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2002161x 211939x 8x 211931x 8x 211923x 8x 211915x 12x 2002125x 62939005x 62939005x 62939005x 20581375x 20581327x 2001009x 2001005x 22498300x 22498224x 3227855x 3227855x 3227855x 2040524x 2040524x 2040524x 52x 52x 12589890x 12589890x 12589350x 12589350x 392x 1694918x 175x 1694743x 2282x 20538x 2282x 4x 2278x 2278x 518x 2278x 2278x 25x 2278x 257x 257x 265x 224x 377x 377x 343x 41x 41x 253x 636039x 636039x 46851x 46851x 46851x 8x 46843x 241x 46602x 2001209x 2001209x 2001209x 2001209x 4x 2001205x 2001229x 2001213x 16x 2001189x 3697x 3697x 3697x 67x 63x 63x 4x 4x 4x 16x 12x 12x 2001153x 2001149x 4x 2001145x 90x 82x 82x 2001129x 2001129x 712x 712x 1560x 2001129x 1998083x 3046x 4x 4x 3042x 3038x 3038x 4x 123x 123x 123x 159x 159x 64x 64x 155x 95x 95x 155x 119x 2001073x 8x 2001065x 24x 24x 16x 12x 8x 8x 4x 4x 12x 62787x 2731x 2731x 4x 4x 29815x 29807x 49912x 12x 49900x 52268x 52268x 54264x 185381x 435452x 12x 52256x 392x 43512x 11368x | import * as dns from 'dns';
import ConnectionString from 'mongodb-connection-string-url';
import { URLSearchParams } from 'url';
import type { Document } from './bson';
import { MongoCredentials } from './cmap/auth/mongo_credentials';
import { AUTH_MECHS_AUTH_SRC_EXTERNAL, AuthMechanism } from './cmap/auth/providers';
import { addContainerMetadata, makeClientMetadata } from './cmap/handshake/client_metadata';
import { Compressor, type CompressorName } from './cmap/wire_protocol/compression';
import { Encrypter } from './encrypter';
import {
MongoAPIError,
MongoInvalidArgumentError,
MongoMissingCredentialsError,
MongoParseError
} from './error';
import {
MongoClient,
type MongoClientOptions,
type MongoOptions,
type PkFactory,
type ServerApi,
ServerApiVersion
} from './mongo_client';
import { MongoLoggableComponent, MongoLogger, SeverityLevel } from './mongo_logger';
import { ReadConcern, type ReadConcernLevel } from './read_concern';
import { ReadPreference, type ReadPreferenceMode } from './read_preference';
import { ServerMonitoringMode } from './sdam/monitor';
import type { TagSet } from './sdam/server_description';
import {
checkParentDomainMatch,
DEFAULT_PK_FACTORY,
emitWarning,
HostAddress,
isRecord,
parseInteger,
setDifference,
squashError
} from './utils';
import { type W, WriteConcern } from './write_concern';
const VALID_TXT_RECORDS = ['authSource', 'replicaSet', 'loadBalanced'];
const LB_SINGLE_HOST_ERROR = 'loadBalanced option only supported with a single host in the URI';
const LB_REPLICA_SET_ERROR = 'loadBalanced option not supported with a replicaSet option';
const LB_DIRECT_CONNECTION_ERROR =
'loadBalanced option not supported when directConnection is provided';
function retryDNSTimeoutFor(api: 'resolveSrv'): (a: string) => Promise<dns.SrvRecord[]>;
function retryDNSTimeoutFor(api: 'resolveTxt'): (a: string) => Promise<string[][]>;
function retryDNSTimeoutFor(
api: 'resolveSrv' | 'resolveTxt'
): (a: string) => Promise<dns.SrvRecord[] | string[][]> {
return async function dnsReqRetryTimeout(lookupAddress: string) {
try {
return await dns.promises[api](lookupAddress);
} catch (firstDNSError) {
if (firstDNSError.code === dns.TIMEOUT) {
return await dns.promises[api](lookupAddress);
} else {
throw firstDNSError;
}
}
};
}
const resolveSrv = retryDNSTimeoutFor('resolveSrv');
const resolveTxt = retryDNSTimeoutFor('resolveTxt');
/**
* Lookup a `mongodb+srv` connection string, combine the parts and reparse it as a normal
* connection string.
*
* @param uri - The connection string to parse
* @param options - Optional user provided connection string options
*/
export async function resolveSRVRecord(options: MongoOptions): Promise<HostAddress[]> {
Iif (typeof options.srvHost !== 'string') {
throw new MongoAPIError('Option "srvHost" must not be empty');
}
// Asynchronously start TXT resolution so that we do not have to wait until
// the SRV record is resolved before starting a second DNS query.
const lookupAddress = options.srvHost;
const txtResolutionPromise = resolveTxt(lookupAddress);
txtResolutionPromise.then(undefined, squashError); // rejections will be handled later
const hostname = `_${options.srvServiceName}._tcp.${lookupAddress}`;
// Resolve the SRV record and use the result as the list of hosts to connect to.
