dak/generate_releases.py

   1 #!/usr/bin/env python
   2
   3 """ Create all the Release files
   4
   5 @contact: Debian FTPMaster <ftpmaster@debian.org>
   6 @Copyright: 2001, 2002, 2006  Anthony Towns <ajt@debian.org>
   7 @copyright: 2009  Joerg Jaspert <joerg@debian.org>
   8 @license: GNU General Public License version 2 or later
   9 """
  10 # This program is free software; you can redistribute it and/or modify
  11 # it under the terms of the GNU General Public License as published by
  12 # the Free Software Foundation; either version 2 of the License, or
  13 # (at your option) any later version.
  14
  15 # This program is distributed in the hope that it will be useful,
  16 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 # GNU General Public License for more details.
  19
  20 # You should have received a copy of the GNU General Public License
  21 # along with this program; if not, write to the Free Software
  22 # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  23
  24 #   ``Bored now''
  25
  26 ################################################################################
  27
  28 import sys
  29 import os
  30 import stat
  31 import time
  32 import gzip
  33 import bz2
  34 import apt_pkg
  35
  36 from daklib import utils
  37 from daklib.dak_exceptions import *
  38 from daklib.dbconn import *
  39
  40 ################################################################################
  41
  42 Cnf = None
  43 out = None
  44 AptCnf = None
  45
  46 ################################################################################
  47
  48 def usage (exit_code=0):
  49     print """Usage: dak generate-releases [OPTION]... [SUITE]...
  50 Generate Release files (for SUITE).
  51
  52   -h, --help                 show this help and exit
  53   -a, --apt-conf FILE        use FILE instead of default apt.conf
  54   -f, --force-touch          ignore Untouchable directives in dak.conf
  55
  56 If no SUITE is given Release files are generated for all suites."""
  57
  58     sys.exit(exit_code)
  59
  60 ################################################################################
  61
  62 def add_tiffani (files, path, indexstem):
  63     index = "%s.diff/Index" % (indexstem)
  64     filepath = "%s/%s" % (path, index)
  65     if os.path.exists(filepath):
  66         #print "ALERT: there was a tiffani file %s" % (filepath)
  67         files.append(index)
  68
  69 def gen_i18n_index (files, tree, sec):
  70     path = Cnf["Dir::Root"] + tree + "/"
  71     i18n_path = "%s/i18n" % (sec)
  72     if os.path.exists("%s/%s" % (path, i18n_path)):
  73         index = "%s/Index" % (i18n_path)
  74         out = open("%s/%s" % (path, index), "w")
  75         out.write("SHA1:\n")
  76         for x in os.listdir("%s/%s" % (path, i18n_path)):
  77             if x.startswith('Translation-'):
  78                 f = open("%s/%s/%s" % (path, i18n_path, x), "r")
  79                 size = os.fstat(f.fileno())[6]
  80                 f.seek(0)
  81                 sha1sum = apt_pkg.sha1sum(f)
  82                 f.close()
  83                 out.write(" %s %7d %s\n" % (sha1sum, size, x))
  84         out.close()
  85         files.append(index)
  86
  87 def compressnames (tree,type,file):
  88     compress = AptCnf.get("%s::%s::Compress" % (tree,type), AptCnf.get("Default::%s::Compress" % (type), ". gzip"))
  89     result = []
  90     cl = compress.split()
  91     uncompress = ("." not in cl)
  92     for mode in compress.split():
  93         if mode == ".":
  94             result.append(file)
  95         elif mode == "gzip":
  96             if uncompress:
  97                 result.append("<zcat/.gz>" + file)
  98                 uncompress = 0
  99             result.append(file + ".gz")
 100         elif mode == "bzip2":
 101             if uncompress:
 102                 result.append("<bzcat/.bz2>" + file)
 103                 uncompress = 0
 104             result.append(file + ".bz2")
 105     return result
 106
 107 decompressors = { 'zcat' : gzip.GzipFile,
 108                   'bzip2' : bz2.BZ2File }
 109
 110 def print_md5sha_files (tree, files, hashop):
 111     path = Cnf["Dir::Root"] + tree + "/"
 112     for name in files:
 113         hashvalue = ""
 114         hashlen = 0
 115         try:
 116             if name[0] == "<":
 117                 j = name.index("/")
 118                 k = name.index(">")
