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1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 2x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 2x 2x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 2x 2x 2x 2x 2x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 233x 233x 233x 233x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 3x 1x 2x 2x 3x 2x 2x 3x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 1x 237x 237x 237x 237x 1x 33x 33x 33x 33x 33x 22x 22x 22x 22x 33x 33x 1x 199x 199x 199x 199x 1x 236x 236x 2x 2x 236x 230x 230x 236x 230x 230x 236x 230x 230x 236x 236x 1x 227x 227x 227x 227x 1x 229x 229x 229x 229x 229x 229x 229x 229x 229x 229x 229x 229x 229x 198x 198x 229x 229x 230x 230x 32x 32x 32x 230x 230x 230x 230x 230x 230x 230x 230x 230x 230x 230x 230x 230x 230x 220x 230x 10x 10x 8x 8x 8x 8x 7x 7x 7x 2x 2x 2x 2x 2x 2x 1x 8x 1x 1x 1x 1x 8x 7x 7x 7x 7x 7x 10x 2x 2x 10x 230x 229x 1x | import { createHmac, randomUUID } from 'crypto' import got, { RequiredRetryOptions, Headers, OptionsOfJSONResponseBody } from 'got' import FormData from 'form-data' import { constants, createReadStream } from 'fs' import { access } from 'fs/promises' import debug from 'debug' import intoStream from 'into-stream' import isStream from 'is-stream' import * as assert from 'assert' import pMap from 'p-map' import type { Readable } from 'stream' import InconsistentResponseError from './InconsistentResponseError' import PaginationStream from './PaginationStream' import PollingTimeoutError from './PollingTimeoutError' import { TransloaditErrorResponseBody, ApiError } from './ApiError' import { version } from '../package.json' import { sendTusRequest, Stream } from './tus' import { AssemblyStatus } from './alphalib/types/assemblyStatus' import type { BaseResponse, BillResponse, CreateAssemblyParams, CreateTemplateCredentialParams, CreateTemplateParams, EditTemplateParams, ListAssembliesParams, ListedAssembly, ListedTemplate, ListTemplateCredentialsParams, ListTemplatesParams, OptionalAuthParams, PaginationListWithCount, ReplayAssemblyNotificationParams, ReplayAssemblyNotificationResponse, ReplayAssemblyParams, ReplayAssemblyResponse, TemplateCredentialResponse, TemplateCredentialsResponse, TemplateResponse, } from './apiTypes' export type * from './apiTypes' // See https://github.com/sindresorhus/got/tree/v11.8.6?tab=readme-ov-file#errors // Expose relevant errors export { RequestError, ReadError, ParseError, UploadError, HTTPError, MaxRedirectsError, TimeoutError, } from 'got' export { InconsistentResponseError, ApiError } const log = debug('transloadit') const logWarn = debug('transloadit:warn') export interface UploadProgress { uploadedBytes?: number | undefined totalBytes?: number | undefined } export type AssemblyProgress = (assembly: AssemblyStatus) => void export interface CreateAssemblyOptions { params?: CreateAssemblyParams files?: { [name: string]: string } uploads?: { [name: string]: Readable | intoStream.Input } waitForCompletion?: boolean chunkSize?: number uploadConcurrency?: number timeout?: number onUploadProgress?: (uploadProgress: UploadProgress) => void onAssemblyProgress?: AssemblyProgress assemblyId?: string } export interface AwaitAssemblyCompletionOptions { onAssemblyProgress?: AssemblyProgress timeout?: number interval?: number startTimeMs?: number } export interface SmartCDNUrlOptions { /** * Workspace slug */ workspace: string /** * Template slug or template ID */ template: string /** * Input value that is provided as `${fields.input}` in the template */ input: string /** * Additional parameters for the URL query string */ urlParams?: Record<string, boolean | number | string | (boolean | number | string)[]> /** * Expiration timestamp of the signature in milliseconds since UNIX epoch. * Defaults to 1 hour from now. */ expiresAt?: number } export type Fields = Record<string, string | number> // A special promise that lets the user immediately get the assembly ID (synchronously before the request is sent) interface CreateAssemblyPromise extends Promise<AssemblyStatus> { assemblyId: string } // Not sure if this is still a problem with the API, but throw a special error type so the user can retry if needed function checkAssemblyUrls(result: AssemblyStatus) { if (result.assembly_url == null || result.assembly_ssl_url == null) { throw new InconsistentResponseError('Server returned an incomplete assembly response (no URL)') } } function getHrTimeMs(): number { return Number(process.hrtime.bigint() / 1000000n) } function checkResult<T>(result: T | { error: string }): asserts result is T { // In case server returned a successful HTTP status code, but an `error` in the JSON object // This happens sometimes, for example when createAssembly with an invalid file (IMPORT_FILE_ERROR) if ( typeof result === 'object' && result !