new: [host] add explicit installation of ``bind9``

This is required in debian 10

Signed-off-by: Valentin Lab <valentin.lab@kalysto.org>

precise/host/hooks/install.d/80-dns-waterfall.sh

@@ -8,7 +8,7 @@
 
 HOST_EXTERNAL_DEVICE=${HOST_EXTERNAL_DEVICE:-eth0}
 
-apt-get install -y bind9 dnsmasq
+apt-get install -y bind9 dnsmasq bind9-host </dev/null
 
 echo HOST_EXTERNAL_DEVICE="$HOST_EXTERNAL_DEVICE" >> /etc/default/lxc
 sed -ri "s%10\.0\.3\.%$LXC_NETWORK.%g;s%^#LXC_DHCP_CONFILE=%LXC_DHCP_CONFILE=%g" /etc/default/lxc-net
@@ -47,11 +47,15 @@ no-resolv
 mkdir /var/log/named -p &&
 chown bind:bind /var/log/named
 
-/etc/init.d/bind9 restart
-/etc/init.d/dnsmasq restart
+/etc/init.d/bind9 stop
+/etc/init.d/dnsmasq stop
+
 service lxc restart
 service lxc-net restart  ## had to 'brctl delbr lxcbr0' myself
 
+/etc/init.d/bind9 start
+/etc/init.d/dnsmasq start
+
 cp /etc/resolv.conf{,.orig}
 cat <<EOF > /etc/resolv.conf
 nameserver 127.0.0.1