1 | #! /usr/bin/env python |
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2 | # -*- coding: ISO-8859-15 -*- |
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3 | |
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4 | # autopykota : script to automate user creation in PyKota |
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5 | # |
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6 | # PyKota - Print Quotas for CUPS and LPRng |
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7 | # |
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8 | # (c) 2003, 2004, 2005, 2006 Jerome Alet <alet@librelogiciel.com> |
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9 | # This program is free software; you can redistribute it and/or modify |
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10 | # it under the terms of the GNU General Public License as published by |
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11 | # the Free Software Foundation; either version 2 of the License, or |
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12 | # (at your option) any later version. |
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13 | # |
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14 | # This program is distributed in the hope that it will be useful, |
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15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
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16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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17 | # GNU General Public License for more details. |
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18 | # |
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19 | # You should have received a copy of the GNU General Public License |
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20 | # along with this program; if not, write to the Free Software |
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21 | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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22 | # |
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23 | # $Id$ |
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24 | # |
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25 | # |
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26 | |
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27 | import sys |
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28 | import os |
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29 | |
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30 | from pykota.tool import PyKotaTool, PyKotaToolError, PyKotaCommandLineError, crashed, N_ |
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31 | |
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32 | __doc__ = N_("""autopykota v%(__version__)s (c) %(__years__)s %(__author__)s |
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33 | |
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34 | A tool to automate user account creation and initial balance setting. |
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35 | |
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36 | THIS TOOL MUST NOT BE USED IF YOU WANT TO LIMIT YOUR USERS BY PAGE QUOTA ! |
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37 | |
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38 | command line usage : |
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39 | |
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40 | THIS TOOL MUST NOT BE USED FROM THE COMMAND LINE BUT ONLY AS PART |
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41 | OF AN external policy IN pykota.conf |
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42 | |
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43 | autopykota { -i | --initbalance value } |
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44 | |
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45 | options : |
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46 | |
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47 | -v | --version Prints autopykota's version number then exits. |
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48 | -h | --help Prints this message then exits. |
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49 | |
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50 | -i | --initbalance b Sets the user's account initial balance value to b. |
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51 | If the user already exists, actual balance is left |
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52 | unmodified. If unset, the default value is 0. |
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53 | """) |
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54 | |
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55 | class AutoPyKota(PyKotaTool) : |
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56 | """A class for the automat.""" |
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57 | def main(self, arguments, options) : |
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58 | """Main entry point.""" |
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59 | os.environ["PATH"] = "%s:/bin:/usr/bin:/usr/local/bin:/opt/bin:/sbin:/usr/sbin" % os.environ.get("PATH", "") |
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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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65 | printer = self.storage.getPrinter(printername) |
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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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78 | user = self.storage.getUser(username) |
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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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81 | os.system('pkusers --add --limitby balance --balance "%s" --description "user created from autopykota" "%s"' % (options["initbalance"], username)) |
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82 | user = self.storage.getUserFromBackend(username) |
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83 | if user.Exists : |
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84 | self.logdebug("User %s created successfully." % username) |
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85 | else : |
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86 | self.logdebug("Impossible to create user %s." % username) |
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87 | |
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88 | if user.Exists and printer.Exists : |
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89 | userpquota = self.storage.getUserPQuota(user, printer) |
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90 | if not userpquota.Exists : |
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91 | self.logdebug("Creating a print quota entry for user %s on printers %s" % (username, printernames)) |
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92 | os.system('edpykota --add --printer "%s" "%s"' % (','.join(printernames), username)) |
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93 | userpquota = self.storage.getUserPQuotaFromBackend(user, printer) |
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94 | if userpquota.Exists : |
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95 | self.logdebug("User %s's print quota entry on printer %s created successfully." % (username, printername)) |
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96 | return 0 |
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97 | else : |
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98 | self.logdebug("Impossible to create user %s's print quota entry on printer %s." % (username, printername)) |
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99 | return -1 |
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100 | else : |
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101 | self.logdebug("User %s's print quota entry on printer %s already exists. Nothing to do." % (username, printername)) |
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102 | return 0 |
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103 | else : |
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104 | return -1 |
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105 | |
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106 | if __name__ == "__main__" : |
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107 | retcode = 0 |
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108 | try : |
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109 | defaults = { \ |
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110 | "initbalance" : 0.0 |
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111 | } |
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112 | short_options = "vhi:" |
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113 | long_options = ["help", "version", "initbalance="] |
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114 | |
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115 | # Initializes the command line tool |
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116 | automat = AutoPyKota(doc=__doc__) |
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117 | automat.deferredInit() |
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118 | |
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119 | # parse and checks the command line |
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120 | (options, args) = automat.parseCommandline(sys.argv[1:], short_options, long_options) |
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121 | |
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122 | # sets long options |
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123 | options["help"] = options["h"] or options["help"] |
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124 | options["version"] = options["v"] or options["version"] |
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125 | options["initbalance"] = options["i"] or options["initbalance"] or defaults["initbalance"] |
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126 | |
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127 | if options["help"] : |
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128 | automat.display_usage_and_quit() |
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129 | elif options["version"] : |
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130 | automat.display_version_and_quit() |
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131 | elif args : |
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132 | raise PyKotaCommandLineError, "autopykota doesn't accept non option arguments !" |
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133 | else : |
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134 | retcode = automat.main(args, options) |
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135 | except KeyboardInterrupt : |
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136 | sys.stderr.write("\nInterrupted with Ctrl+C !\n") |
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137 | retcode = -3 |
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138 | except PyKotaCommandLineError, msg : |
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139 | sys.stderr.write("%s : %s\n" % (sys.argv[0], msg)) |
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140 | retcode = -2 |
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141 | except SystemExit : |
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142 | pass |
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143 | except : |
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144 | try : |
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145 | automat.crashed("autopykota failed") |
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146 | except : |
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147 | crashed("autopykota failed") |
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148 | retcode = -1 |
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149 | |
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150 | try : |
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151 | automat.storage.close() |
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152 | except (TypeError, NameError, AttributeError) : |
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153 | pass |
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154 | |
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155 | sys.exit(retcode) |
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