react-csp
Version:
A npm package/plugin that generate Content Security Policy for create-react-app without eject or rewired.
167 lines • 7.89 kB
JavaScript
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var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
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) : new P(function (resolve) { resolve(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 __importStar = (this && this.__importStar) || function (mod) {
if (mod && mod.__esModule) return mod;
var result = {};
if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
result["default"] = mod;
return result;
};
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
var util = __importStar(require("util"));
var fs = __importStar(require("fs"));
var chalk_1 = __importDefault(require("chalk"));
var constants_1 = require("./constants");
var env = "prod";
var args = process.argv.slice(2);
if (Array.isArray(args) && args[0] !== undefined) {
env = args[0];
console.log("Using " + chalk_1.default.cyan(env) + " as the environment");
}
else {
console.log("No env found, using " + chalk_1.default.cyan("prod") + " as the default");
}
var readFile = util.promisify(fs.readFile);
exports.readFile = readFile;
var writeFile = util.promisify(fs.writeFile);
exports.writeFile = writeFile;
var patterns = {
configName: new RegExp("(^|\\W)" + "(csp*?.(js|json))" + "($|\\W)", "gi"),
configExtenstion: /(?:\.([^.]+))?$/,
};
function getConfig() {
return __awaiter(this, void 0, void 0, function () {
var allFiles, fileName, fileExtenstions, fileExtension, config, _a, _b;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
allFiles = fs.readdirSync(constants_1.baseDir);
fileName = allFiles.find(function (fileName) {
return Array.isArray(fileName.match(patterns.configName));
});
console.log("Reading config from " + constants_1.baseDir + " for " + chalk_1.default.cyan("csp.js") + " or " + chalk_1.default.cyan("csp.json"));
if (!fileName) {
throw new Error("No csp config found, should be either csp.json or csp.js");
}
fileExtenstions = patterns.configExtenstion.exec(fileName);
if (!fileExtenstions ||
(fileExtenstions[1] !== "json" && fileExtenstions[1] !== "js")) {
throw new Error("csp should have either js or json as the extension");
}
fileExtension = fileExtenstions[1];
config = null;
if (!(fileExtension === "json")) return [3 /*break*/, 2];
_b = (_a = JSON).parse;
return [4 /*yield*/, readFile(constants_1.configPath(fileExtension), "utf8")];
case 1:
config = _b.apply(_a, [_c.sent()]);
_c.label = 2;
case 2:
if (fileExtension === "js") {
config = require(constants_1.configPath(fileExtension));
}
if (!config[env]) {
throw new Error("Environment " + env + " is not found at the config as a key, please refer to the documentation");
}
return [2 /*return*/, config[env]];
}
});
});
}
exports.getConfig = getConfig;
function loadHTML() {
return __awaiter(this, void 0, void 0, function () {
var html;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
console.log("NEW Loading existing from " + chalk_1.default.red(constants_1.htmlPath));
return [4 /*yield*/, readFile(constants_1.htmlPath, "utf8")];
case 1:
html = _a.sent();
console.log(chalk_1.default.green("HTML") + " is loaded");
return [2 /*return*/, html];
}
});
});
}
exports.loadHTML = loadHTML;
function writeToHtml(html) {
return __awaiter(this, void 0, void 0, function () {
var e_1;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
console.log("Writing to HTML with the " + chalk_1.default.greenBright("new") + " CSP policy");
_a.label = 1;
case 1:
_a.trys.push([1, 3, , 4]);
return [4 /*yield*/, writeFile(constants_1.htmlPath, html, "utf8")];
case 2:
_a.sent();
console.log(chalk_1.default.blue("Successfully generated CSP in " + constants_1.filename));
return [3 /*break*/, 4];
case 3:
e_1 = _a.sent();
console.log(chalk_1.default.red("Fail to generate CSP policy..."));
throw e_1;
case 4: return [2 /*return*/];
}
});
});
}
exports.writeToHtml = writeToHtml;
function formatCSP(config) {
var content = "";
for (var key in config) {
var strs = config[key];
content += key + " ";
if (Array.isArray(strs)) {
content += strs.join(" ");
}
else {
content += strs;
}
content += "; ";
}
return "<meta http-equiv=\"Content-Security-Policy\" content=\"" + content + "\" />";
}
exports.formatCSP = formatCSP;
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