---
# tasks file for pure_storage_vmware_best_practices
- name: Get the current state of all services
  vmware_host_service_facts:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
  delegate_to: localhost
  register: host_service_facts

- name: Start SSH Temporarily
  vmware_host_service_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    service_name: TSM-SSH
    state: start
  delegate_to: localhost
  when: not host_service_facts['host_service_facts'][inventory_hostname] | selectattr('key', 'equalto', 'TSM-SSH') | map(attribute='running') | list | first | bool
  notify: Stop SSH

- name: DataMover.HardwareAcceleratedInit
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'DataMover.HardwareAcceleratedInit': 1
  delegate_to: localhost

- name: DataMover.HardwareAcceleratedMove
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'DataMover.HardwareAcceleratedMove': 1
  delegate_to: localhost

- name: VMFS3.HardwareAcceleratedLocking
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'VMFS3.HardwareAcceleratedLocking': 1
  delegate_to: localhost

- name: Disk.DiskMaxIOSize
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'Disk.DiskMaxIOSize': 4096
  delegate_to: localhost

- name: VMFS3.UseATSForHBOnVMFS5
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'VMFS3.UseATSForHBOnVMFS5': '{{ 0 if Third_Party_Array_Not_Support_ATS_HB|bool else 1 }}'
  delegate_to: localhost

- name: Get value of DataMover.MaxHWTransferSize
  shell: esxcfg-advcfg -g /DataMover/MaxHWTransferSize
  vars:
    ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
    ansible_password: '{{ vmware_password }}'
    ansible_connection: paramiko
    ansible_python_interpreter: /bin/python
  register: MaxHWTransferSizeCMD
  changed_when: False

- name: Set CurrentMaxHWTransferSize fact
  set_fact:
    CurrentMaxHWTransferSize: '{{ MaxHWTransferSizeCMD.stdout | regex_replace(regexp,"\1") }}'
  vars:
    regexp: 'Value of MaxHWTransferSize is (\d*)'

- debug: var=CurrentMaxHWTransferSize

- name: DataMover.MaxHWTransferSize
  shell: esxcfg-advcfg -s {{ MaxHWTransferSize }} /DataMover/MaxHWTransferSize
  vars:
    ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
    ansible_password: '{{ vmware_password }}'
    ansible_connection: paramiko
    ansible_python_interpreter: /bin/python
  when: CurrentMaxHWTransferSize != MaxHWTransferSize

- name: VMFS3.EnableBlockDelete
  vmware_host_config_manager:
    hostname: '{{ vcenter_hostname }}'
    esxi_hostname: '{{ inventory_hostname }}'
    username: '{{ vmware_user }}'
    password: '{{ vmware_password }}'
    options:
        'VMFS3.EnableBlockDelete': 1
  delegate_to: localhost

# vSphere keeps trying to read SMART data from Pure volumes
# https://www.jacobhopkinson.com/2019/08/09/vmware-and-scsi-why-do-my-pure-storage-datastores-report-scsi-0x85-errors-every-30-minutes/
- when: DisableSmartd
  block:
    - name: Get status of smartd
      shell: /etc/init.d/smartd status
      vars:
        ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
        ansible_password: '{{ vmware_password }}'
        ansible_connection: paramiko
        ansible_python_interpreter: /bin/python
      register: SmartdStatusCMD
      failed_when: ( SmartdStatusCMD.rc not in [ 0, 3 ] ) # When smart is stopped the return code is 3
      changed_when: False


    - name: Set SmartdStatus fact
      set_fact:
        SmartdRunning: '{{ true if SmartdStatusCMD.rc == 0 else false }}'

    - name: Stop smartd
      shell: /etc/init.d/smartd stop
      vars:
        ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
        ansible_password: '{{ vmware_password }}'
        ansible_connection: paramiko
        ansible_python_interpreter: /bin/python
      when: SmartdRunning

    - name: Check if smartd is enabled at boot
      shell: chkconfig --list smartd
      vars:
        ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
        ansible_password: '{{ vmware_password }}'
        ansible_connection: paramiko
        ansible_python_interpreter: /bin/python
      register: SmartdEnabledCMD
      failed_when: ( SmartdEnabledCMD.rc not in [ 0, 1 ] ) # When smart is disabled the return code is 1
      changed_when: False

    - name: Set SmartdEnabled fact
      set_fact:
        SmartdEnabled: '{{ true if SmartdEnabledCMD.rc == 0 else false }}'

    - name: Disable smartd at boot
      shell: chkconfig smartd off
      vars:
        ansible_user: '{{ vmware_user }}@{{ ad_domain|upper }}'
        ansible_password: '{{ vmware_password }}'
        ansible_connection: paramiko
        ansible_python_interpreter: /bin/python
      when: SmartdEnabled