== null && 'error' in result && typeof result.error === 'string' ) { throw new ApiError({ body: result }) // in this case there is no `cause` because we don't have an HTTPError } } export interface Options { authKey: string authSecret: string endpoint?: string maxRetries?: number timeout?: number gotRetry?: RequiredRetryOptions } export class Transloadit { private _authKey: string private _authSecret: string private _endpoint: string private _maxRetries: number private _defaultTimeout: number private _gotRetry: RequiredRetryOptions | number private _lastUsedAssemblyUrl = '' constructor(opts: Options) { if (opts?.authKey == null) { throw new Error('Please provide an authKey') } if (opts.authSecret == null) { throw new Error('Please provide an authSecret') } if (opts.endpoint && opts.endpoint.endsWith('/')) { throw new Error('Trailing slash in endpoint is not allowed') } this._authKey = opts.authKey this._authSecret = opts.authSecret this._endpoint = opts.endpoint || 'https://api2.transloadit.com' this._maxRetries = opts.maxRetries != null ? opts.maxRetries : 5 this._defaultTimeout = opts.timeout != null ? opts.timeout : 60000 // Passed on to got https://github.com/sindresorhus/got/blob/main/documentation/7-retry.md this._gotRetry = opts.gotRetry != null ? opts.gotRetry : 0 } getLastUsedAssemblyUrl(): string { return this._lastUsedAssemblyUrl } setDefaultTimeout(timeout: number): void { this._defaultTimeout = timeout } /** * Create an Assembly * * @param opts assembly options */ createAssembly(opts: CreateAssemblyOptions = {}): CreateAssemblyPromise { const { params = {}, waitForCompletion = false, chunkSize: requestedChunkSize = Infinity, uploadConcurrency = 10, timeout = 24 * 60 * 60 * 1000, // 1 day onUploadProgress = () => {}, onAssemblyProgress = () => {}, files = {}, uploads = {}, assemblyId, } = opts // Keep track of how long the request took const startTimeMs = getHrTimeMs() // Undocumented feature to allow specifying a custom assembly id from the client // Not recommended for general use due to security. E.g if the user doesn't provide a cryptographically // secure ID, then anyone could access the assembly. let effectiveAssemblyId if (assemblyId != null) { effectiveAssemblyId = assemblyId } else { effectiveAssemblyId = randomUUID().replace(/-/g, '') } const urlSuffix = `/assemblies/${effectiveAssemblyId}` // We want to be able to return the promise immediately with custom data const promise = (async () => { this._lastUsedAssemblyUrl = `${this._endpoint}${urlSuffix}` await pMap( Object.entries(files), // eslint-disable-next-line no-bitwise async ([, path]) => access(path, constants.F_OK | constants.R_OK), { concurrency: 5 } ) // Convert uploads to streams const streamsMap = Object.fromEntries( Object.entries(uploads).map(([label, value]) => { const isReadable = isStream.readable(value) if (!isReadable && isStream(value)) { // https://github.com/transloadit/node-sdk/issues/92 throw new Error(`Upload named "${label}" is not a Readable stream`) } return [label, isStream.readable(value) ? value : intoStream(value)] }) ) // Wrap in object structure (so we can store whether it's a pathless stream or not) const allStreamsMap = Object.fromEntries<Stream>( Object.entries(streamsMap).map(([label, stream]) => [label, { stream }]) ) // Create streams from files too for (const [label, path] of Object.entries(files)) { const stream = createReadStream(path) allStreamsMap[label] = { stream, path } // File streams have path } const allStreams = Object.values(allStreamsMap) // Pause all streams allStreams.forEach(({ stream }) => stream.pause()) // If any stream emits error, we want to handle this and exit with error const streamErrorPromise = new Promise<AssemblyStatus>((resolve, reject) => { allStreams.forEach(({ stream }) => stream.on('error', reject)) }) const createAssemblyAndUpload = async () => { const result: AssemblyStatus = await this._remoteJson({ urlSuffix, method: 'post', timeout, params, fields: { tus_num_expected_upload_files: allStreams.length, }, }) checkResult(result) if (Object.keys(allStreamsMap).length > 0) { await sendTusRequest({ streamsMap: allStreamsMap, assembly: result, onProgress: onUploadProgress, requestedChunkSize, uploadConcurrency, }) } if (!waitForCompletion) return result const awaitResult = await this.awaitAssemblyCompletion(result.assembly_id, { timeout, onAssemblyProgress, startTimeMs, }) checkResult(awaitResult) return awaitResult } return Promise.race([createAssemblyAndUpload(), streamErrorPromise]) })() // This allows the user to use or log the assemblyId even before it has been created for easier debugging return Object.assign(promise, { assemblyId: effectiveAssemblyId }) } async awaitAssemblyCompletion( assemblyId: string, { onAssemblyProgress = () => {}, timeout, startTimeMs = getHrTimeMs(), interval = 1000, }: AwaitAssemblyCompletionOptions = {} ): Promise<AssemblyStatus> { assert.ok(assemblyId) // eslint-disable-next-line no-constant-condition while (true) { const result = await this.getAssembly(assemblyId) if ( result.ok !