16948256108

Committed 13 Aug 2025 08:14PM UTC coverage: 84.361% (-0.1%) from 84.47%

Build # 16948256108

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push

github

Committed by

web-flow

Commit Message

bump: dependencies to safe versions (#4896)

* Bump dependencies to safe versions

* Add flag to avoid test failing in Node > 22.18

* Add flag to avoid test failing in Node > 22.18 to test:min

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27.43

/libraries/botframework-connector/src/auth/parameterizedBotFrameworkAuthentication.ts

// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.

import { Activity, Channels, RoleTypes, StatusCodes } from 'botframework-schema';
import { AuthenticateRequestResult } from './authenticateRequestResult';
import type { AuthenticationConfiguration } from './authenticationConfiguration';
import { AuthenticationConstants } from './authenticationConstants';
import { AuthenticationError } from './authenticationError';
import { BotFrameworkAuthentication } from './botFrameworkAuthentication';
import { ConnectorClientOptions } from '../connectorApi/models';
import type { ConnectorFactory } from './connectorFactory';
import { ConnectorFactoryImpl } from './connectorFactoryImpl';
import type { BotFrameworkClient } from '../skills';
import { BotFrameworkClientImpl } from './botFrameworkClientImpl';
import { Claim, ClaimsIdentity } from './claimsIdentity';
import { EmulatorValidation } from './emulatorValidation';
import { JwtTokenExtractor } from './jwtTokenExtractor';
import { JwtTokenValidation } from './jwtTokenValidation';
import type { ServiceClientCredentialsFactory } from './serviceClientCredentialsFactory';
import { SkillValidation } from './skillValidation';
import { ToBotFromBotOrEmulatorTokenValidationParameters } from './tokenValidationParameters';
import { UserTokenClientImpl } from './userTokenClientImpl';
import type { UserTokenClient } from './userTokenClient';
import { VerifyOptions } from 'jsonwebtoken';
import { AseChannelValidation } from './aseChannelValidation';

function getAppId(claimsIdentity: ClaimsIdentity): string | undefined {
    // For requests from channel App Id is in Audience claim of JWT token. For emulator it is in AppId claim. For
    // unauthenticated requests we have anonymous claimsIdentity provided auth is disabled.
    // For Activities coming from Emulator AppId claim contains the Bot's AAD AppId.
    return (
        claimsIdentity.getClaimValue(AuthenticationConstants.AudienceClaim) ??
        claimsIdentity.getClaimValue(AuthenticationConstants.AppIdClaim) ??
        undefined
    );
}

/**
 * @internal
 * Parameterized [BotFrameworkAuthentication](xref:botframework-connector.BotFrameworkAuthentication) used to authenticate Bot Framework Protocol network calls within this environment.
 */
export class ParameterizedBotFrameworkAuthentication extends BotFrameworkAuthentication {
    /**
     * @param validateAuthority The validate authority value to use.
     * @param toChannelFromBotLoginUrl The to Channel from bot login url.
     * @param toChannelFromBotOAuthScope The to Channel from bot oauth scope.
     * @param toBotFromChannelTokenIssuer The to bot from Channel Token Issuer.
     * @param oAuthUrl The OAuth url.
     * @param toBotFromChannelOpenIdMetadataUrl The to bot from Channel Open Id Metadata url.
     * @param toBotFromEmulatorOpenIdMetadataUrl The to bot from Emulator Open Id Metadata url.
     * @param callerId The callerId set on an authenticated [Activities](xref:botframework-schema.Activity).
     * @param credentialsFactory The [ServiceClientCredentialsFactory](xref:botframework-connector.ServiceClientCredentialsFactory) to use to create credentials.
     * @param authConfiguration The [AuthenticationConfiguration](xref:botframework-connector.AuthenticationConfiguration) to use.
     * @param botFrameworkClientFetch The fetch to use in BotFrameworkClient.
     * @param connectorClientOptions The [ConnectorClientOptions](xref:botframework-connector.ConnectorClientOptions) to use when creating ConnectorClients.
     */
    constructor(
        private readonly validateAuthority: boolean,
        private readonly toChannelFromBotLoginUrl: string,
        private readonly toChannelFromBotOAuthScope: string,
        private readonly toBotFromChannelTokenIssuer: string,
        private readonly oAuthUrl: string,
        private readonly toBotFromChannelOpenIdMetadataUrl: string,
        private readonly toBotFromEmulatorOpenIdMetadataUrl: string,
        private readonly callerId: string,
        private readonly credentialsFactory: ServiceClientCredentialsFactory,
        private readonly authConfiguration: AuthenticationConfiguration,
        private readonly botFrameworkClientFetch?: (input: RequestInfo, init?: RequestInit) => Promise<Response>,
        private readonly connectorClientOptions: ConnectorClientOptions = {},
    ) {
        super();
    }

