2014-06-19 19:39:39 +00:00
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/* packet-openflow_v1.c
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2013-11-10 10:46:13 +00:00
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* Routines for OpenFlow dissection
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* Copyright 2013, Anders Broman <anders.broman@ericsson.com>
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* Copyright 2013, Zoltan Lajos Kis <zoltan.lajos.kis@ericsson.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 modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (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 along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Ref https://www.opennetworking.org/sdn-resources/onf-specifications/openflow
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*/
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#include "config.h"
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#include <epan/packet.h>
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2014-08-17 20:11:15 +00:00
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#include <epan/expert.h>
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2013-11-10 10:46:13 +00:00
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void proto_register_openflow_v1(void);
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2016-03-16 13:02:52 +00:00
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void proto_reg_handoff_openflow_v1(void);
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2013-11-10 10:46:13 +00:00
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static dissector_handle_t eth_withoutfcs_handle;
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/* Initialize the protocol and registered fields */
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static int proto_openflow_v1 = -1;
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static int hf_openflow_version = -1;
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static int hf_openflow_1_0_type = -1;
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static int hf_openflow_length = -1;
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static int hf_openflow_xid = -1;
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static int hf_openflow_datapath_id = -1;
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static int hf_openflow_datapath_mac = -1;
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static int hf_openflow_datapath_impl = -1;
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static int hf_openflow_n_buffers = -1;
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static int hf_openflow_n_tables = -1;
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2014-01-28 03:06:03 +00:00
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/* static int hf_openflow_auxiliary_id = -1; */
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_capabilities = -1;
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static int hf_openflow_actions = -1;
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2014-01-28 03:06:03 +00:00
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/* static int hf_openflow_reserved32 = -1; */
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_cap_flow_stats = -1;
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static int hf_openflow_table_stats = -1;
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static int hf_openflow_port_stats = -1;
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static int hf_openflow_group_stats = -1;
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static int hf_openflow_ip_reasm = -1;
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static int hf_openflow_queue_stats = -1;
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static int hf_openflow_port_blocked = -1;
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static int hf_openflow_output = -1; /* Output to switch port. */
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static int hf_openflow_set_vlan_vid = -1; /* Set the 802.1q VLAN id. */
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static int hf_openflow_set_vlan_pcp = -1; /* Set the 802.1q priority. */
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static int hf_openflow_strip_vlan = -1; /* Strip the 802.1q header. */
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static int hf_openflow_set_dl_src = -1; /* Ethernet source address. */
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static int hf_openflow_set_dl_dst = -1; /* Ethernet destination address. */
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static int hf_openflow_set_nw_src = -1; /* IP source address. */
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static int hf_openflow_set_nw_dst = -1; /* IP destination address. */
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static int hf_openflow_set_nw_tos = -1; /* IP ToS (DSCP field, 6 bits). */
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static int hf_openflow_set_tp_src = -1; /* TCP/UDP source port. */
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static int hf_openflow_set_tp_dst = -1; /* TCP/UDP destination port. */
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static int hf_openflow_enqueue = -1; /* Output to queue. */
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static int hf_openflow_port_no = -1;
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static int hf_openflow_hw_addr = -1;
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static int hf_openflow_port_name = -1;
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static int hf_openflow_port_config = -1;
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static int hf_openflow_port_state = -1;
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static int hf_openflow_port_curr = -1;
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static int hf_openflow_port_advertised = -1;
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static int hf_openflow_port_supported = -1;
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static int hf_openflow_port_peer = -1;
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static int hf_openflow_port_down = -1; /* Port is administratively down. */
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static int hf_openflow_no_stp = -1; /* Disable 802.1D spanning tree on port. */
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static int hf_openflow_no_recv = -1; /* Drop all packets except 802.1D spanning tree packets. */
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static int hf_openflow_no_recv_stp = -1; /* Drop received 802.1D STP packets. */
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static int hf_openflow_no_flood = -1; /* Do not include this port when flooding. */
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static int hf_openflow_no_fwd = -1; /* Drop packets forwarded to port. */
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static int hf_openflow_no_packet_in = -1; /* Do not send packet-in msgs for port. */
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static int hf_openflow_link_down = -1; /* No physical link present. */
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static int hf_openflow_10mb_hd = -1; /* 10 Mb half-duplex rate support. */
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static int hf_openflow_10mb_fd = -1; /* 10 Mb full-duplex rate support. */
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static int hf_openflow_100mb_hd = -1; /* 100 Mb half-duplex rate support. */
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static int hf_openflow_100mb_fd = -1; /* 100 Mb full-duplex rate support. */
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static int hf_openflow_1gb_hd = -1; /* 1 Gb half-duplex rate support. */
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static int hf_openflow_1gb_fd = -1; /* 1 Gb full-duplex rate support. */
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static int hf_openflow_10gb_fd = -1; /* 10 Gb full-duplex rate support. */
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static int hf_openflow_copper = -1; /* Copper medium. */
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static int hf_openflow_fiber = -1; /* Fiber medium. */
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static int hf_openflow_autoneg = -1; /* Auto-negotiation. */
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static int hf_openflow_pause = -1; /* Pause. */
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static int hf_openflow_pause_asym = -1; /* Asymmetric pause. */
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static int hf_openflow_config_flags = -1;
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static int hf_openflow_miss_send_len = -1;
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static int hf_openflow_buffer_id = -1;
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static int hf_openflow_total_len = -1;
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static int hf_openflow_in_port = -1;
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static int hf_openflow_reason = -1;
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2014-09-22 23:06:12 +00:00
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static int hf_openflow_pkt_in_pad = -1;
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2016-01-18 13:56:35 +00:00
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static int hf_openflow_table_id = -1;
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_cookie = -1;
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2014-01-28 03:06:03 +00:00
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/* static int hf_openflow_cookie_mask = -1; */
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2014-09-22 23:06:12 +00:00
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static int hf_openflow_features_reply_pad = -1;
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_actions_len = -1;
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static int hf_openflow_action_type = -1;
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static int hf_openflow_action_len = -1;
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static int hf_openflow_output_port = -1;
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static int hf_openflow_max_len = -1;
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static int hf_openflow_wildcards = -1;
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static int hf_openflow_command = -1;
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static int hf_openflow_eth_src = -1;