== 'ASSEMBLY_UPLOADING' && result.ok !== 'ASSEMBLY_EXECUTING' && result.ok !== 'ASSEMBLY_REPLAYING' ) { return result // Done! } try { onAssemblyProgress(result) } catch (err) { log('Caught onAssemblyProgress error', err) } const nowMs = getHrTimeMs() if (timeout != null && nowMs - startTimeMs >= timeout) { throw new PollingTimeoutError('Polling timed out') } await new Promise((resolve) => setTimeout(resolve, interval)) } } /** * Cancel the assembly * * @param assemblyId assembly ID * @returns after the assembly is deleted */ async cancelAssembly(assemblyId: string): Promise<AssemblyStatus> { // You may wonder why do we need to call getAssembly first: // If we use the default base URL (instead of the one returned in assembly_url_ssl), // the delete call will hang in certain cases // See test "should stop the assembly from reaching completion" const { assembly_ssl_url: url } = await this.getAssembly(assemblyId) return this._remoteJson({ url, // urlSuffix: `/assemblies/${assemblyId}`, // Cannot simply do this, see above method: 'delete', }) } /** * Replay an Assembly * * @param assemblyId of the assembly to replay * @param optional params * @returns after the replay is started */ async replayAssembly( assemblyId: string, params: ReplayAssemblyParams = {} ): Promise<ReplayAssemblyResponse> { const result: ReplayAssemblyResponse = await this._remoteJson({ urlSuffix: `/assemblies/${assemblyId}/replay`, method: 'post', ...(Object.keys(params).length > 0 && { params }), }) checkResult(result) return result } /** * Replay an Assembly notification * * @param assemblyId of the assembly whose notification to replay * @param optional params * @returns after the replay is started */ async replayAssemblyNotification( assemblyId: string, params: ReplayAssemblyNotificationParams = {} ): Promise<ReplayAssemblyNotificationResponse> { return this._remoteJson({ urlSuffix: `/assembly_notifications/${assemblyId}/replay`, method: 'post', ...(Object.keys(params).length > 0 && { params }), }) } /** * List all assemblies * * @param params optional request options * @returns list of Assemblies */ async listAssemblies( params?: ListAssembliesParams ): Promise<PaginationListWithCount<ListedAssembly>> { return this._remoteJson({ urlSuffix: '/assemblies', method: 'get', params: params || {}, }) } streamAssemblies(params: ListAssembliesParams): Readable { return new PaginationStream(async (page) => this.listAssemblies({ ...params, page })) } /** * Get an Assembly * * @param assemblyId the Assembly Id * @returns the retrieved Assembly */ async getAssembly(assemblyId: string): Promise<AssemblyStatus> { const result: AssemblyStatus = await this._remoteJson({ urlSuffix: `/assemblies/${assemblyId}`, }) checkAssemblyUrls(result) return result } /** * Create a Credential * * @param params optional request options * @returns when the Credential is created */ async createTemplateCredential( params: CreateTemplateCredentialParams ): Promise<TemplateCredentialResponse> { return this._remoteJson({ urlSuffix: '/template_credentials', method: 'post', params: params || {}, }) } /** * Edit a Credential * * @param credentialId the Credential ID * @param params optional request options * @returns when the Credential is edited */ async editTemplateCredential( credentialId: string, params: CreateTemplateCredentialParams ): Promise<TemplateCredentialResponse> { return this._remoteJson({ urlSuffix: `/template_credentials/${credentialId}`, method: 'put', params: params || {}, }) } /** * Delete a Credential * * @param credentialId the Credential ID * @returns when the Credential is deleted */ async deleteTemplateCredential(credentialId: string): Promise<BaseResponse> { return this._remoteJson({ urlSuffix: `/template_credentials/${credentialId}`, method: 'delete', }) } /** * Get a Credential * * @param credentialId the Credential ID * @returns when the Credential is retrieved */ async