src/d2cs/server.c

/*
 * Copyright (C) 2000,2001      Onlyer  (onlyer@263.net)
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
#include "common/setup_before.h"
#include "setup.h"

#ifdef HAVE_STRING_H
# include <string.h>
#else
# ifdef HAVE_STRINGS_H
#  include <strings.h>
# endif
# ifdef HAVE_MEMORY_H
#  include <memory.h>
# endif
#endif
#ifdef STDC_HEADERS
# include <stdlib.h>
#else
# ifdef HAVE_MALLOC_H
#  include <malloc.h>
# endif
#endif
#include "compat/memset.h"
#include <errno.h>
#include "compat/strerror.h"
#ifdef TIME_WITH_SYS_TIME
# include <time.h>
# include <sys/time.h>
#else
# ifdef HAVE_SYS_TIME_H
#  include <sys/time.h>
# else
#  include <time.h>
# endif
#endif
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#else
# ifdef HAVE_SYS_FILE_H
#  include <sys/file.h>
# endif
#endif
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
# include <sys/socket.h>
#endif
#include "compat/psock.h"
#ifdef HAVE_SYS_TYPES_H
# include <sys/types.h>
#endif
#ifdef HAVE_NETINET_IN_H
# include <netinet/in.h>
#endif
#include "compat/netinet_in.h"
#ifdef HAVE_ARPA_INET_H
# include <arpa/inet.h>
#endif
#include "compat/inet_ntoa.h"
#include "compat/psock.h"

#include "d2gs.h"
#include "net.h"
#include "s2s.h"
#include "gamequeue.h"
#include "game.h"
#include "connection.h"
#include "d2charstatus.h"
#include "serverqueue.h"
#include "common/fdwatch.h"
#include "server.h"
#include "prefs.h"
#include "d2ladder.h"
#ifndef WIN32
#include "handle_signal.h"
#endif
#include "common/addr.h"
#include "common/list.h"
#include "common/hashtable.h"
#include "common/eventlog.h"
#ifdef WIN32
# include <conio.h> /* for kbhit() and getch() */
#endif
#include "common/setup_after.h"
#include "cmdline_parse.h"

static int server_listen(void);
static int server_accept(int sock);
static int server_handle_timed_event(void);
static int server_handle_socket(void);
static int server_loop(void);
static int server_cleanup(void);

t_addrlist              * server_listen_addrs;
extern int g_ServiceStatus;

static int server_listen(void)
{
        t_addr          * curr_laddr;
        t_addr_data     laddr_data;
        int             sock;

        if (!(server_listen_addrs=addrlist_create(prefs_get_servaddrs(),INADDR_ANY,D2CS_SERVER_PORT))) {
                eventlog(eventlog_level_error,__FUNCTION__,"error create listening address list");
                return -1;
        }
        BEGIN_LIST_TRAVERSE_DATA(server_listen_addrs,curr_laddr)
        {
                sock=net_listen(addr_get_ip(curr_laddr),addr_get_port(curr_laddr),PSOCK_SOCK_STREAM);
                if (sock<0) {
                        eventlog(eventlog_level_error,__FUNCTION__,"error listen socket");
                        return -1;
                }

                if (psock_ctl(sock,PSOCK_NONBLOCK)<0) {
                        eventlog(eventlog_level_error,__FUNCTION__,"error set listen socket in non-blocking mode");
                }

                laddr_data.i = sock;
                addr_set_data(curr_laddr,laddr_data);

                if (fdwatch_add_fd(sock, fdwatch_type_read, d2cs_server_handle_accept, curr_laddr)<0) {
                    eventlog(eventlog_level_error,__FUNCTION__,"error adding socket %d to fdwatch pool (max sockets?)",sock);
                    psock_close(sock);
                    return -1;
                }

                eventlog(eventlog_level_info,__FUNCTION__,"listen on %s", addr_num_to_addr_str(addr_get_ip(curr_laddr),addr_get_port(curr_laddr)));
        }
        END_LIST_TRAVERSE_DATA()
        return 0;
}

static int server_accept(int sock)
{
        int                     csock;
        struct sockaddr_in      caddr, raddr;
        psock_t_socklen         caddr_len, raddr_len;
        int                     val;
        unsigned int            ip;
        unsigned short          port;
        t_connection           *cc;

