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 ################################################################################
44 from daklib import utils
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 signle suite
75 -a, --arch={i386,amd64}
76 only operate on a signle architecture
80 ################################################################################
82 # where in dak.conf all of our configuration will be stowed
84 options_prefix = "Contents"
85 options_prefix = "%s::Opitons" % options_prefix
86 header_prefix = "%s::Header" % options_prefix
88 log = logging.getLogger()
90 ################################################################################
92 latin1_q = """SET CLIENT_ENCODING TO 'LATIN1'"""
94 arches_q = """PREPARE arches_q as
95 SELECT s.architecture, a.arch_string
96 FROM suite_architectures s
97 JOIN architecture a ON (s.architecture=a.id)
100 debs_q = """PREPARE debs_q 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 olddeb_q = """PREPARE olddeb_q as
108 SELECT 1 FROM content_associations
109 WHERE binary_pkg = $1
112 contents_q = """PREPARE contents_q as
113 SELECT (p.path||'/'||n.file) AS fn,
114 comma_separated_list(s.section||'/'||b.package)
115 FROM content_associations c
116 JOIN content_file_paths p ON (c.filepath=p.id)
117 JOIN content_file_names n ON (c.filename=n.id)
118 JOIN binaries b ON (b.id=c.binary_pkg)
119 JOIN bin_associations ba ON (b.id=ba.bin)
120 JOIN override o ON (o.package=b.package)
121 JOIN section s ON (s.id=o.section)
122 WHERE (b.architecture = $1 OR b.architecture = $2)
130 udeb_contents_q = """PREPARE udeb_contents_q as
131 SELECT (p.path||'/'||n.file) as fn,
132 comma_separated_list(s.section||'/'||b.package)
133 FROM content_associations c
134 JOIN content_file_paths p ON (c.filepath=p.id)
135 JOIN content_file_names n ON (c.filename=n.id)
136 JOIN binaries b ON (b.id=c.binary_pkg)
137 JOIN bin_associations ba ON (b.id=ba.bin)
138 JOIN override o ON (o.package=b.package)
139 JOIN section s ON (s.id=o.section)
148 class Contents(object):
150 Class capable of generating Contents-$arch.gz files
152 Usage GenerateContents().generateContents( ["main","contrib","non-free"] )
158 def _getHeader(self):
159 # Internal method to return the header for Contents.gz files
160 if self.header == None:
161 if Config().has_key("Contents::Header"):
163 h = open(os.path.join( Config()["Dir::Templates"],
164 Config()["Contents::Header"] ), "r")
165 self.header = h.read()
168 log.error( "error openeing header file: %d\n%s" % (Config()["Contents::Header"],
169 traceback.format_exc() ))
176 # goal column for section column
179 def _write_content_file(self, cursor, filename):
180 # Internal method for writing all the results to a given file
181 f = gzip.open(Config()["Dir::Root"] + filename, "w")
183 header = self._getHeader()
189 contents = cursor.fetchone()
194 int( math.ceil( (self._goal_column - len(contents[0])) / 8) ) )
195 f.write(contents[0] + ( '\t' * num_tabs ) + contents[-1] + "\n")
202 remove files/paths from the DB which are no longer referenced by binaries
204 cursor = DBConn().cursor();
205 cursor.execute( "BEGIN WORK" )
206 cursor.execute( """DELETE FROM content_file_names
207 WHERE id IN (SELECT cfn.id FROM content_file_names cfn
208 LEFT JOIN content_associations ca
209 ON ca.filename=cfn.id
210 WHERE ca.id IS NULL)""" );
211 cursor.execute( """DELETE FROM content_file_paths
212 WHERE id IN (SELECT cfn.id FROM content_file_paths cfn
213 LEFT JOIN content_associations ca
214 ON ca.filepath=cfn.id
215 WHERE ca.id IS NULL)""" );
216 cursor.execute( "COMMIT" )
221 scan the existing debs in the pool to populate the contents database tables
223 pooldir = Config()[ 'Dir::Pool' ]
225 cursor = DBConn().cursor();
226 cursor.execute( latin1_q )
227 cursor.execute( debs_q )
228 cursor.execute( olddeb_q )
229 cursor.execute( arches_q )
231 suites = self._suites()
232 for suite in [i.lower() for i in suites]:
233 suite_id = DBConn().get_suite_id(suite)
235 arch_list = self._arches(cursor, suite_id)
236 arch_all_id = DBConn().get_architecture_id("all")
237 for arch_id in arch_list:
238 cursor.execute( "EXECUTE debs_q(%d, %d)" % ( suite_id, arch_id[0] ) )
240 debs = cursor.fetchall()
244 cursor.execute( "EXECUTE olddeb_q(%d)" % (deb[0] ) )
245 old = cursor.fetchone()
247 log.debug( "already imported: %s" % deb[1] )
249 debfile = os.path.join( pooldir, deb[1] )
250 if os.path.exists( debfile ):
251 contents = utils.generate_contents_information( debfile )
252 DBConn().insert_content_paths(deb[0], contents)
253 log.info( "imported (%d/%d): %s" % (count,len(debs),deb[1] ) )
255 log.error( "missing .deb: %s" % deb[1] )
