NLnetLabs
diff --git a/‎Makefile.in
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+6-3Lines changed: 6 additions & 3 deletions b/‎Makefile.in
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+6-3Lines changed: 6 additions & 3 deletions
diff --git a/‎config.h.in
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+3Lines changed: 3 additions & 0 deletions b/‎config.h.in
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+3Lines changed: 3 additions & 0 deletions
diff --git a/‎configure
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+8Lines changed: 8 additions & 0 deletions b/‎configure
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diff --git a/‎configure.ac
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+1Lines changed: 1 addition & 0 deletions b/‎configure.ac
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diff --git a/‎daemon/acl_list.c
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+11Lines changed: 11 additions & 0 deletions b/‎daemon/acl_list.c
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diff --git a/‎daemon/acl_list.h
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+8Lines changed: 8 additions & 0 deletions b/‎daemon/acl_list.h
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diff --git a/‎daemon/daemon.c
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+19-15Lines changed: 19 additions & 15 deletions b/‎daemon/daemon.c
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+19-15Lines changed: 19 additions & 15 deletions
diff --git a/‎daemon/daemon.h
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+21-4Lines changed: 21 additions & 4 deletions b/‎daemon/daemon.h
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+21-4Lines changed: 21 additions & 4 deletions
@@ -881,7 +881,7 @@ view.lo view.o: $(srcdir)/services/view.c config.h $(srcdir)/services/view.h $(s
  $(srcdir)/util/locks.h $(srcdir)/util/log.h $(srcdir)/services/localzone.h $(srcdir)/util/storage/dnstree.h \
  $(srcdir)/util/module.h $(srcdir)/util/storage/lruhash.h $(srcdir)/util/data/msgreply.h \
  $(srcdir)/util/data/packed_rrset.h $(srcdir)/util/data/msgparse.h $(srcdir)/sldns/pkthdr.h \
- $(srcdir)/sldns/rrdef.h $(srcdir)/sldns/sbuffer.h $(srcdir)/util/config_file.h
+ $(srcdir)/sldns/rrdef.h $(srcdir)/sldns/sbuffer.h $(srcdir)/util/config_file.h $(srcdir)/respip/respip.h
 rpz.lo rpz.o: $(srcdir)/services/rpz.c config.h $(srcdir)/services/rpz.h $(srcdir)/services/localzone.h \
  $(srcdir)/util/rbtree.h $(srcdir)/util/locks.h $(srcdir)/util/log.h $(srcdir)/util/storage/dnstree.h \
  $(srcdir)/util/module.h $(srcdir)/util/storage/lruhash.h $(srcdir)/util/data/msgreply.h \
@@ -977,7 +977,7 @@ fptr_wlist.lo fptr_wlist.o: $(srcdir)/util/fptr_wlist.c config.h $(srcdir)/util/
  $(srcdir)/validator/val_nsec3.h $(srcdir)/validator/val_sigcrypt.h $(srcdir)/validator/val_kentry.h \
  $(srcdir)/validator/val_neg.h $(srcdir)/validator/autotrust.h $(srcdir)/libunbound/libworker.h \
  $(srcdir)/libunbound/context.h $(srcdir)/util/alloc.h $(srcdir)/libunbound/unbound-event.h \
- $(srcdir)/libunbound/worker.h
+ $(srcdir)/libunbound/worker.h $(srcdir)/daemon/remote.h
 locks.lo locks.o: $(srcdir)/util/locks.c config.h $(srcdir)/util/locks.h $(srcdir)/util/log.h
 log.lo log.o: $(srcdir)/util/log.c config.h $(srcdir)/util/log.h $(srcdir)/util/locks.h $(srcdir)/sldns/sbuffer.h
 mini_event.lo mini_event.o: $(srcdir)/util/mini_event.c config.h $(srcdir)/util/mini_event.h $(srcdir)/util/rbtree.h \
@@ -1313,7 +1313,10 @@ remote.lo remote.o: $(srcdir)/daemon/remote.c config.h $(srcdir)/daemon/remote.h
  $(srcdir)/validator/val_anchor.h $(srcdir)/iterator/iterator.h $(srcdir)/services/outbound_list.h \
  $(srcdir)/iterator/iter_fwd.h $(srcdir)/iterator/iter_hints.h $(srcdir)/iterator/iter_delegpt.h \
  $(srcdir)/services/outside_network.h $(srcdir)/sldns/str2wire.h $(srcdir)/sldns/parseutil.h \
- $(srcdir)/sldns/wire2str.h $(srcdir)/util/edns.h
+ $(srcdir)/sldns/wire2str.h $(srcdir)/util/edns.h \
+ $(srcdir)/util/locks.h $(srcdir)/util/ub_event.h \
+ $(srcdir)/util/tcp_conn_limit.h $(srcdir)/util/edns.h $(srcdir)/validator/val_neg.h \
+ $(srcdir)/iterator/iter_utils.h $(srcdir)/iterator/iter_donotq.h $(srcdir)/iterator/iter_priv.h
 stats.lo stats.o: $(srcdir)/daemon/stats.c config.h $(srcdir)/daemon/stats.h $(srcdir)/util/timehist.h \
  $(srcdir)/libunbound/unbound.h $(srcdir)/daemon/worker.h $(srcdir)/libunbound/worker.h $(srcdir)/sldns/sbuffer.h \
  $(srcdir)/util/data/packed_rrset.h $(srcdir)/util/storage/lruhash.h $(srcdir)/util/locks.h $(srcdir)/util/log.h \
 
