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1006 lines
34 KiB
1006 lines
34 KiB
// SPDX-License-Identifier: GPL-2.0-only
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/*
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* Digital Voice Modem - Converged FNE Software
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* GPLv2 Open Source. Use is subject to license terms.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* Copyright (C) 2023,2024 Bryan Biedenkapp, N2PLL
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*
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*/
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#include "Defines.h"
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#include "common/network/udp/Socket.h"
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#include "common/Log.h"
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#include "common/StopWatch.h"
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#include "common/Thread.h"
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#include "network/callhandler/TagDMRData.h"
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#include "network/callhandler/TagP25Data.h"
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#include "network/callhandler/TagNXDNData.h"
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#include "ActivityLog.h"
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#include "HostFNE.h"
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#include "FNEMain.h"
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using namespace network;
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#if !defined(_WIN32)
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using namespace network::viface;
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#endif // !defined(_WIN32)
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using namespace lookups;
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#include <cstdio>
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#include <algorithm>
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#include <functional>
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#if !defined(_WIN32)
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#include <sys/utsname.h>
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#include <unistd.h>
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#include <pwd.h>
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#endif // !defined(_WIN32)
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// ---------------------------------------------------------------------------
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// Constants
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// ---------------------------------------------------------------------------
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#define IDLE_WARMUP_MS 5U
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#define DEFAULT_MTU_SIZE 496
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// ---------------------------------------------------------------------------
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// Public Class Members
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// ---------------------------------------------------------------------------
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/* Initializes a new instance of the HostFNE class. */
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HostFNE::HostFNE(const std::string& confFile) :
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m_confFile(confFile),
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m_conf(),
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m_network(nullptr),
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m_diagNetwork(nullptr),
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m_vtunEnabled(false),
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m_packetDataMode(PacketDataMode::PROJECT25),
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#if !defined(_WIN32)
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m_tun(nullptr),
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#endif // !defined(_WIN32)
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m_dmrEnabled(false),
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m_p25Enabled(false),
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m_nxdnEnabled(false),
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m_ridLookup(nullptr),
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m_tidLookup(nullptr),
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m_peerListLookup(nullptr),
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m_peerNetworks(),
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m_pingTime(5U),
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m_maxMissedPings(5U),
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m_updateLookupTime(10U),
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m_useAlternatePortForDiagnostics(false),
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m_allowActivityTransfer(false),
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m_allowDiagnosticTransfer(false),
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m_RESTAPI(nullptr)
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{
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/* stub */
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}
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/* Finalizes a instance of the HostFNE class. */
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HostFNE::~HostFNE() = default;
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/* Executes the main FNE processing loop. */
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int HostFNE::run()
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{
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bool ret = false;
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try {
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ret = yaml::Parse(m_conf, m_confFile.c_str());
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if (!ret) {
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::fatal("cannot read the configuration file, %s\n", m_confFile.c_str());
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}
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}
