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2  * daemon/unbound.c - main program for unbound DNS resolver daemon.
40  * Main program to start the DNS resolver daemon.
49 #include "daemon/daemon.h"
50 #include "daemon/remote.h"
146 	printf("	start unbound daemon DNS resolver.\n");
301 apply_settings(struct daemon* daemon, struct config_file* cfg,
311 	daemon_apply_cfg(daemon, cfg);
434 	/* use POSIX daemon(3) function */
435 	if(daemon(1, 0) != 0)
436 		fatal_exit("daemon failed: %s", strerror(errno));
468 setup_sslctx_remote(struct daemon* daemon, struct config_file* cfg)
471 	if(!(daemon->rc = daemon_remote_create(cfg)))
474 	(void)daemon;(void)cfg;
480 perform_setup(struct daemon* daemon, struct config_file* cfg, int debug_mode,
490 	if(!daemon_privileged(daemon))
504 	setup_sslctx_remote(daemon, cfg);
505 	daemon_setup_sslctxs(daemon, cfg);
529 			daemon->pidfile = strdup(cfg->pidfile);
530 		else	daemon->pidfile = fname_after_chroot(cfg->pidfile, 
532 		if(!daemon->pidfile)
542 			checkoldpid(daemon->pidfile, pidinchroot);
554 		writepid(daemon->pidfile, getpid());
557 	(void)daemon;
598 		if(daemon->pidfile && daemon->pidfile[0] && 
599 			strncmp(daemon->pidfile, cfg->chrootdir,
601 			char* old = daemon->pidfile;
602 			daemon->pidfile = strdup(old+strlen(cfg->chrootdir));
604 			if(!daemon->pidfile)
607 		daemon->chroot = strdup(cfg->chrootdir);
608 		if(!daemon->chroot)
609 			log_err("out of memory in daemon chroot dir storage");
668 	daemon->cfgfile = strdup(*cfgfile);
669 	if(!daemon->cfgfile)
670 		fatal_exit("out of memory in daemon cfgfile strdup");
674  * Run the daemon. 
685 	struct daemon* daemon = NULL;
688 	if(!(daemon = daemon_init()))
690 	while(!daemon->need_to_exit) {
698 		if(!config_read(cfg, cfgfile, daemon->chroot)) {
707 		apply_settings(daemon, cfg, cmdline_verbose, debug_mode);
712 		if(!daemon_open_shared_ports(daemon))
715 			perform_setup(daemon, cfg, debug_mode, &cfgfile, need_pidfile);
723 		daemon_fork(daemon);
727 		daemon_cleanup(daemon);
733 	if(daemon->pidfile) {
736 		fd = open(daemon->pidfile, O_WRONLY | O_TRUNC
744 		unlink(daemon->pidfile);
746 	daemon_delete(daemon);