njinn
Version:
Build and run serverless javascript applications.
327 lines (326 loc) • 17.9 kB
JavaScript
"use strict";
var __assign = (this && this.__assign) || function () {
__assign = Object.assign || function(t) {
for (var s, i = 1, n = arguments.length; i < n; i++) {
s = arguments[i];
for (var p in s) if (Object.prototype.hasOwnProperty.call(s, p))
t[p] = s[p];
}
return t;
};
return __assign.apply(this, arguments);
};
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
var __generator = (this && this.__generator) || function (thisArg, body) {
var _ = { label: 0, sent: function() { if (t[0] & 1) throw t[1]; return t[1]; }, trys: [], ops: [] }, f, y, t, g;
return g = { next: verb(0), "throw": verb(1), "return": verb(2) }, typeof Symbol === "function" && (g[Symbol.iterator] = function() { return this; }), g;
function verb(n) { return function (v) { return step([n, v]); }; }
function step(op) {
if (f) throw new TypeError("Generator is already executing.");
while (_) try {
if (f = 1, y && (t = op[0] & 2 ? y["return"] : op[0] ? y["throw"] || ((t = y["return"]) && t.call(y), 0) : y.next) && !(t = t.call(y, op[1])).done) return t;
if (y = 0, t) op = [op[0] & 2, t.value];
switch (op[0]) {
case 0: case 1: t = op; break;
case 4: _.label++; return { value: op[1], done: false };
case 5: _.label++; y = op[1]; op = [0]; continue;
case 7: op = _.ops.pop(); _.trys.pop(); continue;
default:
if (!(t = _.trys, t = t.length > 0 && t[t.length - 1]) && (op[0] === 6 || op[0] === 2)) { _ = 0; continue; }
if (op[0] === 3 && (!t || (op[1] > t[0] && op[1] < t[3]))) { _.label = op[1]; break; }
if (op[0] === 6 && _.label < t[1]) { _.label = t[1]; t = op; break; }
if (t && _.label < t[2]) { _.label = t[2]; _.ops.push(op); break; }
if (t[2]) _.ops.pop();
_.trys.pop(); continue;
}
op = body.call(thisArg, _);
} catch (e) { op = [6, e]; y = 0; } finally { f = t = 0; }
if (op[0] & 5) throw op[1]; return { value: op[0] ? op[1] : void 0, done: true };
}
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var bull_1 = __importDefault(require("bull"));
var execa_1 = __importDefault(require("execa"));
var fastify_1 = __importDefault(require("fastify"));
var fs_extra_1 = __importDefault(require("fs-extra"));
var latest_version_1 = __importDefault(require("latest-version"));
var path_1 = __importDefault(require("path"));
var perf_hooks_1 = require("perf_hooks");
var request_promise_1 = __importDefault(require("request-promise"));
var utils_1 = require("./utils");
var REDIS_HOST = process.env.REDIS_HOST || 'localhost';
function buildQueue() {
return __awaiter(this, void 0, void 0, function () {
function statusRequest(webhook, data) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, request_promise_1.default({
method: 'POST',
uri: webhook.url,
body: {
id: data.id,
result: data.result,
status: data.status,
timestamp: perf_hooks_1.performance.now() + perf_hooks_1.performance.timeOrigin,
},
rejectUnauthorized: false,
json: true,
headers: webhook.headers,
})];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
}
var queue;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
queue = new bull_1.default('nJinn', { redis: { host: REDIS_HOST } });
queue.process(100, function (job, done) {
return __awaiter(this, void 0, void 0, function () {
var _a, id, context, result, err_1;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_b.trys.push([0, 2, , 3]);
_a = job.data, id = _a.id, context = _a.context;
return [4 /*yield*/, require(path_1.default.resolve("./generated/" + id))(context)];
case 1:
result = _b.sent();
done(null, result);
return [3 /*break*/, 3];
case 2:
err_1 = _b.sent();
done(err_1);
return [3 /*break*/, 3];
case 3: return [2 /*return*/];
}
});
});
});
queue.on('completed', function (job, result) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, statusRequest(job.data.webhook, __assign(__assign({}, job.data), { status: 'success', result: result }))];
case 1:
_a.sent();
return [2 /*return*/];
}
});
}); });
queue.on('failed', function (job, err) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, statusRequest(job.data.webhook, __assign(__assign({}, job.data), { status: 'fail' }))];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
});
queue.on('active', function (job, jobPromise) {
return __awaiter(this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, statusRequest(job.data.webhook, __assign(__assign({}, job.data), { status: 'loading' }))];
case 1:
_a.sent();
return [2 /*return*/];
}
});
});
});
return [4 /*yield*/, queue.isReady()];
