Cleanup of directory for zones back to /var/cache/bind. Also stable release tag

container/Dockerfile

@@ -13,7 +13,7 @@ RUN apk --update upgrade && apk add bind
 # &
 # Get latest bind.keys
 RUN mkdir -m 0770 -p /etc/bind && chown -R root:named /etc/bind ; \
-    mkdir -m 0770 -p /var/bind && chown -R root:named /var/cache ; \
+    mkdir -m 0770 -p /var/cache/bind && chown -R root:named /var/cache/bind ; \
     wget -q -O /etc/bind/bind.keys https://ftp.isc.org/isc/bind9/keys/9.11/bind.keys.v9_11 ; \
     rndc-confgen -a -r /dev/urandom
 
@@ -24,7 +24,7 @@ COPY configs/. /etc/bind/
 #	"if any build steps change the data within the volume
 # 	 after it has been declared, those changes will be discarded."
 VOLUME ["/etc/bind"]
-VOLUME ["/var/bind"]
+VOLUME ["/var/cache/bind"]
 
 COPY entrypoint.sh /
 ENTRYPOINT ["/entrypoint.sh"]

container/configs/named.conf.local

@@ -22,7 +22,7 @@ include "/etc/bind/named.conf.rfc1918";
 # example reverse zone: 1.2.3.4/24
 //zone "4.3.2.1.in-addr.arpa" {
 //    type master;
-//    file "/var/bind/1.2.3.4.rev";
+//    file "/var/cache/bind/1.2.3.4.rev";
 //    notify yes;
 //};
 
@@ -33,7 +33,7 @@ include "/etc/bind/named.conf.rfc1918";
 # example "forward" (domain) zone: domain.tld
 //zone "domain.tld" {
 //    type master;
-//    file "/var/bind/domain.tld";
+//    file "/var/cache/bind/domain.tld";
 //    notify yes;
 //    #also-notify { a.b.c.d; };
 //    #allow-transfer { localhost; a.b.c.d; };

container/configs/named.conf.options

@@ -1,5 +1,5 @@
 options {
-    directory "/var/bind";
+    directory "/var/cache/bind";
     
     // Remove (hide) our bind version - no reason to disclose it
     version "";

container/entrypoint.sh

@@ -1,6 +1,6 @@
 #!/bin/sh
-chown -R root:named /etc/bind /var/bind /var/run/named
-chmod -R 770 /var/bind /var/run/named
+chown -R root:named /etc/bind /var/cache/bind /var/run/named
+chmod -R 770 /var/cache/bind /var/run/named
 chmod -R 750 /etc/bind
 # Run in foreground and log to STDERR (console):
 exec /usr/sbin/named -c /etc/bind/named.conf -g -u named