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 "stg/user.h"
  34 #include "stg/users.h"
  35 #include "stg/user_property.h"
  36 #include "stg/common.h"
  37 #include "ao.h"
  38
  39 class AO_CREATOR
  40 {
  41 private:
  42     AUTH_AO * ao;
  43
  44 public:
  45     AO_CREATOR()
  46         : ao(new AUTH_AO())
  47         {
  48         };
  49     ~AO_CREATOR()
  50         {
  51         delete ao;
  52         };
  53
  54     AUTH_AO * GetPlugin()
  55         {
  56         return ao;
  57         };
  58 };
  59 //-----------------------------------------------------------------------------
  60 //-----------------------------------------------------------------------------
  61 //-----------------------------------------------------------------------------
  62 AO_CREATOR aoc;
  63 //-----------------------------------------------------------------------------
  64 //-----------------------------------------------------------------------------
  65 //-----------------------------------------------------------------------------
  66 template <typename varType>
  67 class IS_CONTAINS_USER: public binary_function<varType, USER_PTR, bool>
  68 {
  69 public:
  70     bool operator()(varType notifier, USER_PTR user) const
  71         {
  72         return notifier.GetUser() == user;
  73         };
  74 };
  75 //-----------------------------------------------------------------------------
  76 //-----------------------------------------------------------------------------
  77 //-----------------------------------------------------------------------------
  78 PLUGIN * GetPlugin()
  79 {
  80 return aoc.GetPlugin();
  81 }
  82 //-----------------------------------------------------------------------------
  83 //-----------------------------------------------------------------------------
  84 //-----------------------------------------------------------------------------
  85 const string AUTH_AO::GetVersion() const
  86 {
  87 return "Always Online authorizator v.1.0";
  88 }
  89 //-----------------------------------------------------------------------------
  90 AUTH_AO::AUTH_AO()
  91     : users(NULL),
  92       isRunning(false),
  93       onAddUserNotifier(*this),
  94       onDelUserNotifier(*this)
  95 {
  96 }
  97 //-----------------------------------------------------------------------------
  98 int AUTH_AO::Start()
  99 {
 100 printfd(__FILE__, "AUTH_AO::Start()\n");
 101 GetUsers();
 102
 103 users->AddNotifierUserAdd(&onAddUserNotifier);
 104 users->AddNotifierUserDel(&onDelUserNotifier);
 105
 106 std::for_each(usersList.begin(), usersList.end(), std::bind1st(std::mem_fun(&AUTH_AO::UpdateUserAuthorization), this));
 107
 108 isRunning = true;
 109
 110 return 0;
 111 }
 112 //-----------------------------------------------------------------------------
 113 int AUTH_AO::Stop()
 114 {
 115 printfd(__FILE__, "AUTH_AO::Stop()\n");
 116 if (!isRunning)
 117     return 0;
 118
 119 users->DelNotifierUserAdd(&onAddUserNotifier);
 120 users->DelNotifierUserDel(&onDelUserNotifier);
 121
 122 list<USER_PTR>::iterator users_iter;
 123 users_iter = usersList.begin();
 124 while (users_iter != usersList.end())
 125     {
 126     Unauthorize(*users_iter);
 127     UnSetUserNotifiers(*users_iter);
 128     ++users_iter;
 129     }
 130 isRunning = false;
 131 return 0;
 132 }
 133 //-----------------------------------------------------------------------------
 134 void AUTH_AO::SetUserNotifiers(USER_PTR u)
 135 {
 136 // ---------- AlwaysOnline -------------------
 137 CHG_BEFORE_NOTIFIER<int> BeforeChgAONotifier(*this, u);
 138 CHG_AFTER_NOTIFIER<int>  AfterChgAONotifier(*this, u);
 139
 140 BeforeChgAONotifierList.push_front(BeforeChgAONotifier);
 141 AfterChgAONotifierList.push_front(AfterChgAONotifier);
 142
 143 u->GetProperty().alwaysOnline.AddBeforeNotifier(&BeforeChgAONotifierList.front());
 144 u->GetProperty().alwaysOnline.AddAfterNotifier(&AfterChgAONotifierList.front());
 145 // ---------- AlwaysOnline end ---------------
 146
 147 // ---------- IP -------------------
 148 CHG_BEFORE_NOTIFIER<USER_IPS> BeforeChgIPNotifier(*this, u);
 149 CHG_AFTER_NOTIFIER<USER_IPS>  AfterChgIPNotifier(*this, u);
 150
 151 BeforeChgIPNotifierList.push_front(BeforeChgIPNotifier);
 152 AfterChgIPNotifierList.push_front(AfterChgIPNotifier);
 153
 154 u->GetProperty().ips.AddBeforeNotifier(&BeforeChgIPNotifierList.front());
 155 u->GetProperty().ips.AddAfterNotifier(&AfterChgIPNotifierList.front());
 156 // ---------- IP end ---------------
 157 }
 158 //-----------------------------------------------------------------------------
 159 void AUTH_AO::UnSetUserNotifiers(USER_PTR u)
 160 {
 161 // ---      AlwaysOnline        ---
 162 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<int> > IsContainsUserAOB;
 163 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<int> > IsContainsUserAOA;
 164
 165 list<CHG_BEFORE_NOTIFIER<int> >::iterator aoBIter;
