Dell-Omnia-Clusters-HPC-AI/appliance/roles/provision/files/inventory_creation.yml

#  Copyright 2020 Dell Inc. or its subsidiaries. All Rights Reserved.
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#  you may not use this file except in compliance with the License.
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#      http://www.apache.org/licenses/LICENSE-2.0
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---

- hosts: localhost
  connection: local
  gather_facts: false
  tasks:
    - name: Read dhcp file
      set_fact:
        var: "{{ lookup('file', '/var/lib/dhcpd/dhcpd.leases').split()| unique | select| list }}"

    - name: Filter the ip
      set_fact:
        vars_new: "{{ var| ipv4('address')| to_nice_yaml}}"

    - name: Create the inventory
      shell: |
        echo "[all]" > omnia/appliance/roles/inventory/files/provisioned_hosts.yml
        echo "{{ vars_new }}" > temp.txt
        egrep -o '[1-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}' temp.txt >>omnia/appliance/roles/inventory/files/provisioned_hosts.yml
      changed_when: false