Add SparkplugB dissector
Add a dissector for SparkplugB as a heuristic subdissector of MQTT and which calls protobuf to dissect the messages payload.pespin/racap
Graham Bloice
parent
2c62e2eb3f
commit
f6ad4812a2
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@ -2274,6 +2274,23 @@ add_custom_command(
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WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
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)
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file(GLOB _protobuf_src_files RELATIVE "${CMAKE_SOURCE_DIR}" protobuf/*.proto)
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set (_protobuf_data_files)
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foreach(_data_file ${_protobuf_src_files})
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list(APPEND _protobuf_data_files "${DATAFILE_DIR}/${_data_file}")
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endforeach()
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add_custom_command(
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OUTPUT ${_protobuf_data_files}
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COMMAND ${CMAKE_COMMAND} -E make_directory "${DATAFILE_DIR}/protobuf"
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COMMAND ${CMAKE_COMMAND} -E copy_if_different
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"${_protobuf_src_files}"
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"${DATAFILE_DIR}/protobuf"
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VERBATIM
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DEPENDS ${_protobuf_src_files}
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WORKING_DIRECTORY "${CMAKE_SOURCE_DIR}"
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)
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file(GLOB _profiles_src_files RELATIVE "${CMAKE_SOURCE_DIR}" profiles/*/*)
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set (_profiles_data_files)
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foreach(_data_file ${_profiles_src_files})
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@ -2290,6 +2307,7 @@ list(APPEND copy_data_files_depends
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${_dtds_data_files}
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${_diameter_data_files}
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${_radius_data_files}
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${_protobuf_data_files}
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${_profiles_data_files}
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)
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4
NEWS
4
NEWS
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@ -86,8 +86,8 @@ Wireshark 3.5.0 Release Notes
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New Protocol Support
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Kerberos SPAKE, O-RAN fronthaul UC-plane (O-RAN), PDU Transport
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Protocol, R09.x (R09), State Synchronization Protocol (SSyncP), and
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UAVCAN\CAN
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Protocol, R09.x (R09), SparkplugB, State Synchronization Protocol (SSyncP),
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and UAVCAN\CAN.
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Updated Protocol Support
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@ -88,6 +88,7 @@ They previously shipped with Npcap 1.20.
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Kerberos SPAKE
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O-RAN fronthaul UC-plane (O-RAN)
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PDU Transport Protocol
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SparkplugB
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State Synchronization Protocol (SSyncP)
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UAVCAN\CAN
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R09.x (R09)
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@ -1773,6 +1773,7 @@ set(DISSECTOR_SRC
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${CMAKE_CURRENT_SOURCE_DIR}/packet-someip.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-someip-sd.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-soupbintcp.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-sparkplug.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-spdy.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-spice.c
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${CMAKE_CURRENT_SOURCE_DIR}/packet-spp.c
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@ -752,7 +752,7 @@ static gboolean mqtt_user_decode_message(proto_tree *tree, proto_tree *mqtt_tree
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message_decode_entry->payload_proto_name);
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proto_item_set_generated(ti);
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call_dissector(message_decode_entry->payload_proto, msg_tvb, pinfo, tree);
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call_dissector_with_data(message_decode_entry->payload_proto, msg_tvb, pinfo, tree, (void*)topic_str);
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}
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}
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@ -0,0 +1,169 @@
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/* packet-sparkplug.c
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* Routines for Sparkplug dissection
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* Copyright 2021 Graham Bloice <graham.bloice<at>trihedral.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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* SPDX-License-Identifier: GPL-2.0-or-later
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*/
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#include "config.h"
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#include <epan/packet.h>
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#include <epan/expert.h>
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/*
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* See
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*
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* https://cirrus-link.com/mqtt-sparkplug-tahu/
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*
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* and the specification is at
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*
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* https://www.eclipse.org/tahu/spec/Sparkplug%20Topic%20Namespace%20and%20State%20ManagementV2.2-with%20appendix%20B%20format%20-%20Eclipse.pdf
