#! /usr/bin/env python3
"""
Generate Packages/Sources files
@contact: Debian FTP Master <ftpmaster@debian.org>
@copyright: 2011 Ansgar Burchardt <ansgar@debian.org>
@copyright: Based on daklib/lists.py and dak/generate_filelist.py:
2009-2011 Torsten Werner <twerner@debian.org>
@copyright: Based on dak/generate_packages_sources.py:
2000, 2001, 2002, 2006 James Troup <james@nocrew.org>
2009 Mark Hymers <mhy@debian.org>
2010 Joerg Jaspert <joerg@debian.org>
@license: GNU General Public License version 2 or later
"""
# 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
from typing import NoReturn
import apt_pkg
import sys
[docs]def usage() -> NoReturn:
print("""Usage: dak generate-packages-sources2 [OPTIONS]
Generate the Packages/Sources files
-a, --archive=ARCHIVE process suites in ARCHIVE
-s, --suite=SUITE process this suite
Default: All suites not marked 'untouchable'
-f, --force Allow processing of untouchable suites
CAREFUL: Only to be used at point release time!
-h, --help show this help and exit
SUITE can be a space separated list, e.g.
--suite=unstable testing
""")
sys.exit()
#############################################################################
# Here be dragons.
_sources_query = R"""
SELECT
(SELECT
STRING_AGG(
CASE
WHEN key = 'Source' THEN E'Package\: '
WHEN key = 'Files' AND suite.checksums && array['md5sum'] THEN E'Files\:\n ' || f.md5sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
WHEN key = 'Files' THEN NULL
WHEN key = 'Checksums-Sha1' AND suite.checksums && array['sha1'] THEN E'Checksums-Sha1\:\n ' || f.sha1sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
WHEN key = 'Checksums-Sha1' THEN NULL
WHEN key = 'Checksums-Sha256' AND suite.checksums && array['sha256'] THEN E'Checksums-Sha256\:\n ' || f.sha256sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
WHEN key = 'Checksums-Sha256' THEN NULL
ELSE key || E'\: '
END || value, E'\n' ORDER BY mk.ordering, mk.key)
FROM
source_metadata sm
JOIN metadata_keys mk ON mk.key_id = sm.key_id
WHERE s.id=sm.src_id
)
||
CASE
WHEN src_associations_full.extra_source THEN E'\nExtra-Source-Only\: yes'
ELSE ''
END
||
E'\nDirectory\: pool/' || :component_name || '/' || SUBSTRING(f.filename FROM E'\\A(.*)/[^/]*\\Z')
||
E'\nPriority\: ' || COALESCE(pri.priority, 'optional')
||
E'\nSection\: ' || COALESCE(sec.section, 'misc')
FROM
source s
JOIN src_associations_full ON src_associations_full.suite = :suite AND s.id = src_associations_full.source
JOIN files f ON s.file=f.id
JOIN files_archive_map fam
ON fam.file_id = f.id
AND fam.archive_id = (SELECT archive_id FROM suite WHERE id = :suite)
AND fam.component_id = :component
LEFT JOIN override o ON o.package = s.source
AND o.suite = :overridesuite
AND o.component = :component
AND o.type = :dsc_type
LEFT JOIN section sec ON o.section = sec.id
LEFT JOIN priority pri ON o.priority = pri.id
LEFT JOIN suite on suite.id = :suite
ORDER BY
s.source, s.version
"""
[docs]def generate_sources(suite_id: int, component_id: int):
global _sources_query
from daklib.filewriter import SourcesFileWriter
from daklib.dbconn import Component, DBConn, OverrideType, Suite
from daklib.dakmultiprocessing import PROC_STATUS_SUCCESS
session = DBConn().session()
dsc_type = session.query(OverrideType).filter_by(overridetype='dsc').one().overridetype_id
suite = session.query(Suite).get(suite_id)
component = session.query(Component).get(component_id)
overridesuite_id = suite.get_overridesuite().suite_id
writer_args = {
'archive': suite.archive.path,
'suite': suite.suite_name,
'component': component.component_name
}
if suite.indices_compression is not None:
writer_args['compression'] = suite.indices_compression
writer = SourcesFileWriter(**writer_args)
output = writer.open()
# run query and write Sources
r = session.execute(_sources_query, {"suite": suite_id, "component": component_id, "component_name": component.component_name, "dsc_type": dsc_type, "overridesuite": overridesuite_id})
for (stanza,) in r:
print(stanza, file=output)
print("", file=output)
writer.close()
message = ["generate sources", suite.suite_name, component.component_name]
session.rollback()
return (PROC_STATUS_SUCCESS, message)
