unbound
0.1
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Main program to start the DNS resolver daemon. More...
#include "config.h"
#include <sys/time.h>
#include "util/log.h"
#include "daemon/daemon.h"
#include "daemon/remote.h"
#include "util/config_file.h"
#include "util/storage/slabhash.h"
#include "services/listen_dnsport.h"
#include "services/cache/rrset.h"
#include "services/cache/infra.h"
#include "util/data/msgreply.h"
#include "util/module.h"
#include "util/net_help.h"
#include <signal.h>
#include <fcntl.h>
#include <openssl/crypto.h>
#include <event.h>
Functions | |
static void | get_event_sys (const char **n, const char **s, const char **m) |
get the event system in use | |
static void | usage () |
print usage. | |
int | replay_var_compare (const void *ATTR_UNUSED(a), const void *ATTR_UNUSED(b)) |
static void | checkrlimits (struct config_file *cfg) |
check file descriptor count | |
static void | apply_settings (struct daemon *daemon, struct config_file *cfg, int cmdline_verbose) |
set verbosity, check rlimits, cache settings | |
static void | detach (void) |
detach from command line | |
static void | perform_setup (struct daemon *daemon, struct config_file *cfg, int debug_mode, const char **cfgfile) |
daemonize, drop user priviliges and chroot if needed | |
static void | run_daemon (const char *cfgfile, int cmdline_verbose, int debug_mode) |
Run the daemon. | |
int | main (int argc, char *argv[]) |
main program. |
Variables | |
void * | unbound_start_brk = 0 |
global debug value to keep track of heap memory allocation | |
int | optind |
getopt global, in case header files fail to declare it. | |
char * | optarg |
getopt global, in case header files fail to declare it. |
Main program to start the DNS resolver daemon.
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static |
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static |
Run the daemon.
cfgfile,: | the config file name. |
cmdline_verbose,: | verbosity resulting from commandline -v. These increase verbosity as specified in the config file. |
debug_mode,: | if set, do not daemonize. |
References apply_settings(), daemon::chroot, config_file::chrootdir, config_create(), config_delete(), config_read(), daemon_cleanup(), daemon_delete(), daemon_fork(), daemon_init(), daemon_open_shared_ports(), fatal_exit(), log_init(), log_warn(), config_file::logfile, daemon::need_to_exit, perform_setup(), daemon::pidfile, config_file::use_syslog, VERB_ALGO, VERB_OPS, and verbose().
Referenced by main().
int main | ( | int | argc, |
char * | argv[] | ||
) |
main program.
Set options given commandline arguments.
argc,: | number of commandline arguments. |
argv,: | array of commandline arguments. |
References fatal_exit(), log_init(), run_daemon(), unbound_start_brk, usage(), and verbosity.
int optind |
getopt global, in case header files fail to declare it.
Referenced by main().
char* optarg |
getopt global, in case header files fail to declare it.
Referenced by main().