Need To Create List Of Dictionary With New Field 'device_id' Added

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Apology For late response
This is probably the best solution.

  • name: “Mapping SAN Mount Drive With Source/Old Device ID And Target/new Device ID”
    hosts: localhost
    gather_facts: false
    vars:

    my_hard_disk_converted_to_GB:

    - { device_id: 1, size: 32212254720, size_gb: 300.0 } # 11

    - { cap_unit: “BYTES”, device_id: 11, mount_point: “H”, no_of_vols: “1”, size: 10479468544, size_gb: 250.00 }

    - { cap_unit: “BYTES”, device_id: 11, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]

    - { device_id: 3, size: 32212254720, size_gb: 100.0 } # 14

    - { cap_unit: “BYTES”, device_id: 14, mount_point: “E”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]

    - { cap_unit: “BYTES”, device_id: 14, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]

    - { device_id: 2, size: 32212254720, size_gb: 400.0 } # 12

    - { cap_unit: “BYTES”, device_id: 12, mount_point: “G”, no_of_vols: “1”, size: 10479468544, size_gb: 400.00 }

    - { device_id: 4, size: 32212254720, size_gb: 100.0 } # 13

    - { cap_unit: “BYTES”, device_id: 13, mount_point: “F”, no_of_vols: “1”, size: 10479468544, size_gb: 100.00 }

    - { device_id: 5, size: 32212254720, size_gb: 500.0 } # 15

    - { cap_unit: “BYTES”, device_id: 15, mount_point: “I”, no_of_vols: “1”, size: 31460425728, size_gb: 500.00 }

    my_hard_disk_converted_to_GB:
    - { device_id: 1, size: 32212254720, size_gb: 300.0 } # 11
    - { device_id: 3, size: 32212254720, size_gb: 100.0 } # 14
    - { device_id: 2, size: 32212254720, size_gb: 400.0 } # 12
    - { device_id: 4, size: 32212254720, size_gb: 100.0 } # 13
    - { device_id: 5, size: 32212254720, size_gb: 500.0 } # 15
    san_mount_drive_details_converted_to_GB:
    - { cap_unit: “BYTES”, device_id: 13, mount_point: “F”, no_of_vols: “1”, size: 10479468544, size_gb: 100.00 }
    - { cap_unit: “BYTES”, device_id: 11, mount_point: “H”, no_of_vols: “1”, size: 10479468544, size_gb: 250.00 }
    - { cap_unit: “BYTES”, device_id: 15, mount_point: “I”, no_of_vols: “1”, size: 31460425728, size_gb: 500.00 }
    - { cap_unit: “BYTES”, device_id: 14, mount_point: “E”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]
    - { cap_unit: “BYTES”, device_id: 11, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]
    - { cap_unit: “BYTES”, device_id: 12, mount_point: “G”, no_of_vols: “1”, size: 10479468544, size_gb: 400.00 }
    - { cap_unit: “BYTES”, device_id: 14, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]

    san_mount_drive_details_converted_to_GB:

    - { cap_unit: “BYTES”, device_id: 13, mount_point: “F”, no_of_vols: “1”, size: 10479468544, size_gb: 90.00 } # noqa yaml[colons]

    - { cap_unit: “BYTES”, device_id: 11, mount_point: “H”, no_of_vols: “1”, size: 10479468544, size_gb: 245.00 }

    - { cap_unit: “BYTES”, device_id: 15, mount_point: “I”, no_of_vols: “1”, size: 31460425728, size_gb: 480.00 }

    - { cap_unit: “BYTES”, device_id: 14, mount_point: “E”, no_of_vols: “1”, size: 31460425728, size_gb: 45.00 } # noqa yaml[colons]

    - { cap_unit: “BYTES”, device_id: 11, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 50.00 } # noqa yaml[colons]

    - { cap_unit: “BYTES”, device_id: 12, mount_point: “G”, no_of_vols: “1”, size: 10479468544, size_gb: 390.00 }

    - { cap_unit: “BYTES”, device_id: 14, mount_point: “J”, no_of_vols: “1”, size: 31460425728, size_gb: 40.00 } # noqa yaml[colons]

    tasks:

    • name: “Fetch Total Size Used Per Device-IDs By Looping Over ‘san_mount_drive_details_converted_to_GB’”
      ansible.builtin.set_fact:
      total_size_per_device: “{{total_size_per_device | default({}) | combine({item.device_id: (total_size_per_device[item.device_id] | default(0)) + item.size_gb}) }}”
      loop: “{{ san_mount_drive_details_converted_to_GB }}”
      loop_control:
      label: “{{ item.device_id }}”

    • name: “Format ‘total_size_per_device’ Total Size Used Per Device-IDs”
      ansible.builtin.set_fact:
      final_total_size_per_device: “{{ final_total_size_per_device | default() + [{‘device_id’:item.key, ‘size_gb’: item.value}] }}”
      loop: “{{ total_size_per_device | dict2items }}”

    • name: “Print Total Size Used Per Device-IDs”
      ansible.builtin.debug:
      var: final_total_size_per_device

    • name: “Initialize Empty Lists For Device Mappings And Processed Device-IDs”
      ansible.builtin.set_fact:
      device_mapping_list:
      processed_source_device_ids:
      processed_target_device_ids:

    • name: “Map ‘source_device_id’ With ‘target_device_id’ Pairs Without Duplicates”
      ansible.builtin.set_fact:
      device_mapping_list: “{{ device_mapping_list + [{‘source_device_id’: item.0.device_id, ‘target_device_id’: item.1.device_id}] }}”
      processed_source_device_ids: “{{ processed_source_device_ids + [item.0.device_id] }}”
      processed_target_device_ids: “{{ processed_target_device_ids + [item.1.device_id] }}”
      when:

      • item.0.device_id not in processed_source_device_ids
      • item.1.device_id not in processed_target_device_ids
      • item.1.size_gb | float >= item.0.size_gb | float

      - item.1.size_gb | float == item.0.size_gb | float

      with_nested:

      • “{{ final_total_size_per_device | sort(attribute=‘size_gb’) | reverse }}”
      • “{{ my_hard_disk_converted_to_GB }}”

    • name: “Display ‘device_mapping_list’”
      ansible.builtin.debug:
      var: device_mapping_list

    • name: “Map And Replace ‘source_device_id’ With ‘target_device_id’ On Var ‘san_mount_drive_details_converted_to_GB’”
      ansible.builtin.set_fact:
      final_mapped_san_mount_drive_details: “{{ final_mapped_san_mount_drive_details | default() + [
      {
      ‘device_id’: item.0.target_device_id,
      ‘size_gb’: item.1.size_gb,
      ‘mount_point’: item.1.mount_point,
      ‘no_of_vols’: item.1.no_of_vols,
      ‘size’: item.1.size,
      ‘cap_unit’: item.1.cap_unit
      }] }}”
      when: item.0.source_device_id | int == item.1.device_id | int
      with_nested:

      • “{{ device_mapping_list }}”
      • “{{ san_mount_drive_details_converted_to_GB }}”

    • name: “Show Final ‘final_mapped_san_mount_drive_details’”
      ansible.builtin.debug:
      var: final_mapped_san_mount_drive_details