#############################################################################
# Here be large dragons.
_packages_query = R"""
WITH
tmp AS (
SELECT
b.id AS binary_id,
b.package AS package,
b.version AS version,
b.architecture AS architecture,
b.source AS source_id,
s.source AS source,
f.filename AS filename,
f.size AS size,
f.md5sum AS md5sum,
f.sha1sum AS sha1sum,
f.sha256sum AS sha256sum,
(SELECT value FROM binaries_metadata
WHERE bin_id = b.id
AND key_id = (SELECT key_id FROM metadata_keys WHERE key = 'Priority'))
AS fallback_priority,
(SELECT value FROM binaries_metadata
WHERE bin_id = b.id
AND key_id = (SELECT key_id FROM metadata_keys WHERE key = 'Section'))
AS fallback_section
FROM
binaries b
JOIN bin_associations ba ON b.id = ba.bin
JOIN files f ON f.id = b.file
JOIN files_archive_map fam ON f.id = fam.file_id AND fam.archive_id = :archive_id
JOIN source s ON b.source = s.id
WHERE
(b.architecture = :arch_all OR b.architecture = :arch) AND b.type = :type_name
AND ba.suite = :suite
AND fam.component_id = :component
)
SELECT
(SELECT
STRING_AGG(key || E'\: ' || value, E'\n' ORDER BY ordering, key)
FROM
(SELECT key, ordering,
CASE WHEN :include_long_description = 'false' AND key = 'Description'
THEN SUBSTRING(value FROM E'\\A[^\n]*')
ELSE value
END AS value
FROM
binaries_metadata bm
JOIN metadata_keys mk ON mk.key_id = bm.key_id
WHERE
bm.bin_id = tmp.binary_id
AND key != ALL (:metadata_skip)
) AS metadata
)
|| COALESCE(E'\n' || (SELECT
STRING_AGG(key || E'\: ' || value, E'\n' ORDER BY key)
FROM external_overrides eo
WHERE
eo.package = tmp.package
AND eo.suite = :overridesuite AND eo.component = :component
), '')
|| E'\nSection\: ' || COALESCE(sec.section, tmp.fallback_section)
|| E'\nPriority\: ' || COALESCE(pri.priority, tmp.fallback_priority)
|| E'\nFilename\: pool/' || :component_name || '/' || tmp.filename
|| E'\nSize\: ' || tmp.size
|| CASE WHEN suite.checksums && array['md5sum'] THEN E'\nMD5sum\: ' || tmp.md5sum ELSE '' END
|| CASE WHEN suite.checksums && array['sha1'] THEN E'\nSHA1\: ' || tmp.sha1sum ELSE '' END
|| CASE WHEN suite.checksums && array['sha256'] THEN E'\nSHA256\: ' || tmp.sha256sum ELSE '' END
FROM
tmp
LEFT JOIN override o ON o.package = tmp.package
AND o.type = :type_id
AND o.suite = :overridesuite
AND o.component = :component
LEFT JOIN section sec ON sec.id = o.section
LEFT JOIN priority pri ON pri.id = o.priority
LEFT JOIN suite ON suite.id = :suite
WHERE
(
architecture <> :arch_all
OR
(architecture = :arch_all AND source_id IN (SELECT source_id FROM tmp WHERE architecture <> :arch_all))
OR
(architecture = :arch_all AND source NOT IN (SELECT DISTINCT source FROM tmp WHERE architecture <> :arch_all))
)
ORDER BY tmp.source, tmp.package, tmp.version
"""
[docs]def generate_packages(suite_id: int, component_id: int, architecture_id: int, type_name: str):
global _packages_query
from daklib.filewriter import PackagesFileWriter
from daklib.dbconn import Architecture, Component, DBConn, OverrideType, Suite
from daklib.dakmultiprocessing import PROC_STATUS_SUCCESS
session = DBConn().session()
arch_all_id = session.query(Architecture).filter_by(arch_string='all').one().arch_id
type_id = session.query(OverrideType).filter_by(overridetype=type_name).one().overridetype_id
suite = session.query(Suite).get(suite_id)
component = session.query(Component).get(component_id)
