NEW: ebus-daemon merged into ebusd.
This commit is contained in:
Roland Jax
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/*
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* Copyright (C) Roland Jax 2012-2014 <roland.jax@liwest.at>
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*
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* This file is part of ebusd.
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*
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* ebusd is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* ebusd is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with ebusd. If not, see http://www.gnu.org/licenses/.
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*/
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#include "libebus.h"
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#include "logger.h"
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#include "daemon.h"
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#include "appl.h"
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#include "network.h"
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#include "ebusloop.h"
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#include "cycdata.h"
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#include "baseloop.h"
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#include <iostream>
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#include <memory>
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#include <csignal>
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#include <cstring>
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#include <cstdio>
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#include <sstream>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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using namespace libebus;
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Appl& A = Appl::Instance();
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Daemon& D = Daemon::Instance();
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LogInstance& L = LogInstance::Instance();
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Network* network;
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Commands* commands;
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EBusLoop* ebusloop;
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CYCData* cycdata;
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void define_args()
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{
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A.addItem("p_address", Appl::Param("FF"), "a", "address",
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"\tebus device address (FF)",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_device", Appl::Param("/dev/ttyUSB0"), "d", "device",
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"\tebus device (serial or network) (/dev/ttyUSB0)",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_nodevicecheck", Appl::Param(false), "n", "nodevicecheck",
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"disable valid ebus device test\n",
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Appl::type_bool, Appl::opt_none);
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A.addItem("p_retries", Appl::Param(2), "r", "retries",
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"\tnumber retries send ebus command (2)\n",
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Appl::type_int, Appl::opt_mandatory);
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A.addItem("p_ebusconfdir", Appl::Param("/etc/ebusd"), "e", "ebusconfdir",
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"directory for ebus configuration (/etc/ebusd)\n",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_foreground", Appl::Param(false), "f", "foreground",
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"run in foreground\n",
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Appl::type_bool, Appl::opt_none);
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A.addItem("p_port", Appl::Param(8888), "p", "port",
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"\tlisten port (8888)",
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Appl::type_int, Appl::opt_mandatory);
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A.addItem("p_localhost", Appl::Param(false), "", "localhost",
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"listen localhost only\n",
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Appl::type_bool, Appl::opt_none);
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A.addItem("p_logfile", Appl::Param("/var/log/ebusd.log"), "l", "logfile",
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"\tlog file name (/var/log/ebusd.log)",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_logarea", Appl::Param("all"), "", "logarea",
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"\tlogging area - bas|net|bus|cyc|all (all)",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_loglevel", Appl::Param("trace"), "", "loglevel",
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"\tlogging level - error|event|trace|debug (event)\n",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_dump", Appl::Param(false), "D", "dump",
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"\tenable dump",
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Appl::type_bool, Appl::opt_none);
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A.addItem("p_dumpfile", Appl::Param("/tmp/ebus_dump.bin"), "", "dumpfile",
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"\tdump file name (/tmp/ebus_dump.bin)",
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Appl::type_string, Appl::opt_mandatory);
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A.addItem("p_dumpsize", Appl::Param(100), "", "dumpsize",
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"\tmax size for dump file in kB (100)\n",
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Appl::type_long, Appl::opt_mandatory);
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A.addItem("p_settings", Appl::Param(false), "", "settings",
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"\tprint daemon settings\n",
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Appl::type_bool, Appl::opt_none);
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A.addItem("p_help", Appl::Param(false), "h", "help",
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"\tprint this message",
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Appl::type_bool, Appl::opt_none);
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}
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void shutdown()
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{
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// free Network
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if (network != NULL)
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delete network;
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// free CYCData
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if (cycdata != NULL) {
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cycdata->stop();
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delete cycdata;
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}
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// free EBusLoop
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if (ebusloop != NULL) {
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ebusloop->stop();
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ebusloop->join();
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delete ebusloop;
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}
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// free Commands DB
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if (commands != NULL)
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delete commands;
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// reset all signal handlers to default
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signal(SIGHUP, SIG_DFL);
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signal(SIGINT, SIG_DFL);
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signal(SIGTERM, SIG_DFL);
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// delete Daemon pid file
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if (D.status() == true)
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D.stop();
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// stop Logger
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L.log(bas, event, "ebusd stopped");
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L.stop();
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L.join();
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exit(EXIT_SUCCESS);
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}
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void signal_handler(int sig)
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{
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switch (sig) {
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case SIGHUP:
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L.log(bas, event, "SIGHUP received");
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break;
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case SIGINT:
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L.log(bas, event, "SIGINT received");
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shutdown();
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break;
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case SIGTERM:
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L.log(bas, event, "SIGTERM received");
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shutdown();
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break;
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default:
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L.log(bas, event, "undefined signal %s", strsignal(sig));
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break;
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}
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}
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int main(int argc, char* argv[])
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{
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// define Arguments and Application variables
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define_args();
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// parse Arguments
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if (A.parseArgs(argc, argv) == false) {
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A.printArgs();
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exit(EXIT_FAILURE);
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}
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// print Help
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if (A.getParam<bool>("p_help") == true) {
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A.printArgs();
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exit(EXIT_SUCCESS);
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}
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// print Daemon settings
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if (A.getParam<bool>("p_settings") == true)
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A.printSettings();
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// make me Daemon
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if (A.getParam<bool>("p_foreground") == true) {
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L += new LogConsole(calcArea(A.getParam<const char*>("p_logarea")),
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calcLevel(A.getParam<const char*>("p_loglevel")),
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"logConsole");
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} else {
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D.run("/var/run/ebusd.pid");
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L += new LogFile(calcArea(A.getParam<const char*>("p_logarea")),
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calcLevel(A.getParam<const char*>("p_loglevel")),
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"logFile", A.getParam<const char*>("p_logfile"));
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}
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// trap Signals that we expect to receive
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signal(SIGHUP, signal_handler);
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signal(SIGINT, signal_handler);
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signal(SIGTERM, signal_handler);
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// start Logger
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L.start("logInstance");
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// wait for Logger be ready
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usleep(100000);
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L.log(bas, event, "ebusd started");
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// create Commands DB
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commands = ConfigCommands(A.getParam<const char*>("p_ebusconfdir"), CSV).getCommands();
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L.log(bas, debug, "ebus configuration dir: %s", A.getParam<const char*>("p_ebusconfdir"));
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L.log(bas, event, "commands DB with %d entries created", commands->size());
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// create EBusLoop
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ebusloop = new EBusLoop();
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ebusloop->start("ebusloop");
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// create CYCData
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cycdata = new CYCData(ebusloop, commands);
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cycdata->start("cycdata");
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// create Network
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network = new Network(A.getParam<bool>("p_localhost"));
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// create BaseLoop
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BaseLoop baseloop(ebusloop, cycdata, commands);
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// start Network
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network->addQueue(baseloop.getQueue());
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network->start("netListener");
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// start Baseloop
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baseloop.start();
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shutdown();
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}
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