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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 | 452x 452x 5108381x 5108381x 5108381x 5108381x 452x 195x 6x 4x 2x 2x 2x 2x | import type { Document } from '../../bson';
import { MongoRuntimeError } from '../../error';
import type { HandshakeDocument } from '../connect';
import type { Connection, ConnectionOptions } from '../connection';
import type { MongoCredentials } from './mongo_credentials';
/**
* Context used during authentication
* @internal
*/
export class AuthContext {
/** The connection to authenticate */
connection: Connection;
/** The credentials to use for authentication */
credentials?: MongoCredentials;
/** If the context is for reauthentication. */
reauthenticating = false;
/** The options passed to the `connect` method */
options: ConnectionOptions;
/** A response from an initial auth attempt, only some mechanisms use this (e.g, SCRAM) */
response?: Document;
/** A random nonce generated for use in an authentication conversation */
nonce?: Buffer;
constructor(
connection: Connection,
credentials: MongoCredentials | undefined,
options: ConnectionOptions
) {
this.connection = connection;
this.credentials = credentials;
this.options = options;
}
}
/**
* Provider used during authentication.
* @internal
*/
export abstract class AuthProvider {
/**
* Prepare the handshake document before the initial handshake.
*
* @param handshakeDoc - The document used for the initial handshake on a connection
* @param authContext - Context for authentication flow
*/
async prepare(
handshakeDoc: HandshakeDocument,
_authContext: AuthContext
): Promise<HandshakeDocument> {
return handshakeDoc;
}
/**
* Authenticate
*
* @param context - A shared context for authentication flow
*/
abstract auth(context: AuthContext): Promise<void>;
/**
* Reauthenticate.
* @param context - The shared auth context.
*/
async reauth(context: AuthContext): Promise<void> {
if (context.reauthenticating) {
throw new MongoRuntimeError('Reauthentication already in progress.');
}
try {
context.reauthenticating = true;
await this.auth(context);
} finally {
context.reauthenticating = false;
}
}
}
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