    /**
     * Gets the originating audience from Bot OAuth scope.
     *
     * @returns The originating audience.
     */
    getOriginatingAudience(): string {
        return this.toChannelFromBotOAuthScope;
    }

    /**
     * @param authHeader The http auth header received in the skill request.
     * @returns The identity validation result.
     */
    async authenticateChannelRequest(authHeader: string): Promise<ClaimsIdentity> {
        if (await this.credentialsFactory.isAuthenticationDisabled()) {
            return SkillValidation.createAnonymousSkillClaim();
        } else {
            if (!authHeader.trim()) {
                throw new AuthenticationError(
                    'Unauthorized Access. Request is not authorized',
                    StatusCodes.UNAUTHORIZED,
                );
            }
            return this.JwtTokenValidation_validateAuthHeader(authHeader, 'unknown', null);
        }
    }

    /**
     * Validate Bot Framework Protocol requests.
     *
     * @param activity The inbound Activity.
     * @param authHeader The http auth header received in the skill request.
     * @returns Promise with AuthenticateRequestResult.
     */
    async authenticateRequest(activity: Activity, authHeader: string): Promise<AuthenticateRequestResult> {
        const claimsIdentity = await this.JwtTokenValidation_authenticateRequest(activity, authHeader);

        const outboundAudience = SkillValidation.isSkillClaim(claimsIdentity.claims)
            ? JwtTokenValidation.getAppIdFromClaims(claimsIdentity.claims)
            : this.toChannelFromBotOAuthScope;

        const callerId = await this.generateCallerId(this.credentialsFactory, claimsIdentity, this.callerId);

        const connectorFactory = new ConnectorFactoryImpl(
            getAppId(claimsIdentity),
            this.toChannelFromBotOAuthScope,
            this.toChannelFromBotLoginUrl,
            this.validateAuthority,
            this.credentialsFactory,
            this.connectorClientOptions,
        );

        return {
            audience: outboundAudience,
            callerId,
            claimsIdentity,
            connectorFactory,
        };
    }

    /**
     * Validate Bot Framework Protocol requests.
     *
     * @param authHeader The http auth header received in the skill request.
     * @param channelIdHeader The channel Id HTTP header.
     * @returns Promise with AuthenticateRequestResult.
     */
    async authenticateStreamingRequest(
        authHeader: string,
        channelIdHeader: string,
    ): Promise<AuthenticateRequestResult> {
        if (!channelIdHeader?.trim() && !(await this.credentialsFactory.isAuthenticationDisabled())) {
            throw new AuthenticationError("'channelIdHeader' required.", StatusCodes.UNAUTHORIZED);
        }

        const claimsIdentity = await this.JwtTokenValidation_validateAuthHeader(authHeader, channelIdHeader, null);
        const outboundAudience = SkillValidation.isSkillClaim(claimsIdentity.claims)
            ? JwtTokenValidation.getAppIdFromClaims(claimsIdentity.claims)
            : this.toChannelFromBotOAuthScope;
        const callerId = await this.generateCallerId(this.credentialsFactory, claimsIdentity, this.callerId);

        return { audience: outboundAudience, callerId, claimsIdentity };
    }

    /**
     * Creates the appropriate UserTokenClient instance.
     *
     * @param claimsIdentity The inbound Activity's ClaimsIdentity.
     * @returns Promise with UserTokenClient instance.
     */
    async createUserTokenClient(claimsIdentity: ClaimsIdentity): Promise<UserTokenClient> {
        const appId = getAppId(claimsIdentity);
        const credentials = await this.credentialsFactory.createCredentials(
            appId,
            this.toChannelFromBotOAuthScope,
            this.toChannelFromBotLoginUrl,
            this.validateAuthority,
        );

        return new UserTokenClientImpl(appId, credentials, this.oAuthUrl, this.connectorClientOptions);
    }

    /**
     * Creates a ConnectorFactory that can be used to create ConnectorClients that can use credentials from this particular Cloud Environment.
     *
     * @param claimsIdentity The inbound Activity's ClaimsIdentity.
     * @returns A ConnectorFactory.
     */
    createConnectorFactory(claimsIdentity: ClaimsIdentity): ConnectorFactory {
        return new ConnectorFactoryImpl(
            getAppId(claimsIdentity),
            this.toChannelFromBotOAuthScope,
            this.toChannelFromBotLoginUrl,
            this.validateAuthority,
            this.credentialsFactory,
            this.connectorClientOptions,
        );
    }