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catch (yaml::OperationException const& e) {
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::fatal("cannot read the configuration file - %s (%s)", m_confFile.c_str(), e.message());
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}
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bool m_daemon = m_conf["daemon"].as<bool>(false);
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if (m_daemon && g_foreground)
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m_daemon = false;
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// initialize system logging
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yaml::Node logConf = m_conf["log"];
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bool useSyslog = logConf["useSyslog"].as<bool>(false);
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if (g_foreground)
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useSyslog = false;
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ret = ::LogInitialise(logConf["filePath"].as<std::string>(), logConf["fileRoot"].as<std::string>(),
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logConf["fileLevel"].as<uint32_t>(0U), logConf["displayLevel"].as<uint32_t>(0U), false, useSyslog);
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if (!ret) {
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::fatal("unable to open the log file\n");
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}
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ret = ::ActivityLogInitialise(logConf["activityFilePath"].as<std::string>(), logConf["fileRoot"].as<std::string>());
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if (!ret) {
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::fatal("unable to open the activity log file\n");
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}
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#if !defined(_WIN32)
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// handle POSIX process forking
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if (m_daemon) {
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// create new process
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pid_t pid = ::fork();
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if (pid == -1) {
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::fprintf(stderr, "%s: Couldn't fork() , exiting\n", g_progExe.c_str());
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::LogFinalise();
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return EXIT_FAILURE;
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}
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else if (pid != 0) {
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::LogFinalise();
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exit(EXIT_SUCCESS);
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}
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// create new session and process group
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if (::setsid() == -1) {
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::fprintf(stderr, "%s: Couldn't setsid(), exiting\n", g_progExe.c_str());
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::LogFinalise();
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return EXIT_FAILURE;
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}
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// set the working directory to the root directory
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if (::chdir("/") == -1) {
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::fprintf(stderr, "%s: Couldn't cd /, exiting\n", g_progExe.c_str());
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::LogFinalise();
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return EXIT_FAILURE;
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}
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::close(STDIN_FILENO);
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::close(STDOUT_FILENO);
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::close(STDERR_FILENO);
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}
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#endif // !defined(_WIN32)
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::LogInfo(__BANNER__ "\r\n" __PROG_NAME__ " " __VER__ " (built " __BUILD__ ")\r\n" \
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"Copyright (c) 2017-2025 Bryan Biedenkapp, N2PLL and DVMProject (https://github.com/dvmproject) Authors.\r\n" \
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"Portions Copyright (c) 2015-2021 by Jonathan Naylor, G4KLX and others\r\n" \
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">> Fixed Network Equipment\r\n");
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// read base parameters from configuration
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ret = readParams();
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if (!ret)
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return EXIT_FAILURE;
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yaml::Node systemConf = m_conf["system"];
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// try to load radio IDs table
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std::string ridLookupFile = systemConf["radio_id"]["file"].as<std::string>();
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uint32_t ridReloadTime = systemConf["radio_id"]["time"].as<uint32_t>(0U);
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LogInfo("Radio Id Lookups");
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LogInfo(" File: %s", ridLookupFile.length() > 0U ? ridLookupFile.c_str() : "None");
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if (ridReloadTime > 0U)
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LogInfo(" Reload: %u mins", ridReloadTime);
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m_ridLookup = new RadioIdLookup(ridLookupFile, ridReloadTime, true);
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m_ridLookup->read();
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// initialize REST API
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initializeRESTAPI();
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// initialize master networking
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ret = createMasterNetwork();
