source4/smb_server/service_smb.c

   1 /*
   2    Unix SMB/CIFS implementation.
   3    process incoming packets - main loop
   4    Copyright (C) Andrew Tridgell        2004-2005
   5    Copyright (C) Stefan Metzmacher      2004-2005
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  19 */
  20
  21 #include "includes.h"
  22 #include "smbd/service_task.h"
  23 #include "smbd/service_stream.h"
  24 #include "smbd/service.h"
  25 #include "smb_server/smb_server.h"
  26 #include "smb_server/service_smb_proto.h"
  27 #include "lib/messaging/irpc.h"
  28 #include "lib/stream/packet.h"
  29 #include "libcli/smb2/smb2.h"
  30 #include "smb_server/smb2/smb2_server.h"
  31 #include "system/network.h"
  32 #include "lib/socket/netif.h"
  33 #include "param/share.h"
  34 #include "dsdb/samdb/samdb.h"
  35 #include "param/param.h"
  36
  37 /*
  38   open the smb server sockets
  39 */
  40 static void smbsrv_task_init(struct task_server *task)
  41 {
  42         NTSTATUS status;
  43
  44         task_server_set_title(task, "task[smbsrv]");
  45
  46         if (lpcfg_interfaces(task->lp_ctx) && lpcfg_bind_interfaces_only(task->lp_ctx)) {
  47                 int num_interfaces;
  48                 int i;
  49                 struct interface *ifaces;
  50
  51                 load_interfaces(task, lpcfg_interfaces(task->lp_ctx), &ifaces);
  52
  53                 num_interfaces = iface_count(ifaces);
  54
  55                 /* We have been given an interfaces line, and been
  56                    told to only bind to those interfaces. Create a
  57                    socket per interface and bind to only these.
  58                 */
  59                 for(i = 0; i < num_interfaces; i++) {
  60                         const char *address = iface_n_ip(ifaces, i);
  61                         status = smbsrv_add_socket(task, task->event_ctx, task->lp_ctx, task->model_ops, address);
  62                         if (!NT_STATUS_IS_OK(status)) goto failed;
  63                 }
  64         } else {
  65                 /* Just bind to lpcfg_socket_address() (usually 0.0.0.0) */
  66                 status = smbsrv_add_socket(task, task->event_ctx, task->lp_ctx, task->model_ops,
  67                                            lpcfg_socket_address(task->lp_ctx));
  68                 if (!NT_STATUS_IS_OK(status)) goto failed;
  69         }
  70
  71         return;
  72 failed:
  73         task_server_terminate(task, "Failed to startup smb server task", true);
  74 }
  75
  76 /* called at smbd startup - register ourselves as a server service */
  77 NTSTATUS server_service_smb_init(void)
  78 {
  79         share_init();
  80         return register_server_service("smb", smbsrv_task_init);
  81 }