3 Create all the contents files
5 @contact: Debian FTPMaster <ftpmaster@debian.org>
6 @copyright: 2008, 2009 Michael Casadevall <mcasadevall@debian.org>
7 @copyright: 2009 Mike O'Connor <stew@debian.org>
8 @license: GNU General Public License version 2 or later
11 ################################################################################
13 # This program is free software; you can redistribute it and/or modify
14 # it under the terms of the GNU General Public License as published by
15 # the Free Software Foundation; either version 2 of the License, or
16 # (at your option) any later version.
18 # This program is distributed in the hope that it will be useful,
19 # but WITHOUT ANY WARRANTY; without even the implied warranty of
20 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21 # GNU General Public License for more details.
23 # You should have received a copy of the GNU General Public License
24 # along with this program; if not, write to the Free Software
25 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
27 ################################################################################
29 # <Ganneff> there is the idea to slowly replace contents files
30 # <Ganneff> with a new generation of such files.
31 # <Ganneff> having more info.
33 # <Ganneff> of course that wont help for now where we need to generate them :)
35 ################################################################################
43 from daklib import utils
44 from daklib.binary import Binary
45 from daklib.config import Config
46 from daklib.dbconn import DBConn
47 ################################################################################
49 def usage (exit_code=0):
50 print """Usage: dak contents [options] command [arguments]
54 generate Contents-$arch.gz files
57 scan the debs in the existing pool and load contents in the the database
60 remove files/paths which are no longer referenced by a binary
64 show this help and exit
67 show verbose information messages
70 supress all output but errors
72 -s, --suite={stable,testing,unstable,...}
73 only operate on a single suite
75 -a, --arch={i386,amd64}
76 only operate on a single architecture
80 ################################################################################
82 # where in dak.conf all of our configuration will be stowed
84 options_prefix = "Contents"
85 options_prefix = "%s::Options" % options_prefix
87 log = logging.getLogger()
89 ################################################################################
91 # get all the arches delivered for a given suite
92 # this should probably exist somehere common
93 arches_q = """PREPARE arches_q(int) as
94 SELECT s.architecture, a.arch_string
95 FROM suite_architectures s
96 JOIN architecture a ON (s.architecture=a.id)
99 # find me the .deb for a given binary id
100 debs_q = """PREPARE debs_q(int, int) as
101 SELECT b.id, f.filename FROM bin_assoc_by_arch baa
102 JOIN binaries b ON baa.bin=b.id
103 JOIN files f ON b.file=f.id
107 # ask if we already have contents associated with this binary
108 olddeb_q = """PREPARE olddeb_q(int) as
109 SELECT 1 FROM content_associations
110 WHERE binary_pkg = $1
113 # find me all of the contents for a given .deb
114 contents_q = """PREPARE contents_q(int,int,int,int) as
115 SELECT (p.path||'/'||n.file) AS fn,
116 comma_separated_list(s.section||'/'||b.package)
117 from content_associations c join content_file_paths p ON (c.filepath=p.id)
118 JOIN content_file_names n ON (c.filename=n.id)
119 JOIN binaries b ON (b.id=c.binary_pkg)
120 JOIN override o ON (o.package=b.package)
121 JOIN section s ON (s.id=o.section)
122 WHERE o.suite = $1 AND o.type = $2
123 AND b.id in (SELECT ba.bin from bin_associations ba join binaries b on b.id=ba.bin where (b.architecture=$3 or b.architecture=$4)and ba.suite=$1 and b.type='deb')
127 # find me all of the contents for a given .udeb
128 udeb_contents_q = """PREPARE udeb_contents_q(int,int,int,int,int) as
129 SELECT (p.path||'/'||n.file) AS fn,