 119                 (cat, ext, name) = (name[1:j], name[j+1:k], name[k+1:])
 120                 file_handle = decompressors[ cat ]( "%s%s%s" % (path, name, ext) )
 121                 contents = file_handle.read()
 122                 hashvalue = hashop(contents)
 123                 hashlen = len(contents)
 124             else:
 125                 try:
 126                     file_handle = utils.open_file(path + name)
 127                     hashvalue = hashop(file_handle)
 128                     hashlen = os.stat(path + name).st_size
 129                 except:
 130                     raise
 131                 else:
 132                     if file_handle:
 133                         file_handle.close()
 134
 135         except CantOpenError:
 136             print "ALERT: Couldn't open " + path + name
 137         else:
 138             out.write(" %s %8d %s\n" % (hashvalue, hashlen, name))
 139
 140 def print_md5_files (tree, files):
 141     print_md5sha_files (tree, files, apt_pkg.md5sum)
 142
 143 def print_sha1_files (tree, files):
 144     print_md5sha_files (tree, files, apt_pkg.sha1sum)
 145
 146 def print_sha256_files (tree, files):
 147     print_md5sha_files (tree, files, apt_pkg.sha256sum)
 148
 149 def write_release_file (relpath, suite, component, origin, label, arch, version="", suite_suffix="", notautomatic=""):
 150     try:
 151         if os.access(relpath, os.F_OK):
 152             if os.stat(relpath).st_nlink > 1:
 153                 os.unlink(relpath)
 154         release = open(relpath, "w")
 155     except IOError:
 156         utils.fubar("Couldn't write to " + relpath)
 157
 158     release.write("Archive: %s\n" % (suite))
 159     if version != "":
 160         release.write("Version: %s\n" % (version))
 161
 162     if suite_suffix:
 163         release.write("Component: %s/%s\n" % (suite_suffix,component))
 164     else:
 165         release.write("Component: %s\n" % (component))
 166
 167     release.write("Origin: %s\n" % (origin))
 168     release.write("Label: %s\n" % (label))
 169     if notautomatic != "":
 170         release.write("NotAutomatic: %s\n" % (notautomatic))
 171     release.write("Architecture: %s\n" % (arch))
 172     release.close()
 173
 174 ################################################################################
 175
 176 def main ():
 177     global Cnf, AptCnf, out
 178     out = sys.stdout
 179
 180     Cnf = utils.get_conf()
 181
 182     Arguments = [('h',"help","Generate-Releases::Options::Help"),
 183                  ('a',"apt-conf","Generate-Releases::Options::Apt-Conf", "HasArg"),
 184                  ('f',"force-touch","Generate-Releases::Options::Force-Touch"),
 185                 ]
 186     for i in [ "help", "apt-conf", "force-touch" ]:
 187         if not Cnf.has_key("Generate-Releases::Options::%s" % (i)):
 188             Cnf["Generate-Releases::Options::%s" % (i)] = ""
 189
 190     suites = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv)
 191     Options = Cnf.SubTree("Generate-Releases::Options")
 192
 193     if Options["Help"]:
 194         usage()
 195
 196     if not Options["Apt-Conf"]:
 197         Options["Apt-Conf"] = utils.which_apt_conf_file()
 198
 199     AptCnf = apt_pkg.newConfiguration()
 200     apt_pkg.ReadConfigFileISC(AptCnf, Options["Apt-Conf"])
 201
 202     if not suites:
 203         suites = Cnf.SubTree("Suite").List()
 204
 205     for suitename in suites:
 206         print "Processing: " + suitename
 207         SuiteBlock = Cnf.SubTree("Suite::" + suitename)
 208         suiteobj = get_suite(suitename.lower())
 209         if not suiteobj:
 210             print "ALERT: Cannot find suite %s!" % (suitename.lower())
 211             continue
 212
 213         # Use the canonical name
 214         suite = suiteobj.suite_name.lower()
 215
 216         if suiteobj.untouchable and not Options["Force-Touch"]:
 217             print "Skipping: " + suite + " (untouchable)"
 218             continue
 219
 220         origin = suiteobj.origin
 221         label = suiteobj.label or suiteobj.origin
 222         codename = suiteobj.codename or ""
 223         version = ""
 224         if suiteobj.version and suiteobj.version != '-':
 225             version = suiteobj.version
 226         description = suiteobj.description or ""
 227
 228         architectures = get_suite_architectures(suite, skipall=True, skipsrc=True)
 229
 230         if SuiteBlock.has_key("NotAutomatic"):
