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#
# Copyright (C) 2020 Bloomberg Finance LP
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU Lesser General Public
# License as published by the Free Software Foundation; either
# version 2 of the License, or (at your option) any later version.
#
# This library is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# Lesser General Public License for more details.
#
# You should have received a copy of the GNU Lesser General Public
# License along with this library. If not, see <http://www.gnu.org/licenses/>.
from . import Queue, QueueStatus
from ..resources import ResourceType
from ..jobs import JobStatus
from ...types import _KeyStrength
# A queue which queries the cache for artifacts and sources
#
class CacheQueryQueue(Queue):
action_name = "Cache-query"
complete_name = "Cache queried"
resources = [ResourceType.CACHE]
def get_process_func(self):
if self._query_artifacts:
return CacheQueryQueue._query_artifacts_or_sources
else:
return CacheQueryQueue._query_sources
def status(self, element):
if not element._get_cache_key(strength=_KeyStrength.WEAK):
# Strict and weak cache keys are unavailable if the element or
# a dependency has an unresolved source
return QueueStatus.SKIP
return QueueStatus.READY
def done(self, _, element, result, status):
if status is JobStatus.FAIL:
return
element._cache_query_done()
@staticmethod
def _query_artifacts_or_sources(element):
element._query_cache()
if not element._can_query_cache() or not element._cached_success():
element._query_source_cache()
@staticmethod
def _query_sources(element):
element._query_source_cache()
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