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static int hf_openflow_eth_dst = -1;
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static int hf_openflow_dl_vlan = -1;
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static int hf_openflow_dl_vlan_pcp = -1;
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2014-09-22 23:06:12 +00:00
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static int hf_openflow_ofp_match_pad = -1;
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2016-01-18 13:56:35 +00:00
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static int hf_openflow_match_dl_type = -1;
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static int hf_openflow_ofp_match_tos = -1;
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static int hf_openflow_ofp_match_nw_proto = -1;
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2016-01-20 20:32:19 +00:00
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static int hf_openflow_ofp_source_addr = -1;
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static int hf_openflow_ofp_dest_addr = -1;
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static int hf_openflow_ofp_source_port = -1;
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static int hf_openflow_ofp_dest_port = -1;
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_idle_timeout = -1;
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static int hf_openflow_hard_timeout = -1;
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static int hf_openflow_priority = -1;
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static int hf_openflow_out_port = -1;
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2014-01-28 03:06:03 +00:00
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/* static int hf_openflow_out_group = -1; */
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2013-11-10 10:46:13 +00:00
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static int hf_openflow_flags = -1;
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2016-01-18 13:56:35 +00:00
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static int hf_openflow_v1_stats_type = -1;
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static int hf_openflow_v1_flow_stats_request_pad = -1;
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2013-11-10 10:46:13 +00:00
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/* Initialize the subtree pointers */
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static gint ett_openflow = -1;
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static gint ett_openflow_path_id = -1;
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static gint ett_openflow_cap = -1;
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static gint ett_openflow_act = -1;
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static gint ett_openflow_port = -1;
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static gint ett_openflow_port_cnf = -1;
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static gint ett_openflow_port_state = -1;
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static gint ett_openflow_port_cf = -1;
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2016-06-04 03:45:10 +00:00
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/* static expert_field ei_openflow_undecoded_data = EI_INIT; */
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2014-08-17 20:11:15 +00:00
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static expert_field ei_openflow_action_type = EI_INIT;
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static expert_field ei_openflow_1_0_type = EI_INIT;
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2013-11-10 10:46:13 +00:00
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static const value_string openflow_version_values[] = {
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{ 0x01, "1.0" },
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{ 0, NULL }
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};
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/* Immutable messages. */
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#define OFPT_1_0_HELLO 0 /* Symmetric message */
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#define OFPT_1_0_ERROR 1 /* Symmetric message */
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#define OFPT_1_0_ECHO_REQUEST 2 /* Symmetric message */
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#define OFPT_1_0_ECHO_REPLY 3 /* Symmetric message */
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#define OFPT_1_0_VENDOR 4 /* Symmetric message */
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/* Switch configuration messages. */
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#define OFPT_1_0_FEATURES_REQUEST 5 /* Controller/switch message */
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#define OFPT_1_0_FEATURES_REPLY 6 /* Controller/switch message */
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#define OFPT_1_0_GET_CONFIG_REQUEST 7 /* Controller/switch message */
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#define OFPT_1_0_GET_CONFIG_REPLY 8 /* Controller/switch message */
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#define OFPT_1_0_SET_CONFIG 9 /* Controller/switch message */
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/* Asynchronous messages. */
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#define OFPT_1_0_PACKET_IN 10 /* Async message */
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#define OFPT_1_0_FLOW_REMOVED 11 /* Async message */
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#define OFPT_1_0_PORT_STATUS 12 /* Async message */
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/* Controller command messages. */
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#define OFPT_1_0_PACKET_OUT 13 /* Controller/switch message */
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#define OFPT_1_0_FLOW_MOD 14 /* Controller/switch message */
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#define OFPT_1_0_PORT_MOD 15 /* Controller/switch message */
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/* Statistics messages. */
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#define OFPT_1_0_STATS_REQUEST 16 /* Controller/switch message */
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#define OFPT_1_0_STATS_REPLY 17 /* Controller/switch message */
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/* Barrier messages. */
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#define OFPT_1_0_BARRIER_REQUEST 18 /* Controller/switch message */
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#define OFPT_1_0_BARRIER_REPLY 19 /* Controller/switch message */
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/* Queue Configuration messages. */
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#define OFPT_1_0_QUEUE_GET_CONFIG_REQUEST 20 /* Controller/switch message */
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#define OFPT_1_0_QUEUE_GET_CONFIG_REPLY 21 /* Controller/switch message */
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static const value_string openflow_1_0_type_values[] = {
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/* Immutable messages. */
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2014-11-25 05:43:06 +00:00
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{ 0, "OFPT_HELLO" }, /* Symmetric message */
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{ 1, "OFPT_ERROR" }, /* Symmetric message */
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{ 2, "OFPT_ECHO_REQUEST" }, /* Symmetric message */
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{ 3, "OFPT_ECHO_REPLY" }, /* Symmetric message */
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{ 4, "OFPT_VENDOR" }, /* Symmetric message */
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2013-11-10 10:46:13 +00:00
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/* Switch configuration messages. */
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2014-11-25 05:43:06 +00:00
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{ 5, "OFPT_FEATURES_REQUEST" }, /* Controller/switch message */
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{ 6, "OFPT_FEATURES_REPLY" }, /* Controller/switch message */
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{ 7, "OFPT_GET_CONFIG_REQUEST" }, /* Controller/switch message */
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{ 8, "OFPT_GET_CONFIG_REPLY" }, /* Controller/switch message */
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{ 9, "OFPT_SET_CONFIG" }, /* Controller/switch message */
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2013-11-10 10:46:13 +00:00
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/* Asynchronous messages. */
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{ 10, "OFPT_PACKET_IN" }, /* Async message */
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{ 11, "OFPT_FLOW_REMOVED" }, /* Async message */
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{ 12, "OFPT_PORT_STATUS" }, /* Async message */
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/* Controller command messages. */
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{ 13, "OFPT_PACKET_OUT" }, /* Controller/switch message */
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{ 14, "OFPT_FLOW_MOD" }, /* Controller/switch message */
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{ 15, "OFPT_PORT_MOD" }, /* Controller/switch message */
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/* Statistics messages. */
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{ 16, "OFPT_STATS_REQUEST" }, /* Controller/switch message */
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{ 17, "OFPT_STATS_REPLY" }, /* Controller/switch message */
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/* Barrier messages. */
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{ 18, "OFPT_BARRIER_REQUEST" }, /* Controller/switch message */
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{ 19, "OFPT_BARRIER_REPLY" }, /* Controller/switch message */
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/* Queue Configuration messages. */
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{ 20, "OFPT_QUEUE_GET_CONFIG_REQUEST" }, /* Controller/switch message */
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{ 21, "OFPT_QUEUE_GET_CONFIG_REPLY" }, /* Controller/switch message */
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{ 0, NULL }
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};
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2014-11-25 05:43:06 +00:00
