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877 lines
26 KiB
877 lines
26 KiB
/*
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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xrdp: A Remote Desktop Protocol server.
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Copyright (C) Jay Sorg 2005-2008
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*/
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/**
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*
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* @file session.c
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* @brief Session management code
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* @author Jay Sorg, Simone Fedele
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*
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*/
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#include "sesman.h"
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#include "libscp_types.h"
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#include <errno.h>
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//#include <time.h>
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extern tbus g_sync_event;
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extern unsigned char g_fixedkey[8];
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extern struct config_sesman* g_cfg; /* in sesman.c */
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struct session_chain* g_sessions;
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int g_session_count;
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static int g_sync_width;
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static int g_sync_height;
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static int g_sync_bpp;
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static char* g_sync_username;
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static char* g_sync_password;
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static char* g_sync_domain;
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static char* g_sync_program;
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static char* g_sync_directory;
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static char* g_sync_client_ip;
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static tbus g_sync_data;
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static tui8 g_sync_type;
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static int g_sync_result;
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/******************************************************************************/
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struct session_item* DEFAULT_CC
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session_get_bydata(char* name, int width, int height, int bpp, int type)
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{
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struct session_chain* tmp;
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/*THREAD-FIX require chain lock */
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lock_chain_acquire();
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tmp = g_sessions;
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/* convert from SCP_SESSION_TYPE namespace to SESMAN_SESSION_TYPE namespace */
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switch (type)
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{
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case SCP_SESSION_TYPE_XVNC: /* 0 */
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type = SESMAN_SESSION_TYPE_XVNC; /* 2 */
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break;
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case SCP_SESSION_TYPE_XRDP: /* 1 */
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type = SESMAN_SESSION_TYPE_XRDP; /* 1 */
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break;
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default:
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lock_chain_release();
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return 0;
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}
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while (tmp != 0)
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{
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if (g_strncmp(name, tmp->item->name, 255) == 0 &&
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tmp->item->width == width &&
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tmp->item->height == height &&
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tmp->item->bpp == bpp &&
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tmp->item->type == type)
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{
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/*THREAD-FIX release chain lock */
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lock_chain_release();
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return tmp->item;
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}
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tmp = tmp->next;
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}
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/*THREAD-FIX release chain lock */
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lock_chain_release();
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return 0;
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}
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/******************************************************************************/
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/**
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*
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* @brief checks if there's a server running on a display
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* @param display the display to check
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* @return 0 if there isn't a display running, nonzero otherwise
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*
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*/
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static int DEFAULT_CC
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x_server_running_check_ports(int display)
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{
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char text[256];
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int x_running;