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*
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*/
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/* Prototypes */
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/* (Required to prevent [-Wmissing-prototypes] warnings */
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void proto_reg_handoff_sparkplug(void);
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/* Initialize the protocol field */
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static int proto_sparkplugb = -1;
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/* Initialize the subtree pointers */
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static gint ett_sparkplugb = -1;
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static gint ett_sparkplugb_namespace = -1;
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/* The handle to the protobuf dissector */
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dissector_handle_t protobuf_handle = NULL;
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/* The hf items */
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static int hf_sparkplugb_namespace = -1;
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static int hf_sparkplugb_groupid = -1;
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static int hf_sparkplugb_messagetype = -1;
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static int hf_sparkplugb_edgenodeid = -1;
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static int hf_sparkplugb_deviceid = -1;
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/* The expert info items */
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static expert_field ei_sparkplugb_missing_groupid = EI_INIT;
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static expert_field ei_sparkplugb_missing_messagetype = EI_INIT;
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static expert_field ei_sparkplugb_missing_edgenodeid = EI_INIT;
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static gboolean
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dissect_sparkplugb(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data)
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{
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proto_item *ti;
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proto_tree *sparkplugb_tree, *namespace_tree;
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gchar **topic_elements, **current_element;
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char *topic = (char *)data;
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/* Parse the topic into the elements */
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topic_elements = g_strsplit(topic, "/", 5);
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/* Heuristic check that the first element of the topic is the SparkplugB namespace */
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if (!topic_elements || (strcmp("spBv1.0", topic_elements[0]) != 0)) {
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return FALSE;
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}
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/* Make entries in Protocol column */
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col_set_str(pinfo->cinfo, COL_PROTOCOL, "SparkplugB");
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/* Adjust the info column */
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col_clear(pinfo->cinfo, COL_INFO);
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col_set_str(pinfo->cinfo, COL_INFO, "SparkplugB");
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/* create display subtree for the protocol */
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ti = proto_tree_add_item(tree, proto_sparkplugb, tvb, 0, -1, ENC_NA);
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sparkplugb_tree = proto_item_add_subtree(ti, ett_sparkplugb);
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/* Add the elements parsed out from the topic string */
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namespace_tree = proto_tree_add_subtree(sparkplugb_tree, tvb, 0, 0, ett_sparkplugb_namespace, &ti, "Topic Namespace");
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proto_item_set_generated(ti);
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current_element = topic_elements;
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ti = proto_tree_add_string(namespace_tree, hf_sparkplugb_namespace, tvb, 0, 0, current_element[0]);
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proto_item_set_generated(ti);
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current_element += 1;
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ti = proto_tree_add_string(namespace_tree, hf_sparkplugb_groupid, tvb, 0, 0, current_element[0]);
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proto_item_set_generated(ti);
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if (!current_element[0]) {
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expert_add_info(pinfo, ti, &ei_sparkplugb_missing_groupid);
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}
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/* Adjust the info colum text with the message type */
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current_element += 1;
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if (current_element[0]) {
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col_append_sep_str(pinfo->cinfo, COL_INFO, NULL, current_element[0]);
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col_set_fence(pinfo->cinfo, COL_INFO);
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}
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ti = proto_tree_add_string(namespace_tree, hf_sparkplugb_messagetype, tvb, 0, 0, current_element[0]);
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proto_item_set_generated(ti);
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if (!current_element[0]) {
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expert_add_info(pinfo, ti, &ei_sparkplugb_missing_messagetype);
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}
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current_element += 1;
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ti = proto_tree_add_string(namespace_tree, hf_sparkplugb_edgenodeid, tvb, 0, 0, current_element[0]);
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proto_item_set_generated(ti);
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if (!current_element[0]) {
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expert_add_info(pinfo, ti, &ei_sparkplugb_missing_edgenodeid);
