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web: compare uploaded file size with actual file size after upload

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This commit is contained in:
Abdullah Atta
2024-09-05 09:40:45 +05:00
parent 2576f1dd00
commit efbc566386
2 changed files with 19 additions and 9 deletions
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20
apps/web/src/interfaces/fs.ts
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@@ -256,7 +256,11 @@ async function uploadFile(
: await multiPartUploadFile(fileHandle, filename, requestOptions);
if (uploaded) {
await checkUpload(filename);
await checkUpload(
filename,
requestOptions.chunkSize,
fileHandle.file.size
);
await fileHandle.addAdditionalData("uploaded", true);
}
@@ -448,13 +452,21 @@ async function resetUpload(fileHandle: FileHandle) {
await fileHandle.addAdditionalData("uploaded", false);
}
async function checkUpload(filename: string) {
export async function checkUpload(
filename: string,
chunkSize: number,
expectedSize: number
) {
const size = await getUploadedFileSize(filename);
const totalChunks = Math.ceil(size / chunkSize);
const decryptedLength = size - totalChunks * ABYTES;
const error =
size === 0
? `Upload verification failed: file size is 0. Please upload this file again. (File hash: ${filename})`
? `File size is 0.`
: size === -1
? `Upload verification failed.`
? `File verification check failed.`
: expectedSize !== decryptedLength
? `File size mismatch. Expected ${size} bytes but got ${decryptedLength} bytes.`
: undefined;
if (error) throw new Error(error);
}