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int sck;
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g_sprintf(text, "/tmp/.X11-unix/X%d", display);
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x_running = g_file_exist(text);
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if (!x_running)
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{
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g_sprintf(text, "/tmp/.X%d-lock", display);
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x_running = g_file_exist(text);
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}
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if (!x_running) /* check 59xx */
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{
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sck = g_tcp_socket();
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g_sprintf(text, "59%2.2d", display);
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x_running = g_tcp_bind(sck, text);
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g_tcp_close(sck);
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}
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if (!x_running) /* check 60xx */
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{
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sck = g_tcp_socket();
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g_sprintf(text, "60%2.2d", display);
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x_running = g_tcp_bind(sck, text);
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g_tcp_close(sck);
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}
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if (!x_running) /* check 62xx */
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{
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sck = g_tcp_socket();
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g_sprintf(text, "62%2.2d", display);
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x_running = g_tcp_bind(sck, text);
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g_tcp_close(sck);
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}
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return x_running;
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}
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/******************************************************************************/
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/**
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*
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* @brief checks if there's a server running on a display
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* @param display the display to check
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* @return 0 if there isn't a display running, nonzero otherwise
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*
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*/
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static int DEFAULT_CC
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x_server_running(int display)
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{
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char text[256];
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int x_running;
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int sck;
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g_sprintf(text, "/tmp/.X11-unix/X%d", display);
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x_running = g_file_exist(text);
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if (!x_running)
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{
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g_sprintf(text, "/tmp/.X%d-lock", display);
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x_running = g_file_exist(text);
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}
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return x_running;
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}
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/******************************************************************************/
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static void DEFAULT_CC
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session_start_sessvc(int xpid, int wmpid, long data)
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{
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struct list * sessvc_params = (struct list *)NULL;
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char wmpid_str[25];
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char xpid_str[25];
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char exe_path[262];
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int i = 0;
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/* initialize (zero out) local variables: */
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g_memset(wmpid_str,0,sizeof(char) * 25);
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g_memset(xpid_str,0,sizeof(char) * 25);
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g_memset(exe_path,0,sizeof(char) * 262);
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/* new style waiting for clients */
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g_sprintf(wmpid_str, "%d", wmpid);
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g_sprintf(xpid_str, "%d", xpid);
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log_message(&(g_cfg->log), LOG_LEVEL_INFO,
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"starting xrdp-sessvc - xpid=%s - wmpid=%s",
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xpid_str, wmpid_str);
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sessvc_params = list_create();
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sessvc_params->auto_free = 1;
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/* building parameters */
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g_snprintf(exe_path, 261, "%s/xrdp-sessvc", XRDP_SBIN_PATH);
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list_add_item(sessvc_params, (long)g_strdup(exe_path));
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list_add_item(sessvc_params, (long)g_strdup(xpid_str));
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list_add_item(sessvc_params, (long)g_strdup(wmpid_str));
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list_add_item(sessvc_params, 0); /* mandatory */