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if (!ret)
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return EXIT_FAILURE;
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// initialize peer networking
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ret = createPeerNetworks();
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if (!ret)
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return EXIT_FAILURE;
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// initialize virtual networking
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ret = createVirtualNetworking();
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if (!ret)
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return EXIT_FAILURE;
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StopWatch stopWatch;
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stopWatch.start();
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/*
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** Initialize Threads
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*/
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if (!Thread::runAsThread(this, threadMasterNetwork))
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return EXIT_FAILURE;
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if (!Thread::runAsThread(this, threadDiagNetwork))
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return EXIT_FAILURE;
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#if !defined(_WIN32)
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if (!Thread::runAsThread(this, threadVirtualNetworking))
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return EXIT_FAILURE;
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if (!Thread::runAsThread(this, threadVirtualNetworkingClock))
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return EXIT_FAILURE;
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#endif // !defined(_WIN32)
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/*
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** Main execution loop
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*/
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#if defined(_WIN32)
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::LogInfoEx(LOG_HOST, "[ OK ] FNE is up and running on Win32");
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#else
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struct utsname utsinfo;
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::memset(&utsinfo, 0, sizeof(utsinfo));
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::uname(&utsinfo);
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::LogInfoEx(LOG_HOST, "[ OK ] FNE is up and running on %s %s %s", utsinfo.sysname, utsinfo.release, utsinfo.machine);
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#endif // defined(_WIN32)
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while (!g_killed) {
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uint32_t ms = stopWatch.elapsed();
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ms = stopWatch.elapsed();
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stopWatch.start();
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// ------------------------------------------------------
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// -- Network Clocking --
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// ------------------------------------------------------
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// clock master
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if (m_network != nullptr)
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m_network->clock(ms);
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if (m_diagNetwork != nullptr)
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m_diagNetwork->clock(ms);
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// clock peers
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for (auto network : m_peerNetworks) {
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network::PeerNetwork* peerNetwork = network.second;
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if (peerNetwork != nullptr) {
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peerNetwork->clock(ms);
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// skip peer if it isn't enabled
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if (!peerNetwork->isEnabled()) {
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continue;
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}
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// process peer network traffic
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processPeer(peerNetwork);
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}
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}
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if (ms < 2U)
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Thread::sleep(1U);
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}
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// shutdown threads
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if (m_network != nullptr) {
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m_network->close();
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delete m_network;
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}
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if (m_diagNetwork != nullptr) {
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m_diagNetwork->close();
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delete m_diagNetwork;
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}
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for (auto network : m_peerNetworks) {
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network::Network* peerNetwork = network.second;
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if (peerNetwork != nullptr)
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peerNetwork->close();
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}
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m_peerNetworks.clear();
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if (m_RESTAPI != nullptr) {
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m_RESTAPI->close();
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delete m_RESTAPI;
