Exemplo n.º 1
0
int main(int argc, char *argv[])
{
   const char *pszTemp;

   TimeInit();

   setup_logging(argv[0],True);

   charset_initialise();

   if (argc < 2 || argc > 3)
      printf("Usage: testprns printername [printcapfile]\n");
   else
   {
      dbf = sys_fopen("test.log", "w");
      if (dbf == NULL) {
         printf("Unable to open logfile.\n");
      } else {
         DEBUGLEVEL = 3;
         pszTemp = (argc < 3) ? PRINTCAP_NAME : argv[2];
         printf("Looking for printer %s in printcap file %s\n", 
                 argv[1], pszTemp);
         if (!pcap_printername_ok(argv[1], pszTemp))
            printf("Printer name %s is not valid.\n", argv[1]);
         else
            printf("Printer name %s is valid.\n", argv[1]);
         fclose(dbf);
      }
   }
   return (0);
}
Exemplo n.º 2
0
int main(int argc, char *argv[])
{
   setup_logging(argv[0],True);

   printf("NOTICE: This program is now deprecated and will be removed \n");
   printf("in a future Samba release.\n\n");

   if (argc != 2)
      printf("Usage: testprns printername\n");
   else
   {
      dbf = x_fopen("test.log", O_WRONLY|O_CREAT|O_TRUNC, 0644);
      if (dbf == NULL) {
         printf("Unable to open logfile.\n");
      } else {
         DEBUGLEVEL = 3;
         printf("Looking for printer %s\n", argv[1]);
	load_printers();
         if (!pcap_printername_ok(argv[1]))
            printf("Printer name %s is not valid.\n", argv[1]);
         else
            printf("Printer name %s is valid.\n", argv[1]);
         x_fclose(dbf);
      }
   }
   return (0);
}
Exemplo n.º 3
0
void reload_printers(void)
{
	int snum;
	int n_services = lp_numservices();
	int pnum = lp_servicenumber(PRINTERS_NAME);
	const char *pname;

	pcap_cache_reload();

	/* remove stale printers */
	for (snum = 0; snum < n_services; snum++) {
		/* avoid removing PRINTERS_NAME or non-autoloaded printers */
		if (snum == pnum || !(lp_snum_ok(snum) && lp_print_ok(snum) &&
		                      lp_autoloaded(snum)))
			continue;

		pname = lp_printername(snum);
		if (!pcap_printername_ok(pname)) {
			DEBUG(3, ("removing stale printer %s\n", pname));

			if (is_printer_published(NULL, snum, NULL))
				nt_printer_publish(NULL, snum, SPOOL_DS_UNPUBLISH);
			del_a_printer(pname);
			lp_killservice(snum);
		}
	}

	load_printers();
}
Exemplo n.º 4
0
/****************************************************************************
 purge stale printers and reload from pre-populated pcap cache
**************************************************************************/
void reload_printers(struct tevent_context *ev,
		     struct messaging_context *msg_ctx)
{
	int n_services;
	int pnum;
	int snum;
	const char *pname;

	n_services = lp_numservices();
	pnum = lp_servicenumber(PRINTERS_NAME);

	DEBUG(10, ("reloading printer services from pcap cache\n"));

	/*
	 * Add default config for printers added to smb.conf file and remove
	 * stale printers
	 */
	for (snum = 0; snum < n_services; snum++) {
		/* avoid removing PRINTERS_NAME */
		if (snum == pnum) {
			continue;
		}

		/* skip no-printer services */
		if (!(lp_snum_ok(snum) && lp_print_ok(snum))) {
			continue;
		}

		pname = lp_printername(snum);

		/* check printer, but avoid removing non-autoloaded printers */
		if (lp_autoloaded(snum) && !pcap_printername_ok(pname)) {
			DEBUG(3, ("removing stale printer %s\n", pname));
			lp_killservice(snum);
		}
	}

