| 1 |
/*
|
| 2 |
* Copyright (C) 1999 Mark Baysinger (mbaysing@ucsd.edu)
|
| 3 |
* Copyright (C) 2000 Ross Combs (rocombs@cs.nmsu.edu)
|
| 4 |
*
|
| 5 |
* This program is free software; you can redistribute it and/or
|
| 6 |
* modify it under the terms of the GNU General Public License
|
| 7 |
* as published by the Free Software Foundation; either version 2
|
| 8 |
* of the License, or (at your option) any later version.
|
| 9 |
*
|
| 10 |
* This program is distributed in the hope that it will be useful,
|
| 11 |
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
| 12 |
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
| 13 |
* GNU General Public License for more details.
|
| 14 |
*
|
| 15 |
* You should have received a copy of the GNU General Public License
|
| 16 |
* along with this program; if not, write to the Free Software
|
| 17 |
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
|
| 18 |
*/
|
| 19 |
#define TRACKER_INTERNAL_ACCESS
|
| 20 |
#include "common/setup_before.h"
|
| 21 |
#include <stdio.h>
|
| 22 |
#ifdef HAVE_STDDEF_H
|
| 23 |
# include <stddef.h>
|
| 24 |
#else
|
| 25 |
# ifndef NULL
|
| 26 |
# define NULL ((void *)0)
|
| 27 |
# endif
|
| 28 |
#endif
|
| 29 |
#ifdef STDC_HEADERS
|
| 30 |
# include <stdlib.h>
|
| 31 |
#else
|
| 32 |
# ifdef HAVE_MALLOC_H
|
| 33 |
# include <malloc.h>
|
| 34 |
# endif
|
| 35 |
#endif
|
| 36 |
#include "compat/exitstatus.h"
|
| 37 |
#ifdef HAVE_STRING_H
|
| 38 |
# include <string.h>
|
| 39 |
#else
|
| 40 |
# ifdef HAVE_STRINGS_H
|
| 41 |
# include <strings.h>
|
| 42 |
# endif
|
| 43 |
#endif
|
| 44 |
#ifdef HAVE_MEMORY_H
|
| 45 |
# include <memory.h>
|
| 46 |
#endif
|
| 47 |
#include "compat/memset.h"
|
| 48 |
#ifdef HAVE_UNISTD_H
|
| 49 |
# include <unistd.h>
|
| 50 |
#endif
|
| 51 |
#include "compat/stdfileno.h"
|
| 52 |
#include <errno.h>
|
| 53 |
#include "compat/strerror.h"
|
| 54 |
#ifdef TIME_WITH_SYS_TIME
|
| 55 |
# include <sys/time.h>
|
| 56 |
# include <time.h>
|
| 57 |
#else
|
| 58 |
# ifdef HAVE_SYS_TIME_H
|
| 59 |
# include <sys/time.h>
|
| 60 |
# else
|
| 61 |
# include <time.h>
|
| 62 |
# endif
|
| 63 |
#endif
|
| 64 |
#ifdef HAVE_SYS_TYPES_H
|
| 65 |
# include <sys/types.h>
|
| 66 |
#endif
|
| 67 |
#ifdef HAVE_SYS_SOCKET_H
|
| 68 |
# include <sys/socket.h>
|
| 69 |
#endif
|
| 70 |
#include "compat/socket.h"
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| 71 |
#include "compat/send.h"
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| 72 |
#ifdef HAVE_SYS_PARAM_H
|
| 73 |
# include <sys/param.h>
|
| 74 |
#endif
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| 75 |
#ifdef HAVE_NETINET_IN_H
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| 76 |
# include <netinet/in.h>
|
| 77 |
#endif
|
| 78 |
#include "compat/netinet_in.h"
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| 79 |
#ifdef HAVE_ARPA_INET_H
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| 80 |
# include <arpa/inet.h>
|
| 81 |
#endif
|
| 82 |
#include "compat/inet_ntoa.h"
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| 83 |
#include "compat/psock.h"
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| 84 |
#include "common/list.h"
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| 85 |
#include "common/version.h"
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| 86 |
#include "common/eventlog.h"
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| 87 |
#include "common/util.h"
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| 88 |
#include "common/tracker.h"
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| 89 |
#include "common/xalloc.h"
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| 90 |
#include "common/setup_after.h"
|
| 91 |
|
| 92 |
|
| 93 |
/******************************************************************************
|
| 94 |
* TYPES
|
| 95 |
*****************************************************************************/
|
| 96 |
typedef struct
|
| 97 |
{
|
| 98 |
struct in_addr address;
|
| 99 |