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/* executing sessvc */
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g_execvp(exe_path, ((char**)sessvc_params->items));
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/* should not get here */
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log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS,
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"error starting xrdp-sessvc - pid %d - xpid=%s - wmpid=%s",
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g_getpid(), xpid_str, wmpid_str);
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/* logging parameters */
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/* no problem calling strerror for thread safety: other threads
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are blocked */
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "errno: %d, description: %s",
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errno, g_get_strerror());
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "execve parameter list:");
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for (i = 0; i < (sessvc_params->count); i++)
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{
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[%d] = %s", i,
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(char*)list_get_item(sessvc_params, i));
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}
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list_delete(sessvc_params);
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/* keep the old waitpid if some error occurs during execlp */
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g_waitpid(wmpid);
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g_sigterm(xpid);
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g_sigterm(wmpid);
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g_sleep(1000);
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auth_end(data);
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g_exit(0);
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}
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/******************************************************************************/
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/* called with the main thread
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returns boolean */
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static int APP_CC
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session_is_display_in_chain(int display)
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{
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struct session_chain* chain;
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struct session_item* item;
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chain = g_sessions;
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while (chain != 0)
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{
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item = chain->item;
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if (item->display == display)
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{
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return 1;
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}
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chain = chain->next;
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}
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return 0;
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}
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/******************************************************************************/
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/* called with the main thread */
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static int APP_CC
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session_get_aval_display_from_chain(void)
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{
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int display;
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display = g_cfg->sess.x11_display_offset;
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lock_chain_acquire();
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while ((display - g_cfg->sess.x11_display_offset) <= g_cfg->sess.max_sessions)
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{
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if (!session_is_display_in_chain(display))
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{
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if (!x_server_running_check_ports(display))
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{
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lock_chain_release();
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return display;
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}
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}
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display++;
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}
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lock_chain_release();
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "X server -- no display in range is available");
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return 0;
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}
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/******************************************************************************/
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static int APP_CC
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wait_for_xserver(int display)
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{
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int i;
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/* give X a bit to start */
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/* wait up to 10 secs for x server to start */
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i = 0;
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while (!x_server_running(display))
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{
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i++;
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if (i > 40)
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR,
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"X server for display %d startup timeout",
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display);
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break;