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static value_string_ext openflow_1_0_type_values_ext = VALUE_STRING_EXT_INIT(openflow_1_0_type_values);
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2013-11-10 10:46:13 +00:00
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#define OFPC_FLOW_STATS 1<<0 /* Flow statistics. */
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#define OFPC_TABLE_STATS 1<<1 /* Table statistics. */
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#define OFPC_PORT_STATS 1<<2 /* Port statistics. */
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#define OFPC_GROUP_STATS 1<<3 /* Group statistics. */
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#define OFPC_IP_REASM 1<<5 /* Can reassemble IP fragments. */
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#define OFPC_QUEUE_STATS 1<<6 /* Queue statistics. */
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#define OFPC_PORT_BLOCKED 1<<8 /* Switch will block looping ports. */
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#define OFPAT_OUTPUT_MASK 1<<0 /* Output to switch port. */
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#define OFPAT_SET_VLAN_VID_MASK 1<<1 /* Set the 802.1q VLAN id. */
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#define OFPAT_SET_VLAN_PCP_MASK 1<<2 /* Set the 802.1q priority. */
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#define OFPAT_STRIP_VLAN_MASK 1<<3 /* Strip the 802.1q header. */
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#define OFPAT_SET_DL_SRC_MASK 1<<4 /* Ethernet source address. */
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#define OFPAT_SET_DL_DST_MASK 1<<5 /* Ethernet destination address. */
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#define OFPAT_SET_NW_SRC_MASK 1<<6 /* IP source address. */
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#define OFPAT_SET_NW_DST_MASK 1<<7 /* IP destination address. */
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#define OFPAT_SET_NW_TOS_MASK 1<<8 /* IP ToS (DSCP field, 6 bits). */
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#define OFPAT_SET_TP_SRC_MASK 1<<9 /* TCP/UDP source port. */
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#define OFPAT_SET_TP_DST_MASK 1<<10 /* TCP/UDP destination port. */
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#define OFPAT_ENQUEUE_MASK 1<<11 /* Output to queue. */
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#define OFPPC_PORT_DOWN 1<<0 /* Port is administratively down. */
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#define OFPPC_NO_STP 1<<1 /* Disable 802.1D spanning tree on port. */
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#define OFPPC_NO_RECV 1<<2 /* Drop all packets except 802.1D spanning tree packets. */
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#define OFPPC_NO_RECV_STP 1<<3 /* Drop received 802.1D STP packets. */
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#define OFPPC_NO_FLOOD 1<<4 /* Do not include this port when flooding. */
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#define OFPPC_NO_FWD 1<<5 /* Drop packets forwarded to port. */
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#define OFPPC_NO_PACKET_IN 1<<6 /* Do not send packet-in msgs for port. */
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|
|
|
|
|
|
#define OFP_MAX_PORT_NAME_LEN 16
|
|
|
|
|
|
|
|
#define OFPPS_LINK_DOWN 1<<0 /* No physical link present. */
|
|
|
|
#define OFPPS_STP_LISTEN 0<<8 /* Not learning or relaying frames. */
|
|
|
|
#define OFPPS_STP_LEARN 1<<8 /* Learning but not relaying frames. */
|
|
|
|
#define OFPPS_STP_FORWARD 2<<8 /* Learning and relaying frames. */
|
|
|
|
#define OFPPS_STP_BLOCK 3<<8 /* Not part of spanning tree. */
|
|
|
|
#define OFPPS_STP_MASK 3<<8 /* Bit mask for OFPPS_STP_* values. */
|
|
|
|
|
|
|
|
|
2014-11-25 05:43:06 +00:00
|
|
|
#define OFPPF_10MB_HD 1<<0 /* 10 Mb half-duplex rate support. */
|
|
|
|
#define OFPPF_10MB_FD 1<<1 /* 10 Mb full-duplex rate support. */
|
|
|
|
#define OFPPF_100MB_HD 1<<2 /* 100 Mb half-duplex rate support. */
|
|
|
|
#define OFPPF_100MB_FD 1<<3 /* 100 Mb full-duplex rate support. */
|
|
|
|
#define OFPPF_1GB_HD 1<<4 /* 1 Gb half-duplex rate support. */
|
|
|
|
#define OFPPF_1GB_FD 1<<5 /* 1 Gb full-duplex rate support. */
|
|
|
|
#define OFPPF_10GB_FD 1<<6 /* 10 Gb full-duplex rate support. */
|
|
|
|
#define OFPPF_COPPER 1<<7 /* Copper medium. */
|
|
|
|
#define OFPPF_FIBER 1<<8 /* Fiber medium. */
|
|
|
|
#define OFPPF_AUTONEG 1<<9 /* Auto-negotiation. */
|
2013-11-10 10:46:13 +00:00
|
|
|
#define OFPPF_PAUSE 1<<10 /* Pause. */
|
|
|
|
#define OFPPF_PAUSE_ASYM 1<<11 /* Asymmetric pause. */
|
|
|
|
|
|
|
|
|
|
|
|
#define OFPAT_OUTPUT 0 /* Output to switch port. */
|
|
|
|
#define OFPAT_SET_VLAN_VID 1 /* Set the 802.1q VLAN id. */
|
|
|
|
#define OFPAT_SET_VLAN_PCP 2 /* Set the 802.1q priority. */
|
|
|
|
#define OFPAT_STRIP_VLAN 3 /* Strip the 802.1q header. */
|
|
|
|
#define OFPAT_SET_DL_SRC 4 /* Ethernet source address. */
|
|
|
|
#define OFPAT_SET_DL_DST 5 /* Ethernet destination address. */
|
|
|
|
#define OFPAT_SET_NW_SRC 6 /* IP source address. */
|
|
|
|
#define OFPAT_SET_NW_DST 7 /* IP destination address. */
|
|
|
|
#define OFPAT_SET_TP_SRC 8 /* TCP/UDP source port. */
|
|
|
|
#define OFPAT_SET_TP_DST 9 /* TCP/UDP destination port. */
|
|
|
|
#define OFPAT_VENDOR 0xffff
|
|
|
|
|
|
|
|
static int
|
2016-01-20 20:32:19 +00:00
|
|
|
dissect_openflow_ofp_match_v1(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset)
|
2013-11-10 10:46:13 +00:00
|
|
|
{
|
|
|
|
|
|
|
|
/* uint32_t wildcards; Wildcard fields. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_wildcards, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
/* uint16_t in_port; Input switch port. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_in_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* uint8_t dl_src[OFP_ETH_ALEN]; Ethernet source address. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_eth_src, tvb, offset, 6, ENC_NA);
|
|
|
|
offset+=6;
|
|
|
|
/* uint8_t dl_dst[OFP_ETH_ALEN]; Ethernet destination address. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_eth_dst, tvb, offset, 6, ENC_NA);
|
|
|
|
offset+=6;
|
|
|
|
/* uint16_t dl_vlan; Input VLAN id. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_dl_vlan, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
/* uint8_t dl_vlan_pcp; Input VLAN priority. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_dl_vlan_pcp, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
/* uint8_t pad1[1]; Align to 64-bits */
|
2014-09-22 23:06:12 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_match_pad, tvb, offset, 1, ENC_NA);
|
2013-11-10 10:46:13 +00:00
|
|
|
offset++;
|
|
|
|
/* uint16_t dl_type; Ethernet frame type. */
|
2016-01-18 13:56:35 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_match_dl_type, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint8_t nw_tos; IP ToS (actually DSCP field, 6 bits). */
|
2016-01-18 13:56:35 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_match_tos, tvb, offset, 1, ENC_NA);
|
|
|
|
offset++;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint8_t nw_proto; IP protocol or lower 8 bits of
|
|
|
|
* ARP opcode.
|
|
|
|
*/
|
2016-01-18 13:56:35 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_match_nw_proto, tvb, offset, 1, ENC_NA);
|
|
|
|
offset++;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint8_t pad2[2]; Align to 64-bits */
|
2016-02-03 06:21:21 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_match_pad, tvb, offset, 2, ENC_NA);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint32_t nw_src; IP source address. */
|
2016-01-20 20:32:19 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_source_addr, tvb, offset, 4, ENC_NA);
|
|
|
|
offset += 4;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint32_t nw_dst; IP destination address. */
|
2016-01-20 20:32:19 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_dest_addr, tvb, offset, 4, ENC_NA);
|
|
|
|
offset += 4;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint16_t tp_src; TCP/UDP source port. */
|
2016-01-20 20:32:19 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_source_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint16_t tp_dst; TCP/UDP destination port. */
|
2016-01-20 20:32:19 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_ofp_dest_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
2016-01-18 13:56:35 +00:00
|
|
|
static int
|
|
|
|
dissect_openflow_flow_stats_request_v1(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset)
|
|
|
|
{
|
|
|
|
/* struct ofp_match match; Fields to match */
|
|
|
|
offset = dissect_openflow_ofp_match_v1(tvb, pinfo, tree, offset);
|
|
|
|
|
|
|
|
/* uint8_t table_id; ID of table to read (from ofp_table_stats),
|
|
|
|
* 0xff for all tables or 0xfe for emergency.
|
|
|
|
*/
|
|
|
|
proto_tree_add_item(tree, hf_openflow_table_id, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
/* uint8_t pad; Align to 32 bits. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_v1_flow_stats_request_pad, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
/* uint16_t out_port; */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_out_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
|
|
|
|
}
|
|
|
|
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
static const value_string openflow_action_values[] = {
|
|
|
|
{ OFPAT_OUTPUT, "Output to switch port" },
|
|
|
|
{ OFPAT_SET_VLAN_VID, "Set the 802.1q VLAN id" },
|
|
|
|
{ OFPAT_SET_VLAN_PCP, "Set the 802.1q priority" },
|
|
|
|
{ OFPAT_STRIP_VLAN, "Strip the 802.1q header" },
|
|
|
|
{ OFPAT_SET_DL_SRC, "Ethernet source address" },
|
|
|
|
{ OFPAT_SET_DL_DST, "Ethernet destination address" },
|
|
|
|
{ OFPAT_SET_NW_SRC, "IP source address" },
|
|
|
|
{ OFPAT_SET_NW_DST, "IP destination address" },
|
|
|
|
{ OFPAT_SET_TP_SRC, "TCP/UDP source port" },
|
|
|
|
{ OFPAT_SET_TP_DST, "TCP/UDP destination port" },
|
|
|
|
{ OFPAT_VENDOR, "Vendor specific action"},
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
static int
|
|
|
|
dissect_openflow_action_header(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset)
|
|
|
|
{
|
|
|
|
guint16 action_type, action_len;
|
2014-08-17 20:11:15 +00:00
|
|
|
proto_item* ti;
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
/* uint16_t type; One of OFPAT_*. */
|
|
|
|
action_type = tvb_get_ntohs(tvb, offset);
|
2014-08-17 20:11:15 +00:00
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_action_type, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2013-11-10 10:46:13 +00:00
|
|
|
offset+=2;
|
|
|
|
/* Length of action, including this
|
|
|
|
* header. This is the length of action,
|
|
|
|
* including any padding to make it
|
|
|
|
* 64-bit aligned.