time_t updated;
|
| 100 |
t_trackpacket info;
|
| 101 |
} t_server;
|
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|
| 103 |
typedef struct
|
| 104 |
{
|
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int foreground;
|
| 106 |
int debug;
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| 107 |
int XML_mode;
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unsigned int expire;
|
| 109 |
unsigned int update;
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| 110 |
unsigned short port;
|
| 111 |
char const * outfile;
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| 112 |
char const * pidfile;
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| 113 |
char const * logfile;
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| 114 |
char const * process;
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| 115 |
} t_prefs;
|
| 116 |
|
| 117 |
|
| 118 |
/******************************************************************************
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| 119 |
* STATIC FUNCTION PROTOTYPES
|
| 120 |
*****************************************************************************/
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| 121 |
static int server_process(int sockfd);
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| 122 |
static void usage(char const * progname);
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static void getprefs(int argc, char * argv[]);
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| 124 |
static void fixup_str(char * str);
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| 125 |
|
| 126 |
|
| 127 |
/******************************************************************************
|
| 128 |
* GLOBAL VARIABLES
|
| 129 |
*****************************************************************************/
|
| 130 |
static t_prefs prefs;
|
| 131 |
|
| 132 |
|
| 133 |
extern int main(int argc, char * argv[])
|
| 134 |
{
|
| 135 |
int sockfd;
|
| 136 |
|
| 137 |
if (argc<1 || !argv || !argv[0])
|
| 138 |
{
|
| 139 |
fprintf(stderr,"bad arguments\n");
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| 140 |
return STATUS_FAILURE;
|
| 141 |
}
|
| 142 |
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| 143 |
getprefs(argc,argv);
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| 144 |
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| 145 |
if (!prefs.debug)
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eventlog_del_level("debug");
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| 147 |
if (prefs.logfile)
|
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{
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eventlog_set(stderr);
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| 150 |
if (eventlog_open(prefs.logfile)<0)
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| 151 |
{
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eventlog(eventlog_level_fatal,__FUNCTION__,"could not use file \"%s\" for the eventlog (exiting)",prefs.logfile);
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return STATUS_FAILURE;
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}
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}
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| 156 |
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| 157 |
#ifdef DO_DAEMONIZE
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| 158 |
if (!prefs.foreground)
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| 159 |
{
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| 160 |
switch (fork())
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{
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| 162 |
case -1:
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eventlog(eventlog_level_error,__FUNCTION__,"could not fork (fork: %s)\n",pstrerror(errno));
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return STATUS_FAILURE;
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case 0: /* child */
