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 gzip, 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 decompressors = { 'zcat' : gzip.GzipFile,
  82                   'bzip2' : bz2.BZ2File }
  83
  84 def print_md5sha_files (tree, files, hashop):
  85     path = Cnf["Dir::Root"] + tree + "/"
  86     for name in files:
  87         try:
  88             if name[0] == "<":
  89                 j = name.index("/")
  90                 k = name.index(">")
  91                 (cat, ext, name) = (name[1:j], name[j+1:k], name[k+1:])
  92                 file_handle = decompressors[ cat ]( "%s%s%s" % (path, name, ext) )
  93                 contents = file_handle.read()
  94             else:
  95                 try:
  96                     file_handle = utils.open_file(path + name)
  97                     contents = file_handle.read()
  98                 except:
  99                     raise
 100                 else:
 101                     if file_handle:
 102                         file_handle.close()
 103
 104         except CantOpenError:
 105             print "ALERT: Couldn't open " + path + name
 106         else:
 107             hash = hashop(contents)
 108             out.write(" %s %8d %s\n" % (hash, len(contents), name))
 109
 110 def print_md5_files (tree, files):
 111     print_md5sha_files (tree, files, apt_pkg.md5sum)
 112
 113 def print_sha1_files (tree, files):
 114     print_md5sha_files (tree, files, apt_pkg.sha1sum)
 115
 116 def print_sha256_files (tree, files):
 117     print_md5sha_files (tree, files, apt_pkg.sha256sum)
 118
 119 ################################################################################
 120
 121 def main ():
 122     global Cnf, AptCnf, projectB, out
 123     out = sys.stdout
 124
 125     Cnf = utils.get_conf()
 126
 127     Arguments = [('h',"help","Generate-Releases::Options::Help"),
 128                  ('a',"apt-conf","Generate-Releases::Options::Apt-Conf", "HasArg"),
 129                  ('f',"force-touch","Generate-Releases::Options::Force-Touch"),
 130                 ]
 131     for i in [ "help", "apt-conf", "force-touch" ]:
 132         if not Cnf.has_key("Generate-Releases::Options::%s" % (i)):
 133             Cnf["Generate-Releases::Options::%s" % (i)] = ""
 134
 135     suites = apt_pkg.ParseCommandLine(Cnf,Arguments,sys.argv)
 136     Options = Cnf.SubTree("Generate-Releases::Options")
 137
 138     if Options["Help"]:
 139         usage()
 140
 141     if not Options["Apt-Conf"]:
 142         Options["Apt-Conf"] = utils.which_apt_conf_file()
 143
 144     AptCnf = apt_pkg.newConfiguration()
 145     apt_pkg.ReadConfigFileISC(AptCnf, Options["Apt-Conf"])
 146
 147     projectB = pg.connect(Cnf["DB::Name"], Cnf["DB::Host"], int(Cnf["DB::Port"]))
 148
 149     if not suites:
 150         suites = Cnf.SubTree("Suite").List()
 151
 152     for suite in suites:
 153         print "Processing: " + suite
 154         SuiteBlock = Cnf.SubTree("Suite::" + suite)
 155
 156         if SuiteBlock.has_key("Untouchable") and not Options["Force-Touch"]:
 157             print "Skipping: " + suite + " (untouchable)"
 158             continue
 159
 160         suite = suite.lower()
 161
 162         origin = SuiteBlock["Origin"]
 163         label = SuiteBlock.get("Label", origin)
 164         codename = SuiteBlock.get("CodeName", "")
 165
 166         version = ""
 167         description = ""
 168
 169         q = projectB.query("SELECT version, description FROM suite WHERE suite_name = '%s'" % (suite))
 170         qs = q.getresult()
 171         if len(qs) == 1:
 172             if qs[0][0] != "-": version = qs[0][0]
 173             if qs[0][1]: description = qs[0][1]
 174
 175         if SuiteBlock.has_key("NotAutomatic"):
 176             notautomatic = "yes"
 177         else:
 178             notautomatic = ""
 179
 180         if SuiteBlock.has_key("Components"):
 181             components = SuiteBlock.ValueList("Components")
 182         else:
 183             components = []
 184
 185         suite_suffix = Cnf.Find("Dinstall::SuiteSuffix")
 186         if components and suite_suffix:
 187             longsuite = suite + "/" + suite_suffix
