projects/stargazer/plugins/authorization/ao/ao.cpp

   1 /*
   2  *    This program is free software; you can redistribute it and/or modify
   3  *    it under the terms of the GNU General Public License as published by
   4  *    the Free Software Foundation; either version 2 of the License, or
   5  *    (at your option) any later version.
   6  *
   7  *    This program is distributed in the hope that it will be useful,
   8  *    but WITHOUT ANY WARRANTY; without even the implied warranty of
   9  *    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  10  *    GNU General Public License for more details.
  11  *
  12  *    You should have received a copy of the GNU General Public License
  13  *    along with this program; if not, write to the Free Software
  14  *    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  15  */
  16
  17 /*
  18  *    Author : Boris Mikhailenko <stg34@stargazer.dp.ua>
  19  */
  20
  21 /*
  22 $Revision: 1.30 $
  23 $Date: 2010/03/04 12:29:06 $
  24 $Author: faust $
  25 */
  26
  27 #include <unistd.h>
  28
  29 #include <csignal>
  30 #include <algorithm> // for_each
  31 #include <functional> // mem_fun_ref
  32
  33 #include "ao.h"
  34 #include "user.h"
  35 #include "users.h"
  36 #include "user_property.h"
  37 #include "common.h"
  38 //#include "../../../eventloop.h"
  39
  40 class AO_CREATOR
  41 {
  42 private:
  43     AUTH_AO * ao;
  44
  45 public:
  46     AO_CREATOR()
  47         : ao(new AUTH_AO())
  48         {
  49         };
  50     ~AO_CREATOR()
  51         {
  52         delete ao;
  53         };
  54
  55     AUTH_AO * GetPlugin()
  56         {
  57         return ao;
  58         };
  59 };
  60 //-----------------------------------------------------------------------------
  61 //-----------------------------------------------------------------------------
  62 //-----------------------------------------------------------------------------
  63 AO_CREATOR aoc;
  64 //-----------------------------------------------------------------------------
  65 //-----------------------------------------------------------------------------
  66 //-----------------------------------------------------------------------------
  67 template <typename varType>
  68 class IS_CONTAINS_USER: public binary_function<varType, USER_PTR, bool>
  69 {
  70 public:
  71     bool operator()(varType notifier, USER_PTR user) const
  72         {
  73         return notifier.GetUser() == user;
  74         };
  75 };
  76 //-----------------------------------------------------------------------------
  77 //-----------------------------------------------------------------------------
  78 //-----------------------------------------------------------------------------
  79 PLUGIN * GetPlugin()
  80 {
  81 return aoc.GetPlugin();
  82 }
  83 //-----------------------------------------------------------------------------
  84 //-----------------------------------------------------------------------------
  85 //-----------------------------------------------------------------------------
  86 const string AUTH_AO::GetVersion() const
  87 {
  88 return "Always Online authorizator v.1.0";
  89 }
  90 //-----------------------------------------------------------------------------
  91 AUTH_AO::AUTH_AO()
  92     : users(NULL),
  93       isRunning(false),
  94       onAddUserNotifier(*this),
  95       onDelUserNotifier(*this)
  96 {
  97 }
  98 //-----------------------------------------------------------------------------
  99 int AUTH_AO::Start()
 100 {
 101 printfd(__FILE__, "AUTH_AO::Start()\n");
 102 GetUsers();
 103
 104 users->AddNotifierUserAdd(&onAddUserNotifier);