    /**
     * Creates a BotFrameworkClient used for calling Skills.
     *
     * @returns A BotFrameworkClient instance to call Skills.
     */
    createBotFrameworkClient(): BotFrameworkClient {
        return new BotFrameworkClientImpl(
            this.credentialsFactory,
            this.toChannelFromBotLoginUrl,
            this.botFrameworkClientFetch,
            this.connectorClientOptions,
        );
    }

    private async JwtTokenValidation_authenticateRequest(
        activity: Partial<Activity>,
        authHeader: string,
    ): Promise<ClaimsIdentity> {
        if (await this.credentialsFactory.isAuthenticationDisabled()) {
            // Check if the activity is for a skill call and is coming from the Emulator.
            if (activity.channelId === Channels.Emulator && activity.recipient?.role === RoleTypes.Skill) {
                return SkillValidation.createAnonymousSkillClaim();
            }

            // In the scenario where Auth is disabled, we still want to have the
            // IsAuthenticated flag set in the ClaimsIdentity. To do this requires
            // adding in an empty claim.
            return new ClaimsIdentity([], AuthenticationConstants.AnonymousAuthType);
        } else {
            if (!authHeader.trim()) {
                throw new AuthenticationError(
                    'Unauthorized Access. Request is not authorized',
                    StatusCodes.UNAUTHORIZED,
                );
            }
            const claimsIdentity: ClaimsIdentity = await this.JwtTokenValidation_validateAuthHeader(
                authHeader,
                activity.channelId,
                activity.serviceUrl,
            );

            return claimsIdentity;
        }
    }

    private async JwtTokenValidation_validateAuthHeader(
        authHeader: string,
        channelId: string,
        serviceUrl = '',
    ): Promise<ClaimsIdentity> {
        const identity = await this.JwtTokenValidation_authenticateToken(authHeader, channelId, serviceUrl);

        await this.JwtTokenValidation_validateClaims(identity.claims);

        return identity;
    }

    private async JwtTokenValidation_validateClaims(claims: Claim[] = []): Promise<void> {
        if (this.authConfiguration.validateClaims) {
            // Call the validation method if defined (it should throw an exception if the validation fails)
            await this.authConfiguration.validateClaims(claims);
        } else if (SkillValidation.isSkillClaim(claims)) {
            // Skill claims must be validated using AuthenticationConfiguration validateClaims
            throw new AuthenticationError(
                'Unauthorized Access. Request is not authorized. Skill Claims require validation.',
                StatusCodes.UNAUTHORIZED,
            );
        }
    }

    private async JwtTokenValidation_authenticateToken(
        authHeader: string,
        channelId: string,
        serviceUrl: string,
    ): Promise<ClaimsIdentity | undefined> {
        if (AseChannelValidation.isTokenFromAseChannel(channelId)) {
            return AseChannelValidation.authenticateAseChannelToken(authHeader);
        }

        if (SkillValidation.isSkillToken(authHeader)) {
            return this.SkillValidation_authenticateChannelToken(authHeader, channelId);
        }

        if (EmulatorValidation.isTokenFromEmulator(authHeader)) {
            return this.EmulatorValidation_authenticateEmulatorToken(authHeader, channelId);
        }

        // Handle requests from BotFramework Channels
        return this.ChannelValidation_authenticateChannelToken(authHeader, serviceUrl, channelId);
    }

    private async SkillValidation_authenticateChannelToken(
        authHeader: string,
        channelId: string,
    ): Promise<ClaimsIdentity> {
        // Add allowed token issuers from configuration.
        const verifyOptions: VerifyOptions = {
            ...ToBotFromBotOrEmulatorTokenValidationParameters,
            issuer: [
                ...ToBotFromBotOrEmulatorTokenValidationParameters.issuer,
                ...(this.authConfiguration.validTokenIssuers ?? []),
            ],
        };

        const tokenExtractor = new JwtTokenExtractor(
            verifyOptions,
            this.toBotFromEmulatorOpenIdMetadataUrl,
            AuthenticationConstants.AllowedSigningAlgorithms,
            this.connectorClientOptions?.proxySettings,
            this.connectorClientOptions?.tokenRefreshInterval,
        );

        const parts: string[] = authHeader.split(' ');
        const identity = await tokenExtractor.getIdentity(
            parts[0],
            parts[1],
            channelId,
            this.authConfiguration.requiredEndorsements,
        );