const addresses = await resolveSrv(hostname);
Iif (addresses.length === 0) {
throw new MongoAPIError('No addresses found at host');
}
for (const { name } of addresses) {
checkParentDomainMatch(name, lookupAddress);
}
const hostAddresses = addresses.map(r => HostAddress.fromString(`${r.name}:${r.port ?? 27017}`));
validateLoadBalancedOptions(hostAddresses, options, true);
// Use the result of resolving the TXT record and add options from there if they exist.
let record;
try {
record = await txtResolutionPromise;
} catch (error) {
if (error.code !== 'ENODATA' && error.code !== 'ENOTFOUND') {
throw error;
}
return hostAddresses;
}
Iif (record.length > 1) {
throw new MongoParseError('Multiple text records not allowed');
}
const txtRecordOptions = new URLSearchParams(record[0].join(''));
const txtRecordOptionKeys = [...txtRecordOptions.keys()];
Iif (txtRecordOptionKeys.some(key => !VALID_TXT_RECORDS.includes(key))) {
throw new MongoParseError(`Text record may only set any of: ${VALID_TXT_RECORDS.join(', ')}`);
}
Iif (VALID_TXT_RECORDS.some(option => txtRecordOptions.get(option) === '')) {
throw new MongoParseError('Cannot have empty URI params in DNS TXT Record');
}
const source = txtRecordOptions.get('authSource') ?? undefined;
const replicaSet = txtRecordOptions.get('replicaSet') ?? undefined;
const loadBalanced = txtRecordOptions.get('loadBalanced') ?? undefined;
if (
!options.userSpecifiedAuthSource &&
source &&
options.credentials &&
!AUTH_MECHS_AUTH_SRC_EXTERNAL.has(options.credentials.mechanism)
) {
options.credentials = MongoCredentials.merge(options.credentials, { source });
}
if (!options.userSpecifiedReplicaSet && replicaSet) {
options.replicaSet = replicaSet;
}
if (loadBalanced === 'true') {
options.loadBalanced = true;
}
Iif (options.replicaSet && options.srvMaxHosts > 0) {
throw new MongoParseError('Cannot combine replicaSet option with srvMaxHosts');
}
validateLoadBalancedOptions(hostAddresses, options, true);
return hostAddresses;
}
/**
* Checks if TLS options are valid
*
* @param allOptions - All options provided by user or included in default options map
* @throws MongoAPIError if TLS options are invalid
*/
function checkTLSOptions(allOptions: CaseInsensitiveMap): void {
Iif (!allOptions) return;
const check = (a: string, b: string) => {
if (allOptions.has(a) && allOptions.has(b)) {
throw new MongoAPIError(`The '${a}' option cannot be used with the '${b}' option`);
}
};
check('tlsInsecure', 'tlsAllowInvalidCertificates');
check('tlsInsecure', 'tlsAllowInvalidHostnames');
check('tlsInsecure', 'tlsDisableCertificateRevocationCheck');
check('tlsInsecure', 'tlsDisableOCSPEndpointCheck');
check('tlsAllowInvalidCertificates', 'tlsDisableCertificateRevocationCheck');
check('tlsAllowInvalidCertificates', 'tlsDisableOCSPEndpointCheck');
check('tlsDisableCertificateRevocationCheck', 'tlsDisableOCSPEndpointCheck');
}
function getBoolean(name: string, value: unknown): boolean {
if (typeof value === 'boolean') return value;
switch (value) {
case 'true':
return true;
case 'false':
return false;
default:
throw new MongoParseError(`${name} must be either "true" or "false"`);
}
}
function getIntFromOptions(name: string, value: unknown): number {
const parsedInt = parseInteger(value);
if (parsedInt != null) {
return parsedInt;
}
throw new MongoParseError(`Expected ${name} to be stringified int value, got: ${value}`);
}
function getUIntFromOptions(name: string, value: unknown): number {
const parsedValue = getIntFromOptions(name, value);
if (parsedValue < 0) {
throw new MongoParseError(`${name} can only be a positive int value, got: ${value}`);
}
return parsedValue;
}
function* entriesFromString(value: string): Generator<[string, string]> {
if (value === '') {
return;
}
const keyValuePairs = value.split(',');
for (const keyValue of keyValuePairs) {
const [key, value] = keyValue.split(/:(.*)/);
if (value == null) {
throw new MongoParseError('Cannot have undefined values in key value pairs');
}
yield [key, value];
}
}
class CaseInsensitiveMap<Value = any> extends Map<string, Value> {
constructor(entries: Array<[string, any]> = []) {
super(entries.map(([k, v]) => [k.toLowerCase(), v]));
}
override has(k: string) {
return super.has(k.toLowerCase());
}
override get(k: string) {
return super.get(k.toLowerCase());
}
override set(k: string, v: any) {
return super.set(k.toLowerCase(), v);
}
override delete(k: string): boolean {
return super.delete(k.toLowerCase());
}
}
export function parseOptions(
