Sindbad~EG File Manager
"use strict";
// Copyright 2019 Google LLC
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
Object.defineProperty(exports, "__esModule", { value: true });
exports.OAuth2Client = exports.CertificateFormat = exports.CodeChallengeMethod = void 0;
const gaxios_1 = require("gaxios");
const querystring = require("querystring");
const stream = require("stream");
const formatEcdsa = require("ecdsa-sig-formatter");
const crypto_1 = require("../crypto/crypto");
const authclient_1 = require("./authclient");
const loginticket_1 = require("./loginticket");
var CodeChallengeMethod;
(function (CodeChallengeMethod) {
CodeChallengeMethod["Plain"] = "plain";
CodeChallengeMethod["S256"] = "S256";
})(CodeChallengeMethod || (exports.CodeChallengeMethod = CodeChallengeMethod = {}));
var CertificateFormat;
(function (CertificateFormat) {
CertificateFormat["PEM"] = "PEM";
CertificateFormat["JWK"] = "JWK";
})(CertificateFormat || (exports.CertificateFormat = CertificateFormat = {}));
class OAuth2Client extends authclient_1.AuthClient {
constructor(optionsOrClientId, clientSecret, redirectUri) {
const opts = optionsOrClientId && typeof optionsOrClientId === 'object'
? optionsOrClientId
: { clientId: optionsOrClientId, clientSecret, redirectUri };
super(opts);
this.certificateCache = {};
this.certificateExpiry = null;
this.certificateCacheFormat = CertificateFormat.PEM;
this.refreshTokenPromises = new Map();
this._clientId = opts.clientId;
this._clientSecret = opts.clientSecret;
this.redirectUri = opts.redirectUri;
this.endpoints = {
tokenInfoUrl: 'https://oauth2.googleapis.com/tokeninfo',
oauth2AuthBaseUrl: 'https://accounts.google.com/o/oauth2/v2/auth',
oauth2TokenUrl: 'https://oauth2.googleapis.com/token',
oauth2RevokeUrl: 'https://oauth2.googleapis.com/revoke',
oauth2FederatedSignonPemCertsUrl: 'https://www.googleapis.com/oauth2/v1/certs',
oauth2FederatedSignonJwkCertsUrl: 'https://www.googleapis.com/oauth2/v3/certs',
oauth2IapPublicKeyUrl: 'https://www.gstatic.com/iap/verify/public_key',
...opts.endpoints,
};
this.issuers = opts.issuers || [
'accounts.google.com',
'https://accounts.google.com',
this.universeDomain,
];
}
/**
* Generates URL for consent page landing.
* @param opts Options.
* @return URL to consent page.
*/
generateAuthUrl(opts = {}) {
if (opts.code_challenge_method && !opts.code_challenge) {
throw new Error('If a code_challenge_method is provided, code_challenge must be included.');
}
opts.response_type = opts.response_type || 'code';
opts.client_id = opts.client_id || this._clientId;
opts.redirect_uri = opts.redirect_uri || this.redirectUri;
// Allow scopes to be passed either as array or a string
if (Array.isArray(opts.scope)) {
opts.scope = opts.scope.join(' ');
}
const rootUrl = this.endpoints.oauth2AuthBaseUrl.toString();
return (rootUrl +
'?' +
querystring.stringify(opts));
}
generateCodeVerifier() {
// To make the code compatible with browser SubtleCrypto we need to make
// this method async.
throw new Error('generateCodeVerifier is removed, please use generateCodeVerifierAsync instead.');
}
/**
* Convenience method to automatically generate a code_verifier, and its
* resulting SHA256. If used, this must be paired with a S256
* code_challenge_method.
*
* For a full example see:
* https://github.com/googleapis/google-auth-library-nodejs/blob/main/samples/oauth2-codeVerifier.js
*/
async generateCodeVerifierAsync() {
// base64 encoding uses 6 bits per character, and we want to generate128
// characters. 6*128/8 = 96.
const crypto = (0, crypto_1.createCrypto)();
const randomString = crypto.randomBytesBase64(96);
// The valid characters in the code_verifier are [A-Z]/[a-z]/[0-9]/
// "-"/"."/"_"/"~". Base64 encoded strings are pretty close, so we're just
// swapping out a few chars.