        await this.SkillValidation_ValidateIdentity(identity);

        return identity;
    }

    private async SkillValidation_ValidateIdentity(identity: ClaimsIdentity): Promise<void> {
        if (!identity) {
            // No valid identity. Not Authorized.
            throw new AuthenticationError(
                'SkillValidation.validateIdentity(): Invalid identity',
                StatusCodes.UNAUTHORIZED,
            );
        }

        if (!identity.isAuthenticated) {
            // The token is in some way invalid. Not Authorized.
            throw new AuthenticationError(
                'SkillValidation.validateIdentity(): Token not authenticated',
                StatusCodes.UNAUTHORIZED,
            );
        }

        const versionClaim = identity.getClaimValue(AuthenticationConstants.VersionClaim);
        if (!versionClaim) {
            // No version claim
            throw new AuthenticationError(
                `SkillValidation.validateIdentity(): '${AuthenticationConstants.VersionClaim}' claim is required on skill Tokens.`,
                StatusCodes.UNAUTHORIZED,
            );
        }

        // Look for the "aud" claim, but only if issued from the Bot Framework
        const audienceClaim = identity.getClaimValue(AuthenticationConstants.AudienceClaim);
        if (!audienceClaim) {
            // Claim is not present or doesn't have a value. Not Authorized.
            throw new AuthenticationError(
                `SkillValidation.validateIdentity(): '${AuthenticationConstants.AudienceClaim}' claim is required on skill Tokens.`,
                StatusCodes.UNAUTHORIZED,
            );
        }

        if (!(await this.credentialsFactory.isValidAppId(audienceClaim))) {
            // The AppId is not valid. Not Authorized.
            throw new AuthenticationError(
                'SkillValidation.validateIdentity(): Invalid audience.',
                StatusCodes.UNAUTHORIZED,
            );
        }

        const appId = JwtTokenValidation.getAppIdFromClaims(identity.claims);
        if (!appId) {
            // Invalid appId
            throw new AuthenticationError(
                'SkillValidation.validateIdentity(): Invalid appId.',
                StatusCodes.UNAUTHORIZED,
            );
        }
    }

    private async EmulatorValidation_authenticateEmulatorToken(
        authHeader: string,
        channelId: string,
    ): Promise<ClaimsIdentity> {
        // Add allowed token issuers from configuration.
        const verifyOptions: VerifyOptions = {
            ...ToBotFromBotOrEmulatorTokenValidationParameters,
            issuer: [
                ...ToBotFromBotOrEmulatorTokenValidationParameters.issuer,
                ...(this.authConfiguration.validTokenIssuers ?? []),
            ],
        };

        const tokenExtractor: JwtTokenExtractor = new JwtTokenExtractor(
            verifyOptions,
            this.toBotFromEmulatorOpenIdMetadataUrl,
            AuthenticationConstants.AllowedSigningAlgorithms,
            this.connectorClientOptions?.proxySettings,
            this.connectorClientOptions?.tokenRefreshInterval,
        );

        const identity: ClaimsIdentity = await tokenExtractor.getIdentityFromAuthHeader(
            authHeader,
            channelId,
            this.authConfiguration.requiredEndorsements,
        );
        if (!identity) {
            // No valid identity. Not Authorized.
            throw new AuthenticationError('Unauthorized. No valid identity.', StatusCodes.UNAUTHORIZED);
        }

        if (!identity.isAuthenticated) {
            // The token is in some way invalid. Not Authorized.
            throw new AuthenticationError('Unauthorized. Is not authenticated', StatusCodes.UNAUTHORIZED);
        }

        // Now check that the AppID in the claimset matches
        // what we're looking for. Note that in a multi-tenant bot, this value
        // comes from developer code that may be reaching out to a service, hence the
        // Async validation.
        const versionClaim: string = identity.getClaimValue(AuthenticationConstants.VersionClaim);
        if (versionClaim === null) {
            throw new AuthenticationError(
                'Unauthorized. "ver" claim is required on Emulator Tokens.',
                StatusCodes.UNAUTHORIZED,
            );
        }

        let appId = '';