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| 166 |
break;
|
| 167 |
default: /* parent */
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return STATUS_SUCCESS;
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| 169 |
}
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| 170 |
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| 171 |
close(STDINFD);
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| 172 |
close(STDOUTFD);
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| 173 |
close(STDERRFD);
|
| 174 |
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| 175 |
# ifdef HAVE_SETPGID
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| 176 |
if (setpgid(0,0)<0)
|
| 177 |
{
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| 178 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create new process group (setpgid: %s)\n",pstrerror(errno));
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| 179 |
return STATUS_FAILURE;
|
| 180 |
}
|
| 181 |
# else
|
| 182 |
# ifdef HAVE_SETPGRP
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| 183 |
# ifdef SETPGRP_VOID
|
| 184 |
if (setpgrp()<0)
|
| 185 |
{
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| 186 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create new process group (setpgrp: %s)\n",pstrerror(errno));
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| 187 |
return STATUS_FAILURE;
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| 188 |
}
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| 189 |
# else
|
| 190 |
if (setpgrp(0,0)<0)
|
| 191 |
{
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| 192 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create new process group (setpgrp: %s)\n",pstrerror(errno));
|
| 193 |
return STATUS_FAILURE;
|
| 194 |
}
|
| 195 |
# endif
|
| 196 |
# else
|
| 197 |
# ifdef HAVE_SETSID
|
| 198 |
if (setsid()<0)
|
| 199 |
{
|
| 200 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create new process group (setsid: %s)\n",pstrerror(errno));
|
| 201 |
return STATUS_FAILURE;
|
| 202 |
}
|
| 203 |
# else
|
| 204 |
# error "One of setpgid(), setpgrp(), or setsid() is required"
|
| 205 |
# endif
|
| 206 |
# endif
|
| 207 |
# endif
|
| 208 |
}
|
| 209 |
#endif
|
| 210 |
|
| 211 |
if (prefs.pidfile)
|
| 212 |
{
|
| 213 |
#ifdef HAVE_GETPID
|
| 214 |
FILE * fp;
|
| 215 |
|
| 216 |
if (!(fp = fopen(prefs.pidfile,"w")))
|
| 217 |
{
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| 218 |
eventlog(eventlog_level_error,__FUNCTION__,"unable to open pid file \"%s\" for writing (fopen: %s)",prefs.pidfile,pstrerror(errno));
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| 219 |
prefs.pidfile = NULL;
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| 220 |
}
|
| 221 |
else
|
| 222 |
{
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| 223 |
fprintf(fp,"%u",(unsigned int)getpid());
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| 224 |
if (fclose(fp)<0)
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| 225 |
eventlog(eventlog_level_error,__FUNCTION__,"could not close pid file \"%s\" after writing (fclose: %s)",prefs.pidfile,pstrerror(errno));
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| 226 |
}
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| 227 |
#else
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| 228 |
eventlog(eventlog_level_warn,__FUNCTION__,"no getpid() system call, do not use the -P or the --pidfile option");
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| 229 |
prefs.pidfile = NULL;
|
| 230 |
#endif
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| 231 |
}
|
| 232 |
|
| 233 |
#ifdef HAVE_GETPID
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| 234 |
eventlog(eventlog_level_info,__FUNCTION__,"bntrackd version "PVPGN_VERSION" process %u",(unsigned int)getpid());
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| 235 |
#else
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| 236 |