 188         else:
 189             longsuite = suite
 190
 191         tree = SuiteBlock.get("Tree", "dists/%s" % (longsuite))
 192
 193         if AptCnf.has_key("tree::%s" % (tree)):
 194             pass
 195         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 196             pass
 197         else:
 198             aptcnf_filename = os.path.basename(utils.which_apt_conf_file())
 199             print "ALERT: suite %s not in %s, nor untouchable!" % (suite, aptcnf_filename)
 200             continue
 201
 202         print Cnf["Dir::Root"] + tree + "/Release"
 203         out = open(Cnf["Dir::Root"] + tree + "/Release", "w")
 204
 205         out.write("Origin: %s\n" % (origin))
 206         out.write("Label: %s\n" % (label))
 207         out.write("Suite: %s\n" % (suite))
 208         if version != "":
 209             out.write("Version: %s\n" % (version))
 210         if codename != "":
 211             out.write("Codename: %s\n" % (codename))
 212         out.write("Date: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()))))
 213
 214         if SuiteBlock.has_key("ValidTime"):
 215             validtime=float(SuiteBlock["ValidTime"])
 216             out.write("Valid-Until: %s\n" % (time.strftime("%a, %d %b %Y %H:%M:%S UTC", time.gmtime(time.time()+validtime))))
 217
 218         if notautomatic != "":
 219             out.write("NotAutomatic: %s\n" % (notautomatic))
 220         out.write("Architectures: %s\n" % (" ".join(filter(utils.real_arch, SuiteBlock.ValueList("Architectures")))))
 221         if components:
 222             out.write("Components: %s\n" % (" ".join(components)))
 223
 224         if description:
 225             out.write("Description: %s\n" % (description))
 226
 227         files = []
 228
 229         if AptCnf.has_key("tree::%s" % (tree)):
 230             for sec in AptCnf["tree::%s::Sections" % (tree)].split():
 231                 for arch in AptCnf["tree::%s::Architectures" % (tree)].split():
 232                     if arch == "source":
 233                         filepath = "%s/%s/Sources" % (sec, arch)
 234                         for file in compressnames("tree::%s" % (tree), "Sources", filepath):
 235                             files.append(file)
 236                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 237                     else:
 238                         disks = "%s/disks-%s" % (sec, arch)
 239                         diskspath = Cnf["Dir::Root"]+tree+"/"+disks
 240                         if os.path.exists(diskspath):
 241                             for dir in os.listdir(diskspath):
 242                                 if os.path.exists("%s/%s/md5sum.txt" % (diskspath, dir)):
 243                                     files.append("%s/%s/md5sum.txt" % (disks, dir))
 244
 245                         filepath = "%s/binary-%s/Packages" % (sec, arch)
 246                         for file in compressnames("tree::%s" % (tree), "Packages", filepath):
 247                             files.append(file)
 248                         add_tiffani(files, Cnf["Dir::Root"] + tree, filepath)
 249
 250                     if arch == "source":
 251                         rel = "%s/%s/Release" % (sec, arch)
 252                     else:
 253                         rel = "%s/binary-%s/Release" % (sec, arch)
 254                     relpath = Cnf["Dir::Root"]+tree+"/"+rel
 255
 256                     try:
 257                         if os.access(relpath, os.F_OK):
 258                             if os.stat(relpath).st_nlink > 1:
 259                                 os.unlink(relpath)
 260                         release = open(relpath, "w")
 261                         #release = open(longsuite.replace("/","_") + "_" + arch + "_" + sec + "_Release", "w")
 262                     except IOError:
 263                         utils.fubar("Couldn't write to " + relpath)
 264
 265                     release.write("Archive: %s\n" % (suite))
 266                     if version != "":
 267                         release.write("Version: %s\n" % (version))
 268                     if suite_suffix:
 269                         release.write("Component: %s/%s\n" % (suite_suffix,sec))