uri: string,
mongoClient: MongoClient | MongoClientOptions | undefined = undefined,
options: MongoClientOptions = {}
): MongoOptions {
if (mongoClient != null && !(mongoClient instanceof MongoClient)) {
options = mongoClient;
mongoClient = undefined;
}
// validate BSONOptions
if (options.useBigInt64 && typeof options.promoteLongs === 'boolean' && !options.promoteLongs) {
throw new MongoAPIError('Must request either bigint or Long for int64 deserialization');
}
if (options.useBigInt64 && typeof options.promoteValues === 'boolean' && !options.promoteValues) {
throw new MongoAPIError('Must request either bigint or Long for int64 deserialization');
}
const url = new ConnectionString(uri);
const { hosts, isSRV } = url;
const mongoOptions = Object.create(null);
mongoOptions.hosts = isSRV ? [] : hosts.map(HostAddress.fromString);
const urlOptions = new CaseInsensitiveMap<unknown[]>();
if (url.pathname !== '/' && url.pathname !== '') {
const dbName = decodeURIComponent(
url.pathname[0] === '/' ? url.pathname.slice(1) : url.pathname
);
Eif (dbName) {
urlOptions.set('dbName', [dbName]);
}
}
if (url.username !== '') {
const auth: Document = {
username: decodeURIComponent(url.username)
};
Eif (typeof url.password === 'string') {
auth.password = decodeURIComponent(url.password);
}
urlOptions.set('auth', [auth]);
}
for (const key of url.searchParams.keys()) {
const values = url.searchParams.getAll(key);
const isReadPreferenceTags = /readPreferenceTags/i.test(key);
if (!isReadPreferenceTags && values.length > 1) {
throw new MongoInvalidArgumentError(
`URI option "${key}" cannot appear more than once in the connection string`
);
}
if (!isReadPreferenceTags && values.includes('')) {
throw new MongoAPIError(`URI option "${key}" cannot be specified with no value`);
}
if (!urlOptions.has(key)) {
urlOptions.set(key, values);
}
}
const objectOptions = new CaseInsensitiveMap<unknown>(
Object.entries(options).filter(([, v]) => v != null)
);
// Validate options that can only be provided by one of uri or object
if (urlOptions.has('serverApi')) {
throw new MongoParseError(
'URI cannot contain `serverApi`, it can only be passed to the client'
);
}
const uriMechanismProperties = urlOptions.get('authMechanismProperties');
if (uriMechanismProperties) {
for (const property of uriMechanismProperties) {
if (/(^|,)ALLOWED_HOSTS:/.test(property as string)) {
throw new MongoParseError(
'Auth mechanism property ALLOWED_HOSTS is not allowed in the connection string.'
);
}
}
}
if (objectOptions.has('loadBalanced')) {
throw new MongoParseError('loadBalanced is only a valid option in the URI');
}
// All option collection
const allProvidedOptions = new CaseInsensitiveMap<unknown[]>();
const allProvidedKeys = new Set<string>([...urlOptions.keys(), ...objectOptions.keys()]);
for (const key of allProvidedKeys) {
const values = [];
const objectOptionValue = objectOptions.get(key);
if (objectOptionValue != null) {
values.push(objectOptionValue);
}
const urlValues = urlOptions.get(key) ?? [];
values.push(...urlValues);
allProvidedOptions.set(key, values);
}
if (allProvidedOptions.has('tls') || allProvidedOptions.has('ssl')) {
const tlsAndSslOpts = (allProvidedOptions.get('tls') || [])
.concat(allProvidedOptions.get('ssl') || [])
.map(getBoolean.bind(null, 'tls/ssl'));
if (new Set(tlsAndSslOpts).size !== 1) {
throw new MongoParseError('All values of tls/ssl must be the same.');
}
}
checkTLSOptions(allProvidedOptions);
const unsupportedOptions = setDifference(
allProvidedKeys,
Array.from(Object.keys(OPTIONS)).map(s => s.toLowerCase())
);
if (unsupportedOptions.size !== 0) {
const optionWord = unsupportedOptions.size > 1 ? 'options' : 'option';
const isOrAre = unsupportedOptions.size > 1 ? 'are' : 'is';
throw new MongoParseError(
`${optionWord} ${Array.from(unsupportedOptions).join(', ')} ${isOrAre} not supported`
);
}
// Option parsing and setting
for (const [key, descriptor] of Object.entries(OPTIONS)) {
const values = allProvidedOptions.get(key);
if (!values || values.length === 0) {
if (DEFAULT_OPTIONS.has(key)) {
setOption(mongoOptions, key, descriptor, [DEFAULT_OPTIONS.get(key)]);
}
} else {
const { deprecated } = descriptor;
if (deprecated) {
const deprecatedMsg = typeof deprecated === 'string' ? `: ${deprecated}` : '';
emitWarning(`${key} is a deprecated option${deprecatedMsg}`);
}
setOption(mongoOptions, key, descriptor, values);
}
}
if (mongoOptions.credentials) {
const isGssapi = mongoOptions.credentials.mechanism === AuthMechanism.MONGODB_GSSAPI;