eventlog(eventlog_level_info,__FUNCTION__,"bntrackd version "PVPGN_VERSION);
|
| 237 |
#endif
|
| 238 |
|
| 239 |
if (psock_init()<0)
|
| 240 |
{
|
| 241 |
eventlog(eventlog_level_error,__FUNCTION__,"could not initialize socket functions");
|
| 242 |
return STATUS_FAILURE;
|
| 243 |
}
|
| 244 |
|
| 245 |
/* create the socket */
|
| 246 |
if ((sockfd = psock_socket(PSOCK_PF_INET,PSOCK_SOCK_DGRAM,PSOCK_IPPROTO_UDP))<0)
|
| 247 |
{
|
| 248 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create UDP listen socket (psock_socket: %s)\n",pstrerror(psock_errno()));
|
| 249 |
return STATUS_FAILURE;
|
| 250 |
}
|
| 251 |
|
| 252 |
{
|
| 253 |
struct sockaddr_in servaddr;
|
| 254 |
|
| 255 |
/* bind the socket to correct port and interface */
|
| 256 |
memset(&servaddr,0,sizeof(servaddr));
|
| 257 |
servaddr.sin_family = PSOCK_AF_INET;
|
| 258 |
servaddr.sin_addr.s_addr = htonl(INADDR_ANY);
|
| 259 |
servaddr.sin_port = htons(prefs.port);
|
| 260 |
if (psock_bind(sockfd,(struct sockaddr *)&servaddr,sizeof(servaddr))<0)
|
| 261 |
{
|
| 262 |
eventlog(eventlog_level_error,__FUNCTION__,"could not bind to UDP port %hu (psock_bind: %s)\n",prefs.port,pstrerror(psock_errno()));
|
| 263 |
return STATUS_FAILURE;
|
| 264 |
}
|
| 265 |
}
|
| 266 |
|
| 267 |
if (server_process(sockfd)<0)
|
| 268 |
return STATUS_FAILURE;
|
| 269 |
return STATUS_SUCCESS;
|
| 270 |
}
|
| 271 |
|
| 272 |
|
| 273 |
static int server_process(int sockfd)
|
| 274 |
{
|
| 275 |
t_list * serverlist_head;
|
| 276 |
t_elem * curr;
|
| 277 |
t_server * server;
|
| 278 |
struct sockaddr_in cliaddr;
|
| 279 |
t_psock_fd_set rfds;
|
| 280 |
struct timeval tv;
|
| 281 |
time_t last;
|
| 282 |
FILE * outfile;
|
| 283 |
psock_t_socklen len;
|
| 284 |
t_trackpacket packet;
|
| 285 |
|
| 286 |
if (!(serverlist_head = list_create()))
|
| 287 |
{
|
| 288 |
eventlog(eventlog_level_error,__FUNCTION__,"could not create server list");
|
| 289 |
return -1;
|
| 290 |
}
|
| 291 |
|
| 292 |
/* the main loop */
|
| 293 |
last = time(NULL) - prefs.update;
|
| 294 |
for (;;)
|
| 295 |
{
|
| 296 |
/* time to dump our list to disk and call the process command */
|
| 297 |
/* (I'm making the assumption that this won't take very long.) */
|
| 298 |
if (last+(signed)prefs.update<time(NULL))
|
| 299 |
{
|
| 300 |
last = time(NULL);
|
| 301 |
|
| 302 |
if (!(outfile = fopen(prefs.outfile,"w")))
|
| 303 |
{
|
| 304 |
eventlog(eventlog_level_error,__FUNCTION__,"unable to open file \"%s\" for writing (fopen: %s)",prefs.outfile,pstrerror(errno));
|
| 305 |
continue;
|
| 306 |
}
|
| 307 |
|
| 308 |
LIST_TRAVERSE(serverlist_head,curr)
|
| 309 |
{
|
| 310 |
server = elem_get_data(curr);
|
| 311 |
|
| 312 |
if (server->updated+(signed)prefs.expire<last)
|
| 313 |
{
|
| 314 |
list_remove_elem(serverlist_head,&curr);
|
| 315 |
xfree(server);
|
| 316 |
}
|
| 317 |
else
|
| 318 |
{
|
| 319 |
if (prefs.XML_mode == 1)
|
| 320 |
{
|
| 321 |
fprintf(outfile,"<server>\n\t<address>%s</address>\n",inet_ntoa(server->address));
|
| 322 |
fprintf(outfile,"\t<port>%hu</port>\n",(unsigned short)ntohs(server->info.port));
|
| 323 |
fprintf(outfile,"\t<location>%s</location>\n",server->info.server_location);
|
| 324 |
fprintf(outfile,"\t<software>%s</software>\n",server->info.software);
|
| 325 |
fprintf(outfile,"\t<version>%s</version>\n",server->info.version);
|
| 326 |
fprintf(outfile,"\t<users>%lu</users>\n",(unsigned long)ntohl(server->info.users));
|
| 327 |
fprintf(outfile,"\t<channels>%lu</channels>\n",(unsigned long)ntohl(server->info.channels));
|
| 328 |
fprintf(outfile,"\t<games>%lu</games>\n",(unsigned long)ntohl(server->info.games));
|
| 329 |
fprintf(outfile,"\t<description>%s</description>\n",server->info.server_desc);
|
| 330 |
fprintf(outfile,"\t<platform>%s</platform>\n",server->info.platform);
|
| 331 |
fprintf(outfile,"\t<url>%s</url>\n",server->info.server_url);
|
| 332 |
fprintf(outfile,"\t<contact_name>%s</contact_name>\n",server->info.contact_name);
|
| 333 |
