int main(int argc, char **argv) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm;
time_t now;
char datestring[256];
host *temp_host = NULL;
hostgroup *temp_hostgroup = NULL;
hostsmember *temp_member = NULL;
plan(4);
/* reset program variables */
reset_variables();
printf("Reading configuration data...\n");
config_file = strdup("smallconfig/icinga.cfg");
/* read in the configuration files (main config file, resource and object config files) */
result = read_main_config_file(config_file);
ok(result == OK, "Read main configuration file okay - if fails, use icinga -v to check");
result = read_all_object_data(config_file);
ok(result == OK, "Read all object config files");
result = pre_flight_check();
ok(result == OK, "Preflight check okay");
for (temp_hostgroup = hostgroup_list; temp_hostgroup != NULL; temp_hostgroup = temp_hostgroup->next) {
c++;
//printf("Hostgroup=%s\n", temp_hostgroup->group_name);
}
ok(c == 2, "Found all hostgroups");
temp_hostgroup = find_hostgroup("hostgroup1");
for (temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
temp_hostgroup = find_hostgroup("hostgroup2");
for (temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
cleanup();
my_free(config_file);
return exit_status();
}
int main(int /*@unused@*/ argc, char /*@unused@*/ **arv)
{
const char *test_config_file = TESTDIR "naemon.cfg";
plan_tests(489);
init_event_queue();
config_file_dir = nspath_absolute_dirname(test_config_file, NULL);
assert(OK == read_main_config_file(test_config_file));
assert(OK == read_all_object_data(test_config_file));
assert(OK == initialize_downtime_data());
assert(OK == initialize_retention_data());
test_register();
test_parsing();
test_core_commands();
return exit_status();
}
int main(int argc, char **argv)
{
int result, warnings = 0, errors = 0;
int c = 0;
char *outfile = NULL;
char *groups = NULL;
char *cache_file = NULL;
#ifdef HAVE_GETOPT_H
int option_index;
struct option long_options[] = {
{"help", no_argument, 0, 'h' },
{"version", no_argument, 0, 'v' },
{"quiet", no_argument, 0, 'q' },
{"groups", required_argument, 0, 'g' },
{"include", required_argument, 0, 'i' },
{"outfile", required_argument, 0, 'o' },
{"naemon-cfg", required_argument, 0, 'c' },
{"force", no_argument, 0, 'f' },
{ 0, 0, 0, 0 }
};
#define getopt(a, b, c) getopt_long(a, b, c, long_options, &option_index)
#endif
self_name = strdup(basename(argv[0]));
/* make sure we have the correct number of command line arguments */
if (argc < 2) {
usage("Not enough arguments.\n");
}
reset_variables();
enable_timing_point = 1;
for (;;) {
c = getopt(argc, argv, "hVqvfg:i:o:O:");
if (c < 0 || c == EOF)
break;
switch (c) {
case 'v': case 'V':
printf("oconfsplit version %s", PROGRAM_VERSION);
break;
case 'h': case '?':
usage(NULL);
break;
case 'o':
outfile = optarg;
break;
case 'c':
config_file = optarg;
break;
case 'g':
groups = optarg;
break;
case 'q':
verbose = 0;
enable_timing_point = 0;
break;
case 'O':
cache_file = optarg;
break;
case 'f':
/* force = 1;, but ignored for now */
break;
default:
usage("Unknown argument\n");
exit(EXIT_FAILURE);
}
}
if (outfile) {
fp = fopen(outfile, "w");
if (!fp) {
printf("Failed to open '%s' for writing: %m\n", outfile);
exit(EXIT_FAILURE);
}
} else if (groups) {
usage("Can't cache groups without an outfile. Try again, will ya?\n");
}
if (!groups && !cache_file) {
usage("No groups specified. Redo from start\n");
}
if (!config_file) {
if (optind >= argc)
config_file = strdup(get_default_config_file());
else
config_file = argv[optind];
}
if (!config_file) {
printf("Something went horribly wrong there. What the hells...\n");
exit(EXIT_FAILURE);
}
timing_point("Loading configuration...\n");
/*
* config file is last argument specified.
* Make sure it uses an absolute path
*/
config_file = nspath_absolute(config_file, NULL);
if (config_file == NULL) {
printf("Error allocating memory.\n");
exit(EXIT_FAILURE);
}
config_file_dir = nspath_absolute_dirname(config_file, NULL);
/* never log anything anywhere */
use_syslog = FALSE;
log_file = NULL;
close_log_file();
/* we ignore errors from here */
if (!cache_file)
read_main_config_file(config_file);
/* order: named cache > cache > precache > "raw" config */
use_precached_objects = FALSE;
if (cache_file && !access(cache_file, R_OK)) {
use_precached_objects = TRUE;
object_precache_file = cache_file;
} else if (object_cache_file && !access(object_cache_file, R_OK)) {
/* use the right one but prevent double free */
object_precache_file = object_cache_file;
object_cache_file = NULL;
use_precached_objects = TRUE;
} else if (object_precache_file && !access(object_precache_file, R_OK)) {
use_precached_objects = TRUE;
}
if (verbose && use_precached_objects) {
printf("Using cached objects from %s\n", object_precache_file);
}
/* read object config files */
result = read_all_object_data(config_file);
if (result != OK) {
printf(" Error processing object config files. Bailing out\n");
exit(EXIT_FAILURE);
}
timing_point("Config data read\n");
/* run object pre-flight checks only */
if (pre_flight_object_check(&warnings, &errors) != OK) {
printf("Pre-flight check failed. Bailing out\n");
exit(EXIT_FAILURE);
}
if (pre_flight_circular_check(&warnings, &errors) != OK) {
printf("Pre-flight circular check failed. Bailing out\n");
exit(EXIT_FAILURE);
}
if (cache_file && !groups) {
if (verbose || !outfile)
printf("%u objects check out ok\n", ocount_total(&num_objects));
if (outfile) {
fcache_objects(outfile);
printf("%u objects sorted and cached to %s\n",
ocount_total(&num_objects), outfile);
}
exit(EXIT_SUCCESS);
}
/* create our tracker maps */
htrack = bitmap_create(num_objects.hosts);
map.hosts = bitmap_create(num_objects.hosts);
map.commands = bitmap_create(num_objects.commands);
map.timeperiods = bitmap_create(num_objects.timeperiods);
map.contacts = bitmap_create(num_objects.contacts);
map.contactgroups = bitmap_create(num_objects.contactgroups);
map.hostgroups = bitmap_create(num_objects.hostgroups);
/* global commands are always included */
nsplit_cache_command(ochp_command_ptr);
nsplit_cache_command(ocsp_command_ptr);
nsplit_cache_command(global_host_event_handler_ptr);
nsplit_cache_command(global_service_event_handler_ptr);
nsplit_cache_command(find_command(host_perfdata_command));
nsplit_cache_command(find_command(service_perfdata_command));
nsplit_cache_command(find_command(host_perfdata_file_processing_command));
nsplit_cache_command(find_command(service_perfdata_file_processing_command));
if (nsplit_cache_stuff(groups) < 0) {
printf("Caching failed. Bailing out\n");
return EXIT_FAILURE;
}
timing_point("Done caching essentials\n");
nsplit_partial_groups();
timing_point("Done caching partial groups\n");
fflush(fp);
if (fp != stdout)
fclose(fp);
/* valgrind shush factor 1000 */
cleanup();
timing_point("Done cleaning up. Exiting\n");
/* exit */
printf("%u objects cached to %s\n",
ocount_total(&cached) + ocount_total(&partial), outfile);
return EXIT_SUCCESS;
}
int main(int argc, char **argv)
{
int result;
int error = FALSE;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm, tm_s;
time_t now;
char datestring[256];
nagios_macros *mac;
const char *worker_socket = NULL;
int i;
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"license", no_argument, 0, 'V'},
{"verify-config", no_argument, 0, 'v'},
{"daemon", no_argument, 0, 'd'},
{"test-scheduling", no_argument, 0, 's'},
{"precache-objects", no_argument, 0, 'p'},
{"use-precached-objects", no_argument, 0, 'u'},
{"enable-timing-point", no_argument, 0, 'T'},
{"worker", required_argument, 0, 'W'},
{0, 0, 0, 0}
};
#define getopt(argc, argv, o) getopt_long(argc, argv, o, long_options, &option_index)
#endif
memset(&loadctl, 0, sizeof(loadctl));
mac = get_global_macros();
/* make sure we have the correct number of command line arguments */
if (argc < 2)
error = TRUE;
/* get all command line arguments */
while (1) {
c = getopt(argc, argv, "+hVvdspuxTW");
if (c == -1 || c == EOF)
break;
switch (c) {
case '?': /* usage */
case 'h':
display_help = TRUE;
break;
case 'V': /* version */
display_license = TRUE;
break;
case 'v': /* verify */
verify_config++;
break;
case 's': /* scheduling check */
test_scheduling = TRUE;
break;
case 'd': /* daemon mode */
daemon_mode = TRUE;
break;
case 'p': /* precache object config */
precache_objects = TRUE;
break;
case 'u': /* use precached object config */
use_precached_objects = TRUE;
break;
case 'T':
enable_timing_point = TRUE;
break;
case 'W':
worker_socket = optarg;
break;
case 'x':
printf("Warning: -x is deprecated and will be removed\n");
break;
default:
break;
}
}
/* if we're a worker we can skip everything below */
if (worker_socket) {
exit(nagios_core_worker(worker_socket));
}
if (daemon_mode == FALSE) {
printf("\nNaemon Core %s\n", PROGRAM_VERSION);
printf("Copyright (c) 2013-present Naemon Core Development Team and Community Contributors\n");
printf("Copyright (c) 2009-2013 Nagios Core Development Team and Community Contributors\n");
printf("Copyright (c) 1999-2009 Ethan Galstad\n");
printf("Last Modified: %s\n", PROGRAM_MODIFICATION_DATE);
printf("License: GPL\n\n");
printf("Website: http://www.naemon.org\n");
}
/* just display the license */
if (display_license == TRUE) {
printf("This program is free software; you can redistribute it and/or modify\n");
printf("it under the terms of the GNU General Public License version 2 as\n");
printf("published by the Free Software Foundation.\n\n");
printf("This program is distributed in the hope that it will be useful,\n");
printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
printf("GNU General Public License for more details.\n\n");
printf("You should have received a copy of the GNU General Public License\n");
printf("along with this program; if not, write to the Free Software\n");
printf("Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n\n");
exit(OK);
}
/* make sure we got the main config file on the command line... */
if (optind >= argc)
error = TRUE;
/* if there are no command line options (or if we encountered an error), print usage */
if (error == TRUE || display_help == TRUE) {
printf("Usage: %s [options] <main_config_file>\n", argv[0]);
printf("\n");
printf("Options:\n");
printf("\n");
printf(" -v, --verify-config Verify all configuration data (-v -v for more info)\n");
printf(" -s, --test-scheduling Shows projected/recommended check scheduling and other\n");
printf(" diagnostic info based on the current configuration files.\n");
printf(" -T, --enable-timing-point Enable timed commentary on initialization\n");
printf(" -x, --dont-verify-paths Deprecated (Don't check for circular object paths)\n");
printf(" -p, --precache-objects Precache object configuration\n");
printf(" -u, --use-precached-objects Use precached object config file\n");
printf(" -d, --daemon Starts Naemon in daemon mode, instead of as a foreground process\n");
printf(" -W, --worker /path/to/socket Act as a worker for an already running daemon\n");
printf("\n");
printf("Visit the Naemon website at http://www.naemon.org/ for bug fixes, new\n");
printf("releases, online documentation, FAQs and more...\n");
printf("\n");
exit(ERROR);
}
/*
* config file is last argument specified.