const isX509 = mongoOptions.credentials.mechanism === AuthMechanism.MONGODB_X509;
const isAws = mongoOptions.credentials.mechanism === AuthMechanism.MONGODB_AWS;
const isOidc = mongoOptions.credentials.mechanism === AuthMechanism.MONGODB_OIDC;
if (
(isGssapi || isX509) &&
allProvidedOptions.has('authSource') &&
mongoOptions.credentials.source !== '$external'
) {
// If authSource was explicitly given and its incorrect, we error
throw new MongoParseError(
`authMechanism ${mongoOptions.credentials.mechanism} requires an authSource of '$external'`
);
}
if (
!(isGssapi || isX509 || isAws || isOidc) &&
mongoOptions.dbName &&
!allProvidedOptions.has('authSource')
) {
// inherit the dbName unless GSSAPI or X509, then silently ignore dbName
// and there was no specific authSource given
mongoOptions.credentials = MongoCredentials.merge(mongoOptions.credentials, {
source: mongoOptions.dbName
});
}
if (isAws && mongoOptions.credentials.username && !mongoOptions.credentials.password) {
throw new MongoMissingCredentialsError(
`When using ${mongoOptions.credentials.mechanism} password must be set when a username is specified`
);
}
mongoOptions.credentials.validate();
// Check if the only auth related option provided was authSource, if so we can remove credentials
if (
mongoOptions.credentials.password === '' &&
mongoOptions.credentials.username === '' &&
mongoOptions.credentials.mechanism === AuthMechanism.MONGODB_DEFAULT &&
Object.keys(mongoOptions.credentials.mechanismProperties).length === 0
) {
delete mongoOptions.credentials;
}
}
if (!mongoOptions.dbName) {
// dbName default is applied here because of the credential validation above
mongoOptions.dbName = 'test';
}
validateLoadBalancedOptions(hosts, mongoOptions, isSRV);
if (mongoClient && mongoOptions.autoEncryption) {
Encrypter.checkForMongoCrypt();
mongoOptions.encrypter = new Encrypter(mongoClient, uri, options);
mongoOptions.autoEncrypter = mongoOptions.encrypter.autoEncrypter;
}
// Potential SRV Overrides and SRV connection string validations
mongoOptions.userSpecifiedAuthSource =
objectOptions.has('authSource') || urlOptions.has('authSource');
mongoOptions.userSpecifiedReplicaSet =
objectOptions.has('replicaSet') || urlOptions.has('replicaSet');
if (isSRV) {
// SRV Record is resolved upon connecting
mongoOptions.srvHost = hosts[0];
Iif (mongoOptions.directConnection) {
throw new MongoAPIError('SRV URI does not support directConnection');
}
if (mongoOptions.srvMaxHosts > 0 && typeof mongoOptions.replicaSet === 'string') {
throw new MongoParseError('Cannot use srvMaxHosts option with replicaSet');
}
// SRV turns on TLS by default, but users can override and turn it off
const noUserSpecifiedTLS = !objectOptions.has('tls') && !urlOptions.has('tls');
const noUserSpecifiedSSL = !objectOptions.has('ssl') && !urlOptions.has('ssl');
if (noUserSpecifiedTLS && noUserSpecifiedSSL) {
mongoOptions.tls = true;
}
} else {
const userSpecifiedSrvOptions =
urlOptions.has('srvMaxHosts') ||
objectOptions.has('srvMaxHosts') ||
urlOptions.has('srvServiceName') ||
objectOptions.has('srvServiceName');
if (userSpecifiedSrvOptions) {
throw new MongoParseError(
'Cannot use srvMaxHosts or srvServiceName with a non-srv connection string'
);
}
}
if (mongoOptions.directConnection && mongoOptions.hosts.length !== 1) {
throw new MongoParseError('directConnection option requires exactly one host');
}
if (
!mongoOptions.proxyHost &&
(mongoOptions.proxyPort || mongoOptions.proxyUsername || mongoOptions.proxyPassword)
) {
throw new MongoParseError('Must specify proxyHost if other proxy options are passed');
}
if (
(mongoOptions.proxyUsername && !mongoOptions.proxyPassword) ||
(!mongoOptions.proxyUsername && mongoOptions.proxyPassword)
) {
throw new MongoParseError('Can only specify both of proxy username/password or neither');
}
const proxyOptions = ['proxyHost', 'proxyPort', 'proxyUsername', 'proxyPassword'].map(
key => urlOptions.get(key) ?? []
);
Iif (proxyOptions.some(options => options.length > 1)) {
throw new MongoParseError(
'Proxy options cannot be specified multiple times in the connection string'
);
}
mongoOptions.mongoLoggerOptions = MongoLogger.resolveOptions(
{
MONGODB_LOG_COMMAND: process.env.MONGODB_LOG_COMMAND,
MONGODB_LOG_TOPOLOGY: process.env.MONGODB_LOG_TOPOLOGY,
MONGODB_LOG_SERVER_SELECTION: process.env.MONGODB_LOG_SERVER_SELECTION,
MONGODB_LOG_CONNECTION: process.env.MONGODB_LOG_CONNECTION,
MONGODB_LOG_CLIENT: process.env.MONGODB_LOG_CLIENT,