 231             notautomatic = "yes"
 232         else:
 233             notautomatic = ""
 234
 235         if SuiteBlock.has_key("Components"):
 236             components = SuiteBlock.ValueList("Components")
 237         else:
 238             components = []
 239
 240         suite_suffix = Cnf.Find("Dinstall::SuiteSuffix")
 241         if components and suite_suffix:
 242             longsuite = suite + "/" + suite_suffix
 243         else:
 244             longsuite = suite
 245
 246         tree = SuiteBlock.get("Tree", "dists/%s" % (longsuite))
 247
 248         if AptCnf.has_key("tree::%s" % (tree)):
 249             pass
 250         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 251             pass
 252         else:
 253             aptcnf_filename = os.path.basename(utils.which_apt_conf_file())
 254             print "ALERT: suite %s not in %s, nor untouchable!" % (suite, aptcnf_filename)
 255             continue
 256
 257         print Cnf["Dir::Root"] + tree + "/Release"
 258         out = open(Cnf["Dir::Root"] + tree + "/Release", "w")
 259
 260         out.write("Origin: %s\n" % (suiteobj.origin))
 261         out.write("Label: %s\n" % (label))
 262         out.write("Suite: %s\n" % (suite))
 263         if version != "":
 264             out.write("Version: %s\n" % (version))
 265         if codename != "":
 266             out.write("Codename: %s\n" % (codename))
 267         out.write("Date: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()))))
 268
 269         if SuiteBlock.has_key("ValidTime"):
 270             validtime=float(SuiteBlock["ValidTime"])
 271             out.write("Valid-Until: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()+validtime))))
 272
 273         if notautomatic != "":
 274             out.write("NotAutomatic: %s\n" % (notautomatic))
 275         out.write("Architectures: %s\n" % (" ".join([a.arch_string for a in architectures])))
 276         if components:
 277             out.write("Components: %s\n" % (" ".join(components)))
 278
 279         if description:
 280             out.write("Description: %s\n" % (description))
 281
 282         files = []
 283
 284         if AptCnf.has_key("tree::%s" % (tree)):
 285             if AptCnf.has_key("tree::%s::Contents" % (tree)):
 286                 pass
 287             else:
 288                 for x in os.listdir("%s/%s" % (Cnf["Dir::Root"], tree)):
 289                     if x.startswith('Contents-'):
 290                         if x.endswith('.diff'):
 291                             files.append("%s/Index" % (x))
 292                         else:
 293                             files.append(x)
 294
 295             for sec in AptCnf["tree::%s::Sections" % (tree)].split():
 296                 for arch in AptCnf["tree::%s::Architectures" % (tree)].split():
 297                     if arch == "source":
 298                         filepath = "%s/%s/Sources" % (sec, arch)
 299                         for cfile in compressnames("tree::%s" % (tree), "Sources", filepath):
 300                             files.append(cfile)
 301                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 302                     else:
 303                         disks = "%s/disks-%s" % (sec, arch)
 304                         diskspath = Cnf["Dir::Root"]+tree+"/"+disks
 305                         if os.path.exists(diskspath):
 306                             for dir in os.listdir(diskspath):
 307                                 if os.path.exists("%s/%s/md5sum.txt" % (diskspath, dir)):
 308                                     files.append("%s/%s/md5sum.txt" % (disks, dir))
 309
 310                         filepath = "%s/binary-%s/Packages" % (sec, arch)
 311                         for cfile in compressnames("tree::%s" % (tree), "Packages", filepath):
 312                             files.append(cfile)
 313                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 314
 315                     if arch == "source":
 316                         rel = "%s/%s/Release" % (sec, arch)
 317                     else:
 318                         rel = "%s/binary-%s/Release" % (sec, arch)
 319                     relpath = Cnf["Dir::Root"]+tree+"/"+rel
 320                     write_release_file(relpath, suite, sec, origin, label, arch, version, suite_suffix, notautomatic)
 321                     files.append(rel)
 322                 gen_i18n_index(files, tree, sec)