        caddr_len=sizeof(caddr);
        memset(&caddr,0,sizeof(caddr));
        csock=psock_accept(sock,(struct sockaddr *)&caddr,&caddr_len);
        if (csock<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"error accept new connection");
                return -1;
        } else eventlog(eventlog_level_info,__FUNCTION__,"accept connection from %s",inet_ntoa(caddr.sin_addr));

        val=1;
        if (psock_setsockopt(csock, PSOCK_SOL_SOCKET, PSOCK_SO_KEEPALIVE, &val,sizeof(val))<0) {
                eventlog(eventlog_level_warn,__FUNCTION__,"error set sock option keep alive");
        }
        if (psock_ctl(csock, PSOCK_NONBLOCK)<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"error set socket to non-blocking mode");
                psock_close(csock);
                return -1;
        }

        raddr_len=sizeof(raddr);
        memset(&raddr,0,sizeof(raddr));
        ip=port=0;
        if (psock_getsockname(csock,(struct sockaddr *)&raddr,&raddr_len)<0) {
                eventlog(eventlog_level_warn,__FUNCTION__,"unable to get local socket info");
        } else {
                if (raddr.sin_family!=PSOCK_AF_INET) {
                        eventlog(eventlog_level_warn,__FUNCTION__,"got bad socket family %d",raddr.sin_family);
                } else {
                        ip=ntohl(raddr.sin_addr.s_addr);
                        port=ntohs(raddr.sin_port);
                }
        }
        if (!(cc = d2cs_conn_create(csock,ip,port,ntohl(caddr.sin_addr.s_addr),ntohs(caddr.sin_port)))) {
                eventlog(eventlog_level_error,__FUNCTION__,"error create new connection");
                psock_close(csock);
                return -1;
        }
        if (conn_add_fd(cc, fdwatch_type_read, d2cs_server_handle_tcp)<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"error adding socket %d to fdwatch pool (max sockets?)",csock);
                d2cs_conn_set_state(cc,conn_state_destroy);
                return -1;
        }

        return 0;
}

static int server_handle_timed_event(void)
{
        static  time_t  prev_list_purgetime=0;
        static  time_t  prev_gamequeue_checktime=0;
        static  time_t  prev_s2s_checktime=0;
        static  time_t  prev_sq_checktime=0;
        static  time_t  prev_d2ladder_refresh_time=0;
        static  time_t  prev_s2s_keepalive_time=0;
        static  time_t  prev_timeout_checktime;
        static  time_t  prev_dump_charstatus_list_interval=0;
        time_t          now;

        now=time(NULL);
        if (now-prev_list_purgetime>(signed)prefs_get_list_purgeinterval()) {
                hashtable_purge(d2cs_connlist());
                d2cs_gamelist_check_voidgame();
                prev_list_purgetime=now;
        }
        if (now-prev_gamequeue_checktime>(signed)prefs_get_gamequeue_checkinterval()) {
                gqlist_update_all_clients();
                prev_gamequeue_checktime=now;
        }
        if (now-prev_s2s_checktime>(signed)prefs_get_s2s_retryinterval()) {
                s2s_check();
                prev_s2s_checktime=now;
        }
        if (now-prev_sq_checktime>(signed)prefs_get_sq_checkinterval()) {
                sqlist_check_timeout();
                prev_sq_checktime=now;
        }
        if (now-prev_d2ladder_refresh_time>(signed)prefs_get_d2ladder_refresh_interval()) {
                d2ladder_refresh();
                prev_d2ladder_refresh_time=now;
        }
        if (now-prev_s2s_keepalive_time>(signed)prefs_get_s2s_keepalive_interval()) {
                d2gs_keepalive();
                prev_s2s_keepalive_time=now;
        }
        if (now-prev_timeout_checktime>(signed)prefs_get_timeout_checkinterval()) {
                connlist_check_timeout();
                prev_timeout_checktime=now;
        }
        /* by Leaflet */
        if (now-prev_dump_charstatus_list_interval>(signed)prefs_dump_charstatus_list_interval()) {
                charstatus_list_dump(cmdline_get_charstatus_file());
                prev_dump_charstatus_list_interval=now;
        }
        return 0;
}