MONGODB_LOG_ALL: process.env.MONGODB_LOG_ALL,
MONGODB_LOG_MAX_DOCUMENT_LENGTH: process.env.MONGODB_LOG_MAX_DOCUMENT_LENGTH,
MONGODB_LOG_PATH: process.env.MONGODB_LOG_PATH
},
{
mongodbLogPath: mongoOptions.mongodbLogPath,
mongodbLogComponentSeverities: mongoOptions.mongodbLogComponentSeverities,
mongodbLogMaxDocumentLength: mongoOptions.mongodbLogMaxDocumentLength
}
);
mongoOptions.metadata = makeClientMetadata(mongoOptions);
mongoOptions.extendedMetadata = addContainerMetadata(mongoOptions.metadata).then(
undefined,
squashError
); // rejections will be handled later
return mongoOptions;
}
/**
* #### Throws if LB mode is true:
* - hosts contains more than one host
* - there is a replicaSet name set
* - directConnection is set
* - if srvMaxHosts is used when an srv connection string is passed in
*
* @throws MongoParseError
*/
function validateLoadBalancedOptions(
hosts: HostAddress[] | string[],
mongoOptions: MongoOptions,
isSrv: boolean
): void {
if (mongoOptions.loadBalanced) {
if (hosts.length > 1) {
throw new MongoParseError(LB_SINGLE_HOST_ERROR);
}
if (mongoOptions.replicaSet) {
throw new MongoParseError(LB_REPLICA_SET_ERROR);
}
if (mongoOptions.directConnection) {
throw new MongoParseError(LB_DIRECT_CONNECTION_ERROR);
}
if (isSrv && mongoOptions.srvMaxHosts > 0) {
throw new MongoParseError('Cannot limit srv hosts with loadBalanced enabled');
}
}
return;
}
function setOption(
mongoOptions: any,
key: string,
descriptor: OptionDescriptor,
values: unknown[]
) {
const { target, type, transform } = descriptor;
const name = target ?? key;
switch (type) {
case 'boolean':
mongoOptions[name] = getBoolean(name, values[0]);
break;
case 'int':
mongoOptions[name] = getIntFromOptions(name, values[0]);
break;
case 'uint':
mongoOptions[name] = getUIntFromOptions(name, values[0]);
break;
case 'string':
Iif (values[0] == null) {
break;
}
mongoOptions[name] = String(values[0]);
break;
case 'record':
Iif (!isRecord(values[0])) {
throw new MongoParseError(`${name} must be an object`);
}
mongoOptions[name] = values[0];
break;
case 'any':
mongoOptions[name] = values[0];
break;
default: {
Iif (!transform) {
throw new MongoParseError('Descriptors missing a type must define a transform');
}
const transformValue = transform({ name, options: mongoOptions, values });
mongoOptions[name] = transformValue;
break;
}
}
}
interface OptionDescriptor {
target?: string;
type?: 'boolean' | 'int' | 'uint' | 'record' | 'string' | 'any';
default?: any;
deprecated?: boolean | string;
/**
* @param name - the original option name
* @param options - the options so far for resolution
* @param values - the possible values in precedence order
*/
transform?: (args: { name: string; options: MongoOptions; values: unknown[] }) => unknown;
}
export const OPTIONS = {
appName: {
type: 'string'
},
auth: {
target: 'credentials',
transform({ name, options, values: [value] }): MongoCredentials {
if (!isRecord(value, ['username', 'password'] as const)) {
throw new MongoParseError(
`${name} must be an object with 'username' and 'password' properties`
);
}
return MongoCredentials.merge(options.credentials, {
username: value.username,
password: value.password
});
}
},
authMechanism: {
target: 'credentials',
transform({ options, values: [value] }): MongoCredentials {
const mechanisms = Object.values(AuthMechanism);
const [mechanism] = mechanisms.filter(m => m.match(RegExp(String.raw`\b${value}\b`, 'i')));
if (!mechanism) {
throw new MongoParseError(`authMechanism one of ${mechanisms}, got ${value}`);
}
let source = options.credentials?.source;
if (
mechanism === AuthMechanism.MONGODB_PLAIN ||
AUTH_MECHS_AUTH_SRC_EXTERNAL.has(mechanism)
) {
// some mechanisms have '$external' as the Auth Source
source = '$external';
}
let password = options.credentials?.password;
if (mechanism === AuthMechanism.MONGODB_X509 && password === '') {
password = undefined;
}
return MongoCredentials.merge(options.credentials, {
mechanism,
source,
password
});
}
},
// Note that if the authMechanismProperties contain a TOKEN_RESOURCE that has a
// comma in it, it MUST be supplied as a MongoClient option instead of in the
// connection string.
authMechanismProperties: {
target: 'credentials',
transform({ options, values }): MongoCredentials {
// We can have a combination of options passed in the URI and options passed
// as an object to the MongoClient. So we must transform the string options
// as well as merge them together with a potentially provided object.