* Make sure it uses an absolute path
*/
config_file = nspath_absolute(argv[optind], NULL);
if (config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
config_file_dir = nspath_absolute_dirname(config_file, NULL);
/*
* Set the signal handler for the SIGXFSZ signal here because
* we may encounter this signal before the other signal handlers
* are set.
*/
signal(SIGXFSZ, handle_sigxfsz);
/*
* let's go to town. We'll be noisy if we're verifying config
* or running scheduling tests.
*/
if (verify_config || test_scheduling || precache_objects) {
reset_variables();
/*
* if we don't beef up our resource limits as much as
* we can, it's quite possible we'll run headlong into
* EAGAIN due to too many processes when we try to
* drop privileges later.
*/
set_loadctl_defaults();
if (verify_config)
printf("Reading configuration data...\n");
/* read our config file */
result = read_main_config_file(config_file);
if (result != OK) {
printf(" Error processing main config file!\n\n");
exit(EXIT_FAILURE);
}
if (verify_config)
printf(" Read main config file okay...\n");
/* drop privileges */
if ((result = drop_privileges(naemon_user, naemon_group)) == ERROR) {
printf(" Failed to drop privileges. Aborting.");
exit(EXIT_FAILURE);
}
/*
* this must come after dropping privileges, so we make
* sure to test access permissions as the right user.
*/
if (test_configured_paths() == ERROR) {
printf(" One or more path problems detected. Aborting.\n");
exit(EXIT_FAILURE);
}
/* read object config files */
result = read_all_object_data(config_file);
if (result != OK) {
printf(" Error processing object config files!\n\n");
/* if the config filename looks fishy, warn the user */
if (!strstr(config_file, "naemon.cfg")) {
printf("\n***> The name of the main configuration file looks suspicious...\n");
printf("\n");
printf(" Make sure you are specifying the name of the MAIN configuration file on\n");
printf(" the command line and not the name of another configuration file. The\n");
printf(" main configuration file is typically '%s'\n", DEFAULT_CONFIG_FILE);
}
printf("\n***> One or more problems was encountered while processing the config files...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Naemon, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
exit(EXIT_FAILURE);
}
if (verify_config) {
printf(" Read object config files okay...\n\n");
printf("Running pre-flight check on configuration data...\n\n");
}
/* run the pre-flight check to make sure things look okay... */
result = pre_flight_check();
if (result != OK) {
printf("\n***> One or more problems was encountered while running the pre-flight check...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Naemon, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
exit(EXIT_FAILURE);
}
if (verify_config) {
printf("\nThings look okay - No serious problems were detected during the pre-flight check\n");
}
/* scheduling tests need a bit more than config verifications */
if (test_scheduling == TRUE) {
/* we'll need the event queue here so we can time insertions */
init_event_queue();
timing_point("Done initializing event queue\n");
/* read initial service and host state information */
initialize_retention_data(config_file);
read_initial_state_information();
timing_point("Retention data and initial state parsed\n");
/* initialize the event timing loop */
init_timing_loop();
timing_point("Timing loop initialized\n");
/* display scheduling information */
display_scheduling_info();
}
if (precache_objects) {
result = fcache_objects(object_precache_file);
timing_point("Done precaching objects\n");
if (result == OK) {
printf("Object precache file created:\n%s\n", object_precache_file);
} else {
printf("Failed to precache objects to '%s': %s\n", object_precache_file, strerror(errno));
}
}
/* clean up after ourselves */
cleanup();
/* exit */
timing_point("Exiting\n");
/* make valgrind shut up about still reachable memory */
neb_free_module_list();
free(config_file_dir);
free(config_file);
exit(result);
}
/* start to monitor things... */
/*
* if we're called with a relative path we must make
* it absolute so we can launch our workers.
* If not, we needn't bother, as we're using execvp()
*/
if (strchr(argv[0], '/'))
naemon_binary_path = nspath_absolute(argv[0], NULL);
else
naemon_binary_path = strdup(argv[0]);
if (!naemon_binary_path) {
logit(NSLOG_RUNTIME_ERROR, TRUE, "Error: Unable to allocate memory for naemon_binary_path\n");
exit(EXIT_FAILURE);
}
if (!(nagios_iobs = iobroker_create())) {
logit(NSLOG_RUNTIME_ERROR, TRUE, "Error: Failed to create IO broker set: %s\n",
strerror(errno));
exit(EXIT_FAILURE);
}
/* keep monitoring things until we get a shutdown command */
do {
/* reset internal book-keeping (in case we're restarting) */
wproc_num_workers_spawned = wproc_num_workers_online = 0;
caught_signal = sigshutdown = sigrestart = FALSE;
sig_id = 0;
/* reset program variables */
reset_variables();
timing_point("Variables reset\n");
/* get PID */
nagios_pid = (int)getpid();
/* read in the configuration files (main and resource config files) */
result = read_main_config_file(config_file);
if (result != OK) {
logit(NSLOG_CONFIG_ERROR, TRUE, "Error: Failed to process config file '%s'. Aborting\n", config_file);
exit(EXIT_FAILURE);
}
timing_point("Main config file read\n");
/* NOTE 11/06/07 EG moved to after we read config files, as user may have overridden timezone offset */
/* get program (re)start time and save as macro */
program_start = time(NULL);
my_free(mac->x[MACRO_PROCESSSTARTTIME]);
asprintf(&mac->x[MACRO_PROCESSSTARTTIME], "%lu", (unsigned long)program_start);
/* drop privileges */
if (drop_privileges(naemon_user, naemon_group) == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Failed to drop privileges. Aborting.");
cleanup();
exit(ERROR);
}
if (test_path_access(naemon_binary_path, X_OK)) {
logit(NSLOG_RUNTIME_ERROR, TRUE, "Error: failed to access() %s: %s\n", naemon_binary_path, strerror(errno));
logit(NSLOG_RUNTIME_ERROR, TRUE, "Error: Spawning workers will be impossible. Aborting.\n");
exit(EXIT_FAILURE);
}
if (test_configured_paths() == ERROR) {
/* error has already been logged */
exit(EXIT_FAILURE);
}
/* enter daemon mode (unless we're restarting...) */
if (daemon_mode == TRUE && sigrestart == FALSE) {
result = daemon_init();
/* we had an error daemonizing, so bail... */
if (result == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR, TRUE, "Bailing out due to failure to daemonize. (PID=%d)", (int)getpid());
cleanup();
exit(EXIT_FAILURE);
}
/* get new PID */
nagios_pid = (int)getpid();
}
/* this must be logged after we read config data, as user may have changed location of main log file */
logit(NSLOG_PROCESS_INFO, TRUE, "Naemon %s starting... (PID=%d)\n", PROGRAM_VERSION, (int)getpid());
/* log the local time - may be different than clock time due to timezone offset */
now = time(NULL);
tm = localtime_r(&now, &tm_s);
strftime(datestring, sizeof(datestring), "%a %b %d %H:%M:%S %Z %Y", tm);
logit(NSLOG_PROCESS_INFO, TRUE, "Local time is %s", datestring);
/* write log version/info */
write_log_file_info(NULL);
/* open debug log now that we're the right user */
open_debug_log();
#ifdef USE_EVENT_BROKER
/* initialize modules */
neb_init_modules();
neb_init_callback_list();
#endif
timing_point("NEB module API initialized\n");
/* handle signals (interrupts) before we do any socket I/O */
setup_sighandler();
/*
* Initialize query handler and event subscription service.
* This must be done before modules are initialized, so
* the modules can use our in-core stuff properly
*/
if (qh_init(qh_socket_path ? qh_socket_path : DEFAULT_QUERY_SOCKET) != OK) {
logit(NSLOG_RUNTIME_ERROR, TRUE, "Error: Failed to initialize query handler. Aborting\n");
exit(EXIT_FAILURE);
}
timing_point("Query handler initialized\n");
nerd_init();
timing_point("NERD initialized\n");
/* initialize check workers */
if (init_workers(num_check_workers) < 0) {
logit(NSLOG_RUNTIME_ERROR, TRUE, "Failed to spawn workers. Aborting\n");
exit(EXIT_FAILURE);
}
timing_point("%u workers spawned\n", wproc_num_workers_spawned);
i = 0;
while (i < 50 && wproc_num_workers_online < wproc_num_workers_spawned) {
iobroker_poll(nagios_iobs, 50);
i++;
}
timing_point("%u workers connected\n", wproc_num_workers_online);
/* now that workers have arrived we can set the defaults */
set_loadctl_defaults();
/* read in all object config data */
if (result == OK)
result = read_all_object_data(config_file);
/*
* the queue has to be initialized befor loading the neb modules
* to give them the chance to register user events.
