[dak/master 1/4] generate Packages/Sources directly from database
We can now write Packages/Sources outselves without using
apt-ftparchive. Before this is usable we still need to compress
the output.
Signed-off-by: Ansgar Burchardt <ansgar@debian.org>
---
dak/dak.py | 2 +
dak/generate_packages_sources2.py | 295 +++++++++++++++++++++++++++++++++++++
2 files changed, 297 insertions(+), 0 deletions(-)
create mode 100755 dak/generate_packages_sources2.py
diff --git a/dak/dak.py b/dak/dak.py
index ad99a5a..304af5f 100755
--- a/dak/dak.py
+++ b/dak/dak.py
@@ -84,6 +84,8 @@ def init():
"Generate Release files"),
("generate-packages-sources",
"Generate Packages/Sources files"),
+ ("generate-packages-sources2",
+ "Generate Packages/Sources files [directly from database]"),
("contents",
"Generate content files"),
("metadata",
diff --git a/dak/generate_packages_sources2.py b/dak/generate_packages_sources2.py
new file mode 100755
index 0000000..5a1008c
--- /dev/null
+++ b/dak/generate_packages_sources2.py
@@ -0,0 +1,295 @@
+#!/usr/bin/python
+
+"""
+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 daklib.dbconn import *
+from daklib.config import Config
+from daklib import utils, daklog
+from multiprocessing import Pool
+import apt_pkg, os, stat, sys
+
+from daklib.lists import getSources, getBinaries, getArchAll
+
+def usage():
+ print """Usage: dak generate-packages-sources2 [OPTIONS]
+Generate the Packages/Sources files
+
+ -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 seperated list, e.g.
+ --suite=unstable testing
+"""
+ sys.exit()
+
+#############################################################################
+
+# Here be dragons.
+_sources_query = R"""
+SELECT
+
+ (SELECT
+ STRING_AGG(
+ CASE
+ WHEN key = 'Source' THEN 'Package\: '
+ WHEN key = 'Files' THEN E'Files\:\n ' || f.md5sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
+ WHEN key = 'Checksums-Sha1' THEN E'Checksums-Sha1\:\n ' || f.sha1sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
+ WHEN key = 'Checksums-Sha256' THEN E'Checksums-Sha256\:\n ' || f.sha256sum || ' ' || f.size || ' ' || SUBSTRING(f.filename FROM E'/([^/]*)\\Z')
+ ELSE key || '\: '
+ END || value, E'\n' ORDER BY mk.order)
+ FROM
+ source_metadata sm
+ JOIN metadata_keys mk ON mk.key_id = sm.key_id
+ WHERE s.id=sm.src_id
+ )
+ ||
+ E'\nDirectory\: pool/' || SUBSTRING(f.filename FROM E'\\A(.*)/[^/]*\\Z')
+ ||
+ E'\nPriority\: ' || pri.priority
+ ||
+ E'\nSection\: ' || sec.section
+
+FROM
+
+source s
+JOIN files f ON s.file=f.id
+JOIN override o ON o.package = s.source
+JOIN section sec ON o.section = sec.id
+JOIN priority pri ON o.priority = pri.id
+
+WHERE
+o.suite = :suite AND o.component = :component AND o.type = :dsc_type
+
+ORDER BY
+s.source, s.version
+"""
+
+def open_sources(suite, component):
+ cnf = Config()
+ dest = os.path.join(cnf['Dir::Root'], 'dists', suite.suite_name, component.component_name, 'source', 'Sources')
+
+ # create queue if it does not exist yet
+ if os.path.exists(dest) and os.path.isdir(dest):
+ dest_dir = dest
+ else:
+ dest_dir = os.path.dirname(dest)
+ if not os.path.exists(dest_dir):
+ umask = os.umask(00000)
+ os.makedirs(dest_dir, 02775)
+ os.umask(umask)
+
+ f = open(dest, 'w')
+ return f
+
+def generate_sources(suite_id, component_id):
+ global _sources_query
+
+ 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)
+
+ output = open_sources(suite, component)
+
+ # run query and write Sources
+ r = session.execute(_sources_query, {"suite": suite_id, "component": component_id, "dsc_type": dsc_type})
+ for (stanza,) in r:
+ print >>output, stanza
+ print >>output, ""
+
+ return ["generate sources", suite.suite_name, component.component_name]
+
+#############################################################################
+
+# 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
+ FROM
+ binaries b