extern int d2cs_server_handle_accept(void *data, t_fdwatch_type rw)
{
    int sock;

    sock = addr_get_data((t_addr *)data).i;
    server_accept(sock);
    return 0;
}

extern int d2cs_server_handle_tcp(void *data, t_fdwatch_type rw)
{
    t_connection *c = (t_connection *)data;

    if (rw & fdwatch_type_read) conn_add_socket_flag(c,SOCKET_FLAG_READ);
    if (rw & fdwatch_type_write) conn_add_socket_flag(c,SOCKET_FLAG_WRITE);
    if (conn_handle_socket(c)<0)
        d2cs_conn_set_state(c, conn_state_destroy);

    return 0;
}

static int server_handle_socket(void)
{
        switch (fdwatch(BNETD_POLL_INTERVAL)) {
                case -1:
                        if (
#ifdef PSOCK_EINTR
                            psock_errno()!=PSOCK_EINTR &&
#endif
                            1) {
                                eventlog(eventlog_level_error,__FUNCTION__,"select failed (select: %s)",pstrerror(psock_errno()));
                                return -1;
                        }
                        /* fall through */
                case 0:
                        return 0;
                default:
                        break;
        }

        fdwatch_handle();

        return 0;
}

static int server_loop(void)
{
        unsigned int count;

        count=0;
        while (1) {

#ifdef WIN32
        if (g_ServiceStatus<0 && kbhit() && getch()=='q')
            signal_quit_wrapper();
        if (g_ServiceStatus == 0) signal_quit_wrapper();

        while (g_ServiceStatus == 2) Sleep(1000);
#endif

                if (handle_signal()<0) break;
                if (++count>=(1000/BNETD_POLL_INTERVAL)) {
                        server_handle_timed_event();
                        count=0;
                }
                server_handle_socket();
                d2cs_connlist_reap();
        }
        return 0;
}

static int server_cleanup(void)
{
        t_addr          * curr_laddr;
        int             sock;

        BEGIN_LIST_TRAVERSE_DATA(server_listen_addrs,curr_laddr)
        {
                sock=addr_get_data(curr_laddr).i;
                psock_close(sock);
        }
        END_LIST_TRAVERSE_DATA()
        addrlist_destroy(server_listen_addrs);
        return 0;
}