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}
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if (m_tidLookup != nullptr) {
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m_tidLookup->setReloadTime(0U); // no reload
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m_tidLookup->stop();
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}
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if (m_ridLookup != nullptr) {
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m_ridLookup->setReloadTime(0U); // no reload
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m_ridLookup->stop();
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}
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if (m_peerListLookup != nullptr) {
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m_peerListLookup->setReloadTime(0U); // no reload
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m_peerListLookup->stop();
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}
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#if !defined(_WIN32)
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if (m_tun != nullptr) {
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if (m_tun->isUp()) {
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m_tun->down();
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}
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delete m_tun;
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}
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#endif // !defined(_WIN32)
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return EXIT_SUCCESS;
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}
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// ---------------------------------------------------------------------------
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// Private Class Members
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// ---------------------------------------------------------------------------
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/* Reads basic configuration parameters from the YAML configuration file. */
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bool HostFNE::readParams()
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{
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yaml::Node systemConf = m_conf["system"];
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m_pingTime = systemConf["pingTime"].as<uint32_t>(5U);
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m_maxMissedPings = systemConf["maxMissedPings"].as<uint32_t>(5U);
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m_updateLookupTime = systemConf["tgRuleUpdateTime"].as<uint32_t>(10U);
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bool sendTalkgroups = systemConf["sendTalkgroups"].as<bool>(true);
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if (m_pingTime == 0U) {
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m_pingTime = 5U;
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}
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if (m_maxMissedPings == 0U) {
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m_maxMissedPings = 5U;
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}
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if (m_updateLookupTime == 0U) {
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m_updateLookupTime = 10U;
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}
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m_useAlternatePortForDiagnostics = systemConf["useAlternatePortForDiagnostics"].as<bool>(true);
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m_allowActivityTransfer = systemConf["allowActivityTransfer"].as<bool>(true);
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m_allowDiagnosticTransfer = systemConf["allowDiagnosticTransfer"].as<bool>(true);
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LogInfo("General Parameters");
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LogInfo(" Peer Ping Time: %us", m_pingTime);
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LogInfo(" Maximum Missed Pings: %u", m_maxMissedPings);
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LogInfo(" Talkgroup Rule Update Time: %u mins", m_updateLookupTime);
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LogInfo(" Send Talkgroups: %s", sendTalkgroups ? "yes" : "no");
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LogInfo(" Use Alternate Port for Diagnostics: %s", m_useAlternatePortForDiagnostics ? "yes" : "no");
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LogInfo(" Allow Activity Log Transfer: %s", m_allowActivityTransfer ? "yes" : "no");
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LogInfo(" Allow Diagnostic Log Transfer: %s", m_allowDiagnosticTransfer ? "yes" : "no");
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// attempt to load and populate routing rules
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yaml::Node masterConf = m_conf["master"];
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yaml::Node talkgroupRules = masterConf["talkgroup_rules"];
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std::string talkgroupConfig = talkgroupRules["file"].as<std::string>();
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uint32_t talkgroupConfigReload = talkgroupRules["time"].as<uint32_t>(30U);
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std::string peerListLookupFile = systemConf["peer_acl"]["file"].as<std::string>();
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bool peerListLookupEnable = systemConf["peer_acl"]["enabled"].as<bool>(false);
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std::string peerListModeStr = systemConf["peer_acl"]["mode"].as<std::string>("whitelist");
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uint32_t peerListConfigReload = systemConf["peer_acl"]["time"].as<uint32_t>(30U);
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lookups::PeerListLookup::Mode peerListMode;
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if (peerListModeStr == "blacklist") {
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peerListMode = lookups::PeerListLookup::BLACKLIST;
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} else {
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peerListMode = lookups::PeerListLookup::WHITELIST;