130 comma_separated_list(s.section||'/'||b.package)
131 FROM content_file_paths p join content_associations c ON (c.filepath=p.id)
132 JOIN content_file_names n ON (c.filename=n.id)
133 JOIN binaries b ON (b.id=c.binary_pkg)
134 JOIN override o ON (o.package=b.package)
135 JOIN section s ON (s.id=o.section)
136 WHERE o.suite = $1 AND o.type = $2
138 AND b.id in (SELECT ba.bin from bin_associations ba join binaries b on b.id=ba.bin where (b.architecture=$3 or b.architecture=$4)and ba.suite=$1 and b.type='udeb')
144 # clear out all of the temporarily stored content associations
145 # this should be run only after p-a has run. after a p-a
146 # run we should have either accepted or rejected every package
147 # so there should no longer be anything in the queue
148 remove_pending_contents_cruft_q = """DELETE FROM pending_content_associations"""
150 # delete any filenames we are storing which have no binary associated with them
151 remove_filename_cruft_q = """DELETE FROM content_file_names
152 WHERE id IN (SELECT cfn.id FROM content_file_names cfn
153 LEFT JOIN content_associations ca
154 ON ca.filename=cfn.id
155 WHERE ca.id IS NULL)"""
157 # delete any paths we are storing which have no binary associated with them
158 remove_filepath_cruft_q = """DELETE FROM content_file_paths
159 WHERE id IN (SELECT cfn.id FROM content_file_paths cfn
160 LEFT JOIN content_associations ca
161 ON ca.filepath=cfn.id
162 WHERE ca.id IS NULL)"""
163 class Contents(object):
165 Class capable of generating Contents-$arch.gz files
167 Usage GenerateContents().generateContents( ["main","contrib","non-free"] )
173 def reject(self, message):
174 log.error("E: %s" % message)
176 def _getHeader(self):
178 Internal method to return the header for Contents.gz files
180 This is boilerplate which explains the contents of the file and how
183 if self.header == None:
184 if Config().has_key("Contents::Header"):
186 h = open(os.path.join( Config()["Dir::Templates"],
187 Config()["Contents::Header"] ), "r")
188 self.header = h.read()
191 log.error( "error opening header file: %d\n%s" % (Config()["Contents::Header"],
192 traceback.format_exc() ))
199 # goal column for section column
202 def _write_content_file(self, cursor, filename):
204 Internal method for writing all the results to a given file.
205 The cursor should have a result set generated from a query already.
207 filepath = Config()["Contents::Root"] + filename
208 filedir = os.path.dirname(filepath)
209 if not os.path.isdir(filedir):
211 f = gzip.open(filepath, "w")
213 header = self._getHeader()
219 contents = cursor.fetchone()
223 f.write("%s\t%s\n" % contents )
230 remove files/paths from the DB which are no longer referenced
231 by binaries and clean the temporary table
233 cursor = DBConn().cursor();
234 cursor.execute( "BEGIN WORK" )
235 cursor.execute( remove_pending_contents_cruft_q )
236 cursor.execute( remove_filename_cruft_q )
237 cursor.execute( remove_filepath_cruft_q )
238 cursor.execute( "COMMIT" )
243 scan the existing debs in the pool to populate the contents database tables
245 pooldir = Config()[ 'Dir::Pool' ]
247 cursor = DBConn().cursor();
248 DBConn().prepare("debs_q",debs_q)
249 DBConn().prepare("olddeb_q",olddeb_q)
250 DBConn().prepare("arches_q",arches_q)
252 suites = self._suites()
253 for suite in [i.lower() for i in suites]:
254 suite_id = DBConn().get_suite_id(suite)
256 arch_list = self._arches(cursor, suite_id)
257 arch_all_id = DBConn().get_architecture_id("all")
258 for arch_id in arch_list:
259 cursor.execute( "EXECUTE debs_q(%d, %d)" % ( suite_id, arch_id[0] ) )
263 deb = cursor.fetchone()
267 cursor1 = DBConn().cursor();
268 cursor1.execute( "EXECUTE olddeb_q(%d)" % (deb[0] ) )
269 old = cursor1.fetchone()
271 log.debug( "already imported: %s" % (deb[1]) )
273 log.debug( "scanning: %s" % (deb[1]) )
274 debfile = os.path.join( pooldir, deb[1] )
275 if os.path.exists( debfile ):
276 Binary(debfile, self.reject).scan_package(deb[0],True)
278 log.error("missing .deb: %s" % deb[1])