getTemplateCredential(credentialId: string): Promise<TemplateCredentialResponse> { return this._remoteJson({ urlSuffix: `/template_credentials/${credentialId}`, method: 'get', }) } /** * List all TemplateCredentials * * @param params optional request options * @returns the list of templates */ async listTemplateCredentials( params?: ListTemplateCredentialsParams ): Promise<TemplateCredentialsResponse> { return this._remoteJson({ urlSuffix: '/template_credentials', method: 'get', params: params || {}, }) } streamTemplateCredentials(params: ListTemplateCredentialsParams) { return new PaginationStream(async (page) => ({ items: (await this.listTemplateCredentials({ ...params, page })).credentials, })) } /** * Create an Assembly Template * * @param params optional request options * @returns when the template is created */ async createTemplate(params: CreateTemplateParams): Promise<TemplateResponse> { return this._remoteJson({ urlSuffix: '/templates', method: 'post', params: params || {}, }) } /** * Edit an Assembly Template * * @param templateId the template ID * @param params optional request options * @returns when the template is edited */ async editTemplate(templateId: string, params: EditTemplateParams): Promise<TemplateResponse> { return this._remoteJson({ urlSuffix: `/templates/${templateId}`, method: 'put', params: params || {}, }) } /** * Delete an Assembly Template * * @param templateId the template ID * @returns when the template is deleted */ async deleteTemplate(templateId: string): Promise<BaseResponse> { return this._remoteJson({ urlSuffix: `/templates/${templateId}`, method: 'delete', }) } /** * Get an Assembly Template * * @param templateId the template ID * @returns when the template is retrieved */ async getTemplate(templateId: string): Promise<TemplateResponse> { return this._remoteJson({ urlSuffix: `/templates/${templateId}`, method: 'get', }) } /** * List all Assembly Templates * * @param params optional request options * @returns the list of templates */ async listTemplates( params?: ListTemplatesParams ): Promise<PaginationListWithCount<ListedTemplate>> { return this._remoteJson({ urlSuffix: '/templates', method: 'get', params: params || {}, }) } streamTemplates(params?: ListTemplatesParams): PaginationStream<ListedTemplate> { return new PaginationStream(async (page) => this.listTemplates({ ...params, page })) } /** * Get account Billing details for a specific month * * @param month the date for the required billing in the format yyyy-mm * @returns with billing data * @see https://transloadit.com/docs/api/bill-date-get/ */ async getBill(month: string): Promise<BillResponse> { assert.ok(month, 'month is required') return this._remoteJson({ urlSuffix: `/bill/${month}`, method: 'get', }) } calcSignature(params: OptionalAuthParams): { signature: string; params: string } { const jsonParams = this._prepareParams(params) const signature = this._calcSignature(jsonParams) return { signature, params: jsonParams } } /** * Construct a signed Smart CDN URL. See https://transloadit.com/docs/topics/signature-authentication/#smart-cdn. */ getSignedSmartCDNUrl(opts: SmartCDNUrlOptions): string { if (opts.workspace == null || opts.workspace === '') throw new TypeError('workspace is required') if (opts.template == null || opts.template === '') throw new TypeError('template is required') if (opts.input == null) throw new TypeError('input is required') // `input` can be an empty string. const workspaceSlug = encodeURIComponent(opts.workspace) const templateSlug = encodeURIComponent(opts.template) const inputField = encodeURIComponent(opts.input) const expiresAt = opts.expiresAt || Date.now() + 60 * 60 * 1000 // 1 hour const queryParams = new URLSearchParams() for (const [key, value] of Object.entries(opts.urlParams || {})) { if (Array.isArray(value)) { for (const val of value) { queryParams.append(key, `${val}`) } } else { queryParams.append(key, `${value}`) } } queryParams.set('auth_key', this._authKey) queryParams.set('exp', `${expiresAt}`) // The signature changes depending on the order of the query parameters. We therefore sort them on the client- // and server-side to ensure that we do not get mismatching signatures if a proxy changes the order of query // parameters or implementations handle query parameters ordering differently. queryParams.sort() const stringToSign = `${workspaceSlug}/${templateSlug}/${inputField}?${queryParams}` const algorithm = 'sha256' const signature = createHmac(algorithm, this._authSecret).update(stringToSign).digest('hex') queryParams.set('sig', `sha256:${signature}`) const signedUrl = `https://${workspaceSlug}.tlcdn.com/${templateSlug}/${inputField}?