 323
 324             if AptCnf.has_key("tree::%s/main" % (tree)):
 325                 for dis in ["main", "contrib", "non-free"]:
 326                     if not AptCnf.has_key("tree::%s/%s" % (tree, dis)): continue
 327                     sec = AptCnf["tree::%s/%s::Sections" % (tree,dis)].split()[0]
 328                     if sec != "debian-installer":
 329                         print "ALERT: weird non debian-installer section in %s" % (tree)
 330
 331                     for arch in AptCnf["tree::%s/%s::Architectures" % (tree,dis)].split():
 332                         if arch != "source":  # always true
 333                             rel = "%s/%s/binary-%s/Release" % (dis, sec, arch)
 334                             relpath = Cnf["Dir::Root"]+tree+"/"+rel
 335                             write_release_file(relpath, suite, dis, origin, label, arch, version, suite_suffix, notautomatic)
 336                             files.append(rel)
 337                             for cfile in compressnames("tree::%s/%s" % (tree,dis),
 338                                 "Packages",
 339                                 "%s/%s/binary-%s/Packages" % (dis, sec, arch)):
 340                                 files.append(cfile)
 341             elif AptCnf.has_key("tree::%s::FakeDI" % (tree)):
 342                 usetree = AptCnf["tree::%s::FakeDI" % (tree)]
 343                 sec = AptCnf["tree::%s/main::Sections" % (usetree)].split()[0]
 344                 if sec != "debian-installer":
 345                     print "ALERT: weird non debian-installer section in %s" % (usetree)
 346
 347                 for arch in AptCnf["tree::%s/main::Architectures" % (usetree)].split():
 348                     if arch != "source":  # always true
 349                         for cfile in compressnames("tree::%s/main" % (usetree), "Packages", "main/%s/binary-%s/Packages" % (sec, arch)):
 350                             files.append(cfile)
 351
 352         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 353             for cfile in compressnames("bindirectory::%s" % (tree), "Packages", AptCnf["bindirectory::%s::Packages" % (tree)]):
 354                 files.append(cfile.replace(tree+"/","",1))
 355             for cfile in compressnames("bindirectory::%s" % (tree), "Sources", AptCnf["bindirectory::%s::Sources" % (tree)]):
 356                 files.append(cfile.replace(tree+"/","",1))
 357         else:
 358             print "ALERT: no tree/bindirectory for %s" % (tree)
 359
 360         out.write("MD5Sum:\n")
 361         print_md5_files(tree, files)
 362         out.write("SHA1:\n")
 363         print_sha1_files(tree, files)
 364         out.write("SHA256:\n")
 365         print_sha256_files(tree, files)
 366
 367         out.close()
 368         if Cnf.has_key("Dinstall::SigningKeyring"):
 369             keyring = "--secret-keyring \"%s\"" % Cnf["Dinstall::SigningKeyring"]
 370             if Cnf.has_key("Dinstall::SigningPubKeyring"):
 371                 keyring += " --keyring \"%s\"" % Cnf["Dinstall::SigningPubKeyring"]
 372
 373             arguments = "--no-options --batch --no-tty --armour"
 374             if Cnf.has_key("Dinstall::SigningKeyIds"):
 375                 signkeyids = Cnf["Dinstall::SigningKeyIds"].split()
 376             else:
 377                 signkeyids = [""]
 378
 379             dest = Cnf["Dir::Root"] + tree + "/Release.gpg"
 380             if os.path.exists(dest):
 381                 os.unlink(dest)
 382             inlinedest = Cnf["Dir::Root"] + tree + "/InRelease"
 383             if os.path.exists(inlinedest):
 384                 os.unlink(inlinedest)
 385
 386             for keyid in signkeyids:
 387                 if keyid != "":
 388                     defkeyid = "--default-key %s" % keyid
 389                 else:
 390                     defkeyid = ""
 391                 os.system("gpg %s %s %s --detach-sign <%s >>%s" %
 392                         (keyring, defkeyid, arguments,
 393                         Cnf["Dir::Root"] + tree + "/Release", dest))
 394                 os.system("gpg %s %s %s --clearsign <%s >>%s" %
 395                         (keyring, defkeyid, arguments,
 396                         Cnf["Dir::Root"] + tree + "/Release", inlinedest))
 397
 398 #######################################################################################
 399
 400 if __name__ == '__main__':
 401     main()