259 Generate Contents-$arch.gz files for every aviailable arch in each given suite.
261 cursor = DBConn().cursor();
263 cursor.execute( arches_q )
264 cursor.execute( contents_q )
265 cursor.execute( udeb_contents_q )
267 suites = self._suites()
269 # Get our suites, and the architectures
270 for suite in [i.lower() for i in suites]:
271 suite_id = DBConn().get_suite_id(suite)
273 arch_list = self._arches(cursor, suite_id)
275 arch_all_id = DBConn().get_architecture_id("all")
277 for arch_id in arch_list:
278 cursor.execute( "EXECUTE contents_q(%d,%d,%d,%d)" % (arch_id[0], arch_all_id, suite_id, suite_id))
279 self._write_content_file(cursor, "dists/%s/Contents-%s.gz" % (suite, arch_id[1]))
281 # The MORE fun part. Ok, udebs need their own contents files, udeb, and udeb-nf (not-free)
282 # This is HORRIBLY debian specific :-/
284 section_id = DBConn().get_section_id('debian-installer') # all udebs should be here)
286 cursor.execute("EXECUTE udeb_contents_q(%d,%d,%d)" % (section_id, suite_id, suite_id))
287 self._write_content_file(cursor, "dists/%s/Contents-udeb.gz" % suite)
289 # Once more, with non-free
290 section_id = DBConn().get_section_id('non-free/debian-installer') # all udebs should be here)
293 cursor.execute("EXECUTE udeb_contents_q(%d,%d,%d)" % (section_id, suite_id, suite_id))
294 self._write_content_file(cursor, "dists/%s/Contents-udeb-nf.gz" % suite)
297 ################################################################################
300 # return a list of suites to operate on
301 if Config().has_key( "%s::%s" %(options_prefix,"Suite")):
302 suites = utils.split_args(Config()[ "%s::%s" %(options_prefix,"Suite")])
304 suites = Config().SubTree("Suite").List()
308 def _arches(self, cursor, suite):
309 # return a list of archs to operate on
311 if Config().has_key( "%s::%s" %(options_prefix,"Arch")):
312 archs = utils.split_args(Config()[ "%s::%s" %(options_prefix,"Arch")])
313 for arch_name in archs:
314 arch_list.append((DBConn().get_architecture_id(arch_name), arch_name))
316 cursor.execute("EXECUTE arches_q(%d)" % (suite))
318 r = cursor.fetchone()
322 if r[1] != "source" and r[1] != "all":
323 arch_list.append((r[0], r[1]))
327 ################################################################################
332 arguments = [('h',"help", "%s::%s" % (options_prefix,"Help")),
333 ('s',"suite", "%s::%s" % (options_prefix,"Suite"),"HasArg"),
334 ('q',"quiet", "%s::%s" % (options_prefix,"Quiet")),
335 ('v',"verbose", "%s::%s" % (options_prefix,"Verbose")),
336 ('a',"arch", "%s::%s" % (options_prefix,"Arch"),"HasArg"),
339 commands = {'generate' : Contents.generate,
340 'bootstrap' : Contents.bootstrap,
341 'cruft' : Contents.cruft,
345 if cnf.has_key("%s::%s" % (options_prefix,"Quiet")):
348 elif cnf.has_key("%s::%s" % (options_prefix,"Verbose")):
352 logging.basicConfig( level=logging.DEBUG,
353 format='%(asctime)s %(levelname)s %(message)s',
354 stream = sys.stderr )
356 args = apt_pkg.ParseCommandLine(cnf.Cnf, arguments,sys.argv)
358 if (len(args) < 1) or not commands.has_key(args[0]):
361 if cnf.has_key("%s::%s" % (options_prefix,"Help")):
364 commands[args[0]](Contents())
366 if __name__ == '__main__':