owltech
Version:
This a backend for OwlTech Company
96 lines • 3.63 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
const tls_1 = require("tls");
const call_credentials_1 = require("./call-credentials");
// tslint:disable-next-line:no-any
function verifyIsBufferOrNull(obj, friendlyName) {
if (obj && !(obj instanceof Buffer)) {
throw new TypeError(`${friendlyName}, if provided, must be a Buffer.`);
}
}
/**
* A class that contains credentials for communicating over a channel, as well
* as a set of per-call credentials, which are applied to every method call made
* over a channel initialized with an instance of this class.
*/
class ChannelCredentials {
constructor(callCredentials) {
this.callCredentials = callCredentials || call_credentials_1.CallCredentials.createEmpty();
}
/**
* Gets the set of per-call credentials associated with this instance.
*/
_getCallCredentials() {
return this.callCredentials;
}
/**
* Return a new ChannelCredentials instance with a given set of credentials.
* The resulting instance can be used to construct a Channel that communicates
* over TLS.
* @param rootCerts The root certificate data.
* @param privateKey The client certificate private key, if available.
* @param certChain The client certificate key chain, if available.
*/
static createSsl(rootCerts, privateKey, certChain, verifyOptions) {
verifyIsBufferOrNull(rootCerts, 'Root certificate');
verifyIsBufferOrNull(privateKey, 'Private key');
verifyIsBufferOrNull(certChain, 'Certificate chain');
if (privateKey && !certChain) {
throw new Error('Private key must be given with accompanying certificate chain');
}
if (!privateKey && certChain) {
throw new Error('Certificate chain must be given with accompanying private key');
}
const secureContext = tls_1.createSecureContext({
ca: rootCerts || undefined,
key: privateKey || undefined,
cert: certChain || undefined
});
const connectionOptions = { secureContext };
if (verifyOptions && verifyOptions.checkServerIdentity) {
connectionOptions.checkServerIdentity =
(host, cert) => {
return verifyOptions.checkServerIdentity(host, { raw: cert.raw });
};
}
return new SecureChannelCredentialsImpl(connectionOptions);
}
/**
* Return a new ChannelCredentials instance with no credentials.
*/
static createInsecure() {
return new InsecureChannelCredentialsImpl();
}
}
exports.ChannelCredentials = ChannelCredentials;
class InsecureChannelCredentialsImpl extends ChannelCredentials {
constructor(callCredentials) {
super(callCredentials);
}
compose(callCredentials) {
throw new Error('Cannot compose insecure credentials');
}
_getConnectionOptions() {
return null;
}
_isSecure() {
return false;
}
}
class SecureChannelCredentialsImpl extends ChannelCredentials {
constructor(connectionOptions, callCredentials) {
super(callCredentials);
this.connectionOptions = connectionOptions;
}
compose(callCredentials) {
const combinedCallCredentials = this.callCredentials.compose(callCredentials);
return new SecureChannelCredentialsImpl(this.connectionOptions, combinedCallCredentials);
}
_getConnectionOptions() {
return this.connectionOptions;
}
_isSecure() {
return true;
}
}
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