@@ -663,6 +663,9 @@
 /* Define to 1 if you have the <stdarg.h> header file. */
 #undef HAVE_STDARG_H
 
+/* Define to 1 if you have the <stdatomic.h> header file. */
+#undef HAVE_STDATOMIC_H
+
 /* Define to 1 if you have the <stdbool.h> header file. */
 #undef HAVE_STDBOOL_H
 
 
@@ -16100,6 +16100,14 @@ then :
 
 fi
 
+ac_fn_c_check_header_compile "$LINENO" "stdatomic.h" "ac_cv_header_stdatomic_h" "$ac_includes_default
+"
+if test "x$ac_cv_header_stdatomic_h" = xyes
+then :
+  printf "%s\n" "#define HAVE_STDATOMIC_H 1" >>confdefs.h
+
+fi
+
 
 # check for types.
 # Using own tests for int64* because autoconf builtin only give 32bit.
 
@@ -524,6 +524,7 @@ AC_CHECK_HEADERS([netioapi.h],,, [AC_INCLUDES_DEFAULT
 
 # Check for Linux timestamping headers
 AC_CHECK_HEADERS([linux/net_tstamp.h],,, [AC_INCLUDES_DEFAULT])
+AC_CHECK_HEADERS([stdatomic.h],,, [AC_INCLUDES_DEFAULT])
 
 # check for types.  
 # Using own tests for int64* because autoconf builtin only give 32bit.
 
@@ -816,3 +816,14 @@ log_acl_action(const char* action, struct sockaddr_storage* addr,
 			(int)port);
 	}
 }
+
+void acl_list_swap_tree(struct acl_list* acl, struct acl_list* data)
+{
+	/* swap tree and region */
+	rbtree_type oldtree = acl->tree;
+	struct regional* oldregion = acl->region;
+	acl->tree = data->tree;
+	acl->region = data->region;
+	data->tree = oldtree;
+	data->region = oldregion;
+}
@@ -201,4 +201,12 @@ const char* acl_access_to_str(enum acl_access acl);
 void log_acl_action(const char* action, struct sockaddr_storage* addr,
 	socklen_t addrlen, enum acl_access acl, struct acl_addr* acladdr);
 
+/**
+ * Swap internal tree with preallocated entries.
+ * @param acl: the acl structure.
+ * @param data: the data structure used to take elements from. This contains
+ * 	the old elements on return.
+ */
+void acl_list_swap_tree(struct acl_list* acl, struct acl_list* data);
+
 #endif /* DAEMON_ACL_LIST_H */
@@ -323,8 +323,7 @@ daemon_init(void)
 	return daemon;	
 }
 
-static int setup_acl_for_ports(struct acl_list* list,
-	struct listen_port* port_list)
+int setup_acl_for_ports(struct acl_list* list, struct listen_port* port_list)
 {
 	struct acl_addr* acl_node;
 	for(; port_list; port_list=port_list->next) {
@@ -717,16 +716,16 @@ daemon_fork(struct daemon* daemon)
 #endif
 
 	log_assert(daemon);
-	if(!(daemon->views = views_create()))
+	if(!(daemon->env->views = views_create()))
 		fatal_exit("Could not create views: out of memory");
 	/* create individual views and their localzone/data trees */
-	if(!views_apply_cfg(daemon->views, daemon->cfg))
+	if(!views_apply_cfg(daemon->env->views, daemon->cfg))
 		fatal_exit("Could not set up views");
 
-	if(!acl_list_apply_cfg(daemon->acl, daemon->cfg, daemon->views))
+	if(!acl_list_apply_cfg(daemon->acl, daemon->cfg, daemon->env->views))
 		fatal_exit("Could not setup access control list");
 	if(!acl_interface_apply_cfg(daemon->acl_interface, daemon->cfg,
-		daemon->views))
+		daemon->env->views))
 		fatal_exit("Could not setup interface control list");
 	if(!tcl_list_apply_cfg(daemon->tcl, daemon->cfg))
 		fatal_exit("Could not setup TCP connection limits");
@@ -762,15 +761,15 @@ daemon_fork(struct daemon* daemon)
 		fatal_exit("Could not set root or stub hints");
 
