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svrjs-blog-newsletter/cronjob/node_modules/mongodb/lib/encrypter.js
2024-05-26 22:54:55 +02:00

108 lines
No EOL
4.9 KiB
JavaScript

"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");
const utils_1 = require("./utils");
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');
}
// initialize to null, if we call getInternalClient, we may set this it is important to not overwrite those function calls.
this[kInternalClient] = null;
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) {
// TODO(NODE-4144): Remove new variable for type narrowing
let internalClient = this[kInternalClient];
if (internalClient == null) {
const clonedOptions = {};
for (const key of [
...Object.getOwnPropertyNames(options),
...Object.getOwnPropertySymbols(options)
]) {
if (['autoEncryption', 'minPoolSize', 'servers', 'caseTranslate', 'dbName'].includes(key))
continue;
Reflect.set(clonedOptions, key, Reflect.get(options, key));
}
clonedOptions.minPoolSize = 0;
internalClient = new mongo_client_1.MongoClient(uri, clonedOptions);
this[kInternalClient] = internalClient;
for (const eventName of constants_1.MONGO_CLIENT_EVENTS) {
for (const listener of client.listeners(eventName)) {
internalClient.on(eventName, listener);
}
}
client.on('newListener', (eventName, listener) => {
internalClient === null || internalClient === void 0 ? void 0 : internalClient.on(eventName, listener);
});
this.needsConnecting = true;
}
return internalClient;
}
async connectInternalClient() {
// TODO(NODE-4144): Remove new variable for type narrowing
const internalClient = this[kInternalClient];
if (this.needsConnecting && internalClient != null) {
this.needsConnecting = false;
await internalClient.connect();
}
}
close(client, force, callback) {
this.autoEncrypter.teardown(!!force, e => {
const internalClient = this[kInternalClient];
if (internalClient != null && client !== internalClient) {
return internalClient.close(force, callback);
}
callback(e);
});
}
static checkForMongoCrypt() {
const mongodbClientEncryption = (0, utils_1.getMongoDBClientEncryption)();
if (mongodbClientEncryption == null) {
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;
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