${queryParams}` return signedUrl } private _calcSignature(toSign: string, algorithm = 'sha384'): string { return `${algorithm}:${createHmac(algorithm, this._authSecret) .update(Buffer.from(toSign, 'utf-8')) .digest('hex')}` } // Sets the multipart/form-data for POST, PUT and DELETE requests, including // the streams, the signed params, and any additional fields. private _appendForm(form: FormData, params: OptionalAuthParams, fields?: Fields): void { const sigData = this.calcSignature(params) const jsonParams = sigData.params const { signature } = sigData form.append('params', jsonParams) if (fields != null) { for (const [key, val] of Object.entries(fields)) { form.append(key, val) } } form.append('signature', signature) } // Implements HTTP GET query params, handling the case where the url already // has params. private _appendParamsToUrl(url: string, params: OptionalAuthParams): string { const { signature, params: jsonParams } = this.calcSignature(params) const prefix = url.indexOf('?') === -1 ? '?' : '&' return `${url}${prefix}signature=${signature}¶ms=${encodeURIComponent(jsonParams)}` } // Responsible for including auth parameters in all requests private _prepareParams(paramsIn?: OptionalAuthParams): string { let params = paramsIn if (params == null) { params = {} } if (params['auth'] == null) { params['auth'] = {} } if (params['auth'].key == null) { params['auth'].key = this._authKey } if (params['auth'].expires == null) { params['auth'].expires = this._getExpiresDate() } return JSON.stringify(params) } // We want to mock this method // eslint-disable-next-line class-methods-use-this private _getExpiresDate(): string { const expiresDate = new Date() expiresDate.setDate(expiresDate.getDate() + 1) return expiresDate.toISOString() } // Responsible for making API calls. Automatically sends streams with any POST, // PUT or DELETE requests. Automatically adds signature parameters to all // requests. Also automatically parses the JSON response. private async _remoteJson<TRet, TParams extends OptionalAuthParams>(opts: { urlSuffix?: string url?: string timeout?: number method?: 'delete' | 'get' | 'post' | 'put' params?: TParams fields?: Fields headers?: Headers }): Promise<TRet> { const { urlSuffix, url: urlInput, timeout = this._defaultTimeout, method = 'get', params = {}, fields, headers, } = opts // Allow providing either a `urlSuffix` or a full `url` if (!urlSuffix && !urlInput) throw new Error('No URL provided') let url = urlInput || `${this._endpoint}${urlSuffix}` if (method === 'get') { url = this._appendParamsToUrl(url, params) } log('Sending request', method, url) // todo use got.retry instead because we are no longer using FormData (which is a stream and can only be used once) // https://github.com/sindresorhus/got/issues/1282 for (let retryCount = 0; ; retryCount++) { let form: FormData | undefined if (method === 'post' || method === 'put' || method === 'delete') { form = new FormData() this._appendForm(form, params, fields) } const requestOpts: OptionsOfJSONResponseBody = { retry: this._gotRetry, body: form, timeout, headers: { 'Transloadit-Client': `node-sdk:${version}`, 'User-Agent': undefined, // Remove got's user-agent ...headers, }, responseType: 'json', } try { const request = got[method]<TRet>(url, requestOpts) const { body } = await request // console.log(body) return body } catch (err) { if (!(err instanceof got.RequestError)) throw err if (err instanceof got.HTTPError) { const { statusCode, body } = err.response logWarn('HTTP error', statusCode, body) // check whether we should retry // https://transloadit.com/blog/2012/04/introducing-rate-limiting/ if ( typeof body === 'object' && body != null && 'error' in body && 'info' in body && typeof body.info === 'object' && body.info != null && 'retryIn' in body.info && typeof body.info.retryIn === 'number' && Boolean(body.info.retryIn) && retryCount < this._maxRetries && // 413 taken from https://transloadit.com/blog/2012/04/introducing-rate-limiting/ // todo can 413 be removed? ((statusCode === 413 && body.error === 'RATE_LIMIT_REACHED') || statusCode === 429) ) { const { retryIn: retryInSec } = body.info logWarn(`Rate limit reached, retrying request in approximately ${retryInSec} seconds.`) const retryInMs = 1000 * (retryInSec * (1 + 0.1 * Math.random())) await new Promise((resolve) => setTimeout(resolve, retryInMs)) // Retry } else { throw new ApiError({ cause: err, body: err.response?.body as TransloaditErrorResponseBody | undefined, }) // todo don't assert type } } else { throw err } } } } } |