added roles for NSD and Unbound dns servers
diff --git a/roles/dns-nsd/templates/nsd.conf.j2 b/roles/dns-nsd/templates/nsd.conf.j2
new file mode 100644
index 0000000..29ba41a
--- /dev/null
+++ b/roles/dns-nsd/templates/nsd.conf.j2
@@ -0,0 +1,28 @@
+# nsd.conf
+# configured by Ansible!
+
+server:
+ hide-version: yes
+## bind to a specific address/port
+ ip-address: {{ nsd_ip }}
+## port number
+ port: {{ nsd_port|default(53) }}
+ server-count: 1
+ ip4-only: yes
+ zonesdir: {{ nsd_zonesdir }}
+
+remote-control:
+ control-enable: yes
+
+# zones to load
+{% for zone in nsd_zones %}
+zone:
+ name: {{ zone.name }}
+ zonefile: {{ zone.name }}.forward
+
+zone:
+ name: {{ (zone.ipv4_first_octets ~ ".0") | ipaddr('revdns') | regex_replace('^0\.','') }}
+ zonefile: {{ zone.name }}.reverse
+
+{% endfor %}
+
diff --git a/roles/dns-nsd/templates/zone.forward.j2 b/roles/dns-nsd/templates/zone.forward.j2
new file mode 100644
index 0000000..f5f8d4e
--- /dev/null
+++ b/roles/dns-nsd/templates/zone.forward.j2
@@ -0,0 +1,32 @@
+;## NSD authoritative only DNS
+;## FORWARD Zone
+
+$ORIGIN {{ item.name }}. ; default zone domain
+$TTL {{ item.ttl | default(dns_ttl) }} ; default time to live
+
+@ IN SOA {{ item.soa }}.{{ item.name }}. admin.{{ item.name }}. (
+ {{ item.serial | default(ansible_date_time.epoch) }} ; Serial, must be incremented every time you change this file
+ 3600 ; Refresh [1hr]
+ 600 ; Retry [10m]
+ 3600 ; Expire [1hr]
+ 60 ; Min TTL [1m]
+ )
+
+; Name Servers
+{% for ns in item.ns %}
+ IN NS {{ ns.name ~ '.' ~ item.name }}.
+{% endfor %}
+
+
+{% set nodes = vars[item.nodelist] %}
+
+;A and CNAME records
+{% for node in nodes %}
+{{ node.name }} IN A {{ item.ipv4_first_octets ~ "." ~ node.ipv4_last_octet }}
+{% if node.aliases is defined %}
+{% for alias in node.aliases %}
+{{ alias }} IN CNAME {{ node.name }}
+{% endfor %}
+{% endif %}
+{% endfor %}
+
diff --git a/roles/dns-nsd/templates/zone.reverse.j2 b/roles/dns-nsd/templates/zone.reverse.j2
new file mode 100644
index 0000000..f327d4b
--- /dev/null
+++ b/roles/dns-nsd/templates/zone.reverse.j2
@@ -0,0 +1,21 @@
+;## NSD authoritative only DNS
+;## REVERSE Zone for {{ item.name }}
+
+$ORIGIN {{ item.name }}. ; default zone domain
+$TTL {{ item.ttl | default(dns_ttl) }} ; default time to live
+
+
+{{ (item.ipv4_first_octets ~ ".0") | ipaddr('revdns') | regex_replace('^0\.','') }} IN SOA {{ item.soa }}.{{ item.name }}. admin.{{ item.name }}. (
+ {{ item.serial | default(ansible_date_time.epoch) }} ; Serial, must be incremented every time you change this file
+ 3600 ; Refresh [1hr]
+ 600 ; Retry [10m]
+ 3600 ; Expire [1hr]
+ 60 ; Min TTL [1m]
+ )
+
+{% set nodes = vars[item.nodelist] %}
+
+;PTR records
+{% for node in nodes %}
+{{ (item.ipv4_first_octets ~ "." ~ node.ipv4_last_octet) | ipaddr('revdns') }} IN PTR {{ node.name }}
+{% endfor %}