void DEFAULT_CC scp_v1_mng_process(struct SCP_CONNECTION *c, struct SCP_SESSION *s) { long data; enum SCP_SERVER_STATES_E e; struct SCP_DISCONNECTED_SESSION *slist = 0; int scount; int end = 0; data = auth_userpass(s->username, s->password,NULL); /*LOG_DBG("user: %s\npass: %s", s->username, s->password);*/ if (!data) { scp_v1s_mng_deny_connection(c, "Login failed"); log_message(LOG_LEVEL_INFO, "[MNG] Login failed for user %s. Connection terminated", s->username); scp_session_destroy(s); auth_end(data); return; } /* testing if login is allowed */ if (0 == access_login_mng_allowed(s->username)) { scp_v1s_mng_deny_connection(c, "Access to Terminal Server not allowed."); log_message(LOG_LEVEL_INFO, "[MNG] User %s not allowed on TS. Connection terminated", s->username); scp_session_destroy(s); auth_end(data); return; } e = scp_v1s_mng_allow_connection(c, s); end = 1; while (end) { switch (e) { case SCP_SERVER_STATE_MNG_ACTION: log_message(LOG_LEVEL_INFO, "Connection cancelled after session listing"); break; case SCP_SERVER_STATE_MNG_LISTREQ: /* list disconnected sessions */ slist = session_get_byuser(NULL, &scount, SESMAN_SESSION_STATUS_ALL); LOG_DBG("sessions on TS: %d (slist: %x)", scount, slist); if (0 == slist) { // e=scp_v1s_connection_error(c, "Internal error"); log_message(LOG_LEVEL_INFO, "No sessions on Terminal Server"); end = 0; } else { e = scp_v1s_mng_list_sessions(c, s, scount, slist); g_free(slist); } break; default: /* we check the other errors */ parseCommonStates(e, "scp_v1s_mng_list_sessions()"); end = 0; break; } } /* cleanup */ scp_session_destroy(s); auth_end(data); }
void DEFAULT_CC scp_v1_process(struct SCP_CONNECTION *c, struct SCP_SESSION *s) { long data; int display; int retries; int current_try; enum SCP_SERVER_STATES_E e; struct SCP_DISCONNECTED_SESSION *slist; struct session_item *sitem; int scount; SCP_SID sid; retries = g_cfg->sec.login_retry; current_try = retries; data = auth_userpass(s->username, s->password); /*LOG_DBG("user: %s\npass: %s", s->username, s->password);*/ while ((!data) && ((retries == 0) || (current_try > 0))) { LOG_DBG("data %d - retry %d - currenttry %d - expr %d", data, retries, current_try, ((!data) && ((retries == 0) || (current_try > 0)))); e = scp_v1s_request_password(c, s, "Wrong username and/or password"); switch (e) { case SCP_SERVER_STATE_OK: /* all ok, we got new username and password */ data = auth_userpass(s->username, s->password); /* one try less */ if (current_try > 0) { current_try--; } break; default: /* we check the other errors */ parseCommonStates(e, "scp_v1s_list_sessions()"); scp_session_destroy(s); return; //break; } } if (!data) { scp_v1s_deny_connection(c, "Login failed"); log_message( LOG_LEVEL_INFO, "Login failed for user %s. Connection terminated", s->username); scp_session_destroy(s); return; } /* testing if login is allowed*/ if (0 == access_login_allowed(s->username)) { scp_v1s_deny_connection(c, "Access to Terminal Server not allowed."); log_message(LOG_LEVEL_INFO, "User %s not allowed on TS. Connection terminated", s->username); scp_session_destroy(s); return; } //check if we need password change /* list disconnected sessions */ slist = session_get_byuser(s->username, &scount, SESMAN_SESSION_STATUS_DISCONNECTED); if (scount == 0) { /* no disconnected sessions - start a new one */ log_message(LOG_LEVEL_DEBUG, "No disconnected sessions for this user" "- we create a new one"); if (0 != s->client_ip) { log_message(LOG_LEVEL_INFO, "++ created session (access granted): username %s, ip %s", s->username, s->client_ip); } else { log_message(LOG_LEVEL_INFO, "++ created session (access granted): username %s", s->username); } if (SCP_SESSION_TYPE_XVNC == s->type) { log_message(LOG_LEVEL_INFO, "starting Xvnc session..."); display = session_start(s->width, s->height, s->bpp, s->username, s->password, data, SESMAN_SESSION_TYPE_XVNC, s->domain, s->program, s->directory, s->client_ip); } else { log_message(LOG_LEVEL_INFO, "starting X11rdp session..."); display = session_start(s->width, s->height, s->bpp, s->username, s->password, data, SESMAN_SESSION_TYPE_XRDP, s->domain, s->program, s->directory, s->client_ip); } e = scp_v1s_connect_new_session(c, display); switch (e) { case SCP_SERVER_STATE_OK: /* all ok, we got new username and password */ break; default: /* we check the other errors */ parseCommonStates(e, "scp_v1s_connect_new_session()"); break; } } else { /* one or more disconnected sessions - listing */ e = scp_v1s_list_sessions(c, scount, slist, &sid); switch (e) { /*case SCP_SERVER_STATE_FORCE_NEW:*/ /* we should check for MaxSessions */ case SCP_SERVER_STATE_SELECTION_CANCEL: log_message( LOG_LEVEL_INFO, "Connection cancelled after session listing"); break; case SCP_SERVER_STATE_OK: /* ok, reconnecting... */ sitem = session_get_bypid(sid); if (0 == sitem) { e = scp_v1s_connection_error(c, "Internal error"); log_message(LOG_LEVEL_INFO, "Cannot find session item on the chain"); } else { display = sitem->display; /*e=scp_v1s_reconnect_session(c, sitem, display);*/ e = scp_v1s_reconnect_session(c, display); if (0 != s->client_ip) { log_message(LOG_LEVEL_INFO, "++ reconnected session: username %s, display :%d.0, session_pid %d, ip %s", s->username, display, sitem->pid, s->client_ip); } else { log_message(LOG_LEVEL_INFO, "++ reconnected session: username %s, display :%d.0, session_pid %d", s->username, display, sitem->pid); } g_free(sitem); } break; default: /* we check the other errors */ parseCommonStates(e, "scp_v1s_list_sessions()"); break; } g_free(slist); } /* resource management */ if ((e == SCP_SERVER_STATE_OK) && (s->rsr)) { /* here goes scp resource sharing code */ } /* cleanup */ scp_session_destroy(s); auth_end(data); }