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# This file has parts from Buildbot and is modifyed by Gentoo Authors.
# Buildbot is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by the
# Free Software Foundation, version 2.
#
# This program 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 General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Software Foundation, Inc., 51
# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# Copyright Buildbot Team Members
# Origins: buildbot.db.connector.py
# Modifyed by Gentoo Authors.
# Copyright 2023 Gentoo Authors
import textwrap
from twisted.application import internet
from twisted.internet import defer
from twisted.python import log
from buildbot import util
from buildbot.db import enginestrategy
from buildbot.db import exceptions
from buildbot.db import pool
from buildbot.util import service
from buildbot_gentoo_ci.db import model
from buildbot_gentoo_ci.db import projects
from buildbot_gentoo_ci.db import repositorys
from buildbot_gentoo_ci.db import categorys
from buildbot_gentoo_ci.db import packages
from buildbot_gentoo_ci.db import versions
from buildbot_gentoo_ci.db import keywords
from buildbot_gentoo_ci.db import portages
from buildbot_gentoo_ci.db import builds
from buildbot_gentoo_ci.db import workers
upgrade_message = textwrap.dedent("""\
The Buildmaster database needs to be upgraded before this version of
buildbot can run. Use the following command-line
buildbot upgrade-master {basedir}
to upgrade the database, and try starting the buildmaster again. You may
want to make a backup of your buildmaster before doing so.
""").strip()
# Gentoo Ci tables and ConnectorComponent
class DBConnector(service.ReconfigurableServiceMixin,
service.AsyncMultiService):
# The connection between Buildbot and its backend database. This is
# generally accessible as master.db, but is also used during upgrades.
#
# Most of the interesting operations available via the connector are
# implemented in connector components, available as attributes of this
# object, and listed below.
# Period, in seconds, of the cleanup task. This master will perform
# periodic cleanup actions on this schedule.
CLEANUP_PERIOD = 3600
def __init__(self, basedir):
super().__init__()
self.setName('db')
self.basedir = basedir
# not configured yet - we don't build an engine until the first
# reconfig
self.configured_url = None
# set up components
self._engine = None # set up in reconfigService
self.pool = None # set up in reconfigService
@defer.inlineCallbacks
def setServiceParent(self, p):
yield super().setServiceParent(p)
self.model = model.Model(self)
self.projects = projects.ProjectsConnectorComponent(self)
self.repositorys = repositorys.RepositorysConnectorComponent(self)
self.categorys = categorys.CategorysConnectorComponent(self)
self.packages = packages.PackagesConnectorComponent(self)
self.versions = versions.VersionsConnectorComponent(self)
self.keywords = keywords.KeywordsConnectorComponent(self)
self.portages = portages.PortagesConnectorComponent(self)
self.builds = builds.BuildsConnectorComponent(self)
self.workers = workers.WorkersConnectorComponent(self)
self.cleanup_timer = internet.TimerService(self.CLEANUP_PERIOD,
self._doCleanup)
self.cleanup_timer.clock = self.master.reactor
yield self.cleanup_timer.setServiceParent(self)
@defer.inlineCallbacks
def setup(self, config, check_version=True, verbose=True):
db_url = self.configured_url = config.db['db_url']
log.msg(f"Setting up database with URL {repr(util.stripUrlPassword(db_url))}")
# set up the engine and pool
self._engine = enginestrategy.create_engine(db_url,
basedir=self.basedir)
self.pool = pool.DBThreadPool(
self._engine, reactor=self.master.reactor, verbose=verbose)
# make sure the db is up to date, unless specifically asked not to
if check_version:
if db_url == 'sqlite://':
# Using in-memory database. Since it is reset after each process
# restart, `buildbot upgrade-master` cannot be used (data is not
# persistent). Upgrade model here to allow startup to continue.
self.model.upgrade()
current = yield self.model.is_current()
if not current:
for l in upgrade_message.format(basedir=self.basedir).split('\n'):
log.msg(l)
raise exceptions.DatabaseNotReadyError()
def reconfigServiceWithBuildbotConfig(self, new_config):
# double-check -- the master ensures this in config checks
assert self.configured_url == new_config.db['db_url']
return super().reconfigServiceWithBuildbotConfig(new_config)
def _doCleanup(self):
"""
Perform any periodic database cleanup tasks.
@returns: Deferred
"""
# pass on this if we're not configured yet
if not self.configured_url:
return None
d = self.changes.pruneChanges(self.master.config.changeHorizon)
d.addErrback(log.err, 'while pruning changes')
return d
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