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}
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g_sleep(250);
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}
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return 0;
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}
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/******************************************************************************/
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/* called with the main thread */
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static int APP_CC
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session_start_fork(int width, int height, int bpp, char* username,
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char* password, tbus data, tui8 type, char* domain,
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char* program, char* directory, char* client_ip)
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{
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int display = 0;
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int pid = 0;
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int wmpid = 0;
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int xpid = 0;
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int i = 0;
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char geometry[32];
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char depth[32];
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char screen[32];
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char text[256];
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char passwd_file[256];
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char ** pp1 = (char **)NULL;
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struct session_chain * temp = (struct session_chain *)NULL;
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struct list * xserver_params = (struct list *)NULL;
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time_t ltime;
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struct tm stime;
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/* initialize (zero out) local variables: */
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g_memset(<ime,0,sizeof(time_t));
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g_memset(&stime,0,sizeof(struct tm));
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g_memset(geometry,0,sizeof(char) * 32);
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g_memset(depth,0,sizeof(char) * 32);
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g_memset(screen,0,sizeof(char) * 32);
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g_memset(text,0,sizeof(char) * 256);
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g_memset(passwd_file,0,sizeof(char) * 256);
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/* check to limit concurrent sessions */
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if (g_session_count >= g_cfg->sess.max_sessions)
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{
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log_message(&(g_cfg->log), LOG_LEVEL_INFO, "max concurrent session limit "
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"exceeded. login for user %s denied", username);
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return 0;
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}
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temp = (struct session_chain*)g_malloc(sizeof(struct session_chain), 0);
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if (temp == 0)
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "cannot create new chain "
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"element - user %s", username);
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return 0;
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}
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temp->item = (struct session_item*)g_malloc(sizeof(struct session_item), 0);
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if (temp->item == 0)
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{
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g_free(temp);
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "cannot create new session "
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"item - user %s", username);
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return 0;
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}
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display = session_get_aval_display_from_chain();
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if (display == 0)
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{
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g_free(temp->item);
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g_free(temp);
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return 0;
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}
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pid = g_fork();
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if (pid == -1)
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{
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}
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else if (pid == 0) /* child sesman */
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{
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auth_start_session(data, display);
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g_sprintf(geometry, "%dx%d", width, height);
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g_sprintf(depth, "%d", bpp);
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g_sprintf(screen, ":%d", display);
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wmpid = g_fork();
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if (wmpid == -1)
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{
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}
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else if (wmpid == 0) /* child (child sesman) xserver */
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{
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wait_for_xserver(display);
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env_set_user(username, 0, display);
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if (x_server_running(display))
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{
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auth_set_env(data);
