forked from osmocom/wireshark
![Alexis La Goutte](/assets/img/avatar_default.png)
Change-Id: I575114ba364da1b1d63eea8fc7b48c8c0e0bc99d Reviewed-on: https://code.wireshark.org/review/5991 Reviewed-by: Anders Broman <a.broman58@gmail.com>
448 lines
14 KiB
C
448 lines
14 KiB
C
/* packet-nstrace.c
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* Routines for nstrace dissection
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* Copyright 2006, Ravi Kondamuru <Ravi.Kondamuru@citrix.com>
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*
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* Wireshark - Network traffic analyzer
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* By Gerald Combs <gerald@wireshark.org>
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* Copyright 1998 Gerald Combs
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <wiretap/netscaler.h>
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void proto_register_ns(void);
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void proto_reg_handoff_ns(void);
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static int proto_nstrace = -1;
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static int hf_ns_nicno = -1;
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static int hf_ns_src_vm = -1;
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static int hf_ns_dst_vm = -1;
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static int hf_ns_dir = -1;
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static int hf_ns_pcbdevno = -1;
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static int hf_ns_l_pcbdevno = -1;
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static int hf_ns_devno = -1;
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static int hf_ns_vlantag = -1;
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static int hf_ns_coreid = -1;
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static int hf_ns_snode = -1;
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static int hf_ns_dnode = -1;
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static int hf_ns_clflags = -1;
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static int hf_ns_clflags_res = -1;
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static int hf_ns_clflags_rssh = -1;
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static int hf_ns_clflags_rss = -1;
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static int hf_ns_clflags_dfd = -1;
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static int hf_ns_clflags_fr = -1;
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static int hf_ns_clflags_fp = -1;
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static int hf_ns_activity = -1;
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static int hf_ns_activity_perf_collection = -1;
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static int hf_ns_activity_pcb_zombie = -1;
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static int hf_ns_activity_natpcb_zombie = -1;
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static int hf_ns_activity_lbstats_sync = -1;
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static int hf_ns_activity_stats_req = -1;
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static gint ett_ns = -1;
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static gint ett_ns_flags = -1;
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static gint ett_ns_activity_flags = -1;
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static const value_string ns_dir_vals[] = {
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{ NSPR_PDPKTRACEFULLTX_V10, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V20, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V30, "TX" },
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{ NSPR_PDPKTRACEFULLTXB_V10, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V20, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V30, "TXB" },
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{ NSPR_PDPKTRACEFULLRX_V10, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V20, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V30, "RX" },
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{ NSPR_PDPKTRACEPARTTX_V10, "TX" },
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{ NSPR_PDPKTRACEPARTTX_V20, "TX" },
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{ NSPR_PDPKTRACEPARTTXB_V10, "TXB" },
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{ NSPR_PDPKTRACEPARTTXB_V20, "TXB" },
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{ NSPR_PDPKTRACEPARTRX_V10, "RX" },
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{ NSPR_PDPKTRACEPARTRX_V20, "RX" },
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{ NSPR_PDPKTRACEFULLTX_V21, "TX" },
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{ NSPR_PDPKTRACEFULLTXB_V21, "TXB" },
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{ NSPR_PDPKTRACEFULLRX_V21, "RX" },
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{ NSPR_PDPKTRACEPARTTX_V21, "TX" },
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{ NSPR_PDPKTRACEPARTTXB_V21, "TXB" },
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{ NSPR_PDPKTRACEPARTRX_V21, "RX" },
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{ NSPR_PDPKTRACEFULLTX_V22, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V23, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V24, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V25, "TX" },
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{ NSPR_PDPKTRACEFULLTX_V26, "TX" },
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{ NSPR_PDPKTRACEFULLTXB_V22, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V23, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V24, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V25, "TXB" },
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{ NSPR_PDPKTRACEFULLTXB_V26, "TXB" },
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{ NSPR_PDPKTRACEFULLRX_V22, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V23, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V24, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V25, "RX" },
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{ NSPR_PDPKTRACEFULLRX_V26, "RX" },
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{ NSPR_PDPKTRACEFULLNEWRX_V24, "NEW_RX" },
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{ NSPR_PDPKTRACEFULLNEWRX_V25, "NEW_RX" },
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{ NSPR_PDPKTRACEFULLNEWRX_V26, "NEW_RX" },
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{ NSPR_PDPKTRACEFULLNEWRX_V30, "NEW_RX" },