* (initializing event queue requires number of objects, so do
* this after parsing the objects)
*/
init_event_queue();
timing_point("Event queue initialized\n");
#ifdef USE_EVENT_BROKER
/* load modules */
if (neb_load_all_modules() != OK) {
logit(NSLOG_CONFIG_ERROR, ERROR, "Error: Module loading failed. Aborting.\n");
/* if we're dumping core, we must remove all dl-files */
if (daemon_dumps_core)
neb_unload_all_modules(NEBMODULE_FORCE_UNLOAD, NEBMODULE_NEB_SHUTDOWN);
exit(EXIT_FAILURE);
}
timing_point("Modules loaded\n");
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_PRELAUNCH, NEBFLAG_NONE, NEBATTR_NONE, NULL);
timing_point("First callback made\n");
#endif
/* there was a problem reading the config files */
if (result != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Bailing out due to one or more errors encountered in the configuration files. Run Naemon from the command line with the -v option to verify your config before restarting. (PID=%d)", (int)getpid());
else {
/* run the pre-flight check to make sure everything looks okay*/
if ((result = pre_flight_check()) != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_VERIFICATION_ERROR, TRUE, "Bailing out due to errors encountered while running the pre-flight check. Run Naemon from the command line with the -v option to verify your config before restarting. (PID=%d)\n", (int)getpid());
}
/* an error occurred that prevented us from (re)starting */
if (result != OK) {
/* if we were restarting, we need to cleanup from the previous run */
if (sigrestart == TRUE) {
/* clean up the status data */
cleanup_status_data(TRUE);
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
timing_point("Object configuration parsed and understood\n");
/* write the objects.cache file */
fcache_objects(object_cache_file);
timing_point("Objects cached\n");
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_START, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* initialize status data unless we're starting */
if (sigrestart == FALSE) {
initialize_status_data(config_file);
timing_point("Status data initialized\n");
}
/* initialize scheduled downtime data */
initialize_downtime_data();
timing_point("Downtime data initialized\n");
/* read initial service and host state information */
initialize_retention_data(config_file);
timing_point("Retention data initialized\n");
read_initial_state_information();
timing_point("Initial state information read\n");
/* initialize comment data */
initialize_comment_data();
timing_point("Comment data initialized\n");
/* initialize performance data */
initialize_performance_data(config_file);
timing_point("Performance data initialized\n");
/* initialize the event timing loop */
init_timing_loop();
timing_point("Event timing loop initialized\n");
/* initialize check statistics */
init_check_stats();
timing_point("check stats initialized\n");
/* update all status data (with retained information) */
update_all_status_data();
timing_point("Status data updated\n");
/* log initial host and service state */
log_host_states(INITIAL_STATES, NULL);
log_service_states(INITIAL_STATES, NULL);
timing_point("Initial states logged\n");
/* reset the restart flag */
sigrestart = FALSE;
/* fire up command file worker */
launch_command_file_worker();
timing_point("Command file worker launched\n");
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPSTART, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* get event start time and save as macro */
event_start = time(NULL);
my_free(mac->x[MACRO_EVENTSTARTTIME]);
asprintf(&mac->x[MACRO_EVENTSTARTTIME], "%lu", (unsigned long)event_start);
timing_point("Entering event execution loop\n");
/***** start monitoring all services *****/
/* (doesn't return until a restart or shutdown signal is encountered) */
event_execution_loop();
/*
* immediately deinitialize the query handler so it
* can remove modules that have stashed data with it
*/
qh_deinit(qh_socket_path ? qh_socket_path : DEFAULT_QUERY_SOCKET);
/* 03/01/2007 EG Moved from sighandler() to prevent FUTEX locking problems under NPTL */
/* 03/21/2007 EG SIGSEGV signals are still logged in sighandler() so we don't loose them */
/* did we catch a signal? */
if (caught_signal == TRUE) {
if (sig_id == SIGHUP)
logit(NSLOG_PROCESS_INFO, TRUE, "Caught SIGHUP, restarting...\n");
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPEND, NEBFLAG_NONE, NEBATTR_NONE, NULL);
if (sigshutdown == TRUE)
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_USER_INITIATED, NEBATTR_SHUTDOWN_NORMAL, NULL);
else if (sigrestart == TRUE)
broker_program_state(NEBTYPE_PROCESS_RESTART, NEBFLAG_USER_INITIATED, NEBATTR_RESTART_NORMAL, NULL);
#endif
disconnect_command_file_worker();
/* save service and host state information */
save_state_information(FALSE);
cleanup_retention_data();
/* clean up performance data */
cleanup_performance_data();
/* clean up the scheduled downtime data */
cleanup_downtime_data();
/* clean up the status data unless we're restarting */
if (sigrestart == FALSE) {
cleanup_status_data(TRUE);
}
free_worker_memory(WPROC_FORCE);
/* shutdown stuff... */
if (sigshutdown == TRUE) {
iobroker_destroy(nagios_iobs, IOBROKER_CLOSE_SOCKETS);
nagios_iobs = NULL;
/* log a shutdown message */
logit(NSLOG_PROCESS_INFO, TRUE, "Successfully shutdown... (PID=%d)\n", (int)getpid());
}
/* clean up after ourselves */
cleanup();
/* close debug log */
close_debug_log();
} while (sigrestart == TRUE && sigshutdown == FALSE);
if (daemon_mode == TRUE)
unlink(lock_file);
/* free misc memory */
my_free(lock_file);
my_free(config_file);
my_free(config_file_dir);
my_free(naemon_binary_path);
return OK;
}
int main(int argc, char **argv) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm;
time_t current_time;
time_t test_time;
time_t saved_test_time;
time_t next_valid_time = 0L;
time_t chosen_valid_time = 0L;
char datestring[256];
host *temp_host = NULL;
hostgroup *temp_hostgroup = NULL;
hostsmember *temp_member = NULL;
timeperiod *temp_timeperiod = NULL;
int is_valid_time = 0;
int iterations = 1000;
plan_tests(6043);
/* reset program variables */
reset_variables();
printf("Reading configuration data...\n");
config_file = strdup("smallconfig/icinga.cfg");
/* read in the configuration files (main config file, resource and object config files) */
result = read_main_config_file(config_file);
ok(result == OK, "Read main configuration file okay - if fails, use icinga -v to check");
result = read_all_object_data(config_file);
ok(result == OK, "Read all object config files");
result = pre_flight_check();
ok(result == OK, "Preflight check okay");
time(¤t_time);
test_time = current_time;
saved_test_time = current_time;
temp_timeperiod = find_timeperiod("none");
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "No valid time because time period is empty");
get_next_valid_time(current_time, &next_valid_time, temp_timeperiod);
ok((next_valid_time - current_time) <= 2, "Next valid time should be the current_time, but with a 2 second tolerance");
temp_timeperiod = find_timeperiod("24x7");
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Fine because 24x7");
get_next_valid_time(current_time, &next_valid_time, temp_timeperiod);
ok(current_time == next_valid_time, "Current time should be the next valid time");
/* 2009-10-25 is the day when clocks go back an hour in Europe. Bug happens during 23:00 to 00:00 */
/* This is 23:01:01 */
saved_test_time = 1256511661;
saved_test_time = saved_test_time - (24 * 60 * 60);
putenv("TZ=UTC");
tzset();
test_time = saved_test_time;
c = 0;
while (c < iterations) {
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Always OK for 24x7 with TZ=UTC");
chosen_valid_time = 0L;
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(test_time == chosen_valid_time, "get_next_valid_time always returns same time");
test_time += 1800;
c++;
}
putenv("TZ=Europe/London");
tzset();
test_time = saved_test_time;
c = 0;
while (c < iterations) {
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Always OK for 24x7 with TZ=Europe/London");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(test_time == chosen_valid_time, "get_next_valid_time always returns same time, time_t=%lu", test_time);
test_time += 1800;
c++;
}
/* 2009-11-01 is the day when clocks go back an hour in America. Bug happens during 23:00 to 00:00 */
/* This is 23:01:01 */
saved_test_time = 1256511661;
saved_test_time = saved_test_time - (24 * 60 * 60);
putenv("TZ=America/New_York");
tzset();
test_time = saved_test_time;
c = 0;
while (c < iterations) {
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Always OK for 24x7 with TZ=America/New_York");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(test_time == chosen_valid_time, "get_next_valid_time always returns same time, time_t=%lu", test_time);
test_time += 1800;
c++;
}
/* Tests around clock change going back for TZ=Europe/London. 1256511661 = Sun Oct
25 23:01:01 2009 */
/* A little trip to Paris*/
putenv("TZ=Europe/Paris");
tzset();
/* Timeperiod exclude tests, from Jean Gabes */
temp_timeperiod = find_timeperiod("Test_exclude");
ok(temp_timeperiod != NULL, "ME: Testing Exclude timeperiod");
test_time = 1278939600;
/* printf("Testing at time %s", ctime(&test_time)); */
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "ME: 12 Jul 2010 15:00:00 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
/* printf("JEAN: Got chosent time at %s", ctime(&chosen_valid_time)); */
todo_start("Bug in exclude");
ok(chosen_valid_time == 1288103400, "ME: Next valid time=Tue Oct 26 16:30:00 2010");
todo_end();
temp_timeperiod = find_timeperiod("Test_exclude2");
ok(temp_timeperiod != NULL, "ME: Testing Exclude timeperiod 2");
test_time = 1278939600;
/* printf("Testing at time %s", ctime(&test_time)); */