        // The Emulator, depending on Version, sends the AppId via either the
        // appid claim (Version 1) or the Authorized Party claim (Version 2).
        if (!versionClaim || versionClaim === '1.0') {
            // either no Version or a version of "1.0" means we should look for
            // the claim in the "appid" claim.
            const appIdClaim: string = identity.getClaimValue(AuthenticationConstants.AppIdClaim);
            if (!appIdClaim) {
                // No claim around AppID. Not Authorized.
                throw new AuthenticationError(
                    'Unauthorized. "appid" claim is required on Emulator Token version "1.0".',
                    StatusCodes.UNAUTHORIZED,
                );
            }

            appId = appIdClaim;
        } else if (versionClaim === '2.0') {
            // Emulator, "2.0" puts the AppId in the "azp" claim.
            const appZClaim: string = identity.getClaimValue(AuthenticationConstants.AuthorizedParty);
            if (!appZClaim) {
                // No claim around AppID. Not Authorized.
                throw new AuthenticationError(
                    'Unauthorized. "azp" claim is required on Emulator Token version "2.0".',
                    StatusCodes.UNAUTHORIZED,
                );
            }

            appId = appZClaim;
        } else {
            // Unknown Version. Not Authorized.
            throw new AuthenticationError(
                `Unauthorized. Unknown Emulator Token version "${versionClaim}".`,
                StatusCodes.UNAUTHORIZED,
            );
        }

        if (!(await this.credentialsFactory.isValidAppId(appId))) {
            throw new AuthenticationError(
                `Unauthorized. Invalid AppId passed on token: ${appId}`,
                StatusCodes.UNAUTHORIZED,
            );
        }

        return identity;
    }

    private async ChannelValidation_authenticateChannelToken(
        authHeader: string,
        serviceUrl: string,
        channelId: string,
    ): Promise<ClaimsIdentity> {
        const tokenValidationParameters = this.ChannelValidation_GetTokenValidationParameters();
        const tokenExtractor: JwtTokenExtractor = new JwtTokenExtractor(
            tokenValidationParameters,
            this.toBotFromChannelOpenIdMetadataUrl,
            AuthenticationConstants.AllowedSigningAlgorithms,
            this.connectorClientOptions?.proxySettings,
            this.connectorClientOptions?.tokenRefreshInterval,
        );

        const identity: ClaimsIdentity = await tokenExtractor.getIdentityFromAuthHeader(
            authHeader,
            channelId,
            this.authConfiguration.requiredEndorsements,
        );

        return this.governmentChannelValidation_ValidateIdentity(identity, serviceUrl);
    }

    private ChannelValidation_GetTokenValidationParameters(): VerifyOptions {
        return {
            issuer: [this.toBotFromChannelTokenIssuer],
            audience: undefined, // Audience validation takes place manually in code.
            clockTolerance: 5 * 60,
            ignoreExpiration: false,
        };
    }

    private async governmentChannelValidation_ValidateIdentity(
        identity: ClaimsIdentity,
        serviceUrl: string,
    ): Promise<ClaimsIdentity> {
        if (!identity) {
            // No valid identity. Not Authorized.
            throw new AuthenticationError('Unauthorized. No valid identity.', StatusCodes.UNAUTHORIZED);
        }

        if (!identity.isAuthenticated) {
            // The token is in some way invalid. Not Authorized.
            throw new AuthenticationError('Unauthorized. Is not authenticated', StatusCodes.UNAUTHORIZED);
        }

        // Now check that the AppID in the claimset matches
        // what we're looking for. Note that in a multi-tenant bot, this value
        // comes from developer code that may be reaching out to a service, hence the
        // Async validation.

        // Look for the "aud" claim, but only if issued from the Bot Framework
        if (identity.getClaimValue(AuthenticationConstants.IssuerClaim) !== this.toBotFromChannelTokenIssuer) {
            // The relevant Audiance Claim MUST be present. Not Authorized.
            throw new AuthenticationError('Unauthorized. Issuer Claim MUST be present.', StatusCodes.UNAUTHORIZED);
        }

        // The AppId from the claim in the token must match the AppId specified by the developer.
        // In this case, the token is destined for the app, so we find the app ID in the audience claim.
        const audClaim: string = identity.getClaimValue(AuthenticationConstants.AudienceClaim);
        if (!(await this.credentialsFactory.isValidAppId(audClaim || ''))) {
            // The AppId is not valid or not present. Not Authorized.
            throw new AuthenticationError(
                `Unauthorized. Invalid AppId passed on token: ${audClaim}`,
                StatusCodes.UNAUTHORIZED,
            );
        }

        if (serviceUrl) {
            const serviceUrlClaim = identity.getClaimValue(AuthenticationConstants.ServiceUrlClaim);
            if (serviceUrlClaim !== serviceUrl) {
                // Claim must match. Not Authorized.
                throw new AuthenticationError('Unauthorized. ServiceUrl claim do not match.', StatusCodes.UNAUTHORIZED);
            }
        }

        return identity;
    }
}

microsoft / botbuilder-js / 16948256108

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