storj/web/satellite/static/wasm/accessGrant.worker.js

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// Copyright (C) 2020 Storj Labs, Inc.
// See LICENSE for copying information.
importScripts('/static/static/wasm/wasm_exec.js')
if (!WebAssembly.instantiate) {
self.postMessage(new Error('web assembly is not supported'));
}
const go = new Go();
const instantiateStreaming = WebAssembly.instantiateStreaming || async function (resp, importObject) {
const response = await resp;
const source = await response.arrayBuffer();
return await WebAssembly.instantiate(source, importObject);
};
const response = fetch('/static/static/wasm/access.wasm');
instantiateStreaming(response, go.importObject).then(result => {
go.run(result.instance)
self.postMessage('configured');
}).catch(err => self.postMessage(new Error(err.message)));
self.onmessage = function (event) {
const data = event.data;
let result;
let apiKey;
switch (data.type) {
case 'GenerateAccess':
apiKey = data.apiKey;
const passphrase = data.passphrase;
const projectID = data.projectID;
const nodeURL = data.satelliteNodeURL;
result = self.generateAccessGrant(nodeURL, apiKey, passphrase, projectID);
self.postMessage(result);
break;
case 'SetPermission':
const isDownload = data.isDownload;
const isUpload = data.isUpload;
const isList = data.isList;
const isDelete = data.isDelete;
const buckets = data.buckets;
const notBefore = data.notBefore;
const notAfter = data.notAfter;
apiKey = data.apiKey;
let permission = self.newPermission().value;
permission.AllowDownload = isDownload;
permission.AllowUpload = isUpload;
permission.AllowDelete = isDelete;
permission.AllowList = isList;
permission.NotBefore = notBefore;
permission.NotAfter = notAfter;
result = self.setAPIKeyPermission(apiKey, buckets, permission);
self.postMessage(result);
break;
case 'Stop':
self.close();
break;
default:
self.postMessage(new Error('provided message event type is not supported'));
}
};