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "ME: 12 Jul 2010 15:00:00 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
/* printf("JEAN: Got chosent time at %s", ctime(&chosen_valid_time)); */
todo_start("Bug in exclude 2");
ok(chosen_valid_time == 1279058340, "ME: Next valid time=Tue Jul 13 23:59:00 2010");
todo_end();
temp_timeperiod = find_timeperiod("Test_exclude3");
ok(temp_timeperiod != NULL, "ME: Testing Exclude timeperiod 3");
test_time = 1278939600;
/* printf("Testing at time %s", ctime(&test_time)); */
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "ME: 12 Jul 2010 15:00:00 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
/* printf("JEAN: Got chosent time at %s", ctime(&chosen_valid_time)); */
todo_start("Bug in exclude 3");
ok(chosen_valid_time == 1284474600, "ME: Next valid time=Tue Sep 14 16:30:00 2010");
todo_end();
temp_timeperiod = find_timeperiod("Test_exclude4");
ok(temp_timeperiod != NULL, "ME: Testing Exclude timeperiod 4");
test_time = 1278939600;
/* printf("Testing at time %s", ctime(&test_time)); */
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "ME: 12 Jul 2010 15:00:00 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
/* printf("JEAN: Got chosent time at %s", ctime(&chosen_valid_time)); */
todo_start("Bug in exclude 3");
ok(chosen_valid_time == 1283265000, "ME: Next valid time=Tue Aug 31 16:30:00 2010");
todo_end();
/* Back to New york */
putenv("TZ=America/New_York");
tzset();
temp_timeperiod = find_timeperiod("sunday_only");
ok(temp_timeperiod != NULL, "Testing Sunday 00:00-01:15,03:15-22:00");
putenv("TZ=Europe/London");
tzset();
test_time = 1256421000;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Sat Oct 24 22:50:00 2009 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == 1256425200, "Next valid time=Sun Oct 25 00:00:00 2009");
test_time = 1256421661;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Sat Oct 24 23:01:01 2009 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == 1256425200, "Next valid time=Sun Oct 25 00:00:00 2009");
test_time = 1256425400;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Sun Oct 25 00:03:20 2009 - true");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == test_time, "Next valid time=Sun Oct 25 00:03:20 2009");
test_time = 1256429700;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Sun Oct 25 01:15:00 2009 - true");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == test_time, "Next valid time=Sun Oct 25 01:15:00 2009");
test_time = 1256430400;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Sun Oct 25 01:26:40 2009 - false");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
todo_start("Is a bug in get_next_valid_time for a time that falls in the DST change hour period");
ok(chosen_valid_time == 1256440500, "Next valid time=Sun Oct 25 03:15:00 2009") || printf("chosen_valid_time=%lu\n", chosen_valid_time);
todo_end();
test_time = 1256440500;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Sun Oct 25 03:15:00 2009 - true");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == test_time, "Next valid time=Sun Oct 25 03:15:00 2009");
test_time = 1256500000;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Sun Oct 25 19:46:40 2009 - true");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == 1256500000, "Next valid time=Sun Oct 25 19:46:40 2009");
test_time = 1256508000;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == OK, "Sun Oct 25 22:00:00 2009 - true");
_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
ok(chosen_valid_time == 1256508000, "Next valid time=Sun Oct 25 22:00:00 2009");
test_time = 1256508001;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Sun Oct 25 22:00:01 2009 - false");
//_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
_get_next_valid_time_per_timeperiod(test_time, &chosen_valid_time, test_time, temp_timeperiod);
ok(chosen_valid_time == 1257033600, "Next valid time=Sun Nov 1 00:00:00 2009");
test_time = 1256513000;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Sun Oct 25 23:23:20 2009 - false");
//_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
_get_next_valid_time_per_timeperiod(test_time, &chosen_valid_time, test_time, temp_timeperiod);
ok(chosen_valid_time == 1257033600, "Next valid time=Sun Nov 1 00:00:00 2009");
temp_timeperiod = find_timeperiod("weekly_complex");
ok(temp_timeperiod != NULL, "Testing complex weekly timeperiod definition");
putenv("TZ=America/New_York");
tzset();
test_time = 1268109420;
is_valid_time = check_time_against_period(test_time, temp_timeperiod);
ok(is_valid_time == ERROR, "Mon Mar 8 23:37:00 2010 - false");
//_get_next_valid_time(test_time, test_time, &chosen_valid_time, temp_timeperiod);
_get_next_valid_time_per_timeperiod(test_time, &chosen_valid_time, test_time, temp_timeperiod);
ok(chosen_valid_time == 1268115300, "Next valid time=Tue Mar 9 01:15:00 2010");
cleanup();
my_free(config_file);
return exit_status();
}
int main(int argc, char **argv, char **env) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm, tm_s;
time_t now;
char datestring[256];
nagios_macros *mac;
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"license", no_argument, 0, 'V'},
{"verify-config", no_argument, 0, 'v'},
{"daemon", no_argument, 0, 'd'},
{"test-scheduling", no_argument, 0, 's'},
{"precache-objects", no_argument, 0, 'p'},
{"use-precached-objects", no_argument, 0, 'u'},
{"enable-timing-point", no_argument, 0, 'T'},
{0, 0, 0, 0}
};
#define getopt(argc, argv, o) getopt_long(argc, argv, o, long_options, &option_index)
#endif
mac = get_global_macros();
/* make sure we have the correct number of command line arguments */
if(argc < 2)
error = TRUE;
/* get all command line arguments */
while(1) {
c = getopt(argc, argv, "+hVvdspuxT");
if(c == -1 || c == EOF)
break;
switch(c) {
case '?': /* usage */
case 'h':
display_help = TRUE;
break;
case 'V': /* version */
display_license = TRUE;
break;
case 'v': /* verify */
verify_config++;
break;
case 's': /* scheduling check */
test_scheduling = TRUE;
break;
case 'd': /* daemon mode */
daemon_mode = TRUE;
break;
case 'p': /* precache object config */
precache_objects = TRUE;
break;
case 'u': /* use precached object config */
use_precached_objects = TRUE;
break;
case 'T':
enable_timing_point = TRUE;
break;
case 'x':
printf("Warning: -x is deprecated and will be removed\n");
break;
default:
break;
}
}
#ifdef DEBUG_MEMORY
mtrace();
#endif
if(daemon_mode == FALSE) {
printf("\nNagios Core %s\n", PROGRAM_VERSION);
printf("Copyright (c) 2009-2011 Nagios Core Development Team and Community Contributors\n");
printf("Copyright (c) 1999-2009 Ethan Galstad\n");
printf("Last Modified: %s\n", PROGRAM_MODIFICATION_DATE);
printf("License: GPL\n\n");
printf("Website: http://www.nagios.org\n");
}
/* just display the license */
if(display_license == TRUE) {
printf("This program is free software; you can redistribute it and/or modify\n");
printf("it under the terms of the GNU General Public License version 2 as\n");
printf("published by the Free Software Foundation.\n\n");
printf("This program is distributed in the hope that it will be useful,\n");
printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
printf("GNU General Public License for more details.\n\n");
printf("You should have received a copy of the GNU General Public License\n");
printf("along with this program; if not, write to the Free Software\n");
printf("Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n\n");
exit(OK);
}
/* make sure we got the main config file on the command line... */
if(optind >= argc)
error = TRUE;
/* if there are no command line options (or if we encountered an error), print usage */
if(error == TRUE || display_help == TRUE) {
printf("Usage: %s [options] <main_config_file>\n", argv[0]);
printf("\n");
printf("Options:\n");
printf("\n");
printf(" -v, --verify-config Verify all configuration data (-v -v for more info)\n");
printf(" -s, --test-scheduling Shows projected/recommended check scheduling and other\n");
printf(" diagnostic info based on the current configuration files.\n");
printf(" -T, --enable-timing-point Enable timed commentary on initialization\n");
/*printf(" -o, --dont-verify-objects Don't verify object relationships - USE WITH CAUTION!\n");*/
printf(" -x, --dont-verify-paths Don't check for circular object paths - USE WITH CAUTION!\n");
printf(" -p, --precache-objects Precache object configuration\n");
printf(" -u, --use-precached-objects Use precached object config file\n");
printf(" -d, --daemon Starts Nagios in daemon mode, instead of as a foreground process\n");
printf("\n");
printf("Visit the Nagios website at http://www.nagios.org/ for bug fixes, new\n");
printf("releases, online documentation, FAQs, information on subscribing to\n");
printf("the mailing lists, and commercial support options for Nagios.\n");
printf("\n");
exit(ERROR);
}
/* config file is last argument specified */
config_file = (char *)strdup(argv[optind]);
if(config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* make sure the config file uses an absolute path */
if(config_file[0] != '/') {
/* save the name of the config file */
buffer = (char *)strdup(config_file);
/* reallocate a larger chunk of memory */
config_file = (char *)realloc(config_file, MAX_FILENAME_LENGTH);
if(config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* get absolute path of current working directory */
getcwd(config_file, MAX_FILENAME_LENGTH);
/* append a forward slash */
strncat(config_file, "/", 1);
config_file[MAX_FILENAME_LENGTH - 1] = '\x0';
/* append the config file to the path */
strncat(config_file, buffer, MAX_FILENAME_LENGTH - strlen(config_file) - 1);
config_file[MAX_FILENAME_LENGTH - 1] = '\x0';
my_free(buffer);
}
/*
* let's go to town. We'll be noisy if we're verifying config
* or running scheduling tests.
