@dappnode/dappnodesdk
Version:
dappnodesdk is a tool to make the creation of new dappnode packages as simple as possible. It helps to initialize and publish in ethereum blockchain
43 lines • 1.91 kB
JavaScript
import { got } from "got";
import { normalizeIpfsProvider } from "./ipfsProvider.js";
import { getFormDataFileUpload } from "../utils/formDataFileUpload.js";
/**
* Uploads a directory or file from the fs
* @param dirOrFile "docs"
* @param ipfsProvider "dappnode" | "http://localhost:5001"
* @param onProgress Report upload progress, 0.4631
* @returns "/ipfs/Qm..."
*/
export async function ipfsAddFromFs(dirOrFilePath, ipfsProvider, onProgress) {
// Create form and append all files recursively
const form = getFormDataFileUpload(dirOrFilePath);
// Parse the ipfsProvider the a full base apiUrl
let lastPercent = -1;
const apiUrl = normalizeIpfsProvider(ipfsProvider);
const res = await got({
prefixUrl: apiUrl,
url: "api/v0/add",
method: "POST",
headers: form.getHeaders(),
body: form,
http2: true
}).on("uploadProgress", progress => {
// Report upload progress, and throttle to one update per percent point
// { percent: 0.9995998225975282, transferred: 733675762, total: 733969480 }
const currentRoundPercent = Math.round(100 * progress.percent);
if (lastPercent !== currentRoundPercent) {
lastPercent = currentRoundPercent;
if (onProgress)
onProgress(progress.percent);
}
});
// res.body = '{"Name":"dir/file","Hash":"Qm...","Size":"2203"}\n{"Name":"dir","Hash":"Qm...","Size":"24622"}\n'
// Trim last \n, split entries by \n and then select the last which is the root directory
const lastFileUnparsed = res.body.trim().split("\n").slice(-1)[0];
if (!lastFileUnparsed)
throw Error(`No files in response body ${res.body}`);
// Parse the JSON and return the hash of the root directory
const lastFile = JSON.parse(lastFileUnparsed);
return `/ipfs/${lastFile.Hash}`;
}
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