282 Generate Contents-$arch.gz files for every available arch in each given suite.
284 cursor = DBConn().cursor()
286 DBConn().prepare("arches_q", arches_q)
287 DBConn().prepare("contents_q", contents_q)
288 DBConn().prepare("udeb_contents_q", udeb_contents_q)
290 debtype_id=DBConn().get_override_type_id("deb")
291 udebtype_id=DBConn().get_override_type_id("udeb")
293 suites = self._suites()
295 # Get our suites, and the architectures
296 for suite in [i.lower() for i in suites]:
297 suite_id = DBConn().get_suite_id(suite)
298 arch_list = self._arches(cursor, suite_id)
300 arch_all_id = DBConn().get_architecture_id("all")
302 for arch_id in arch_list:
303 cursor.execute("EXECUTE contents_q(%d,%d,%d,%d)" % (suite_id, debtype_id, arch_all_id, arch_id[0] ))
304 self._write_content_file(cursor, "dists/%s/Contents-%s.gz" % (suite, arch_id[1]))
306 # The MORE fun part. Ok, udebs need their own contents files, udeb, and udeb-nf (not-free)
307 # This is HORRIBLY debian specific :-/
308 for section, fn_pattern in [("debian-installer","dists/%s/Contents-udeb-%s.gz"),
309 ("non-free/debian-installer", "dists/%s/Contents-udeb-nf-%s.gz")]:
311 for arch_id in arch_list:
312 section_id = DBConn().get_section_id(section) # all udebs should be here)
314 cursor.execute("EXECUTE udeb_contents_q(%d,%d,%d,%d,%d)" % (suite_id, udebtype_id, section_id, arch_id[0], arch_all_id))
316 self._write_content_file(cursor, fn_pattern % (suite, arch_id[1]))
319 ################################################################################
323 return a list of suites to operate on
325 if Config().has_key( "%s::%s" %(options_prefix,"Suite")):
326 suites = utils.split_args(Config()[ "%s::%s" %(options_prefix,"Suite")])
328 suites = Config().SubTree("Suite").List()
332 def _arches(self, cursor, suite):
334 return a list of archs to operate on
337 if Config().has_key( "%s::%s" %(options_prefix,"Arch")):
338 archs = utils.split_args(Config()[ "%s::%s" %(options_prefix,"Arch")])
339 for arch_name in archs:
340 arch_list.append((DBConn().get_architecture_id(arch_name), arch_name))
342 cursor.execute("EXECUTE arches_q(%d)" % (suite))
344 r = cursor.fetchone()
348 if r[1] != "source" and r[1] != "all":
349 arch_list.append((r[0], r[1]))
353 ################################################################################
359 arguments = [('h',"help", "%s::%s" % (options_prefix,"Help")),
360 ('s',"suite", "%s::%s" % (options_prefix,"Suite"),"HasArg"),
361 ('q',"quiet", "%s::%s" % (options_prefix,"Quiet")),
362 ('v',"verbose", "%s::%s" % (options_prefix,"Verbose")),
363 ('a',"arch", "%s::%s" % (options_prefix,"Arch"),"HasArg"),
366 commands = {'generate' : Contents.generate,
367 'bootstrap' : Contents.bootstrap,
368 'cruft' : Contents.cruft,
371 args = apt_pkg.ParseCommandLine(cnf.Cnf, arguments,sys.argv)
373 if (len(args) < 1) or not commands.has_key(args[0]):
376 if cnf.has_key("%s::%s" % (options_prefix,"Help")):
380 if cnf.has_key("%s::%s" % (options_prefix,"Quiet")):
383 elif cnf.has_key("%s::%s" % (options_prefix,"Verbose")):
387 logging.basicConfig( level=level,
388 format='%(asctime)s %(levelname)s %(message)s',
389 stream = sys.stderr )
391 commands[args[0]](Contents())
393 if __name__ == '__main__':