|
|
|
|
*/
|
|
|
|
action_len = tvb_get_ntohs(tvb, offset);
|
|
|
|
proto_tree_add_item(tree, hf_openflow_action_len, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
switch(action_type){
|
|
|
|
case OFPAT_OUTPUT:
|
|
|
|
/* uint16_t port; Output port. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_output_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
/* uint16_t max_len; Max length to send to controller. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_max_len, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
break;
|
|
|
|
default:
|
2014-08-17 20:11:15 +00:00
|
|
|
expert_add_info(pinfo, ti, &ei_openflow_action_type);
|
2013-11-10 10:46:13 +00:00
|
|
|
offset+=(action_len-4);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
static void
|
|
|
|
dissect_openflow_phy_port(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset)
|
|
|
|
{
|
|
|
|
proto_item *ti;
|
|
|
|
proto_tree *port_cnf_tree, *port_state_tree, *port_cf_tree;
|
|
|
|
|
|
|
|
proto_tree_add_item(tree, hf_openflow_port_no, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
proto_tree_add_item(tree, hf_openflow_hw_addr, tvb, offset, 6, ENC_NA);
|
|
|
|
offset+=6;
|
|
|
|
proto_tree_add_item(tree, hf_openflow_port_name, tvb, offset, OFP_MAX_PORT_NAME_LEN, ENC_ASCII|ENC_NA);
|
|
|
|
offset+=OFP_MAX_PORT_NAME_LEN;
|
|
|
|
|
|
|
|
/* Bitmap of OFPPC_* flags. */
|
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_port_config, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
port_cnf_tree = proto_item_add_subtree(ti, ett_openflow_port_cnf);
|
|
|
|
|
|
|
|
/* Port is administratively down. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_port_down, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Disable 802.1D spanning tree on port. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_stp, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Drop all packets except 802.1D spanning tree packets. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_recv, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Drop received 802.1D STP packets. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_recv_stp, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Do not include this port when flooding. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_flood, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Drop packets forwarded to port. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_fwd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Do not send packet-in msgs for port. */
|
|
|
|
proto_tree_add_item(port_cnf_tree, hf_openflow_no_packet_in, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
/* Bitmap of OFPPS_* flags. */
|
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_port_state, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
port_state_tree = proto_item_add_subtree(ti, ett_openflow_port_state);
|
|
|
|
|
|
|
|
/* No physical link present. */
|
|
|
|
proto_tree_add_item(port_state_tree, hf_openflow_link_down, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
/* Current features. */
|
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_port_curr, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
port_cf_tree = proto_item_add_subtree(ti, ett_openflow_port_cf);
|
|
|
|
/* 10 Mb half-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_10mb_hd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 10 Mb full-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_10mb_fd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 100 Mb half-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_100mb_hd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 100 Mb full-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_100mb_fd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 1 Gb half-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_1gb_hd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 1 Gb full-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_1gb_fd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* 10 Gb full-duplex rate support. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_10gb_fd, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Copper medium. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_copper, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Fiber medium. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_fiber, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Auto-negotiation. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_autoneg, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Pause. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_pause, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
/* Asymmetric pause. */
|
|
|
|
proto_tree_add_item(port_cf_tree, hf_openflow_pause_asym, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
/* Features being advertised by the port. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_port_advertised, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
/* Features supported by the port. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_port_supported, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
/* Features advertised by peer. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_port_peer, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#if 0
|
|
|
|
/*
|
|
|
|
* Switch features.
|
|
|
|
*/
|
|
|
|
|
|
|
|
struct ofp_switch_features {
|
|
|
|
struct ofp_header header;
|
|
|
|
uint64_t datapath_id; /* Datapath unique ID. The lower 48-bits are for
|
|
|
|
a MAC address, while the upper 16-bits are
|
|
|
|
implementer-defined. */
|
|
|
|
uint32_t n_buffers; /* Max packets buffered at once. */
|
|
|
|
uint8_t n_tables; /* Number of tables supported by datapath. */
|
|
|
|
uint8_t pad[3]; /* Align to 64-bits. */
|
|
|
|
/* Features. */
|
|
|
|
uint32_t capabilities; /* Bitmap of support "ofp_capabilities". */
|
|
|
|
uint32_t actions; /* Bitmap of supported "ofp_action_type"s. */
|
|
|
|
/* Port info.*/
|
|
|
|
struct ofp_phy_port ports[0]; /* Port definitions. The number of ports
|
|
|
|
is inferred from the length field in
|
|
|
|
the header. */
|
|
|
|
#endif
|
|
|
|
|
|
|
|
static void
|
|
|
|
dissect_openflow_features_reply_v1(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 length)
|
|
|
|
{
|
|
|
|
proto_item *ti;
|
|
|
|
proto_tree *path_id_tree, *cap_tree, *act_tree;
|
|
|
|
|
|
|
|
guint16 length_remaining;
|
|
|
|
|
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_datapath_id, tvb, offset, 8, ENC_BIG_ENDIAN);
|
|
|
|
path_id_tree = proto_item_add_subtree(ti, ett_openflow_path_id);
|
|
|
|
proto_tree_add_item(path_id_tree, hf_openflow_datapath_mac, tvb, offset, 6, ENC_NA);
|
|
|
|
offset+=6;
|
|
|
|
proto_tree_add_item(path_id_tree, hf_openflow_datapath_impl, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
proto_tree_add_item(tree, hf_openflow_n_buffers, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
proto_tree_add_item(tree, hf_openflow_n_tables, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
|
2014-09-22 23:06:12 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_features_reply_pad, tvb, offset, 3, ENC_NA);
|
2014-09-22 22:36:27 +00:00
|
|
|
offset+=3;
|
|
|
|
|
2013-11-10 10:46:13 +00:00
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_capabilities, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
cap_tree = proto_item_add_subtree(ti, ett_openflow_cap);
|
|
|
|
|
|
|
|
/* Dissect flags */
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_cap_flow_stats, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_table_stats, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_port_stats, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_group_stats, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_ip_reasm, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_queue_stats, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(cap_tree, hf_openflow_port_blocked, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