 	/* process raw response-ip configuration data */
-	if(!(daemon->respip_set = respip_set_create()))
+	if(!(daemon->env->respip_set = respip_set_create()))
 		fatal_exit("Could not create response IP set");
-	if(!respip_global_apply_cfg(daemon->respip_set, daemon->cfg))
+	if(!respip_global_apply_cfg(daemon->env->respip_set, daemon->cfg))
 		fatal_exit("Could not set up response IP set");
-	if(!respip_views_apply_cfg(daemon->views, daemon->cfg,
+	if(!respip_views_apply_cfg(daemon->env->views, daemon->cfg,
 		&have_view_respip_cfg))
 		fatal_exit("Could not set up per-view response IP sets");
-	daemon->use_response_ip = !respip_set_is_empty(daemon->respip_set) ||
-		have_view_respip_cfg;
+	daemon->use_response_ip = !respip_set_is_empty(
+		daemon->env->respip_set) || have_view_respip_cfg;
 
 	/* setup modules */
 	daemon_setup_modules(daemon);
@@ -886,14 +885,18 @@ daemon_cleanup(struct daemon* daemon)
 	daemon->env->hints = NULL;
 	local_zones_delete(daemon->local_zones);
 	daemon->local_zones = NULL;
-	respip_set_delete(daemon->respip_set);
-	daemon->respip_set = NULL;
-	views_delete(daemon->views);
-	daemon->views = NULL;
+	respip_set_delete(daemon->env->respip_set);
+	daemon->env->respip_set = NULL;
+	views_delete(daemon->env->views);
+	daemon->env->views = NULL;
 	if(daemon->env->auth_zones)
 		auth_zones_cleanup(daemon->env->auth_zones);
 	/* key cache is cleared by module deinit during next daemon_fork() */
 	daemon_remote_clear(daemon->rc);
+	if(daemon->fast_reload_thread)
+		fast_reload_thread_stop(daemon->fast_reload_thread);
+	if(daemon->fast_reload_printq_list)
+		fast_reload_printq_list_delete(daemon->fast_reload_printq_list);
 	for(i=0; i<daemon->num; i++)
 		worker_delete(daemon->workers[i]);
 	free(daemon->workers);
@@ -951,6 +954,7 @@ daemon_delete(struct daemon* daemon)
 	listen_desetup_locks();
 	free(daemon->chroot);
 	free(daemon->pidfile);
+	free(daemon->cfgfile);
 	free(daemon->env);
 #ifdef HAVE_SSL
 	listen_sslctx_delete_ticket_keys();
 
@@ -60,6 +60,8 @@ struct respip_set;
 struct shm_main_info;
 struct doq_table;
 struct cookie_secrets;
+struct fast_reload_thread;
+struct fast_reload_printq;
 
 #include "dnstap/dnstap_config.h"
 #ifdef USE_DNSTAP
@@ -137,15 +139,11 @@ struct daemon {
 	struct timeval time_last_stat;
 	/** time when daemon started */
 	struct timeval time_boot;
-	/** views structure containing view tree */
-	struct views* views;
 #ifdef USE_DNSTAP
 	/** the dnstap environment master value, copied and changed by threads*/
 	struct dt_env* dtenv;
 #endif
 	struct shm_main_info* shm_info;
-	/** response-ip set with associated actions and tags. */
-	struct respip_set* respip_set;
 	/** some response-ip tags or actions are configured if true */
 	int use_response_ip;
 	/** some RPZ policies are configured */
@@ -160,6 +158,17 @@ struct daemon {
 	int reuse_cache;
 	/** the EDNS cookie secrets from the cookie-secret-file */
 	struct cookie_secrets* cookie_secrets;
+	/** the fast reload thread, or NULL */
+	struct fast_reload_thread* fast_reload_thread;
+	/** the fast reload printq list */
+	struct fast_reload_printq* fast_reload_printq_list;
+	/** the fast reload option to drop mesh queries, true if so. */
+	int fast_reload_drop_mesh;
+	/** for fast reload, if the tcl, tcp connection limits, has
+	 * changes for workers */
+	int fast_reload_tcl_has_changes;
+	/** config file name */
+	char* cfgfile;
 };
 
 /**
@@ -212,4 +221,12 @@ void daemon_delete(struct daemon* daemon);
  */
 void daemon_apply_cfg(struct daemon* daemon, struct config_file* cfg);
 
+/**
+ * Setup acl list to have entries for the port list.
+ * @param list: the acl interface
+ * @param port_list: list of open ports, or none.
+ * @return false on failure
+ */
+int setup_acl_for_ports(struct acl_list* list, struct listen_port* port_list);
+
 #endif /* DAEMON_H */