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}
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/* Device ID is optional */
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current_element += 1;
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ti = proto_tree_add_string(namespace_tree, hf_sparkplugb_deviceid, tvb, 0, 0, current_element[0]);
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proto_item_set_generated(ti);
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g_strfreev(topic_elements);
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/* Now handoff the Payload message to the protobuf dissector */
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call_dissector_with_data(protobuf_handle, tvb, pinfo, sparkplugb_tree, "message,com.cirruslink.sparkplug.protobuf.Payload");
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return TRUE;
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}
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void proto_register_sparkplug(void)
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{
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expert_module_t* expert_sparkplugb;
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static gint *ett[] = {
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&ett_sparkplugb,
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&ett_sparkplugb_namespace
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};
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static hf_register_info hf[] = {
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{&hf_sparkplugb_namespace, {"Namespace", "sparkplugb.namespace", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{&hf_sparkplugb_groupid, {"Group ID", "sparkplugb.groupid", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{&hf_sparkplugb_messagetype, {"Message Type", "sparkplugb.messagetype", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{&hf_sparkplugb_edgenodeid, {"Edge Node ID", "sparkplugb.edgenodeid", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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{&hf_sparkplugb_deviceid, {"Device ID", "sparkplugb.deviceid", FT_STRING, BASE_NONE, NULL, 0x0, NULL, HFILL}},
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};
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static ei_register_info ei[] = {
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{ &ei_sparkplugb_missing_groupid, { "sparkplugb.missing_groupid", PI_MALFORMED, PI_ERROR, "Missing Group ID", EXPFILL }},
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{ &ei_sparkplugb_missing_messagetype, { "sparkplugb.missing_messagetype", PI_MALFORMED, PI_ERROR, "Missing Message Type", EXPFILL }},
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{ &ei_sparkplugb_missing_edgenodeid, { "sparkplugb.missing_edgenodeid", PI_MALFORMED, PI_ERROR, "Missing Edge Node ID", EXPFILL }},
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};
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/* Register the protocol name and description, fields and trees */
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proto_sparkplugb = proto_register_protocol("SparkplugB", "SparkplugB", "sparkplugb");
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register_dissector("sparkplugb", dissect_sparkplugb, proto_sparkplugb);
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proto_register_field_array(proto_sparkplugb, hf, array_length(hf));
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proto_register_subtree_array(ett, array_length(ett));
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expert_sparkplugb = expert_register_protocol(proto_sparkplugb);
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expert_register_field_array(expert_sparkplugb, ei, array_length(ei));
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}
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void proto_reg_handoff_sparkplug(void)
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{
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protobuf_handle = find_dissector_add_dependency("protobuf", proto_sparkplugb);
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/* register as heuristic dissector with MQTT */
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heur_dissector_add("mqtt.topic", dissect_sparkplugb, "SparkplugB over MQTT",
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"sparkplugb_mqtt", proto_sparkplugb, HEURISTIC_ENABLE);
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}
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@ -215,6 +215,7 @@ Delete "$INSTDIR\snmp\*.*"
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Delete "$INSTDIR\snmp\mibs\*.*"
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Delete "$INSTDIR\styles\translations\*.*"
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Delete "$INSTDIR\styles\*.*"
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Delete "$INSTDIR\protobuf\*.*"
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Delete "$INSTDIR\tpncp\*.*"
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Delete "$INSTDIR\translations\*.*"
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Delete "$INSTDIR\ui\*.*"
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@ -295,6 +296,7 @@ RMDir "$INSTDIR\snmp\mibs"
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RMDir "$INSTDIR\snmp"
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RMDir "$INSTDIR\radius"
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RMDir "$INSTDIR\dtds"
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RMDir "$INSTDIR\protobuf"
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RMDir "$INSTDIR\tpncp"
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RMDir "$INSTDIR\translations"
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RMDir "$INSTDIR\ui"
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@ -857,6 +857,12 @@ SetOutPath $INSTDIR
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; Create the extcap directory
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CreateDirectory $INSTDIR\extcap
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;
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; install the protobuf .proto definitions in the protobuf subdirectory
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;
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SetOutPath $INSTDIR\protobuf
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File "${STAGING_DIR}\protobuf\sparkplug_b.proto"
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; Install the TPNCP DAT file in the "tpncp" subdirectory
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; of the installation directory.