*/
if(verify_config || test_scheduling || precache_objects) {
reset_variables();
if(verify_config)
printf("Reading configuration data...\n");
/* read our config file */
result = read_main_config_file(config_file);
if(result != OK) {
printf(" Error processing main config file!\n\n");
exit(EXIT_FAILURE);
}
if(verify_config)
printf(" Read main config file okay...\n");
/* drop privileges */
if((result = drop_privileges(nagios_user, nagios_group)) == ERROR) {
printf(" Failed to drop privileges. Aborting.");
exit(EXIT_FAILURE);
}
/* read object config files */
result = read_all_object_data(config_file);
if(result != OK) {
printf(" Error processing object config files!\n\n");
/* if the config filename looks fishy, warn the user */
if(!strstr(config_file, "nagios.cfg")) {
printf("\n***> The name of the main configuration file looks suspicious...\n");
printf("\n");
printf(" Make sure you are specifying the name of the MAIN configuration file on\n");
printf(" the command line and not the name of another configuration file. The\n");
printf(" main configuration file is typically '/usr/local/nagios/etc/nagios.cfg'\n");
}
printf("\n***> One or more problems was encountered while processing the config files...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Nagios, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
exit(EXIT_FAILURE);
}
if(verify_config) {
printf(" Read object config files okay...\n\n");
printf("Running pre-flight check on configuration data...\n\n");
}
/* run the pre-flight check to make sure things look okay... */
result = pre_flight_check();
if(result != OK) {
printf("\n***> One or more problems was encountered while running the pre-flight check...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Nagios, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
exit(EXIT_FAILURE);
}
if(verify_config) {
printf("\nThings look okay - No serious problems were detected during the pre-flight check\n");
}
/* scheduling tests need a bit more than config verifications */
if(test_scheduling == TRUE) {
/* we'll need the event queue here so we can time insertions */
init_event_queue();
timing_point("Done initializing event queue\n");
/* read initial service and host state information */
initialize_retention_data(config_file);
read_initial_state_information();
timing_point("Retention data and initial state parsed\n");
/* initialize the event timing loop */
init_timing_loop();
timing_point("Timing loop initialized\n");
/* display scheduling information */
display_scheduling_info();
}
if(precache_objects) {
result = fcache_objects(object_precache_file);
timing_point("Done precaching objects\n");
if(result == OK) {
printf("Object precache file created:\n%s\n", object_precache_file);
}
else {
printf("Failed to precache objects to '%s': %s\n", object_precache_file, strerror(errno));
}
}
/* clean up after ourselves */
cleanup();
/* exit */
timing_point("Exiting\n");
exit(result);
}
/* else start to monitor things... */
else {
nagios_iobs = iobroker_create();
/* keep monitoring things until we get a shutdown command */
do {
init_event_queue();
/* reset program variables */
reset_variables();
/* get PID */
nagios_pid = (int)getpid();
/* read in the configuration files (main and resource config files) */
result = read_main_config_file(config_file);
/* NOTE 11/06/07 EG moved to after we read config files, as user may have overridden timezone offset */
/* get program (re)start time and save as macro */
program_start = time(NULL);
my_free(mac->x[MACRO_PROCESSSTARTTIME]);
asprintf(&mac->x[MACRO_PROCESSSTARTTIME], "%lu", (unsigned long)program_start);
/* open debug log */
open_debug_log();
/* drop privileges */
if(drop_privileges(nagios_user, nagios_group) == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Failed to drop privileges. Aborting.");
cleanup();
exit(ERROR);
}
#ifdef USE_EVENT_BROKER
/* initialize modules */
neb_init_modules();
neb_init_callback_list();
#endif
/* this must be logged after we read config data, as user may have changed location of main log file */
logit(NSLOG_PROCESS_INFO, TRUE, "Nagios %s starting... (PID=%d)\n", PROGRAM_VERSION, (int)getpid());
/* log the local time - may be different than clock time due to timezone offset */
now = time(NULL);
tm = localtime_r(&now, &tm_s);
strftime(datestring, sizeof(datestring), "%a %b %d %H:%M:%S %Z %Y", tm);
logit(NSLOG_PROCESS_INFO, TRUE, "Local time is %s", datestring);
/* write log version/info */
write_log_file_info(NULL);
#ifdef USE_EVENT_BROKER
/* load modules */
neb_load_all_modules();
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_PRELAUNCH, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* read in all object config data */
if(result == OK)
result = read_all_object_data(config_file);
/* there was a problem reading the config files */
if(result != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Bailing out due to one or more errors encountered in the configuration files. Run Nagios from the command line with the -v option to verify your config before restarting. (PID=%d)", (int)getpid());
else {
/* run the pre-flight check to make sure everything looks okay*/
if((result = pre_flight_check()) != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_VERIFICATION_ERROR, TRUE, "Bailing out due to errors encountered while running the pre-flight check. Run Nagios from the command line with the -v option to verify your config before restarting. (PID=%d)\n", (int)getpid());
}
/* an error occurred that prevented us from (re)starting */
if(result != OK) {
/* if we were restarting, we need to cleanup from the previous run */
if(sigrestart == TRUE) {
/* clean up the status data */
cleanup_status_data(config_file, TRUE);
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
/* write the objects.cache file */
fcache_objects(object_cache_file);
/* handle signals (interrupts) */
setup_sighandler();
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_START, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* enter daemon mode (unless we're restarting...) */
if(daemon_mode == TRUE && sigrestart == FALSE) {
result = daemon_init();
/* we had an error daemonizing, so bail... */
if(result == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR, TRUE, "Bailing out due to failure to daemonize. (PID=%d)", (int)getpid());
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
asprintf(&buffer, "Finished daemonizing... (New PID=%d)\n", (int)getpid());
write_to_all_logs(buffer, NSLOG_PROCESS_INFO);
my_free(buffer);
/* get new PID */
nagios_pid = (int)getpid();
}
/* initialize status data unless we're starting */
if(sigrestart == FALSE)
initialize_status_data(config_file);
/* read initial service and host state information */
initialize_retention_data(config_file);
read_initial_state_information();
/* initialize comment data */
initialize_comment_data(config_file);
/* initialize scheduled downtime data */
initialize_downtime_data(config_file);
/* initialize performance data */
initialize_performance_data(config_file);
/* initialize the event timing loop */
init_timing_loop();
/* initialize check statistics */
init_check_stats();
/* check for updates */
check_for_nagios_updates(FALSE, TRUE);
/* update all status data (with retained information) */
update_all_status_data();
/* log initial host and service state */
log_host_states(INITIAL_STATES, NULL);
log_service_states(INITIAL_STATES, NULL);
/* reset the restart flag */
sigrestart = FALSE;
/* fire up command file worker */
launch_command_file_worker();
/* @TODO: get number of workers from config */
init_workers(4);
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPSTART, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* get event start time and save as macro */
event_start = time(NULL);
my_free(mac->x[MACRO_EVENTSTARTTIME]);
asprintf(&mac->x[MACRO_EVENTSTARTTIME], "%lu", (unsigned long)event_start);
/***** start monitoring all services *****/
/* (doesn't return until a restart or shutdown signal is encountered) */
event_execution_loop();
/* 03/01/2007 EG Moved from sighandler() to prevent FUTEX locking problems under NPTL */
/* 03/21/2007 EG SIGSEGV signals are still logged in sighandler() so we don't loose them */
/* did we catch a signal? */
if(caught_signal == TRUE) {
if(sig_id == SIGHUP)
logit(NSLOG_PROCESS_INFO, TRUE, "Caught SIGHUP, restarting...\n");
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPEND, NEBFLAG_NONE, NEBATTR_NONE, NULL);
if(sigshutdown == TRUE)
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_USER_INITIATED, NEBATTR_SHUTDOWN_NORMAL, NULL);
else if(sigrestart == TRUE)
broker_program_state(NEBTYPE_PROCESS_RESTART, NEBFLAG_USER_INITIATED, NEBATTR_RESTART_NORMAL, NULL);
#endif
/* save service and host state information */
save_state_information(FALSE);
cleanup_retention_data(config_file);
/* clean up performance data */
cleanup_performance_data(config_file);
/* clean up the scheduled downtime data */
cleanup_downtime_data(config_file);
/* clean up the status data unless we're restarting */
if(sigrestart == FALSE) {
cleanup_status_data(config_file, TRUE);
}
/* shutdown stuff... */
if(sigshutdown == TRUE) {
free_worker_memory(WPROC_FORCE);
iobroker_destroy(nagios_iobs, IOBROKER_CLOSE_SOCKETS);
/* make sure lock file has been removed - it may not have been if we received a shutdown command */
if(daemon_mode == TRUE)
unlink(lock_file);
/* log a shutdown message */
logit(NSLOG_PROCESS_INFO, TRUE, "Successfully shutdown... (PID=%d)\n", (int)getpid());
}
/* clean up after ourselves */
cleanup();
/* close debug log */
close_debug_log();
}
while(sigrestart == TRUE && sigshutdown == FALSE);
/* free misc memory */
my_free(config_file);
}
return OK;
}
int main(int argc, char **argv) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm;
time_t now;
char datestring[256];
host *temp_host = NULL;
hostgroup *temp_hostgroup = NULL;
hostsmember *temp_member = NULL;
plan_tests(14);
/* reset program variables */
reset_variables();
printf("Reading configuration data...\n");
config_file = strdup("smallconfig/nagios.cfg");
/* read in the configuration files (main config file, resource and object config files) */
result = read_main_config_file(config_file);
ok(result == OK, "Read main configuration file okay - if fails, use nagios -v to check");
result = read_all_object_data(config_file);
ok(result == OK, "Read all object config files");
result = pre_flight_check();
ok(result == OK, "Preflight check okay");
for(temp_hostgroup = hostgroup_list; temp_hostgroup != NULL; temp_hostgroup = temp_hostgroup->next) {
c++;
//printf("Hostgroup=%s\n", temp_hostgroup->group_name);
}
ok(c == 2, "Found all hostgroups");
temp_hostgroup = find_hostgroup("hostgroup1");
for(temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
temp_hostgroup = find_hostgroup("hostgroup2");
for(temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
temp_host = find_host("host1");
