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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 | 1x 1x 1x 1x 1x 1x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 8x 13x 13x 13x 13x 8x 8x 8x 8x 13x 8x 8x 8x 8x 13x 13x 13x 13x 13x 13x 13x 13x 13x 5x 5x 5x 13x 32x 32x 32x 87x 87x 32x 18x 18x 18x 18x 18x 18x 32x 13x 13x 13x 1x 1x 1x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 12x 13x 12x 13x 12x 12x 13x 12x 13x 8x 7x | import { stat } from 'node:fs/promises'
import { basename } from 'node:path'
import type { Readable } from 'node:stream'
import debug from 'debug'
import pMap from 'p-map'
import { type OnSuccessPayload, Upload, type UploadOptions } from 'tus-js-client'
import type { AssemblyStatus } from './alphalib/types/assemblyStatus.ts'
import type { UploadProgress } from './Transloadit.ts'
const log = debug('transloadit')
export interface Stream {
path?: string
stream: Readable
}
interface SendTusRequestOptions {
streamsMap: Record<string, Stream>
assembly: AssemblyStatus
requestedChunkSize: number
uploadConcurrency: number
onProgress: (options: UploadProgress) => void
}
export async function sendTusRequest({
streamsMap,
assembly,
requestedChunkSize,
uploadConcurrency,
onProgress,
}: SendTusRequestOptions) {
const streamLabels = Object.keys(streamsMap)
let totalBytes = 0
let lastEmittedProgress = 0
const sizes: Record<string, number> = {}
const haveUnknownLengthStreams = streamLabels.some((label) => !streamsMap[label]?.path)
// Initialize size data
await pMap(
streamLabels,
async (label) => {
const streamInfo = streamsMap[label]
if (!streamInfo) {
throw new Error(`Stream info not found for label: ${label}`)
}
const { path } = streamInfo
if (path) {
const { size } = await stat(path)
sizes[label] = size
totalBytes += size
}
},
{ concurrency: 5 },
)
const uploadProgresses: Record<string, number> = {}
async function uploadSingleStream(label: string) {
uploadProgresses[label] = 0
const streamInfo = streamsMap[label]
if (!streamInfo) {
throw new Error(`Stream info not found for label: ${label}`)
}
const { stream, path } = streamInfo
const size = sizes[label]
let chunkSize = requestedChunkSize
let uploadLengthDeferred: boolean
const isStreamLengthKnown = !!path
if (!isStreamLengthKnown) {
// tus-js-client requires these options to be set for unknown size streams
// https://github.com/tus/tus-js-client/blob/master/docs/api.md#uploadlengthdeferred
uploadLengthDeferred = true
if (chunkSize === Number.POSITIVE_INFINITY) chunkSize = 50e6
}
const onTusProgress = (bytesUploaded: number): void => {
uploadProgresses[label] = bytesUploaded
// get all uploaded bytes for all files
let uploadedBytes = 0
for (const l of streamLabels) {
uploadedBytes += uploadProgresses[l] ?? 0
}
// don't send redundant progress
if (lastEmittedProgress < uploadedBytes) {
lastEmittedProgress = uploadedBytes
// If we have any unknown length streams, we cannot trust totalBytes
// totalBytes should then be undefined to mimic behavior of form uploads.
onProgress({
uploadedBytes,
totalBytes: haveUnknownLengthStreams ? undefined : totalBytes,
})
}
}
const filename = path ? basename(path) : label
await new Promise<OnSuccessPayload>((resolve, reject) => {
if (!assembly.assembly_ssl_url) {
reject(new Error('assembly_ssl_url is not present in the assembly status'))
return
}
const tusOptions: UploadOptions = {
endpoint: assembly.tus_url,
metadata: {
assembly_url: assembly.assembly_ssl_url,
fieldname: label,
filename,
},
onError: reject,
onProgress: onTusProgress,
onSuccess: resolve,
}
// tus-js-client doesn't like undefined/null
if (size != null) tusOptions.uploadSize = size
if (chunkSize) tusOptions.chunkSize = chunkSize
if (uploadLengthDeferred) tusOptions.uploadLengthDeferred = uploadLengthDeferred
const tusUpload = new Upload(stream, tusOptions)
tusUpload.start()
})
log(label, 'upload done')
}
await pMap(streamLabels, uploadSingleStream, { concurrency: uploadConcurrency })
}
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