case 1:
_a.sent();
return [2 /*return*/, queue];
}
});
});
}
function startServer(options) {
return __awaiter(this, void 0, void 0, function () {
function installPackages(packages) {
if (packages === void 0) { packages = []; }
return __awaiter(this, void 0, void 0, function () {
var installedPackages, _loop_1, i;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, execa_1.default('npm', ['init', '-y'], { cwd: './generated' })];
case 1:
_a.sent();
return [4 /*yield*/, getPackages(packages.map(function (x) { return x.package; }))];
case 2:
installedPackages = _a.sent();
_loop_1 = function (i) {
var packageName, version, installedPackage, packageWithVersion, alreadyInstalled;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
packageName = packages[i].package;
version = packages[i].version || 'latest';
installedPackage = installedPackages.find(function (x) { return x.name === packageName; });
packageWithVersion = packageName + "@" + version;
alreadyInstalled = installedPackage && (installedPackage.installed === version || (version === 'latest' && installedPackage.installed === installedPackage.latest));
if (!!alreadyInstalled) return [3 /*break*/, 2];
return [4 /*yield*/, execa_1.default('npm', ['install', packageWithVersion], { cwd: './generated' })];
case 1:
_a.sent();
_a.label = 2;
case 2: return [2 /*return*/];
}
});
};
i = 0;
_a.label = 3;
case 3:
if (!(i < packages.length)) return [3 /*break*/, 6];
return [5 /*yield**/, _loop_1(i)];
case 4:
_a.sent();
_a.label = 5;
case 5:
i++;
return [3 /*break*/, 3];
case 6: return [2 /*return*/];
}
});
});
}
function getPackages(packageNames) {
if (packageNames === void 0) { packageNames = []; }
return __awaiter(this, void 0, void 0, function () {
var packages, installedPackages, i, packageName, latestPackageVersion;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, utils_1.getInstalledPackages('./generated')];
case 1:
packages = _a.sent();
installedPackages = [];
i = 0;
_a.label = 2;
case 2:
if (!(i < packageNames.length)) return [3 /*break*/, 5];
packageName = packageNames[i];
return [4 /*yield*/, latest_version_1.default(packageName)];
case 3:
latestPackageVersion = _a.sent();
if (packages[packageName]) {
installedPackages.push({
name: packageName,
installed: packages[packageName],
latest: latestPackageVersion,
});
}
_a.label = 4;
case 4:
i++;
return [3 /*break*/, 2];
case 5: return [2 /*return*/, installedPackages];
}
});
});
}
var fastify, queue;
var _this = this;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
fastify = fastify_1.default();
return [4 /*yield*/, buildQueue()];
case 1:
queue = _a.sent();
fastify.post('/saveScript', function (request, reply) { return __awaiter(_this, void 0, void 0, function () {
var _a, script, id, fileName;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = request.body, script = _a.script, id = _a.id;
if (!id) {
throw new Error('id is required');
}
fileName = "./generated/" + id;
return [4 /*yield*/, fs_extra_1.default.outputFile(fileName, script)];
case 1:
_b.sent();
delete require.cache[path_1.default.resolve(fileName)];
reply.send();
return [2 /*return*/];
}
});
}); });
fastify.post('/queueJobs', function (request, reply) {
var jobs = request.body;
if (jobs) {
jobs.forEach(function (job) {
queue.add(job, { removeOnComplete: true, removeOnFail: true, });
});
}
reply.send();
});
fastify.post('/executeScript', function (request, reply) { return __awaiter(_this, void 0, void 0, function () {
var _a, id, context, result;
return __generator(this, function (_b) {
switch (_b.label) {
case 0:
_a = request.body, id = _a.id, context = _a.context;
return [4 /*yield*/, require(path_1.default.resolve("./generated/" + id))(context)];
case 1:
result = _b.sent();
reply.send(result);
return [2 /*return*/];
}
});
}); });
fastify.post('/installPackages', function (request, reply) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, installPackages(request.body)];
case 1:
_a.sent();
reply.send();
return [2 /*return*/];
}
});
}); });
fastify.addHook('onClose', function (instance, done) { return __awaiter(_this, void 0, void 0, function () {
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, queue.close()];
case 1:
_a.sent();
done();
return [2 /*return*/];
}
});
}); });
return [4 /*yield*/, fastify.listen(options.port, '0.0.0.0')];
case 2:
_a.sent();
console.log("Server started at http://localhost:" + options.port);
return [2 /*return*/, {
close: fastify.close,
}];
}
});
});
}
exports.startServer = startServer;