1#! /usr/bin/env python3
3"""
4Generate Maintainers file used by e.g. the Debian Bug Tracking System
5@contact: Debian FTP Master <ftpmaster@debian.org>
6@copyright: 2000, 2001, 2002, 2003, 2004, 2006 James Troup <james@nocrew.org>
7@copyright: 2011 Torsten Werner <twerner@debian.org>
8@license: GNU General Public License version 2 or later
10"""
12# This program is free software; you can redistribute it and/or modify
13# it under the terms of the GNU General Public License as published by
14# the Free Software Foundation; either version 2 of the License, or
15# (at your option) any later version.
17# This program is distributed in the hope that it will be useful,
18# but WITHOUT ANY WARRANTY; without even the implied warranty of
19# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
20# GNU General Public License for more details.
22# You should have received a copy of the GNU General Public License
23# along with this program; if not, write to the Free Software
24# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26################################################################################
28# ``As opposed to "Linux sucks. Respect my academic authoritah, damn
29# you!" or whatever all this hot air amounts to.''
30# -- ajt@ in _that_ thread on debian-devel@
32################################################################################
34import sys
36import apt_pkg
37from sqlalchemy.sql import text
39from daklib import daklog
40from daklib.config import Config
41from daklib.dbconn import Archive, DBConn
42from daklib.regexes import re_comments
44################################################################################
47def usage(exit_code=0):
48 print(
49 """Usage: dak make-maintainers [OPTION] -a ARCHIVE EXTRA_FILE[...]
50Generate an index of packages <=> Maintainers / Uploaders.
52 -a, --archive=ARCHIVE archive to take packages from
53 -s, --source output source packages only
54 -p, --print print package list to stdout instead of writing it to files
55 -h, --help show this help and exit
56"""
57 )
58 sys.exit(exit_code)
61################################################################################
64def format(package, person):
65 """Return a string nicely formatted for writing to the output file."""
66 return "%-20s %s\n" % (package, person)
69################################################################################
72def main():
73 cnf = Config()
75 Arguments = [
76 ("h", "help", "Make-Maintainers::Options::Help"),
77 ("a", "archive", "Make-Maintainers::Options::Archive", "HasArg"),
78 ("s", "source", "Make-Maintainers::Options::Source"),
79 ("p", "print", "Make-Maintainers::Options::Print"),
80 ]
81 for i in ["Help", "Source", "Print"]:
82 key = "Make-Maintainers::Options::%s" % i
83 if key not in cnf: 83 ↛ 81line 83 didn't jump to line 81, because the condition on line 83 was never false
84 cnf[key] = ""
86 extra_files = apt_pkg.parse_commandline(cnf.Cnf, Arguments, sys.argv)
87 Options = cnf.subtree("Make-Maintainers::Options")
89 if Options["Help"] or not Options.get("Archive"):
90 usage()
92 Logger = daklog.Logger("make-maintainers")
93 session = DBConn().session()
95 archive = session.query(Archive).filter_by(archive_name=Options["Archive"]).one()
97 # dictionary packages to maintainer names
98 maintainers = dict()
99 # dictionary packages to list of uploader names
100 uploaders = dict()
102 query = session.execute(
103 text(
104 """
105SELECT
106 bs.package,
107 bs.name AS maintainer,
108 array_agg(mu.name) OVER (
109 PARTITION BY bs.source, bs.id
110 ORDER BY mu.name
111 ROWS BETWEEN UNBOUNDED PRECEDING AND UNBOUNDED FOLLOWING
112 ) AS uploaders
113 FROM (
114 SELECT DISTINCT ON (package)
115 *
116 FROM (
117 SELECT
118 s.id AS source,
119 0 AS id,
120 s.source AS package,
121 s.version,
122 m.name
123 FROM
124 source AS s INNER JOIN
125 maintainer AS m ON s.maintainer = m.id INNER JOIN
126 src_associations AS sa ON s.id = sa.source INNER JOIN
127 suite on sa.suite = suite.id
128 WHERE
129 suite.archive_id = :archive_id
130 UNION SELECT
131 b.source,
132 b.id,
133 b.package,
134 b.version,
135 m.name
136 FROM
137 binaries AS b INNER JOIN
138 maintainer AS m ON b.maintainer = m.id INNER JOIN
139 bin_associations AS ba ON b.id = ba.bin INNER JOIN
140 suite on ba.suite = suite.id
141 WHERE
142 NOT :source_only AND
143 suite.archive_id = :archive_id
144 ) AS bs
145 ORDER BY package, version desc
146 ) AS bs LEFT OUTER JOIN
147 -- find all uploaders for a given source
148 src_uploaders AS su ON bs.source = su.source LEFT OUTER JOIN
149 maintainer AS mu ON su.maintainer = mu.id
150"""
151 ).params(
152 archive_id=archive.archive_id,
153 source_only="True" if Options["Source"] else "False",
154 )
155 )
157 Logger.log(["database"])
158 for entry in query:
159 maintainers[entry["package"]] = entry["maintainer"]
160 if all(x is None for x in entry["uploaders"]): 160 ↛ exit, 160 ↛ 1612 missed branches: 1) line 160 didn't finish the generator expression on line 160, 2) line 160 didn't jump to line 161, because the condition on line 160 was never true
161 uploaders[entry["package"]] = [""]
162 else:
163 uploaders[entry["package"]] = entry["uploaders"]
165 Logger.log(["files"])
166 # Process any additional Maintainer files (e.g. from pseudo
167 # packages)
168 for filename in extra_files: 168 ↛ 169line 168 didn't jump to line 169, because the loop on line 168 never started
169 with open(filename) as extrafile:
170 for line in extrafile.readlines():
171 line = re_comments.sub("", line).strip()
172 if line == "":
173 continue
174 (package, maintainer) = line.split(None, 1)
175 maintainers[package] = maintainer
176 uploaders[package] = [maintainer]
178 if Options["Print"]: 178 ↛ 182line 178 didn't jump to line 182, because the condition on line 178 was never false
179 for package in sorted(maintainers):
180 print(format(package, maintainers[package]), end="")
181 else:
182 with open("Maintainers", "w") as maintainer_file, open(
183 "Uploaders", "w"
184 ) as uploader_file:
185 for package in sorted(uploaders):
186 maintainer_file.write(format(package, maintainers[package]))
187 for uploader in uploaders[package]:
188 uploader_file.write(format(package, uploader))
190 Logger.close()
193###############################################################################
196if __name__ == "__main__":
197 main()