src/scripts/pakfire

   1 #!/usr/bin/python3
   2 ###############################################################################
   3 #                                                                             #
   4 # Pakfire - The IPFire package management system                              #
   5 # Copyright (C) 2017 Pakfire development team                                 #
   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 3 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, see <http://www.gnu.org/licenses/>.       #
  19 #                                                                             #
  20 ###############################################################################
  21
  22 import os
  23 import sys
  24
  25 # Catch ImportError and show a more user-friendly message about what went wrong
  26 try:
  27         import pakfire.cli
  28
  29 except ImportError as e:
  30         # Try to load at least the i18n support, but when this fails as well we can
  31         # go with an English error message.
  32         try:
  33                 from pakfire.i18n import _
  34         except ImportError:
  35                 _ = lambda x: x
  36
  37         print(_("There has been an error when trying to import one or more of the"
  38                 " modules, that are required to run Pakfire."))
  39         print(_("Please check your installation of Pakfire."))
  40         print()
  41         print(_("The error that lead to this:"))
  42         print("  ", e)
  43         print()
  44
  45         # Exit immediately.
  46         sys.exit(1)
  47
  48 basename2cls = {
  49         "pakfire"         : pakfire.cli.Cli,
  50         "pakfire-builder" : pakfire.cli.CliBuilder,
  51         "pakfire-client"  : pakfire.cli.CliClient,
  52         "pakfire-daemon"  : pakfire.cli.CliDaemon,
  53         "pakfire-key"     : pakfire.cli.CliKey,
  54         "pakfire-server"  : pakfire.cli.CliServer,
  55         "builder"         : pakfire.cli.CliBuilderIntern,
  56 }
  57
  58 # Get the basename of the program
  59 basename = os.path.basename(sys.argv[0])
  60
  61 # Check if the program was called with a weird basename.
  62 # If so, we exit immediately.
  63 if basename not in basename2cls:
  64         sys.exit(127)
  65
  66 cli = basename2cls[basename]()
  67 ret = cli.run()
  68
  69 sys.exit(ret)