ti = proto_tree_add_item(tree, hf_openflow_actions, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
act_tree = proto_item_add_subtree(ti, ett_openflow_act);
|
|
|
|
/* Dissect flags */
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_output, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_vlan_vid, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_vlan_pcp, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_strip_vlan, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_dl_src, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_dl_dst, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_nw_src, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_nw_dst, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_nw_tos, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_tp_src, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_set_tp_dst, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
proto_tree_add_item(act_tree, hf_openflow_enqueue, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
length_remaining = length-32;
|
|
|
|
if(length_remaining > 0){
|
|
|
|
guint16 num_ports = length_remaining/48;
|
|
|
|
int i;
|
2014-11-25 05:43:06 +00:00
|
|
|
if((length_remaining&0x003f) != 0){
|
2013-11-10 10:46:13 +00:00
|
|
|
/* protocol_error */
|
|
|
|
}
|
|
|
|
for(i=0; i<num_ports ;i++){
|
|
|
|
proto_tree *port_tree;
|
|
|
|
|
2014-07-05 19:25:32 +00:00
|
|
|
port_tree = proto_tree_add_subtree_format(tree, tvb, offset, 48, ett_openflow_port, NULL, "Port data %u",i+1);
|
2013-11-10 10:46:13 +00:00
|
|
|
dissect_openflow_phy_port(tvb, pinfo, port_tree, offset);
|
|
|
|
offset+=48;
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
static void
|
|
|
|
dissect_openflow_switch_config(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, guint16 length _U_)
|
|
|
|
{
|
|
|
|
|
|
|
|
/* ofp_config_flags */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_config_flags, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
/* miss_send_len */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_miss_send_len, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
/*offset+=2;*/
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
#define OFPR_NO_MATCH 0 /* No matching flow (table-miss flow entry). */
|
|
|
|
#define OFPR_ACTION 1 /* Action explicitly output to controller. */
|
|
|
|
#define OFPR_INVALID_TTL 2 /* Packet has invalid TTL */
|
|
|
|
|
|
|
|
static const value_string openflow_reason_values[] = {
|
|
|
|
{ OFPR_NO_MATCH, "No matching flow (table-miss flow entry)" },
|
|
|
|
{ OFPR_ACTION, "Action explicitly output to controller" },
|
|
|
|
{ OFPR_INVALID_TTL, "Packet has invalid TTL" },
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
static void
|
|
|
|
dissect_openflow_pkt_in(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, guint16 length)
|
|
|
|
{
|
|
|
|
tvbuff_t *next_tvb;
|
|
|
|
|
|
|
|
/* uint32_t buffer_id; ID assigned by datapath. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_buffer_id, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
/* uint16_t total_len; Full length of frame. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_total_len, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* uint16_t in_port; Port on which frame was received. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_in_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* uint8_t reason; Reason packet is being sent (one of OFPR_*) */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_reason, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
|
2014-09-22 23:06:12 +00:00
|
|
|
proto_tree_add_item(tree, hf_openflow_pkt_in_pad, tvb, offset, 1, ENC_NA);
|
2013-11-10 10:46:13 +00:00
|
|
|
offset+=1;
|
|
|
|
|
2014-06-06 14:35:50 +00:00
|
|
|
next_tvb = tvb_new_subset_length(tvb, offset, length-offset);
|
2013-11-10 10:46:13 +00:00
|
|
|
call_dissector(eth_withoutfcs_handle, next_tvb, pinfo, tree);
|
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
static void
|
|
|
|
dissect_openflow_pkt_out(tvbuff_t *tvb, packet_info *pinfo _U_, proto_tree *tree, int offset, guint16 length _U_)
|
|
|
|
{
|
|
|
|
tvbuff_t *next_tvb;
|
|
|
|
gint32 buffer_id;
|
|
|
|
|
|
|
|
/* uint32_t buffer_id; ID assigned by datapath. */
|
|
|
|
buffer_id = tvb_get_ntohl(tvb, offset);
|
|
|
|
proto_tree_add_item(tree, hf_openflow_buffer_id, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
/* uint32_t in_port; Packet's input port or OFPP_CONTROLLER. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_in_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* uint16_t actions_len; Size of action array in bytes. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_actions_len, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* struct ofp_action_header actions[0]; Action list. */
|
|
|
|
offset = dissect_openflow_action_header(tvb, pinfo, tree, offset);
|
|
|
|
/* Packet data. The length is inferred
|
|
|
|
from the length field in the header.
|
|
|
|
(Only meaningful if buffer_id == -1.)
|
|
|
|
*/
|
|
|
|
if(buffer_id == -1){
|
2014-06-06 14:35:50 +00:00
|
|
|
next_tvb = tvb_new_subset_length(tvb, offset, length-offset);
|
2013-11-10 10:46:13 +00:00
|
|
|
call_dissector(eth_withoutfcs_handle, next_tvb, pinfo, tree);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
#define OFPFC_ADD 0 /* New flow. */
|
|
|
|
#define OFPFC_MODIFY 1 /* Modify all matching flows. */
|
|
|
|
#define OFPFC_MODIFY_STRICT 2 /* Modify entry strictly matching wildcards */
|
|
|
|
#define OFPFC_DELETE 3 /* Delete all matching flows. */
|
|
|
|
#define OFPFC_DELETE_STRICT 4 /* Strictly match wildcards and priority. */
|
|
|
|
|
|
|
|
static const value_string openflow_command_values[] = {
|
|
|
|
{ OFPFC_ADD, "New flow" },
|
|
|
|
{ OFPFC_MODIFY, "Modify all matching flows" },
|
|
|
|
{ OFPFC_MODIFY_STRICT, "Modify entry strictly matching wildcards" },
|
|
|
|
{ OFPFC_DELETE, "Delete all matching flows" },
|
|
|
|
{ OFPFC_DELETE_STRICT, "Strictly match wildcards and priority" },
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
|
|
|
|
|
|
|
static void
|
|
|
|
dissect_openflow_flow_mod(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 length _U_)
|
|
|
|
{
|
|
|
|
|
|
|
|
/* struct ofp_match match; Fields to match */
|
|
|
|
offset = dissect_openflow_ofp_match_v1(tvb, pinfo, tree, offset);
|
|
|
|
|
|
|
|
/* uint64_t cookie; Opaque controller-issued identifier. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_cookie, tvb, offset, 8, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 8;
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
/* uint16_t command; One of OFPFC_*. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_command, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
/* uint16_t idle_timeout; Idle time before discarding (seconds). */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_idle_timeout, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint16_t hard_timeout; Max time before discarding (seconds). */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_hard_timeout, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint16_t priority; Priority level of flow entry. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_priority, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint32_t buffer_id; Buffered packet to apply to, or OFP_NO_BUFFER.
|
|
|
|
Not meaningful for OFPFC_DELETE*.
|
|
|
|
*/
|
|
|
|
proto_tree_add_item(tree, hf_openflow_buffer_id, tvb, offset, 4, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 4;
|
2013-11-10 10:46:13 +00:00
|
|
|
/* uint32_t out_port; For OFPFC_DELETE* commands, require
|
|
|
|
matching entries to include this as an output port. A value of OFPP_ANY
|
|
|
|
indicates no restriction.