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{ NSPR_PDPKTRACEPARTTX_V22, "TX" },
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{ NSPR_PDPKTRACEPARTTX_V23, "TX" },
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{ NSPR_PDPKTRACEPARTTX_V24, "TX" },
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{ NSPR_PDPKTRACEPARTTX_V25, "TX" },
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{ NSPR_PDPKTRACEPARTTX_V26, "TX" },
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{ NSPR_PDPKTRACEPARTTXB_V22, "TXB" },
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{ NSPR_PDPKTRACEPARTTXB_V23, "TXB" },
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{ NSPR_PDPKTRACEPARTTXB_V24, "TXB" },
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{ NSPR_PDPKTRACEPARTTXB_V25, "TXB" },
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{ NSPR_PDPKTRACEPARTTXB_V26, "TXB" },
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{ NSPR_PDPKTRACEPARTRX_V22, "RX" },
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{ NSPR_PDPKTRACEPARTRX_V23, "RX" },
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{ NSPR_PDPKTRACEPARTRX_V24, "RX" },
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{ NSPR_PDPKTRACEPARTRX_V25, "RX" },
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{ NSPR_PDPKTRACEPARTRX_V26, "RX" },
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{ NSPR_PDPKTRACEPARTNEWRX_V24, "NEW_RX" },
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{ NSPR_PDPKTRACEPARTNEWRX_V25, "NEW_RX" },
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{ NSPR_PDPKTRACEPARTNEWRX_V26, "NEW_RX" },
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{ 0, NULL }
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};
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static dissector_handle_t eth_withoutfcs_handle;
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#define CL_FP 0x01
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#define CL_FR 0x02
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#define CL_DFD 0x04
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#define CL_RSS 0x08
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#define CL_RSSH 0x10
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#define CL_RES 0xE0
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#define NS_PE_STATE_PERF_COLLECTION_IN_PROG 0x00000001
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#define NS_PE_STATE_PCB_ZOMBIE_IN_PROG 0x00000002
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#define NS_PE_STATE_NATPCB_ZOMBIE_IN_PROG 0x00000004
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#define NS_PE_STATE_LBSTATS_SYNC_IN_PROG 0x00000008
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#define NS_PE_STATE_STATS_REQ_IN_PROG 0x00000010
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static void
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dissect_nstrace(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree)
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{
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proto_tree *ns_tree = NULL, *flagtree = NULL;
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proto_item *ti = NULL, *flagitem = NULL;
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struct nstr_phdr *pnstr = &(pinfo->pseudo_header->nstr);
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tvbuff_t *next_tvb_eth_client;
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guint8 offset;
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guint i, bpos;
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wmem_strbuf_t *flags_strbuf = wmem_strbuf_new_label(wmem_packet_scope());
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static const gchar *flags[] = {"FP", "FR", "DFD", "SRSS", "RSSH"};
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gboolean first_flag = TRUE;
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guint8 flagoffset, flagval;
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guint8 src_vmname_len = 0, dst_vmname_len = 0;
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guint8 variable_ns_len = 0;
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wmem_strbuf_append(flags_strbuf, "None");
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if (pnstr->rec_type == NSPR_HEADER_VERSION205 || pnstr->rec_type == NSPR_HEADER_VERSION300 || pnstr->rec_type == NSPR_HEADER_VERSION206) {
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src_vmname_len = tvb_get_guint8(tvb,pnstr->src_vmname_len_offset);
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dst_vmname_len = tvb_get_guint8(tvb,pnstr->dst_vmname_len_offset);
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variable_ns_len = src_vmname_len + dst_vmname_len;
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pnstr->eth_offset += variable_ns_len;
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}
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ti = proto_tree_add_protocol_format(tree, proto_nstrace, tvb, 0, pnstr->eth_offset, "NetScaler Packet Trace");
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ns_tree = proto_item_add_subtree(ti, ett_ns);
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proto_tree_add_item(ns_tree, hf_ns_dir, tvb, pnstr->dir_offset, pnstr->dir_len, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(ns_tree, hf_ns_nicno, tvb, pnstr->nicno_offset, pnstr->nicno_len, ENC_LITTLE_ENDIAN);
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switch (pnstr->rec_type)
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{
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case NSPR_HEADER_VERSION300:
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case NSPR_HEADER_VERSION206:
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flagoffset = pnstr->ns_activity_offset;
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flagitem = proto_tree_add_item(ns_tree, hf_ns_activity, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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flagtree = proto_item_add_subtree(flagitem, ett_ns_activity_flags);
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proto_tree_add_item(flagtree, hf_ns_activity_perf_collection, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(flagtree, hf_ns_activity_pcb_zombie, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(flagtree, hf_ns_activity_natpcb_zombie, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(flagtree, hf_ns_activity_lbstats_sync, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(flagtree, hf_ns_activity_stats_req, tvb, flagoffset, 4, ENC_LITTLE_ENDIAN);
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/* fall through to next case */