let mechanismProperties = Object.create(null);
for (const optionValue of values) {
if (typeof optionValue === 'string') {
for (const [key, value] of entriesFromString(optionValue)) {
try {
mechanismProperties[key] = getBoolean(key, value);
} catch {
mechanismProperties[key] = value;
}
}
} else {
Iif (!isRecord(optionValue)) {
throw new MongoParseError('AuthMechanismProperties must be an object');
}
mechanismProperties = { ...optionValue };
}
}
return MongoCredentials.merge(options.credentials, {
mechanismProperties
});
}
},
authSource: {
target: 'credentials',
transform({ options, values: [value] }): MongoCredentials {
const source = String(value);
return MongoCredentials.merge(options.credentials, { source });
}
},
autoEncryption: {
type: 'record'
},
autoSelectFamily: {
type: 'boolean',
default: true
},
autoSelectFamilyAttemptTimeout: {
type: 'uint'
},
bsonRegExp: {
type: 'boolean'
},
serverApi: {
target: 'serverApi',
transform({ values: [version] }): ServerApi {
const serverApiToValidate =
typeof version === 'string' ? ({ version } as ServerApi) : (version as ServerApi);
const versionToValidate = serverApiToValidate && serverApiToValidate.version;
if (!versionToValidate) {
throw new MongoParseError(
`Invalid \`serverApi\` property; must specify a version from the following enum: ["${Object.values(
ServerApiVersion
).join('", "')}"]`
);
}
if (!Object.values(ServerApiVersion).some(v => v === versionToValidate)) {
throw new MongoParseError(
`Invalid server API version=${versionToValidate}; must be in the following enum: ["${Object.values(
ServerApiVersion
).join('", "')}"]`
);
}
return serverApiToValidate;
}
},
checkKeys: {
type: 'boolean'
},
compressors: {
default: 'none',
target: 'compressors',
transform({ values }) {
const compressionList = new Set();
for (const compVal of values as (CompressorName[] | string)[]) {
const compValArray = typeof compVal === 'string' ? compVal.split(',') : compVal;
if (!Array.isArray(compValArray)) {
throw new MongoInvalidArgumentError(
'compressors must be an array or a comma-delimited list of strings'
);
}
for (const c of compValArray) {
if (Object.keys(Compressor).includes(String(c))) {
compressionList.add(String(c));
} else {
throw new MongoInvalidArgumentError(
`${c} is not a valid compression mechanism. Must be one of: ${Object.keys(
Compressor
)}.`
);
}
}
}
return [...compressionList];
}
},
connectTimeoutMS: {
default: 30000,
type: 'uint'
},
dbName: {
type: 'string'
},
directConnection: {
default: false,
type: 'boolean'
},
driverInfo: {
default: {},
type: 'record'
},
enableUtf8Validation: { type: 'boolean', default: true },
family: {
transform({ name, values: [value] }): 4 | 6 {
const transformValue = getIntFromOptions(name, value);
Eif (transformValue === 4 || transformValue === 6) {
return transformValue;
}
throw new MongoParseError(`Option 'family' must be 4 or 6 got ${transformValue}.`);
}
},
fieldsAsRaw: {
type: 'record'
},
forceServerObjectId: {
default: false,
type: 'boolean'
},
fsync: {
deprecated: 'Please use journal instead',
target: 'writeConcern',
transform({ name, options, values: [value] }): WriteConcern {
const wc = WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
fsync: getBoolean(name, value)
}
});
Iif (!wc) throw new MongoParseError(`Unable to make a writeConcern from fsync=${value}`);
return wc;
}
} as OptionDescriptor,
heartbeatFrequencyMS: {
default: 10000,
type: 'uint'
},
ignoreUndefined: {
type: 'boolean'
},
j: {
deprecated: 'Please use journal instead',
target: 'writeConcern',
transform({ name, options, values: [value] }): WriteConcern {
const wc = WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
journal: getBoolean(name, value)
}
});
Iif (!wc) throw new MongoParseError(`Unable to make a writeConcern from journal=${value}`);
return wc;
}
} as OptionDescriptor,
journal: {
target: 'writeConcern',
transform({ name, options, values: [value] }): WriteConcern {
const wc = WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
journal: getBoolean(name, value)
}
});
Iif (!wc) throw new MongoParseError(`Unable to make a writeConcern from journal=${value}`);
return wc;
}
},
loadBalanced: {
default: false,
type: 'boolean'
},
localThresholdMS: {
default: 15,
type: 'uint'
},
maxConnecting: {
default: 2,
transform({ name, values: [value] }): number {
const maxConnecting = getUIntFromOptions(name, value);
if (maxConnecting === 0) {
throw new MongoInvalidArgumentError('maxConnecting must be > 0 if specified');
}
return maxConnecting;
}
},
maxIdleTimeMS: {
default: 0,
type: 'uint'
},
maxPoolSize: {
default: 100,
type: 'uint'
},
maxStalenessSeconds: {
target: 'readPreference',
transform({ name, options, values: [value] }) {
const maxStalenessSeconds = getUIntFromOptions(name, value);
