adds consul configuration role

ansible/roles/configure-consul/tasks/configure.yml

@@ -0,0 +1,28 @@
+---
+
+- name: Copy consul base configuration
+  become: true
+  template:
+    src: consul.hcl.j2
+    dest: /etc/consul.d/consul.hcl
+    owner: consul
+    group: consul
+    mode: 0640
+
+- name: Copy consul-server configuration
+  become: true
+  template:
+    src: consul-server.hcl.j2
+    dest: /etc/consul.d/consul-server.hcl
+    owner: consul
+    group: consul
+    mode: 0640
+
+- name: Copy consul systemd unit file
+  become: true
+  template:
+    src: consul.service
+    dest: /etc/systemd/system/consul.service
+    owner: root
+    group: root
+    mode: 0644

ansible/roles/configure-consul/tasks/main.yml

@@ -0,0 +1,43 @@
+---
+- name: Install or update consul
+  become: true
+  apt:
+    name: consul
+    state: latest
+    update_cache: yes
+
+- name: Add consul user
+  become: true
+  user:
+    name: consul
+    system: yes
+    shell: /bin/false
+
+- name: Create consul directories
+  become: true
+  file:
+    path: "{{ item }}"
+    state: directory
+    owner: consul
+    group: consul
+  with_items:
+    - /etc/consul.d
+    - /opt/consul
+
+- include_tasks: configure.yml
+
+- name: Enable and start consul
+  become: true
+  systemd:
+    name: consul
+    enabled: yes
+    state: started
+
+- name: Check if consul is running
+  become: true
+  shell: consul members
+  register: consul_members
+
+- name: Print consul members
+  debug:
+    msg: "{{ consul_members.stdout_lines }}"