add: version.h

fix: refactor

src/main.c

@@ -0,0 +1,168 @@
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <time.h>
+#include <lmdb.h>
+#include <unistd.h>
+#include <sys/socket.h>
+#include <poll.h>
+#include <signal.h>
+
+#include <logger.h>
+#include <models/controller.h>
+#include <database.h>
+#include <config.h>
+#include <constants.h>
+#include <handlers.h>
+#include <drivers.h>
+#include <enums.h>
+#include <runners.h>
+#include <helpers.h>
+#include <wiringPi.h>
+#include <piFace.h>
+#include <wiring_debug.h>
+#include <confini.h>
+
+config_t global_config;
+
+static MDB_env *mdb_env;
+static controller_t *this_controller;
+static struct pollfd poll_fds[POLL_FDS_COUNT];
+
+static void
+terminate(int signum)
+{
+    LOG_INFO("terminating controller (%d)\n", signum);
+
+    for(int i = 0; i < POLL_FDS_COUNT; ++i)
+    {
+        close(poll_fds[i].fd);
+    }
+
+    mdb_env_close(mdb_env);
+
+    controller_free(this_controller);
+
+    free(global_config.database);
+    free(global_config.relay_configs);
+
+    exit(signum);
+}
+
+/**
+ * @brief The main function
+ *
+ * @param argc UNUSED
+ * @param argv UNUSED
+ *
+ * @return Statuscode to indicate success (0) or failure (!0)
+ */
+int
+main(int argc, const char** argv)
+{
+    (void)argc;
+    (void)argv;
+
+    signal(SIGINT, terminate);
+    signal(SIGABRT, terminate);
+    signal(SIGTERM, terminate);
+
+    /******************** LOAD CONFIG ********************/
+
+    global_config.file = "controller.ini";
+    global_config.log_level = LOG_LEVEL_INFO;
+
+    helper_parse_cli(argc, argv, &global_config);
+
+    FILE * const ini_file = fopen(global_config.file, "rb");
+    if(ini_file == NULL)
+    {
+        LOG_FATAL("config file '%s' was not found\n", global_config.file);
+        exit(1);
+    }
+    if(load_ini_file( ini_file, INI_DEFAULT_FORMAT, NULL, helper_load_config, &global_config))
+    {
+        LOG_FATAL("unable to parse ini file\n");
+        exit(1);
+    }
+ 
+    fclose(ini_file);
+
+    if(sizeof(time_t) < 8)
+    {
+        LOG_WARN("this system is not using 8-bit time\n");
+    }
+
+    /******************** SETUP DATABASE AND THIS CONTROLLER ********************/
+
+    database_setup(&mdb_env, &global_config);
+
+    this_controller = controller_load(mdb_env);
+
+    int fd_discovery = helper_open_discovery_socket(this_controller->discovery_port);
+    int fd_command = helper_bind_tcp_server("0.0.0.0", this_controller->command_port, 128);
+
+    this_controller->command_port = helper_get_port(fd_command);
+
+    controller_save(this_controller, mdb_env);
+
+    
+    /******************** SETUP WIRINGPI ********************/
+
+    wiringPiSetup();
+    piFaceSetup(PIFACE_GPIO_BASE);
+
+    for(uint_fast8_t i = 0; i < this_controller->relay_count; ++i)
+    {
+        if(global_config.relay_configs[i].driver == RELAY_DRIVER_GPIO)
+        {
+            pinMode(global_config.relay_configs[i].pin, OUTPUT);
+        }
+    }
+
+
+    /******************** SETUP SOCKETS ********************/
+
+    int timeout_msecs = ACCEPT_TIMEOUT_MSECONDS;
+    int ret;
+
+    /* Open STREAMS device. */
+    poll_fds[POLL_FDS_DISCOVERY].fd = fd_discovery;
+    poll_fds[POLL_FDS_DISCOVERY].events = POLLIN;
+    LOG_DEBUG("setup fd_discovery as %i on index %i\n", fd_discovery, POLL_FDS_DISCOVERY);
+    poll_fds[POLL_FDS_COMMAND].fd = fd_command;
+    poll_fds[POLL_FDS_COMMAND].events = POLLIN;
+    LOG_DEBUG("setup fd_command as %i on index %i\n", fd_command, POLL_FDS_COMMAND);
+
+
+    /******************** CHECK FOR TESTING RUN ********************/
+
+    if(global_config.run_type == RUN_TYPE_TEST)
+    {
+        runner_test(this_controller);
+        terminate(0);
+    }
+    
+
+    /******************** START MAIN LOOP ********************/
+
+    for(;;)
+    {
+        ret = poll(poll_fds, POLL_FDS_COUNT, timeout_msecs);
+
+        if(ret == 0)
+        {
+            handler_loop(this_controller);
+        }
+        if(ret > 0)
+        {
+            handler_poll(poll_fds, this_controller, mdb_env);
+        }
+    }
+
+    close(fd_discovery);
+
+    mdb_env_close(mdb_env);
+
+    return 0;
+}