Source code for dak.manage_build_queues

#! /usr/bin/env python3

""" Manage build queues

@contact: Debian FTPMaster <ftpmaster@debian.org>
@copyright: 2000, 2001, 2002, 2006  James Troup <james@nocrew.org>
@copyright: 2009  Mark Hymers <mhy@debian.org>
@copyright: 2012, Ansgar Burchardt <ansgar@debian.org>

"""

# This program 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; either version 2 of the License, or
# (at your option) any later version.

# 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., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

################################################################################

import apt_pkg
from datetime import datetime, timedelta
import sys
import sqlalchemy.sql as sql

from daklib import daklog
from daklib.archive import ArchiveTransaction
from daklib.dbconn import *
from daklib.config import Config

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Options = None
Logger = None

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[docs]def usage(exit_code=0): print("""Usage: dak manage-build-queues [OPTIONS] buildqueue1 buildqueue2 Manage the contents of one or more build queues -a, --all run on all known build queues -n, --no-action don't do anything -h, --help show this help and exit""") sys.exit(exit_code)
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[docs]def clean(build_queue, transaction, now=None): session = transaction.session if now is None: now = datetime.now() delete_before = now - timedelta(seconds=build_queue.stay_of_execution) suite = build_queue.suite suite_was_changed = False # Remove binaries subject to the following conditions: # 1. Keep binaries that are in policy queues. # 2. Remove binaries that are not in suites. # 3. Remove binaries that have been in the build queue for some time. query = sql.text(""" SELECT b.* FROM binaries b JOIN bin_associations ba ON b.id = ba.bin WHERE ba.suite = :suite_id AND NOT EXISTS (SELECT 1 FROM policy_queue_upload_binaries_map pqubm JOIN policy_queue_upload pqu ON pqu.id = pqubm.policy_queue_upload_id JOIN policy_queue pq ON pq.id = pqu.policy_queue_id JOIN suite s ON s.policy_queue_id = pq.id JOIN suite_build_queue_copy sbqc ON sbqc.suite = s.id WHERE pqubm.binary_id = ba.bin AND pq.send_to_build_queues AND sbqc.build_queue_id = :build_queue_id) AND (ba.created < :delete_before OR NOT EXISTS (SELECT 1 FROM bin_associations ba2 JOIN suite_build_queue_copy sbqc ON sbqc.suite = ba2.suite WHERE ba2.bin = ba.bin AND sbqc.build_queue_id = :build_queue_id))""") binaries = session.query(DBBinary).from_statement(query) \ .params({'build_queue_id': build_queue.queue_id, 'suite_id': suite.suite_id, 'delete_before': delete_before}) for binary in binaries: Logger.log(["removed binary from build queue", build_queue.queue_name, binary.package, binary.version]) transaction.remove_binary(binary, suite) suite_was_changed = True # Remove sources # Conditions are similar as for binaries, but we also keep sources # if there is a binary in the build queue that uses it. query = sql.text(""" SELECT s.* FROM source s JOIN src_associations sa ON s.id = sa.source WHERE sa.suite = :suite_id AND NOT EXISTS (SELECT 1 FROM policy_queue_upload pqu JOIN policy_queue pq ON pq.id = pqu.policy_queue_id JOIN suite s ON s.policy_queue_id = pq.id JOIN suite_build_queue_copy sbqc ON sbqc.suite = s.id WHERE pqu.source_id = sa.source AND pq.send_to_build_queues AND sbqc.build_queue_id = :build_queue_id) AND (sa.created < :delete_before OR NOT EXISTS (SELECT 1 FROM src_associations sa2 JOIN suite_build_queue_copy sbqc ON sbqc.suite = sa2.suite WHERE sbqc.build_queue_id = :build_queue_id AND sa2.source = sa.source)) AND NOT EXISTS (SELECT 1 FROM bin_associations ba JOIN binaries b ON ba.bin = b.id WHERE ba.suite = :suite_id AND b.source = s.id)""") sources = session.query(DBSource).from_statement(query) \ .params({'build_queue_id': build_queue.queue_id, 'suite_id': suite.suite_id, 'delete_before': delete_before}) for source in sources: Logger.log(["removed source from build queue", build_queue.queue_name, source.source, source.version]) transaction.remove_source(source, suite) suite_was_changed = True if suite_was_changed: suite.update_last_changed()
[docs]def main(): global Options, Logger cnf = Config() for i in ["Help", "No-Action", "All"]: key = "Manage-Build-Queues::Options::%s" % i if key not in cnf: cnf[key] = "" Arguments = [('h', "help", "Manage-Build-Queues::Options::Help"), ('n', "no-action", "Manage-Build-Queues::Options::No-Action"), ('a', "all", "Manage-Build-Queues::Options::All")] queue_names = apt_pkg.parse_commandline(cnf.Cnf, Arguments, sys.argv) Options = cnf.subtree("Manage-Build-Queues::Options") if Options["Help"]: usage() Logger = daklog.Logger('manage-build-queues', Options['No-Action']) starttime = datetime.now() with ArchiveTransaction() as transaction: session = transaction.session if Options['All']: if len(queue_names) != 0: print("E: Cannot use both -a and a queue name") sys.exit(1) queues = session.query(BuildQueue) else: queues = session.query(BuildQueue).filter(BuildQueue.queue_name.in_(queue_names)) for q in queues: Logger.log(['cleaning queue %s using datetime %s' % (q.queue_name, starttime)]) clean(q, transaction, now=starttime) if not Options['No-Action']: transaction.commit() else: transaction.rollback() Logger.close()
####################################################################################### if __name__ == '__main__': main()