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SetOutPath $INSTDIR\tpncp
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@ -221,6 +221,20 @@
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</ComponentGroup>
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</Fragment>
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<!-- protobuf TLV definitions -->
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<Fragment>
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<DirectoryRef Id="dirProtobuf">
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<Component Id="cmpProtobuf_sparkplug_b_proto" Guid="*">
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<File Id="filProtobuf_sparkplug_b_proto" KeyPath="yes" Source="$(var.Protobuf.Dir)\sparkplug_b.proto" />
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</Component>
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</DirectoryRef>
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</Fragment>
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<Fragment>
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<ComponentGroup Id="CG.Protobuf">
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<ComponentRef Id="cmpProtobuf_sparkplug_b_proto" />
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</ComponentGroup>
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</Fragment>
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<!-- TShark -->
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<Fragment>
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<DirectoryRef Id="INSTALLFOLDER">
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@ -30,6 +30,7 @@
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<Directory Id="dirTpncp" Name="tpncp"/>
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<Directory Id="dirTranslations" Name="translations"/>
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<Directory Id="dirWimaxasncp" Name="wimaxasncp"/>
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<Directory Id="dirProtobuf" Name="protobuf"/>
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</Directory>
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</Directory>
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@ -20,6 +20,7 @@
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<ComponentGroupRef Id="CG.Dtds" />
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<ComponentGroupRef Id="CG.Tpncp" />
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<ComponentGroupRef Id="CG.Wimaxasncp" />
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<ComponentGroupRef Id="CG.Protobuf" />
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<ComponentGroupRef Id="CG.RequiredDependencies" />
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</Feature>
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@ -15,6 +15,7 @@
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<?define Dtds.Dir ="$(var.Staging.Dir)\dtds" ?>
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<?define Tpncp.Dir ="$(var.Staging.Dir)\tpncp" ?>
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<?define Wimaxasncp.Dir ="$(var.Staging.Dir)\wimaxasncp" ?>
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<?define Protobuf.Dir ="$(var.Staging.Dir)\protobuf" ?>
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<?define Help.Dir ="$(var.Staging.Dir)\help" ?>
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<?define Epan.Lua.Dir ="..\..\epan\wslua" ?>
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@ -0,0 +1,197 @@
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syntax = "proto2";
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//
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// To compile:
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// cd client_libraries/java
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// protoc --proto_path=../../ --java_out=src/main/java ../../sparkplug_b.proto
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//
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package com.cirruslink.sparkplug.protobuf;
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option java_package = "com.cirruslink.sparkplug.protobuf";
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option java_outer_classname = "SparkplugBProto";
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message Payload {
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/*
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// Indexes of Data Types
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// Unknown placeholder for future expansion.
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Unknown = 0;
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// Basic Types
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Int8 = 1;
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Int16 = 2;
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Int32 = 3;
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Int64 = 4;
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UInt8 = 5;
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UInt16 = 6;
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UInt32 = 7;
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UInt64 = 8;
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Float = 9;
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Double = 10;
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Boolean = 11;
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String = 12;
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DateTime = 13;
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Text = 14;
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// Additional Metric Types
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UUID = 15;
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DataSet = 16;
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Bytes = 17;
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File = 18;
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Template = 19;
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// Additional PropertyValue Types
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PropertySet = 20;
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PropertySetList = 21;
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*/
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message Template {
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message Parameter {
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optional string name = 1;
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optional uint32 type = 2;
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oneof value {
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uint32 int_value = 3;
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uint64 long_value = 4;
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float float_value = 5;
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double double_value = 6;
