Class GoogleAuth (9.0.0)
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Package

Constructors

(constructor)(opts)

constructor(opts?: GoogleAuthOptions);

Constructs a new instance of the GoogleAuth class

Parameter
Name	Description
`opts`	`GoogleAuthOptions`

Properties

cachedCredential

cachedCredential: JSONClient | Impersonated | Compute | null;

defaultScopes

defaultScopes?: string | string[];

Scopes populated by the client library by default. We differentiate between these and user defined scopes when deciding whether to use a self-signed JWT.

defaultServicePath

defaultServicePath?: string;

DefaultTransporter

static DefaultTransporter: typeof DefaultTransporter;

Export DefaultTransporter as a static property of the class.

isGCE

get isGCE(): boolean | undefined;

jsonContent

jsonContent: JWTInput | ExternalAccountClientOptions | null;

transporter

transporter?: Transporter;

useJWTAccessWithScope

useJWTAccessWithScope?: boolean;

Methods

_checkIsGCE()

_checkIsGCE(): Promise<boolean>;

Determines whether the auth layer is running on Google Compute Engine.

Returns
Type	Description
`Promise<boolean>`	A promise that resolves with the boolean. private

_getApplicationCredentialsFromFilePath(filePath, options)

_getApplicationCredentialsFromFilePath(filePath: string, options?: RefreshOptions): Promise<JSONClient>;

Attempts to load default credentials from a file at the given path..

Parameters
Name	Description
`filePath`	`string` The path to the file to read.
`options`	`RefreshOptions`

Returns
Type	Description
`Promise<JSONClient>`	Promise that resolves with the OAuth2Client private

_tryGetApplicationCredentialsFromEnvironmentVariable(options)

_tryGetApplicationCredentialsFromEnvironmentVariable(options?: RefreshOptions): Promise<JSONClient | null>;

Attempts to load default credentials from the environment variable path..

Parameter
Name	Description
`options`	`RefreshOptions`

Returns
Type	Description
`Promise<JSONClient \| null>`	Promise that resolves with the OAuth2Client or null. private

_tryGetApplicationCredentialsFromWellKnownFile(options)

_tryGetApplicationCredentialsFromWellKnownFile(options?: RefreshOptions): Promise<JSONClient | null>;

Attempts to load default credentials from a well-known file location Promise that resolves with the OAuth2Client or null. private

Parameter
Name	Description
`options`	`RefreshOptions`

Returns
Type	Description
`Promise<JSONClient \| null>`

authorizeRequest(opts)

authorizeRequest(opts: {
        url?: string;
        uri?: string;
        headers?: Headers;
    }): Promise<{
        url?: string | undefined;
        uri?: string | undefined;
        headers?: Headers | undefined;
    }>;

Obtain credentials for a request, then attach the appropriate headers to the request options.

Parameter
Name	Description
`opts`	`{ url?: string; uri?: string; headers?: Headers; }` Axios or Request options on which to attach the headers

Returns
Type	Description
`Promise<{ url?: string \| undefined; uri?: string \| undefined; headers?: Headers \| undefined; }>`

fromAPIKey(apiKey, options)

fromAPIKey(apiKey: string, options?: RefreshOptions): JWT;

Create a credentials instance using the given API key string.

Parameters
Name	Description
`apiKey`	`string` The API key string
`options`	`RefreshOptions` An optional options object.

Returns
Type	Description
`JWT`	A JWT loaded from the key

fromJSON(json, options)

fromJSON(json: JWTInput, options?: RefreshOptions): JSONClient;

Create a credentials instance using the given input options.

Parameters
Name	Description
`json`	`JWTInput` The input object.
`options`	`RefreshOptions` The JWT or UserRefresh options for the client

Returns
Type	Description
`JSONClient`	JWT or UserRefresh Client with data

fromStream(inputStream)

fromStream(inputStream: stream.Readable): Promise<JSONClient>;

Create a credentials instance using the given input stream.

Parameter
Name	Description
`inputStream`	`stream.Readable` The input stream.

Returns
Type	Description
`Promise<JSONClient>`

fromStream(inputStream, callback)

fromStream(inputStream: stream.Readable, callback: CredentialCallback): void;

Parameters
Name	Description
`inputStream`	`stream.Readable`
`callback`	`CredentialCallback`

Returns
Type	Description
`void`

fromStream(inputStream, options)

fromStream(inputStream: stream.Readable, options: RefreshOptions): Promise<JSONClient>;

Parameters
Name	Description
`inputStream`	`stream.Readable`
`options`	`RefreshOptions`

Returns
Type	Description
`Promise<JSONClient>`

fromStream(inputStream, options, callback)

fromStream(inputStream: stream.Readable, options: RefreshOptions, callback: CredentialCallback): void;

Parameters
Name	Description
`inputStream`	`stream.Readable`
`options`	`RefreshOptions`
`callback`	`CredentialCallback`

Returns
Type	Description
`void`

getAccessToken()

getAccessToken(): Promise<string | null | undefined>;

Automatically obtain application default credentials, and return an access token for making requests.

