int main(int argc, char **argv) { int opt; poptContext pc; char *outputfile = NULL; struct registry_context *h1 = NULL, *h2 = NULL; int from_null = 0; WERROR error; struct reg_diff *diff; struct poptOption long_options[] = { POPT_AUTOHELP {"output", 'o', POPT_ARG_STRING, &outputfile, 'o', "output file to use", NULL }, {"null", 'n', POPT_ARG_NONE, &from_null, 'n', "Diff from NULL", NULL }, {"remote", 'R', POPT_ARG_STRING, NULL, 0, "Connect to remote server" , NULL }, {"local", 'L', POPT_ARG_NONE, NULL, 0, "Open local registry", NULL }, POPT_COMMON_SAMBA POPT_COMMON_CREDENTIALS POPT_COMMON_VERSION { NULL } }; registry_init(); pc = poptGetContext(argv[0], argc, (const char **) argv, long_options,0); while((opt = poptGetNextOpt(pc)) != -1) { error = WERR_OK; switch(opt) { case 'L': if (!h1 && !from_null) error = reg_open_local(NULL, &h1, NULL, cmdline_credentials); else if (!h2) error = reg_open_local(NULL, &h2, NULL, cmdline_credentials); break; case 'R': if (!h1 && !from_null) error = reg_open_remote(&h1, NULL, cmdline_credentials, poptGetOptArg(pc), NULL); else if (!h2) error = reg_open_remote(&h2, NULL, cmdline_credentials, poptGetOptArg(pc), NULL); break; } if (!W_ERROR_IS_OK(error)) { fprintf(stderr, "Error: %s\n", win_errstr(error)); return 1; } } poptFreeContext(pc); diff = reg_generate_diff(NULL, h1, h2); if (!diff) { fprintf(stderr, "Unable to generate diff between keys\n"); return -1; } reg_diff_save(diff, outputfile); return 0; }
rdpRegistry* registry_new(rdpSettings* settings) { rdpRegistry* registry = (rdpRegistry*) xzalloc(sizeof(rdpRegistry)); if (registry != NULL) { registry->settings = settings; registry_init(registry); } return registry; }
void config_init() { logprintf(LOG_STACK, "%s(...)", __FUNCTION__); hardware_init(); settings_init(); devices_init(); gui_init(); #ifdef EVENTS rules_init(); #endif registry_init(); }
int main(int argc, char **argv) { int i; int config_loaded = 0; int dont_fork = 0; size_t wanted_stacksize = 0, stacksize = 0; pthread_attr_t attr; // global initialization get_HZ(); // set the name for logging program_name = "netdata"; // parse command line. // parse depercated options // TODO: Remove this block with the next major release. { i = 1; while(i < argc) { if(strcmp(argv[i], "-pidfile") == 0 && (i+1) < argc) { strncpyz(pidfile, argv[i+1], FILENAME_MAX); fprintf(stderr, "%s: deprecated option -- %s -- please use -P instead.\n", argv[0], argv[i]); remove_option(i, &argc, argv); } else if(strcmp(argv[i], "-nodaemon") == 0 || strcmp(argv[i], "-nd") == 0) { dont_fork = 1; fprintf(stderr, "%s: deprecated option -- %s -- please use -D instead.\n ", argv[0], argv[i]); remove_option(i, &argc, argv); } else if(strcmp(argv[i], "-ch") == 0 && (i+1) < argc) { config_set("global", "host access prefix", argv[i+1]); fprintf(stderr, "%s: deprecated option -- %s -- please use -s instead.\n", argv[0], argv[i]); remove_option(i, &argc, argv); } else if(strcmp(argv[i], "-l") == 0 && (i+1) < argc) { config_set("global", "history", argv[i+1]); fprintf(stderr, "%s: deprecated option -- %s -- This option will be removed with V2.*.\n", argv[0], argv[i]); remove_option(i, &argc, argv); } else i++; } } // parse options { int num_opts = sizeof(options) / sizeof(struct option_def); char optstring[(num_opts * 2) + 1]; int string_i = 0; for( i = 0; i < num_opts; i++ ) { optstring[string_i] = options[i].val; string_i++; if(options[i].arg_name) { optstring[string_i] = ':'; string_i++; } } int opt; while( (opt = getopt(argc, argv, optstring)) != -1 ) { switch(opt) { case 'c': if(load_config(optarg, 1) != 1) { error("Cannot load configuration file %s.", optarg); exit(1); } else { debug(D_OPTIONS, "Configuration loaded from %s.", optarg); config_loaded = 1; } break; case 'D': dont_fork = 1; break; case 'h': help(0); break; case 'i': config_set("global", "bind to", optarg); break; case 'P': strncpy(pidfile, optarg, FILENAME_MAX); pidfile[FILENAME_MAX] = '\0'; break; case 