Initial gather_ipv4/exportfs build - testing

roles/nfs_export/tasks/main.yml

@@ -0,0 +1,40 @@
+---
+- name: Check disk space on ReaR Backup filesystem for NFS servers
+  ansible.builtin.shell: |
+    set -o pipefail
+    df -BG {{ share }} | tail -1 | awk '{print substr($4, 1, length($4)-1))'
+  register: disk_space
+  changed_when: false
+
+- name: Debug disk_space
+  ansible.builtin.debug:
+    var: disk_space
+
+- name: Fail job if less than 50GB space
+  ansible.builtin.fail:
+    msg: ReaR NFS server {{ inventory_hostname }} has less than 50GB of space on filesystem."
+  when: (disk_space.stdout|int <= 50)
+
+- name: Validate IP address fact
+  ansible.builtin.fail:
+    msg: "Missing client_ips variable"
+  when:
+    - client_ips is not defined
+
+- name: Ensure share directory exists
+  ansible.builtin.file:
+    path: "{{ share }}"
+    state: directory
+    mode: "0777"
+    owner: root
+    group: root
+
+- name: Add remote hosts to /etc/exports
+  ansible.builtin.lineinfile:
+    path: /etc/exports
+    state: present
+    line: "{{ share }} {{ _options }}"
+  loop: "{{ client_ips | list | flatten }}"
+  vars:
+    _options: "{{ item }}(fsid=0,rw,sync,no_subtree_check,crossmnt)"
+  notify: Export share