S3 multipart upload for large videos, EISDIR fix

backend/src/services/rustfs.ts

@@ -2,6 +2,10 @@ import {
     S3Client,
     PutObjectCommand,
     DeleteObjectCommand,
+    CreateMultipartUploadCommand,
+    UploadPartCommand,
+    CompleteMultipartUploadCommand,
+    AbortMultipartUploadCommand,
 } from "@aws-sdk/client-s3";
 import { getSignedUrl } from "@aws-sdk/s3-request-presigner";
 
@@ -80,3 +84,69 @@ export async function getPresignedUploadUrl(
     });
     return getSignedUrl(s3, command, { expiresIn: expiresInSeconds });
 }
+
+export async function createMultipartUpload(
+    key: string,
+    contentType: string,
+): Promise<{ uploadId: string }> {
+    const s3 = getRustFsClient();
+    const result = await s3.send(
+        new CreateMultipartUploadCommand({
+            Bucket: RUSTFS_BUCKET,
+            Key: key,
+            ContentType: contentType,
+        }),
+    );
+    if (!result.UploadId) {
+        throw new Error("Failed to initiate multipart upload");
+    }
+    return { uploadId: result.UploadId };
+}
+
+export async function getPresignedUploadPartUrl(
+    key: string,
+    uploadId: string,
+    partNumber: number,
+    expiresInSeconds = 3600,
+): Promise<string> {
+    const s3 = getRustFsClient();
+    const command = new UploadPartCommand({
+        Bucket: RUSTFS_BUCKET,
+        Key: key,
+        UploadId: uploadId,
+        PartNumber: partNumber,
+    });
+    return getSignedUrl(s3, command, { expiresIn: expiresInSeconds });
+}
+
+export async function completeMultipartUpload(
+    key: string,
+    uploadId: string,
+    parts: { PartNumber: number; ETag: string }[],
+): Promise<void> {
+    const s3 = getRustFsClient();
+    await s3.send(
+        new CompleteMultipartUploadCommand({
+            Bucket: RUSTFS_BUCKET,
+            Key: key,
+            UploadId: uploadId,
+            MultipartUpload: {
+                Parts: parts.sort((a, b) => a.PartNumber - b.PartNumber),
+            },
+        }),
+    );
+}
+
+export async function abortMultipartUpload(
+    key: string,
+    uploadId: string,
+): Promise<void> {
+    const s3 = getRustFsClient();
+    await s3.send(
+        new AbortMultipartUploadCommand({
+            Bucket: RUSTFS_BUCKET,
+            Key: key,
+            UploadId: uploadId,
+        }),
+    );
+}