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}
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LogInfo("Talkgroup Rule Lookups");
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LogInfo(" File: %s", talkgroupConfig.length() > 0U ? talkgroupConfig.c_str() : "None");
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if (talkgroupConfigReload > 0U)
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LogInfo(" Reload: %u mins", talkgroupConfigReload);
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m_tidLookup = new TalkgroupRulesLookup(talkgroupConfig, talkgroupConfigReload, true);
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m_tidLookup->sendTalkgroups(sendTalkgroups);
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m_tidLookup->read();
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// try to load peer whitelist/blacklist
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LogInfo("Peer List Lookups");
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LogInfo(" Enabled: %s", peerListLookupEnable ? "yes" : "no");
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LogInfo(" Mode: %s", peerListMode == lookups::PeerListLookup::BLACKLIST ? "blacklist" : "whitelist");
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LogInfo(" File: %s", peerListLookupFile.length() > 0U ? peerListLookupFile.c_str() : "None");
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if (peerListConfigReload > 0U)
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LogInfo(" Reload: %u mins", peerListConfigReload);
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m_peerListLookup = new PeerListLookup(peerListLookupFile, peerListMode, peerListConfigReload, peerListLookupEnable);
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m_peerListLookup->read();
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return true;
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}
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/* Initializes REST API serivces. */
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bool HostFNE::initializeRESTAPI()
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{
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yaml::Node systemConf = m_conf["system"];
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bool restApiEnable = systemConf["restEnable"].as<bool>(false);
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// dump out if both networking and REST API are disabled
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if (!restApiEnable) {
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return true;
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}
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std::string restApiAddress = systemConf["restAddress"].as<std::string>("127.0.0.1");
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uint16_t restApiPort = (uint16_t)systemConf["restPort"].as<uint32_t>(REST_API_DEFAULT_PORT);
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std::string restApiPassword = systemConf["restPassword"].as<std::string>();
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bool restApiEnableSSL = systemConf["restSsl"].as<bool>(false);
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std::string restApiSSLCert = systemConf["restSslCertificate"].as<std::string>("web.crt");
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std::string restApiSSLKey = systemConf["restSslKey"].as<std::string>("web.key");
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bool restApiDebug = systemConf["restDebug"].as<bool>(false);
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if (restApiPassword.length() > 64) {
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std::string password = restApiPassword;
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restApiPassword = password.substr(0, 64);
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::LogWarning(LOG_HOST, "REST API password is too long; truncating to the first 64 characters.");
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}
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if (restApiPassword.empty() && restApiEnable) {
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::LogWarning(LOG_HOST, "REST API password not provided; REST API disabled.");
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restApiEnable = false;
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}
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if (restApiSSLCert.empty() && restApiEnableSSL) {
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::LogWarning(LOG_HOST, "REST API SSL certificate not provided; REST API SSL disabled.");
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restApiEnableSSL = false;
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}
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if (restApiSSLKey.empty() && restApiEnableSSL) {
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::LogWarning(LOG_HOST, "REST API SSL certificate private key not provided; REST API SSL disabled.");
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restApiEnableSSL = false;
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}
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LogInfo("REST API Parameters");
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LogInfo(" REST API Enabled: %s", restApiEnable ? "yes" : "no");
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if (restApiEnable) {
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LogInfo(" REST API Address: %s", restApiAddress.c_str());
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LogInfo(" REST API Port: %u", restApiPort);
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LogInfo(" REST API SSL Enabled: %s", restApiEnableSSL ? "yes" : "no");
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LogInfo(" REST API SSL Certificate: %s", restApiSSLCert.c_str());
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LogInfo(" REST API SSL Private Key: %s", restApiSSLKey.c_str());
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if (restApiDebug) {
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LogInfo(" REST API Debug: yes");
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}
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}
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// initialize network remote command
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if (restApiEnable) {
