annotate Lib/IMPL/Web/Security.pm @ 351:cfd7570c2af2

working on TTView: created TTView class for rendering models
author cin
date Tue, 08 Oct 2013 17:40:35 +0400
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1 package IMPL::Web::Security;
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2 use strict;
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3
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4 use IMPL::Security::Auth qw(:Const);
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5 use IMPL::declare {
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6 require => {
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7 Exception => 'IMPL::Exception',
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8 NotImplementedException => '-IMPL::NotImplementedException',
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9 ArgException => '-IMPL::InvalidArgumentException',
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10 SecurityContext => 'IMPL::Security::AbstractContext'
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11 },
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12 };
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13
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14 use constant {
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15 ERR_NO_SUCH_USER => -1,
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16 ERR_NO_SEC_DATA => -2,
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17 ERR_NO_AUTHORITY => -3,
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18 ERR_NO_SEC_CONTEXT => -4,
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19 ERR_AUTH_FAIL => -5
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20 };
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21
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22 sub AuthUser {
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23 my ($this,$name,$package,$challenge) = @_;
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24
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25 my $user = $this->users->GetById($name)
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26 or return {
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27 status => AUTH_FAIL,
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28 code => ERR_NO_SUCH_USER
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29 };
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30
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31 my $auth;
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32 if ( my $secData = $user->GetSecData($package) ) {
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33 $auth = $package->new($secData);
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34 } else {
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35 return {
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36 status => AUTH_FAIL,
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37 code => ERR_NO_SEC_DATA,
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38 user => $user
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39 };
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40 }
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41
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42 return {
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43 status => AUTH_FAIL,
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44 code => ERR_NO_SEC_CONTEXT
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45 } unless SecurityContext->current;
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46
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47 return {
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48 status => AUTH_FAIL,
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49 code => ERR_NO_AUTHORITY
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50 } unless SecurityContext->current->authority;
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51
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52 my $status = SecurityContext->current->authority->InitSession(
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53 $user,
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54 [$user->roles],
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55 $auth,
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56 $challenge
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57 );
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58
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59 return {
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60 status => $status,
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61 code => ($status == AUTH_FAIL ? ERR_AUTH_FAIL : 0),
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62 user => $user
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63 };
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64 }
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65
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66 sub Logout {
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67 my ($this) = @_;
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68
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69 my $session = SecurityContext->current;
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70 if($session && $session->authority) {
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71 $session->authority->CloseSession($session);
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72
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73 $this->sessions->Delete($session);
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74 }
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75 }
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76
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77 sub CreateSecData {
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78 my ($this,$package,$params) = @_;
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79
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80 die ArgException->new(params => 'A hash reference is required')
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81 unless ref($params) eq 'HASH';
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82
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83 return $package->CreateSecData(%$params);
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84 }
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85
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86 1;
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87
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88 __END__
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89
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90 =pod
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92 =head1 NAME
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93
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94 C<IMPL::Web::Security> Модуль для аутентификации и авторизации веб запроса.
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95
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96 =head1 DESCRIPTION
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97
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98 Текущий модуль обеспечивает функции верхнего уровня для работы с системой
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99 безопасности. Поскольку модуль является абстрактым, конкретные функции
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100 хранения и реализацию объектов модели безопасности должно обеспечить само
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101 приложение.
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102
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103 Сама система безопасности в веб приложении состоит из двух частей
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104
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105 =over
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106
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107 =item Модель системы безопасности
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108
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109 Предоставляет такие объкты безопасности, как пользователь, сессия роль,
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110 определяет правила проверки прав доступа субъекта к объекту.
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111
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112 =item Модуль безопасности
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113
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114 Контекст безопасности создается именно этим модулем.
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115
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116 Как правило встраивается в транспортный уровеь в виде обработчика
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117 C<IMPL::Web::Handler> и реализует непосредственно протокол аутентификации и
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118 обмена с пользователем.
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119
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120 Также модуль безопасности использует модель для хранения сессий и данных
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121 аутентификции.
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122
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123 =back
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125 =head1 MEMBERS
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126
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127 =head2 C<AuthUser($name,$package,$challenge)>
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128
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129 Инициирует создание новой сессии используя провайдера безопасности текущего
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130 контекста безопасности.
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131
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132 =over
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133
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134 =item C<$name>
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135
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136 Имя пользователя, которое будет использоваться при поиске его в БД.
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137
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138 =item C<$package>
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139
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140 Имя модуля аутентификации, например, C<IMPL::Security::Auth::Simple>.
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141
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142 =item C<$challenge>
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143
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144 Данные, полученные от клиента, которые будут переданы модулю аутентификации для
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145 начала процесса аутентификации и создания сессии.
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146
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147 =back
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148
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149 Функция возвращает хеш с элементами
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150
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151 =over
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152
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153 =item C<status>
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154
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155 Статус аутентификации - отражает общее состояние процесса ацтентификации,
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156
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157 =over
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158
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159 =item C<AUTH_FAIL>
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160
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161 Аутентификация неудачная, сессия не создана.
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162
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163 =item C<AUTH_INCOMPLETE>
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164
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165 Аутентификация требует дополнительных шагов, сессия создана, но еще не доверена.
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166
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167 =item C<AUTH_SUCCESS>
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168
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169 Аутентификация успешно проведена, сессия создана.
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170
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171 =back
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172
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173 =item C<code>
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174
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175 =back
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176
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177 =cut