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case NSPR_HEADER_VERSION205:
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if(src_vmname_len){
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proto_tree_add_item(ns_tree,hf_ns_src_vm,tvb,pnstr->data_offset,src_vmname_len,ENC_ASCII|ENC_NA);
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}
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if(dst_vmname_len){
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proto_tree_add_item(ns_tree,hf_ns_dst_vm,tvb,pnstr->data_offset+src_vmname_len,dst_vmname_len,ENC_ASCII|ENC_NA);
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}
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/* fall through to next case */
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case NSPR_HEADER_VERSION204:
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flagoffset = pnstr->clflags_offset;
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flagval = tvb_get_guint8(tvb, flagoffset);
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for (i = 0; i < 5; i++) {
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bpos = 1 << i;
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if (flagval & bpos) {
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if (first_flag) {
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wmem_strbuf_truncate(flags_strbuf, 0);
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}
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wmem_strbuf_append_printf(flags_strbuf, "%s%s", first_flag ? "" : ", ", flags[i]);
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first_flag = FALSE;
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}
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}
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proto_tree_add_item(ns_tree, hf_ns_snode, tvb, pnstr->srcnodeid_offset, 2, ENC_LITTLE_ENDIAN);
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proto_tree_add_item(ns_tree, hf_ns_dnode, tvb, pnstr->destnodeid_offset, 2, ENC_LITTLE_ENDIAN);
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flagitem = proto_tree_add_uint_format_value(ns_tree, hf_ns_clflags, tvb, flagoffset, 1, flagval,
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"0x%02x (%s)", flagval, wmem_strbuf_get_str(flags_strbuf));
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flagtree = proto_item_add_subtree(flagitem, ett_ns_flags);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_res, tvb, flagoffset, 1, flagval);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_rssh, tvb, flagoffset, 1, flagval);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_rss, tvb, flagoffset, 1, flagval);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_dfd, tvb, flagoffset, 1, flagval);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_fr, tvb, flagoffset, 1, flagval);
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proto_tree_add_boolean(flagtree, hf_ns_clflags_fp, tvb, flagoffset, 1, flagval);
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/* fall through to next case */
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case NSPR_HEADER_VERSION203:
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proto_tree_add_item(ns_tree, hf_ns_coreid, tvb, pnstr->coreid_offset, 2, ENC_LITTLE_ENDIAN);
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/* fall through to next case */
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case NSPR_HEADER_VERSION202:
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col_add_fstr(pinfo->cinfo, COL_8021Q_VLAN_ID, "%d", tvb_get_letohs(tvb, pnstr->vlantag_offset));
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proto_tree_add_item(ns_tree, hf_ns_vlantag, tvb, pnstr->vlantag_offset, 2, ENC_LITTLE_ENDIAN);
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/* fall through to next case */
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case NSPR_HEADER_VERSION201:
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proto_tree_add_item(ns_tree, hf_ns_pcbdevno, tvb, pnstr->pcb_offset, 4, ENC_LITTLE_ENDIAN);
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ti = proto_tree_add_item(ns_tree, hf_ns_devno, tvb, pnstr->pcb_offset, 4, ENC_LITTLE_ENDIAN);
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PROTO_ITEM_SET_HIDDEN(ti);
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proto_tree_add_item(ns_tree, hf_ns_l_pcbdevno, tvb, pnstr->l_pcb_offset, 4, ENC_LITTLE_ENDIAN);
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ti = proto_tree_add_item(ns_tree, hf_ns_devno, tvb, pnstr->l_pcb_offset, 4, ENC_LITTLE_ENDIAN);
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PROTO_ITEM_SET_HIDDEN(ti);
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break;
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default:
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break;
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}
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/* Dissect as Ethernet */
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offset = pnstr->eth_offset;
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next_tvb_eth_client = tvb_new_subset_remaining(tvb, offset);
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call_dissector(eth_withoutfcs_handle, next_tvb_eth_client, pinfo, tree);
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}
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void
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proto_register_ns(void)
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{
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static hf_register_info hf[] = {
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{ &hf_ns_nicno,
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{ "Nic No", "nstrace.nicno",
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FT_UINT8, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_src_vm,
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{ "Src Vm Name", "nstrace.src_vm",
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FT_STRINGZ, BASE_NONE, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_dst_vm,
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{ "Dst Vm Name", "nstrace.dst_vm",
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FT_STRINGZ, BASE_NONE, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_coreid,
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{ "Core Id", "nstrace.coreid",
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FT_UINT16, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_dir,
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{ "Operation", "nstrace.dir",