 270                     else:
 271                         release.write("Component: %s\n" % (sec))
 272                     release.write("Origin: %s\n" % (origin))
 273                     release.write("Label: %s\n" % (label))
 274                     if notautomatic != "":
 275                         release.write("NotAutomatic: %s\n" % (notautomatic))
 276                     release.write("Architecture: %s\n" % (arch))
 277                     release.close()
 278                     files.append(rel)
 279
 280             if AptCnf.has_key("tree::%s/main" % (tree)):
 281                 for dis in ["main", "contrib", "non-free"]:
 282                     if not AptCnf.has_key("tree::%s/%s" % (tree, dis)): continue
 283                     sec = AptCnf["tree::%s/%s::Sections" % (tree,dis)].split()[0]
 284                     if sec != "debian-installer":
 285                         print "ALERT: weird non debian-installer section in %s" % (tree)
 286
 287                     for arch in AptCnf["tree::%s/%s::Architectures" % (tree,dis)].split():
 288                         if arch != "source":  # always true
 289                             for file in compressnames("tree::%s/%s" % (tree,dis),
 290                                 "Packages",
 291                                 "%s/%s/binary-%s/Packages" % (dis, sec, arch)):
 292                                 files.append(file)
 293             elif AptCnf.has_key("tree::%s::FakeDI" % (tree)):
 294                 usetree = AptCnf["tree::%s::FakeDI" % (tree)]
 295                 sec = AptCnf["tree::%s/main::Sections" % (usetree)].split()[0]
 296                 if sec != "debian-installer":
 297                     print "ALERT: weird non debian-installer section in %s" % (usetree)
 298
 299                 for arch in AptCnf["tree::%s/main::Architectures" % (usetree)].split():
 300                     if arch != "source":  # always true
 301                         for file in compressnames("tree::%s/main" % (usetree), "Packages", "main/%s/binary-%s/Packages" % (sec, arch)):
 302                             files.append(file)
 303
 304         elif AptCnf.has_key("bindirectory::%s" % (tree)):
 305             for file in compressnames("bindirectory::%s" % (tree), "Packages", AptCnf["bindirectory::%s::Packages" % (tree)]):
 306                 files.append(file.replace(tree+"/","",1))
 307             for file in compressnames("bindirectory::%s" % (tree), "Sources", AptCnf["bindirectory::%s::Sources" % (tree)]):
 308                 files.append(file.replace(tree+"/","",1))
 309         else:
 310             print "ALERT: no tree/bindirectory for %s" % (tree)
 311
 312         out.write("MD5Sum:\n")
 313         print_md5_files(tree, files)
 314         out.write("SHA1:\n")
 315         print_sha1_files(tree, files)
 316         out.write("SHA256:\n")
 317         print_sha256_files(tree, files)
 318
 319         out.close()
 320         if Cnf.has_key("Dinstall::SigningKeyring"):
 321             keyring = "--secret-keyring \"%s\"" % Cnf["Dinstall::SigningKeyring"]
 322             if Cnf.has_key("Dinstall::SigningPubKeyring"):
 323                 keyring += " --keyring \"%s\"" % Cnf["Dinstall::SigningPubKeyring"]
 324
 325             arguments = "--no-options --batch --no-tty --armour"
 326             if Cnf.has_key("Dinstall::SigningKeyIds"):
 327                 signkeyids = Cnf["Dinstall::SigningKeyIds"].split()
 328             else:
 329                 signkeyids = [""]
 330
 331             dest = Cnf["Dir::Root"] + tree + "/Release.gpg"
 332             if os.path.exists(dest):
 333                 os.unlink(dest)
 334
 335             for keyid in signkeyids:
 336                 if keyid != "": defkeyid = "--default-key %s" % keyid
 337                 else: defkeyid = ""
 338                 os.system("gpg %s %s %s --detach-sign <%s >>%s" %
 339                         (keyring, defkeyid, arguments,
 340                         Cnf["Dir::Root"] + tree + "/Release", dest))
 341
 342 #######################################################################################
 343
 344 if __name__ == '__main__':
 345     main()