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