keystone.credential.backends.base module¶

class keystone.credential.backends.base.CredentialDriverBase[source]¶

Bases: object

abstract create_credential(credential_id, credential)[source]¶

Create a new credential.

Raises:

keystone.exception.Conflict – If a duplicate credential exists.

abstract delete_credential(credential_id)[source]¶

Delete an existing credential.

Raises:

keystone.exception.CredentialNotFound – If credential doesn’t exist.

abstract delete_credentials_for_project(project_id)[source]¶

Delete all credentials for a project.

abstract delete_credentials_for_user(user_id)[source]¶

Delete all credentials for a user.

abstract get_credential(credential_id)[source]¶

Get a credential by ID.

Returns:

credential_ref

Raises:

keystone.exception.CredentialNotFound – If credential doesn’t exist.

abstract list_credentials(hints)[source]¶

List all credentials.

Parameters:

hints – contains the list of filters yet to be satisfied. Any filters satisfied here will be removed so that the caller will know if any filters remain.

Returns:

a list of credential_refs or an empty list.

abstract list_credentials_for_user(user_id, type=None)[source]¶

List credentials for a user.

Parameters:

• user_id – ID of a user to filter credentials by.

• type – type of credentials to filter on.

Returns:

a list of credential_refs or an empty list.

abstract update_credential(credential_id, credential)[source]¶

Update an existing credential.

Raises:

• keystone.exception.CredentialNotFound – If credential doesn’t exist.

• keystone.exception.Conflict – If a duplicate credential exists.