platform/workers/datalake/src/hash.ts
Alexander Onnikov 8ba52a99eb
tool: copy files from R2 to datalake (#7262)
Signed-off-by: Alexander Onnikov <Alexander.Onnikov@xored.com>
2024-12-05 14:54:07 +07:00

26 lines
936 B
TypeScript

//
// Copyright © 2024 Hardcore Engineering Inc.
//
// Licensed under the Eclipse Public License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License. You may
// obtain a copy of the License at https://www.eclipse.org/legal/epl-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//
// See the License for the specific language governing permissions and
// limitations under the License.
//
import { toUUID } from './encodings'
import { type UUID } from './types'
export async function getSha256 (stream: ReadableStream): Promise<UUID> {
const digestStream = new crypto.DigestStream('SHA-256')
await stream.pipeTo(digestStream)
const digest = await digestStream.digest
return toUUID(new Uint8Array(digest))
}