Express_Crud_Example/node_modules/mongodb/lib/encrypter.js

101 lines
4.3 KiB
JavaScript
Raw Permalink Normal View History

2022-01-28 22:33:42 +01:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.Encrypter = void 0;
/* eslint-disable @typescript-eslint/no-var-requires */
const bson_1 = require("./bson");
const constants_1 = require("./constants");
const error_1 = require("./error");
const mongo_client_1 = require("./mongo_client");
let AutoEncrypterClass;
/** @internal */
const kInternalClient = Symbol('internalClient');
/** @internal */
class Encrypter {
constructor(client, uri, options) {
if (typeof options.autoEncryption !== 'object') {
throw new error_1.MongoInvalidArgumentError('Option "autoEncryption" must be specified');
}
this.bypassAutoEncryption = !!options.autoEncryption.bypassAutoEncryption;
this.needsConnecting = false;
if (options.maxPoolSize === 0 && options.autoEncryption.keyVaultClient == null) {
options.autoEncryption.keyVaultClient = client;
}
else if (options.autoEncryption.keyVaultClient == null) {
options.autoEncryption.keyVaultClient = this.getInternalClient(client, uri, options);
}
if (this.bypassAutoEncryption) {
options.autoEncryption.metadataClient = undefined;
}
else if (options.maxPoolSize === 0) {
options.autoEncryption.metadataClient = client;
}
else {
options.autoEncryption.metadataClient = this.getInternalClient(client, uri, options);
}
if (options.proxyHost) {
options.autoEncryption.proxyOptions = {
proxyHost: options.proxyHost,
proxyPort: options.proxyPort,
proxyUsername: options.proxyUsername,
proxyPassword: options.proxyPassword
};
}
options.autoEncryption.bson = Object.create(null);
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
options.autoEncryption.bson.serialize = bson_1.serialize;
// eslint-disable-next-line @typescript-eslint/no-non-null-assertion
options.autoEncryption.bson.deserialize = bson_1.deserialize;
this.autoEncrypter = new AutoEncrypterClass(client, options.autoEncryption);
}
getInternalClient(client, uri, options) {
if (!this[kInternalClient]) {
const clonedOptions = {};
for (const key of Object.keys(options)) {
if (['autoEncryption', 'minPoolSize', 'servers', 'caseTranslate', 'dbName'].includes(key))
continue;
Reflect.set(clonedOptions, key, Reflect.get(options, key));
}
clonedOptions.minPoolSize = 0;
this[kInternalClient] = new mongo_client_1.MongoClient(uri, clonedOptions);
for (const eventName of constants_1.MONGO_CLIENT_EVENTS) {
for (const listener of client.listeners(eventName)) {
this[kInternalClient].on(eventName, listener);
}
}
client.on('newListener', (eventName, listener) => {
this[kInternalClient].on(eventName, listener);
});
this.needsConnecting = true;
}
return this[kInternalClient];
}
connectInternalClient(callback) {
if (this.needsConnecting) {
this.needsConnecting = false;
return this[kInternalClient].connect(callback);
}
return callback();
}
close(client, force, callback) {
this.autoEncrypter.teardown(!!force, e => {
if (this[kInternalClient] && client !== this[kInternalClient]) {
return this[kInternalClient].close(force, callback);
}
callback(e);
});
}
static checkForMongoCrypt() {
let mongodbClientEncryption = undefined;
try {
// Ensure you always wrap an optional require in the try block NODE-3199
mongodbClientEncryption = require('mongodb-client-encryption');
}
catch (err) {
throw new error_1.MongoMissingDependencyError('Auto-encryption requested, but the module is not installed. ' +
'Please add `mongodb-client-encryption` as a dependency of your project');
}
AutoEncrypterClass = mongodbClientEncryption.extension(require('../lib/index')).AutoEncrypter;
}
}
exports.Encrypter = Encrypter;
//# sourceMappingURL=encrypter.js.map