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bind: start named early enough to be present when isc-dhcp starts

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Start named before dhcpd so that dhcpd can prime the local zones at startup.

Restore the empty domain zone for rfc1918 addresses that previously existed.

Create an additional subsidiary named.conf.local file (initially empty)
in /tmp/bind/ that can be seeded with dynamic zones and primed with
"rndc reload", and add it to the watched list of config files for procd.

Signed-off-by: Philip Prindeville <philipp@redfish-solutions.com>
This commit is contained in:
Philip Prindeville 2020-12-14 21:24:07 -07:00
parent bd3320e8de
commit 52c4c84700
3 changed files with 16 additions and 4 deletions
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5
net/bind/Makefile
View file

@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
PKG_NAME:=bind
PKG_VERSION:=9.16.8
PKG_RELEASE:=2
PKG_RELEASE:=3
USERID:=bind=57:bind=57
PKG_MAINTAINER:=Noah Meyerhans <frodo@morgul.net>
@ -183,6 +183,9 @@ define Package/bind-server/install
./files/bind/db.root \
./files/bind/bind.keys \
$(1)/etc/bind/
sed -e '1s/ broadcast / empty rfc1918 /' \
< ./files/bind/db.0 \
> $(1)/etc/bind/db.empty
$(CP) ./files/bind/named.conf.example $(1)/etc/bind/named.conf
$(INSTALL_DIR) $(1)/etc/init.d
$(INSTALL_BIN) ./files/named.init $(1)/etc/init.d/named

2
net/bind/files/bind/named.conf.example
View file

@ -17,6 +17,8 @@ options {
include "/etc/bind/named-rndc.conf";
include "/tmp/bind/named.conf.local";
// prime the server with knowledge of the root servers
zone "." {
type hint;

13
net/bind/files/named.init
View file

@ -5,7 +5,7 @@
USE_PROCD=1
START=50
START=22
config_file=/etc/bind/named.conf
config_dir=$(dirname $config_file)
@ -17,9 +17,13 @@ rndc_temp=$(mktemp /tmp/rndc-confgen.XXXXXX)
logdir=/var/log/named/
cachedir=/var/cache/bind
libdir=/var/lib/bind
dyndir=/tmp/bind
conf_local_file=$dyndir/named.conf.local
fix_perms() {
for dir in $libdir $logdir $cachedir; do
for dir in $libdir $logdir $cachedir $dyndir; do
test -e "$dir" || {
mkdir -p "$dir"
chgrp bind "$dir"
@ -29,7 +33,7 @@ fix_perms() {
}
reload_service() {
rndc reload
rndc -q reload
}
start_service() {
@ -55,11 +59,14 @@ start_service() {
rm -f $rndc_temp
touch $conf_local_file
procd_open_instance
procd_set_param command /usr/sbin/named -u bind -f -c $config_file
procd_set_param file $config_file \
$config_dir/bind.keys \
$named_options_file \
$conf_local_file \
$config_dir/db.*
procd_set_param respawn
procd_close_instance