3 * @brief main and its helper functions, signal handling and cleanup functions
6 // --- Custom headers --- //
13 #include "bbb_pin_defines.h"
15 // --- Standard headers --- //
16 #include <syslog.h> // for system logging
17 #include <signal.h> // for signal handling
20 // --- Variable definitions --- //
21 Options g_options; // options passed to program through command line arguments
23 // --- Function definitions --- //
26 * Parse command line arguments, initialise g_options
27 * @param argc - Number of arguments
28 * @param argv - Array of argument strings
30 void ParseArguments(int argc, char ** argv)
34 g_options.program = argv[0]; // program name
35 g_options.verbosity = LOGDEBUG; // default log level
36 gettimeofday(&(g_options.start_time), NULL); // Start time
39 g_options.auth_method = AUTH_NONE; // Don't use authentication
40 g_options.auth_uri = ""; //
41 g_options.ldap_base_dn = "";
45 for (int i = 1; i < argc; ++i)
47 if (argv[i][0] != '-')
48 Fatal("Unexpected argv[%d] - %s", i, argv[i]);
50 if (i+1 >= argc || argv[i+1][0] == '-')
51 Fatal("No argument following switch %s", argv[i]);
53 if (strlen(argv[i]) > 2)
54 Fatal("Human readable switches are not supported.");
59 // Set program verbosity
61 g_options.verbosity = strtol(argv[++i], &end, 10);
63 // Enable/Disable pin test
65 g_options.enable_pin = !(strtol(argv[++i], &end, 10));
69 g_options.auth_uri = argv[++i];
73 g_options.ldap_base_dn = argv[++i];
76 Fatal("Unrecognised switch %s", argv[i]);
80 if (end != NULL && *end != '\0')
81 Fatal("argv[%d] -%c requires an integer (got \"%s\" instead)", i-1, argv[i-1][0], argv[i]);
84 Log(LOGDEBUG, "Verbosity: %d", g_options.verbosity);
85 Log(LOGDEBUG, "Pin Module Enabled: %d", g_options.enable_pin);
86 Log(LOGDEBUG, "Auth URI: %s", g_options.auth_uri);
87 Log(LOGDEBUG, "LDAP Base DN: %s", g_options.ldap_base_dn);
89 if (g_options.auth_uri[0] != '\0')
92 if (PathExists(g_options.auth_uri))
93 g_options.auth_method = AUTH_SHADOW;
95 g_options.auth_method = AUTH_LDAP;
101 * Cleanup before the program exits
105 Log(LOGDEBUG, "Begin cleanup.");
107 //Actuator_Cleanup();
108 Log(LOGDEBUG, "Finish cleanup.");
112 * Main entry point; start worker threads, setup signal handling, wait for threads to exit, exit
113 * @param argc - Num args
115 * @returns 0 on success, error code on failure
116 * NOTE: NEVER USE exit(3)! Instead call Thread_QuitProgram
118 int main(int argc, char ** argv)
120 // Open log before calling ParseArguments (since ParseArguments may call the Log functions)
121 openlog("mctxserv", LOG_PID | LOG_PERROR, LOG_USER);
122 Log(LOGINFO, "Server started");
124 ParseArguments(argc, argv); // Setup the g_options structure from program arguments
130 // Try and start things
133 if ((ret = Control_SetMode(CONTROL_START, "test")) != NULL)
134 Fatal("Control_SetMode failed with '%s'", ret);
137 // run request thread in the main thread
138 FCGI_RequestLoop(NULL);
141 if ((ret = Control_SetMode(CONTROL_STOP, "test")) != NULL)
142 Fatal("Control_SetMode failed with '%s'", ret);
145 //Actuator_StopAll();