ok(temp_host->current_state == 0, "State is assumed OK on initial load");
xrddefault_retention_file = strdup("smallconfig/retention.dat");
ok(xrddefault_read_state_information() == OK, "Reading retention data");
ok(temp_host->current_state == 1, "State changed due to retention file settings");
ok(find_host_comment(418) != NULL, "Found host comment id 418");
ok(find_service_comment(419) != NULL, "Found service comment id 419");
ok(find_service_comment(420) == NULL, "Did not find service comment id 420 as not persistent");
ok(find_host_comment(1234567888) == NULL, "No such host comment");
ok(find_host_downtime(1102) != NULL, "Found host downtime id 1102");
ok(find_service_downtime(1110) != NULL, "Found service downtime 1110");
ok(find_host_downtime(1234567888) == NULL, "No such host downtime");
cleanup();
my_free(config_file);
return exit_status();
}
/*****************************************************************************
* 开始main主函数。**env是为了兼容5.00503版本的perl
*****************************************************************************/
int main(int argc, char **argv, char **env) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm, tm_s;
time_t now;
char datestring[256];
nagios_macros *mac;
/* 获得nagios的宏, 此函数为link ../common/macros.o文件的函数 */
mac = get_global_macros();
/*****************************************************************************
* 下面部分处理命令行参数
*****************************************************************************/
/* 如果是设置了HAVE_GETOPT_H这种常量，就创建一个结构体，便于后边的系统调用getopt_long()使用 */
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"license", no_argument, 0, 'V'},
{"verify-config", no_argument, 0, 'v'},
{"daemon", no_argument, 0, 'd'},
{"test-scheduling", no_argument, 0, 's'},
{"dont-verify-objects", no_argument, 0, 'o'},
{"dont-verify-paths", no_argument, 0, 'x'},
{"precache-objects", no_argument, 0, 'p'},
{"use-precached-objects", no_argument, 0, 'u'},
{0, 0, 0, 0}
};
#endif
/* make sure we have the correct number of command line arguments */
/* 如果命令行参数小于2，则标记error */
if(argc < 2)
error = TRUE;
/* get all command line arguments */
/* 获取所有命令行参数 */
while(1) {
#ifdef HAVE_GETOPT_H
/* getopt.h 是系统调用，可以man getopt_long */
/* ref: http://blog.163.com/hbu_lijian/blog/static/126129153201276246640/ */
/* ref: http://www.examw.com/linux/all/142179/index-2.html */
c = getopt_long(argc, argv, "+hVvdsoxpu", long_options, &option_index);
#else
c = getopt(argc, argv, "+hVvdsoxpu");
#endif
/* 如果getopt分析完了，没有选项了，就会返回-1，那么就退出这个循环 */
if(c == -1 || c == EOF)
break;
/* 每次赋值一个全局变量，这样可以在循环体之外调用变量内容 */
switch(c) {
case '?': /* usage */
case 'h':
display_help = TRUE;
break;
case 'V': /* version */
display_license = TRUE;
break;
case 'v': /* verify */
verify_config = TRUE;
break;
case 's': /* scheduling check */
test_scheduling = TRUE;
break;
case 'd': /* daemon mode */
daemon_mode = TRUE;
break;
case 'o': /* don't verify objects */
/*
verify_object_relationships=FALSE;
*/
break;
case 'x': /* don't verify circular paths */
verify_circular_paths = FALSE;
break;
case 'p': /* precache object config */
precache_objects = TRUE;
break;
case 'u': /* use precached object config */
use_precached_objects = TRUE;
break;
default:
break;
}
}
/*****************************************************************************
* 下面部分处理所有的错误情况，如果发现错误最终退出。
*****************************************************************************/
/* make sure we have the right combination of arguments */
/* 如下三个条件符合，就报错退出 */
if(precache_objects == TRUE && (test_scheduling == FALSE && verify_config == FALSE)) {
error = TRUE;
display_help = TRUE;
}
#ifdef DEBUG_MEMORY
mtrace();
#endif
/* 如果采用非daemon模式，那么就先打印一些信息 */
if(daemon_mode == FALSE) {
/* DELETE by Henry Ni [email protected] */
/*
printf("\nNagios Core %s\n", PROGRAM_VERSION);
printf("Copyright (c) 2009-2011 Nagios Core Development Team and Community Contributors\n");
printf("Copyright (c) 1999-2009 Ethan Galstad\n");
printf("Last Modified: %s\n", PROGRAM_MODIFICATION_DATE);
printf("License: GPL\n\n");
printf("Website: http://www.nagios.org\n");
*/
}
/* just display the license */
/* 如果是license模式，那么就先打印一些license信息 */
if(display_license == TRUE) {
printf("This program is free software; you can redistribute it and/or modify\n");
printf("it under the terms of the GNU General Public License version 2 as\n");
printf("published by the Free Software Foundation.\n\n");
printf("This program is distributed in the hope that it will be useful,\n");
printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
printf("GNU General Public License for more details.\n\n");
printf("You should have received a copy of the GNU General Public License\n");
printf("along with this program; if not, write to the Free Software\n");
printf("Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.\n\n");
exit(OK);
}
/* make sure we got the main config file on the command line... */
/* optind 是getopt_long的全局变量，当函数分析完所有参数时，全局变量optind（into argv）会指向第一个‘非选项’的位置 */
if(optind >= argc)
error = TRUE;
/* if there are no command line options (or if we encountered an error), print usage */
/* 将上面的error，统一打印错误信息，并且退出程序 */
if(error == TRUE || display_help == TRUE) {
printf("Usage: %s [options] <main_config_file>\n", argv[0]);
printf("\n");
printf("Options:\n");
printf("\n");
printf(" -v, --verify-config Verify all configuration data\n");
printf(" -s, --test-scheduling Shows projected/recommended check scheduling and other\n");
printf(" diagnostic info based on the current configuration files.\n");
/*printf(" -o, --dont-verify-objects Don't verify object relationships - USE WITH CAUTION!\n");*/
printf(" -x, --dont-verify-paths Don't check for circular object paths - USE WITH CAUTION!\n");
printf(" -p, --precache-objects Precache object configuration - use with -v or -s options\n");
printf(" -u, --use-precached-objects Use precached object config file\n");
printf(" -d, --daemon Starts Nagios in daemon mode, instead of as a foreground process\n");
printf("\n");
printf("Visit the Nagios website at http://www.nagios.org/ for bug fixes, new\n");
printf("releases, online documentation, FAQs, information on subscribing to\n");
printf("the mailing lists, and commercial support options for Nagios.\n");
printf("\n");
exit(ERROR);
}
/* config file is last argument specified */
/* 系统调用string.h里面定义的，他的作用是复制字符串,可以 man strdup*/
/* 这历史argv[optind]来表示最后一个参数，然后赋值这个config文件路径。*/
config_file = (char *)strdup(argv[optind]);
if(config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* make sure the config file uses an absolute path */
/* config文件必须全路径,下面的程序转换相对路径为全路径。 */
if(config_file[0] != '/') {
/* save the name of the config file */
buffer = (char *)strdup(config_file);
/* reallocate a larger chunk of memory */
/* 为文件分配大内存块 */
config_file = (char *)realloc(config_file, MAX_FILENAME_LENGTH);
if(config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* get absolute path of current working directory */
/* 获取当前的路径的绝对路径 */
getcwd(config_file, MAX_FILENAME_LENGTH);
/* append a forward slash */
/* 添加前置/ */
strncat(config_file, "/", 1);
config_file[MAX_FILENAME_LENGTH - 1] = '\x0';
/* append the config file to the path */
strncat(config_file, buffer, MAX_FILENAME_LENGTH - strlen(config_file) - 1);
config_file[MAX_FILENAME_LENGTH - 1] = '\x0';
my_free(buffer);
}
/* we're just verifying the configuration... */
/* 下面开始检查配置文件 */
if(verify_config == TRUE) {
/* reset program variables */
/* 重置程序参数, 在nagios.h中声明了此函数. */
reset_variables();
#ifdef CHINESE
printf("读取配置文件中...\n");
#else
printf("Reading configuration data...\n");
#endif
/* read in the configuration files (main config file, resource and object config files) */
/* nagios.h中定义，读取配置文件 */
if((result = read_main_config_file(config_file)) == OK) {
#ifdef CHINESE
printf("主配置文件读取完毕...\n");
#else
printf("Read main config file okay...\n");
#endif
/* drop privileges */
/* nagios.h中定义，检查文件的时候采用nagios_user去检查 */
if((result = drop_privileges(nagios_user, nagios_group)) == ERROR) {
#ifdef CHINESE
printf(" 用户nagios_user无法读取配置文件.");
#else
printf(" Failed to drop privileges. Aborting.");
#endif
}
else {
/* read object config files */
/* nagios.h中声明,config.c中定义 */
if((result = read_all_object_data(config_file)) == OK) {
#ifdef CHINESE
printf(" 读取对象定义文件成功...\n");
#else
printf(" Read object config files okay...\n");
#endif
}
else {
#ifdef CHINESE
printf(" 处理对象定义文件失败!\n");
#else
printf(" Error processing object config files!\n");
#endif
}
}
}
else {
#ifdef CHINESE
printf(" 主配置文件错误!\n\n");
#else
printf(" Error processing main config file!\n\n");
#endif
}
printf("\n");
/* there was a problem reading the config files */
/* 下面处理结果为错误的情况 */
if(result != OK) {
/* if the config filename looks fishy, warn the user */
/* man strstr 在字符串中找到指定的字符串，这里找的是nagios.cfg */
if(!strstr(config_file, "nagios.cfg")) {
#ifdef CHINESE
printf("\n***> 主配置文件名称错误...\n");
printf("\n");
printf(" 默认的主配置文件位置：'/usr/local/nagios/etc/nagios.cfg'\n");
#else
printf("\n***> The name of the main configuration file looks suspicious...\n");
printf("\n");
printf(" Make sure you are specifying the name of the MAIN configuration file on\n");
printf(" the command line and not the name of another configuration file. The\n");
printf(" main configuration file is typically '/usr/local/nagios/etc/nagios.cfg'\n");
#endif
}
#ifdef CHINESE
printf("\n***> 主配置文件处理的时候发生错误...\n");
#else
printf("\n***> One or more problems was encountered while processing the config files...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Nagios, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
#endif
}
/* the config files were okay, so run the pre-flight check */
/* 主配置文件检查正确之后，执行预处理检查 */
else {
#ifdef CHINESE
printf("开始预处理...\n\n");
#else
printf("Running pre-flight check on configuration data...\n\n");
#endif
/* run the pre-flight check to make sure things look okay... */
/* 开始执行pre_flight_check(),在config.c里面定义函数... */
result = pre_flight_check();
if(result == OK)
#ifdef CHINESE
printf("\n预处理检查成功。\n");
#else
printf("\nThings look okay - No serious problems were detected during the pre-flight check\n");
#endif
else {
#ifdef CHINESE
printf("\n***> 预处理检查发现错误...\n");
#else
printf("\n***> One or more problems was encountered while running the pre-flight check...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data defintions. If you are upgrading from a previous\n");
printf(" version of Nagios, you should be aware that some variables/definitions\n");
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
#endif
}
}
int main(int argc, char **argv)
{
int result;
int c = 0;
struct host *host1, *host2;
hostgroup *temp_hostgroup = NULL;
hostsmember *temp_member = NULL;
plan_tests(19);
/* reset program variables */
reset_variables();
/*
* avoid updating the checked-in retention data
* file when testing
*/
retain_state_information = FALSE;
printf("Reading configuration data...\n");
config_file = strdup(get_default_config_file());
config_file_dir = nspath_absolute_dirname(config_file, NULL);