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bool boolean_value = 7;
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string string_value = 8;
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ParameterValueExtension extension_value = 9;
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}
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message ParameterValueExtension {
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extensions 1 to max;
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}
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}
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optional string version = 1; // The version of the Template to prevent mismatches
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repeated Metric metrics = 2; // Each metric is the name of the metric and the datatype of the member but does not contain a value
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repeated Parameter parameters = 3;
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optional string template_ref = 4; // Reference to a template if this is extending a Template or an instance - must exist if an instance
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optional bool is_definition = 5;
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extensions 6 to max;
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}
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message DataSet {
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message DataSetValue {
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oneof value {
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uint32 int_value = 1;
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uint64 long_value = 2;
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float float_value = 3;
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double double_value = 4;
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bool boolean_value = 5;
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string string_value = 6;
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DataSetValueExtension extension_value = 7;
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}
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message DataSetValueExtension {
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extensions 1 to max;
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}
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}
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message Row {
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repeated DataSetValue elements = 1;
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extensions 2 to max; // For third party extensions
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}
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optional uint64 num_of_columns = 1;
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repeated string columns = 2;
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repeated uint32 types = 3;
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repeated Row rows = 4;
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extensions 5 to max; // For third party extensions
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}
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message PropertyValue {
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optional uint32 type = 1;
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optional bool is_null = 2;
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oneof value {
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uint32 int_value = 3;
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uint64 long_value = 4;
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float float_value = 5;
|
||||
double double_value = 6;
|
||||
bool boolean_value = 7;
|
||||
string string_value = 8;
|
||||
PropertySet propertyset_value = 9;
|
||||
PropertySetList propertysets_value = 10; // List of Property Values
|
||||
PropertyValueExtension extension_value = 11;
|
||||
}
|
||||
|
||||
message PropertyValueExtension {
|
||||
extensions 1 to max;
|
||||
}
|
||||
}
|
||||
|
||||
message PropertySet {
|
||||
repeated string keys = 1; // Names of the properties
|
||||
repeated PropertyValue values = 2;
|
||||
extensions 3 to max;
|
||||
}
|
||||
|
||||
message PropertySetList {
|
||||
repeated PropertySet propertyset = 1;
|
||||
extensions 2 to max;
|
||||
}
|
||||
|
||||
message MetaData {
|
||||
// Bytes specific metadata
|
||||
optional bool is_multi_part = 1;
|
||||
|
||||
// General metadata
|
||||
optional string content_type = 2; // Content/Media type
|
||||
optional uint64 size = 3; // File size, String size, Multi-part size, etc
|
||||
optional uint64 seq = 4; // Sequence number for multi-part messages
|
||||
|
||||
// File metadata
|
||||
optional string file_name = 5; // File name
|
||||
optional string file_type = 6; // File type (i.e. xml, json, txt, cpp, etc)
|
||||
optional string md5 = 7; // md5 of data
|
||||
|
||||
// Catchalls and future expansion
|
||||
optional string description = 8; // Could be anything such as json or xml of custom properties
|
||||
extensions 9 to max;
|
||||
}
|
||||
|
||||
message Metric {
|
||||
|
||||
optional string name = 1; // Metric name - should only be included on birth
|
||||
optional uint64 alias = 2; // Metric alias - tied to name on birth and included in all later DATA messages
|
||||
optional uint64 timestamp = 3; // Timestamp associated with data acquisition time
|
||||
optional uint32 datatype = 4; // DataType of the metric/tag value
|
||||
optional bool is_historical = 5; // If this is historical data and should not update real time tag
|
||||
optional bool is_transient = 6; // Tells consuming clients such as MQTT Engine to not store this as a tag
|
||||
optional bool is_null = 7; // If this is null - explicitly say so rather than using -1, false, etc for some datatypes.
|
||||
optional MetaData metadata = 8; // Metadata for the payload
|
||||
optional PropertySet properties = 9;
|
||||
|
||||
oneof value {
|
||||
uint32 int_value = 10;
|
||||
uint64 long_value = 11;
|
||||
float float_value = 12;
|
||||
double double_value = 13;
|
||||
bool boolean_value = 14;
|
||||
string string_value = 15;
|
||||
bytes bytes_value = 16; // Bytes, File
|
||||
DataSet dataset_value = 17;
|
||||
Template template_value = 18;
|
||||
MetricValueExtension extension_value = 19;
|
||||
}
|
||||
|
||||
message MetricValueExtension {
|
||||
extensions 1 to max;
|
||||
}
|
||||
}
|
||||
|
||||
optional uint64 timestamp = 1; // Timestamp at message sending time
|
||||
repeated Metric metrics = 2; // Repeated forever - no limit in Google Protobufs
|
||||
optional uint64 seq = 3; // Sequence number
|
||||
optional string uuid = 4; // UUID to track message type in terms of schema definitions
|
||||
optional bytes body = 5; // To optionally bypass the whole definition above
|
||||
extensions 6 to max; // For third party extensions
|
||||
}
|
||||
Loading…
Reference in New Issue