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if (directory != 0)
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{
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if (directory[0] != 0)
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{
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g_set_current_dir(directory);
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}
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}
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if (program != 0)
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{
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if (program[0] != 0)
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{
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g_execlp3(program, program, 0);
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log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS,
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"error starting program %s for user %s - pid %d",
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program, username, g_getpid());
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}
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}
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/* try to execute user window manager if enabled */
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if (g_cfg->enable_user_wm)
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{
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g_sprintf(text,"%s/%s", g_getenv("HOME"), g_cfg->user_wm);
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if (g_file_exist(text))
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{
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g_execlp3(text, g_cfg->user_wm, 0);
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log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS,"error starting user "
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"wm for user %s - pid %d", username, g_getpid());
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/* logging parameters */
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "errno: %d, "
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"description: %s", errno, g_get_strerror());
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG,"execlp3 parameter "
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"list:");
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[0] = %s",
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text);
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[1] = %s",
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g_cfg->user_wm);
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}
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}
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/* if we're here something happened to g_execlp3
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so we try running the default window manager */
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g_sprintf(text, "%s/%s", XRDP_CFG_PATH, g_cfg->default_wm);
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g_execlp3(text, g_cfg->default_wm, 0);
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log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS,"error starting default "
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"wm for user %s - pid %d", username, g_getpid());
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/* logging parameters */
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "errno: %d, description: "
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"%s", errno, g_get_strerror());
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG,"execlp3 parameter list:");
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[0] = %s",
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text);
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[1] = %s",
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g_cfg->default_wm);
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/* still a problem starting window manager just start xterm */
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g_execlp3("xterm", "xterm", 0);
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/* should not get here */
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log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS,"error starting xterm "
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"for user %s - pid %d", username, g_getpid());
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/* logging parameters */
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "errno: %d, description: "
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"%s", errno, g_get_strerror());
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}
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else
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{
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log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "another Xserver is "
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"already active on display %d", display);
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}
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log_message(&(g_cfg->log), LOG_LEVEL_DEBUG,"aborting connection...");
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g_exit(0);
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}
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else /* parent (child sesman) */
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{
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xpid = g_fork();
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if (xpid == -1)
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{
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}
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else if (xpid == 0) /* child */
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{
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env_set_user(username, passwd_file, display);
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env_check_password_file(passwd_file, password);
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if (type == SESMAN_SESSION_TYPE_XVNC)
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{
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xserver_params = list_create();
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xserver_params->auto_free = 1;
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/* these are the must have parameters */
