s3:smbd: s/struct timed_event/struct tevent_timer
[Samba/gebeck_regimport.git] / source3 / smbd / conn_idle.c
blob916a2067ad9aeb7ea4e3a273cefb0f1241211d1e
1 /*
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/>.
22 #include "includes.h"
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) {
38 conn->lastused = t;
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);
55 if (deadtime <= 0) {
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) {
64 dptr_idlecnum(conn);
67 if (conn->num_files_open > 0 || age < deadtime) {
68 return false;
73 * Check all pipes for any open handles. We cannot
74 * idle with a handle open.
76 if (check_open_pipes()) {
77 return false;
80 return true;
83 /****************************************************************************
84 Forcibly unmount a share.
85 All instances of the parameter 'sharename' share are unmounted.
86 The special sharename '*' forces unmount of all shares.
87 ****************************************************************************/
89 void conn_force_tdis(struct smbd_server_connection *sconn, const char *sharename)
91 connection_struct *conn, *next;
92 bool close_all = false;
94 if (strcmp(sharename, "*") == 0) {
95 close_all = true;
96 DEBUG(1, ("conn_force_tdis: Forcing close of all shares\n"));
99 /* SMB1 and SMB 2*/
100 for (conn = sconn->connections; conn; conn = next) {
101 struct smbXsrv_tcon *tcon;
102 bool do_close = false;
103 NTSTATUS status;
104 uint64_t vuid = UID_FIELD_INVALID;
106 next = conn->next;
108 if (conn->tcon == NULL) {
109 continue;
111 tcon = conn->tcon;
113 if (close_all) {
114 do_close = true;
115 } else if (strequal(lp_servicename(talloc_tos(), SNUM(conn)),
116 sharename)) {
117 DEBUG(1, ("conn_force_tdis: Forcing close of "
118 "share '%s' (wire_id=0x%08x)\n",
119 tcon->global->share_name,
120 tcon->global->tcon_wire_id));
121 do_close = true;
124 if (!do_close) {
125 continue;
128 if (sconn->using_smb2) {
129 vuid = conn->vuid;
132 conn = NULL;
133 status = smbXsrv_tcon_disconnect(tcon, vuid);
134 if (!NT_STATUS_IS_OK(status)) {
135 DEBUG(0, ("conn_force_tdis: "
136 "smbXsrv_tcon_disconnect() of share '%s' "
137 "(wire_id=0x%08x) failed: %s\n",
138 tcon->global->share_name,
139 tcon->global->tcon_wire_id,
140 nt_errstr(status)));
143 TALLOC_FREE(tcon);