2 Unix SMB/CIFS implementation.
3 Manage connections_struct structures
4 Copyright (C) Andrew Tridgell 1998
5 Copyright (C) Alexander Bokovoy 2002
6 Copyright (C) Jeremy Allison 2010
8 This program is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 3 of the License, or
11 (at your option) any later version.
13 This program is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
18 You should have received a copy of the GNU General Public License
19 along with this program. If not, see <http://www.gnu.org/licenses/>.
23 #include "smbd/smbd.h"
24 #include "smbd/globals.h"
25 #include "rpc_server/rpc_pipes.h"
27 /****************************************************************************
28 Update last used timestamps.
29 ****************************************************************************/
31 static void conn_lastused_update(struct smbd_server_connection
*sconn
,time_t t
)
33 struct connection_struct
*conn
;
35 for (conn
=sconn
->connections
; conn
; conn
=conn
->next
) {
36 /* Update if connection wasn't idle. */
37 if (conn
->lastused
!= conn
->lastused_count
) {
39 conn
->lastused_count
= t
;
44 /****************************************************************************
45 Idle inactive connections.
46 ****************************************************************************/
48 bool conn_idle_all(struct smbd_server_connection
*sconn
, time_t t
)
50 int deadtime
= lp_deadtime()*60;
51 struct connection_struct
*conn
;
53 conn_lastused_update(sconn
, t
);
56 deadtime
= DEFAULT_SMBD_TIMEOUT
;
59 for (conn
=sconn
->connections
;conn
;conn
=conn
->next
) {
60 time_t age
= t
- conn
->lastused
;
62 /* close dirptrs on connections that are idle */
63 if (age
> DPTR_IDLE_TIMEOUT
) {
67 if (conn
->num_files_open
> 0 || age
< deadtime
) {
73 * Check all pipes for any open handles. We cannot
74 * idle with a handle open.
76 if (check_open_pipes()) {
83 /****************************************************************************
84 Close all conn structures.
85 Return true if any were closed.
86 ****************************************************************************/
88 void conn_close_all(struct smbd_server_connection
*sconn
)
90 if (sconn
->using_smb2
) {
91 smbXsrv_session_logoff_all(sconn
->conn
);
94 connection_struct
*conn
, *next
;
96 for (conn
=sconn
->connections
;conn
;conn
=next
) {
98 set_current_service(conn
, 0, True
);
99 close_cnum(conn
, conn
->vuid
);
105 /****************************************************************************
106 Forcibly unmount a share.
107 All instances of the parameter 'sharename' share are unmounted.
108 The special sharename '*' forces unmount of all shares.
109 ****************************************************************************/
111 void conn_force_tdis(struct smbd_server_connection
*sconn
, const char *sharename
)
113 connection_struct
*conn
, *next
;
115 if (strcmp(sharename
, "*") == 0) {
116 DEBUG(1,("Forcing close of all shares\n"));
117 conn_close_all(sconn
);
121 if (sconn
->using_smb2
) {
122 for (conn
=sconn
->connections
;conn
;conn
=next
) {
123 struct smbXsrv_tcon
*tcon
;
128 if (!strequal(lp_servicename(SNUM(conn
)), sharename
)) {
132 DEBUG(1,("Forcing close of share %s cnum=%d\n",
133 sharename
, conn
->cnum
));
134 smbXsrv_tcon_disconnect(tcon
, conn
->vuid
);
139 for (conn
=sconn
->connections
;conn
;conn
=next
) {
141 if (strequal(lp_servicename(SNUM(conn
)), sharename
)) {
142 DEBUG(1,("Forcing close of share %s cnum=%d\n",
143 sharename
, conn
->cnum
));
144 close_cnum(conn
, UID_FIELD_INVALID
);