|
|
|
|
*/
|
|
|
|
proto_tree_add_item(tree, hf_openflow_out_port, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2016-01-18 13:56:35 +00:00
|
|
|
offset += 2;
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
/* uint16_t flags; One of OFPFF_*. */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_flags, tvb, offset, 2, ENC_BIG_ENDIAN);
|
2013-11-12 09:22:28 +00:00
|
|
|
/*offset+=2;*/
|
2013-11-10 10:46:13 +00:00
|
|
|
}
|
|
|
|
|
2016-01-18 13:56:35 +00:00
|
|
|
|
|
|
|
#define OFPST_DESC 0
|
|
|
|
#define OFPST_FLOW 1
|
|
|
|
#define OFPST_AGGREGATE 2
|
|
|
|
#define OFPST_TABLE 3
|
|
|
|
#define OFPST_PORT 4
|
|
|
|
#define OFPST_QUEUE 5
|
|
|
|
#define OFPST_VENDOR 0xffff
|
|
|
|
|
|
|
|
static const value_string openflow_stats_type_values[] = {
|
|
|
|
{ OFPST_DESC, "OFPST_DESC" },
|
|
|
|
{ OFPST_FLOW, "OFPST_FLOW" },
|
|
|
|
{ OFPST_AGGREGATE, "OFPST_AGGREGATE" },
|
|
|
|
{ OFPST_TABLE, "OFPST_TABLE" },
|
|
|
|
{ OFPST_PORT, "OFPST_PORT" },
|
|
|
|
{ OFPST_QUEUE, "OFPST_QUEUE" },
|
|
|
|
{ OFPST_VENDOR, "OFPST_VENDOR" },
|
|
|
|
{ 0, NULL }
|
|
|
|
};
|
|
|
|
static int
|
|
|
|
dissect_openflow_stats_req(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 length _U_)
|
|
|
|
{
|
|
|
|
proto_item *type_item;
|
|
|
|
guint32 type;
|
|
|
|
|
|
|
|
/* uint16_t type; */
|
|
|
|
type_item = proto_tree_add_item_ret_uint(tree, hf_openflow_v1_stats_type, tvb, offset, 2, ENC_BIG_ENDIAN, &type);
|
|
|
|
offset += 2;
|
|
|
|
/* uint16_t flags; OFPSF_REQ_* flags (none yet defined). */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_flags, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
|
|
|
/* uint8_t body[0]; Body of the request. */
|
|
|
|
switch (type) {
|
|
|
|
case OFPST_DESC:
|
|
|
|
/* The request body is empty. */
|
|
|
|
break;
|
|
|
|
case OFPST_FLOW:
|
|
|
|
dissect_openflow_flow_stats_request_v1(tvb, pinfo, tree, offset);
|
|
|
|
break;
|
|
|
|
default:
|
|
|
|
expert_add_info(pinfo, type_item, &ei_openflow_1_0_type);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
|
|
|
static int
|
|
|
|
dissect_openflow_stats_resp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, int offset, guint16 length)
|
|
|
|
{
|
|
|
|
|
|
|
|
proto_item *type_item;
|
|
|
|
guint32 type;
|
|
|
|
|
|
|
|
/* uint16_t type; */
|
|
|
|
type_item = proto_tree_add_item_ret_uint(tree, hf_openflow_v1_stats_type, tvb, offset, 2, ENC_BIG_ENDIAN, &type);
|
|
|
|
offset += 2;
|
|
|
|
/* uint16_t flags; OFPSF_REQ_ */
|
|
|
|
proto_tree_add_item(tree, hf_openflow_flags, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset += 2;
|
|
|
|
/* uint8_t body[0]; Body of the request. */
|
|
|
|
if (length == 12 ) {
|
|
|
|
/* No body */
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
switch (type) {
|
|
|
|
case OFPST_DESC:
|
|
|
|
/* The request body is empty. */
|
|
|
|
break;
|
|
|
|
case OFPST_FLOW:
|
|
|
|
/* fall trough */
|
|
|
|
default:
|
|
|
|
expert_add_info(pinfo, type_item, &ei_openflow_1_0_type);
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
|
|
|
return offset;
|
|
|
|
}
|
|
|
|
|
2013-11-10 10:46:13 +00:00
|
|
|
static int
|
|
|
|
dissect_openflow_v1(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _U_)
|
|
|
|
{
|
2014-08-17 20:11:15 +00:00
|
|
|
proto_item *ti, *type_item;
|
2013-11-10 10:46:13 +00:00
|
|
|
proto_tree *openflow_tree;
|
|
|
|
guint offset = 0;
|
|
|
|
guint8 type;
|
|
|
|
guint16 length;
|
|
|
|
|
|
|
|
type = tvb_get_guint8(tvb, 1);
|
|
|
|
|
|
|
|
col_append_fstr(pinfo->cinfo, COL_INFO, "Type: %s",
|
2014-11-25 05:43:06 +00:00
|
|
|
val_to_str_ext_const(type, &openflow_1_0_type_values_ext, "Unknown message type"));
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
/* Stop the Ethernet frame from overwriting the columns */
|
|
|
|
if((type == OFPT_1_0_PACKET_IN) || (type == OFPT_1_0_PACKET_OUT)){
|
2016-06-14 15:55:08 +00:00
|
|
|
col_set_writable(pinfo->cinfo, -1, FALSE);
|
2013-11-10 10:46:13 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
/* Create display subtree for the protocol */
|
|
|
|
ti = proto_tree_add_item(tree, proto_openflow_v1, tvb, 0, -1, ENC_NA);
|
|
|
|
openflow_tree = proto_item_add_subtree(ti, ett_openflow);
|
|
|
|
|
|
|
|
/* A.1 OpenFlow Header. */
|
|
|
|
/* OFP_VERSION. */
|
|
|
|
proto_tree_add_item(openflow_tree, hf_openflow_version, tvb, offset, 1, ENC_BIG_ENDIAN);
|
|
|
|
offset++;
|
|
|
|
|
|
|
|
/* One of the OFPT_ constants. */
|
2014-08-17 20:11:15 +00:00
|
|
|
type_item = proto_tree_add_item(openflow_tree, hf_openflow_1_0_type, tvb, offset, 1, ENC_BIG_ENDIAN);
|
2013-11-10 10:46:13 +00:00
|
|
|
offset++;
|
|
|
|
|
|
|
|
/* Length including this ofp_header. */
|
|
|
|
length = tvb_get_ntohs(tvb, offset);
|
|
|
|
proto_tree_add_item(openflow_tree, hf_openflow_length, tvb, offset, 2, ENC_BIG_ENDIAN);
|
|
|
|
offset+=2;
|
|
|
|
|
|
|
|
/* Transaction id associated with this packet. Replies use the same id as was in the request
|
|
|
|
* to facilitate pairing.
|
|
|
|
*/
|
|
|
|
proto_tree_add_item(openflow_tree, hf_openflow_xid, tvb, offset, 4, ENC_BIG_ENDIAN);
|
|
|
|
offset+=4;
|
|
|
|
|
|
|
|
switch(type){
|
|
|
|
case OFPT_1_0_HELLO: /* 0 */
|
|
|
|
/* 5.5.1 Hello
|
|
|
|
* The OFPT_HELLO message has no body;
|
|
|
|
*/
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_FEATURES_REQUEST: /* 5 */
|
|
|
|
/* 5.3.1 Handshake
|
|
|
|
* Upon TLS session establishment, the controller sends an OFPT_FEATURES_REQUEST
|
|
|
|
* message. This message does not contain a body beyond the OpenFlow header.
|
|
|
|
*/
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_FEATURES_REPLY: /* 6 */
|
|
|
|
dissect_openflow_features_reply_v1(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_GET_CONFIG_REQUEST: /* 7 */
|
|
|
|
/* A.3.2 There is no body for OFPT_GET_CONFIG_REQUEST beyond the OpenFlow header. */
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_GET_CONFIG_REPLY: /* 8 */
|
|
|
|
/* Fall trough */
|
|
|
|
case OFPT_1_0_SET_CONFIG: /* 9 */
|
|
|
|
dissect_openflow_switch_config(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_PACKET_IN: /* 10 */
|
|
|
|
dissect_openflow_pkt_in(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_PACKET_OUT: /* 13 */
|
|
|
|
dissect_openflow_pkt_out(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_FLOW_MOD: /* 14 */
|
|
|
|
dissect_openflow_flow_mod(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
2016-01-18 13:56:35 +00:00
|
|
|
case OFPT_1_0_STATS_REQUEST: /* 16 */
|
|
|
|
dissect_openflow_stats_req(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
|
|
|
case OFPT_1_0_STATS_REPLY: /* 17 */
|
|
|
|
dissect_openflow_stats_resp(tvb, pinfo, openflow_tree, offset, length);
|
|
|
|
break;
|
2013-11-10 10:46:13 +00:00
|
|
|
default:
|
|
|
|
if(length>8){
|
2014-08-17 20:11:15 +00:00
|
|
|
expert_add_info(pinfo, type_item, &ei_openflow_1_0_type);
|
2013-11-10 10:46:13 +00:00
|
|
|
}
|
|
|
|
break;
|
|
|
|
}
|
|
|
|
|
2014-05-04 19:20:54 +00:00
|
|
|
return tvb_reported_length(tvb);
|
2013-11-10 10:46:13 +00:00
|
|
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
|
|
/*
|
|
|
|
* Register the protocol with Wireshark.
