# keystone.conf.trust

# Source code for keystone.conf.trust

    # Licensed under the Apache License, Version 2.0 (the "License"); you may
    # not use this file except in compliance with the License. You may obtain
    # a copy of the License at
    #
    #      http://www.apache.org/licenses/LICENSE-2.0
    #
    # Unless required by applicable law or agreed to in writing, software
    # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
    # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
    # License for the specific language governing permissions and limitations
    # under the License.

    from oslo_config import cfg

    from keystone.conf import utils

    allow_redelegation = cfg.BoolOpt(
        'allow_redelegation',
        default=False,
        help=utils.fmt(
            """
    Allows authorization to be redelegated from one user to another, effectively
    chaining trusts together. When disabled, the `remaining_uses` attribute of a
    trust is constrained to be zero.
    """
        ),
    )

    max_redelegation_count = cfg.IntOpt(
        'max_redelegation_count',
        default=3,
        help=utils.fmt(
            """
    Maximum number of times that authorization can be redelegated from one user to
    another in a chain of trusts. This number may be reduced further for a specific
    trust.
    """
        ),
    )

    driver = cfg.StrOpt(
        'driver',
        default='sql',
        help=utils.fmt(
            """
    Entry point for the trust backend driver in the `keystone.trust` namespace.
    Keystone only provides a `sql` driver, so there is no reason to change this
    unless you are providing a custom entry point.
    """
        ),
    )

    GROUP_NAME = __name__.split('.')[-1]
    ALL_OPTS = [allow_redelegation, max_redelegation_count, driver]

    def register_opts(conf):
        conf.register_opts(ALL_OPTS, group=GROUP_NAME)

    def list_opts():
        return {GROUP_NAME: ALL_OPTS}

this page last updated: 2026-04-01 20:09:17

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