 105 users->AddNotifierUserDel(&onDelUserNotifier);
 106
 107 std::for_each(usersList.begin(), usersList.end(), std::bind1st(std::mem_fun(&AUTH_AO::UpdateUserAuthorization), this));
 108
 109 isRunning = true;
 110
 111 return 0;
 112 }
 113 //-----------------------------------------------------------------------------
 114 int AUTH_AO::Stop()
 115 {
 116 printfd(__FILE__, "AUTH_AO::Stop()\n");
 117 if (!isRunning)
 118     return 0;
 119
 120 users->DelNotifierUserAdd(&onAddUserNotifier);
 121 users->DelNotifierUserDel(&onDelUserNotifier);
 122
 123 list<USER_PTR>::iterator users_iter;
 124 users_iter = usersList.begin();
 125 while (users_iter != usersList.end())
 126     {
 127     Unauthorize(*users_iter);
 128     UnSetUserNotifiers(*users_iter);
 129     ++users_iter;
 130     }
 131 isRunning = false;
 132 return 0;
 133 }
 134 //-----------------------------------------------------------------------------
 135 void AUTH_AO::SetUserNotifiers(USER_PTR u)
 136 {
 137 // ---------- AlwaysOnline -------------------
 138 CHG_BEFORE_NOTIFIER<int> BeforeChgAONotifier(*this, u);
 139 CHG_AFTER_NOTIFIER<int>  AfterChgAONotifier(*this, u);
 140
 141 BeforeChgAONotifierList.push_front(BeforeChgAONotifier);
 142 AfterChgAONotifierList.push_front(AfterChgAONotifier);
 143
 144 u->GetProperty().alwaysOnline.AddBeforeNotifier(&BeforeChgAONotifierList.front());
 145 u->GetProperty().alwaysOnline.AddAfterNotifier(&AfterChgAONotifierList.front());
 146 // ---------- AlwaysOnline end ---------------
 147
 148 // ---------- IP -------------------
 149 CHG_BEFORE_NOTIFIER<USER_IPS> BeforeChgIPNotifier(*this, u);
 150 CHG_AFTER_NOTIFIER<USER_IPS>  AfterChgIPNotifier(*this, u);
 151
 152 BeforeChgIPNotifierList.push_front(BeforeChgIPNotifier);
 153 AfterChgIPNotifierList.push_front(AfterChgIPNotifier);
 154
 155 u->GetProperty().ips.AddBeforeNotifier(&BeforeChgIPNotifierList.front());
 156 u->GetProperty().ips.AddAfterNotifier(&AfterChgIPNotifierList.front());
 157 // ---------- IP end ---------------
 158 }
 159 //-----------------------------------------------------------------------------
 160 void AUTH_AO::UnSetUserNotifiers(USER_PTR u)
 161 {
 162 // ---      AlwaysOnline        ---
 163 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<int> > IsContainsUserAOB;
 164 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<int> > IsContainsUserAOA;
 165
 166 list<CHG_BEFORE_NOTIFIER<int> >::iterator aoBIter;
 167 list<CHG_AFTER_NOTIFIER<int> >::iterator  aoAIter;
 168
 169 aoBIter = find_if(BeforeChgAONotifierList.begin(),
 170                   BeforeChgAONotifierList.end(),
 171                   bind2nd(IsContainsUserAOB, u));
 172
 173 if (aoBIter != BeforeChgAONotifierList.end())
 174     {
 175     aoBIter->GetUser()->GetProperty().alwaysOnline.DelBeforeNotifier(&(*aoBIter));
 176     BeforeChgAONotifierList.erase(aoBIter);
 177     }
 178
 179 aoAIter = find_if(AfterChgAONotifierList.begin(),
 180                   AfterChgAONotifierList.end(),
 181                   bind2nd(IsContainsUserAOA, u));
 182
 183 if (aoAIter != AfterChgAONotifierList.end())
 184     {
 185     aoAIter->GetUser()->GetProperty().alwaysOnline.DelAfterNotifier(&(*aoAIter));
 186     AfterChgAONotifierList.erase(aoAIter);
 187     }
 188 // ---      AlwaysOnline end    ---
 189
 190 // ---          IP              ---
 191 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<USER_IPS> > IsContainsUserIPB;
 192 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<USER_IPS> >  IsContainsUserIPA;
 193
 194 list<CHG_BEFORE_NOTIFIER<USER_IPS> >::iterator ipBIter;
 195 list<CHG_AFTER_NOTIFIER<USER_IPS> >::iterator  ipAIter;
 196
 197 ipBIter = find_if(BeforeChgIPNotifierList.begin(),
