# 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.
---
- name: "Fail if authentication configuration conflicts."
  fail:
    msg: >
      noauth_mode and enable_keystone are mutually exclusive options.
      Please set one to "false".
  when: >
    noauth_mode | bool == true and enable_keystone is defined and
    enable_keystone | bool == true

- name: "If VENV is set in the environment, enable installation into venv"
  set_fact:
    enable_venv: true
  when: lookup('env', 'VENV') | length > 0

- name: "Ensure /etc/hosts has good defaults"
  lineinfile:
    dest: "/etc/hosts"
    regexp: "{{ item.regexp }}.*({{ ansible_hostname }}|localhost).*"
    line: "{{ item.contents }}"
  with_items:
    - { regexp: '^127\.0\.0\.1', contents: '127.0.0.1 {{ ansible_hostname }} {{ ansible_fqdn }} localhost' }
    - { regexp: '^::1', contents: '::1 {{ ansible_hostname }} {{ ansible_fqdn }} localhost ipv6-localhost ipv6-loopback' }

# NOTE(sean-k-mooney) only the RabbitMQ server and MySQL db are started
# during bootstrapping. all other services are started in the Start phase.
- name: "Start database service"
  service: name={{ mysql_service_name }} state=started enabled=yes
  when: ironic.database.host == 'localhost'

# NOTE(hwoarang): The erlang SUSE package forces epmd to listen on localhost
# address which breaks rabbitmq-server when listening on a different address.
# https://build.opensuse.org/package/view_file/devel:languages:erlang:Factory/erlang/README.SUSE?expand=1
- name: "Make epmd listen to all addresses on SUSE"
  block:
    - blockinfile:
        dest: "/etc/systemd/system/epmd.socket.d/port.conf"
        content: |
          [Socket]
          ListenStream=
          ListenStream=0.0.0.0:4369
        create: yes
        marker: "# {mark} ANSIBLE MANAGED BLOCK"

    - systemd: daemon_reload=yes

    - service: name={{ item }} state=stopped enabled=no
      with_items:
        - epmd.socket
        - epmd

  when: ansible_os_family == 'Suse'
- name: "Start rabbitmq-server"
  service: name=rabbitmq-server state=started enabled=yes

# NOTE(cinerama): on some systems, rabbit may not be ready when we want to
# make changes to users if we don't wait first
# TODO(TheJulia): This needs to be changed to a variable, however
# should update this playbook all at once with new variable structures.
- name: "Wait for rabbitmq"
  wait_for: port=5672 delay=5

- name: "Ensure guest user is removed from rabbitmq"
  rabbitmq_user:
    user: "guest"
    state: absent
    force: yes
- name: "Create ironic user in RabbitMQ"
  rabbitmq_user:
    user: "ironic"
    password: "{{ ironic_db_password }}"
    force: yes
    state: present
    configure_priv: ".*"
    write_priv: ".*"
    read_priv: ".*"
  no_log: true

- name: "Set mysql_username if environment variable mysql_user is set"
  set_fact:
    mysql_username: "{{ lookup('env', 'mysql_user') }}"
  when: lookup('env', 'mysql_user') | length > 0
  no_log: true

- name: "Set mysql_password if environment variable mysql_pass is set"
  set_fact:
    mysql_password: "{{ lookup('env', 'mysql_pass') }}"
  when: lookup('env', 'mysql_pass') | length > 0
  no_log: true

- name: "MySQL - Creating DB"
  mysql_db:
    name: "{{ ironic.database.name }}"
    state: present
    encoding: utf8
    login_user: "{{ mysql_username | default(None) }}"
    login_password: "{{ mysql_password | default(None) }}"
  register: test_created_db
  when: ironic.database.host == 'localhost'

- name: "MySQL - Creating user for Ironic"
  mysql_user:
    name: "{{ ironic.database.username }}"
    password: "{{ ironic.database.password }}"
    priv: "{{ ironic.database.name }}.*:ALL"
    state: present
    login_user: "{{ mysql_username | default(None) }}"
    login_password: "{{ mysql_password | default(None) }}"
  when: ironic.database.host == 'localhost'

- name: "Create an ironic service group"
  group:
    name: "ironic"
- name: "Create an ironic service user"
  user:
    name: "ironic"
    group: "ironic"
- name: "Ensure /etc/ironic exists"
  file:
    name: "/etc/ironic"
    state: directory
    owner: "ironic"
    group: "ironic"
    mode: 0755
# Note(TheJulia): The rootwrap copies will need to be re-tooled
# to possibly directly retreive current files if a source install
# is not utilized.
- name: "Copy rootwrap.conf from ironic source folder"
  copy:
    src: "{{ ironic_git_folder }}/etc/ironic/rootwrap.conf"
    dest: "/etc/ironic/rootwrap.conf"
    remote_src: yes
    mode: 0644
    owner: root
    group: root
  when: skip_install is not defined
# Note(ashestakov): "copy" module in ansible doesn't support recursive
# copying on remote host. "cp" command used instead.
- name: "Copy rootwrap.d contents from ironic source folder"
  command: cp -r "{{ ironic_git_folder }}/etc/ironic/rootwrap.d/" "/etc/ironic/rootwrap.d"
  when: skip_install is not defined