Iif (options.readPreference) {
return ReadPreference.fromOptions({
readPreference: { ...options.readPreference, maxStalenessSeconds }
});
} else {
return new ReadPreference('secondary', undefined, { maxStalenessSeconds });
}
}
},
minInternalBufferSize: {
type: 'uint'
},
minPoolSize: {
default: 0,
type: 'uint'
},
minHeartbeatFrequencyMS: {
default: 500,
type: 'uint'
},
monitorCommands: {
default: false,
type: 'boolean'
},
name: {
target: 'driverInfo',
transform({ values: [value], options }) {
return { ...options.driverInfo, name: String(value) };
}
} as OptionDescriptor,
noDelay: {
default: true,
type: 'boolean'
},
pkFactory: {
default: DEFAULT_PK_FACTORY,
transform({ values: [value] }): PkFactory {
Eif (isRecord(value, ['createPk'] as const) && typeof value.createPk === 'function') {
return value as PkFactory;
}
throw new MongoParseError(
`Option pkFactory must be an object with a createPk function, got ${value}`
);
}
},
promoteBuffers: {
type: 'boolean'
},
promoteLongs: {
type: 'boolean'
},
promoteValues: {
type: 'boolean'
},
useBigInt64: {
type: 'boolean'
},
proxyHost: {
type: 'string'
},
proxyPassword: {
type: 'string'
},
proxyPort: {
type: 'uint'
},
proxyUsername: {
type: 'string'
},
raw: {
default: false,
type: 'boolean'
},
readConcern: {
transform({ values: [value], options }) {
Eif (value instanceof ReadConcern || isRecord(value, ['level'] as const)) {
return ReadConcern.fromOptions({ ...options.readConcern, ...value } as any);
}
throw new MongoParseError(`ReadConcern must be an object, got ${JSON.stringify(value)}`);
}
},
readConcernLevel: {
target: 'readConcern',
transform({ values: [level], options }) {
return ReadConcern.fromOptions({
...options.readConcern,
level: level as ReadConcernLevel
});
}
},
readPreference: {
default: ReadPreference.primary,
transform({ values: [value], options }) {
if (value instanceof ReadPreference) {
return ReadPreference.fromOptions({
readPreference: { ...options.readPreference, ...value },
...value
} as any);
}
if (isRecord(value, ['mode'] as const)) {
const rp = ReadPreference.fromOptions({
readPreference: { ...options.readPreference, ...value },
...value
} as any);
Eif (rp) return rp;
else throw new MongoParseError(`Cannot make read preference from ${JSON.stringify(value)}`);
}
if (typeof value === 'string') {
const rpOpts = {
hedge: options.readPreference?.hedge,
maxStalenessSeconds: options.readPreference?.maxStalenessSeconds
};
return new ReadPreference(
value as ReadPreferenceMode,
options.readPreference?.tags,
rpOpts
);
}
throw new MongoParseError(`Unknown ReadPreference value: ${value}`);
}
},
readPreferenceTags: {
target: 'readPreference',
transform({
values,
options
}: {
values: Array<string | Record<string, string>[]>;
options: MongoClientOptions;
}) {
const tags: Array<string | Record<string, string>> = Array.isArray(values[0])
? values[0]
: (values as Array<string>);
const readPreferenceTags = [];
for (const tag of tags) {
const readPreferenceTag: TagSet = Object.create(null);
if (typeof tag === 'string') {
for (const [k, v] of entriesFromString(tag)) {
readPreferenceTag[k] = v;
}
}
if (isRecord(tag)) {
for (const [k, v] of Object.entries(tag)) {
readPreferenceTag[k] = v;
}
}
readPreferenceTags.push(readPreferenceTag);
}
return ReadPreference.fromOptions({
readPreference: options.readPreference,
readPreferenceTags
});
}
},
replicaSet: {
type: 'string'
},
retryReads: {
default: true,
type: 'boolean'
},
retryWrites: {
default: true,
type: 'boolean'
},
serializeFunctions: {
type: 'boolean'
},
serverMonitoringMode: {
default: 'auto',
transform({ values: [value] }) {
if (!Object.values(ServerMonitoringMode).includes(value as any)) {
throw new MongoParseError(
'serverMonitoringMode must be one of `auto`, `poll`, or `stream`'
);
}
return value;
}
},
serverSelectionTimeoutMS: {
default: 30000,
type: 'uint'
},
servername: {
type: 'string'
},
socketTimeoutMS: {
// TODO(NODE-6491): deprecated: 'Please use timeoutMS instead',
default: 0,
type: 'uint'
},
srvMaxHosts: {
type: 'uint',
default: 0
},
srvServiceName: {
type: 'string',
default: 'mongodb'
},
ssl: {
target: 'tls',
type: 'boolean'
},
timeoutMS: {
type: 'uint'
},
tls: {
type: 'boolean'
},
tlsAllowInvalidCertificates: {
target: 'rejectUnauthorized',
transform({ name, values: [value] }) {
// allowInvalidCertificates is the inverse of rejectUnauthorized
return !getBoolean(name, value);
}
},
tlsAllowInvalidHostnames: {
target: 'checkServerIdentity',
transform({ name, values: [value] }) {
// tlsAllowInvalidHostnames means setting the checkServerIdentity function to a noop
return getBoolean(name, value) ? () => undefined : undefined;
}
},
tlsCAFile: {
type: 'string'
},
tlsCRLFile: {
type: 'string'
},
tlsCertificateKeyFile: {
type: 'string'
},
tlsCertificateKeyFilePassword: {