fprintf(outfile,"\t<contact_email>%s</contact_email>\n",server->info.contact_email);
|
| 334 |
fprintf(outfile,"\t<uptime>%lu</uptime>\n",(unsigned long)ntohl(server->info.uptime));
|
| 335 |
fprintf(outfile,"\t<total_games>%lu</total_games>\n",(unsigned long)ntohl(server->info.total_games));
|
| 336 |
fprintf(outfile,"\t<logins>%lu</logins>\n",(unsigned long)ntohl(server->info.total_logins));
|
| 337 |
fprintf(outfile,"</server>\n");
|
| 338 |
}
|
| 339 |
else
|
| 340 |
{
|
| 341 |
fprintf(outfile,"%s\n##\n",inet_ntoa(server->address));
|
| 342 |
fprintf(outfile,"%hu\n##\n",(unsigned short)ntohs(server->info.port));
|
| 343 |
fprintf(outfile,"%s\n##\n",server->info.server_location);
|
| 344 |
fprintf(outfile,"%s\n##\n",server->info.software);
|
| 345 |
fprintf(outfile,"%s\n##\n",server->info.version);
|
| 346 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.users));
|
| 347 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.channels));
|
| 348 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.games));
|
| 349 |
fprintf(outfile,"%s\n##\n",server->info.server_desc);
|
| 350 |
fprintf(outfile,"%s\n##\n",server->info.platform);
|
| 351 |
fprintf(outfile,"%s\n##\n",server->info.server_url);
|
| 352 |
fprintf(outfile,"%s\n##\n",server->info.contact_name);
|
| 353 |
fprintf(outfile,"%s\n##\n",server->info.contact_email);
|
| 354 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.uptime));
|
| 355 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.total_games));
|
| 356 |
fprintf(outfile,"%lu\n##\n",(unsigned long)ntohl(server->info.total_logins));
|
| 357 |
fprintf(outfile,"###\n");
|
| 358 |
}
|
| 359 |
}
|
| 360 |
}
|
| 361 |
if (fclose(outfile)<0)
|
| 362 |
eventlog(eventlog_level_error,__FUNCTION__,"could not close output file \"%s\" after writing (fclose: %s)",prefs.outfile,pstrerror(errno));
|
| 363 |
|
| 364 |
if (prefs.process[0]!='\0')
|
| 365 |
system(prefs.process);
|
| 366 |
}
|
| 367 |
|
| 368 |
/* select socket to operate on */
|
| 369 |
PSOCK_FD_ZERO(&rfds);
|
| 370 |
PSOCK_FD_SET(sockfd,&rfds);
|
| 371 |
tv.tv_sec = BNTRACKD_GRANULARITY;
|
| 372 |
tv.tv_usec = 0;
|
| 373 |
switch (psock_select(sockfd+1,&rfds,NULL,NULL,&tv))
|
| 374 |
{
|
| 375 |
case -1: /* error */
|
| 376 |
if (
|
| 377 |
#ifdef PSOCK_EINTR
|
| 378 |
errno!=PSOCK_EINTR &&
|
| 379 |
#endif
|
| 380 |
1)
|
| 381 |
eventlog(eventlog_level_error,__FUNCTION__,"select failed (select: %s)",pstrerror(errno));
|
| 382 |
case 0: /* timeout and no sockets ready */
|
| 383 |
continue;
|
| 384 |
}
|
| 385 |
|
| 386 |
/* New tracking packet */
|
| 387 |
if (PSOCK_FD_ISSET(sockfd,&rfds))
|
| 388 |
{
|
| 389 |
|
| 390 |
len = sizeof(cliaddr);
|
| 391 |
if (psock_recvfrom(sockfd,&packet,sizeof(packet),0,(struct sockaddr *)&cliaddr,&len)>=0)
|
| 392 |
{
|
| 393 |
|
| 394 |
if (ntohs(packet.packet_version)>=TRACK_VERSION)
|
| 395 |
{
|
| 396 |
packet.software[sizeof(packet.software)-1] = '\0';
|
| 397 |
if (strstr(packet.software,"##"))
|
| 398 |
fixup_str(packet.software);
|
| 399 |
packet.version[sizeof(packet.version)-1] = '\0';
|
| 400 |
if (strstr(packet.version,"##"))
|
| 401 |
fixup_str(packet.version);
|
| 402 |
packet.platform[sizeof(packet.platform)-1] = '\0';
|
| 403 |
if (strstr(packet.platform,"##"))
|
| 404 |
fixup_str(packet.platform);
|
| 405 |
packet.server_desc[sizeof(packet.server_desc)-1] = '\0';
|
| 406 |
if (strstr(packet.server_desc,"##"))
|
| 407 |
fixup_str(packet.server_desc);
|
| 408 |
packet.server_location[sizeof(packet.server_location)-1] = '\0';
|
| 409 |
if (strstr(packet.server_location,"##"))
|
| 410 |
fixup_str(packet.server_location);
|
| 411 |
packet.server_url[sizeof(packet.server_url)-1] = '\0';
|
| 412 |
if (strstr(packet.server_url,"##"))
|
| 413 |
fixup_str(packet.server_url);
|
| 414 |
packet.contact_name[sizeof(packet.contact_name)-1] = '\0';
|
| 415 |
if (strstr(packet.contact_name,"##"))
|
| 416 |
fixup_str(packet.contact_name);
|
| 417 |
packet.contact_email[sizeof(packet.contact_email)-1] = '\0';
|
| 418 |
if (strstr(packet.contact_email,"##"))