'p': config_set("global", "default port", optarg); break; case 's': config_set("global", "host access prefix", optarg); break; case 't': config_set("global", "update every", optarg); break; case 'u': config_set("global", "run as user", optarg); break; case 'v': // TODO: Outsource version to makefile which can compute version from git. printf("netdata 1.2.1_master\n"); return 0; break; case 'W': { char* stacksize = "stacksize="; char* debug_flags_string = "debug_flags="; if(strcmp(optarg, "unittest") == 0) { rrd_update_every = 1; if(run_all_mockup_tests()) exit(1); if(unit_test_storage()) exit(1); fprintf(stderr, "\n\nALL TESTS PASSED\n\n"); exit(0); } else if(strncmp(optarg, stacksize, strlen(stacksize)) == 0) { optarg += strlen(stacksize); config_set("global", "pthread stack size", optarg); } else if(strncmp(optarg, debug_flags_string, strlen(debug_flags_string)) == 0) { optarg += strlen(debug_flags_string); config_set("global", "debug flags", optarg); debug_flags = strtoull(optarg, NULL, 0); } } break; default: /* ? */ help(1); break; } } } if(!config_loaded) load_config(NULL, 0); // prepare configuration environment variables for the plugins setenv("NETDATA_CONFIG_DIR" , config_get("global", "config directory" , CONFIG_DIR) , 1); setenv("NETDATA_PLUGINS_DIR", config_get("global", "plugins directory" , PLUGINS_DIR), 1); setenv("NETDATA_WEB_DIR" , config_get("global", "web files directory", WEB_DIR) , 1); setenv("NETDATA_CACHE_DIR" , config_get("global", "cache directory" , CACHE_DIR) , 1); setenv("NETDATA_LIB_DIR" , config_get("global", "lib directory" , VARLIB_DIR) , 1); setenv("NETDATA_LOG_DIR" , config_get("global", "log directory" , LOG_DIR) , 1); setenv("NETDATA_HOST_PREFIX", config_get("global", "host access prefix" , "") , 1); setenv("HOME" , config_get("global", "home directory" , CACHE_DIR) , 1); // disable buffering for python plugins setenv("PYTHONUNBUFFERED", "1", 1); // avoid flood calls to stat(/etc/localtime) // http://stackoverflow.com/questions/4554271/how-to-avoid-excessive-stat-etc-localtime-calls-in-strftime-on-linux setenv("TZ", ":/etc/localtime", 0); { char path[1024 + 1], *p = getenv("PATH"); if(!p) p = "/bin:/usr/bin"; snprintfz(path, 1024, "%s:%s", p, "/sbin:/usr/sbin:/usr/local/bin:/usr/local/sbin"); setenv("PATH", config_get("plugins", "PATH environment variable", path), 1); } // cd to /tmp to avoid any plugins writing files at random places if(chdir("/tmp")) error("netdata: ERROR: Cannot cd to /tmp"); char *input_log_file = NULL; char *output_log_file = NULL; char *error_log_file = NULL; char *access_log_file = NULL; char *user = NULL; { char *flags = config_get("global", "debug flags", "0x00000000"); setenv("NETDATA_DEBUG_FLAGS", flags, 1); debug_flags = strtoull(flags, NULL, 0); debug(D_OPTIONS, "Debug flags set to '0x%8llx'.", debug_flags); if(debug_flags != 0) { struct rlimit rl = { RLIM_INFINITY, RLIM_INFINITY }; if(setrlimit(RLIMIT_CORE, &rl) != 0) info("Cannot request unlimited core dumps for debugging... Proceeding anyway..."); prctl(PR_SET_DUMPABLE, 1, 0, 0, 0); } // -------------------------------------------------------------------- #ifdef MADV_MERGEABLE enable_ksm = config_get_boolean("global", "memory deduplication (ksm)", enable_ksm); #else #warning "Kernel memory deduplication (KSM) is not available" #endif // -------------------------------------------------------------------- global_host_prefix = config_get("global", "host access prefix", ""); setenv("NETDATA_HOST_PREFIX", global_host_prefix, 1); // -------------------------------------------------------------------- output_log_file = config_get("global", "debug log", LOG_DIR "/debug.log"); if(strcmp(output_log_file, "syslog") == 0) { output_log_syslog = 1; output_log_file = NULL; } else if(strcmp(output_log_file, "none") == 0) { output_log_syslog = 0; output_log_file = NULL; } else output_log_syslog = 0; // -------------------------------------------------------------------- error_log_file = config_get("global", "error log", LOG_DIR "/error.log"); if(strcmp(error_log_file, "syslog") == 0) { error_log_syslog = 1; error_log_file = NULL; } else if(strcmp(error_log_file, "none") == 0) { error_log_syslog = 0; error_log_file = NULL; // optimization - do not even generate debug log entries } else error_log_syslog = 0; error_log_throttle_period = config_get_number("global", "errors flood protection period", error_log_throttle_period); setenv("NETDATA_ERRORS_THROTTLE_PERIOD", config_get("global", "errors flood protection period" , ""), 1); error_log_errors_per_period = (unsigned long)config_get_number("global", "errors to trigger flood protection", error_log_errors_per_period); setenv("NETDATA_ERRORS_PER_PERIOD" , config_get("global", "errors to trigger flood protection", ""), 1); // -------------------------------------------------------------------- access_log_file = config_get("global", "access log", LOG_DIR "/access.log"); if(strcmp(access_log_file, "syslog") == 0) { access_log_syslog = 1; access_log_file = NULL; } else if(strcmp(access_log_file, "none") == 0) { access_log_syslog = 0; access_log_file = NULL; } else access_log_syslog = 0; // -------------------------------------------------------------------- rrd_memory_mode = rrd_memory_mode_id(config_get("global", "memory mode", rrd_memory_mode_name(rrd_memory_mode))); // -------------------------------------------------------------------- { char hostnamebuf[HOSTNAME_MAX + 1]; if(gethostname(hostnamebuf, HOSTNAME_MAX) == -1) error("WARNING: Cannot get machine hostname."); hostname = config_get("global", "hostname", hostnamebuf); debug(D_OPTIONS, "hostname set to '%s'", hostname); } // -------------------------------------------------------------------- rrd_default_history_entries = (int) config_get_number("global", "history", RRD_DEFAULT_HISTORY_ENTRIES); if(rrd_default_history_entries < 5 || rrd_default_history_entries > RRD_HISTORY_ENTRIES_MAX) { info("Invalid save lines %d given. Defaulting to %d.", rrd_default_history_entries, RRD_DEFAULT_HISTORY_ENTRIES); rrd_default_history_entries = RRD_DEFAULT_HISTORY_ENTRIES; } else { debug(D_OPTIONS, "save lines set to %d.", rrd_default_history_entries); } // -------------------------------------------------------------------- rrd_update_every = (int) config_get_number("global", "update every", UPDATE_EVERY); if(rrd_update_every < 1 || rrd_update_every > 600) { info("Invalid update timer %d given. Defaulting to %d.", rrd_update_every, UPDATE_EVERY_MAX); rrd_update_every = UPDATE_EVERY; } else debug(D_OPTIONS, "update timer set to %d.", rrd_update_every); // let the plugins know the min update_every { char buf[16]; snprintfz(buf, 15, "%d", rrd_update_every); setenv("NETDATA_UPDATE_EVERY", buf, 1); } // -------------------------------------------------------------------- // block signals while initializing threads. // this causes the threads to block signals. sigset_t sigset; sigfillset(&sigset); if(pthread_sigmask(SIG_BLOCK, &sigset, NULL) == -1) { error("Could not block signals for threads"); } // Catch signals which we want to use to quit savely struct sigaction sa; sigemptyset(&sa.sa_mask); sigaddset(&sa.sa_mask, SIGHUP); sigaddset(&sa.sa_mask, SIGINT); sigaddset(&sa.sa_mask, SIGTERM); sa.sa_handler = sig_handler_exit; sa.sa_flags = 0; if(sigaction(SIGHUP, &sa, NULL) == -1) { error("Failed to change signal handler for SIGHUP"); } if(sigaction(SIGINT, &sa, NULL) == -1) { error("Failed to change signal handler for SIGINT"); } if(sigaction(SIGTERM, &sa, NULL) == -1) { error("Failed to change signal handler for SIGTERM"); } // save database on SIGUSR1 sa.sa_handler = sig_handler_save; if(sigaction(SIGUSR1, &sa, NULL) == -1) { error("Failed to change signal handler for SIGUSR1"); } // Ignore SIGPIPE completely. // INFO: If we add signals here we have to unblock them // at popen.c when running a external plugin. sa.sa_handler = SIG_IGN; if(sigaction(SIGPIPE, &sa, NULL) == -1) { error("Failed