 166 list<CHG_AFTER_NOTIFIER<int> >::iterator  aoAIter;
 167
 168 aoBIter = find_if(BeforeChgAONotifierList.begin(),
 169                   BeforeChgAONotifierList.end(),
 170                   bind2nd(IsContainsUserAOB, u));
 171
 172 if (aoBIter != BeforeChgAONotifierList.end())
 173     {
 174     aoBIter->GetUser()->GetProperty().alwaysOnline.DelBeforeNotifier(&(*aoBIter));
 175     BeforeChgAONotifierList.erase(aoBIter);
 176     }
 177
 178 aoAIter = find_if(AfterChgAONotifierList.begin(),
 179                   AfterChgAONotifierList.end(),
 180                   bind2nd(IsContainsUserAOA, u));
 181
 182 if (aoAIter != AfterChgAONotifierList.end())
 183     {
 184     aoAIter->GetUser()->GetProperty().alwaysOnline.DelAfterNotifier(&(*aoAIter));
 185     AfterChgAONotifierList.erase(aoAIter);
 186     }
 187 // ---      AlwaysOnline end    ---
 188
 189 // ---          IP              ---
 190 IS_CONTAINS_USER<CHG_BEFORE_NOTIFIER<USER_IPS> > IsContainsUserIPB;
 191 IS_CONTAINS_USER<CHG_AFTER_NOTIFIER<USER_IPS> >  IsContainsUserIPA;
 192
 193 list<CHG_BEFORE_NOTIFIER<USER_IPS> >::iterator ipBIter;
 194 list<CHG_AFTER_NOTIFIER<USER_IPS> >::iterator  ipAIter;
 195
 196 ipBIter = find_if(BeforeChgIPNotifierList.begin(),
 197                   BeforeChgIPNotifierList.end(),
 198                   bind2nd(IsContainsUserIPB, u));
 199
 200 if (ipBIter != BeforeChgIPNotifierList.end())
 201     {
 202     ipBIter->GetUser()->GetProperty().ips.DelBeforeNotifier(&(*ipBIter));
 203     BeforeChgIPNotifierList.erase(ipBIter);
 204     }
 205
 206 ipAIter = find_if(AfterChgIPNotifierList.begin(),
 207                   AfterChgIPNotifierList.end(),
 208                   bind2nd(IsContainsUserIPA, u));
 209
 210 if (ipAIter != AfterChgIPNotifierList.end())
 211     {
 212     ipAIter->GetUser()->GetProperty().ips.DelAfterNotifier(&(*ipAIter));
 213     AfterChgIPNotifierList.erase(ipAIter);
 214     }
 215 // ---          IP end          ---
 216 }
 217 //-----------------------------------------------------------------------------
 218 void AUTH_AO::GetUsers()
 219 {
 220 USER_PTR u;
 221 int h = users->OpenSearch();
 222 if (!h)
 223     {
 224     printfd(__FILE__, "users->OpenSearch() error\n");
 225     return;
 226     }
 227
 228 while (!users->SearchNext(h, &u))
 229     {
 230     usersList.push_back(u);
 231     SetUserNotifiers(u);
 232     }
 233
 234 users->CloseSearch(h);
 235 }
 236 //-----------------------------------------------------------------------------
 237 void AUTH_AO::Unauthorize(USER_PTR u) const
 238 {
 239 printfd(__FILE__, "AUTH_AO::Unauthorize - login: '%s'\n", u->GetLogin().c_str());
 240 u->Unauthorize(this);
 241 }
 242 //-----------------------------------------------------------------------------
 243 void AUTH_AO::UpdateUserAuthorization(USER_PTR u) const
 244 {
 245 printfd(__FILE__, "AUTH_AO::UpdateUserAuthorization - login: '%s'\n", u->GetLogin().c_str());
 246 if (u->GetProperty().alwaysOnline)
 247     {
 248     USER_IPS ips = u->GetProperty().ips;
 249     if (ips.OnlyOneIP())
 250         {
 251         if (u->Authorize(ips[0].ip, 0xFFffFFff, this) == 0)
 252             {
 253             }
 254         }
 255     }
 256 }
 257 //-----------------------------------------------------------------------------
 258 void AUTH_AO::AddUser(USER_PTR u)
 259 {
 260 printfd(__FILE__, "AUTH_AO::AddUser - login: '%s'\n", u->GetLogin().c_str());
 261 SetUserNotifiers(u);
 262 usersList.push_back(u);
 263 UpdateUserAuthorization(u);
 264 }
 265 //-----------------------------------------------------------------------------
 266 void AUTH_AO::DelUser(USER_PTR u)
 267 {
 268 printfd(__FILE__, "AUTH_AO::DelUser - login: '%s'\n", u->GetLogin().c_str());
 269 Unauthorize(u);
 270 UnSetUserNotifiers(u);
 271 usersList.remove(u);
 272 }
 273 //-----------------------------------------------------------------------------
 274 int AUTH_AO::SendMessage(const STG_MSG &, uint32_t) const
 275 {
 276 errorStr = "Authorization modele \'AlwaysOnline\' does not support sending messages";
 277 return -1;
 278 }
 279 //-----------------------------------------------------------------------------
 280 template <typename varParamType>
 281 void CHG_BEFORE_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 282 {
 283 printfd(__FILE__, "CHG_BEFORE_NOTIFIER::Notify\n");
 284 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::Unauthorize, user);
 285 auth.Unauthorize(user);
 286 }
 287 //-----------------------------------------------------------------------------
 288 template <typename varParamType>
 289 void CHG_AFTER_NOTIFIER<varParamType>::Notify(const varParamType &, const varParamType &)
 290 {
 291 printfd(__FILE__, "CHG_AFTER_NOTIFIER::Notify\n");
 292 //EVENT_LOOP_SINGLETON::GetInstance().Enqueue(auth, &AUTH_AO::UpdateUserAuthorization, user);
 293 auth.UpdateUserAuthorization(user);
 294 }
 295 //-----------------------------------------------------------------------------