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skynet-webportal
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Update download fn

This commit is contained in:
PJ 2022-02-16 13:07:57 +01:00
parent a3661d15ba
commit bd86eb4cce
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GPG Key ID: F345964979FA8971
1 changed files with 10 additions and 21 deletions
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31
packages/ipfs-api/src/utils.ts
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@ -3,6 +3,9 @@ import { createReadStream, createWriteStream } from "fs";
import got from "got";
import { extract } from "tar-fs";
import { IPFS_GATEWAY, IPFS_INFURA_API, SKYNET_PORTAL } from "./consts";
import { promisify } from 'node:util';
import stream from 'node:stream';
const client = new SkynetClient(SKYNET_PORTAL);
@ -23,29 +26,15 @@ export async function isDirectory(cid: string): Promise<boolean> {
return isDir
}
export async function download(cid: string, destination: string, directory: boolean): Promise<boolean> {
export async function download(cid: string, destination: string, directory: boolean): Promise<void> {
const url = directory ? `${IPFS_INFURA_API}/api/v0/get?arg=${cid}&archive=true` : `${IPFS_GATEWAY}/${cid}`;
console.log('downloading from url', url)
return new Promise((resolve, reject) => {
const downloadStream = got.stream(url);
downloadStream.on("error", (error) => {
console.error(`Download fail ${url}: ${error.message}`);
});
const fileWriterStream = createWriteStream(destination);
fileWriterStream
.on("error", (error) => {
console.error(`Could not write file to system: ${error.message}`);
reject(error);
})
.on("finish", () => {
console.log(`File downloaded to ${destination}`);
resolve(true);
});
downloadStream.pipe(fileWriterStream);
});
const pipeline = promisify(stream.pipeline);
await pipeline(
got.stream(url),
createWriteStream(destination)
);
}
export async function extractArchive(src: string, dst: string) {