tools/ksverdiff

   1 #!/usr/bin/python
   2 #
   3 # Chris Lumens <clumens@redhat.com>
   4 #
   5 # Copyright 2009-2014 Red Hat, Inc.
   6 #
   7 # This copyrighted material is made available to anyone wishing to use, modify,
   8 # copy, or redistribute it subject to the terms and conditions of the GNU
   9 # General Public License v.2.  This program is distributed in the hope that it
  10 # will be useful, but WITHOUT ANY WARRANTY expressed or implied, including the
  11 # implied warranties of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  12 # See the GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License along with
  15 # this program; if not, write to the Free Software Foundation, Inc., 51
  16 # Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.  Any Red Hat
  17 # trademarks that are incorporated in the source code or documentation are not
  18 # subject to the GNU General Public License and may only be used or replicated
  19 # with the express permission of Red Hat, Inc.
  20 #
  21
  22 import argparse
  23 import sys
  24 from pykickstart.base import DeprecatedCommand
  25 from pykickstart.errors import KickstartVersionError
  26 from pykickstart.version import makeVersion, versionMap
  27
  28 import gettext
  29 gettext.textdomain("pykickstart")
  30 _ = lambda x: gettext.ldgettext("pykickstart", x)
  31
  32 def getCommandSet(handler):
  33     return set(handler.commands.keys())
  34
  35 def getOptSet(lst):
  36     return set(map(lambda o: o.get_opt_string(), lst))
  37
  38 def printList(lst):
  39     for e in lst:
  40         sys.stdout.write("%s " % e)
  41
  42     print
  43
  44 op = argparse.ArgumentParser()
  45 op.add_argument("-f", "--from", dest="f")
  46 op.add_argument("-t", "--to", dest="t")
  47 op.add_argument("-l", "--listversions", dest="listversions", action="store_true",
  48                 default=False,
  49                 help=_("list the available versions of kickstart syntax"))
  50
  51 opts = op.parse_args(sys.argv[1:])
  52
  53 if opts.listversions:
  54     for key in sorted(versionMap.keys()):
  55         print(key)
  56
  57     sys.exit(1)
  58
  59 if not opts.f or not opts.t:
  60     print(_("You must specify two syntax versions."))
  61     sys.exit(1)
  62
  63 try:
  64     fromHandler = makeVersion(opts.f)
  65     toHandler = makeVersion(opts.t)
  66 except KickstartVersionError as exn:
  67     print(_("The version %s is not supported by pykickstart") % exn)
  68     sys.exit(1)
  69
  70 fromCmdSet = getCommandSet(fromHandler)
  71 toCmdSet = getCommandSet(toHandler)
  72 bothSet = fromCmdSet & toCmdSet
  73
  74 print(_("The following commands were removed in %s:") % opts.t)
  75 printList(list(fromCmdSet - toCmdSet))
  76
  77 print(_("The following commands were deprecated in %s:") % opts.t)
  78 printList(filter(lambda c: isinstance(toHandler.commands[c], DeprecatedCommand), list(bothSet)))
  79
  80 print(_("The following commands were added in %s:") % opts.t)
  81 printList(list(toCmdSet - fromCmdSet))
  82
  83 print
  84
  85 for cmd in bothSet:
  86     printed = False
  87
  88     newOptList = []
  89     deprecatedOptList = []
  90     removedOptList = []
  91
  92     fromCmd = fromHandler.commands[cmd]
  93     toCmd = toHandler.commands[cmd]
  94
  95     if not hasattr(fromCmd, "op") or not hasattr(toCmd, "op"):
  96         continue
  97
  98     fromOpt = fromCmd.op.option_list
  99     toOpt = toCmd.op.option_list
 100
 101     newOptList = getOptSet(toOpt) - getOptSet(fromOpt)
 102     removedOptList = getOptSet(fromOpt) - getOptSet(toOpt)
 103     deprecatedOptList = getOptSet(filter(lambda cmd: cmd.deprecated == 1, toOpt))
 104
 105     if len(newOptList) > 0:
 106         print(_("The following options were added to the %s command in %s:") % (cmd, opts.t))
 107         printList(list(newOptList))
 108         printed = True
 109
 110     if len(deprecatedOptList) > 0:
 111         print(_("The following options were deprecated from the %s command in %s:") % (cmd, opts.t))
 112         printList(list(deprecatedOptList))
 113         printed = True
 114
 115     if len(removedOptList) > 0:
 116         print(_("The following options were removed from the %s command in %s:") % (cmd, opts.t))
 117         printList(list(removedOptList))
 118         printed = True
 119
 120     if printed:
 121         print