81 lines
2.2 KiB
TypeScript
81 lines
2.2 KiB
TypeScript
/*
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This file is part of TALER
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(C) 2016 GNUnet e.V.
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TALER is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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TALER is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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// tslint:disable:no-var-requires
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import fs = require("fs");
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import vm = require("vm");
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import { NodeEmscriptenLoader } from "./nodeEmscriptenLoader";
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import { CryptoImplementation } from "./cryptoImplementation";
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const loader = new NodeEmscriptenLoader();
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async function handleRequest(operation: string, id: number, args: string[]) {
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let emsc = await loader.getEmscriptenEnvironment();
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const impl = new CryptoImplementation(emsc);
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if (!(operation in impl)) {
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console.error(`crypto operation '${operation}' not found`);
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return;
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}
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try {
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const result = (impl as any)[operation](...args);
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if (process.send) {
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process.send({ result, id });
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} else {
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console.error("process.send not available");
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}
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} catch (e) {
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console.log("error during operation", e);
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return;
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}
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}
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process.on("message", (msgStr: any) => {
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console.log("got message in node worker entry", msgStr);
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console.log("typeof msg", typeof msgStr);
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const msg = JSON.parse(msgStr);
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const args = msg.data.args;
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if (!Array.isArray(args)) {
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console.error("args must be array");
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return;
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}
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const id = msg.data.id;
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if (typeof id !== "number") {
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console.error("RPC id must be number");
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return;
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}
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const operation = msg.data.operation;
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if (typeof operation !== "string") {
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console.error("RPC operation must be string");
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return;
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}
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handleRequest(operation, id, args).catch((e) => {
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console.error("error in node worker", e);
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});
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});
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process.on("uncaughtException", (err: any) => {
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console.log("uncaught exception in node worker entry", err);
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});
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