const codeVerifier = randomString
.replace(/\+/g, '~')
.replace(/=/g, '_')
.replace(/\//g, '-');
// Generate the base64 encoded SHA256
const unencodedCodeChallenge = await crypto.sha256DigestBase64(codeVerifier);
// We need to use base64UrlEncoding instead of standard base64
const codeChallenge = unencodedCodeChallenge
.split('=')[0]
.replace(/\+/g, '-')
.replace(/\//g, '_');
return { codeVerifier, codeChallenge };
}
getToken(codeOrOptions, callback) {
const options = typeof codeOrOptions === 'string' ? { code: codeOrOptions } : codeOrOptions;
if (callback) {
this.getTokenAsync(options).then(r => callback(null, r.tokens, r.res), e => callback(e, null, e.response));
}
else {
return this.getTokenAsync(options);
}
}
async getTokenAsync(options) {
const url = this.endpoints.oauth2TokenUrl.toString();
const values = {
code: options.code,
client_id: options.client_id || this._clientId,
client_secret: this._clientSecret,
redirect_uri: options.redirect_uri || this.redirectUri,
grant_type: 'authorization_code',
code_verifier: options.codeVerifier,
};
const res = await this.transporter.request({
...OAuth2Client.RETRY_CONFIG,
method: 'POST',
url,
data: querystring.stringify(values),
headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
});
const tokens = res.data;
if (res.data && res.data.expires_in) {
tokens.expiry_date = new Date().getTime() + res.data.expires_in * 1000;
delete tokens.expires_in;
}
this.emit('tokens', tokens);
return { tokens, res };
}
/**
* Refreshes the access token.
* @param refresh_token Existing refresh token.
* @private
*/
async refreshToken(refreshToken) {
if (!refreshToken) {
return this.refreshTokenNoCache(refreshToken);
}
// If a request to refresh using the same token has started,
// return the same promise.
if (this.refreshTokenPromises.has(refreshToken)) {
return this.refreshTokenPromises.get(refreshToken);
}
const p = this.refreshTokenNoCache(refreshToken).then(r => {
this.refreshTokenPromises.delete(refreshToken);
return r;
}, e => {
this.refreshTokenPromises.delete(refreshToken);
throw e;
});
this.refreshTokenPromises.set(refreshToken, p);
return p;
}
async refreshTokenNoCache(refreshToken) {
var _a;
if (!refreshToken) {
throw new Error('No refresh token is set.');
}
const url = this.endpoints.oauth2TokenUrl.toString();
const data = {
refresh_token: refreshToken,
client_id: this._clientId,
client_secret: this._clientSecret,
grant_type: 'refresh_token',
};
let res;
try {
// request for new token
res = await this.transporter.request({
...OAuth2Client.RETRY_CONFIG,
method: 'POST',
url,
data: querystring.stringify(data),
headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
});
}
catch (e) {
if (e instanceof gaxios_1.GaxiosError &&
e.message === 'invalid_grant' &&
((_a = e.response) === null || _a === void 0 ? void 0 : _a.data) &&
/ReAuth/i.test(e.response.data.error_description)) {
e.message = JSON.stringify(e.response.data);
}
throw e;
}
const tokens = res.data;
// TODO: de-duplicate this code from a few spots
if (res.data && res.data.expires_in) {
tokens.expiry_date = new Date().getTime() + res.data.expires_in * 1000;
delete tokens.expires_in;
}
this.emit('tokens', tokens);
return { tokens, res };
}
refreshAccessToken(callback) {
if (callback) {
this.refreshAccessTokenAsync().then(r => callback(null, r.credentials, r.res), callback);
}
else {
return this.refreshAccessTokenAsync();
}
}
async refreshAccessTokenAsync() {
const r = await this.refreshToken(this.credentials.refresh_token);
const tokens = r.tokens;
tokens.refresh_token = this.credentials.refresh_token;
this.credentials = tokens;
return { credentials: this.credentials, res: r.res };
}
getAccessToken(callback) {
if (callback) {
this.getAccessTokenAsync().then(r => callback(null, r.token, r.res), callback);
}
else {
return this.getAccessTokenAsync();
}
}
async getAccessTokenAsync() {
const shouldRefresh = !this.credentials.access_token || this.isTokenExpiring();
if (shouldRefresh) {
if (!this.credentials.refresh_token) {
if (this.refreshHandler) {
const refreshedAccessToken = await this.processAndValidateRefreshHandler();
if (refreshedAccessToken === null || refreshedAccessToken === void 0 ? void 0 : refreshedAccessToken.access_token) {
this.setCredentials(refreshedAccessToken);
return { token: this.credentials.access_token };
}
}
else {
throw new Error('No refresh token or refresh handler callback is set.');
}
}
const r = await this.refreshAccessTokenAsync();
if (!r.credentials || (r.credentials && !r.credentials.access_token)) {
throw new Error('Could not refresh access token.');
}
return { token: r.credentials.access_token, res: r.res };
}
else {
return { token: this.credentials.access_token };
}
}
/**
* The main authentication interface. It takes an optional url which when
* present is the endpoint being accessed, and returns a Promise which
* resolves with authorization header fields.