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m_RESTAPI = new RESTAPI(restApiAddress, restApiPort, restApiPassword, restApiSSLKey, restApiSSLCert, restApiEnableSSL, this, restApiDebug);
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m_RESTAPI->setLookups(m_ridLookup, m_tidLookup, m_peerListLookup);
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bool ret = m_RESTAPI->open();
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if (!ret) {
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delete m_RESTAPI;
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m_RESTAPI = nullptr;
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LogError(LOG_HOST, "failed to initialize REST API networking! REST API will be unavailable!");
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// REST API failing isn't fatal -- we'll allow this to return normally
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}
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}
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else {
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m_RESTAPI = nullptr;
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}
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return true;
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}
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/* Initializes master FNE network connectivity. */
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bool HostFNE::createMasterNetwork()
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{
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yaml::Node masterConf = m_conf["master"];
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std::string address = masterConf["address"].as<std::string>();
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uint16_t port = (uint16_t)masterConf["port"].as<uint32_t>(TRAFFIC_DEFAULT_PORT);
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uint32_t id = masterConf["peerId"].as<uint32_t>(1001U);
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std::string password = masterConf["password"].as<std::string>();
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bool verbose = masterConf["verbose"].as<bool>(false);
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bool debug = masterConf["debug"].as<bool>(false);
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bool reportPeerPing = masterConf["reportPeerPing"].as<bool>(false);
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bool encrypted = masterConf["encrypted"].as<bool>(false);
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std::string key = masterConf["presharedKey"].as<std::string>();
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uint8_t presharedKey[AES_WRAPPED_PCKT_KEY_LEN];
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if (!key.empty()) {
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if (key.size() == 32) {
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// bryanb: shhhhhhh....dirty nasty hacks
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key = key.append(key); // since the key is 32 characters (16 hex pairs), double it on itself for 64 characters (32 hex pairs)
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LogWarning(LOG_HOST, "Half-length master network preshared encryption key detected, doubling key on itself.");
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}
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if (key.size() == 64) {
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if ((key.find_first_not_of("0123456789abcdefABCDEF", 2) == std::string::npos)) {
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const char* keyPtr = key.c_str();
|
|
::memset(presharedKey, 0x00U, AES_WRAPPED_PCKT_KEY_LEN);
|
|
|
|
for (uint8_t i = 0; i < AES_WRAPPED_PCKT_KEY_LEN; i++) {
|
|
char t[4] = {keyPtr[0], keyPtr[1], 0};
|
|
presharedKey[i] = (uint8_t)::strtoul(t, NULL, 16);
|
|
keyPtr += 2 * sizeof(char);
|
|
}
|
|
}
|
|
else {
|
|
LogWarning(LOG_HOST, "Invalid characters in the master network preshared encryption key. Encryption disabled.");
|
|
encrypted = false;
|
|
}
|
|
}
|
|
else {
|
|
LogWarning(LOG_HOST, "Invalid master network preshared encryption key length, key should be 32 hex pairs, or 64 characters. Encryption disabled.");
|
|
encrypted = false;
|
|
}
|
|
}
|
|
|
|
if (id > 999999999U) {
|
|
::LogError(LOG_HOST, "Network Peer ID cannot be greater then 999999999.");
|
|
return false;
|
|
}
|
|
|
|
m_dmrEnabled = masterConf["allowDMRTraffic"].as<bool>(true);
|
|
m_p25Enabled = masterConf["allowP25Traffic"].as<bool>(true);
|
|
m_nxdnEnabled = masterConf["allowNXDNTraffic"].as<bool>(true);
|
|
|
|
uint32_t parrotDelay = masterConf["parrotDelay"].as<uint32_t>(2500U);
|
|
if (m_pingTime * 1000U < parrotDelay) {
|
|
LogWarning(LOG_HOST, "Parrot delay cannot be longer then the ping time of a peer. Reducing parrot delay to half the ping time.");
|
|
parrotDelay = (m_pingTime * 1000U) / 2U;
|
|
}
|
|
bool parrotGrantDemand = masterConf["parrotGrantDemand"].as<bool>(true);
|
|
|
|
LogInfo("Network Parameters");
|
|
LogInfo(" Peer ID: %u", id);
|
|
LogInfo(" Address: %s", address.c_str());
|
|
LogInfo(" Port: %u", port);
|
|
LogInfo(" Allow DMR Traffic: %s", m_dmrEnabled ? "yes" : "no");
|
|
LogInfo(" Allow P25 Traffic: %s", m_p25Enabled ? "yes" : "no");
|
|
LogInfo(" Allow NXDN Traffic: %s", m_nxdnEnabled ? "yes" : "no");
|
|
LogInfo(" Parrot Repeat Delay: %u ms", parrotDelay);
|
|
LogInfo(" Parrot Grant Demand: %s", parrotGrantDemand ? "yes" : "no");
|
|
|
|
LogInfo(" Encrypted: %s", encrypted ? "yes" : "no");
|
|
|
|
LogInfo(" Report Peer Pings: %s", reportPeerPing ? "yes" : "no");
|
|
|
|
if (verbose) {
|
|
LogInfo(" Verbose: yes");
|
|
}
|
|
|
|
if (debug) {
|
|
LogInfo(" Debug: yes");
|
|
}
|
|
|
|
// initialize networking
|
|
m_network = new FNENetwork(this, address, port, id, password, debug, verbose, reportPeerPing, m_dmrEnabled, m_p25Enabled, m_nxdnEnabled,
|
|
parrotDelay, parrotGrantDemand, m_allowActivityTransfer, m_allowDiagnosticTransfer, m_pingTime, m_updateLookupTime);
|
|
m_network->setOptions(masterConf, true);
|
|
|
|
m_network->setLookups(m_ridLookup, m_tidLookup, m_peerListLookup);
|
|
|
|
if (m_RESTAPI != nullptr) {
|
|
m_RESTAPI->setNetwork(m_network);
|
|
}
|
|
|
|
bool ret = m_network->open();
|
|
if (!ret) {
|
|
delete m_network;
|
|
m_network = nullptr;
|
|
