tools/asn2deb

   1 #!/usr/bin/env python
   2
   3 # asn2deb - quick hack by W. Borgert <debacle@debian.org> to create
   4 # Debian GNU/Linux packages from ASN.1 files for Wireshark.
   5 # Copyright 2004, W. Borgert
   6
   7 # ASN.1 module for Wireshark, use of snacc type table:
   8 # Copyright 2003, Matthijs Melchior <matthijs.melchior@xs4all.nl>
   9 #
  10 # Wireshark - Network traffic analyzer
  11 # By Gerald Combs <gerald@wireshark.com>
  12 # Copyright 1998 Gerald Combs
  13
  14 # This program is free software; you can redistribute it and/or
  15 # modify it under the terms of the GNU General Public License
  16 # as published by the Free Software Foundation; either version 2
  17 # of the License, or (at your option) any later version.
  18 #
  19 # This program is distributed in the hope that it will be useful,
  20 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  21 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  22 # GNU General Public License for more details.
  23 #
  24 # You should have received a copy of the GNU General Public License
  25 # along with this program; if not, write to the Free Software
  26 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  27
  28 import getopt, os, string, sys, time
  29
  30 scriptinfo = """asn2deb version 2004-02-17
  31 Copyright 2004, W. Borgert
  32 Free software, released under the terms of the GPL."""
  33
  34 options = {'asn':      None,
  35            'dbopts':   "",
  36            'email':    "invalid@invalid.invalid",
  37            'help':     0,
  38            'name':     "No Name",
  39            'preserve': 0,
  40            'version':  0}
  41
  42 def bootstrap():
  43     """Generate Makefile.in and configure script."""
  44     os.system("aclocal-1.7")
  45     os.system("autoconf")
  46     os.system("automake-1.7 --add-missing --copy --foreign")
  47
  48 def create_file(filename, content, mode = None):
  49     """Create a file with given content."""
  50     global options
  51     if options['preserve'] and os.path.isfile(filename):
  52         return
  53     f = open(filename, 'w')
  54     f.write(content)
  55     f.close()
  56     if mode:
  57         os.chmod(filename, mode)
  58
  59 def create_files(version, deb, email, asn, name, iso, rfc):
  60     """Create all files for the .deb build process."""
  61     base = asn.lower()[:-5]
  62     create_file("Makefile.am", """#
  63
  64 BUILT_SOURCES = %s.tt
  65 asn1ttdir = $(datadir)/wireshark/asn1
  66 asn1tt_DATA = %s.tt
  67
  68 %s.tt: """  % ((base,) * 3) + asn + """
  69         snacc -u /usr/include/snacc/asn1/asn-useful.asn1 -T $@ $<
  70 """)
  71
  72     create_file("configure.ac", """AC_INIT(%s, 1.0)
  73 AM_INIT_AUTOMAKE
  74 AM_MAINTAINER_MODE
  75 AC_PROG_INSTALL
  76 SNACC=\"`type -p snacc`\"
  77 AC_SUBST(SNACC)
  78 dnl WIRESHARK_VERSION=\"%s\"
  79 dnl plugindir=\"$prefix/share/wireshark/asn.1\"
  80 dnl AC_SUBST(plugindir)
  81 AC_OUTPUT([Makefile])
  82 """ % (base, version))
  83
  84     if not os.path.isdir("debian"):
  85         os.mkdir("debian")
  86
  87     create_file("debian/rules", """#!/usr/bin/make -f
  88
  89 include /usr/share/cdbs/1/rules/debhelper.mk
  90 include /usr/share/cdbs/1/class/autotools.mk
  91
  92 PREFIX=`pwd`/debian/wireshark-asn1-%s
  93
  94 binary-post-install/wireshark-asn1-%s::
  95         rm -f $(PREFIX)/usr/lib/wireshark/plugins/%s/*.a
  96 """ % (base, base, version), 0755)
  97
  98     create_file("debian/control", """Source: wireshark-asn1-%s
  99 Section: net
 100 Priority: optional
 101 Maintainer: %s <%s>
 102 Standards-Version: 3.6.1.0
 103 Build-Depends: snacc, autotools-dev, debhelper, cdbs
 104
 105 Package: wireshark-asn1-%s
 106 Architecture: all
 107 Depends: wireshark (= %s)
 108 Description: ASN.1/BER dissector for %s
 109  This package provides a type table for decoding BER (Basic Encoding
 110  Rules) data over TCP or UDP, described by an ASN.1 (Abstract Syntax
 111  Notation 1) file '%s.asn1'.
 112 """ % (base, name, email, base, deb, base, base))
 113
 114     create_file("debian/changelog",
 115             """wireshark-asn1-%s (0.0.1-1) unstable; urgency=low
 116
 117   * Automatically created package.
