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mock w3up uses ucanto. POST /upload/ handler does w3up.uploadCAR
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,88 @@ | ||
| import { Store, Upload, Filecoin } from '@web3-storage/capabilities' | ||
| import * as Server from '@ucanto/server' | ||
| import * as CAR from '@ucanto/transport/car' | ||
| import * as consumers from 'stream/consumers' | ||
| import { ed25519 } from '@ucanto/principal' | ||
|
|
||
| /** | ||
| * create a RequestListener that can be a mock up.web3.storage | ||
| * @param {object} [options] - options | ||
| * @param {(invocation: import('@ucanto/server').ProviderInput<import('@ucanto/client').InferInvokedCapability<typeof Store.add>>) => Promise<void>} [options.onHandleStoreAdd] - called at start of store/add handler | ||
| * @param {(invocation: import('@ucanto/server').ProviderInput<import('@ucanto/client').InferInvokedCapability<typeof Upload.add>>) => Promise<void>} [options.onHandleUploadAdd] - called at start of upload/add handler | ||
| */ | ||
| export async function createMockW3up(options = {}) { | ||
| const service = { | ||
| filecoin: { | ||
| offer: Server.provide(Filecoin.offer, async (invocation) => { | ||
| return {} | ||
| }), | ||
| }, | ||
| store: { | ||
| add: Server.provide(Store.add, async (invocation) => { | ||
| await options.onHandleStoreAdd?.(invocation) | ||
| /** @type {import('@web3-storage/access').StoreAddSuccessDone} */ | ||
| const success = { | ||
| status: 'done', | ||
| allocated: invocation.capability.nb.size, | ||
| link: invocation.capability.nb.link, | ||
| with: invocation.capability.with, | ||
| } | ||
| return { | ||
| ok: success, | ||
| } | ||
| }), | ||
| }, | ||
| upload: { | ||
| add: Server.provide(Upload.add, async (invocation) => { | ||
| await options.onHandleUploadAdd?.(invocation) | ||
| /** @type {import('@web3-storage/access').UploadAddSuccess} */ | ||
| const success = { | ||
| root: invocation.capability.nb.root, | ||
| } | ||
| return { | ||
| ok: success, | ||
| } | ||
| }), | ||
| }, | ||
| } | ||
| const serverId = (await ed25519.generate()).withDID('did:web:web3.storage') | ||
| const server = Server.create({ | ||
| id: serverId, | ||
| service, | ||
| codec: CAR.inbound, | ||
| validateAuthorization: () => ({ ok: {} }), | ||
| }) | ||
| /** @type {import('node:http').RequestListener} */ | ||
| const listener = async (req, res) => { | ||
| try { | ||
| const requestBody = new Uint8Array(await consumers.arrayBuffer(req)) | ||
| const response = await server.request({ | ||
| body: requestBody, | ||
| // @ts-expect-error slight mismatch. ignore like w3infra does | ||
| headers: req.headers, | ||
| }) | ||
| res.writeHead(200, response.headers) | ||
| res.write(response.body) | ||
| } catch (error) { | ||
| console.error('error in mock w3up', error) | ||
| res.writeHead(500) | ||
| res.write(JSON.stringify(error)) | ||
| } finally { | ||
| res.end() | ||
| } | ||
| } | ||
| return listener | ||
| } | ||
|
|
||
| /** | ||
| * Get location of a server | ||
| * @param {import('http').Server} server - server that should be listening on the returned url | ||
| */ | ||
| export function locate(server) { | ||
| const address = server.address() | ||
| if (typeof address === 'string' || !address) | ||
| throw new Error(`unexpected address string`) | ||
| const { port } = address | ||
| const url = new URL(`http://localhost:${port}/`) | ||
| return { url } | ||
| } |
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