# Copyright (c) 2015 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
---
# TODO(TheJulia): The pxelinux folder is statically coded in ironic.
# For now, we need to use it, but we can patch that.
- name: "Set up PXE and iPXE folders"
  file: name={{ item }} owner=ironic group=ironic state=directory mode=0755
  loop:
    - "{{ tftp_boot_folder }}"
    - "{{ tftp_boot_folder }}/pxelinux.cfg"
    - "{{ http_boot_folder }}"
    - "{{ http_boot_folder }}/pxelinux.cfg"

- name: "Disable service {{ tftp_service_name }}"
  service: name="{{ tftp_service_name }}" state=stopped enabled=no
  ignore_errors: yes

- name: "Place boot.ipxe helper script /etc/ironic"
  copy: src=boot.ipxe dest=/etc/ironic/boot.ipxe owner=ironic group=ironic mode=0744

# NOTE(dtantsur): the code to migrate from xinetd can be removed after Xena

- name: "Find xinetd TFTP service configs"
  find:
    paths:
    - /etc/xinetd.d
    patterns:
    - "tftp*"
    follow: yes
  register: xinetd_tftp_services

- name: "Disable xinetd TFTP service"
  lineinfile:
    path: "{{ item }}"
    line: '  disable         = yes'
    regexp: '^\s*disable\s*='
    insertafter: '^{$'
  loop: "{{ xinetd_tftp_services.files | map(attribute='path') | list }}"
  register: xinetd_tftp_disable
  when: xinetd_tftp_services.matched > 0

- name: "Restart xinetd"
  service:
    name: xinetd
    state: restarted
  when: xinetd_tftp_services.matched > 0
        and xinetd_tftp_disable is changed

- name: "Download ipxe files if asked"
  include: get_ipxe.yml
  when: download_ipxe | bool

- name: "Copy iPXE image into place"
  copy:
    src: "{{ ipxe_dir }}/undionly.kpxe"
    dest: "{{ tftp_boot_folder }}"
    owner: ironic
    group: ironic
    mode: 0644
    remote_src: true

# NOTE(TheJulia): Copy full iPXE chain loader images in case they are required.
- name: "Copy full iPXE image into {{ http_boot_folder }}/"
  copy:
    src: "{{ ipxe_dir }}/{{ ipxe_full_binary }}"
    dest: "{{ http_boot_folder }}/"
    owner: ironic
    group: ironic
    mode: 0644
    remote_src: true

- name: "Copy full iPXE image into /tftpboot"
  copy:
    src: "{{ ipxe_dir }}/{{ ipxe_full_binary }}"
    dest: "{{ tftp_boot_folder }}"
    owner: ironic
    group: ironic
    mode: 0644
    remote_src: true

- name: "Set up iPXE for EFI booting"
  block:
    - name: "Check if the iPXE EFI image is present"
      stat:
        path: "{{ ipxe_dir }}/{{ ipxe_efi_binary }}"
        get_md5: false
      register: test_ipxe_efi_binary_path
      ignore_errors: true

    - name: "Abort if iPXE EFI image is missing"
      fail:
        msg: >
          Aborting installation: The {{ ipxe_efi_binary }} image was not found
          at the {{ ipxe_dir }} location.  Please place this file or consider
          re-running with download_ipxe set to a value of true.
      when:
        - not test_ipxe_efi_binary_path.stat.exists

    - name: "Copy iPXE EFI image into {{ http_boot_folder }}/"
      copy:
        src: "{{ ipxe_dir }}/{{ ipxe_efi_binary }}"
        dest: "{{ http_boot_folder }}/"
        owner: ironic
        group: ironic
        mode: 0644
        remote_src: true

    - name: "Copy iPXE EFI image into /tftpboot"
      copy:
        src: "{{ ipxe_dir }}/{{ ipxe_efi_binary }}"
        dest: "{{ tftp_boot_folder }}"
        owner: ironic
        group: ironic
        mode: 0644
        remote_src: true

  when: enable_uefi_ipxe | bool

# Similar logic to below can be utilized to retrieve files
- name: "Determine if folder exists, else create and populate folder."
  stat: path="{{ ironic_tftp_master_path }}"
  register: test_master_images

- name: "Create master_images folder"
  file: name="{{ ironic_tftp_master_path }}" state=directory owner=ironic group=ironic
  when: not test_master_images.stat.exists

# TODO(TheJulia): The pxelinux folder is statically coded in ironic.
# For now, we need to use it, but we can patch that.
- name: "Inspector - Place default tftp boot file in {{ http_boot_folder }}/pxelinux.cfg/"
  template:
    src: inspector-default-boot-ipxe.j2
    dest: "{{ http_boot_folder }}/pxelinux.cfg/default"
    owner: ironic
    group: ironic
    mode: 0644
  when: enable_inspector | bool