*
* In OAuth2Client, the result has the form:
* { Authorization: 'Bearer <access_token_value>' }
* @param url The optional url being authorized
*/
async getRequestHeaders(url) {
const headers = (await this.getRequestMetadataAsync(url)).headers;
return headers;
}
async getRequestMetadataAsync(
// eslint-disable-next-line @typescript-eslint/no-unused-vars
url) {
const thisCreds = this.credentials;
if (!thisCreds.access_token &&
!thisCreds.refresh_token &&
!this.apiKey &&
!this.refreshHandler) {
throw new Error('No access, refresh token, API key or refresh handler callback is set.');
}
if (thisCreds.access_token && !this.isTokenExpiring()) {
thisCreds.token_type = thisCreds.token_type || 'Bearer';
const headers = {
Authorization: thisCreds.token_type + ' ' + thisCreds.access_token,
};
return { headers: this.addSharedMetadataHeaders(headers) };
}
// If refreshHandler exists, call processAndValidateRefreshHandler().
if (this.refreshHandler) {
const refreshedAccessToken = await this.processAndValidateRefreshHandler();
if (refreshedAccessToken === null || refreshedAccessToken === void 0 ? void 0 : refreshedAccessToken.access_token) {
this.setCredentials(refreshedAccessToken);
const headers = {
Authorization: 'Bearer ' + this.credentials.access_token,
};
return { headers: this.addSharedMetadataHeaders(headers) };
}
}
if (this.apiKey) {
return { headers: { 'X-Goog-Api-Key': this.apiKey } };
}
let r = null;
let tokens = null;
try {
r = await this.refreshToken(thisCreds.refresh_token);
tokens = r.tokens;
}
catch (err) {
const e = err;
if (e.response &&
(e.response.status === 403 || e.response.status === 404)) {
e.message = `Could not refresh access token: ${e.message}`;
}
throw e;
}
const credentials = this.credentials;
credentials.token_type = credentials.token_type || 'Bearer';
tokens.refresh_token = credentials.refresh_token;
this.credentials = tokens;
const headers = {
Authorization: credentials.token_type + ' ' + tokens.access_token,
};
return { headers: this.addSharedMetadataHeaders(headers), res: r.res };
}
/**
* Generates an URL to revoke the given token.
* @param token The existing token to be revoked.
*
* @deprecated use instance method {@link OAuth2Client.getRevokeTokenURL}
*/
static getRevokeTokenUrl(token) {
return new OAuth2Client().getRevokeTokenURL(token).toString();
}
/**
* Generates a URL to revoke the given token.
*
* @param token The existing token to be revoked.
