rt1(z9 host) unbound(role) kea_dhcp(role): create unbound and kea_dhcp role for rt1

- create unbound role
- create kea_dhcp role
- configure unbound and keadhcp on rt1(z9 host)

roles/kea_dhcp/tasks/kea.yaml

@@ -0,0 +1,51 @@
+---
+- name: Include config vars
+  tags: [ kea, include_vars ]
+  when: kea_dhcp__include_vars is not None
+  ansible.builtin.include_vars:
+    file: "{{ kea_dhcp__include_vars }}"
+
+- name: Deploy kea-dhcp4 configuration file
+  tags: [ kea, dhcp4 ]
+  become: true
+  when: kea_dhcp__dhcp4.enable
+  ansible.builtin.template:
+    src: kea-dhcp4.conf.jinja
+    dest: /etc/kea/kea-dhcp4.conf
+    backup: true
+    owner: root
+    group: kea
+    mode: "u=rw,g=r,o="
+    validate: kea-dhcp4 -T %s
+  notify:
+    - Kea_dhcp4.reloaded
+
+- name: Deploy kea-dhcp6 configuration file
+  tags: [ kea, dhcp6 ]
+  become: true
+  when: kea_dhcp__dhcp6.enable
+  ansible.builtin.template:
+    src: kea-dhcp6.conf.jinja
+    dest: /etc/kea/kea-dhcp6.conf
+    backup: true
+    owner: root
+    group: kea
+    mode: "u=rw,g=r,o="
+    validate: kea-dhcp6 -T %s
+  notify:
+    - Kea_dhcp6.reloaded
+
+- name: Copy kea-ctrl-agent configuration file
+  tags: [ kea, ctrl-agent ]
+  become: true
+  when: kea_dhcp__stork_agent.enable
+  ansible.builtin.template:
+    src: kea-ctrl-agent.conf.j2
+    dest: /etc/kea/kea-ctrl-agent.conf
+    owner: root
+    group: kea
+    mode: "u=rw,g=r,o="
+    validate: kea-ctrl-agent -t %s
+  notify:
+    - Kea_ctrl.reloaded
+    - Stork_agent.restarted