Google Auth Library Client - Class UrlSource (1.46.0)

Reference documentation and code samples for the Google Auth Library Client class UrlSource.

Retrieve a token from a URL.

Namespace

Google \ Auth \ CredentialSource

Parameters

Name

Description

url

string

The URL to fetch the subject token from.

format

string|null

The format of the token in the response. Can be null or "json".

subjectTokenFieldName

string|null

The name of the field containing the token in the response. This is required when format is "json".

headers

array

Request headers to send in with the request to the URL.

Parameter

Name

Description

httpHandler

?callable

Get the cache key for the credentials.

The format for the cache key is: URL

Returns

Type

Description

?string

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Last updated 2025-09-04 UTC.

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