|
|
|
|
*/
|
|
|
|
void
|
|
|
|
proto_register_openflow_v1(void)
|
|
|
|
{
|
|
|
|
static hf_register_info hf[] = {
|
|
|
|
{ &hf_openflow_version,
|
|
|
|
{ "Version", "openflow.version",
|
|
|
|
FT_UINT8, BASE_HEX, VALS(openflow_version_values), 0x7f,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_1_0_type,
|
|
|
|
{ "Type", "openflow_1_0.type",
|
2014-11-25 05:43:06 +00:00
|
|
|
FT_UINT8, BASE_DEC | BASE_EXT_STRING, &openflow_1_0_type_values_ext, 0x0,
|
2013-11-10 10:46:13 +00:00
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_xid,
|
|
|
|
{ "Transaction ID", "openflow.xid",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_length,
|
|
|
|
{ "Length", "openflow.length",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_datapath_id,
|
|
|
|
{ "Datapath unique ID", "openflow.datapath_id",
|
|
|
|
FT_UINT64, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_datapath_mac,
|
|
|
|
{ "MAC addr", "openflow.datapath_mac",
|
|
|
|
FT_ETHER, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_datapath_impl,
|
|
|
|
{ "Implementers part", "openflow.datapath_imp",
|
|
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_n_buffers,
|
|
|
|
{ "n_buffers", "openflow.n_buffers",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_n_tables,
|
|
|
|
{ "n_tables", "openflow.n_tables",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#if 0
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_auxiliary_id,
|
|
|
|
{ "auxiliary_id", "openflow.auxiliary_id",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#endif
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_capabilities,
|
|
|
|
{ "capabilities", "openflow.capabilities",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_actions,
|
|
|
|
{ "actions", "openflow.actions",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#if 0
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_reserved32,
|
|
|
|
{ "Reserved", "openflow.reserved32",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#endif
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_cap_flow_stats,
|
|
|
|
{ "Flow statistics", "openflow.flow_stats",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_FLOW_STATS,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_table_stats,
|
|
|
|
{ "Table statistics", "openflow.table_stats",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_TABLE_STATS,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_stats,
|
|
|
|
{ "Port statistics", "openflow.port_stats",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_PORT_STATS,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_group_stats,
|
|
|
|
{ "Group statistics", "openflow.group_stats",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_GROUP_STATS,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ip_reasm,
|
|
|
|
{ "Can reassemble IP fragments", "openflow.ip_reasm",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_IP_REASM,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_queue_stats,
|
|
|
|
{ "Queue statistics", "openflow.queue_stats",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_QUEUE_STATS,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_blocked,
|
|
|
|
{ "Switch will block looping ports", "openflow.port_blocked",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPC_PORT_BLOCKED,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_output,
|
|
|
|
{ "Output to switch port", "openflow.output",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_OUTPUT_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_vlan_vid,
|
|
|
|
{ "Set the 802.1q VLAN id", "openflow.set_vlan_vid",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_VLAN_VID_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_vlan_pcp,
|
|
|
|
{ "Set the 802.1q priority", "openflow.set_vlan_pcp",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_VLAN_PCP_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_strip_vlan,
|
|
|
|
{ "Strip the 802.1q header", "openflow.strip_vlan",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_STRIP_VLAN_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_dl_src,
|
|
|
|
{ "Ethernet source address", "openflow.set_dl_src",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_DL_SRC_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_dl_dst,
|
|
|
|
{ "Ethernet destination address", "openflow.set_dl_ds",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_DL_DST_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_nw_src,
|
|
|
|
{ "IP source address", "openflow.set_nw_src",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_NW_SRC_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_nw_dst,
|
|
|
|
{ "IP destination address", "openflow.set_nw_ds",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_NW_DST_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_nw_tos,
|
|
|
|
{ "IP ToS (DSCP field, 6 bits)", "openflow.set_nw_tos",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_NW_TOS_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_tp_src,
|
|
|
|
{ "TCP/UDP source port", "openflow.set_tp_src",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_TP_SRC_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_set_tp_dst,
|
|
|
|
{ "TCP/UDP destination port", "openflow.set_tp_dst",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_SET_TP_DST_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_enqueue,
|
|
|
|
{ "Output to queue", "openflow.enqueue",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPAT_ENQUEUE_MASK,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_no,
|
|
|
|
{ "Port number", "openflow.port_no",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_hw_addr,
|
|
|
|
{ "HW Address", "openflow.hw_add",
|
|
|
|
FT_ETHER, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_name,
|
2014-11-25 18:49:12 +00:00
|
|
|
{ "Port Name", "openflow.port_name",
|
2013-11-10 10:46:13 +00:00
|
|
|
FT_STRING, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_config,
|
|
|
|
{ "Config flags", "openflow.port_config",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_state,
|
|
|
|
{ "State flags", "openflow.port_state",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_curr,
|
|
|
|
{ "Current features", "openflow.port_curr",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_advertised,
|
|
|
|
{ "Advertised features", "openflow.port_advertised",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_supported,
|
|
|
|
{ "Features supported", "openflow.port_supported",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_peer,
|
|
|
|
{ "Features advertised by peer", "openflow.port_peer",
|
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_port_down,
|
|
|
|
{ "Port is administratively down", "openflow.port_down",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_PORT_DOWN,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_stp,
|
|
|
|
{ "Disable 802.1D spanning tree on port", "openflow.no_stp",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_STP,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_recv,
|
|
|
|
{ "Drop all packets except 802.1D spanning tree packets", "openflow.no_recv",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_RECV,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_recv_stp,
|
2014-11-25 18:49:12 +00:00
|
|
|
{ "Drop received 802.1D STP packets", "openflow.no_recv_stp",
|
2013-11-10 10:46:13 +00:00
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_RECV_STP,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_flood,
|
|
|
|
{ "Do not include this port when flooding", "openflow.no_flood",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_FLOOD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_fwd,
|
|
|
|
{ "Drop packets forwarded to port", "openflow.no_fwd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_FWD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_no_packet_in,
|
|
|
|
{ "Do not send packet-in msgs for port", "openflow.no_packet_in",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPC_NO_PACKET_IN,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_link_down,
|
|
|
|
{ "No physical link present", "openflow.link_down",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPS_LINK_DOWN,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_10mb_hd,
|
|
|
|
{ "10 Mb half-duplex rate support", "openflow.10mb_hd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_10MB_HD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_10mb_fd,
|
|
|
|
{ "10 Mb full-duplex rate support", "openflow.10mb_fd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_10MB_FD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_100mb_hd,
|
|
|
|
{ "100 Mb half-duplex rate support", "openflow.100mb_hd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_100MB_HD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_100mb_fd,
|
|
|
|
{ "100 Mb full-duplex rate support", "openflow.100mb_0fd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_100MB_FD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_1gb_hd,
|
|
|
|
{ "1 Gb half-duplex rate support", "openflow.1gb_hd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_1GB_HD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_1gb_fd,
|
|
|
|
{ "1 Gb full-duplex rate support", "openflow.1gb_fd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_1GB_FD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_10gb_fd,
|
|
|
|
{ "10 Gb full-duplex rate support", "openflow.10gb_fd",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_10GB_FD,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_copper,
|
|
|
|
{ "Copper medium", "openflow.copper",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_COPPER,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_fiber,
|
|
|
|
{ "Fiber medium", "openflow.fiber",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_FIBER,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_autoneg,
|
|
|
|
{ "Auto-negotiation", "openflow.autoneg",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_AUTONEG,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_pause,
|
|
|
|
{ "Pause", "openflow.pause",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_PAUSE,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_pause_asym,