extern int d2cs_server_process(void)
{
#ifndef WIN32
        handle_signal_init();
#endif
        if (psock_init()<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"failed to init network");
                return -1;
        }
        eventlog(eventlog_level_info,__FUNCTION__,"network initialized");
        if (s2s_init()<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"failed to init s2s connection");
                return -1;
        }
        if (server_listen()<0) {
                eventlog(eventlog_level_error,__FUNCTION__,"failed to setup listen socket");
                return -1;
        }
        eventlog(eventlog_level_info,__FUNCTION__,"entering server loop");
        server_loop();
        eventlog(eventlog_level_info,__FUNCTION__,"exit from server loop,cleanup");
        server_cleanup();
        return 0;
}
1	/*
2	* Copyright (C) 2000,2001 Onlyer (onlyer@263.net)
3	*
4	* This program is free software; you can redistribute it and/or
5	* modify it under the terms of the GNU General Public License
6	* as published by the Free Software Foundation; either version 2
7	* of the License, or (at your option) any later version.
8	*
9	* This program is distributed in the hope that it will be useful,
10	* but WITHOUT ANY WARRANTY; without even the implied warranty of
11	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12	* GNU General Public License for more details.
13	*
14	* You should have received a copy of the GNU General Public License
15	* along with this program; if not, write to the Free Software
16	* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
17	*/
18	#include "common/setup_before.h"
19	#include "setup.h"
20
21	#ifdef HAVE_STRING_H
22	# include <string.h>
23	#else
24	# ifdef HAVE_STRINGS_H
25	# include <strings.h>
26	# endif
27	# ifdef HAVE_MEMORY_H
28	# include <memory.h>
29	# endif
30	#endif
31	#ifdef STDC_HEADERS
32	# include <stdlib.h>
33	#else
34	# ifdef HAVE_MALLOC_H
35	# include <malloc.h>
36	# endif
37	#endif
38	#include "compat/memset.h"
39	#include <errno.h>
40	#include "compat/strerror.h"
41	#ifdef TIME_WITH_SYS_TIME
42	# include <time.h>
43	# include <sys/time.h>
44	#else
45	# ifdef HAVE_SYS_TIME_H
46	# include <sys/time.h>
47	# else
48	# include <time.h>
49	# endif
50	#endif
51	#ifdef HAVE_FCNTL_H
52	# include <fcntl.h>
53	#else
54	# ifdef HAVE_SYS_FILE_H
55	# include <sys/file.h>
56	# endif
57	#endif
58	#ifdef HAVE_UNISTD_H
59	# include <unistd.h>
60	#endif
61	#ifdef HAVE_SYS_SOCKET_H
62	# include <sys/socket.h>
63	#endif
64	#include "compat/psock.h"
65	#ifdef HAVE_SYS_TYPES_H
66	# include <sys/types.h>
67	#endif
68	#ifdef HAVE_NETINET_IN_H
69	# include <netinet/in.h>
70	#endif
71	#include "compat/netinet_in.h"
72	#ifdef HAVE_ARPA_INET_H
73	# include <arpa/inet.h>
74	#endif
75	#include "compat/inet_ntoa.h"
76	#include "compat/psock.h"
77
78	#include "d2gs.h"
79	#include "net.h"
80	#include "s2s.h"
81	#include "gamequeue.h"
82	#include "game.h"
83	#include "connection.h"
84	#include "d2charstatus.h"
85	#include "serverqueue.h"
86	#include "common/fdwatch.h"
87	#include "server.h"
88	#include "prefs.h"
89	#include "d2ladder.h"
90	#ifndef WIN32
91	#include "handle_signal.h"
92	#endif
93	#include "common/addr.h"
94	#include "common/list.h"
95	#include "common/hashtable.h"
96	#include "common/eventlog.h"
97	#ifdef WIN32
98	# include <conio.h> /* for kbhit() and getch() */
99	#endif
100	#include "common/setup_after.h"
101	#include "cmdline_parse.h"
102
103	static int server_listen(void);
104	static int server_accept(int sock);
105	static int server_handle_timed_event(void);
106	static int server_handle_socket(void);
107	static int server_loop(void);
108	static int server_cleanup(void);
109
110	t_addrlist * server_listen_addrs;
111	extern int g_ServiceStatus;
112
113	static int server_listen(void)
