CredentialsLoader
abstract class CredentialsLoader implements FetchAuthTokenInterface (View source)
CredentialsLoader contains the behaviour used to locate and find default credentials files on the file system.
Constants
| TOKEN_CREDENTIAL_URI |
|
| ENV_VAR |
|
| WELL_KNOWN_PATH |
|
| NON_WINDOWS_WELL_KNOWN_PATH_BASE |
|
| AUTH_METADATA_KEY |
|
Methods
Load a JSON key from the path specified in the environment.
Load a JSON key from a well known path.
Create a new Credentials instance.
export a callback function which updates runtime metadata.
Updates metadata with the authorization token.
Details
static array
fromEnv()
Load a JSON key from the path specified in the environment.
Load a JSON key from the path specified in the environment variable GOOGLE_APPLICATION_CREDENTIALS. Return null if GOOGLE_APPLICATION_CREDENTIALS is not specified.
static array
fromWellKnownFile()
Load a JSON key from a well known path.
The well known path is OS dependent:
- windows: %APPDATA%/gcloud/application_default_credentials.json
- others: $HOME/.config/gcloud/application_default_credentials.json
If the file does not exists, this returns null.
static ServiceAccountCredentials|UserRefreshCredentials
makeCredentials($scope, array $jsonKey)
Create a new Credentials instance.
array
getUpdateMetadataFunc()
export a callback function which updates runtime metadata.
array
updateMetadata(array $metadata, string $authUri = null, callable $httpHandler = null)
Updates metadata with the authorization token.