	/* Make sure deleted printers are gone */
	load_printers(ev, msg_ctx);
}
Exemplo n.º 5
0
/***************************************************************************
auto-load some homes and printer services
***************************************************************************/
static void add_auto_printers(void)
{
	const char *p;
	int pnum = lp_servicenumber(PRINTERS_NAME);
	char *str;
	char *saveptr;

	if (pnum < 0)
		return;

	if ((str = SMB_STRDUP(lp_auto_services())) == NULL)
		return;

	for (p = strtok_r(str, LIST_SEP, &saveptr); p;
	     p = strtok_r(NULL, LIST_SEP, &saveptr)) {
		if (lp_servicenumber(p) >= 0)
			continue;
		
		if (pcap_printername_ok(p))
			lp_add_printer(p, pnum);
	}

	SAFE_FREE(str);
}
Exemplo n.º 6
0
int find_service(fstring service)
{
	int iService;
	struct smbd_server_connection *sconn = smbd_server_conn;

	all_string_sub(service,"\\","/",0);

	iService = lp_servicenumber(service);

	/* now handle the special case of a home directory */
	if (iService < 0) {
		char *phome_dir = get_user_home_dir(talloc_tos(), service);

		if(!phome_dir) {
			/*
			 * Try mapping the servicename, it may
			 * be a Windows to unix mapped user name.
			 */
			if(map_username(sconn, service))
				phome_dir = get_user_home_dir(
					talloc_tos(), service);
		}

		DEBUG(3,("checking for home directory %s gave %s\n",service,
			phome_dir?phome_dir:"(NULL)"));

		iService = add_home_service(service,service /* 'username' */, phome_dir);
	}

	/* If we still don't have a service, attempt to add it as a printer. */
	if (iService < 0) {
		int iPrinterService;

		if ((iPrinterService = lp_servicenumber(PRINTERS_NAME)) < 0) {
			iPrinterService = load_registry_service(PRINTERS_NAME);
		}
		if (iPrinterService) {
			DEBUG(3,("checking whether %s is a valid printer name...\n", service));
			if (pcap_printername_ok(service)) {
				DEBUG(3,("%s is a valid printer name\n", service));
				DEBUG(3,("adding %s as a printer service\n", service));
				lp_add_printer(service, iPrinterService);
				iService = lp_servicenumber(service);
				if (iService < 0) {
					DEBUG(0,("failed to add %s as a printer service!\n", service));
				}
			} else {
				DEBUG(3,("%s is not a valid printer name\n", service));
			}
		}
	}

	/* Check for default vfs service?  Unsure whether to implement this */
	if (iService < 0) {
	}

	if (iService < 0) {
		iService = load_registry_service(service);
	}

	/* Is it a usershare service ? */
	if (iService < 0 && *lp_usershare_path()) {
		/* Ensure the name is canonicalized. */
		strlower_m(service);
		iService = load_usershare_service(service);
	}

	/* just possibly it's a default service? */
	if (iService < 0) {
		char *pdefservice = lp_defaultservice();
		if (pdefservice && *pdefservice && !strequal(pdefservice,service) && !strstr_m(service,"..")) {
			/*
			 * We need to do a local copy here as lp_defaultservice() 
			 * returns one of the rotating lp_string buffers that
			 * could get overwritten by the recursive find_service() call
			 * below. Fix from Josef Hinteregger <*****@*****.**>.
			 */
			char *defservice = SMB_STRDUP(pdefservice);

			if (!defservice) {
				goto fail;
			}

			/* Disallow anything except explicit share names. */
			if (strequal(defservice,HOMES_NAME) ||
					strequal(defservice, PRINTERS_NAME) ||
					strequal(defservice, "IPC$")) {
				SAFE_FREE(defservice);
				goto fail;
			}

			iService = find_service(defservice);
			if (iService >= 0) {
				all_string_sub(service, "_","/",0);
				iService = lp_add_service(service, iService);
			}
			SAFE_FREE(defservice);
		}
	}