to change signal handler for SIGPIPE"); } // -------------------------------------------------------------------- i = pthread_attr_init(&attr); if(i != 0) fatal("pthread_attr_init() failed with code %d.", i); i = pthread_attr_getstacksize(&attr, &stacksize); if(i != 0) fatal("pthread_attr_getstacksize() failed with code %d.", i); else debug(D_OPTIONS, "initial pthread stack size is %zu bytes", stacksize); wanted_stacksize = config_get_number("global", "pthread stack size", stacksize); // -------------------------------------------------------------------- for (i = 0; static_threads[i].name != NULL ; i++) { struct netdata_static_thread *st = &static_threads[i]; if(st->config_name) st->enabled = config_get_boolean(st->config_section, st->config_name, st->enabled); if(st->enabled && st->init_routine) st->init_routine(); } // -------------------------------------------------------------------- // get the user we should run // IMPORTANT: this is required before web_files_uid() user = config_get("global", "run as user" , (getuid() == 0)?NETDATA_USER:""); // IMPORTANT: these have to run once, while single threaded web_files_uid(); // IMPORTANT: web_files_uid() before web_files_gid() web_files_gid(); // -------------------------------------------------------------------- create_listen_sockets(); } // never become a problem if(nice(20) == -1) error("Cannot lower my CPU priority."); if(become_daemon(dont_fork, 0, user, input_log_file, output_log_file, error_log_file, access_log_file, &access_fd, &stdaccess) == -1) fatal("Cannot demonize myself."); #ifdef NETDATA_INTERNAL_CHECKS if(debug_flags != 0) { struct rlimit rl = { RLIM_INFINITY, RLIM_INFINITY }; if(setrlimit(RLIMIT_CORE, &rl) != 0) info("Cannot request unlimited core dumps for debugging... Proceeding anyway..."); prctl(PR_SET_DUMPABLE, 1, 0, 0, 0); } #endif /* NETDATA_INTERNAL_CHECKS */ if(output_log_syslog || error_log_syslog || access_log_syslog) openlog("netdata", LOG_PID, LOG_DAEMON); info("NetData started on pid %d", getpid()); // ------------------------------------------------------------------------ // get default pthread stack size if(stacksize < wanted_stacksize) { i = pthread_attr_setstacksize(&attr, wanted_stacksize); if(i != 0) fatal("pthread_attr_setstacksize() to %zu bytes, failed with code %d.", wanted_stacksize, i); else info("Successfully set pthread stacksize to %zu bytes", wanted_stacksize); } // -------------------------------------------------------------------- // initialize the registry registry_init(); // ------------------------------------------------------------------------ // spawn the threads web_server_threading_selection(); for (i = 0; static_threads[i].name != NULL ; i++) { struct netdata_static_thread *st = &static_threads[i]; if(st->enabled) { st->thread = malloc(sizeof(pthread_t)); if(!st->thread) fatal("Cannot allocate pthread_t memory"); info("Starting thread %s.", st->name); if(pthread_create(st->thread, &attr, st->start_routine, NULL)) error("failed to create new thread for %s.", st->name); else if(pthread_detach(*st->thread)) error("Cannot request detach of newly created %s thread.", st->name); } else info("Not starting thread %s.", st->name); } // ------------------------------------------------------------------------ // block signals while initializing threads. sigset_t sigset; sigfillset(&sigset); if(pthread_sigmask(SIG_UNBLOCK, &sigset, NULL) == -1) { error("Could not unblock signals for threads"); } // Handle flags set in the signal handler. while(1) { pause(); if(netdata_exit) { info("Exit main loop of netdata."); netdata_cleanup_and_exit(0); exit(0); } } }