114	{
115	t_addr * curr_laddr;
116	t_addr_data laddr_data;
117	int sock;
118
119	if (!(server_listen_addrs=addrlist_create(prefs_get_servaddrs(),INADDR_ANY,D2CS_SERVER_PORT))) {
120	eventlog(eventlog_level_error,__FUNCTION__,"error create listening address list");
121	return -1;
122	}
123	BEGIN_LIST_TRAVERSE_DATA(server_listen_addrs,curr_laddr)
124	{
125	sock=net_listen(addr_get_ip(curr_laddr),addr_get_port(curr_laddr),PSOCK_SOCK_STREAM);
126	if (sock<0) {
127	eventlog(eventlog_level_error,__FUNCTION__,"error listen socket");
128	return -1;
129	}
130
131	if (psock_ctl(sock,PSOCK_NONBLOCK)<0) {
132	eventlog(eventlog_level_error,__FUNCTION__,"error set listen socket in non-blocking mode");
133	}
134
135	laddr_data.i = sock;
136	addr_set_data(curr_laddr,laddr_data);
137
138	if (fdwatch_add_fd(sock, fdwatch_type_read, d2cs_server_handle_accept, curr_laddr)<0) {
139	eventlog(eventlog_level_error,__FUNCTION__,"error adding socket %d to fdwatch pool (max sockets?)",sock);
140	psock_close(sock);
141	return -1;
142	}
143
144	eventlog(eventlog_level_info,__FUNCTION__,"listen on %s", addr_num_to_addr_str(addr_get_ip(curr_laddr),addr_get_port(curr_laddr)));
145	}
146	END_LIST_TRAVERSE_DATA()
147	return 0;
148	}
149
150	static int server_accept(int sock)
151	{
152	int csock;
153	struct sockaddr_in caddr, raddr;
154	psock_t_socklen caddr_len, raddr_len;
155	int val;
156	unsigned int ip;
157	unsigned short port;
158	t_connection *cc;
159
160	caddr_len=sizeof(caddr);
161	memset(&caddr,0,sizeof(caddr));
162	csock=psock_accept(sock,(struct sockaddr *)&caddr,&caddr_len);
163	if (csock<0) {
164	eventlog(eventlog_level_error,__FUNCTION__,"error accept new connection");
165	return -1;
166	} else eventlog(eventlog_level_info,__FUNCTION__,"accept connection from %s",inet_ntoa(caddr.sin_addr));
167
168	val=1;
169	if (psock_setsockopt(csock, PSOCK_SOL_SOCKET, PSOCK_SO_KEEPALIVE, &val,sizeof(val))<0) {
170	eventlog(eventlog_level_warn,__FUNCTION__,"error set sock option keep alive");
171	}
172	if (psock_ctl(csock, PSOCK_NONBLOCK)<0) {
173	eventlog(eventlog_level_error,__FUNCTION__,"error set socket to non-blocking mode");
174	psock_close(csock);
175	return -1;
176	}
177
178	raddr_len=sizeof(raddr);
179	memset(&raddr,0,sizeof(raddr));
180	ip=port=0;
181	if (psock_getsockname(csock,(struct sockaddr *)&raddr,&raddr_len)<0) {
182	eventlog(eventlog_level_warn,__FUNCTION__,"unable to get local socket info");
183	} else {
184	if (raddr.sin_family!=PSOCK_AF_INET) {
185	eventlog(eventlog_level_warn,__FUNCTION__,"got bad socket family %d",raddr.sin_family);
186	} else {
187	ip=ntohl(raddr.sin_addr.s_addr);
188	port=ntohs(raddr.sin_port);
189	}
190	}
191	if (!(cc = d2cs_conn_create(csock,ip,port,ntohl(caddr.sin_addr.s_addr),ntohs(caddr.sin_port)))) {
192	eventlog(eventlog_level_error,__FUNCTION__,"error create new connection");
193	psock_close(csock);
194	return -1;
195	}
196	if (conn_add_fd(cc, fdwatch_type_read, d2cs_server_handle_tcp)<0) {
197	eventlog(eventlog_level_error,__FUNCTION__,"error adding socket %d to fdwatch pool (max sockets?)",csock);
198	d2cs_conn_set_state(cc,conn_state_destroy);
199	return -1;
200	}
201
202	return 0;
203	}
204
205	static int server_handle_timed_event(void)
206	{
207	static time_t prev_list_purgetime=0;
208	static time_t prev_gamequeue_checktime=0;
209	static time_t prev_s2s_checktime=0;
210	static time_t prev_sq_checktime=0;
211	static time_t prev_d2ladder_refresh_time=0;
212	static time_t prev_s2s_keepalive_time=0;
213	static time_t prev_timeout_checktime;
214	static time_t prev_dump_charstatus_list_interval=0;
215	time_t now;
216
217	now=time(NULL);
218	if (now-prev_list_purgetime>(signed)prefs_get_list_purgeinterval()) {
219	hashtable_purge(d2cs_connlist());
220	d2cs_gamelist_check_voidgame();
221	prev_list_purgetime=now;
