/[LeafOK_CVS]/lbbs/src/login.c
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Diff of /lbbs/src/login.c

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Revision 1.64 by sysadm, Tue Nov 4 11:20:16 2025 UTC Revision 1.73 by sysadm, Tue Dec 2 08:04:29 2025 UTC
# Line 1  Line 1 
1  /***************************************************************************  /* SPDX-License-Identifier: GPL-3.0-or-later */
2                                                    login.c  -  description  /*
3                                                           -------------------   * login
4          Copyright            : (C) 2004-2025 by Leaflet   *   - user authentication and online status manager
5          Email                : leaflet@leafok.com   *
6   ***************************************************************************/   * Copyright (C) 2004-2025  Leaflet <leaflet@leafok.com>
7     */
8  /***************************************************************************  
9   *                                                                         *  #ifdef HAVE_CONFIG_H
10   *   This program is free software; you can redistribute it and/or modify  *  #include "config.h"
11   *   it under the terms of the GNU General Public License as published by  *  #endif
  *   the Free Software Foundation; either version 3 of the License, or     *  
  *   (at your option) any later version.                                   *  
  *                                                                         *  
  ***************************************************************************/  
12    
13  #include "bbs.h"  #include "bbs.h"
14  #include "common.h"  #include "common.h"
# Line 29  Line 25 
25  #include <string.h>  #include <string.h>
26  #include <regex.h>  #include <regex.h>
27  #include <unistd.h>  #include <unistd.h>
28  #include <mysql/mysql.h>  #include <mysql.h>
29  #include <sys/param.h>  #include <sys/param.h>
30    
31  static const int BBS_username_min_len = 3; // common len = 5, special len = 3  static const int BBS_username_min_len = 3; // common len = 5, special len = 3
32  static const int BBS_password_min_len = 5; // legacy len = 5, current len = 6  static const int BBS_password_min_len = 5; // legacy len = 5, current len = 6
33    
34    static const int BBS_allowed_login_failures_within_interval = 10;
35    static const int BBS_login_failures_count_interval = 10; // minutes
36    static const int BBS_allowed_login_failures_per_account = 3;
37    
38    const int BBS_login_retry_times = 3;
39    
40  int bbs_login(void)  int bbs_login(void)
41  {  {
42          char username[BBS_username_max_len + 1];          char username[BBS_username_max_len + 1];
# Line 88  int bbs_login(void) Line 90  int bbs_login(void)
90                  return -1;                  return -1;
91          }          }
92    
         log_common("User \"%s\"(%ld) login from %s:%d\n",  
                            BBS_username, BBS_priv.uid, hostaddr_client, port_client);  
   
93          return 0;          return 0;
94  }  }
95    
# Line 117  int check_user(const char *username, con Line 116  int check_user(const char *username, con
116          // Verify format          // Verify format
117          for (i = 0; ok && username[i] != '\0'; i++)          for (i = 0; ok && username[i] != '\0'; i++)
118          {          {
119                  if (!(isalpha(username[i]) || (i > 0 && (isdigit(username[i]) || username[i] == '_'))))                  if (!(isalpha((int)username[i]) || (i > 0 && (isdigit((int)username[i]) || username[i] == '_'))))
120                  {                  {
121                          ok = 0;                          ok = 0;
122                  }                  }
# Line 128  int check_user(const char *username, con Line 127  int check_user(const char *username, con
127          }          }
128          for (i = 0; ok && password[i] != '\0'; i++)          for (i = 0; ok && password[i] != '\0'; i++)
129          {          {
130                  if (!isalnum(password[i]))                  if (!isalnum((int)password[i]))
131                  {                  {
132                          ok = 0;                          ok = 0;
133                  }                  }
# Line 340  int check_user(const char *username, con Line 339  int check_user(const char *username, con
339                  goto cleanup;                  goto cleanup;
340          }          }
341    
342            if (!SSH_v2 && checklevel2(&BBS_priv, P_MAN_S))
343            {
344                    prints("\033[1;31m非普通账户必须使用SSH方式登录\033[m\r\n");
345                    ret = 1;
346                    goto cleanup;
347            }
348    
349          snprintf(sql, sizeof(sql),          snprintf(sql, sizeof(sql),
350                           "UPDATE user_pubinfo SET visit_count = visit_count + 1, "                           "UPDATE user_pubinfo SET visit_count = visit_count + 1, "
351                           "last_login_dt = NOW() WHERE UID = %d",                           "last_login_dt = NOW() WHERE UID = %d",
# Line 441  int load_user_info(MYSQL *db, int BBS_ui Line 447  int load_user_info(MYSQL *db, int BBS_ui
447                  goto cleanup;                  goto cleanup;
448          }          }
449    
450            if (last_login_dt < BBS_eula_tm)
451            {
452                    ret = -2; // require update agreement first
453                    goto cleanup;
454            }
455    
456  cleanup:  cleanup:
457          mysql_free_result(rs);          mysql_free_result(rs);
458    

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