2 Unix SMB/Netbios implementation.
4 Copyright (C) Simo Sorce 2010
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 3 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
20 #include "librpc/gen_ndr/messaging.h"
21 #include "include/printing.h"
22 #include "printing/nt_printing_migrate.h"
23 #include "librpc/gen_ndr/srv_winreg.h"
24 #include "librpc/gen_ndr/srv_spoolss.h"
25 #include "rpc_server/rpc_server.h"
27 #define SPOOLSS_PIPE_NAME "spoolss"
28 #define DAEMON_NAME "spoolssd"
30 void start_spoolssd(struct tevent_context
*ev_ctx
,
31 struct messaging_context
*msg_ctx
);
33 static void spoolss_reopen_logs(void)
35 char *lfile
= lp_logfile();
38 if (strstr(lfile
, DAEMON_NAME
) == NULL
) {
39 rc
= asprintf(&lfile
, "%s.%s", lp_logfile(), DAEMON_NAME
);
41 lp_set_logfile(lfile
);
48 static void smb_conf_updated(struct messaging_context
*msg
,
51 struct server_id server_id
,
54 struct tevent_context
*ev_ctx
= talloc_get_type_abort(private_data
,
55 struct tevent_context
);
57 DEBUG(10, ("Got message saying smb.conf was updated. Reloading.\n"));
58 change_to_root_user();
59 reload_printers(ev_ctx
, msg
);
60 spoolss_reopen_logs();
63 static void spoolss_sig_term_handler(struct tevent_context
*ev
,
64 struct tevent_signal
*se
,
70 exit_server_cleanly("termination signal");
73 static void spoolss_setup_sig_term_handler(struct tevent_context
*ev_ctx
)
75 struct tevent_signal
*se
;
77 se
= tevent_add_signal(ev_ctx
,
80 spoolss_sig_term_handler
,
83 exit_server("failed to setup SIGTERM handler");
87 static void spoolss_sig_hup_handler(struct tevent_context
*ev
,
88 struct tevent_signal
*se
,
94 struct messaging_context
*msg_ctx
= talloc_get_type_abort(private_data
,
95 struct messaging_context
);
97 change_to_root_user();
98 DEBUG(1,("Reloading printers after SIGHUP\n"));
99 reload_printers(ev
, msg_ctx
);
100 spoolss_reopen_logs();
103 static void spoolss_setup_sig_hup_handler(struct tevent_context
*ev_ctx
,
104 struct messaging_context
*msg_ctx
)
106 struct tevent_signal
*se
;
108 se
= tevent_add_signal(ev_ctx
,
111 spoolss_sig_hup_handler
,
114 exit_server("failed to setup SIGHUP handler");
118 static bool spoolss_init_cb(void *ptr
)
120 struct messaging_context
*msg_ctx
= talloc_get_type_abort(
121 ptr
, struct messaging_context
);
123 return nt_printing_tdb_migrate(msg_ctx
);
126 static bool spoolss_shutdown_cb(void *ptr
)
128 srv_spoolss_cleanup();
133 void start_spoolssd(struct tevent_context
*ev_ctx
,
134 struct messaging_context
*msg_ctx
)
136 struct rpc_srv_callbacks spoolss_cb
;
141 DEBUG(1, ("Forking SPOOLSS Daemon\n"));
146 DEBUG(0, ("Failed to fork SPOOLSS [%s], aborting ...\n",
157 close_low_fds(false);
159 status
= reinit_after_fork(msg_ctx
,
161 procid_self(), true);
162 if (!NT_STATUS_IS_OK(status
)) {
163 DEBUG(0,("reinit_after_fork() failed\n"));
164 smb_panic("reinit_after_fork() failed");
167 spoolss_reopen_logs();
169 spoolss_setup_sig_term_handler(ev_ctx
);
170 spoolss_setup_sig_hup_handler(ev_ctx
, msg_ctx
);
172 if (!serverid_register(procid_self(),
173 FLAG_MSG_GENERAL
|FLAG_MSG_SMBD
174 |FLAG_MSG_PRINT_GENERAL
)) {
178 if (!locking_init()) {
182 messaging_register(msg_ctx
, NULL
,
183 MSG_PRINTER_UPDATE
, print_queue_receive
);
184 messaging_register(msg_ctx
, ev_ctx
,
185 MSG_SMB_CONF_UPDATED
, smb_conf_updated
);
188 * Initialize spoolss with an init function to convert printers first.
189 * static_init_rpc will try to initialize the spoolss server too but you
190 * can't register it twice.
192 spoolss_cb
.init
= spoolss_init_cb
;
193 spoolss_cb
.shutdown
= spoolss_shutdown_cb
;
194 spoolss_cb
.private_data
= msg_ctx
;
196 status
= rpc_winreg_init(NULL
);
197 if (!NT_STATUS_IS_OK(status
)) {
198 DEBUG(0, ("Failed to register winreg rpc inteface! (%s)\n",
203 status
= rpc_spoolss_init(&spoolss_cb
);
204 if (!NT_STATUS_IS_OK(status
)) {
205 DEBUG(0, ("Failed to register spoolss rpc inteface! (%s)\n",
210 if (!setup_named_pipe_socket(SPOOLSS_PIPE_NAME
, ev_ctx
)) {
214 DEBUG(1, ("SPOOLSS Daemon Started (%d)\n", getpid()));
217 ret
= tevent_loop_wait(ev_ctx
);
219 /* should not be reached */
220 DEBUG(0,("background_queue: tevent_loop_wait() exited with %d - %s\n",
221 ret
, (ret
== 0) ? "out of events" : strerror(errno
)));