144 lines
3.2 KiB
C
144 lines
3.2 KiB
C
#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <time.h>
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#include <lmdb.h>
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#include <unistd.h>
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#include <sys/socket.h>
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#include <poll.h>
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#include <signal.h>
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#include <logger.h>
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#include <models/controller.h>
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#include <database.h>
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#include <config.h>
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#include <constants.h>
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#include <handlers.h>
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#include <drivers.h>
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#include <enums.h>
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#include <helpers.h>
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#include <wiringPi.h>
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#include <piFace.h>
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#include <wiring_debug.h>
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#include <confini.h>
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config_t global_config;
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static MDB_env *mdb_env;
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static controller_t *this_controller;
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static struct pollfd poll_fds[POLL_FDS_COUNT];
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static void
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terminate(int signum)
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{
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LOG_INFO("terminating controller (%d)", signum);
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for(int i = 0; i < POLL_FDS_COUNT; ++i)
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{
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close(poll_fds[i].fd);
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}
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mdb_env_close(mdb_env);
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controller_free(this_controller);
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free(global_config.relay_configs);
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exit(signum);
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}
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/**
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* @brief The main function
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*
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* @param argc UNUSED
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* @param argv UNUSED
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*
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* @return Statuscode to indicate success (0) or failure (!0)
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*/
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int
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main(int argc, char** argv)
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{
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(void)argc;
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(void)argv;
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signal(SIGINT, terminate);
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signal(SIGABRT, terminate);
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signal(SIGTERM, terminate);
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/******************** LOAD CONFIG ********************/
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char ini_file_name[] = "controller.ini";
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FILE * const ini_file = fopen(ini_file_name, "rb");
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if(ini_file == NULL)
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{
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LOG_ERROR("%s file was not found", ini_file_name);
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exit(1);
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}
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if(load_ini_file( ini_file, INI_DEFAULT_FORMAT, NULL, helper_load_config, &global_config))
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{
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LOG_ERROR("unable to parse ini file");
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exit(1);
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}
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fclose(ini_file);
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if(sizeof(time_t) < 8)
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{
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LOG_WARN("this system is not using 8-bit time");
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}
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/******************** SETUP DATABASE AND THIS CONTROLLER ********************/
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database_setup(&mdb_env);
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this_controller = controller_load(mdb_env);
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int fd_discovery = helper_open_discovery_socket(this_controller->discovery_port);
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int fd_command = helper_bind_tcp_server("0.0.0.0", this_controller->command_port, 128);
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this_controller->command_port = helper_get_port(fd_command);
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controller_save(this_controller, mdb_env);
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/******************** SETUP WIRINGPI ********************/
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wiringPiSetupSys();
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piFaceSetup(200);
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/******************** SETUP SOCKETS ********************/
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int timeout_msecs = ACCEPT_TIMEOUT_MSECONDS;
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int ret;
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/* Open STREAMS device. */
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poll_fds[POLL_FDS_DISCOVERY].fd = fd_discovery;
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poll_fds[POLL_FDS_DISCOVERY].events = POLLIN;
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LOG_DEBUG("setup fd_discovery as %i on index %i", fd_discovery, POLL_FDS_DISCOVERY);
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poll_fds[POLL_FDS_COMMAND].fd = fd_command;
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poll_fds[POLL_FDS_COMMAND].events = POLLIN;
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LOG_DEBUG("setup fd_command as %i on index %i", fd_command, POLL_FDS_COMMAND);
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/******************** START MAIN LOOP ********************/
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for(;;)
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{
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ret = poll(poll_fds, POLL_FDS_COUNT, timeout_msecs);
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if(ret == 0)
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{
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handler_loop(this_controller);
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}
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if(ret > 0)
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{
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handler_poll(poll_fds, this_controller, mdb_env);
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}
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}
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close(fd_discovery);
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mdb_env_close(mdb_env);
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return 0;
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}
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