[1758] | 1 | #! /usr/bin/env python |
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[3260] | 2 | # -*- coding: UTF-8 -*- |
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[1758] | 3 | # |
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[3260] | 4 | # PyKota : Print Quotas for CUPS |
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[1758] | 5 | # |
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[3133] | 6 | # (c) 2003, 2004, 2005, 2006, 2007 Jerome Alet <alet@librelogiciel.com> |
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[3260] | 7 | # This program is free software: you can redistribute it and/or modify |
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[1758] | 8 | # it under the terms of the GNU General Public License as published by |
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[3260] | 9 | # the Free Software Foundation, either version 3 of the License, or |
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[1758] | 10 | # (at your option) any later version. |
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[3260] | 11 | # |
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[1758] | 12 | # This program is distributed in the hope that it will be useful, |
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| 13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 15 | # GNU General Public License for more details. |
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| 16 | # |
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| 17 | # You should have received a copy of the GNU General Public License |
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[3260] | 18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
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[1758] | 19 | # |
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[3260] | 20 | # |
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[1758] | 21 | # $Id$ |
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| 22 | # |
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[2028] | 23 | # |
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[1758] | 24 | |
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| 25 | import sys |
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| 26 | import os |
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| 27 | |
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[2512] | 28 | from pykota.tool import PyKotaTool, PyKotaToolError, PyKotaCommandLineError, crashed, N_ |
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[1758] | 29 | |
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[2344] | 30 | __doc__ = N_("""autopykota v%(__version__)s (c) %(__years__)s %(__author__)s |
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[2267] | 31 | |
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[1758] | 32 | A tool to automate user account creation and initial balance setting. |
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| 33 | |
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| 34 | THIS TOOL MUST NOT BE USED IF YOU WANT TO LIMIT YOUR USERS BY PAGE QUOTA ! |
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| 35 | |
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| 36 | command line usage : |
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| 37 | |
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| 38 | THIS TOOL MUST NOT BE USED FROM THE COMMAND LINE BUT ONLY AS PART |
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| 39 | OF AN external policy IN pykota.conf |
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| 40 | |
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| 41 | autopykota { -i | --initbalance value } |
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| 42 | |
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| 43 | options : |
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| 44 | |
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[1801] | 45 | -v | --version Prints autopykota's version number then exits. |
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[1758] | 46 | -h | --help Prints this message then exits. |
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| 47 | |
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| 48 | -i | --initbalance b Sets the user's account initial balance value to b. |
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| 49 | If the user already exists, actual balance is left |
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[1780] | 50 | unmodified. If unset, the default value is 0. |
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[3130] | 51 | |
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[3201] | 52 | -e | --email addr Sets the user's e-mail address. |
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[3130] | 53 | |
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[2344] | 54 | """) |
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[1758] | 55 | |
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| 56 | class AutoPyKota(PyKotaTool) : |
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| 57 | """A class for the automat.""" |
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| 58 | def main(self, arguments, options) : |
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| 59 | """Main entry point.""" |
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| 60 | username = os.environ.get("PYKOTAUSERNAME") |
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| 61 | printername = os.environ.get("PYKOTAPRINTERNAME") |
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| 62 | if (username is None) or (printername is None) : |
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| 63 | raise PyKotaToolError, "Either the username or the printername is undefined. Fatal Error." |
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| 64 | else : |
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[2447] | 65 | printer = self.storage.getPrinter(printername) |
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[2744] | 66 | if not printer.Exists : |
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| 67 | self.logdebug("Creating printer %s which doesn't exist yet." % printername) |
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| 68 | os.system('pkprinters --add --description "printer created from autopykota" "%s"' % printername) |
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| 69 | printer = self.storage.getPrinterFromBackend(printername) |
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| 70 | if printer.Exists : |
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| 71 | self.logdebug("Printer %s created successfully." % printername) |
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| 72 | else : |
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| 73 | self.logdebug("Impossible to create printer %s." % printername) |
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| 74 | printernames = [printername] |
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| 75 | else : |
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| 76 | printernames = [printer.Name] + [p.Name for p in self.storage.getParentPrinters(printer)] |
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| 77 | |
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[1758] | 78 | user = self.storage.getUser(username) |
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[2744] | 79 | if not user.Exists : |
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| 80 | self.logdebug("Creating user %s which doesn't exist yet." % username) |
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[3130] | 81 | if (options["email"] is None) : |