target: 'passphrase',
type: 'any'
},
tlsInsecure: {
transform({ name, options, values: [value] }) {
const tlsInsecure = getBoolean(name, value);
if (tlsInsecure) {
options.checkServerIdentity = () => undefined;
options.rejectUnauthorized = false;
} else {
options.checkServerIdentity = options.tlsAllowInvalidHostnames
? () => undefined
: undefined;
options.rejectUnauthorized = options.tlsAllowInvalidCertificates ? false : true;
}
return tlsInsecure;
}
},
w: {
target: 'writeConcern',
transform({ values: [value], options }) {
return WriteConcern.fromOptions({ writeConcern: { ...options.writeConcern, w: value as W } });
}
},
waitQueueTimeoutMS: {
// TODO(NODE-6491): deprecated: 'Please use timeoutMS instead',
default: 0,
type: 'uint'
},
writeConcern: {
target: 'writeConcern',
transform({ values: [value], options }) {
Eif (isRecord(value) || value instanceof WriteConcern) {
return WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
...value
}
});
} else if (value === 'majority' || typeof value === 'number') {
return WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
w: value
}
});
}
throw new MongoParseError(`Invalid WriteConcern cannot parse: ${JSON.stringify(value)}`);
}
},
wtimeout: {
deprecated: 'Please use wtimeoutMS instead',
target: 'writeConcern',
transform({ values: [value], options }) {
const wc = WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
wtimeout: getUIntFromOptions('wtimeout', value)
}
});
Eif (wc) return wc;
throw new MongoParseError(`Cannot make WriteConcern from wtimeout`);
}
} as OptionDescriptor,
wtimeoutMS: {
target: 'writeConcern',
transform({ values: [value], options }) {
const wc = WriteConcern.fromOptions({
writeConcern: {
...options.writeConcern,
wtimeoutMS: getUIntFromOptions('wtimeoutMS', value)
}
});
Eif (wc) return wc;
throw new MongoParseError(`Cannot make WriteConcern from wtimeout`);
}
},
zlibCompressionLevel: {
default: 0,
type: 'int'
},
mongodbLogPath: {
transform({ values: [value] }) {
if (
!(
(typeof value === 'string' && ['stderr', 'stdout'].includes(value)) ||
(value &&
typeof value === 'object' &&
'write' in value &&
typeof value.write === 'function')
)
) {
throw new MongoAPIError(
`Option 'mongodbLogPath' must be of type 'stderr' | 'stdout' | MongoDBLogWritable`
);
}
return value;
}
},
mongodbLogComponentSeverities: {
transform({ values: [value] }) {
Iif (typeof value !== 'object' || !value) {
throw new MongoAPIError(`Option 'mongodbLogComponentSeverities' must be a non-null object`);
}
for (const [k, v] of Object.entries(value)) {
Iif (typeof v !== 'string' || typeof k !== 'string') {
throw new MongoAPIError(
`User input for option 'mongodbLogComponentSeverities' object cannot include a non-string key or value`
);
}
Iif (!Object.values(MongoLoggableComponent).some(val => val === k) && k !== 'default') {
throw new MongoAPIError(
`User input for option 'mongodbLogComponentSeverities' contains invalid key: ${k}`
);
}
if (!Object.values(SeverityLevel).some(val => val === v)) {
throw new MongoAPIError(
`Option 'mongodbLogComponentSeverities' does not support ${v} as a value for ${k}`
);
}
}
return value;
}
},
mongodbLogMaxDocumentLength: { type: 'uint' },
// Custom types for modifying core behavior
connectionType: { type: 'any' },
srvPoller: { type: 'any' },
// Accepted Node.js Options
allowPartialTrustChain: { type: 'any' },
minDHSize: { type: 'any' },
pskCallback: { type: 'any' },
secureContext: { type: 'any' },
enableTrace: { type: 'any' },
requestCert: { type: 'any' },
rejectUnauthorized: { type: 'any' },
checkServerIdentity: { type: 'any' },
ALPNProtocols: { type: 'any' },
SNICallback: { type: 'any' },
session: { type: 'any' },
requestOCSP: { type: 'any' },
localAddress: { type: 'any' },
localPort: { type: 'any' },
hints: { type: 'any' },
lookup: { type: 'any' },
ca: { type: 'any' },
cert: { type: 'any' },
ciphers: { type: 'any' },
crl: { type: 'any' },
ecdhCurve: { type: 'any' },
key: { type: 'any' },
passphrase: { type: 'any' },
pfx: { type: 'any' },
secureProtocol: { type: 'any' },
index: { type: 'any' },
// Legacy options from v3 era
useNewUrlParser: {
type: 'boolean',
deprecated:
'useNewUrlParser has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version'
} as OptionDescriptor,
useUnifiedTopology: {
type: 'boolean',
deprecated:
'useUnifiedTopology has no effect since Node.js Driver version 4.0.0 and will be removed in the next major version'
} as OptionDescriptor,
__skipPingOnConnect: { type: 'boolean' }
} as Record<keyof MongoClientOptions, OptionDescriptor>;
export const DEFAULT_OPTIONS = new CaseInsensitiveMap(
Object.entries(OPTIONS)
.filter(([, descriptor]) => descriptor.default != null)
.map(([k, d]) => [k, d.default])
);
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