embedded: remove rollup and akono entry point

This commit is contained in:
Florian Dold 2023-02-21 21:14:55 +01:00
parent b648238c41
commit 6aaba31383
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GPG Key ID: D2E4F00F29D02A4B
7 changed files with 8 additions and 454 deletions

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@ -1,4 +1,4 @@
# taler-wallet-embedded
Minimal wrapper and build system code to make `taler-wallet-core` run
on embedded interpreters (currently NodeJS via akono, and `quickjs-tart`).
on embedded interpreters (currently `quickjs-tart`).

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@ -3,20 +3,18 @@
"version": "0.9.3-dev.1",
"description": "",
"engines": {
"node": ">=0.12.0"
"node": ">=0.18.0"
},
"repository": {
"type": "git",
"url": "git://git.taler.net/wallet-core.git"
},
"main": "dist/taler-wallet-embedded.cjs",
"author": "Florian Dold",
"license": "GPL-3.0",
"type": "module",
"scripts": {
"compile": "./build.mjs",
"pretty": "prettier --write src",
"coverage": "tsc && nyc ava",
"clean": "rimraf lib dist tsconfig.tsbuildinfo",
"deps": "pnpm install --frozen-lockfile --filter @gnu-taler/taler-wallet-embedded..."
},
@ -29,18 +27,10 @@
"src/"
],
"devDependencies": {
"@rollup/plugin-commonjs": "^22.0.2",
"@rollup/plugin-json": "^4.1.0",
"@rollup/plugin-node-resolve": "^13.3.0",
"@rollup/plugin-replace": "^4.0.0",
"@types/node": "^18.11.17",
"esbuild": "^0.17.7",
"prettier": "^2.5.1",
"rimraf": "^3.0.2",
"rollup": "^2.79.0",
"rollup-plugin-sourcemaps": "^0.6.3",
"rollup-plugin-terser": "^7.0.2",
"typescript": "^4.9.4"
"rimraf": "^3.0.2"
},
"dependencies": {
"@gnu-taler/idb-bridge": "workspace:*",

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@ -1,63 +0,0 @@
// rollup.config.js
import commonjs from "@rollup/plugin-commonjs";
import nodeResolve from "@rollup/plugin-node-resolve";
import json from "@rollup/plugin-json";
import builtins from "builtin-modules";
import pkg from "./package.json";
import walletCorePkg from "../taler-wallet-core/package.json";
import replace from "@rollup/plugin-replace";
import fs from "fs";
import path from "path";
function git_hash() {
const rev = fs
.readFileSync(path.join(GIT_ROOT, ".git", "HEAD"))
.toString()
.trim()
.split(/.*[: ]/)
.slice(-1)[0];
if (rev.indexOf("/") === -1) {
return rev;
} else {
return fs.readFileSync(path.join(GIT_ROOT, ".git", rev)).toString().trim();
}
}
const BASE = process.cwd();
let GIT_ROOT = BASE;
while (!fs.existsSync(path.join(GIT_ROOT, ".git")) && GIT_ROOT !== "/") {
GIT_ROOT = path.join(GIT_ROOT, "../");
}
const GIT_HASH = GIT_ROOT === "/" ? undefined : git_hash();
export default {
input: "lib/index.js",
output: {
file: pkg.main,
format: "cjs",
},
external: builtins,
plugins: [
nodeResolve({
preferBuiltins: true,
exportConditions: ["node"],
}),
replace({
values: {
__VERSION__: `"${walletCorePkg.version}"`,
__GIT_HASH__: `"${GIT_HASH}"`,
},
preventAssignment: false,
}),
commonjs({
include: [/node_modules/, /dist/],
extensions: [".js", ".ts"],
ignoreGlobal: false,
sourceMap: false,
}),
json(),
],
};