	if (iService >= 0) {
		if (!VALID_SNUM(iService)) {
			DEBUG(0,("Invalid snum %d for %s\n",iService, service));
			iService = -1;
		}
	}

  fail:

	if (iService < 0)
		DEBUG(3,("find_service() failed to find service %s\n", service));

	return (iService);
}
Exemplo n.º 7
0
/**
 * @brief Purge stale printer shares and reload from pre-populated pcap cache.
 *
 * This function should normally only be called as a callback on a successful
 * pcap_cache_reload(), or on client enumeration.
 *
 * @param[in] ev        The event context.
 *
 * @param[in] msg_ctx   The messaging context.
 */
void delete_and_reload_printers(struct tevent_context *ev,
				struct messaging_context *msg_ctx)
{
	int n_services;
	int pnum;
	int snum;
	const char *pname;
	bool ok;
	time_t pcap_last_update;
	TALLOC_CTX *frame = talloc_stackframe();

	ok = pcap_cache_loaded(&pcap_last_update);
	if (!ok) {
		DEBUG(1, ("pcap cache not loaded\n"));
		talloc_free(frame);
		return;
	}

	if (reload_last_pcap_time == pcap_last_update) {
		DEBUG(5, ("skipping printer reload, already up to date.\n"));
		talloc_free(frame);
		return;
	}
	reload_last_pcap_time = pcap_last_update;

	/* Get pcap printers updated */
	load_printers(ev, msg_ctx);

	n_services = lp_numservices();
	pnum = lp_servicenumber(PRINTERS_NAME);

	DEBUG(10, ("reloading printer services from pcap cache\n"));

	/*
	 * Add default config for printers added to smb.conf file and remove
	 * stale printers
	 */
	for (snum = 0; snum < n_services; snum++) {
		/* avoid removing PRINTERS_NAME */
		if (snum == pnum) {
			continue;
		}

		/* skip no-printer services */
		if (!snum_is_shared_printer(snum)) {
			continue;
		}

		pname = lp_printername(frame, snum);

		/* check printer, but avoid removing non-autoloaded printers */
		if (lp_autoloaded(snum) && !pcap_printername_ok(pname)) {
			lp_killservice(snum);
		}
	}

	/* Make sure deleted printers are gone */
	load_printers(ev, msg_ctx);

	talloc_free(frame);
}
Exemplo n.º 8
0
/****************************************************************************
  find a service entry
****************************************************************************/
int find_service(char *service)
{
   int iService;

   all_string_sub(service,"\\","/",0);

   iService = lp_servicenumber(service);

   /* now handle the special case of a home directory */
   if (iService < 0)
   {
     int iHomeService;

     /* We check that the HOMES_NAME exists before calling expensive
	functions like get_user_home_dir */

     if ((iHomeService = lp_servicenumber(HOMES_NAME)) >= 0)
     {

      char *phome_dir = get_user_home_dir(service);

      if(!phome_dir)
      {
        /*
         * Try mapping the servicename, it may
         * be a Windows to unix mapped user name.
         */
        if(map_username(service))
          phome_dir = get_user_home_dir(service);
      }

      DEBUG(3,("checking for home directory %s gave %s\n",service,
            phome_dir?phome_dir:"(NULL)"));

      if (phome_dir)
      {   
	lp_add_home(service,iHomeService,phome_dir);
	iService = lp_servicenumber(service);
      }
     }
   }
#ifdef PRINTING
   /* If we still don't have a service, attempt to add it as a printer. */
   if (iService < 0)
   {
      int iPrinterService;

      if ((iPrinterService = lp_servicenumber(PRINTERS_NAME)) >= 0)
      {
         char *pszTemp;

