resource "aws_s3_bucket" "backups" {
  bucket = local.backup_bucket_name

  lifecycle {
    prevent_destroy = true
  }
}

resource "aws_s3_bucket_versioning" "backups" {
  bucket = aws_s3_bucket.backups.id

  versioning_configuration {
    status = "Enabled"
  }
}

resource "aws_s3_bucket_server_side_encryption_configuration" "backups" {
  bucket = aws_s3_bucket.backups.id

  rule {
    apply_server_side_encryption_by_default {
      sse_algorithm = "AES256"
    }
  }
}

resource "aws_s3_bucket_public_access_block" "backups" {
  bucket = aws_s3_bucket.backups.id

  block_public_acls       = true
  block_public_policy     = true
  ignore_public_acls      = true
  restrict_public_buckets = true
}

resource "aws_s3_bucket_ownership_controls" "backups" {
  bucket = aws_s3_bucket.backups.id

  rule {
    object_ownership = "BucketOwnerEnforced"
  }
}

resource "aws_s3_bucket_lifecycle_configuration" "backups" {
  bucket = aws_s3_bucket.backups.id

  rule {
    id     = "archive-to-glacier"
    status = "Enabled"

    filter {}

    transition {
      days          = 30
      storage_class = "GLACIER"
    }
  }

  rule {
    id     = "cleanup-noncurrent-versions"
    status = "Enabled"

    filter {}

    noncurrent_version_expiration {
      noncurrent_days = 90
    }
  }

  depends_on = [aws_s3_bucket_versioning.backups]
}

resource "aws_s3_bucket" "replica" {
  provider = aws.replica
  bucket   = local.replica_bucket_name

  object_lock_enabled = true

  lifecycle {
    prevent_destroy = true
  }
}

resource "aws_s3_bucket_versioning" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  versioning_configuration {
    status = "Enabled"
  }
}

resource "aws_s3_bucket_object_lock_configuration" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  rule {
    default_retention {
      mode = "GOVERNANCE"
      days = 90
    }
  }
}

resource "aws_s3_bucket_server_side_encryption_configuration" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  rule {
    apply_server_side_encryption_by_default {
      sse_algorithm = "AES256"
    }
  }
}

resource "aws_s3_bucket_public_access_block" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  block_public_acls       = true
  block_public_policy     = true
  ignore_public_acls      = true
  restrict_public_buckets = true
}

resource "aws_s3_bucket_ownership_controls" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  rule {
    object_ownership = "BucketOwnerEnforced"
  }
}

resource "aws_s3_bucket_lifecycle_configuration" "replica" {
  provider = aws.replica
  bucket   = aws_s3_bucket.replica.id

  rule {
    id     = "archive-to-glacier"
    status = "Enabled"

    filter {}

    transition {
      days          = 30
      storage_class = "GLACIER"
    }
  }

  rule {
    id     = "cleanup-noncurrent-versions"
    status = "Enabled"

    filter {}

    noncurrent_version_expiration {
      noncurrent_days = 90
    }
  }

  depends_on = [aws_s3_bucket_versioning.replica]
}

resource "aws_s3_bucket_replication_configuration" "backups" {
  bucket = aws_s3_bucket.backups.id
  role   = aws_iam_role.replication.arn

  rule {
    id       = "replicate-to-west"
    status   = "Enabled"
    priority = 1

    filter {}

    delete_marker_replication {
      status = "Disabled"
    }

    destination {
      bucket        = aws_s3_bucket.replica.arn
      storage_class = "STANDARD"
    }
  }

  depends_on = [
    aws_s3_bucket_versioning.backups,
    aws_s3_bucket_versioning.replica,
  ]
}

resource "aws_s3_bucket" "artifacts" {
  bucket = local.artifacts_bucket_name
}

resource "aws_s3_bucket_versioning" "artifacts" {
  bucket = aws_s3_bucket.artifacts.id

  versioning_configuration {
    status = "Enabled"
  }
}

resource "aws_s3_bucket_server_side_encryption_configuration" "artifacts" {
  bucket = aws_s3_bucket.artifacts.id

  rule {
    apply_server_side_encryption_by_default {
      sse_algorithm = "AES256"
    }
  }
}

resource "aws_s3_bucket_public_access_block" "artifacts" {
  bucket = aws_s3_bucket.artifacts.id

  block_public_acls       = true
  block_public_policy     = true
  ignore_public_acls      = true
  restrict_public_buckets = true
}

resource "aws_s3_bucket_ownership_controls" "artifacts" {
  bucket = aws_s3_bucket.artifacts.id

  rule {
    object_ownership = "BucketOwnerEnforced"
  }
}

resource "aws_s3_bucket_lifecycle_configuration" "artifacts" {
  bucket = aws_s3_bucket.artifacts.id

  rule {
    id     = "expire-noncurrent-packages"
    status = "Enabled"

    filter {}

    noncurrent_version_expiration {
      noncurrent_days = 30
    }
  }

  depends_on = [aws_s3_bucket_versioning.artifacts]
}