architecture = session.query(Architecture).get(architecture_id)
overridesuite_id = suite.get_overridesuite().suite_id
include_long_description = suite.include_long_description
# We currently filter out the "Tag" line. They are set by external
# overrides and NOT by the maintainer. And actually having it set by
# maintainer means we output it twice at the moment -> which breaks
# dselect.
metadata_skip = ["Section", "Priority", "Tag"]
if include_long_description:
metadata_skip.append("Description-md5")
writer_args = {
'archive': suite.archive.path,
'suite': suite.suite_name,
'component': component.component_name,
'architecture': architecture.arch_string,
'debtype': type_name
}
if suite.indices_compression is not None:
writer_args['compression'] = suite.indices_compression
writer = PackagesFileWriter(**writer_args)
output = writer.open()
r = session.execute(_packages_query, {"archive_id": suite.archive.archive_id,
"suite": suite_id, "component": component_id, 'component_name': component.component_name,
"arch": architecture_id, "type_id": type_id, "type_name": type_name, "arch_all": arch_all_id,
"overridesuite": overridesuite_id, "metadata_skip": metadata_skip,
"include_long_description": 'true' if include_long_description else 'false'})
for (stanza,) in r:
print(stanza, file=output)
print("", file=output)
writer.close()
message = ["generate-packages", suite.suite_name, component.component_name, architecture.arch_string]
session.rollback()
return (PROC_STATUS_SUCCESS, message)
#############################################################################
_translations_query = r"""
WITH
override_suite AS
(SELECT
s.id AS id,
COALESCE(os.id, s.id) AS overridesuite_id
FROM suite AS s LEFT JOIN suite AS os ON s.overridesuite = os.suite_name)
SELECT
E'Package\: ' || b.package
|| E'\nDescription-md5\: ' || bm_description_md5.value
|| E'\nDescription-en\: ' || bm_description.value
|| E'\n'
FROM binaries b
-- join tables for suite and component
JOIN bin_associations ba ON b.id = ba.bin
JOIN override_suite os ON os.id = ba.suite
JOIN override o ON b.package = o.package AND o.suite = os.overridesuite_id AND o.type = (SELECT id FROM override_type WHERE type = 'deb')
-- join tables for Description and Description-md5
JOIN binaries_metadata bm_description ON b.id = bm_description.bin_id AND bm_description.key_id = (SELECT key_id FROM metadata_keys WHERE key = 'Description')
JOIN binaries_metadata bm_description_md5 ON b.id = bm_description_md5.bin_id AND bm_description_md5.key_id = (SELECT key_id FROM metadata_keys WHERE key = 'Description-md5')
-- we want to sort by source name
JOIN source s ON b.source = s.id
WHERE ba.suite = :suite AND o.component = :component
GROUP BY b.package, bm_description_md5.value, bm_description.value
ORDER BY MIN(s.source), b.package, bm_description_md5.value
"""
[docs]def generate_translations(suite_id: int, component_id: int):
global _translations_query
from daklib.filewriter import TranslationFileWriter
from daklib.dbconn import DBConn, Suite, Component
from daklib.dakmultiprocessing import PROC_STATUS_SUCCESS
session = DBConn().session()
suite = session.query(Suite).get(suite_id)
component = session.query(Component).get(component_id)
writer_args = {
'archive': suite.archive.path,
'suite': suite.suite_name,
'component': component.component_name,