int main(int argc,char *argv[]) { vm_instance_t *vm; #ifdef PROFILE atexit(profiler_savestat); #endif printf("Cisco Router Simulation Platform (version %s)\n",sw_version); printf("Copyright (c) 2005-2007 Christophe Fillot.\n"); printf("Build date: %s %s\n\n",__DATE__,__TIME__); /* Register platforms */ register_default_platforms(); /* Initialize timers */ timer_init(); /* Initialize object registry */ registry_init(); /* Initialize ATM module (for HEC checksums) */ atm_init(); /* Initialize CRC functions */ crc_init(); /* Initialize NetIO code */ netio_rxl_init(); /* Initialize NetIO packet filters */ netio_filter_load_all(); /* Initialize VTTY code */ vtty_init(); /* Parse standard command line */ if (!run_hypervisor(argc,argv)) parse_std_cmd_line(argc,argv); /* Create general log file */ create_log_file(); /* Periodic tasks initialization */ if (ptask_init(0) == -1) exit(EXIT_FAILURE); /* Create instruction lookup tables */ mips64_jit_create_ilt(); mips64_exec_create_ilt(); ppc32_jit_create_ilt(); ppc32_exec_create_ilt(); setup_signals(); if (!hypervisor_mode) { /* Initialize the default instance */ vm = vm_acquire("default"); assert(vm != NULL); if (vm->platform->init_instance(vm) == -1) { fprintf(stderr,"Unable to initialize router instance.\n"); exit(EXIT_FAILURE); } /* Start GDB server before the image to allow debugging from the begining of it's execution */ if (vm->gdb_server_running) { /* Stop main CPU */ vm_suspend(vm); // cpu_stop(vm->boot_cpu); if (gdb_server_start_listener(vm) < 0) { fprintf(stderr,"GDB server unable to create TCP sockets.\n"); exit(EXIT_FAILURE); } } #if (DEBUG_INSN_PERF_CNT > 0) || (DEBUG_BLOCK_PERF_CNT > 0) { m_uint32_t counter,prev = 0,delta; while(vm->status == VM_STATUS_RUNNING) { counter = cpu_get_perf_counter(vm->boot_cpu); delta = counter - prev; prev = counter; printf("delta = %u\n",delta); sleep(1); } } #else /* Start instance monitoring */ vm_monitor(vm); #endif // FIXME: remove this kludge if (vm->gdb_server_running) { //while (vm->gdb_conn->active) // usleep(1000000); gdb_server_close_control_sockets(); } /* Free resources used by instance */ vm_release(vm); } else { hypervisor_tcp_server(hypervisor_ip_address,hypervisor_tcp_port); } dynamips_reset(); close_log_file(); return(0); }
int main(int argc,char *argv[]) { vm_instance_t *vm; #ifdef PROFILE atexit(profiler_savestat); #endif #ifdef USE_UNSTABLE printf("Cisco Router Simulation Platform (version %s/%s unstable)\n", sw_version,os_name); #else printf("Cisco Router Simulation Platform (version %s/%s stable)\n", sw_version,os_name); #endif printf("Copyright (c) 2005-2011 Christophe Fillot.\n"); printf("Build date: %s %s\n\n",__DATE__,__TIME__); gen_uuid_init(); /* Register platforms */ register_default_platforms(); /* Initialize timers */ timer_init(); /* Initialize object registry */ registry_init(); /* Initialize ATM module (for HEC checksums) */ atm_init(); /* Initialize CRC functions */ crc_init(); /* Initialize NetIO code */ netio_rxl_init(); /* Initialize NetIO packet filters */ netio_filter_load_all(); /* Initialize VTTY code */ vtty_init(); /* Parse standard command line */ atexit(destroy_cmd_line_vars); if (!run_hypervisor(argc,argv)) parse_std_cmd_line(argc,argv); /* Create general log file */ create_log_file(); /* Periodic tasks initialization */ if (ptask_init(0) == -1) exit(EXIT_FAILURE); /* Create instruction lookup tables */ mips64_jit_create_ilt(); mips64_exec_create_ilt(); ppc32_jit_create_ilt(); ppc32_exec_create_ilt(); setup_signals(); if (!hypervisor_mode) { /* Initialize the default instance */ vm = vm_acquire("default"); assert(vm != NULL); if (vm_init_instance(vm) == -1) { fprintf(stderr,"Unable to initialize router instance.\n"); exit(EXIT_FAILURE); } #if (DEBUG_INSN_PERF_CNT > 0) || (DEBUG_BLOCK_PERF_CNT > 0) { m_uint32_t counter,prev = 0,delta; while(vm->status == VM_STATUS_RUNNING) { counter = cpu_get_perf_counter(vm->boot_cpu); delta = counter - prev; prev = counter; printf("delta = %u\n",delta); sleep(1); } } #else /* Start instance monitoring */ vm_monitor(vm); #endif /* Free resources used by instance */ vm_release(vm); } else { hypervisor_tcp_server(hypervisor_ip_address,hypervisor_tcp_port); } dynamips_reset(); close_log_file(); return(0); }