ipfixprobe - introduce process WIREGUARD plugin

Author: Pavel Siska

src/plugins/process/wg/CMakeLists.txt

@@ -0,0 +1,19 @@
+project(ipfixprobe-process-wg VERSION 1.0.0 DESCRIPTION "ipfixprobe-process-wg plugin")
+
+add_library(ipfixprobe-process-wg MODULE
+    src/wg.cpp
+    src/wg.hpp
+)
+
+set_target_properties(ipfixprobe-process-wg PROPERTIES
+    CXX_VISIBILITY_PRESET hidden
+    VISIBILITY_INLINES_HIDDEN YES
+)
+
+target_include_directories(ipfixprobe-process-wg PRIVATE 
+	${CMAKE_SOURCE_DIR}/include/
+)
+
+install(TARGETS ipfixprobe-process-wg
+    LIBRARY DESTINATION "${INSTALL_DIR_LIB}/ipfixprobe/process/"
+)

src/plugins/process/wg/README.md

@@ -1,63 +1,54 @@
 /**
- * \file wg.cpp
- * \brief Plugin for parsing wg traffic.
- * \author Pavel Valach <[email protected]>
- * \date 2021
- */
-/*
- * Copyright (C) 2021 CESNET
- *
- * LICENSE TERMS
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name of the Company nor the names of its contributors
- *    may be used to endorse or promote products derived from this
- *    software without specific prior written permission.
- *
+ * @file
+ * @brief Plugin for parsing wg traffic.
+ * @author Pavel Valach <[email protected]>
+ * @author Pavel Siska <[email protected]>
+ * @date 2025
  *
+ * Copyright (c) 2025 CESNET
  *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
 #include "wg.hpp"
 
 #include <cstring>
 #include <iostream>
 
+#include <ipfixprobe/pluginFactory/pluginManifest.hpp>
+#include <ipfixprobe/pluginFactory/pluginRegistrar.hpp>
 #include <ipfixprobe/utils.hpp>
 
 namespace ipxp {
 
-int RecordExtWG::REGISTERED_ID = -1;
+int RecordExtWG::REGISTERED_ID = ProcessPluginIDGenerator::instance().generatePluginID();
 
-__attribute__((constructor)) static void register_this_plugin()
-{
-	static PluginRecord rec = PluginRecord("wg", []() { return new WGPlugin(); });
-	register_plugin(&rec);
-	RecordExtWG::REGISTERED_ID = register_extension();
-}
+static const PluginManifest wgPluginManifest = {
+	.name = "wg",
+	.description = "Wg process plugin for parsing wg traffic.",
+	.pluginVersion = "1.0.0",
+	.apiVersion = "1.0.0",
+	.usage = nullptr,
+};
 
-WGPlugin::WGPlugin()
+WGPlugin::WGPlugin(const std::string& params)
 	: preallocated_record(nullptr)
 	, flow_flush(false)
 	, total(0)
 	, identified(0)
 {
+	init(params.c_str());
 }
 
 WGPlugin::~WGPlugin()
 {
 	close();
 }
 
-void WGPlugin::init(const char* params) {}
+void WGPlugin::init(const char* params)
+{
+	(void) params;
+}
 
 void WGPlugin::close()
 {
@@ -108,7 +99,10 @@ int WGPlugin::pre_update(Flow& rec, Packet& pkt)
 	return 0;
 }
 
-void WGPlugin::pre_export(Flow& rec) {}
+void WGPlugin::pre_export(Flow& rec)
+{
+	(void) rec;
+}
 
 void WGPlugin::finish(bool print_stats)
 {
@@ -235,4 +229,6 @@ int WGPlugin::add_ext_wg(const char* data, unsigned int payload_len, bool source
 	return 0;
 }
 
+static const PluginRegistrar<WGPlugin, ProcessPluginFactory> wgRegistrar(wgPluginManifest);
+
 } // namespace ipxp

src/plugins/process/wg.cpp src/plugins/process/wg/src/wg.cppsrc/plugins/process/wg.cpp renamed to src/plugins/process/wg/src/wg.cpp

@@ -1,34 +1,18 @@
 /**
- * \file wg.hpp
- * \brief Plugin for parsing wg traffic.
- * \author Pavel Valach <[email protected]>
- * \date 2021
- */
-/*
- * Copyright (C) 2021 CESNET
- *
- * LICENSE TERMS
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in
- *    the documentation and/or other materials provided with the
- *    distribution.
- * 3. Neither the name of the Company nor the names of its contributors
- *    may be used to endorse or promote products derived from this
- *    software without specific prior written permission.
- *
+ * @file
+ * @brief Plugin for parsing wg traffic.
+ * @author Pavel Valach <[email protected]>
+ * @author Pavel Siska <[email protected]>
+ * @date 2025
  *
+ * Copyright (c) 2025 CESNET
  *
+ * SPDX-License-Identifier: BSD-3-Clause
  */
 
-#ifndef IPXP_PROCESS_WG_HPP
-#define IPXP_PROCESS_WG_HPP
+#pragma once
 
+#include <cstring>
 #include <sstream>
 #include <string>
 
@@ -41,7 +25,7 @@
 #include <ipfixprobe/flowifc.hpp>
 #include <ipfixprobe/ipfix-elements.hpp>
 #include <ipfixprobe/packet.hpp>
-#include <ipfixprobe/process.hpp>
+#include <ipfixprobe/processPlugin.hpp>
 
 namespace ipxp {
 
@@ -139,7 +123,7 @@ struct RecordExtWG : public RecordExt {
  */
 class WGPlugin : public ProcessPlugin {
 public:
-	WGPlugin();
+	WGPlugin(const std::string& params);
 	~WGPlugin();
 	void init(const char* params);
 	void close();
@@ -164,4 +148,3 @@ class WGPlugin : public ProcessPlugin {
 };
 
 } // namespace ipxp
-#endif /* IPXP_PROCESS_WG_HPP */