         DEBUG(3,("checking whether %s is a valid printer name...\n", service));
         pszTemp = PRINTCAP;
         if ((pszTemp != NULL) && pcap_printername_ok(service, pszTemp))
         {
            DEBUG(3,("%s is a valid printer name\n", service));
            DEBUG(3,("adding %s as a printer service\n", service));
            lp_add_printer(service,iPrinterService);
            iService = lp_servicenumber(service);
            if (iService < 0)
               DEBUG(0,("failed to add %s as a printer service!\n", service));
         }
         else
            DEBUG(3,("%s is not a valid printer name\n", service));
      }
   }
#endif
   /* just possibly it's a default service? */
   if (iService < 0) 
   {
     char *pdefservice = lp_defaultservice();
     if (pdefservice && *pdefservice && 
	 !strequal(pdefservice,service) &&
	 !strstr(service,".."))
     {
       /*
        * We need to do a local copy here as lp_defaultservice() 
        * returns one of the rotating lp_string buffers that
        * could get overwritten by the recursive find_service() call
        * below. Fix from Josef Hinteregger <*****@*****.**>.
        */
       pstring defservice;
       pstrcpy(defservice, pdefservice);
       iService = find_service(defservice);
       if (iService >= 0)
       {
         all_string_sub(service,"_","/",0);
         iService = lp_add_service(service,iService);
       }
     }
   }

   if (iService >= 0)
     if (!VALID_SNUM(iService))
     {
       DEBUG(0,("Invalid snum %d for %s\n",iService,service));
       iService = -1;
     }

   if (iService < 0)
     DEBUG(3,("find_service() failed to find service %s\n", service));

   return (iService);
}
Exemplo n.º 9
0
/**
 * @brief Purge stale printers and reload from pre-populated pcap cache.
 *
 * This function should normally only be called as a callback on a successful
 * pcap_cache_reload().
 *
 * This function can cause DELETION of printers and drivers from our registry,
 * so calling it on a failed pcap reload may REMOVE permanently all printers
 * and drivers.
 *
 * @param[in] ev        The event context.
 *
 * @param[in] msg_ctx   The messaging context.
 */
static void delete_and_reload_printers_full(struct tevent_context *ev,
					    struct messaging_context *msg_ctx)
{
	struct auth_session_info *session_info = NULL;
	struct spoolss_PrinterInfo2 *pinfo2 = NULL;
	int n_services;
	int pnum;
	int snum;
	const char *pname;
	const char *sname;
	NTSTATUS status;

	n_services = lp_numservices();
	pnum = lp_servicenumber(PRINTERS_NAME);

	status = make_session_info_system(talloc_tos(), &session_info);
	if (!NT_STATUS_IS_OK(status)) {
		DEBUG(3, ("reload_printers: "
			  "Could not create system session_info\n"));
		/* can't remove stale printers before we
		 * are fully initilized */
		return;
	}

	/*
	 * Add default config for printers added to smb.conf file and remove
	 * stale printers
	 */
	for (snum = 0; snum < n_services; snum++) {
		/* avoid removing PRINTERS_NAME */
		if (snum == pnum) {
			continue;
		}

		/* skip no-printer services */
		if (!snum_is_shared_printer(snum)) {
			continue;
		}

		sname = lp_const_servicename(snum);
		pname = lp_printername(session_info, snum);

		/* check printer, but avoid removing non-autoloaded printers */
		if (lp_autoloaded(snum) && !pcap_printername_ok(pname)) {
			DEBUG(3, ("removing stale printer %s\n", pname));

			if (is_printer_published(session_info, session_info,
						 msg_ctx,
						 NULL,
						 lp_servicename(session_info,
								snum),
						 &pinfo2)) {
				nt_printer_publish(session_info,
						   session_info,
						   msg_ctx,
						   pinfo2,
						   DSPRINT_UNPUBLISH);
				TALLOC_FREE(pinfo2);
			}
			nt_printer_remove(session_info, session_info, msg_ctx,
					  pname);
		} else {
			DEBUG(8, ("Adding default registry entry for printer "
				  "[%s], if it doesn't exist.\n", sname));
			nt_printer_add(session_info, session_info, msg_ctx,
				       sname);
		}
	}

	/* finally, purge old snums */
	delete_and_reload_printers();

	TALLOC_FREE(session_info);
}