added snmp statistics for bind

roles/nameserver/files/snmpd_bind.conf

@@ -0,0 +1,12 @@
+# The default config file is... /etc/snmp/bind.config
+# This is the path to rndc.
+rndc=/usr/sbin/rndc
+# This is the the path to the named stats file.
+stats_file=/etc/bind/named.stats
+# This is a 0/1 boolean for if rndc should be called.
+# If you are using netdata, you most likely want to set this to 0.
+call_rndc=1
+# This is a 0/1 boolean for this is being used as a LibreNMS agent.
+agent=0
+# This is a 0/1 boolean for if the stats file should be zeroed before calling rndc stats.
+zero_stats=1

roles/nameserver/handlers/main.yml

@@ -0,0 +1,9 @@
+- name: restart_named
+  service:
+    name: "named"
+    state: restarted
+
+- name: restart_snmpd
+  service:
+    name: "snmpd"
+    state: restarted

roles/nameserver/tasks/configure_snmpd.yml

@@ -1,7 +1,44 @@
+- name: nameserver | snmpd | install needed modules
+  package:
+    name: "{{ perl_readbackwards }}"
+    state: present
+
 - name: nameserver | snmpd | get script
+  get_url:
+    url: "https://github.com/librenms/librenms-agent/raw/master/snmp/bind"
+    dest: "/etc/snmp/bind"
+    mode: "0755"
+    owner: "root"
+    group: "root"
 
 - name: nameserver | snmpd | create configuration
+  copy:
+    dest: "/etc/snmp/bind.conf"
+    src: "snmpd_bind.conf"
+    mode: "0644"
+    owner: "root"
+    group: "root"
 
 - name: nameserver | snmpd | create statistics file
+  file:
+    path: /etc/bind/named.stats
+    state: touch
+    owner: "bind"
+    group: "bind"
 
-- name: nameserver | snmpd | configure named for statistics
+- name: nameserver | snmpd | configure named for statistics
+  lineinfile:
+    path: "/etc/bind/named.conf.options" # required. The file to modify. Before Ansible 2.3 this option was only usable as I(dest), I(destfile) and I(name).
+    state: present
+    line: "statistics-file "/var/cache/bind/stats"; zone-statistics yes;"
+    insertafter: "options {"
+    validate: /usr/bin/named-checkconf %s
+  notify: restart_named
+
+- name: nameserver | snmpd | configure extend
+  lineinfile:
+    path: "/etc/snmp/snmpd.conf"
+    state: present
+    line: "extend bind /etc/snmp/bind"
+    insertafter: "^syslocation.*$"
+  notify: restart_snmpd

roles/nameserver/vars/Archlinux.yml

@@ -1 +1,2 @@
-bind_package: bind
+bind_package: bind
+perl_readbackwards: perl-file-readbackwards

roles/nameserver/vars/Debian.yml

@@ -1 +1,2 @@
-bind_package: bind9
+bind_package: bind9
+perl_readbackwards: libfile-readbackwards-perl

roles/nameserver/vars/Ubuntu.yml

@@ -1 +1,2 @@
-bind_package: bind9
+bind_package: bind9
+perl_readbackwards: libfile-readbackwards-perl