---
# Playbook: ora_standalone_patch.yml
# Usage: ansible-playbook playbooks/ora_standalone_patch.yml -e "server=togoria oracle_sid=NABOOPRD opatch_zip=/mnt/yavin4/kit/Oracle/opatch/p6880880_190000_Linux-x86-64.zip dbru_zip=/mnt/yavin4/kit/Oracle/Oracle_Database_19/patch/GIRU_19.29/p38298204_190000_Linux-x86-64.zip"

- name: Gather facts for a specific inventory host
  hosts: "{{ server }}"
  gather_facts: yes
  become: true
  become_user: oracle
  become_method: su

  pre_tasks:
    - name: Ensure 'server' variable is provided
      assert:
        that: server is defined
        fail_msg: "Please provide the server via -e 'server=<server>'"

    - name: Ensure 'oracle_sid' variable is provided
      assert:
        that: oracle_sid is defined
        fail_msg: "Please provide the oracle_sid via -e 'oracle_sid=<oracle_sid>'"

    - name: Ensure 'opatch_zip' variable is provided
      assert:
        that: opatch_zip is defined
        fail_msg: "Please provide the opatch_zip via -e 'opatch_zip=<opatch_zip>'"

    - name: Ensure 'dbru_zip' variable is provided
      assert:
        that: dbru_zip is defined
        fail_msg: "Please provide the dbru_zip via -e 'dbru_zip=<dbru_zip>'"

  tasks:
    - name: Show selected system facts
      debug:
        msg:
          hostname: "{{ (ansible_facts.nodename | default(ansible_facts.hostname)) | default('unknown') }}"
          os_family: "{{ ansible_facts.os_family | default(ansible_facts.distribution | default('unknown')) }}"
          operating_system: "{{ ansible_facts.distribution | default('unknown') }} {{ ansible_facts.distribution_version | default('') }}"
          ip_address: "{{ ansible_default_ipv4.address | default('unknown') }}"
          hardware_model: "{{ ansible_facts['machine'] | default('unknown') }}"
          cpu_count: "{{ ansible_facts['processor_vcpus'] | default(ansible_facts['processor_count'] | default('unknown')) }}"
          ram_gb: "{{ (ansible_facts['memtotal_mb'] / 1024) | int | default('unknown') }}"

    - name: Source oraenv and display OPatch informations
      shell: |
        . oraenv <<< {{ oracle_sid }} && $ORACLE_HOME/OPatch/opatch version && echo && echo && $ORACLE_HOME/OPatch/opatch lspatches
      register: opatch_output
      when: oracle_sid is defined

    - name: Display OPatch directory contents
      debug:
        var: opatch_output.stdout_lines
      when: oracle_sid is defined

    # - name: Remove /app/oracle/staging_area if present
    #   file:
    #     path: /app/oracle/staging_area
    #     state: absent

    # - name: Recreate /app/oracle/staging_area
    #   file:
    #     path: /app/oracle/staging_area
    #     state: directory
    #     mode: '0755'

    # - name: Check local zip path exists on controller (only if provided)
    #   stat:
    #     path: "{{ dbru_zip }}"
    #   delegate_to: localhost
    #   run_once: true
    #   register: local_zip_stat
    #   when: dbru_zip is defined

    # - name: Fail if local zip file not found on controller
    #   fail:
    #     msg: "Local zip file {{ dbru_zip }} not found on controller"
    #   when: dbru_zip is defined and (local_zip_stat.stat is not defined or not local_zip_stat.stat.exists)
    #   run_once: true

    # - name: Copy local zip file to remote staging_area
    #   copy:
    #     src: "{{ dbru_zip }}"
    #     dest: "/app/oracle/staging_area/{{ dbru_zip | basename }}"
    #     mode: '0644'
    #   when: dbru_zip is defined

    # - name: Unarchive uploaded zip into staging_area
    #   unarchive:
    #     src: "/app/oracle/staging_area/{{ dbru_zip | basename }}"
    #     dest: /app/oracle/staging_area
    #     remote_src: yes
    #   when: dbru_zip is defined

    # - name: Remove uploaded zip from remote staging_area
    #   file:
    #     path: "/app/oracle/staging_area/{{ dbru_zip | basename }}"
    #     state: absent
    #   when: dbru_zip is defined