verify-apple-id-token
Version:
Verify the Apple id token on the server side.
118 lines • 6.39 kB
JavaScript
;
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 (g && (g = 0, op[0] && (_ = 0)), _) 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 };
}
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.verifyToken = exports.getApplePublicKey = exports.getAppleJWK = exports.JWKS_APPLE_URI = exports.APPLE_BASE_URL = void 0;
var jwt = require("jsonwebtoken");
var jwksClient = require("jwks-rsa");
exports.APPLE_BASE_URL = "https://appleid.apple.com";
exports.JWKS_APPLE_URI = "/auth/keys";
var getAppleJWK = function (kid) { return __awaiter(void 0, void 0, void 0, function () {
var client, key;
return __generator(this, function (_a) {
switch (_a.label) {
case 0:
client = jwksClient({
cache: true,
jwksUri: "".concat(exports.APPLE_BASE_URL).concat(exports.JWKS_APPLE_URI),
});
return [4 /*yield*/, new Promise(function (resolve, reject) {
client.getSigningKey(kid, function (error, result) {
if (error) {
return reject(error);
}
return resolve(result);
});
})];
case 1:
key = _a.sent();
return [2 /*return*/, {
publicKey: key.getPublicKey(),
kid: key.kid,
alg: key.alg,
}];
}
});
}); };
exports.getAppleJWK = getAppleJWK;
var getApplePublicKey = function (kid) { return __awaiter(void 0, void 0, void 0, function () {
var jwk;
return __generator(this, function (_a) {
switch (_a.label) {
case 0: return [4 /*yield*/, (0, exports.getAppleJWK)(kid)];
case 1:
jwk = _a.sent();
return [2 /*return*/, jwk.publicKey];
}
});
}); };
exports.getApplePublicKey = getApplePublicKey;
var verifyToken = function (params) { return __awaiter(void 0, void 0, void 0, function () {
var decoded, _a, kid, jwtAlg, _b, publicKey, jwkAlg, jwtClaims, isFounded;
return __generator(this, function (_c) {
switch (_c.label) {
case 0:
decoded = jwt.decode(params.idToken, { complete: true });
_a = decoded.header, kid = _a.kid, jwtAlg = _a.alg;
return [4 /*yield*/, (0, exports.getAppleJWK)(kid)];
case 1:
_b = _c.sent(), publicKey = _b.publicKey, jwkAlg = _b.alg;
if (jwtAlg !== jwkAlg) {
throw new Error("The alg does not match the jwk configuration - alg: ".concat(jwtAlg, " | expected: ").concat(jwkAlg));
}
jwtClaims = jwt.verify(params.idToken, publicKey, {
algorithms: [jwkAlg],
nonce: params.nonce,
});
if ((jwtClaims === null || jwtClaims === void 0 ? void 0 : jwtClaims.iss) !== exports.APPLE_BASE_URL) {
throw new Error("The iss does not match the Apple URL - iss: ".concat(jwtClaims.iss, " | expected: ").concat(exports.APPLE_BASE_URL));
}
isFounded = [].concat(jwtClaims.aud).some(function (aud) { return [].concat(params.clientId).includes(aud); });
if (isFounded) {
["email_verified", "is_private_email"].forEach(function (field) {
if (jwtClaims[field] !== undefined) {
jwtClaims[field] = Boolean(jwtClaims[field]);
}
});
return [2 /*return*/, jwtClaims];
}
throw new Error("The aud parameter does not include this client - is: ".concat(jwtClaims.aud, " | expected: ").concat(params.clientId));
}
});
}); };
exports.verifyToken = verifyToken;
//# sourceMappingURL=verifyAppleIdToken.js.map