@elastic/synthetics
Version:
Elastic synthetic monitoring agent
118 lines • 4.71 kB
JavaScript
;
/**
* MIT License
*
* Copyright (c) 2020-present, Elastic NV
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
*/
var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
var desc = Object.getOwnPropertyDescriptor(m, k);
if (!desc || ("get" in desc ? !m.__esModule : desc.writable || desc.configurable)) {
desc = { enumerable: true, get: function() { return m[k]; } };
}
Object.defineProperty(o, k2, desc);
}) : (function(o, m, k, k2) {
if (k2 === undefined) k2 = k;
o[k2] = m[k];
}));
var __setModuleDefault = (this && this.__setModuleDefault) || (Object.create ? (function(o, v) {
Object.defineProperty(o, "default", { enumerable: true, value: v });
}) : function(o, v) {
o["default"] = v;
});
var __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (k !== "default" && Object.prototype.hasOwnProperty.call(mod, k)) __createBinding(result, mod, k);
__setModuleDefault(result, mod);
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.Bundler = void 0;
const path_1 = __importDefault(require("path"));
const promises_1 = require("fs/promises");
const fs_1 = require("fs");
const esbuild = __importStar(require("esbuild"));
const archiver_1 = __importDefault(require("archiver"));
const transform_1 = require("../core/transform");
const plugin_1 = require("./plugin");
function relativeToCwd(entry) {
return path_1.default.relative(process.cwd(), entry);
}
class Bundler {
async bundle(absPath) {
const options = {
...(0, transform_1.commonOptions)(),
...{
entryPoints: [absPath],
bundle: true,
write: false,
minifyWhitespace: true,
sourcemap: 'inline',
external: ['@elastic/synthetics'],
plugins: [(0, plugin_1.SyntheticsBundlePlugin)()],
},
};
const result = await esbuild.build(options);
if (result.errors.length > 0) {
throw result.errors;
}
return result.outputFiles[0].text;
}
async zip(source, code, dest) {
return new Promise((fulfill, reject) => {
const output = (0, fs_1.createWriteStream)(dest);
const archive = (0, archiver_1.default)('zip', {
zlib: { level: 9 },
});
archive.on('error', reject);
output.on('close', fulfill);
archive.pipe(output);
const relativePath = relativeToCwd(source);
// Date is fixed to Unix epoch so the file metadata is
// not modified everytime when files are bundled
archive.append(code, {
name: relativePath,
date: new Date('1970-01-01'),
});
archive.finalize();
});
}
async build(entry, output) {
const code = await this.bundle(entry);
await this.zip(entry, code, output);
const content = await this.encode(output);
await this.cleanup(output);
return content;
}
async encode(outputPath) {
return await (0, promises_1.readFile)(outputPath, 'base64');
}
async cleanup(outputPath) {
await (0, promises_1.unlink)(outputPath);
}
}
exports.Bundler = Bundler;
//# sourceMappingURL=bundler.js.map