => v if v["transition_to_ia_days"] != null || v["transition_to_glacier_days"] != null
}
bucket = aws_s3_bucket.custom[each.key].id
# At least 1 (non-dynamic) rule is required
rule {
id = "required-by-terraform-unused-disabled"
transition {
days = 30
storage_class = "STANDARD_IA"
}
status = "Disabled"
}
dynamic "rule" {
for_each = each.value["transition_to_ia_days"] != null ? [1] : []
content {
id = "transition-to-ia"
transition {
days = each.value["transition_to_ia_days"]
storage_class = "STANDARD_IA"
}
status = "Enabled"
}
}
dynamic "rule" {
for_each = each.value["transition_to_glacier_days"] != null ? [1] : []
content {
id = "transition-to-glacier"
transition {
days = each.value["transition_to_glacier_days"]
storage_class = "GLACIER"
}
status = "Enabled"
}
}
}