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list_add_item(xserver_params, (long)g_strdup("Xvnc"));
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list_add_item(xserver_params, (long)g_strdup(screen));
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list_add_item(xserver_params, (long)g_strdup("-geometry"));
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list_add_item(xserver_params, (long)g_strdup(geometry));
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list_add_item(xserver_params, (long)g_strdup("-depth"));
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list_add_item(xserver_params, (long)g_strdup(depth));
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list_add_item(xserver_params, (long)g_strdup("-rfbauth"));
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list_add_item(xserver_params, (long)g_strdup(passwd_file));
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/* additional parameters from sesman.ini file */
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//config_read_xserver_params(SESMAN_SESSION_TYPE_XVNC,
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// xserver_params);
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list_append_list_strdup(g_cfg->vnc_params, xserver_params, 0);
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/* make sure it ends with a zero */
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list_add_item(xserver_params, 0);
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pp1 = (char**)xserver_params->items;
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g_execvp("Xvnc", pp1);
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}
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else if (type == SESMAN_SESSION_TYPE_XRDP)
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{
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xserver_params = list_create();
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xserver_params->auto_free = 1;
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/* these are the must have parameters */
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list_add_item(xserver_params, (long)g_strdup("X11rdp"));
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list_add_item(xserver_params, (long)g_strdup(screen));
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list_add_item(xserver_params, (long)g_strdup("-geometry"));
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|
list_add_item(xserver_params, (long)g_strdup(geometry));
|
|
list_add_item(xserver_params, (long)g_strdup("-depth"));
|
|
list_add_item(xserver_params, (long)g_strdup(depth));
|
|
|
|
/* additional parameters from sesman.ini file */
|
|
//config_read_xserver_params(SESMAN_SESSION_TYPE_XRDP,
|
|
// xserver_params);
|
|
list_append_list_strdup(g_cfg->rdp_params, xserver_params, 0);
|
|
|
|
/* make sure it ends with a zero */
|
|
list_add_item(xserver_params, 0);
|
|
pp1 = (char**)xserver_params->items;
|
|
g_execvp("X11rdp", pp1);
|
|
}
|
|
else
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS, "bad session type - "
|
|
"user %s - pid %d", username, g_getpid());
|
|
g_exit(1);
|
|
}
|
|
|
|
/* should not get here */
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ALWAYS, "error starting X server "
|
|
"- user %s - pid %d", username, g_getpid());
|
|
|
|
/* logging parameters */
|
|
log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "errno: %d, description: "
|
|
"%s", errno, g_get_strerror());
|
|
log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, "execve parameter list: "
|
|
"%d", (xserver_params)->count);
|
|
|
|
for (i=0; i<(xserver_params->count); i++)
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_DEBUG, " argv[%d] = %s",
|
|
i, (char*)list_get_item(xserver_params, i));
|
|
}
|
|
list_delete(xserver_params);
|
|
g_exit(1);
|
|
}
|
|
else /* parent (child sesman)*/
|
|
{
|
|
wait_for_xserver(display);
|
|
g_snprintf(text, 255, "%d", display);
|
|
g_setenv("XRDP_SESSVC_DISPLAY", text, 1);
|
|
g_snprintf(text, 255, ":%d.0", display);
|
|
g_setenv("DISPLAY", text, 1);
|
|
/* new style waiting for clients */
|
|
session_start_sessvc(xpid, wmpid, data);
|
|
}
|
|
}
|
|
}
|
|
else /* parent sesman process */
|
|
{
|
|
temp->item->pid = pid;
|
|
temp->item->display = display;
|
|
temp->item->width = width;
|
|
temp->item->height = height;
|
|
temp->item->bpp = bpp;
|
|
temp->item->data = data;
|
|
g_strncpy(temp->item->client_ip, client_ip, 255); /* store client ip data */
|
|
g_strncpy(temp->item->name, username, 255);
|
|
|
|
ltime = g_time1();
|
|
localtime_r(<ime, &stime);
|
|
temp->item->connect_time.year = (tui16)(stime.tm_year + 1900);
|
|
temp->item->connect_time.month = (tui8)stime.tm_mon;
|
|
temp->item->connect_time.day = (tui8)stime.tm_mday;
|
|
temp->item->connect_time.hour = (tui8)stime.tm_hour;
|
|
temp->item->connect_time.minute = (tui8)stime.tm_min;
|
|
zero_time(&(temp->item->disconnect_time));
|
|
zero_time(&(temp->item->idle_time));
|
|
|
|
temp->item->type=type;
|
|
temp->item->status=SESMAN_SESSION_STATUS_ACTIVE;
|
|
|
|
temp->next=g_sessions;
|
|
g_sessions=temp;
|
|
g_session_count++;
|
|
}
|
|
return display;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
/* called by a worker thread, ask the main thread to call session_sync_start
|
|
and wait till done */
|
|
int DEFAULT_CC
|
|
session_start(int width, int height, int bpp, char* username, char* password,
|
|
long data, tui8 type, char* domain, char* program,
|
|
char* directory, char* client_ip)
|
|
{
|
|
int display;
|
|
|
|
/* lock mutex */
|
|
lock_sync_acquire();
|
|
/* set shared vars */
|
|
g_sync_width = width;
|
|
g_sync_height = height;
|
|
g_sync_bpp = bpp;
|
|
g_sync_username = username;
|
|
g_sync_password = password;
|
|
g_sync_domain = domain;
|
|
g_sync_program = program;
|
|
g_sync_directory = directory;
|
|
g_sync_client_ip = client_ip;
|
|
g_sync_data = data;
|
|
g_sync_type = type;
|
|
/* set event for main thread to see */
|
|
g_set_wait_obj(g_sync_event);
|
|
/* wait for main thread to get done */
|
|
lock_sync_sem_acquire();
|
|
/* read result(display) from shared var */
|
|
display = g_sync_result;
|
|
/* unlock mutex */
|
|
lock_sync_release();
|
|
return display;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
/* called with the main thread */
|
|
int APP_CC
|
|
session_sync_start(void)
|
|
{
|
|
g_sync_result = session_start_fork(g_sync_width, g_sync_height, g_sync_bpp,
|
|
g_sync_username, g_sync_password,
|
|
g_sync_data, g_sync_type, g_sync_domain,
