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list="" list="$list event_context:tevent_context" list="$list fd_event:tevent_fd" list="$list timed_event:tevent_timer" for s in $list; do o=`echo $s | cut -d ':' -f1` n=`echo $s | cut -d ':' -f2` r=`git grep "struct $o" |cut -d ':' -f1 |sort -u` files=`echo "$r" | grep -v source3 | grep -v nsswitch | grep -v packaging4` for f in $files; do cat $f | sed -e "s/struct $o/struct $n/g" > $f.tmp mv $f.tmp $f done done metze
125 lines
3.8 KiB
C
125 lines
3.8 KiB
C
/*
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Unix SMB/CIFS implementation.
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process model: process (1 process handles all client connections)
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Copyright (C) Andrew Tridgell 2003
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Copyright (C) James J Myers 2003 <myersjj@samba.org>
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Copyright (C) Stefan (metze) Metzmacher 2004
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "smbd/process_model.h"
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#include "system/filesys.h"
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#include "cluster/cluster.h"
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/*
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called when the process model is selected
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*/
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static void single_model_init(struct tevent_context *ev)
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{
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}
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/*
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called when a listening socket becomes readable.
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*/
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static void single_accept_connection(struct tevent_context *ev,
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struct loadparm_context *lp_ctx,
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struct socket_context *listen_socket,
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void (*new_conn)(struct tevent_context *,
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struct loadparm_context *,
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struct socket_context *,
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struct server_id , void *),
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void *private)
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{
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NTSTATUS status;
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struct socket_context *connected_socket;
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/* accept an incoming connection. */
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status = socket_accept(listen_socket, &connected_socket);
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if (!NT_STATUS_IS_OK(status)) {
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DEBUG(0,("single_accept_connection: accept: %s\n", nt_errstr(status)));
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/* this looks strange, but is correct.
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We can only be here if woken up from select, due to
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an incomming connection.
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We need to throttle things until the system clears
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enough resources to handle this new socket.
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If we don't then we will spin filling the log and
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causing more problems. We don't panic as this is
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probably a temporary resource constraint */
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sleep(1);
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return;
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}
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talloc_steal(private, connected_socket);
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/* The cluster_id(0, fd) cannot collide with the incrementing
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* task below, as the first component is 0, not 1 */
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new_conn(ev, lp_ctx, connected_socket,
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cluster_id(0, socket_get_fd(connected_socket)), private);
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}
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/*
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called to startup a new task
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*/
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static void single_new_task(struct tevent_context *ev,
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struct loadparm_context *lp_ctx,
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const char *service_name,
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void (*new_task)(struct tevent_context *, struct loadparm_context *, struct server_id, void *),
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void *private)
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{
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static uint32_t taskid = 0;
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/* We use 1 so we cannot collide in with cluster ids generated
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* in the accept connection above, and unlikly to collide with
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* PIDs from process modal standard (don't run samba as
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* init) */
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new_task(ev, lp_ctx, cluster_id(1, taskid++), private);
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}
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/* called when a task goes down */
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static void single_terminate(struct tevent_context *ev, struct loadparm_context *lp_ctx, const char *reason)
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{
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DEBUG(2,("single_terminate: reason[%s]\n",reason));
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}
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/* called to set a title of a task or connection */
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static void single_set_title(struct tevent_context *ev, const char *title)
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{
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}
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const struct model_ops single_ops = {
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.name = "single",
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.model_init = single_model_init,
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.new_task = single_new_task,
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.accept_connection = single_accept_connection,
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.terminate = single_terminate,
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.set_title = single_set_title,
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};
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/*
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initialise the single process model, registering ourselves with the
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process model subsystem
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*/
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NTSTATUS process_model_single_init(void)
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{
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return register_process_model(&single_ops);
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}
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