|
|
|
|
{ "Asymmetric pause", "openflow.pause_asym",
|
|
|
|
FT_BOOLEAN, 32, NULL, OFPPF_PAUSE_ASYM,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_config_flags,
|
|
|
|
{ "Config flags", "openflow.config_flags",
|
|
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_miss_send_len,
|
|
|
|
{ "Max bytes of packet", "openflow.miss_send_len",
|
|
|
|
FT_UINT16, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_buffer_id,
|
2014-04-16 07:22:45 +00:00
|
|
|
{ "Buffer Id", "openflow.buffer_id",
|
2013-11-10 10:46:13 +00:00
|
|
|
FT_UINT32, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_total_len,
|
|
|
|
{ "Total length", "openflow.total_len",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_in_port,
|
|
|
|
{ "In port", "openflow.in_port",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_reason,
|
|
|
|
{ "Reason", "openflow.reason",
|
|
|
|
FT_UINT8, BASE_DEC, VALS(openflow_reason_values), 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-09-22 23:06:12 +00:00
|
|
|
|
|
|
|
{ &hf_openflow_pkt_in_pad,
|
|
|
|
{ "Pad", "openflow.pkt_in.pad",
|
|
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_table_id,
|
|
|
|
{ "Table Id", "openflow.table_id",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_cookie,
|
|
|
|
{ "Cookie", "openflow.cookie",
|
|
|
|
FT_UINT64, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#if 0
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_cookie_mask,
|
2014-11-25 18:49:12 +00:00
|
|
|
{ "Cookie mask", "openflow.cookie_mask",
|
2013-11-10 10:46:13 +00:00
|
|
|
FT_UINT64, BASE_HEX, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#endif
|
2014-09-22 23:06:12 +00:00
|
|
|
{ &hf_openflow_features_reply_pad,
|
|
|
|
{ "Pad", "openflow.features_reply.pad",
|
2014-09-22 22:36:27 +00:00
|
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_actions_len,
|
|
|
|
{ "Actions length", "openflow.actions_len",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_action_type,
|
|
|
|
{ "Actions type", "openflow.action_typ",
|
|
|
|
FT_UINT16, BASE_DEC, VALS(openflow_action_values), 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_action_len,
|
|
|
|
{ "Action length", "openflow.action_len",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_output_port,
|
|
|
|
{ "Output port", "openflow.output_port",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_max_len,
|
|
|
|
{ "Max length", "openflow.max_len",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_wildcards,
|
|
|
|
{ "Wildcards", "openflow.wildcards",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_command,
|
|
|
|
{ "Command", "openflow.command",
|
|
|
|
FT_UINT16, BASE_DEC, VALS(openflow_command_values), 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_eth_src,
|
|
|
|
{ "Ethernet source address", "openflow.eth_src",
|
|
|
|
FT_ETHER, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_eth_dst,
|
2014-11-25 18:49:12 +00:00
|
|
|
{ "Ethernet destination address", "openflow.eth_dst",
|
2013-11-10 10:46:13 +00:00
|
|
|
FT_ETHER, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_dl_vlan,
|
|
|
|
{ "Input VLAN id", "openflow.dl_vlan",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_dl_vlan_pcp,
|
|
|
|
{ "Input VLAN priority", "openflow.dl_vlan_pcp",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-09-22 23:06:12 +00:00
|
|
|
{ &hf_openflow_ofp_match_pad,
|
|
|
|
{ "Pad", "openflow.ofp_match.pad",
|
|
|
|
FT_BYTES, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2016-01-18 13:56:35 +00:00
|
|
|
{ &hf_openflow_match_dl_type,
|
|
|
|
{ "Dl type", "openflow.ofp_match.dl_type",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ofp_match_tos,
|
|
|
|
{ "IP ToS", "openflow.ofp_match.tos",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ofp_match_nw_proto,
|
|
|
|
{ "IP protocol", "openflow.ofp_match.nw_proto",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2016-01-20 20:32:19 +00:00
|
|
|
{ &hf_openflow_ofp_source_addr,
|
|
|
|
{ "Source Address", "openflow.ofp_match.source_addr",
|
|
|
|
FT_IPv4, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ofp_dest_addr,
|
|
|
|
{ "Destination Address", "openflow.ofp_match.dest_addr",
|
|
|
|
FT_IPv4, BASE_NONE, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ofp_source_port,
|
|
|
|
{ "Source Port", "openflow.ofp_match.source_port",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_ofp_dest_port,
|
|
|
|
{ "Destination Port", "openflow.ofp_match.dest_port",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_idle_timeout,
|
|
|
|
{ "Idle time-out", "openflow.idle_timeout",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_hard_timeout,
|
|
|
|
{ "hard time-out", "openflow.hard_timeout",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_priority,
|
|
|
|
{ "Priority", "openflow.priority",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_out_port,
|
|
|
|
{ "Out port", "openflow.out_port",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#if 0
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_out_group,
|
|
|
|
{ "Out group", "openflow.out_group",
|
|
|
|
FT_UINT32, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2014-01-28 03:06:03 +00:00
|
|
|
#endif
|
2013-11-10 10:46:13 +00:00
|
|
|
{ &hf_openflow_flags,
|
|
|
|
{ "Flags", "openflow.flags",
|
|
|
|
FT_UINT16, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2016-01-18 13:56:35 +00:00
|
|
|
{ &hf_openflow_v1_stats_type,
|
|
|
|
{ "Type", "openflow.stats.type",
|
|
|
|
FT_UINT16, BASE_DEC, VALS(openflow_stats_type_values), 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
|
|
|
{ &hf_openflow_v1_flow_stats_request_pad,
|
|
|
|
{ "Pad", "openflow.stats.request_pad",
|
|
|
|
FT_UINT8, BASE_DEC, NULL, 0x0,
|
|
|
|
NULL, HFILL }
|
|
|
|
},
|
2013-11-10 10:46:13 +00:00
|
|
|
};
|
|
|
|
|
|
|
|
static gint *ett[] = {
|
|
|
|
&ett_openflow,
|
|
|
|
&ett_openflow_path_id,
|
|
|
|
&ett_openflow_cap,
|
|
|
|
&ett_openflow_act,
|
|
|
|
&ett_openflow_port,
|
|
|
|
&ett_openflow_port_cnf,
|
|
|
|
&ett_openflow_port_state,
|
|
|
|
&ett_openflow_port_cf
|
|
|
|
};
|
|
|
|
|
2014-08-17 20:11:15 +00:00
|
|
|
static ei_register_info ei[] = {
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2016-06-04 03:45:10 +00:00
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#if 0
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2014-08-17 20:11:15 +00:00
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{ &ei_openflow_undecoded_data, { "openflow.undecoded_data", PI_UNDECODED, PI_WARN, "Data not dissected yet", EXPFILL }},
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2016-06-04 03:45:10 +00:00
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#endif
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2014-08-17 20:11:15 +00:00
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{ &ei_openflow_action_type, { "openflow.action_typ.undecoded", PI_UNDECODED, PI_WARN, "Action not dissected yet", EXPFILL }},
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{ &ei_openflow_1_0_type, { "openflow_1_0.type.undecoded", PI_UNDECODED, PI_WARN, "Message data not dissected yet", EXPFILL }},
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};
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expert_module_t* expert_openflow_v1;
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2013-11-10 10:46:13 +00:00
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/* Register the protocol name and description */
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proto_openflow_v1 = proto_register_protocol("OpenFlow 1.0",
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"openflow_v1", "openflow_v1");
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2015-12-09 04:04:01 +00:00
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register_dissector("openflow_v1", dissect_openflow_v1, proto_openflow_v1);
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2013-11-10 10:46:13 +00:00
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/* Required function calls to register the header fields and subtrees */
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proto_register_field_array(proto_openflow_v1, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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2014-08-17 20:11:15 +00:00
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expert_openflow_v1 = expert_register_protocol(proto_openflow_v1);
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expert_register_field_array(expert_openflow_v1, ei, array_length(ei));
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2013-11-10 10:46:13 +00:00
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}
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2014-08-14 17:51:36 +00:00
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2016-03-16 13:02:52 +00:00
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void
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proto_reg_handoff_openflow_v1(void)
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{
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eth_withoutfcs_handle = find_dissector_add_dependency("eth_withoutfcs", proto_openflow_v1);
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}
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2014-08-14 17:51:36 +00:00
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/*
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* Editor modelines - http://www.wireshark.org/tools/modelines.html
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*
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* Local variables:
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* c-basic-offset: 4
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* tab-width: 8
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* indent-tabs-mode: nil
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* End:
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*
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* vi: set shiftwidth=4 tabstop=8 expandtab:
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* :indentSize=4:tabSize=8:noTabs=true:
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*/
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