|
|
g_sync_program, g_sync_directory, g_sync_client_ip);
|
|
lock_sync_sem_release();
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
int DEFAULT_CC
|
|
session_kill(int pid)
|
|
{
|
|
struct session_chain* tmp;
|
|
struct session_chain* prev;
|
|
|
|
/*THREAD-FIX require chain lock */
|
|
lock_chain_acquire();
|
|
|
|
tmp=g_sessions;
|
|
prev=0;
|
|
|
|
while (tmp != 0)
|
|
{
|
|
if (tmp->item == 0)
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "session descriptor for "
|
|
"pid %d is null!", pid);
|
|
if (prev == 0)
|
|
{
|
|
/* prev does no exist, so it's the first element - so we set
|
|
g_sessions */
|
|
g_sessions = tmp->next;
|
|
}
|
|
else
|
|
{
|
|
prev->next = tmp->next;
|
|
}
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return SESMAN_SESSION_KILL_NULLITEM;
|
|
}
|
|
|
|
if (tmp->item->pid == pid)
|
|
{
|
|
/* deleting the session */
|
|
log_message(&(g_cfg->log), LOG_LEVEL_INFO, "++ terminated session: username %s, display :%d.0, session_pid %d, ip %s", tmp->item->name, tmp->item->display, tmp->item->pid, tmp->item->client_ip);
|
|
g_free(tmp->item);
|
|
if (prev == 0)
|
|
{
|
|
/* prev does no exist, so it's the first element - so we set
|
|
g_sessions */
|
|
g_sessions = tmp->next;
|
|
}
|
|
else
|
|
{
|
|
prev->next = tmp->next;
|
|
}
|
|
g_free(tmp);
|
|
g_session_count--;
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return SESMAN_SESSION_KILL_OK;
|
|
}
|
|
|
|
/* go on */
|
|
prev = tmp;
|
|
tmp=tmp->next;
|
|
}
|
|
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return SESMAN_SESSION_KILL_NOTFOUND;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
void DEFAULT_CC
|
|
session_sigkill_all()
|
|
{
|
|
struct session_chain* tmp;
|
|
|
|
/*THREAD-FIX require chain lock */
|
|
lock_chain_acquire();
|
|
|
|
tmp=g_sessions;
|
|
|
|
while (tmp != 0)
|
|
{
|
|
if (tmp->item == 0)
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "found null session "
|
|
"descriptor!");
|
|
}
|
|
else
|
|
{
|
|
g_sigterm(tmp->item->pid);
|
|
}
|
|
|
|
/* go on */
|
|
tmp=tmp->next;
|
|
}
|
|
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
}
|
|
|
|
/******************************************************************************/
|
|
struct session_item* DEFAULT_CC
|
|
session_get_bypid(int pid)
|
|
{
|
|
struct session_chain* tmp;
|
|
struct session_item* dummy;
|
|
|
|
dummy = g_malloc(sizeof(struct session_item), 1);
|
|
if (0 == dummy)
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "internal error", pid);
|
|
return 0;
|
|
}
|
|
|
|
/*THREAD-FIX require chain lock */
|
|
lock_chain_acquire();
|
|
|
|
tmp = g_sessions;
|
|
while (tmp != 0)
|
|
{
|
|
if (tmp->item == 0)
|
|
{
|
|
log_message(&(g_cfg->log), LOG_LEVEL_ERROR, "session descriptor for "
|
|
"pid %d is null!", pid);
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return 0;
|
|
}
|
|
|
|
if (tmp->item->pid == pid)
|
|
{
|
|
/*THREAD-FIX release chain lock */
|
|
g_memcpy(dummy, tmp->item, sizeof(struct session_item));
|
|
lock_chain_release();
|
|
/*return tmp->item;*/
|
|
return dummy;
|
|
}
|
|
|
|
/* go on */
|
|
tmp=tmp->next;
|
|
}
|
|
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return 0;
|
|
}
|
|
|
|
/******************************************************************************/
|
|
struct SCP_DISCONNECTED_SESSION*
|
|
session_get_byuser(char* user, int* cnt, unsigned char flags)
|
|
{
|
|
struct session_chain* tmp;
|
|
struct SCP_DISCONNECTED_SESSION* sess;
|
|
int count;
|
|
int index;
|
|
|
|
count=0;
|
|
|
|
/*THREAD-FIX require chain lock */
|
|
lock_chain_acquire();
|
|
|
|
tmp = g_sessions;
|
|
while (tmp != 0)
|
|
{
|
|
LOG_DBG(&(g_cfg->log), "user: %s", user);
|
|
if ((NULL == user) || (!g_strncasecmp(user, tmp->item->name, 256)))
|
|
{
|
|
LOG_DBG(&(g_cfg->log), "session_get_byuser: status=%d, flags=%d, "
|
|
"result=%d", (tmp->item->status), flags,
|
|
((tmp->item->status) & flags));
|
|
if ((tmp->item->status) & flags)
|
|
{
|
|
count++;
|
|
}
|
|
}
|
|
|
|
/* go on */
|
|
tmp=tmp->next;
|
|
}
|
|
|
|
if (count==0)
|
|
{
|
|
(*cnt)=0;
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return 0;
|
|
}
|
|
|
|
/* malloc() an array of disconnected sessions */
|
|
sess=g_malloc(count * sizeof(struct SCP_DISCONNECTED_SESSION),1);
|
|
if (sess==0)
|
|
{
|
|
(*cnt)=0;
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
return 0;
|
|
}
|
|
|
|
tmp = g_sessions;
|
|
index = 0;
|
|
while (tmp != 0)
|
|
{
|
|
#warning FIXME: we should get only disconnected sessions!
|
|
if ((NULL == user) || (!g_strncasecmp(user, tmp->item->name, 256)))
|
|
{
|
|
if ((tmp->item->status) & flags)
|
|
{
|
|
(sess[index]).SID=tmp->item->pid;
|
|
(sess[index]).type=tmp->item->type;
|
|
(sess[index]).height=tmp->item->height;
|
|
(sess[index]).width=tmp->item->width;
|
|
(sess[index]).bpp=tmp->item->bpp;
|
|
#warning FIXME: setting idle times and such
|
|
/*(sess[index]).connect_time.year = tmp->item->connect_time.year;
|
|
(sess[index]).connect_time.month = tmp->item->connect_time.month;
|
|
(sess[index]).connect_time.day = tmp->item->connect_time.day;
|
|
(sess[index]).connect_time.hour = tmp->item->connect_time.hour;
|
|
(sess[index]).connect_time.minute = tmp->item->connect_time.minute;
|
|
(sess[index]).disconnect_time.year = tmp->item->disconnect_time.year;
|
|
(sess[index]).disconnect_time.month = tmp->item->disconnect_time.month;
|
|
(sess[index]).disconnect_time.day = tmp->item->disconnect_time.day;
|
|
(sess[index]).disconnect_time.hour = tmp->item->disconnect_time.hour;
|
|
(sess[index]).disconnect_time.minute = tmp->item->disconnect_time.minute;
|
|
(sess[index]).idle_time.year = tmp->item->idle_time.year;
|
|
(sess[index]).idle_time.month = tmp->item->idle_time.month;
|
|
(sess[index]).idle_time.day = tmp->item->idle_time.day;
|
|
(sess[index]).idle_time.hour = tmp->item->idle_time.hour;
|
|
(sess[index]).idle_time.minute = tmp->item->idle_time.minute;*/
|
|
(sess[index]).conn_year = tmp->item->connect_time.year;
|
|
(sess[index]).conn_month = tmp->item->connect_time.month;
|
|
(sess[index]).conn_day = tmp->item->connect_time.day;
|
|
(sess[index]).conn_hour = tmp->item->connect_time.hour;
|
|
(sess[index]).conn_minute = tmp->item->connect_time.minute;
|
|
(sess[index]).idle_days = tmp->item->idle_time.day;
|
|
(sess[index]).idle_hours = tmp->item->idle_time.hour;
|
|
(sess[index]).idle_minutes = tmp->item->idle_time.minute;
|
|
|
|
index++;
|
|
}
|
|
}
|
|
|
|
/* go on */
|
|
tmp=tmp->next;
|
|
}
|
|
|
|
/*THREAD-FIX release chain lock */
|
|
lock_chain_release();
|
|
(*cnt)=count;
|
|
return sess;
|
|
}
|