 198                   BeforeChgIPNotifierList.end(),
 199                   bind2nd(IsContainsUserIPB, u));
 200
 201 if (ipBIter != BeforeChgIPNotifierList.end())
 202     {
 203     ipBIter->GetUser()->GetProperty().ips.DelBeforeNotifier(&(*ipBIter));
 204     BeforeChgIPNotifierList.erase(ipBIter);
 205     }
 206
 207 ipAIter = find_if(AfterChgIPNotifierList.begin(),
 208                   AfterChgIPNotifierList.end(),
 209                   bind2nd(IsContainsUserIPA, u));
 210
 211 if (ipAIter != AfterChgIPNotifierList.end())
 212     {
 213     ipAIter->GetUser()->GetProperty().ips.DelAfterNotifier(&(*ipAIter));
 214     AfterChgIPNotifierList.erase(ipAIter);
 215     }
 216 // ---          IP end          ---
 217 }
 218 //-----------------------------------------------------------------------------
 219 void AUTH_AO::GetUsers()
 220 {
 221 USER_PTR u;
 222 int h = users->OpenSearch();
 223 if (!h)
 224     {
 225     printfd(__FILE__, "users->OpenSearch() error\n");
 226     return;
 227     }
 228
 229 while (!users->SearchNext(h, &u))
 230     {
 231     usersList.push_back(u);
 232     SetUserNotifiers(u);
 233     }
 234
 235 users->CloseSearch(h);
 236 }
 237 //-----------------------------------------------------------------------------
 238 void AUTH_AO::Unauthorize(USER_PTR u) const
 239 {
 240 printfd(__FILE__, "AUTH_AO::Unauthorize - login: '%s'\n", u->GetLogin().c_str());
 241 u->Unauthorize(this);
 242 }
 243 //-----------------------------------------------------------------------------
 244 void AUTH_AO::UpdateUserAuthorization(USER_PTR u) const
 245 {
 246 printfd(__FILE__, "AUTH_AO::UpdateUserAuthorization - login: '%s'\n", u->GetLogin().c_str());
 247 if (u->GetProperty().alwaysOnline)
 248     {
 249     USER_IPS ips = u->GetProperty().ips;
 250     if (ips.OnlyOneIP())
 251         {
 252         if (u->Authorize(ips[0].ip, 0xFFffFFff, this) == 0)
 253             {
 254             }
 255         }
 256     }
 257 }
 258 //-----------------------------------------------------------------------------
 259 void AUTH_AO::AddUser(USER_PTR u)
 260 {
 261 printfd(__FILE__, "AUTH_AO::AddUser - login: '%s'\n", u->GetLogin().c_str());
 262 SetUserNotifiers(u);
 263 usersList.push_back(u);
 264 UpdateUserAuthorization(u);
 265 }
 266 //-----------------------------------------------------------------------------
 267 void AUTH_AO::DelUser(USER_PTR u)
 268 {
 269 printfd(__FILE__, "AUTH_AO::DelUser - login: '%s'\n", u->GetLogin().c_str());
 270 Unauthorize(u);
 271 UnSetUserNotifiers(u);
 272 usersList.remove(u);
 273 }
 274 //-----------------------------------------------------------------------------
 275 int AUTH_AO::SendMessage(const STG_MSG &, uint32_t) const
 276 {
 277 errorStr = "Authorization modele \'AlwaysOnline\' does not support sending messages";
 278 return -1;
 279 }
 280 //-----------------------------------------------------------------------------
 281 template <typename varParamType>
 282 void CHG_BEFORE_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 283 {
 284 printfd(__FILE__, "CHG_BEFORE_NOTIFIER::Notify\n");
 285 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::Unauthorize, user);
 286 auth.Unauthorize(user);
 287 }
 288 //-----------------------------------------------------------------------------
 289 template <typename varParamType>
 290 void CHG_AFTER_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 291 {
 292 printfd(__FILE__, "CHG_AFTER_NOTIFIER::Notify\n");
 293 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::UpdateUserAuthorization, user);
 294 auth.UpdateUserAuthorization(user);
 295 }
 296 //-----------------------------------------------------------------------------