Merge pull request 'Updated healthcheck' (#2) from improvement/healthcheck into master

Reviewed-on: #2

healthcheck.sh

@@ -1,7 +1,7 @@
 #!/bin/sh
 
-HEALTHCHECK_RECORD=healthcheck-record.gkcld
-EXPECTED_VALUE=10.10.10.10
+HEALTHCHECK_RECORD=healthcheck.unbound
+EXPECTED_VALUE=127.0.0.1
 
 RESOLVED_IP=$(nslookup "${HEALTHCHECK_RECORD}" 127.0.0.1 | awk -F':' '/^Address: / { matched = 1 } matched { print $2}' | xargs)
 if [ "${RESOLVED_IP}" != "${EXPECTED_VALUE}" ]; then

unbound.conf

@@ -2,6 +2,8 @@
 include: /srv/unbound/conf/*.conf
 
 server:
+    do-daemonize: no
+
     # If no logfile is specified, syslog is used
     #logfile: "/var/log/unbound/unbound.log"
     verbosity: 0
@@ -13,6 +15,10 @@ server:
     do-udp: yes
     do-tcp: yes
 
+    private-address: 10.0.0.0/8
+    private-address: 172.16.0.0/12
+    private-address: 192.168.0.0/16
+
     # You want to leave this to no unless you have *native* IPv6. With 6to4 and
     # Terredo tunnels your web browser should favor IPv4 for the same reasons
     prefer-ip6: no
@@ -52,5 +58,6 @@ server:
     # Allow from adguard subnet (see docker-compose adguard network)
     access-control: 0.0.0.0/0 allow
 
-    # Local A record used for container healthcheck
-    local-data: "healthcheck-record.gkcld. A 10.10.10.10"
+    # Record used for container healthcheck
+    local-zone: "healthrecord.unbound" nodefault
+    local-data: "healthcheck.unbound. A 127.0.0.1"