LogError(LOG_HOST, "failed to initialize traffic networking!");
|
|
return false;
|
|
}
|
|
|
|
if (encrypted) {
|
|
m_network->setPresharedKey(presharedKey);
|
|
}
|
|
|
|
// setup alternate port for diagnostics/activity logging
|
|
if (m_useAlternatePortForDiagnostics) {
|
|
m_diagNetwork = new DiagNetwork(this, m_network, address, port + 1U);
|
|
|
|
bool ret = m_diagNetwork->open();
|
|
if (!ret) {
|
|
delete m_diagNetwork;
|
|
m_diagNetwork = nullptr;
|
|
LogError(LOG_HOST, "failed to initialize diagnostic log networking!");
|
|
m_useAlternatePortForDiagnostics = false; // this isn't fatal so just disable alternate port
|
|
}
|
|
else {
|
|
if (encrypted) {
|
|
m_diagNetwork->setPresharedKey(presharedKey);
|
|
}
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/* Entry point to master FNE network thread. */
|
|
|
|
void* HostFNE::threadMasterNetwork(void* arg)
|
|
{
|
|
thread_t* th = (thread_t*)arg;
|
|
if (th != nullptr) {
|
|
#if defined(_WIN32)
|
|
::CloseHandle(th->thread);
|
|
#else
|
|
::pthread_detach(th->thread);
|
|
#endif // defined(_WIN32)
|
|
|
|
std::string threadName("fne:net");
|
|
HostFNE* fne = static_cast<HostFNE*>(th->obj);
|
|
if (fne == nullptr) {
|
|
g_killed = true;
|
|
LogDebug(LOG_HOST, "[FAIL] %s", threadName.c_str());
|
|
}
|
|
|
|
if (g_killed) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[ OK ] %s", threadName.c_str());
|
|
#ifdef _GNU_SOURCE
|
|
::pthread_setname_np(th->thread, threadName.c_str());
|
|
#endif // _GNU_SOURCE
|
|
|
|
if (fne->m_network != nullptr) {
|
|
while (!g_killed) {
|
|
fne->m_network->processNetwork();
|
|
Thread::sleep(5U);
|
|
}
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[STOP] %s", threadName.c_str());
|
|
delete th;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/* Entry point to master FNE diagnostics network thread. */
|
|
|
|
void* HostFNE::threadDiagNetwork(void* arg)
|
|
{
|
|
thread_t* th = (thread_t*)arg;
|
|
if (th != nullptr) {
|
|
#if defined(_WIN32)
|
|
::CloseHandle(th->thread);
|
|
#else
|
|
::pthread_detach(th->thread);
|
|
#endif // defined(_WIN32)
|
|
|
|
std::string threadName("fne:diag-net");
|
|
HostFNE* fne = static_cast<HostFNE*>(th->obj);
|
|
if (fne == nullptr) {
|
|
g_killed = true;
|
|
LogDebug(LOG_HOST, "[FAIL] %s", threadName.c_str());
|
|
}
|
|
|
|
if (g_killed) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
if (!fne->m_useAlternatePortForDiagnostics) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[ OK ] %s", threadName.c_str());
|
|
#ifdef _GNU_SOURCE
|
|
::pthread_setname_np(th->thread, threadName.c_str());
|
|
#endif // _GNU_SOURCE
|
|
|
|
if (fne->m_diagNetwork != nullptr) {
|
|
while (!g_killed) {
|
|
fne->m_diagNetwork->processNetwork();
|
|
Thread::sleep(5U);
|
|
}
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[STOP] %s", threadName.c_str());
|
|
delete th;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/* Initializes peer FNE network connectivity. */
|
|
|
|
bool HostFNE::createPeerNetworks()
|
|
{
|
|
yaml::Node& peerList = m_conf["peers"];
|
|
if (peerList.size() > 0U) {
|
|
for (size_t i = 0; i < peerList.size(); i++) {
|
|
yaml::Node& peerConf = peerList[i];
|
|
|
|
bool enabled = peerConf["enabled"].as<bool>(false);
|
|
std::string masterAddress = peerConf["masterAddress"].as<std::string>();
|
|
uint16_t masterPort = (uint16_t)peerConf["masterPort"].as<uint32_t>(TRAFFIC_DEFAULT_PORT);
|
|
std::string password = peerConf["password"].as<std::string>();
|
|
uint32_t id = peerConf["peerId"].as<uint32_t>(1001U);
|
|
bool debug = peerConf["debug"].as<bool>(false);
|
|
|
|
bool encrypted = peerConf["encrypted"].as<bool>(false);
|
|
std::string key = peerConf["presharedKey"].as<std::string>();
|
|
uint8_t presharedKey[AES_WRAPPED_PCKT_KEY_LEN];
|
|
if (!key.empty()) {
|
|
if (key.size() == 32) {
|
|
// bryanb: shhhhhhh....dirty nasty hacks
|
|
key = key.append(key); // since the key is 32 characters (16 hex pairs), double it on itself for 64 characters (32 hex pairs)
|
|
LogWarning(LOG_HOST, "Half-length peer %u network preshared encryption key detected, doubling key on itself.", id);
|
|
}
|
|
|
|
if (key.size() == 64) {
|
|
if ((key.find_first_not_of("0123456789abcdefABCDEF", 2) == std::string::npos)) {
|
|
const char* keyPtr = key.c_str();
|
|
::memset(presharedKey, 0x00U, AES_WRAPPED_PCKT_KEY_LEN);
|
|
|
|
for (uint8_t i = 0; i < AES_WRAPPED_PCKT_KEY_LEN; i++) {
|
|
char t[4] = {keyPtr[0], keyPtr[1], 0};
|
|
presharedKey[i] = (uint8_t)::strtoul(t, NULL, 16);
|
|
keyPtr += 2 * sizeof(char);
|
|
}
|
|
}
|
|
else {
|
|
LogWarning(LOG_HOST, "Invalid characters in the peer network preshared encryption key. Encryption disabled.");
|
|
encrypted = false;
|
|
}
|
|
}
|
|
else {
|
|
LogWarning(LOG_HOST, "Invalid peer network preshared encryption key length, key should be 32 hex pairs, or 64 characters. Encryption disabled.");
|
|
encrypted = false;
|
|
}
|
|
}
|
|
|
|
std::string identity = peerConf["identity"].as<std::string>();
|
|
uint32_t rxFrequency = peerConf["rxFrequency"].as<uint32_t>(0U);
|
|
uint32_t txFrequency = peerConf["txFrequency"].as<uint32_t>(0U);
|
|
float latitude = peerConf["latitude"].as<float>(0.0F);
|
|
float longitude = peerConf["longitude"].as<float>(0.0F);
|
|
std::string location = peerConf["location"].as<std::string>();
|
|
|
|
::LogInfoEx(LOG_HOST, "Peer ID %u Master Address %s Master Port %u Identity %s Enabled %u Encrypted %u", id, masterAddress.c_str(), masterPort, identity.c_str(), enabled, encrypted);
|
|
|
|
if (id > 999999999U) {
|
|
::LogError(LOG_HOST, "Network Peer ID cannot be greater then 999999999.");
|
|
continue;
|
|
}
|
|
|
|
// initialize networking
|
|
network::PeerNetwork* network = new PeerNetwork(masterAddress, masterPort, 0U, id, password, true, debug, m_dmrEnabled, m_p25Enabled, m_nxdnEnabled, true, true, m_allowActivityTransfer, m_allowDiagnosticTransfer, false, false);
|
|
network->setMetadata(identity, rxFrequency, txFrequency, 0.0F, 0.0F, 0, 0, 0, latitude, longitude, 0, location);
|
|
network->setLookups(m_ridLookup, m_tidLookup);
|
|
network->setPeerLookups(m_peerListLookup);
|
|
if (encrypted) {
|
|
network->setPresharedKey(presharedKey);
|
|
}
|
|
|
|
/*
|
|
** Block Traffic To Peers
|
|
*/
|
|
|
|
yaml::Node& blockTrafficTo = peerConf["blockTrafficTo"];
|
|
if (blockTrafficTo.size() > 0U) {
|
|
for (size_t i = 0; i < blockTrafficTo.size(); i++) {
|
|
uint32_t peerId = (uint32_t)::strtoul(blockTrafficTo[i].as<std::string>("0").c_str(), NULL, 10);
