annotate Lib/IMPL/Security/Context.pm @ 234:2530d1bb9638

sync
author sergey
date Thu, 11 Oct 2012 20:11:45 +0400
parents 6d8092d8ce1b
children b8c724f6de36
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1 package IMPL::Security::Context;
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2 use strict;
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3 use warnings;
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4
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5 use IMPL::require {
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6 Principal => 'IMPL::Security::Principal',
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7 Role => 'IMPL::Security::Role',
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8 AbstractContext => 'IMPL::Security::AbstractContext',
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9 Exception => 'IMPL::Exception',
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10 ArgumentException => '-IMPL::InvalidArgumentException'
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11
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12 };
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14 use IMPL::declare {
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15 base => [
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16 'IMPL::Object' => undef,
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17 'IMPL::Object::Autofill' => undef,
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18 'IMPL::Security::AbstractContext' => undef,
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19 ],
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20 props => [
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21 @{AbstractContext->abstractProps()}
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22 ]
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23 };
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25 __PACKAGE__->abstractProps([]);
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27
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28 my $nobody;
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30 sub CTOR {
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31 my ($this) = @_;
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33 die ArgumentException->new("The parameter is required", 'principal') unless $this->principal;
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34 }
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36 sub nobody {
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37 my ($self) = @_;
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38 $nobody = $self->new(principal => Principal->nobody) unless $nobody;
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39 $nobody;
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40 }
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42 sub isTrusted {
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43 return 1;
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44 }
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46 1;
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48 __END__
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50 =pod
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52 =head1 NAME
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53
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54 C<IMPL::Security::Context> - реализация контекста безопасности создаваемого в
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55 приложении.
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57 =head1 SYNOPSIS
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58
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59 =begin code
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61 my $context = IMPL::Security::Context->nobody;
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63 my $result = $context->Impersonate(
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64 sub {
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65 # do some untrusted code
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66 }
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67 );
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69 $context = IMPL::Security::Context->new(
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70 principal => $user,
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71 assignedRoles => [
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72 $backupRole,
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73 $controlRole
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74 ]
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75 );
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77 $context->Impersonate(
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78 sub {
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79
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80 # do some authorized operations
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81
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82 $service->backupData('current.bak');
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83 $service->stop();
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84 }
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85 );
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87 =end code
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89 =head1 DESCRIPTION
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91 C<autofill>
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93 Данная реализация контекста безопасности не привязана ни к источнику данных
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94 ни к пакету аутентификации и авторизации, ее приложение может создать в любой
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95 момент, при этом система сама несет ответственность за последствия.
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96
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97 Данный контекст нужен для выполнения системой служебных функций.
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99 =head1 MEMBERS
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101 см. также C<IMPL::Security::AbstractContext>.
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103 =head2 C<CTOR(%props)>
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105 Создает объект и заполняет его свойствами. C<principal> должен быть обязательно
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106 указан.
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108 =head2 C<[static,get] nobody>
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110 Контекст для неаутентифицированных пользователей, минимум прав.
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112 =cut