222	}
223	if (now-prev_gamequeue_checktime>(signed)prefs_get_gamequeue_checkinterval()) {
224	gqlist_update_all_clients();
225	prev_gamequeue_checktime=now;
226	}
227	if (now-prev_s2s_checktime>(signed)prefs_get_s2s_retryinterval()) {
228	s2s_check();
229	prev_s2s_checktime=now;
230	}
231	if (now-prev_sq_checktime>(signed)prefs_get_sq_checkinterval()) {
232	sqlist_check_timeout();
233	prev_sq_checktime=now;
234	}
235	if (now-prev_d2ladder_refresh_time>(signed)prefs_get_d2ladder_refresh_interval()) {
236	d2ladder_refresh();
237	prev_d2ladder_refresh_time=now;
238	}
239	if (now-prev_s2s_keepalive_time>(signed)prefs_get_s2s_keepalive_interval()) {
240	d2gs_keepalive();
241	prev_s2s_keepalive_time=now;
242	}
243	if (now-prev_timeout_checktime>(signed)prefs_get_timeout_checkinterval()) {
244	connlist_check_timeout();
245	prev_timeout_checktime=now;
246	}
247	/* by Leaflet */
248	if (now-prev_dump_charstatus_list_interval>(signed)prefs_dump_charstatus_list_interval()) {
249	charstatus_list_dump(cmdline_get_charstatus_file());
250	prev_dump_charstatus_list_interval=now;
251	}
252	return 0;
253	}
254
255	extern int d2cs_server_handle_accept(void *data, t_fdwatch_type rw)
256	{
257	int sock;
258
259	sock = addr_get_data((t_addr *)data).i;
260	server_accept(sock);
261	return 0;
262	}
263
264	extern int d2cs_server_handle_tcp(void *data, t_fdwatch_type rw)
265	{
266	t_connection c = (t_connection )data;
267
268	if (rw & fdwatch_type_read) conn_add_socket_flag(c,SOCKET_FLAG_READ);
269	if (rw & fdwatch_type_write) conn_add_socket_flag(c,SOCKET_FLAG_WRITE);
270	if (conn_handle_socket(c)<0)
271	d2cs_conn_set_state(c, conn_state_destroy);
272
273	return 0;
274	}
275
276	static int server_handle_socket(void)
277	{
278	switch (fdwatch(BNETD_POLL_INTERVAL)) {
279	case -1:
280	if (
281	#ifdef PSOCK_EINTR
282	psock_errno()!=PSOCK_EINTR &&
283	#endif
284	1) {
285	eventlog(eventlog_level_error,__FUNCTION__,"select failed (select: %s)",pstrerror(psock_errno()));
286	return -1;
287	}
288	/* fall through */
289	case 0:
290	return 0;
291	default:
292	break;
293	}
294
295	fdwatch_handle();
296
297	return 0;
298	}
299
300	static int server_loop(void)
301	{
302	unsigned int count;
303
304	count=0;
305	while (1) {
306
307	#ifdef WIN32
308	if (g_ServiceStatus<0 && kbhit() && getch()=='q')
309	signal_quit_wrapper();
310	if (g_ServiceStatus == 0) signal_quit_wrapper();
311
312	while (g_ServiceStatus == 2) Sleep(1000);
313	#endif
314
315	if (handle_signal()<0) break;
316	if (++count>=(1000/BNETD_POLL_INTERVAL)) {
317	server_handle_timed_event();
318	count=0;
319	}
320	server_handle_socket();
321	d2cs_connlist_reap();
322	}
323	return 0;
324	}
325
326	static int server_cleanup(void)
327	{
328	t_addr * curr_laddr;
329	int sock;
330
331	BEGIN_LIST_TRAVERSE_DATA(server_listen_addrs,curr_laddr)
332	{
333	sock=addr_get_data(curr_laddr).i;
334	psock_close(sock);
335	}
336	END_LIST_TRAVERSE_DATA()
337	addrlist_destroy(server_listen_addrs);
338	return 0;
339	}
340
341	extern int d2cs_server_process(void)
342	{
343	#ifndef WIN32
344	handle_signal_init();
345	#endif
346	if (psock_init()<0) {
347	eventlog(eventlog_level_error,__FUNCTION__,"failed to init network");
348	return -1;
349	}
350	eventlog(eventlog_level_info,__FUNCTION__,"network initialized");
351	if (s2s_init()<0) {
352	eventlog(eventlog_level_error,__FUNCTION__,"failed to init s2s connection");
353	return -1;
354	}
355	if (server_listen()<0) {
356	eventlog(eventlog_level_error,__FUNCTION__,"failed to setup listen socket");
357	return -1;
358	}
359	eventlog(eventlog_level_info,__FUNCTION__,"entering server loop");
360	server_loop();
361	eventlog(eventlog_level_info,__FUNCTION__,"exit from server loop,cleanup");
362	server_cleanup();
363	return 0;
364	}
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