+ JOIN bin_associations ba ON b.id = ba.bin
+ JOIN files f ON f.id = b.file
+ JOIN location l ON l.id = f.location
+ JOIN source s ON b.source = s.id
+ WHERE
+ (b.architecture = :arch_all OR b.architecture = :all) AND b.type = :type_name
+ AND ba.suite = :suite
+ AND l.component = :component
+ )
+
+SELECT
+ (SELECT
+ STRING_AGG(key || '\: ' || value, E'\n' ORDER BY mk.order)
+ FROM
+ binaries_metadata bm
+ JOIN metadata_keys mk ON mk.key_id = bm.key_id
+ WHERE
+ bm.bin_id = tmp.binary_id
+ AND key != 'Section' AND key != 'Priority'
+ )
+ || E'\nSection\: ' || sec.section
+ || E'\nPriority\: ' || pri.priority
+ || E'\nFilename\: ' || tmp.filename
+ || E'\nSize\: ' || tmp.size
+ || E'\nMD5sum\: ' || tmp.md5sum
+ || E'\nSHA1\: ' || tmp.sha1sum
+ || E'\nSHA256\: ' || tmp.sha256sum
+
+FROM
+ tmp
+ JOIN override o ON o.package = tmp.package
+ JOIN section sec ON sec.id = o.section
+ JOIN priority pri ON pri.id = o.priority
+
+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))
+ )
+ AND
+ o.type = :type_id AND o.suite = :suite AND o.component = :component
+"""
+
+def open_packages(suite, component, architecture, type_name):
+ cnf = Config()
+ if type_name == 'udeb':
+ dest = os.path.join(cnf['Dir::Root'], 'dists', suite.suite_name, component.component_name, 'debian-installer', 'binary-%s' % architecture.arch_string, 'Packages')
+ else:
+ dest = os.path.join(cnf['Dir::Root'], 'dists', suite.suite_name, component.component_name, 'binary-%s' % architecture.arch_string, 'Packages')
+
+ # create queue if it does not exist yet
+ if os.path.exists(dest) and os.path.isdir(dest):
+ dest_dir = dest
+ else:
+ dest_dir = os.path.dirname(dest)
+ if not os.path.exists(dest_dir):
+ umask = os.umask(00000)
+ os.makedirs(dest_dir, 02775)
+ os.umask(umask)
+
+ f = open(dest, 'w')
+ return f
+
+def generate_packages(suite_id, component_id, architecture_id, type_name):
+ global _packages_query
+
+ 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)
+
+ output = open_packages(suite, component, architecture, type_name)
+
+ r = session.execute(_packages_query, {"suite": suite_id, "component": component_id,
+ "type_id": type_id, "type_name": type_name, "arch_all": arch_all_id})
+ for (stanza,) in r:
+ print >>output, stanza
+
+ session.close()
+
+ return ["generate-packages", suite.suite_name, component.component_name, architecture.arch_string]
+
+#############################################################################
+
+def main():
+ cnf = Config()
+
+ Arguments = [('h',"help","Generate-Packages-Sources::Options::Help"),
+ ('s',"suite","Generate-Packages-Sources::Options::Suite"),
+ ('f',"force","Generate-Packages-Sources::Options::Force")]
+
+ suite_names = apt_pkg.ParseCommandLine(cnf.Cnf, Arguments, sys.argv)
+ try:
+ Options = cnf.SubTree("Generate-Packages-Sources::Options")
+ except KeyError:
+ Options = {}
+
+ if Options.has_key("Help"):
+ usage()
+
+ logger = daklog.Logger(cnf, 'generate-packages-sources2')
+
+ session = DBConn().session()
+
+ if Options.has_key("Suite"):
+ suites = []
+ 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:
+ suites = session.query(Suite).filter(Suite.untouchable == False).all()
+
+ component_ids = [ c.component_id for c in session.query(Component).all() ]
+
+ def log(details):
+ logger.log(details)
+
+ pool = Pool()
+ for s in suites:
+ for c in component_ids:
+ pool.apply_async(generate_sources, [s.suite_id, c], callback=log)
+ for a in s.architectures:
+ #pool.apply_async(generate_packages, [s.suite_id, c, a.arch_id, 'deb'], callback=log)
+ apply(generate_packages, [s.suite_id, c, a.arch_id, 'deb'])
+ #pool.apply_async(generate_packages, [s.suite_id, c, a.arch_id, 'udeb'], callback=log)
+
+ pool.close()
+ pool.join()
+ # this script doesn't change the database
+ session.close()
+
+if __name__ == '__main__':
+ main()
--
1.7.2.5
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