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@ -1,293 +0,0 @@
/*
This file is part of GNU Taler
(C) 2019 GNUnet e.V.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Imports.
*/
import {
CoreApiMessageEnvelope,
CoreApiResponse,
CoreApiResponseSuccess,
getErrorDetailFromException,
Logger,
WalletNotification,
} from "@gnu-taler/taler-util";
import {
createPlatformHttpLib,
Headers,
HttpRequestLibrary,
HttpRequestOptions,
HttpResponse,
} from "@gnu-taler/taler-util/http";
import {
createNativeWalletHost,
DefaultNodeWalletArgs,
handleWorkerError,
handleWorkerMessage,
OpenedPromise,
openPromise,
Wallet,
} from "@gnu-taler/taler-wallet-core";
import fs from "fs";
export { handleWorkerError, handleWorkerMessage };
const logger = new Logger("taler-wallet-embedded/index.ts");
export class NativeHttpLib implements HttpRequestLibrary {
useNfcTunnel = false;
private httpLib: HttpRequestLibrary = createPlatformHttpLib();
private requestId = 1;
private requestMap: {
[id: number]: OpenedPromise<HttpResponse>;
} = {};
constructor(private sendMessage: (m: string) => void) {}
fetch(url: string, opt?: HttpRequestOptions): Promise<HttpResponse> {
return this.httpLib.fetch(url, opt);
}
get(url: string, opt?: HttpRequestOptions): Promise<HttpResponse> {
if (this.useNfcTunnel) {
const myId = this.requestId++;
const p = openPromise<HttpResponse>();
this.requestMap[myId] = p;
const request = {
method: "get",
url,
};
this.sendMessage(
JSON.stringify({
type: "tunnelHttp",
request,
id: myId,
}),
);
return p.promise;
} else {
return this.httpLib.get(url, opt);
}
}
postJson(
url: string,
body: any,
opt?: HttpRequestOptions,
): Promise<HttpResponse> {
if (this.useNfcTunnel) {
const myId = this.requestId++;
const p = openPromise<HttpResponse>();
this.requestMap[myId] = p;
const request = {
method: "postJson",
url,
body,
};
this.sendMessage(
JSON.stringify({ type: "tunnelHttp", request, id: myId }),
);
return p.promise;
} else {
return this.httpLib.postJson(url, body, opt);
}
}
handleTunnelResponse(msg: any): void {
const myId = msg.id;
const p = this.requestMap[myId];
if (!p) {
logger.error(
`no matching request for tunneled HTTP response, id=${myId}`,
);
}
const headers = new Headers();
if (msg.status != 0) {
const resp: HttpResponse = {
// FIXME: pass through this URL
requestUrl: "",
headers,
status: msg.status,
requestMethod: "FIXME",
json: async () => JSON.parse(msg.responseText),
text: async () => msg.responseText,
bytes: async () => {
throw Error("bytes() not supported for tunnel response");
},
};
p.resolve(resp);
} else {
p.reject(new Error(`unexpected HTTP status code ${msg.status}`));
}
delete this.requestMap[myId];
}
}
function sendNativeMessage(ev: CoreApiMessageEnvelope): void {
// @ts-ignore
const sendMessage = globalThis.__native_sendMessage;
if (typeof sendMessage !== "function") {
const errMsg =
"FATAL: cannot install native wallet listener: native functions missing";
logger.error(errMsg);
throw new Error(errMsg);
}
const m = JSON.stringify(ev);
// @ts-ignore
sendMessage(m);
}
class NativeWalletMessageHandler {
walletArgs: DefaultNodeWalletArgs | undefined;
maybeWallet: Wallet | undefined;
wp = openPromise<Wallet>();
httpLib = createPlatformHttpLib();
/**
* Handle a request from the native wallet.
*/
async handleMessage(
operation: string,
id: string,
args: any,
): Promise<CoreApiResponse> {
const wrapResponse = (result: unknown): CoreApiResponseSuccess => {
return {
type: "response",
id,
operation,
result,
};
};
let initResponse: any = {};
const reinit = async () => {
logger.info("in reinit");
const w = await createNativeWalletHost(this.walletArgs);
this.maybeWallet = w;
const resp = await w.handleCoreApiRequest(
"initWallet",
"native-init",
{},
);
initResponse = resp.type == "response" ? resp.result : resp.error;
w.runTaskLoop().catch((e) => {
logger.error(
`Error during wallet retry loop: ${e.stack ?? e.toString()}`,
);
});
this.wp.resolve(w);
};
switch (operation) {
case "init": {
this.walletArgs = {
notifyHandler: async (notification: WalletNotification) => {
sendNativeMessage({ type: "notification", payload: notification });
},
persistentStoragePath: args.persistentStoragePath,
httpLib: this.httpLib,
cryptoWorkerType: args.cryptoWorkerType,
};
await reinit();
return wrapResponse({
...initResponse,
});
}
case "startTunnel": {
// this.httpLib.useNfcTunnel = true;
throw Error("not implemented");
}
case "stopTunnel": {
// this.httpLib.useNfcTunnel = false;
throw Error("not implemented");
}
case "tunnelResponse": {
// httpLib.handleTunnelResponse(msg.args);
throw Error("not implemented");
}
case "reset": {
const oldArgs = this.walletArgs;
this.walletArgs = { ...oldArgs };
if (oldArgs && oldArgs.persistentStoragePath) {
try {
fs.unlinkSync(oldArgs.persistentStoragePath);
} catch (e) {
logger.error("Error while deleting the wallet db:", e);
}
// Prevent further storage!
this.walletArgs.persistentStoragePath = undefined;
}
const wallet = await this.wp.promise;
wallet.stop();
this.wp = openPromise<Wallet>();
this.maybeWallet = undefined;
await reinit();
return wrapResponse({});
}
default: {
const wallet = await this.wp.promise;
return await wallet.handleCoreApiRequest(operation, id, args);
}
}
}
}
export function installNativeWalletListener(): void {
const handler = new NativeWalletMessageHandler();
const onMessage = async (msgStr: any): Promise<void> => {
if (typeof msgStr !== "string") {
logger.error("expected string as message");
return;
}
const msg = JSON.parse(msgStr);
const operation = msg.operation;
if (typeof operation !== "string") {
logger.error(
"message to native wallet helper must contain operation of type string",
);
return;
}
const id = msg.id;
logger.info(`native listener: got request for ${operation} (${id})`);
try {
const respMsg = await handler.handleMessage(operation, id, msg.args);
logger.info(
`native listener: sending success response for ${operation} (${id})`,
);
sendNativeMessage(respMsg);
} catch (e) {
const respMsg: CoreApiResponse = {
type: "error",
id,
operation,
error: getErrorDetailFromException(e),
};
sendNativeMessage(respMsg);
return;
}
};
// @ts-ignore
globalThis.__native_onMessage = onMessage;
logger.info("native wallet listener installed");
}