/* read in the configuration files (main config file, resource and object config files) */
result = read_main_config_file(config_file);
ok(result == OK, "Read main configuration file okay - if fails, use nagios -v to check");
result = read_all_object_data(config_file);
ok(result == OK, "Read all object config files");
result = pre_flight_check();
ok(result == OK, "Preflight check okay");
for (temp_hostgroup = hostgroup_list; temp_hostgroup != NULL; temp_hostgroup = temp_hostgroup->next) {
c++;
//printf("Hostgroup=%s\n", temp_hostgroup->group_name);
}
ok(c == 2, "Found all hostgroups");
temp_hostgroup = find_hostgroup("hostgroup1");
for (temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
temp_hostgroup = find_hostgroup("hostgroup2");
for (temp_member = temp_hostgroup->members; temp_member != NULL; temp_member = temp_member->next) {
//printf("host pointer=%d\n", temp_member->host_ptr);
}
host1 = find_host("host1");
host2 = find_host("host2");
ok(host1 != NULL && host2 != NULL, "find_host() should work");
ok(host1->current_state == 0, "State is assumed OK on initial load");
ok(host1->notifications_enabled == 1, "host1 notifications_enabled set from config");
ok(host2->notifications_enabled == 1, "host2 notifications_enabled set from config");
initialize_retention_data(NULL);
initialize_downtime_data();
init_event_queue();
ok(xrddefault_read_state_information() == OK, "Reading retention data");
ok(host1->current_state == 1, "State changed due to retention file settings");
ok(host1->notifications_enabled == 1, "Config change should override notifications_enabled for host1");
ok(host2->notifications_enabled == 0, "Retention data should win on no config change");
ok(find_host_comment(418) != NULL, "Found host comment id 418");
ok(find_service_comment(419) != NULL, "Found service comment id 419");
ok(find_service_comment(420) == NULL, "Did not find service comment id 420 as not persistent");
ok(find_host_comment(1234567888) == NULL, "No such host comment");
ok(find_host_downtime(1102) != NULL, "Found host downtime id 1102");
ok(find_service_downtime(1110) != NULL, "Found service downtime 1110");
ok(find_host_downtime(1234567888) == NULL, "No such host downtime");
cleanup();
my_free(config_file);
return exit_status();
}
/* Following main() declaration required by older versions of Perl ut 5.00503 */
int main(int argc, char **argv, char **env) {
int result;
int error = FALSE;
char *buffer = NULL;
int display_license = FALSE;
int display_help = FALSE;
int c = 0;
struct tm *tm, tm_s;
time_t now;
char datestring[256];
icinga_macros *mac;
#ifdef HAVE_GETOPT_H
int option_index = 0;
static struct option long_options[] = {
{"help", no_argument, 0, 'h'},
{"version", no_argument, 0, 'V'},
{"license", no_argument, 0, 'V'},
{"verify-config", no_argument, 0, 'v'},
{"daemon", no_argument, 0, 'd'},
{"test-scheduling", no_argument, 0, 's'},
{"show-scheduling", no_argument, 0, 'S'},
{"dont-verify-objects", no_argument, 0, 'o'},
{"dont-verify-paths", no_argument, 0, 'x'},
{"precache-objects", no_argument, 0, 'p'},
{"use-precached-objects", no_argument, 0, 'u'},
{0, 0, 0, 0}
};
#endif
mac = get_global_macros();
/* make sure we have the correct number of command line arguments */
if (argc < 2)
error = TRUE;
/* get all command line arguments */
while (1) {
#ifdef HAVE_GETOPT_H
c = getopt_long(argc, argv, "+hVvdsoxpuS", long_options, &option_index);
#else
c = getopt(argc, argv, "+hVvdsoxpuS");
#endif
if (c == -1 || c == EOF)
break;
switch (c) {
case '?': /* usage */
case 'h':
display_help = TRUE;
break;
case 'V': /* version */
display_license = TRUE;
break;
case 'v': /* verify */
verify_config++;
break;
case 's': /* scheduling check */
test_scheduling = TRUE;
break;
case 'S': /* scheduling check and show queue*/
show_schedule = TRUE;
test_scheduling = TRUE;
break;
case 'd': /* daemon mode */
daemon_mode = TRUE;
break;
case 'o': /* don't verify objects */
/*
verify_object_relationships=FALSE;
*/
break;
case 'x': /* don't verify circular paths */
verify_circular_paths = FALSE;
break;
case 'p': /* precache object config */
precache_objects = TRUE;
break;
case 'u': /* use precached object config */
use_precached_objects = TRUE;
break;
default:
break;
}
}
/* make sure we have the right combination of arguments */
if (precache_objects == TRUE && (test_scheduling == FALSE && verify_config == 0)) {
error = TRUE;
display_help = TRUE;
}
#ifdef DEBUG_MEMORY
mtrace();
#endif
if (daemon_mode == FALSE) {
printf("\n%s %s\n", PROGRAM_NAME , PROGRAM_VERSION);
printf("Copyright (c) 2009-present Icinga Development Team (http://www.icinga.org)\n");
printf("Copyright (c) 2009-2013 Nagios Core Development Team and Community Contributors\n");
printf("Copyright (c) 1999-2009 Ethan Galstad\n");
printf("Last Modified: %s\n", PROGRAM_MODIFICATION_DATE);
printf("License: GPL\n\n");
}
/* just display the license */
if (display_license == TRUE) {
printf("This program is free software; you can redistribute it and/or modify\n");
printf("it under the terms of the GNU General Public License version 2 as\n");
printf("published by the Free Software Foundation.\n\n");
printf("This program is distributed in the hope that it will be useful,\n");
printf("but WITHOUT ANY WARRANTY; without even the implied warranty of\n");
printf("MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the\n");
printf("GNU General Public License for more details.\n\n");
printf("You should have received a copy of the GNU General Public License\n");
printf("along with this program; if not, write to the Free Software\n");
printf("Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.\n\n");
exit(OK);
}
/* make sure we got the main config file on the command line... */
if (optind >= argc)
error = TRUE;
/* if there are no command line options (or if we encountered an error), print usage */
if (error == TRUE || display_help == TRUE) {
printf("Usage: %s [options] <main_config_file>\n", argv[0]);
printf("\n");
printf("Options:\n");
printf("\n");
printf(" -v, --verify-config Verify all configuration data\n");
printf(" -s, --test-scheduling Shows projected/recommended check scheduling and other\n");
printf(" diagnostic info based on the current configuration files.\n");
printf(" -S, --show-scheduling Same as -s, but also show the scheduling queue\n");
/*printf(" -o, --dont-verify-objects Don't verify object relationships - USE WITH CAUTION!\n");*/
printf(" -x, --dont-verify-paths Don't check for circular object paths - USE WITH CAUTION!\n");
printf(" -p, --precache-objects Precache object configuration - use with -v or -s options\n");
printf(" -u, --use-precached-objects Use precached object config file\n");
printf(" -d, --daemon Starts %s in daemon mode, instead of as a foreground process\n", PROGRAM_NAME);
printf("\n");
printf("Visit the %s website at http://www.icinga.org/ for bug fixes, new\n", PROGRAM_NAME);
printf("releases, online documentation, FAQs, information on subscribing to\n");
printf("the mailing lists, and commercial support options for %s.\n", PROGRAM_NAME);
printf("\n");
exit(ERROR);
}
/* config file is last argument specified */
config_file = (char *)strdup(argv[optind]);
if (config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* make sure the config file uses an absolute path */
if (config_file[0] != '/') {
/* save the name of the config file */
buffer = (char *)strdup(config_file);
/* reallocate a larger chunk of memory */
config_file = (char *)realloc(config_file, MAX_FILENAME_LENGTH);
if (config_file == NULL) {
printf("Error allocating memory.\n");
exit(ERROR);
}
/* get absolute path of current working directory */
getcwd(config_file, MAX_FILENAME_LENGTH);
/* append a forward slash */
strncat(config_file, "/", 1);
config_file[MAX_FILENAME_LENGTH-1] = '\x0';
/* append the config file to the path */
strncat(config_file, buffer, MAX_FILENAME_LENGTH - strlen(config_file) - 1);
config_file[MAX_FILENAME_LENGTH-1] = '\x0';
my_free(buffer);
}
/* we're just verifying the configuration... */
if (verify_config) {
/* reset program variables */
reset_variables();
printf("Reading configuration data...\n");
/* read in the configuration files (main config file, resource and object config files) */
if ((result = read_main_config_file(config_file)) == OK) {
printf(" Read main config file okay...\n");
/* drop privileges */
if ((result = drop_privileges(nagios_user, nagios_group)) == ERROR)
printf(" Failed to drop privileges. Aborting.");
else {
/* read object config files */
if ((result = read_all_object_data(config_file)) == OK)
printf(" Read object config files okay...\n");
else
printf(" Error processing object config files!\n");
}
} else
printf(" Error processing main config file!\n\n");
printf("\n");
/* there was a problem reading the config files */
if (result != OK) {
/* if the config filename looks fishy, warn the user */
if (!strstr(config_file, "nagios.cfg") && !strstr(config_file, "icinga.cfg")) {
printf("\n***> The name of the main configuration file looks suspicious...\n");
printf("\n");
printf(" Make sure you are specifying the name of the MAIN configuration file on\n");
printf(" the command line and not the name of another configuration file. The\n");
printf(" main configuration file is typically '/usr/local/icinga/etc/icinga.cfg'\n");
printf(" or if using packages, most likely '/etc/icinga/icinga.cfg'\n");
}
printf("\n***> One or more problems was encountered while processing the config files...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data definitions. If you are upgrading from a previous\n");
printf(" version of %s, you should be aware that some variables/definitions\n", PROGRAM_NAME);
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section and the Changelog CHANGES section as well to find\n");
printf(" out what has changed.\n\n");
}
/* the config files were okay, so run the pre-flight check */
else {
printf("Running pre-flight check on configuration data...\n\n");
/* run the pre-flight check to make sure things look okay... */
result = pre_flight_check();
if (result == OK)
printf("\nThings look okay - No serious problems were detected during the pre-flight check\n");
else {
printf("\n***> One or more problems was encountered while running the pre-flight check...\n");
printf("\n");
printf(" Check your configuration file(s) to ensure that they contain valid\n");
printf(" directives and data definitions. If you are upgrading from a previous\n");
printf(" version of %s, you should be aware that some variables/definitions\n", PROGRAM_NAME);
printf(" may have been removed or modified in this version. Make sure to read\n");
printf(" the HTML documentation regarding the config files, as well as the\n");
printf(" 'Whats New' section to find out what has changed.\n\n");
}
}
/* clean up after ourselves */
cleanup();
/* free config_file */
my_free(config_file);
/* exit */
exit(result);
}
/* we're just testing scheduling... */
else if (test_scheduling == TRUE) {
/* reset program variables */