*/
getRevokeTokenURL(token) {
const url = new URL(this.endpoints.oauth2RevokeUrl);
url.searchParams.append('token', token);
return url;
}
revokeToken(token, callback) {
const opts = {
...OAuth2Client.RETRY_CONFIG,
url: this.getRevokeTokenURL(token).toString(),
method: 'POST',
};
if (callback) {
this.transporter
.request(opts)
.then(r => callback(null, r), callback);
}
else {
return this.transporter.request(opts);
}
}
revokeCredentials(callback) {
if (callback) {
this.revokeCredentialsAsync().then(res => callback(null, res), callback);
}
else {
return this.revokeCredentialsAsync();
}
}
async revokeCredentialsAsync() {
const token = this.credentials.access_token;
this.credentials = {};
if (token) {
return this.revokeToken(token);
}
else {
throw new Error('No access token to revoke.');
}
}
request(opts, callback) {
if (callback) {
this.requestAsync(opts).then(r => callback(null, r), e => {
return callback(e, e.response);
});
}
else {
return this.requestAsync(opts);
}
}
async requestAsync(opts, reAuthRetried = false) {
let r2;
try {
const r = await this.getRequestMetadataAsync(opts.url);
opts.headers = opts.headers || {};
if (r.headers && r.headers['x-goog-user-project']) {
opts.headers['x-goog-user-project'] = r.headers['x-goog-user-project'];
}
if (r.headers && r.headers.Authorization) {
opts.headers.Authorization = r.headers.Authorization;
}
if (this.apiKey) {
opts.headers['X-Goog-Api-Key'] = this.apiKey;
}
r2 = await this.transporter.request(opts);
}
catch (e) {
const res = e.response;
if (res) {
const statusCode = res.status;
// Retry the request for metadata if the following criteria are true:
// - We haven't already retried. It only makes sense to retry once.
// - The response was a 401 or a 403
// - The request didn't send a readableStream
// - An access_token and refresh_token were available, but either no
// expiry_date was available or the forceRefreshOnFailure flag is set.
// The absent expiry_date case can happen when developers stash the
// access_token and refresh_token for later use, but the access_token
// fails on the first try because it's expired. Some developers may
// choose to enable forceRefreshOnFailure to mitigate time-related
// errors.
// Or the following criteria are true:
// - We haven't already retried. It only makes sense to retry once.
// - The response was a 401 or a 403
// - The request didn't send a readableStream
// - No refresh_token was available
// - An access_token and a refreshHandler callback were available, but
// either no expiry_date was available or the forceRefreshOnFailure
// flag is set. The access_token fails on the first try because it's
// expired. Some developers may choose to enable forceRefreshOnFailure
// to mitigate time-related errors.
const mayRequireRefresh = this.credentials &&
this.credentials.access_token &&
this.credentials.refresh_token &&
(!this.credentials.expiry_date || this.forceRefreshOnFailure);
const mayRequireRefreshWithNoRefreshToken = this.credentials &&
this.credentials.access_token &&
!this.credentials.refresh_token &&
(!this.credentials.expiry_date || this.forceRefreshOnFailure) &&
this.refreshHandler;
const isReadableStream = res.config.data instanceof stream.Readable;
const isAuthErr = statusCode === 401 || statusCode === 403;
if (!reAuthRetried &&
isAuthErr &&
!isReadableStream &&
mayRequireRefresh) {
await this.refreshAccessTokenAsync();
return this.requestAsync(opts, true);
}
else if (!reAuthRetried &&
isAuthErr &&
!isReadableStream &&
mayRequireRefreshWithNoRefreshToken) {
const refreshedAccessToken = await this.processAndValidateRefreshHandler();
if (refreshedAccessToken === null || refreshedAccessToken === void 0 ? void 0 : refreshedAccessToken.access_token) {
this.setCredentials(refreshedAccessToken);
}
return this.requestAsync(opts, true);
}
}
throw e;
}
return r2;
}
verifyIdToken(options, callback) {
// This function used to accept two arguments instead of an options object.
// Check the types to help users upgrade with less pain.
// This check can be removed after a 2.0 release.
if (callback && typeof callback !== 'function') {
throw new Error('This method accepts an options object as the first parameter, which includes the idToken, audience, and maxExpiry.');
}
if (callback) {
this.verifyIdTokenAsync(options).then(r => callback(null, r), callback);
}
else {
return this.verifyIdTokenAsync(options);
}
}
async verifyIdTokenAsync(options) {
if (!options.idToken) {
throw new Error('The verifyIdToken method requires an ID Token');
}
const response = await this.getFederatedSignonCertsAsync();
const login = await this.verifySignedJwtWithCertsAsync(options.idToken, response.certs, options.audience, this.issuers, options.maxExpiry);
return login;
}
/**
* Obtains information about the provisioned access token. Especially useful
* if you want to check the scopes that were provisioned to a given token.
*
* @param accessToken Required. The Access Token for which you want to get
* user info.
