119 lines
3.7 KiB
C
119 lines
3.7 KiB
C
/* main.c
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System status updater...
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!!!Boy, howdy, is this ever not guaranteed not to change!!! */
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/*
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* Copyright (c) 1997 The Internet Software Consortium.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* 3. Neither the name of The Internet Software Consortium nor the names
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* of its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE INTERNET SOFTWARE CONSORTIUM AND
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* CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE INTERNET SOFTWARE CONSORTIUM OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* This software has been written for the Internet Software Consortium
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* by Ted Lemon <mellon@fugue.com> in cooperation with Vixie
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* Enterprises. To learn more about the Internet Software Consortium,
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* see ``http://www.vix.com/isc''. To learn more about Vixie
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* Enterprises, see ``http://www.vix.com''.
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*/
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#ifndef lint
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static char copyright[] =
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"$Id: main.c,v 1.1.1.1 1997/10/20 23:29:47 mellon Exp $ Copyright (c) 1995, 1996 The Internet Software Consortium. All rights reserved.\n";
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#endif /* not lint */
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#include "dhcpd.h"
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int log_priority;
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int log_perror = 1;
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int main (argc, argv, envp)
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int argc;
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char **argv;
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char **envp;
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{
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struct sockaddr_un name;
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int sysconf_fd;
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struct sysconf_header hdr;
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int status;
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char *buf;
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#ifdef SYSLOG_4_2
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openlog ("statmsg", LOG_NDELAY);
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log_priority = LOG_DAEMON;
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#else
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openlog ("statmsg", LOG_NDELAY, LOG_DAEMON);
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#endif
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#if !(defined (DEBUG) || defined (SYSLOG_4_2) || defined (__CYGWIN32__))
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setlogmask (LOG_UPTO (LOG_INFO));
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#endif
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if (argc < 2)
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error ("usage: statmsg type [data]");
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hdr.length = 0;
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if (!strcmp (argv [1], "network-location-changed"))
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hdr.type = NETWORK_LOCATION_CHANGED;
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else
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error ("unknown status message type %s", argv [1]);
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sysconf_fd = socket (AF_UNIX, SOCK_STREAM, 0);
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if (sysconf_fd < 0)
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error ("unable to create sysconf socket: %m");
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/* XXX for now... */
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name.sun_family = PF_UNIX;
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strcpy (name.sun_path, "/var/run/sysconf");
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name.sun_len = ((sizeof name) - (sizeof name.sun_path) +
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strlen (name.sun_path));
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if (connect (sysconf_fd, (struct sockaddr *)&name, name.sun_len) < 0)
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error ("can't connect to sysconf socket: %m");
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status = write (sysconf_fd, &hdr, sizeof hdr);
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if (status < 0)
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error ("sysconf: %m");
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if (status < sizeof (hdr))
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error ("sysconf: short write");
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if (hdr.length) {
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status = write (sysconf_fd, buf, hdr.length);
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if (status < 0)
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error ("sysconf payload write: %m");
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if (status != hdr.length)
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error ("sysconf payload: short write");
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}
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exit (0);
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}
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void cleanup ()
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{
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}
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