|
| 419 |
fixup_str(packet.contact_email);
|
| 420 |
|
| 421 |
/* Find this server's slot */
|
| 422 |
LIST_TRAVERSE(serverlist_head,curr)
|
| 423 |
{
|
| 424 |
server = elem_get_data(curr);
|
| 425 |
|
| 426 |
if (!memcmp(&server->address,&cliaddr.sin_addr,sizeof(struct in_addr)))
|
| 427 |
{
|
| 428 |
if (ntohl(packet.flags)&TF_SHUTDOWN)
|
| 429 |
{
|
| 430 |
list_remove_elem(serverlist_head,&curr);
|
| 431 |
xfree(server);
|
| 432 |
}
|
| 433 |
else
|
| 434 |
{
|
| 435 |
/* update in place */
|
| 436 |
server->info = packet;
|
| 437 |
server->updated = time(NULL);
|
| 438 |
}
|
| 439 |
break;
|
| 440 |
}
|
| 441 |
}
|
| 442 |
|
| 443 |
/* Not found? Make a new slot */
|
| 444 |
if (!(ntohl(packet.flags)&TF_SHUTDOWN) && !curr)
|
| 445 |
{
|
| 446 |
server = xmalloc(sizeof(t_server));
|
| 447 |
server->address = cliaddr.sin_addr;
|
| 448 |
server->info = packet;
|
| 449 |
server->updated = time(NULL);
|
| 450 |
|
| 451 |
list_append_data(serverlist_head,server);
|
| 452 |
}
|
| 453 |
|
| 454 |
eventlog(eventlog_level_debug,__FUNCTION__,
|
| 455 |
"Packet received from %s:"
|
| 456 |
" packet_version=%u"
|
| 457 |
" flags=0x%08lx"
|
| 458 |
" port=%hu"
|
| 459 |
" software=\"%s\""
|
| 460 |
" version=\"%s\""
|
| 461 |
" platform=\"%s\""
|
| 462 |
" server_desc=\"%s\""
|
| 463 |
" server_location=\"%s\""
|
| 464 |
" server_url=\"%s\""
|
| 465 |
" contact_name=\"%s\""
|
| 466 |
" contact_email=\"%s\""
|
| 467 |
" uptime=%lu"
|
| 468 |
" total_games=%lu"
|
| 469 |
" total_logins=%lu",
|
| 470 |
inet_ntoa(cliaddr.sin_addr),
|
| 471 |
ntohs(packet.packet_version),
|
| 472 |
(unsigned long)ntohl(packet.flags),
|
| 473 |
ntohs(packet.port),
|
| 474 |
packet.software,
|
| 475 |
packet.version,
|
| 476 |
packet.platform,
|
| 477 |
packet.server_desc,
|
| 478 |
packet.server_location,
|
| 479 |
packet.server_url,
|
| 480 |
packet.contact_name,
|
| 481 |
packet.contact_email,
|
| 482 |
(unsigned long)ntohl(packet.uptime),
|
| 483 |
(unsigned long)ntohl(packet.total_games),
|
| 484 |
(unsigned long)ntohl(packet.total_logins));
|
| 485 |
}
|
| 486 |
|
| 487 |
}
|
| 488 |
}
|
| 489 |
|
| 490 |
}
|
| 491 |
}
|
| 492 |
|
| 493 |
|
| 494 |
static void usage(char const * progname)
|
| 495 |
{
|
| 496 |
fprintf(stderr,"usage: %s [<options>]\n",progname);
|
| 497 |
fprintf(stderr,
|
| 498 |
" -c COMMAND, --command=COMMAND execute COMMAND update\n"
|
| 499 |
" -d, --debug turn on debug mode\n"
|
| 500 |
" -e SECS, --expire SECS forget a list entry after SEC seconds\n"
|
| 501 |
#ifdef DO_DAEMONIZE
|
| 502 |
" -f, --foreground don't daemonize\n"
|
| 503 |
#else
|
| 504 |
" -f, --foreground don't daemonize (default)\n"
|
| 505 |
#endif
|
| 506 |
" -l FILE, --logfile=FILE write event messages to FILE\n"
|
| 507 |
" -o FILE, --outfile=FILE write server list to FILE\n");
|
| 508 |
fprintf(stderr,
|
| 509 |
" -p PORT, --port=PORT listen for announcments on UDP port PORT\n"
|
| 510 |
" -P FILE, --pidfile=FILE write pid to FILE\n"
|
| 511 |
" -u SECS, --update SECS write output file every SEC seconds\n"
|
| 512 |
" -x, --XML write output file in XML format\n"
|
| 513 |
" -h, --help, --usage show this information and exit\n"
|
| 514 |
" -v, --version print version number and exit\n");
|
| 515 |
exit(STATUS_FAILURE);
|
| 516 |
}
|
| 517 |
|
| 518 |
|
| 519 |
static void getprefs(int argc, char * argv[])
|
| 520 |
{
|
| 521 |
int a;
|
| 522 |
|
| 523 |
prefs.foreground = 0;
|
| 524 |
prefs.debug = 0;
|
| 525 |
prefs.expire = 0;
|
| 526 |
prefs.update = 0;
|
| 527 |
prefs.port = 0;
|
| 528 |
prefs.XML_mode = 0;
|
| 529 |
prefs.outfile = NULL;
|
| 530 |
prefs.pidfile = NULL;
|
| 531 |
prefs.process = NULL;
|
| 532 |
prefs.logfile = NULL;
|
| 533 |
|
| 534 |
for (a=1; a<argc; a++)
|
| 535 |
if (strncmp(argv[a],"--command=",10)==0)
|
| 536 |
{
|
| 537 |
if (prefs.process)
|
| 538 |
{
|
| 539 |
fprintf(stderr,"%s: processing command was already specified as \"%s\"\n",argv[0],prefs.process);
|
| 540 |
usage(argv[0]);
|
| 541 |
}
|
