# Derived from portconquery.py
#
# SPDX-License-Identifier: LGPL-2.1-only
#
import logging
from typing import Iterable, Optional
from .mixins import MatchContext
from .policyrep import Devicetreecon
from .query import PolicyQuery
class DevicetreeconQuery(MatchContext, PolicyQuery):
"""
Devicetreecon context query.
Parameter:
policy The policy to query.
Keyword Parameters/Class attributes:
path A single devicetree path.
user The criteria to match the context's user.
user_regex If true, regular expression matching
will be used on the user.
role The criteria to match the context's role.
role_regex If true, regular expression matching
will be used on the role.
type_ The criteria to match the context's type.
type_regex If true, regular expression matching
will be used on the type.
range_ The criteria to match the context's range.
range_subset If true, the criteria will match if it is a subset
of the context's range.
range_overlap If true, the criteria will match if it overlaps
any of the context's range.
range_superset If true, the criteria will match if it is a superset
of the context's range.
range_proper If true, use proper superset/subset operations.
No effect if not using set operations.
"""
path: Optional[str] = None
def __init__(self, policy, **kwargs) -> None:
super(DevicetreeconQuery, self).__init__(policy, **kwargs)
self.log = logging.getLogger(__name__)
def results(self) -> Iterable[Devicetreecon]:
"""Generator which yields all matching devicetreecons."""
self.log.info("Generating results from {0.policy}".format(self))
self.log.debug("Path: {0.path!r}".format(self))
self._match_context_debug(self.log)
for devicetreecon in self.policy.devicetreecons():
if self.path and self.path != devicetreecon.path:
continue
if not self._match_context(devicetreecon.context):
continue
yield devicetreecon
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