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65 lines
2.4 KiB
65 lines
2.4 KiB
/* |
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* Copyright (c) 2013 Romain Francoise <romain@orebokech.com> |
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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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* 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 project nor the names of its contributors |
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* may be used to endorse or promote products derived from this software |
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* without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE PROJECT AND CONTRIBUTORS ``AS IS'' AND |
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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* ARE DISCLAIMED. IN NO EVENT SHALL THE PROJECT OR CONTRIBUTORS BE LIABLE |
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL |
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS |
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) |
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY |
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* OUT 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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/* \summary: MS Network Load Balancing's (NLB) heartbeat printer */ |
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#ifdef HAVE_CONFIG_H |
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#include "config.h" |
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#endif |
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#include <netdissect-stdinc.h> |
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#include "netdissect.h" |
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#include "addrtoname.h" |
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#include "extract.h" |
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struct msnlb_heartbeat_pkt { |
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uint32_t unknown1; |
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uint32_t unknown2; |
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uint32_t host_prio; /* little-endian */ |
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uint32_t virtual_ip; |
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uint32_t host_ip; |
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/* the protocol is undocumented so we ignore the rest */ |
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}; |
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void |
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msnlb_print(netdissect_options *ndo, const u_char *bp) |
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{ |
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const struct msnlb_heartbeat_pkt *hb; |
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hb = (const struct msnlb_heartbeat_pkt *)bp; |
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ND_TCHECK(*hb); |
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ND_PRINT((ndo, "MS NLB heartbeat, host priority: %u,", |
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EXTRACT_LE_32BITS(&(hb->host_prio)))); |
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ND_PRINT((ndo, " cluster IP: %s,", ipaddr_string(ndo, &(hb->virtual_ip)))); |
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ND_PRINT((ndo, " host IP: %s", ipaddr_string(ndo, &(hb->host_ip)))); |
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return; |
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trunc: |
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ND_PRINT((ndo, "[|MS NLB]")); |
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}
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