| 542 |
prefs.process = &argv[a][10];
|
| 543 |
}
|
| 544 |
else if (strcmp(argv[a],"-c")==0)
|
| 545 |
{
|
| 546 |
if (a+1>=argc)
|
| 547 |
{
|
| 548 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 549 |
usage(argv[0]);
|
| 550 |
}
|
| 551 |
if (prefs.process)
|
| 552 |
{
|
| 553 |
fprintf(stderr,"%s: processing command was already specified as \"%s\"\n",argv[0],prefs.process);
|
| 554 |
usage(argv[0]);
|
| 555 |
}
|
| 556 |
a++;
|
| 557 |
prefs.process = argv[a];
|
| 558 |
}
|
| 559 |
else if (strcmp(argv[a],"-d")==0 || strcmp(argv[a],"--debug")==0)
|
| 560 |
prefs.debug = 1;
|
| 561 |
else if (strncmp(argv[a],"--expire=",9)==0)
|
| 562 |
{
|
| 563 |
if (prefs.expire)
|
| 564 |
{
|
| 565 |
fprintf(stderr,"%s: expiration period was already specified as \"%u\"\n",argv[0],prefs.expire);
|
| 566 |
usage(argv[0]);
|
| 567 |
}
|
| 568 |
if (str_to_uint(&argv[a][9],&prefs.expire)<0)
|
| 569 |
{
|
| 570 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],&argv[a][9]);
|
| 571 |
usage(argv[0]);
|
| 572 |
}
|
| 573 |
}
|
| 574 |
else if (strcmp(argv[a],"-e")==0)
|
| 575 |
{
|
| 576 |
if (a+1>=argc)
|
| 577 |
{
|
| 578 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 579 |
usage(argv[0]);
|
| 580 |
}
|
| 581 |
if (prefs.expire)
|
| 582 |
{
|
| 583 |
fprintf(stderr,"%s: expiration period was already specified as \"%u\"\n",argv[0],prefs.expire);
|
| 584 |
usage(argv[0]);
|
| 585 |
}
|
| 586 |
a++;
|
| 587 |
if (str_to_uint(argv[a],&prefs.expire)<0)
|
| 588 |
{
|
| 589 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],argv[a]);
|
| 590 |
usage(argv[0]);
|
| 591 |
}
|
| 592 |
}
|
| 593 |
else if (strcmp(argv[a],"-f")==0 || strcmp(argv[a],"--foreground")==0)
|
| 594 |
prefs.foreground = 1;
|
| 595 |
else if (strcmp(argv[a],"-x")==0 || strcmp(argv[a],"--XML")==0)
|
| 596 |
prefs.XML_mode = 1;
|
| 597 |
else if (strncmp(argv[a],"--logfile=",10)==0)
|
| 598 |
{
|
| 599 |
if (prefs.logfile)
|
| 600 |
{
|
| 601 |
fprintf(stderr,"%s: eventlog file was already specified as \"%s\"\n",argv[0],prefs.logfile);
|
| 602 |
usage(argv[0]);
|
| 603 |
}
|
| 604 |
prefs.logfile = &argv[a][10];
|
| 605 |
}
|
| 606 |
else if (strcmp(argv[a],"-l")==0)
|
| 607 |
{
|
| 608 |
if (a+1>=argc)
|
| 609 |
{
|
| 610 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 611 |
usage(argv[0]);
|
| 612 |
}
|
| 613 |
if (prefs.logfile)
|
| 614 |
{
|
| 615 |
fprintf(stderr,"%s: eventlog file was already specified as \"%s\"\n",argv[0],prefs.logfile);
|
| 616 |
usage(argv[0]);
|
| 617 |
}
|
| 618 |
a++;
|
| 619 |
prefs.logfile = argv[a];
|
| 620 |
}
|
| 621 |
else if (strncmp(argv[a],"--outfile=",10)==0)
|
| 622 |
{
|
| 623 |
if (prefs.outfile)
|
| 624 |
{
|
| 625 |
fprintf(stderr,"%s: output file was already specified as \"%s\"\n",argv[0],prefs.outfile);
|
| 626 |
usage(argv[0]);
|
| 627 |
}
|
| 628 |
prefs.outfile = &argv[a][10];
|
| 629 |
}
|
| 630 |
else if (strcmp(argv[a],"-o")==0)
|
| 631 |
{
|
| 632 |
if (a+1>=argc)
|
| 633 |
{
|
| 634 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 635 |
usage(argv[0]);
|
| 636 |
}
|
| 637 |
if (prefs.outfile)
|
| 638 |
{
|
| 639 |
fprintf(stderr,"%s: output file was already specified as \"%s\"\n",argv[0],prefs.outfile);
|
| 640 |
usage(argv[0]);
|
| 641 |
}
|
| 642 |
a++;
|
| 643 |
prefs.outfile = argv[a];
|
| 644 |
}
|
| 645 |
else if (strncmp(argv[a],"--pidfile=",10)==0)
|
| 646 |
{
|
| 647 |
if (prefs.pidfile)
|
| 648 |
{
|
| 649 |
fprintf(stderr,"%s: pid file was already specified as \"%s\"\n",argv[0],prefs.pidfile);
|
| 650 |
usage(argv[0]);
|
| 651 |
}
|
| 652 |
prefs.pidfile = &argv[a][10];
|
| 653 |
}
|
| 654 |
else if (strncmp(argv[a],"--port=",7)==0)
|
| 655 |
{
|
| 656 |
if (prefs.port)
|
| 657 |
{
|
| 658 |
fprintf(stderr,"%s: port number was already specified as \"%hu\"\n",argv[0],prefs.port);
|
| 659 |
usage(argv[0]);
|
| 660 |
}
|
| 661 |
if (str_to_ushort(&argv[a][7],&prefs.port)<0)
|
| 662 |
{
|
| 663 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],&argv[a][7]);
|
| 664 |