 118
 119  -- %s <%s>  %s
 120 """ % (base, name, email, rfc + "\n    (" + iso + ")"))
 121
 122     create_file("debian/copyright",
 123             """This package has been created automatically be asn2deb on
 124 %s for Debian GNU/Linux.
 125
 126 Wireshark: http://www.wireshark.com/
 127
 128 Copyright:
 129
 130 GPL, as evidenced by existence of GPL license file \"COPYING\".
 131 (the GNU GPL may be viewed on Debian systems in
 132 /usr/share/common-licenses/GPL)
 133 """ % (iso))
 134
 135 def get_wrs_version():
 136     """Detect version of wireshark-dev package."""
 137     deb = os.popen(
 138         "dpkg-query -W --showformat='${Version}' wireshark-dev").read()
 139     debv = string.find(deb, "-")
 140     if debv == -1: debv = len(deb)
 141     version = deb[string.find(deb, ":")+1:debv]
 142     return version, deb
 143
 144 def get_time():
 145     """Detect current time and return ISO and RFC time string."""
 146     currenttime = time.gmtime()
 147     return time.strftime("%Y-%m-%d %H:%M:%S +0000", currenttime), \
 148            time.strftime("%a, %d %b %Y %H:%M:%S +0000", currenttime)
 149
 150 def main():
 151     global options
 152     process_opts(sys.argv)
 153     iso, rfc = get_time()
 154     version, deb = get_wrs_version()
 155     create_files(version, deb,
 156                  options['email'], options['asn'], options['name'],
 157                  iso, rfc)
 158     bootstrap()
 159     os.system("dpkg-buildpackage " + options['dbopts'])
 160
 161 def process_opts(argv):
 162     """Process command line options."""
 163     global options
 164     try:
 165         opts, args = getopt.getopt(argv[1:], "a:d:e:hn:pv",
 166                                    ["asn=",
 167                                     "dbopts=",
 168                                     "email=",
 169                                     "help",
 170                                     "name=",
 171                                     "preserve",
 172                                     "version"])
 173     except getopt.GetoptError:
 174         usage(argv[0])
 175         sys.exit(1)
 176     for o, a in opts:
 177         if o in ("-a", "--asn"):
 178             options['asn'] = a
 179         if o in ("-d", "--dbopts"):
 180             options['dbopts'] = a
 181         if o in ("-e", "--email"):
 182             options['email'] = a
 183         if o in ("-h", "--help"):
 184             options['help'] = 1
 185         if o in ("-n", "--name"):
 186             options['name'] = a
 187         if o in ("-p", "--preserve"):
 188             options['preserve'] = 1
 189         if o in ("-v", "--version"):
 190             options['version'] = 1
 191     if options['help']:
 192         usage(argv[0])
 193         sys.exit(0)
 194     if options['version']:
 195         print scriptinfo
 196         sys.exit(0)
 197     if not options['asn']:
 198         print "mandatory ASN.1 file parameter missing"
 199         sys.exit(1)
 200     if not os.access(options['asn'], os.R_OK):
 201         print "ASN.1 file not accessible"
 202         sys.exit(1)
 203
 204 def usage(name):
 205     """Print usage help."""
 206     print "Usage: " + name + " <parameters>\n" + \
 207           "Parameters are\n" + \
 208           "  --asn      -a asn1file, ASN.1 file to use (mandatory)\n" + \
 209           "  --dbopts   -d opts,     options for dpkg-buildpackage\n" + \
 210           "  --email    -e address,  use e-mail address\n" + \
 211           "  --help     -h,          print help and exit\n" + \
 212           "  --name     -n name,     use user name\n" + \
 213           "  --preserve -p,          do not overwrite files\n" + \
 214           "  --version  -v,          print version and exit\n" + \
 215           "Example:\n" + \
 216           name + " -e me@foo.net -a bar.asn1 -n \"My Name\" " + \
 217           "-d \"-rfakeroot -uc -us\""
 218 if __name__ == '__main__':
 219     main()