Returns
Type	Description
`Promise<string \| null \| undefined>`

getApplicationDefault()

getApplicationDefault(): Promise<ADCResponse>;

Obtains the default service-level credentials for the application.

Returns
Type	Description
`Promise<ADCResponse>`	Promise that resolves with the ADCResponse (if no callback was passed).

getApplicationDefault(callback)

getApplicationDefault(callback: ADCCallback): void;

Parameter
Name	Description
`callback`	`ADCCallback`

Returns
Type	Description
`void`

getApplicationDefault(options)

getApplicationDefault(options: RefreshOptions): Promise<ADCResponse>;

Parameter
Name	Description
`options`	`RefreshOptions`

Returns
Type	Description
`Promise<ADCResponse>`

getApplicationDefault(options, callback)

getApplicationDefault(options: RefreshOptions, callback: ADCCallback): void;

Parameters
Name	Description
`options`	`RefreshOptions`
`callback`	`ADCCallback`

Returns
Type	Description
`void`

getClient(options)

getClient(options?: DeprecatedGetClientOptions): Promise<Compute | JWT | UserRefreshClient | Impersonated | BaseExternalAccountClient>;

Automatically obtain a client based on the provided configuration. If no options were passed, use Application Default Credentials.

Parameter
Name	Description
`options`	`DeprecatedGetClientOptions`

Returns
Type	Description
`Promise<Compute \| JWT \| UserRefreshClient \| Impersonated \| BaseExternalAccountClient>`

getCredentials()

getCredentials(): Promise<CredentialBody>;

The callback function handles a credential object that contains the client_email and private_key (if exists). getCredentials checks for these values from the user JSON at first. If it doesn't exist, and the environment is on GCE, it gets the client_email from the cloud metadata server.

Returns
Type	Description
`Promise<CredentialBody>`

getCredentials(callback)

getCredentials(callback: (err: Error | null, credentials?: CredentialBody) => void): void;

Parameter
Name	Description
`callback`	`(err: Error \| null, credentials?: CredentialBody) => void`

Returns
Type	Description
`void`

getEnv()

getEnv(): Promise<GCPEnv>;

Determine the compute environment in which the code is running.

Returns
Type	Description
`Promise<GCPEnv>`

getIdTokenClient(targetAudience)

getIdTokenClient(targetAudience: string): Promise<IdTokenClient>;

Creates a client which will fetch an ID token for authorization.

Parameter
Name	Description
`targetAudience`	`string` the audience for the fetched ID token.

Returns
Type	Description
`Promise<IdTokenClient>`	IdTokenClient for making HTTP calls authenticated with ID tokens.

getProjectId()

getProjectId(): Promise<string>;

Obtains the default project ID for the application.

Returns
Type	Description
`Promise<string>`	Promise that resolves with project Id (if used without callback)

getProjectId(callback)

getProjectId(callback: ProjectIdCallback): void;

Parameter
Name	Description
`callback`	`ProjectIdCallback`

Returns
Type	Description
`void`

getRequestHeaders(url)

getRequestHeaders(url?: string): Promise<Headers>;

Obtain the HTTP headers that will provide authorization for a given request.

Parameter
Name	Description
`url`	`string`

Returns
Type	Description
`Promise<Headers>`

request(opts)

request<T = any>(opts: GaxiosOptions): Promise<GaxiosResponse<T>>;

Automatically obtain application default credentials, and make an HTTP request using the given options.

Parameter
Name	Description
`opts`	`GaxiosOptions` Axios request options for the HTTP request.

Returns
Type	Description
`Promise<GaxiosResponse<T>>`

Type Parameter
Name	Description
`T`

setGapicJWTValues(client)

setGapicJWTValues(client: JWT): void;

Parameter
Name	Description
`client`	`JWT`

Returns
Type	Description
`void`

sign(data)

sign(data: string): Promise<string>;

Sign the given data with the current private key, or go out to the IAM API to sign it.

Parameter
Name	Description
`data`	`string` The data to be signed.

Returns
Type	Description
`Promise<string>`

Class GoogleAuth (9.0.0) Stay organized with collections Save and categorize content based on your preferences.