*/
async getTokenInfo(accessToken) {
const { data } = await this.transporter.request({
...OAuth2Client.RETRY_CONFIG,
method: 'POST',
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
Authorization: `Bearer ${accessToken}`,
},
url: this.endpoints.tokenInfoUrl.toString(),
});
const info = Object.assign({
expiry_date: new Date().getTime() + data.expires_in * 1000,
scopes: data.scope.split(' '),
}, data);
delete info.expires_in;
delete info.scope;
return info;
}
getFederatedSignonCerts(callback) {
if (callback) {
this.getFederatedSignonCertsAsync().then(r => callback(null, r.certs, r.res), callback);
}
else {
return this.getFederatedSignonCertsAsync();
}
}
async getFederatedSignonCertsAsync() {
const nowTime = new Date().getTime();
const format = (0, crypto_1.hasBrowserCrypto)()
? CertificateFormat.JWK
: CertificateFormat.PEM;
if (this.certificateExpiry &&
nowTime < this.certificateExpiry.getTime() &&
this.certificateCacheFormat === format) {
return { certs: this.certificateCache, format };
}
let res;
let url;
switch (format) {
case CertificateFormat.PEM:
url = this.endpoints.oauth2FederatedSignonPemCertsUrl.toString();
break;
case CertificateFormat.JWK:
url = this.endpoints.oauth2FederatedSignonJwkCertsUrl.toString();
break;
default:
throw new Error(`Unsupported certificate format ${format}`);
}
try {
res = await this.transporter.request({
...OAuth2Client.RETRY_CONFIG,
url,
});
}
catch (e) {
if (e instanceof Error) {
e.message = `Failed to retrieve verification certificates: ${e.message}`;
}
throw e;
}
const cacheControl = res ? res.headers['cache-control'] : undefined;
let cacheAge = -1;
if (cacheControl) {
const pattern = new RegExp('max-age=([0-9]*)');
const regexResult = pattern.exec(cacheControl);
if (regexResult && regexResult.length === 2) {
// Cache results with max-age (in seconds)
cacheAge = Number(regexResult[1]) * 1000; // milliseconds
}
}
let certificates = {};
switch (format) {
case CertificateFormat.PEM:
certificates = res.data;
break;
case CertificateFormat.JWK:
for (const key of res.data.keys) {
certificates[key.kid] = key;
}
break;
default:
throw new Error(`Unsupported certificate format ${format}`);
}
const now = new Date();
this.certificateExpiry =
cacheAge === -1 ? null : new Date(now.getTime() + cacheAge);
this.certificateCache = certificates;
this.certificateCacheFormat = format;
return { certs: certificates, format, res };
}
getIapPublicKeys(callback) {
if (callback) {
this.getIapPublicKeysAsync().then(r => callback(null, r.pubkeys, r.res), callback);
}
else {
return this.getIapPublicKeysAsync();
}
}
async getIapPublicKeysAsync() {
let res;
const url = this.endpoints.oauth2IapPublicKeyUrl.toString();
try {
res = await this.transporter.request({
...OAuth2Client.RETRY_CONFIG,
url,
});
}
catch (e) {
if (e instanceof Error) {
e.message = `Failed to retrieve verification certificates: ${e.message}`;
}
throw e;
}
return { pubkeys: res.data, res };
}
verifySignedJwtWithCerts() {
// To make the code compatible with browser SubtleCrypto we need to make
// this method async.
throw new Error('verifySignedJwtWithCerts is removed, please use verifySignedJwtWithCertsAsync instead.');
}
/**
* Verify the id token is signed with the correct certificate
* and is from the correct audience.
* @param jwt The jwt to verify (The ID Token in this case).
* @param certs The array of certs to test the jwt against.
* @param requiredAudience The audience to test the jwt against.
* @param issuers The allowed issuers of the jwt (Optional).
* @param maxExpiry The max expiry the certificate can be (Optional).
* @return Returns a promise resolving to LoginTicket on verification.