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FT_UINT8, BASE_HEX, VALS(ns_dir_vals), 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_pcbdevno,
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{ "PcbDevNo", "nstrace.pdevno",
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FT_UINT32, BASE_HEX, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_l_pcbdevno,
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{ "Linked PcbDevNo", "nstrace.l_pdevno",
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FT_UINT32, BASE_HEX, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_devno,
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{ "DevNo", "nstrace.devno",
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FT_UINT32, BASE_HEX, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_vlantag,
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{ "Vlan", "nstrace.vlan",
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FT_UINT16, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_snode,
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{ "Source Node", "nstrace.snode",
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FT_INT16, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_dnode,
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{ "Destination Node", "nstrace.dnode",
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FT_INT16, BASE_DEC, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_clflags,
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{ "Cluster Flags", "nstrace.flags",
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FT_UINT8, BASE_HEX, NULL, 0x0,
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NULL, HFILL }
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},
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{ &hf_ns_clflags_res,
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{ "Reserved", "nstrace.flags.res",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_RES,
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NULL, HFILL}
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},
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{ &hf_ns_clflags_rssh,
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{ "RSSHASH", "nstrace.flags.rssh",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_RSSH,
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NULL, HFILL}
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},
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{ &hf_ns_clflags_rss,
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{ "SRSS", "nstrace.flags.srss",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_RSS,
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NULL, HFILL}
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},
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{ &hf_ns_clflags_dfd,
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{ "DFD", "nstrace.flags.dfd",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_DFD,
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NULL, HFILL}
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},
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{ &hf_ns_clflags_fr,
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{ "Flow receiver (FR)", "nstrace.flags.fr",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_FR,
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NULL, HFILL}
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},
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{ &hf_ns_clflags_fp,
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{ "Flow processor (FP)", "nstrace.flags.fp",
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FT_BOOLEAN, 8, TFS(&tfs_set_notset), CL_FP,
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NULL, HFILL}
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},
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{ &hf_ns_activity,
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{ "Activity Flags", "nstrace.activity",
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FT_UINT32, BASE_HEX, NULL, 0x0,
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NULL, HFILL}
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},
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{ &hf_ns_activity_perf_collection,
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{ "Perf Collection", "nstrace.activity.perfcollection",
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FT_BOOLEAN, 32, NULL, NS_PE_STATE_PERF_COLLECTION_IN_PROG,
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NULL, HFILL}
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},
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{ &hf_ns_activity_pcb_zombie,
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{ "PCB Zombie", "nstrace.activity.pcbzombie",
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FT_BOOLEAN, 32, NULL, NS_PE_STATE_PCB_ZOMBIE_IN_PROG,
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NULL, HFILL}
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},
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{ &hf_ns_activity_natpcb_zombie,
|
|
{ "NATPCB Zombie", "nstrace.activity.natpcbzombie",
|
|
FT_BOOLEAN, 32, NULL, NS_PE_STATE_NATPCB_ZOMBIE_IN_PROG,
|
|
NULL, HFILL}
|
|
},
|
|
|
|
{ &hf_ns_activity_lbstats_sync,
|
|
{ "LB Stats Sync", "nstrace.activity.lbstatssync",
|
|
FT_BOOLEAN, 32, NULL, NS_PE_STATE_LBSTATS_SYNC_IN_PROG,
|
|
NULL, HFILL}
|
|
},
|
|
|
|
{ &hf_ns_activity_stats_req,
|
|
{ "Stats Req", "nstrace.activity.statsreq",
|
|
FT_BOOLEAN, 32, NULL, NS_PE_STATE_STATS_REQ_IN_PROG,
|
|
NULL, HFILL}
|
|
},
|
|
|
|
};
|
|
|
|
static gint *ett[] = {
|
|
&ett_ns,
|
|
&ett_ns_flags,
|
|
&ett_ns_activity_flags,
|
|
};
|
|
|
|
proto_nstrace = proto_register_protocol("NetScaler Trace", "NS Trace", "ns");
|
|
proto_register_field_array(proto_nstrace, hf, array_length(hf));
|
|
proto_register_subtree_array(ett, array_length(ett));
|
|
|
|
}
|
|
|
|
|
|
void proto_reg_handoff_ns(void)
|
|
{
|
|
dissector_handle_t nstrace_handle;
|
|
|
|
eth_withoutfcs_handle = find_dissector("eth_withoutfcs");
|
|
|
|
nstrace_handle = create_dissector_handle(dissect_nstrace, proto_nstrace);
|
|
dissector_add_uint("wtap_encap", WTAP_ENCAP_NSTRACE_1_0, nstrace_handle);
|
|
dissector_add_uint("wtap_encap", WTAP_ENCAP_NSTRACE_2_0, nstrace_handle);
|
|
dissector_add_uint("wtap_encap", WTAP_ENCAP_NSTRACE_3_0, nstrace_handle);
|
|
}
|
|
|
|
/*
|
|
* Editor modelines - http://www.wireshark.org/tools/modelines.html
|
|
*
|
|
* Local variables:
|
|
* c-basic-offset: 8
|
|
* tab-width: 8
|
|
* indent-tabs-mode: t
|
|
* End:
|
|
*
|
|
* vi: set shiftwidth=8 tabstop=8 noexpandtab:
|
|
* :indentSize=8:tabSize=8:noTabs=false:
|
|
*/
|