dak/generate_releases.py

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