'language': 'en',
}
if suite.i18n_compression is not None:
writer_args['compression'] = suite.i18n_compression
writer = TranslationFileWriter(**writer_args)
output = writer.open()
r = session.execute(_translations_query, {"suite": suite_id, "component": component_id})
for (stanza,) in r:
print(stanza, file=output)
writer.close()
message = ["generate-translations", suite.suite_name, component.component_name]
session.rollback()
return (PROC_STATUS_SUCCESS, message)
#############################################################################
[docs]def main():
from daklib.config import Config
from daklib import daklog
cnf = Config()
Arguments = [('h', "help", "Generate-Packages-Sources::Options::Help"),
('a', 'archive', 'Generate-Packages-Sources::Options::Archive', 'HasArg'),
('s', "suite", "Generate-Packages-Sources::Options::Suite", 'HasArg'),
('f', "force", "Generate-Packages-Sources::Options::Force"),
('o', 'option', '', 'ArbItem')]
apt_pkg.parse_commandline(cnf.Cnf, Arguments, sys.argv)
try:
Options = cnf.subtree("Generate-Packages-Sources::Options")
except KeyError:
Options = {}
if "Help" in Options:
usage()
from daklib.dakmultiprocessing import DakProcessPool, PROC_STATUS_SUCCESS, PROC_STATUS_SIGNALRAISED
pool = DakProcessPool()
logger = daklog.Logger('generate-packages-sources2')
from daklib.dbconn import DBConn, get_suite, Suite, Archive
session = DBConn().session()
session.execute("SELECT add_missing_description_md5()")
session.commit()
import daklib.utils
if "Suite" in Options:
suites = []
suite_names = daklib.utils.split_args(Options['Suite'])
for s in suite_names:
suite = get_suite(s.lower(), session)
if suite:
suites.append(suite)
else:
print("I: Cannot find suite %s" % s)
logger.log(['Cannot find suite %s' % s])
else:
query = session.query(Suite).filter(Suite.untouchable == False) # noqa:E712
if 'Archive' in Options:
archive_names = daklib.utils.split_args(Options['Archive'])
query = query.join(Suite.archive).filter(Archive.archive_name.in_(archive_names))
suites = query.all()
force = "Force" in Options and Options["Force"]
def parse_results(message):
# Split out into (code, msg)
code, msg = message
if code == PROC_STATUS_SUCCESS:
logger.log(msg)
elif code == PROC_STATUS_SIGNALRAISED:
logger.log(['E: Subprocess received signal ', msg])
else:
logger.log(['E: ', msg])
# Lock tables so that nobody can change things underneath us
session.execute("LOCK TABLE src_associations IN SHARE MODE")
session.execute("LOCK TABLE bin_associations IN SHARE MODE")
for s in suites:
component_ids = [c.component_id for c in s.components]
if s.untouchable and not force:
import daklib.utils
daklib.utils.fubar("Refusing to touch %s (untouchable and not forced)" % s.suite_name)
for c in component_ids:
pool.apply_async(generate_sources, [s.suite_id, c], callback=parse_results)
if not s.include_long_description:
pool.apply_async(generate_translations, [s.suite_id, c], callback=parse_results)
for a in s.architectures:
if a == 'source':
continue
pool.apply_async(generate_packages, [s.suite_id, c, a.arch_id, 'deb'], callback=parse_results)
pool.apply_async(generate_packages, [s.suite_id, c, a.arch_id, 'udeb'], callback=parse_results)
pool.close()
pool.join()
# this script doesn't change the database
session.close()
logger.close()
sys.exit(pool.overall_status())
if __name__ == '__main__':
main()