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@ -14,6 +14,10 @@
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Entry-point for the wallet under qtart, the QuckJS-based GNU Taler runtime.
*/
/**
* Imports.
*/

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@ -1,68 +0,0 @@
/*
This file is part of GNU Taler
(C) 2022 Taler Systems S.A.
GNU Taler is free software; you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation; either version 3, or (at your option) any later version.
GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
// This file demonstrates how to use the single-file embedded wallet.
// Load the embedded wallet
const embedded = require("./dist/taler-wallet-embedded.cjs");
// Some bookkeeping to correlate requests to responses.
const requestMap = {};
let requestCounter = 1;
// Install __native_onMessage in the global namespace.
// The __native_onMessage handles messages from the host,
// i.e. it handles wallet-core requests from the host application (UI etc.).
embedded.installNativeWalletListener();
// The host application must the __native_sendMessage callback
// to allow wallet-core to respond.
globalThis.__native_sendMessage = (msgStr) => {
const message = JSON.parse(msgStr);
if (message.type === "notification") {
console.log("got notification:", JSON.stringify(message.payload));
return;
}
if (message.type === "response") {
console.log("got response", JSON.parse(msgStr));
const msgId = message.id;
requestMap[msgId](message);
delete requestMap[msgId];
return;
}
throw Error("not reached");
};
async function makeRequest(operation, payload = {}) {
return new Promise((resolve, reject) => {
const reqId = `req-${requestCounter++}`;
requestMap[reqId] = (x) => resolve(x);
__native_onMessage(
JSON.stringify({
operation,
args: payload,
id: reqId,
}),
);
});
}
async function testMain() {
const resp = await makeRequest("init");
console.log("response from init", JSON.stringify(resp));
}
testMain();

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@ -518,37 +518,21 @@ importers:
'@gnu-taler/idb-bridge': workspace:*
'@gnu-taler/taler-util': workspace:*
'@gnu-taler/taler-wallet-core': workspace:*
'@rollup/plugin-commonjs': ^22.0.2
'@rollup/plugin-json': ^4.1.0
'@rollup/plugin-node-resolve': ^13.3.0
'@rollup/plugin-replace': ^4.0.0
'@types/node': ^18.11.17
esbuild: ^0.17.7
prettier: ^2.5.1
rimraf: ^3.0.2
rollup: ^2.79.0
rollup-plugin-sourcemaps: ^0.6.3
rollup-plugin-terser: ^7.0.2
tslib: ^2.4.0
typescript: ^4.9.4
dependencies:
'@gnu-taler/idb-bridge': link:../idb-bridge
'@gnu-taler/taler-util': link:../taler-util
'@gnu-taler/taler-wallet-core': link:../taler-wallet-core
tslib: 2.4.0
devDependencies:
'@rollup/plugin-commonjs': 22.0.2_rollup@2.79.1
'@rollup/plugin-json': 4.1.0_rollup@2.79.1
'@rollup/plugin-node-resolve': 13.3.0_rollup@2.79.1
'@rollup/plugin-replace': 4.0.0_rollup@2.79.1
'@types/node': 18.11.17
esbuild: 0.17.7
prettier: 2.7.1
rimraf: 3.0.2
rollup: 2.79.1
rollup-plugin-sourcemaps: 0.6.3_bipou45jdaxtftg6fcql4vnhdm
rollup-plugin-terser: 7.0.2_rollup@2.79.1
typescript: 4.9.4
packages/taler-wallet-webextension:
specifiers:
@ -2573,7 +2557,7 @@ packages:
dependencies:
'@babel/core': 7.18.9
'@babel/helper-module-imports': 7.18.6
'@babel/helper-plugin-utils': 7.19.0
'@babel/helper-plugin-utils': 7.20.2
babel-plugin-polyfill-corejs2: 0.3.3_@babel+core@7.18.9
babel-plugin-polyfill-corejs3: 0.6.0_@babel+core@7.18.9
babel-plugin-polyfill-regenerator: 0.4.1_@babel+core@7.18.9