Line data    Source code

       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 "samba/service_task.h"
      23             : #include "samba/service_stream.h"
      24             : #include "samba/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             : #include "ntvfs/ntvfs.h"
      37             : #include "lib/cmdline/cmdline.h"
      38             : 
      39             : /*
      40             :   open the smb server sockets
      41             : */
      42          15 : static NTSTATUS smbsrv_task_init(struct task_server *task)
      43             : {       
      44          15 :         NTSTATUS status = NT_STATUS_UNSUCCESSFUL;
      45             : 
      46          15 :         task_server_set_title(task, "task[smbsrv]");
      47             : 
      48          15 :         if (lpcfg_interfaces(task->lp_ctx) && lpcfg_bind_interfaces_only(task->lp_ctx)) {
      49             :                 int num_interfaces;
      50             :                 int i;
      51             :                 struct interface *ifaces;
      52             : 
      53           0 :                 load_interface_list(task, task->lp_ctx, &ifaces);
      54             : 
      55           0 :                 num_interfaces = iface_list_count(ifaces);
      56             : 
      57             :                 /* We have been given an interfaces line, and been 
      58             :                    told to only bind to those interfaces. Create a
      59             :                    socket per interface and bind to only these.
      60             :                 */
      61           0 :                 for(i = 0; i < num_interfaces; i++) {
      62           0 :                         const char *address = iface_list_n_ip(ifaces, i);
      63           0 :                         status = smbsrv_add_socket(task, task->event_ctx,
      64             :                                                    task->lp_ctx,
      65             :                                                    task->model_ops,
      66             :                                                    address,
      67             :                                                    task->process_context);
      68           0 :                         if (!NT_STATUS_IS_OK(status)) goto failed;
      69             :                 }
      70             :         } else {
      71             :                 char **wcard;
      72             :                 int i;
      73          15 :                 wcard = iface_list_wildcard(task);
      74          15 :                 if (wcard == NULL) {
      75           0 :                         DEBUG(0,("No wildcard addresses available\n"));
      76           0 :                         status = NT_STATUS_UNSUCCESSFUL;
      77           0 :                         goto failed;
      78             :                 }
      79          45 :                 for (i=0; wcard[i]; i++) {
      80          48 :                         status = smbsrv_add_socket(task, task->event_ctx,
      81             :                                                    task->lp_ctx,
      82             :                                                    task->model_ops,
      83          30 :                                                    wcard[i],
      84             :                                                    task->process_context);
      85          30 :                         if (!NT_STATUS_IS_OK(status)) goto failed;
      86             :                 }
      87          15 :                 talloc_free(wcard);
      88             :         }
      89             : 
      90          15 :         irpc_add_name(task->msg_ctx, "smb_server");
      91          15 :         return NT_STATUS_OK;
      92           0 : failed:
      93           0 :         task_server_terminate(task, "Failed to startup smb server task", true);       
      94           0 :         return status;
      95             : }
      96             : 
      97             : /* called at smbd startup - register ourselves as a server service */
      98          53 : NTSTATUS server_service_smb_init(TALLOC_CTX *ctx)
      99             : {
     100          53 :         struct loadparm_context *lp_ctx = samba_cmdline_get_lp_ctx();
     101             :         static const struct service_details details = {
     102             :                 .inhibit_fork_on_accept = true,
     103             :                 .inhibit_pre_fork = true,
     104             :                 .task_init = smbsrv_task_init,
     105             :                 .post_fork = NULL
     106             :         };
     107          53 :         ntvfs_init(lp_ctx);
     108          53 :         share_init();
     109          53 :         return register_server_service(ctx, "smb", &details);
     110             : }