usage(argv[0]);
|
| 665 |
}
|
| 666 |
}
|
| 667 |
else if (strcmp(argv[a],"-p")==0)
|
| 668 |
{
|
| 669 |
if (a+1>=argc)
|
| 670 |
{
|
| 671 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 672 |
usage(argv[0]);
|
| 673 |
}
|
| 674 |
if (prefs.port)
|
| 675 |
{
|
| 676 |
fprintf(stderr,"%s: port number was already specified as \"%hu\"\n",argv[0],prefs.port);
|
| 677 |
usage(argv[0]);
|
| 678 |
}
|
| 679 |
a++;
|
| 680 |
if (str_to_ushort(argv[a],&prefs.port)<0)
|
| 681 |
{
|
| 682 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],argv[a]);
|
| 683 |
usage(argv[0]);
|
| 684 |
}
|
| 685 |
}
|
| 686 |
else if (strcmp(argv[a],"-P")==0)
|
| 687 |
{
|
| 688 |
if (a+1>=argc)
|
| 689 |
{
|
| 690 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 691 |
usage(argv[0]);
|
| 692 |
}
|
| 693 |
if (prefs.pidfile)
|
| 694 |
{
|
| 695 |
fprintf(stderr,"%s: pid file was already specified as \"%s\"\n",argv[0],prefs.pidfile);
|
| 696 |
usage(argv[0]);
|
| 697 |
}
|
| 698 |
a++;
|
| 699 |
prefs.pidfile = argv[a];
|
| 700 |
}
|
| 701 |
else if (strncmp(argv[a],"--update=",9)==0)
|
| 702 |
{
|
| 703 |
if (prefs.update)
|
| 704 |
{
|
| 705 |
fprintf(stderr,"%s: update period was already specified as \"%u\"\n",argv[0],prefs.expire);
|
| 706 |
usage(argv[0]);
|
| 707 |
}
|
| 708 |
if (str_to_uint(&argv[a][9],&prefs.update)<0)
|
| 709 |
{
|
| 710 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],&argv[a][9]);
|
| 711 |
usage(argv[0]);
|
| 712 |
}
|
| 713 |
}
|
| 714 |
else if (strcmp(argv[a],"-u")==0)
|
| 715 |
{
|
| 716 |
if (a+1>=argc)
|
| 717 |
{
|
| 718 |
fprintf(stderr,"%s: option \"%s\" requires an argument\n",argv[0],argv[a]);
|
| 719 |
usage(argv[0]);
|
| 720 |
}
|
| 721 |
if (prefs.update)
|
| 722 |
{
|
| 723 |
fprintf(stderr,"%s: update period was already specified as \"%u\"\n",argv[0],prefs.expire);
|
| 724 |
usage(argv[0]);
|
| 725 |
}
|
| 726 |
a++;
|
| 727 |
if (str_to_uint(argv[a],&prefs.update)<0)
|
| 728 |
{
|
| 729 |
fprintf(stderr,"%s: \"%s\" should be a positive integer\n",argv[0],argv[a]);
|
| 730 |
usage(argv[0]);
|
| 731 |
}
|
| 732 |
}
|
| 733 |
else if (strcmp(argv[a],"-h")==0 || strcmp(argv[a],"--help")==0 || strcmp(argv[a],"--usage")
|
| 734 |
==0)
|
| 735 |
usage(argv[0]);
|
| 736 |
else if (strcmp(argv[a],"-v")==0 || strcmp(argv[a],"--version")==0)
|
| 737 |
{
|
| 738 |
printf("version "PVPGN_VERSION"\n");
|
| 739 |
exit(0);
|
| 740 |
}
|
| 741 |
else if (strcmp(argv[a],"--command")==0 || strcmp(argv[a],"--expire")==0 ||
|
| 742 |
strcmp(argv[a],"--logfile")==0 || strcmp(argv[a],"--outfile")==0 ||
|
| 743 |
strcmp(argv[a],"--port")==0 || strcmp(argv[a],"--pidfile")==0 ||
|
| 744 |
strcmp(argv[a],"--update")==0)
|
| 745 |
{
|
| 746 |
fprintf(stderr,"%s: option \"%s\" requires and argument.\n",argv[0],argv[a]);
|
| 747 |
usage(argv[0]);
|
| 748 |
}
|
| 749 |
else
|
| 750 |
{
|
| 751 |
fprintf(stderr,"%s: unknown option \"%s\"\n",argv[0],argv[a]);
|
| 752 |
usage(argv[0]);
|
| 753 |
}
|
| 754 |
|
| 755 |
if (!prefs.process)
|
| 756 |
prefs.process = BNTRACKD_PROCESS;
|
| 757 |
if (prefs.expire==0)
|
| 758 |
prefs.expire = BNTRACKD_EXPIRE;
|
| 759 |
if (!prefs.logfile)
|
| 760 |
prefs.logfile = BNTRACKD_LOGFILE;
|
| 761 |
if (!prefs.outfile)
|
| 762 |
prefs.outfile = BNTRACKD_OUTFILE;
|
| 763 |
if (prefs.port==0)
|
| 764 |
prefs.port = BNTRACKD_SERVER_PORT;
|
| 765 |
if (!prefs.pidfile)
|
| 766 |
prefs.pidfile = BNTRACKD_PIDFILE;
|
| 767 |
if (prefs.expire==0)
|
| 768 |
prefs.update = BNTRACKD_UPDATE;
|
| 769 |
|
| 770 |
if (prefs.logfile[0]=='\0')
|
| 771 |
prefs.logfile = NULL;
|
| 772 |
if (prefs.pidfile[0]=='\0')
|
| 773 |
prefs.pidfile = NULL;
|
| 774 |
}
|
| 775 |
|
| 776 |
|
| 777 |
static void fixup_str(char * str)
|
| 778 |
{
|
| 779 |
char prev;
|
| 780 |
unsigned int i;
|
| 781 |
|
| 782 |
for (prev='\0',i=0; i<strlen(str); prev=str[i],i++)
|
| 783 |
if (prev=='#' && str[i]=='#')
|
| 784 |
str[i] = '%';
|
| 785 |
}
|
Parent Directory
| 
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