reset_variables();
/* read in the configuration files (main config file and all host config files) */
result = read_main_config_file(config_file);
/* drop privileges */
if (result == OK)
if ((result = drop_privileges(nagios_user, nagios_group)) == ERROR)
printf("Failed to drop privileges. Aborting.");
/* read object config files */
if (result == OK)
result = read_all_object_data(config_file);
/* read initial service and host state information */
if (result == OK) {
initialize_retention_data(config_file);
read_initial_state_information();
}
if (result != OK)
printf("***> One or more problems was encountered while reading configuration data...\n");
/* run the pre-flight check to make sure everything looks okay */
if (result == OK) {
if ((result = pre_flight_check()) != OK)
printf("***> One or more problems was encountered while running the pre-flight check...\n");
}
if (result == OK) {
/* initialize the event timing loop */
init_timing_loop();
/* display schedule */
if (show_schedule == TRUE)
display_schedule();
/* display scheduling information */
display_scheduling_info();
if (precache_objects == TRUE) {
printf("\n");
printf("OBJECT PRECACHING\n");
printf("-----------------\n");
printf("Object config files were precached.\n");
}
}
#undef TEST_TIMEPERIODS
#ifdef TEST_TIMEPERIODS
/* DO SOME TIMEPERIOD TESTING - ADDED 08/11/2009 */
time_t now, pref_time, valid_time;
timeperiod *tp;
tp = find_timeperiod("247_exclusion");
time(&now);
pref_time = now;
get_next_valid_time(pref_time, &valid_time, tp);
printf("=====\n");
printf("CURRENT: %lu = %s", (unsigned long)now, ctime(&now));
printf("PREFERRED: %lu = %s", (unsigned long)pref_time, ctime(&pref_time));
printf("NEXT: %lu = %s", (unsigned long)valid_time, ctime(&valid_time));
printf("=====\n");
#endif
/* clean up after ourselves */
cleanup();
/* exit */
exit(result);
}
/* else start to monitor things... */
else {
/* keep monitoring things until we get a shutdown command */
do {
/* reset program variables */
reset_variables();
/* get PID */
nagios_pid = (int)getpid();
/* read in the configuration files (main and resource config files) */
if (read_main_config_file(config_file) == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Failed to read main config file. Aborting.");
cleanup();
exit(EXIT_FAILURE);
}
/* we need to read the modules in the first place as object configuration before neb modules are initialized/loaded */
result = read_object_config_data(config_file, READ_MODULES, FALSE, FALSE);
/* add modules to neb */
result = add_module_objects_to_neb();
/* NOTE 11/06/07 EG moved to after we read config files, as user may have overridden timezone offset */
/* get program (re)start time and save as macro */
program_start = time(NULL);
my_free(mac->x[MACRO_PROCESSSTARTTIME]);
asprintf(&mac->x[MACRO_PROCESSSTARTTIME], "%lu", (unsigned long)program_start);
/* open debug log */
open_debug_log();
/* drop privileges */
if (drop_privileges(nagios_user, nagios_group) == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Failed to drop privileges. Aborting.");
cleanup();
exit(ERROR);
}
#ifdef USE_EVENT_BROKER
/* initialize modules */
neb_init_modules();
neb_init_callback_list();
#endif
/* this must be logged after we read config data, as user may have changed location of main log file */
logit(NSLOG_PROCESS_INFO, TRUE, "%s %s starting... (PID=%d)\n", PROGRAM_NAME, PROGRAM_VERSION, (int)getpid());
/* log the local time - may be different than clock time due to timezone offset */
now = time(NULL);
tm = localtime_r(&now, &tm_s);
strftime(datestring, sizeof(datestring), "%a %b %d %H:%M:%S %Z %Y", tm);
logit(NSLOG_PROCESS_INFO, TRUE, "Local time is %s", datestring);
/* write log version/info */
write_log_file_info(NULL);
#ifdef USE_EVENT_BROKER
/* load modules */
if (neb_load_all_modules() != OK) {
logit(NSLOG_CONFIG_ERROR, ERROR, "Error: NEB module loading failed. Aborting.\n");
if (daemon_dumps_core)
neb_unload_all_modules(NEBMODULE_FORCE_UNLOAD, NEBMODULE_NEB_SHUTDOWN);
exit(EXIT_FAILURE);
}
/* forcibly send a program status update
* for later updates of PROCESS_* */
broker_program_status(NEBTYPE_PROGRAMSTATUS_UPDATE, NEBFLAG_NONE, NEBATTR_NONE, NULL);
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_PRELAUNCH, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* read in all object config data */
if (result == OK)
result = read_all_object_data(config_file);
/* there was a problem reading the config files */
if (result != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_CONFIG_ERROR, TRUE, "Bailing out due to one or more errors encountered in the configuration files. Run %s from the command line with the -v option to verify your config before restarting. (PID=%d)", PROGRAM_NAME , (int)getpid());
else {
/* run the pre-flight check to make sure everything looks okay*/
if ((result = pre_flight_check()) != OK)
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR | NSLOG_VERIFICATION_ERROR, TRUE, "Bailing out due to errors encountered while running the pre-flight check. Run %s from the command line with the -v option to verify your config before restarting. (PID=%d)\n", PROGRAM_NAME , (int)getpid());
}
/* an error occurred that prevented us from (re)starting */
if (result != OK) {
/* if we were restarting, we need to cleanup from the previous run */
if (sigrestart == TRUE) {
/* clean up the status data */
cleanup_status_data(config_file, TRUE);
/* shutdown the external command worker thread */
shutdown_command_file_worker_thread();
/* close and delete the external command file FIFO */
close_command_file();
/* cleanup embedded perl interpreter */
if (embedded_perl_initialized == TRUE)
deinit_embedded_perl();
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
/* initialize embedded Perl interpreter */
/* NOTE 02/15/08 embedded Perl must be initialized if compiled in, regardless of whether or not its enabled in the config file */
/* It compiled it, but not initialized, Icinga will segfault in readdir() calls, as libperl takes this function over */
if (embedded_perl_initialized == FALSE) {
/* if(enable_embedded_perl==TRUE){*/
#ifdef EMBEDDEDPERL
init_embedded_perl(env);
#else
init_embedded_perl(NULL);
#endif
embedded_perl_initialized = TRUE;
/* }*/
}
/* handle signals (interrupts) */
setup_sighandler();
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_START, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* enter daemon mode (unless we're restarting...) */
if (daemon_mode == TRUE && sigrestart == FALSE) {
result = daemon_init();
/* we had an error daemonizing, so bail... */
if (result == ERROR) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR, TRUE, "Bailing out due to failure to daemonize. (PID=%d)", (int)getpid());
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
asprintf(&buffer, "Finished daemonizing... (New PID=%d)\n", (int)getpid());
write_to_all_logs(buffer, NSLOG_PROCESS_INFO);
my_free(buffer);
/* get new PID */
nagios_pid = (int)getpid();
}
/* open the command file (named pipe) for reading */
result = open_command_file();
if (result != OK) {
logit(NSLOG_PROCESS_INFO | NSLOG_RUNTIME_ERROR, TRUE, "Bailing out due to errors encountered while trying to initialize the external command file... (PID=%d)\n", (int)getpid());
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_PROCESS_INITIATED, NEBATTR_SHUTDOWN_ABNORMAL, NULL);
#endif
cleanup();
exit(ERROR);
}
/* initialize status data unless we're starting */
if (sigrestart == FALSE)
initialize_status_data(config_file);
/* read initial service and host state information */
initialize_retention_data(config_file);
read_initial_state_information();
sync_state_information();
/* initialize comment data */
initialize_comment_data(config_file);
/* initialize scheduled downtime data */
initialize_downtime_data(config_file);
/* initialize performance data */
initialize_performance_data(config_file);
/* initialize the event timing loop */
init_timing_loop();
/* initialize check statistics */
init_check_stats();
/* update all status data (with retained information) */
update_all_status_data();
/* log initial host and service state */
log_host_states(INITIAL_STATES, NULL);
log_service_states(INITIAL_STATES, NULL);
/* reset the restart flag */
sigrestart = FALSE;
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPSTART, NEBFLAG_NONE, NEBATTR_NONE, NULL);
#endif
/* get event start time and save as macro */
event_start = time(NULL);
my_free(mac->x[MACRO_EVENTSTARTTIME]);
asprintf(&mac->x[MACRO_EVENTSTARTTIME], "%lu", (unsigned long)event_start);
/* print event loop start */
asprintf(&buffer, "Event loop started...\n");
write_to_all_logs(buffer, NSLOG_PROCESS_INFO);
my_free(buffer);
/***** start monitoring all services *****/
/* (doesn't return until a restart or shutdown signal is encountered) */
event_execution_loop();
/* 03/01/2007 EG Moved from sighandler() to prevent FUTEX locking problems under NPTL */
/* 03/21/2007 EG SIGSEGV signals are still logged in sighandler() so we don't loose them */
/* did we catch a signal? */
if (caught_signal == TRUE) {
if (sig_id == SIGHUP)
asprintf(&buffer, "Caught SIGHUP, restarting...\n");
else if (sig_id != SIGSEGV)
asprintf(&buffer, "Caught SIG%s, shutting down...\n", sigs[sig_id]);
write_to_all_logs(buffer, NSLOG_PROCESS_INFO);
my_free(buffer);
}
#ifdef USE_EVENT_BROKER
/* send program data to broker */
broker_program_state(NEBTYPE_PROCESS_EVENTLOOPEND, NEBFLAG_NONE, NEBATTR_NONE, NULL);
if (sigshutdown == TRUE)
broker_program_state(NEBTYPE_PROCESS_SHUTDOWN, NEBFLAG_USER_INITIATED, NEBATTR_SHUTDOWN_NORMAL, NULL);
else if (sigrestart == TRUE)
broker_program_state(NEBTYPE_PROCESS_RESTART, NEBFLAG_USER_INITIATED, NEBATTR_RESTART_NORMAL, NULL);
#endif
/* save service and host state information */
save_state_information(FALSE);
cleanup_retention_data(config_file);
/* clean up performance data */
cleanup_performance_data(config_file);
/* clean up the scheduled downtime data */
cleanup_downtime_data(config_file);
/* clean up the comment data */
cleanup_comment_data(config_file);
/* clean up the status data unless we're restarting */
if (sigrestart == FALSE)
cleanup_status_data(config_file, TRUE);
/* close and delete the external command file FIFO unless we're restarting */
if (sigrestart == FALSE) {
shutdown_command_file_worker_thread();
close_command_file();
}
/* cleanup embedded perl interpreter */
if (sigrestart == FALSE)
deinit_embedded_perl();
/* shutdown stuff... */
if (sigshutdown == TRUE) {
/* make sure lock file has been removed - it may not have been if we received a shutdown command */
if (daemon_mode == TRUE)
unlink(lock_file);
/* log a shutdown message */
logit(NSLOG_PROCESS_INFO, TRUE, "Successfully shutdown... (PID=%d)\n", (int)getpid());
}
/* clean up after ourselves */
cleanup();
/* close debug log */
close_debug_log();
} while (sigrestart == TRUE && sigshutdown == FALSE);
/* free misc memory */
my_free(config_file);
}
return OK;
}