*/
async verifySignedJwtWithCertsAsync(jwt, certs, requiredAudience, issuers, maxExpiry) {
const crypto = (0, crypto_1.createCrypto)();
if (!maxExpiry) {
maxExpiry = OAuth2Client.DEFAULT_MAX_TOKEN_LIFETIME_SECS_;
}
const segments = jwt.split('.');
if (segments.length !== 3) {
throw new Error('Wrong number of segments in token: ' + jwt);
}
const signed = segments[0] + '.' + segments[1];
let signature = segments[2];
let envelope;
let payload;
try {
envelope = JSON.parse(crypto.decodeBase64StringUtf8(segments[0]));
}
catch (err) {
if (err instanceof Error) {
err.message = `Can't parse token envelope: ${segments[0]}': ${err.message}`;
}
throw err;
}
if (!envelope) {
throw new Error("Can't parse token envelope: " + segments[0]);
}
try {
payload = JSON.parse(crypto.decodeBase64StringUtf8(segments[1]));
}
catch (err) {
if (err instanceof Error) {
err.message = `Can't parse token payload '${segments[0]}`;
}
throw err;
}
if (!payload) {
throw new Error("Can't parse token payload: " + segments[1]);
}
if (!Object.prototype.hasOwnProperty.call(certs, envelope.kid)) {
// If this is not present, then there's no reason to attempt verification
throw new Error('No pem found for envelope: ' + JSON.stringify(envelope));
}
const cert = certs[envelope.kid];
if (envelope.alg === 'ES256') {
signature = formatEcdsa.joseToDer(signature, 'ES256').toString('base64');
}
const verified = await crypto.verify(cert, signed, signature);
if (!verified) {
throw new Error('Invalid token signature: ' + jwt);
}
if (!payload.iat) {
throw new Error('No issue time in token: ' + JSON.stringify(payload));
}
if (!payload.exp) {
throw new Error('No expiration time in token: ' + JSON.stringify(payload));
}
const iat = Number(payload.iat);
if (isNaN(iat))
throw new Error('iat field using invalid format');
const exp = Number(payload.exp);
if (isNaN(exp))
throw new Error('exp field using invalid format');
const now = new Date().getTime() / 1000;
if (exp >= now + maxExpiry) {
throw new Error('Expiration time too far in future: ' + JSON.stringify(payload));
}
const earliest = iat - OAuth2Client.CLOCK_SKEW_SECS_;
const latest = exp + OAuth2Client.CLOCK_SKEW_SECS_;
if (now < earliest) {
throw new Error('Token used too early, ' +
now +
' < ' +
earliest +
': ' +
JSON.stringify(payload));
}
if (now > latest) {
throw new Error('Token used too late, ' +
now +
' > ' +
latest +
': ' +
JSON.stringify(payload));
}
if (issuers && issuers.indexOf(payload.iss) < 0) {
throw new Error('Invalid issuer, expected one of [' +
issuers +
'], but got ' +
payload.iss);
}
// Check the audience matches if we have one
if (typeof requiredAudience !== 'undefined' && requiredAudience !== null) {
const aud = payload.aud;
let audVerified = false;
// If the requiredAudience is an array, check if it contains token
// audience
if (requiredAudience.constructor === Array) {
audVerified = requiredAudience.indexOf(aud) > -1;
}
else {
audVerified = aud === requiredAudience;
}
if (!audVerified) {
throw new Error('Wrong recipient, payload audience != requiredAudience');
}
}
return new loginticket_1.LoginTicket(envelope, payload);
}
/**
* Returns a promise that resolves with AccessTokenResponse type if
* refreshHandler is defined.
* If not, nothing is returned.
*/
async processAndValidateRefreshHandler() {
if (this.refreshHandler) {
const accessTokenResponse = await this.refreshHandler();
if (!accessTokenResponse.access_token) {
throw new Error('No access token is returned by the refreshHandler callback.');
}
return accessTokenResponse;
}
return;
}
/**
* Returns true if a token is expired or will expire within
* eagerRefreshThresholdMillismilliseconds.
* If there is no expiry time, assumes the token is not expired or expiring.
*/
isTokenExpiring() {
const expiryDate = this.credentials.expiry_date;
return expiryDate
? expiryDate <= new Date().getTime() + this.eagerRefreshThresholdMillis
: false;
}
}
exports.OAuth2Client = OAuth2Client;
/**
* @deprecated use instance's {@link OAuth2Client.endpoints}
*/
OAuth2Client.GOOGLE_TOKEN_INFO_URL = 'https://oauth2.googleapis.com/tokeninfo';
/**
* Clock skew - five minutes in seconds
*/
OAuth2Client.CLOCK_SKEW_SECS_ = 300;
/**
* The default max Token Lifetime is one day in seconds
*/
OAuth2Client.DEFAULT_MAX_TOKEN_LIFETIME_SECS_ = 86400;
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