|
|
if (peerId != 0U) {
|
|
network->addBlockedTrafficPeer(peerId);
|
|
}
|
|
}
|
|
}
|
|
|
|
network->enable(enabled);
|
|
if (enabled) {
|
|
bool ret = network->open();
|
|
if (!ret) {
|
|
delete m_network;
|
|
m_network = nullptr;
|
|
LogError(LOG_HOST, "failed to initialize traffic networking for PEER %u", id);
|
|
}
|
|
}
|
|
|
|
if (network != nullptr)
|
|
m_peerNetworks[identity] = network;
|
|
}
|
|
}
|
|
|
|
return true;
|
|
}
|
|
|
|
/* Initializes virtual networking. */
|
|
|
|
bool HostFNE::createVirtualNetworking()
|
|
{
|
|
yaml::Node vtunConf = m_conf["vtun"];
|
|
#if !defined(_WIN32)
|
|
bool vtunEnabled = vtunConf["enabled"].as<bool>(false);
|
|
if (vtunEnabled) {
|
|
m_vtunEnabled = vtunEnabled;
|
|
|
|
std::string vtunName = vtunConf["interfaceName"].as<std::string>("fne0");
|
|
std::string ipv4Address = vtunConf["address"].as<std::string>("192.168.1.254");
|
|
std::string ipv4Netmask = vtunConf["netmask"].as<std::string>("255.255.255.0");
|
|
std::string ipv4Broadcast = vtunConf["broadcast"].as<std::string>("192.168.1.255");
|
|
std::string packetDataModeStr = vtunConf["digitalMode"].as<std::string>("p25");
|
|
|
|
if (packetDataModeStr == "dmr") {
|
|
m_packetDataMode = PacketDataMode::DMR;
|
|
} else {
|
|
m_packetDataMode = PacketDataMode::PROJECT25;
|
|
}
|
|
|
|
LogInfo("Virtual Network Parameters");
|
|
LogInfo(" Interface Name: %s", vtunName.c_str());
|
|
LogInfo(" Address: %s", ipv4Address.c_str());
|
|
LogInfo(" Netmask: %s", ipv4Netmask.c_str());
|
|
LogInfo(" Broadcast: %s", ipv4Broadcast.c_str());
|
|
LogInfo(" Digital Packet Mode: %s", packetDataModeStr.c_str());
|
|
|
|
// initialize networking
|
|
m_tun = new VIFace(vtunName, false);
|
|
|
|
m_tun->setIPv4(ipv4Address);
|
|
m_tun->setIPv4Netmask(ipv4Netmask);
|
|
m_tun->setIPv4Broadcast(ipv4Broadcast);
|
|
m_tun->setMTU(DEFAULT_MTU_SIZE);
|
|
|
|
m_tun->up();
|
|
}
|
|
#endif // !defined(_WIN32)
|
|
return true;
|
|
}
|
|
|
|
#if !defined(_WIN32)
|
|
/* Entry point to virtual networking thread. */
|
|
|
|
void* HostFNE::threadVirtualNetworking(void* arg)
|
|
{
|
|
thread_t* th = (thread_t*)arg;
|
|
if (th != nullptr) {
|
|
::pthread_detach(th->thread);
|
|
|
|
std::string threadName("fne:vt-net-rx");
|
|
HostFNE* fne = static_cast<HostFNE*>(th->obj);
|
|
if (fne == nullptr) {
|
|
g_killed = true;
|
|
LogDebug(LOG_HOST, "[FAIL] %s", threadName.c_str());
|
|
}
|
|
|
|
if (g_killed) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
if (!fne->m_vtunEnabled) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[ OK ] %s", threadName.c_str());
|
|
#ifdef _GNU_SOURCE
|
|
::pthread_setname_np(th->thread, threadName.c_str());
|
|
#endif // _GNU_SOURCE
|
|
|
|
if (fne->m_tun != nullptr) {
|
|
StopWatch stopWatch;
|
|
stopWatch.start();
|
|
|
|
while (!g_killed) {
|
|
stopWatch.start();
|
|
|
|
uint8_t packet[DEFAULT_MTU_SIZE];
|
|
::memset(packet, 0x00U, DEFAULT_MTU_SIZE);
|
|
|
|
ssize_t len = fne->m_tun->read(packet);
|
|
if (len > 0) {
|
|
switch (fne->m_packetDataMode) {
|
|
case PacketDataMode::DMR:
|
|
// TODO: not supported yet
|
|
break;
|
|
|
|
case PacketDataMode::PROJECT25:
|
|
fne->m_network->p25TrafficHandler()->packetData()->processPacketFrame(packet, DEFAULT_MTU_SIZE);
|
|
break;
|
|
}
|
|
}
|
|
|
|
Thread::sleep(2U);
|
|
}
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[STOP] %s", threadName.c_str());
|
|
delete th;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
|
|
/* Entry point to virtual networking clocking thread. */
|
|
|
|
void* HostFNE::threadVirtualNetworkingClock(void* arg)
|
|
{
|
|
thread_t* th = (thread_t*)arg;
|
|
if (th != nullptr) {
|
|
::pthread_detach(th->thread);
|
|
|
|
std::string threadName("fne:vt-clock");
|
|
HostFNE* fne = static_cast<HostFNE*>(th->obj);
|
|
if (fne == nullptr) {
|
|
g_killed = true;
|
|
LogDebug(LOG_HOST, "[FAIL] %s", threadName.c_str());
|
|
}
|
|
|
|
if (g_killed) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
if (!fne->m_vtunEnabled) {
|
|
delete th;
|
|
return nullptr;
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[ OK ] %s", threadName.c_str());
|
|
#ifdef _GNU_SOURCE
|
|
::pthread_setname_np(th->thread, threadName.c_str());
|
|
#endif // _GNU_SOURCE
|
|
|
|
if (fne->m_tun != nullptr) {
|
|
StopWatch stopWatch;
|
|
stopWatch.start();
|
|
|
|
while (!g_killed) {
|
|
uint32_t ms = stopWatch.elapsed();
|
|
stopWatch.start();
|
|
|
|
// clock traffic handler
|
|
switch (fne->m_packetDataMode) {
|
|
case PacketDataMode::DMR:
|
|
// TODO: not supported yet
|
|
break;
|
|
|
|
case PacketDataMode::PROJECT25:
|
|
fne->m_network->p25TrafficHandler()->packetData()->clock(ms);
|
|
break;
|
|
}
|
|
|
|
Thread::sleep(2U);
|
|
}
|
|
}
|
|
|
|
LogDebug(LOG_HOST, "[STOP] %s", threadName.c_str());
|
|
delete th;
|
|
}
|
|
|
|
return nullptr;
|
|
}
|
|
#endif // !defined(_WIN32)
|
|
|
|
/* Processes any peer network traffic. */
|
|
|
|
void HostFNE::processPeer(network::PeerNetwork* peerNetwork)
|
|
{
|
|
if (peerNetwork == nullptr)
|
|
return; // this shouldn't happen...
|
|
if (peerNetwork->getStatus() != NET_STAT_RUNNING)
|
|
return;
|
|
|
|
// process DMR data
|
|
if (peerNetwork->hasDMRData()) {
|
|
uint32_t length = 100U;
|
|
bool ret = false;
|
|
UInt8Array data = peerNetwork->readDMR(ret, length);
|
|
if (ret) {
|
|
uint32_t peerId = peerNetwork->getPeerId();
|
|
uint32_t slotNo = (data[15U] & 0x80U) == 0x80U ? 2U : 1U;
|
|
uint32_t streamId = peerNetwork->getDMRStreamId(slotNo);
|
|
|
|
m_network->dmrTrafficHandler()->processFrame(data.get(), length, peerId, peerNetwork->pktLastSeq(), streamId, true);
|
|
}
|
|
}
|
|
|
|
// process P25 data
|
|
if (peerNetwork->hasP25Data()) {
|
|
uint32_t length = 100U;
|
|
bool ret = false;
|
|
UInt8Array data = peerNetwork->readP25(ret, length);
|
|
if (ret) {
|
|
uint32_t peerId = peerNetwork->getPeerId();
|
|
uint32_t streamId = peerNetwork->getP25StreamId();
|
|
|
|
m_network->p25TrafficHandler()->processFrame(data.get(), length, peerId, peerNetwork->pktLastSeq(), streamId, true);
|
|
}
|
|
}
|
|
|
|
// process NXDN data
|
|
if (peerNetwork->hasNXDNData()) {
|
|
uint32_t length = 100U;
|
|
bool ret = false;
|
|
UInt8Array data = peerNetwork->readNXDN(ret, length);
|
|
if (ret) {
|
|
uint32_t peerId = peerNetwork->getPeerId();
|
|
uint32_t streamId = peerNetwork->getNXDNStreamId();
|
|
|
|
m_network->nxdnTrafficHandler()->processFrame(data.get(), length, peerId, peerNetwork->pktLastSeq(), streamId, true);
|
|
}
|
|
}
|
|
} |