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| 82 | os.system('pkusers --add --limitby balance --balance "%s" --description "user created from autopykota" "%s"' % (options["initbalance"], username)) |
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| 83 | else : |
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| 84 | os.system('pkusers --add --limitby balance --balance "%s" --email "%s" --description "user created from autopykota" "%s"' % (options["initbalance"], options["email"], username)) |
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[3132] | 85 | |
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[2744] | 86 | user = self.storage.getUserFromBackend(username) |
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| 87 | if user.Exists : |
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| 88 | self.logdebug("User %s created successfully." % username) |
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| 89 | else : |
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| 90 | self.logdebug("Impossible to create user %s." % username) |
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| 91 | |
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| 92 | if user.Exists and printer.Exists : |
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| 93 | userpquota = self.storage.getUserPQuota(user, printer) |
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| 94 | if not userpquota.Exists : |
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| 95 | self.logdebug("Creating a print quota entry for user %s on printers %s" % (username, printernames)) |
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| 96 | os.system('edpykota --add --printer "%s" "%s"' % (','.join(printernames), username)) |
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| 97 | userpquota = self.storage.getUserPQuotaFromBackend(user, printer) |
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[1758] | 98 | if userpquota.Exists : |
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[2744] | 99 | self.logdebug("User %s's print quota entry on printer %s created successfully." % (username, printername)) |
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[1758] | 100 | return 0 |
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| 101 | else : |
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[2744] | 102 | self.logdebug("Impossible to create user %s's print quota entry on printer %s." % (username, printername)) |
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| 103 | return -1 |
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[1758] | 104 | else : |
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[2744] | 105 | self.logdebug("User %s's print quota entry on printer %s already exists. Nothing to do." % (username, printername)) |
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| 106 | return 0 |
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| 107 | else : |
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| 108 | return -1 |
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| 109 | |
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[1758] | 110 | if __name__ == "__main__" : |
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| 111 | retcode = 0 |
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| 112 | try : |
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| 113 | defaults = { \ |
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[1780] | 114 | "initbalance" : 0.0 |
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[1758] | 115 | } |
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[3130] | 116 | short_options = "vhi:e:" |
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| 117 | long_options = ["help", "version", "initbalance=", "email="] |
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[1758] | 118 | |
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| 119 | # Initializes the command line tool |
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| 120 | automat = AutoPyKota(doc=__doc__) |
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[2210] | 121 | automat.deferredInit() |
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[1758] | 122 | |
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| 123 | # parse and checks the command line |
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| 124 | (options, args) = automat.parseCommandline(sys.argv[1:], short_options, long_options) |
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| 125 | |
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| 126 | # sets long options |
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| 127 | options["help"] = options["h"] or options["help"] |
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| 128 | options["version"] = options["v"] or options["version"] |
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[1780] | 129 | options["initbalance"] = options["i"] or options["initbalance"] or defaults["initbalance"] |
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[3130] | 130 | options["email"] = options["e"] or options["email"] |
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[1758] | 131 | |
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| 132 | if options["help"] : |
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| 133 | automat.display_usage_and_quit() |
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| 134 | elif options["version"] : |
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| 135 | automat.display_version_and_quit() |
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| 136 | elif args : |
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[2512] | 137 | raise PyKotaCommandLineError, "autopykota doesn't accept non option arguments !" |
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[1758] | 138 | else : |
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| 139 | retcode = automat.main(args, options) |
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[2216] | 140 | except KeyboardInterrupt : |
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| 141 | sys.stderr.write("\nInterrupted with Ctrl+C !\n") |
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[2609] | 142 | retcode = -3 |
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[2512] | 143 | except PyKotaCommandLineError, msg : |
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| 144 | sys.stderr.write("%s : %s\n" % (sys.argv[0], msg)) |
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[2609] | 145 | retcode = -2 |
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[1758] | 146 | except SystemExit : |
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| 147 | pass |
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| 148 | except : |
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| 149 | try : |
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| 150 | automat.crashed("autopykota failed") |
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| 151 | except : |
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| 152 | crashed("autopykota failed") |
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| 153 | retcode = -1 |
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| 154 | |
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| 155 | try : |
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| 156 | automat.storage.close() |
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| 157 | except (TypeError, NameError, AttributeError) : |
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| 158 | pass |
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| 159 | |
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| 160 | sys.exit(retcode) |
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