2013-05-30 06:46:26 +00:00
|
|
|
/*
|
|
|
|
* Copyright (c) 2013 Romain Francoise <romain@orebokech.com>
|
|
|
|
*
|
|
|
|
* Redistribution and use in source and binary forms, with or without
|
|
|
|
* modification, are permitted provided that the following conditions
|
|
|
|
* are met:
|
|
|
|
* 1. Redistributions of source code must retain the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer.
|
|
|
|
* 2. Redistributions in binary form must reproduce the above copyright
|
|
|
|
* notice, this list of conditions and the following disclaimer in the
|
|
|
|
* documentation and/or other materials provided with the distribution.
|
|
|
|
* 3. Neither the name of the project nor the names of its contributors
|
|
|
|
* may be used to endorse or promote products derived from this software
|
|
|
|
* without specific prior written permission.
|
|
|
|
*
|
|
|
|
* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND
|
|
|
|
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
|
|
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE
|
|
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
|
|
|
|
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
|
|
|
|
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
|
|
|
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
|
|
|
|
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
|
|
|
|
* SUCH DAMAGE.
|
|
|
|
*/
|
|
|
|
|
2017-01-31 19:17:06 +00:00
|
|
|
/* \summary: MS Network Load Balancing's (NLB) heartbeat printer */
|
|
|
|
|
2013-05-30 06:46:26 +00:00
|
|
|
#ifdef HAVE_CONFIG_H
|
2023-05-10 15:02:34 +00:00
|
|
|
#include <config.h>
|
2013-05-30 06:46:26 +00:00
|
|
|
#endif
|
|
|
|
|
2023-05-10 15:02:34 +00:00
|
|
|
#include "netdissect-stdinc.h"
|
2013-05-30 06:46:26 +00:00
|
|
|
|
2017-01-31 19:17:06 +00:00
|
|
|
#include "netdissect.h"
|
2013-05-30 06:46:26 +00:00
|
|
|
#include "addrtoname.h"
|
|
|
|
#include "extract.h"
|
|
|
|
|
|
|
|
struct msnlb_heartbeat_pkt {
|
2023-05-10 15:02:34 +00:00
|
|
|
nd_byte unknown1[4];
|
|
|
|
nd_byte unknown2[4];
|
|
|
|
nd_uint32_t host_prio; /* little-endian */
|
|
|
|
nd_ipv4 virtual_ip;
|
|
|
|
nd_ipv4 host_ip;
|
2013-05-30 06:46:26 +00:00
|
|
|
/* the protocol is undocumented so we ignore the rest */
|
|
|
|
};
|
|
|
|
|
|
|
|
void
|
2015-01-06 19:03:11 +00:00
|
|
|
msnlb_print(netdissect_options *ndo, const u_char *bp)
|
2013-05-30 06:46:26 +00:00
|
|
|
{
|
|
|
|
const struct msnlb_heartbeat_pkt *hb;
|
|
|
|
|
2023-05-10 15:02:34 +00:00
|
|
|
ndo->ndo_protocol = "msnlb";
|
2017-01-31 19:17:06 +00:00
|
|
|
hb = (const struct msnlb_heartbeat_pkt *)bp;
|
2013-05-30 06:46:26 +00:00
|
|
|
|
2023-05-10 15:02:34 +00:00
|
|
|
ND_PRINT("MS NLB heartbeat");
|
|
|
|
ND_PRINT(", host priority: %u", GET_LE_U_4((hb->host_prio)));
|
|
|
|
ND_PRINT(", cluster IP: %s", GET_IPADDR_STRING(hb->virtual_ip));
|
|
|
|
ND_PRINT(", host IP: %s", GET_IPADDR_STRING(hb->host_ip));
|
2013-05-30 06:46:26 +00:00
|
|
|
}
|