- name: "Populate keystone for Bifrost"
  include: keystone_setup.yml
  when: enable_keystone is defined and enable_keystone | bool == true

# NOTE(pas-ha) needed to e.g. pick up new interfaces after libvirt install
- name: "Refresh facts"
  setup:

- name: "Generate ironic Configuration"
  include: ironic_config.yml

- name: "Create ironic DB Schema"
  command: ironic-dbsync --config-file /etc/ironic/ironic.conf create_schema
  environment: "{{ bifrost_venv_env if enable_venv else {} }}"
  when: >
      ironic.database.host == 'localhost' and
      test_created_db.changed | bool == true

- name: "Upgrade ironic DB Schema"
  command: ironic-dbsync --config-file /etc/ironic/ironic.conf upgrade
  environment: "{{ bifrost_venv_env if enable_venv else {} }}"
  when: >
      ironic.database.host != 'localhost' or
      test_created_db.changed | bool == false

- name: "Create service folder if systemd template is defined"
  file:
    path: "{{ init_dest_dir }}"
    state: directory
    mode: 0755
  when: init_template == 'systemd_template.j2'

- name: "Install ironic-inspector to permit use of inspection interface"
  include: inspector_bootstrap.yml
  when: enable_inspector | bool == true

- name: "Get ironic-api & ironic-conductor install location"
  shell: echo $(dirname $(which ironic-api))
  register: ironic_install_prefix
  environment: "{{ bifrost_venv_env if enable_venv else {} }}"

- name: "Set permissions for /var/lib/ironic for the ironic user"
  file:
    path: "{{ item }}"
    state: directory
    mode: 0750
    owner: "ironic"
    group: "ironic"
  with_items:
    - "/var/lib/ironic"
    - "/var/lib/ironic/master_images"
    - "/var/lib/ironic/images"

- name: "Set permissions for /var/log/ironic for the ironic user"
  file:
    path: "{{ item }}"
    state: directory
    mode: 0755
    owner: "ironic"
    group: "ironic"
  with_items:
    - "/var/log/ironic"

- name: "Place ironic services"
  template:
    src: "{{ init_template }}"
    dest: "{{ init_dest_dir }}{{ item.service_name }}{{ init_ext }}"
    owner: "root"
    group: "root"
  with_items:
    - { service_path: "{{ ironic_install_prefix.stdout | default('') }}", service_name: 'ironic-api', username: 'ironic', args: '--config-file /etc/ironic/ironic.conf'}
    - { service_path: "{{ ironic_install_prefix.stdout | default('') }}", service_name: 'ironic-conductor', username: 'ironic', args: '--config-file /etc/ironic/ironic.conf'}
- name: "Create and populate /tftpboot"
  include: create_tftpboot.yml
- name: "Setup Inventory Hosts Directory"
  file:
    path: "/etc/dnsmasq.d/bifrost.hosts.d"
    state: directory
    owner: "root"
    group: "root"
    mode: 0755
  when: inventory_dhcp | bool == true
- name: "Setup Inventory DHCP Hosts Directory"
  file:
    path: "/etc/dnsmasq.d/bifrost.dhcp-hosts.d"
    state: directory
    owner: "root"
    group: "root"
    mode: 0755
  when: inventory_dhcp | bool == true
- name: "Retrieve interface IP informations"
  set_fact:
    itf_infos: "{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4'] }}"
    dhcp_netaddr: "{{ dhcp_pool_start }}/{{ dhcp_static_mask }}"
  when: include_dhcp_server | bool == true
- name: "Compute interface and DHCP network informations"
  set_fact:
    itf_netaddr1: "{{ itf_infos['address'] }}/{{ itf_infos['netmask'] }}"
    itf_netaddr2: "{{ itf_infos['network'] }}/{{ itf_infos['netmask'] }}"
    itf_broadcast: "{{ itf_infos['broadcast'] }}/{{ itf_infos['netmask'] }}"
    dhcp_netaddr: "{{ dhcp_netaddr | ipaddr('network') }}/{{ dhcp_static_mask }}"
  when: include_dhcp_server | bool == true
- name: "Validate interface network addresses"
  fail: msg="Interface {{ ans_network_interface }} network incoherence {{ itf_netaddr1 | ipaddr('network') }}/{{ itf_netaddr1 | ipaddr('prefix') }} vs {{ itf_netaddr2 }}/{{ itf_netaddr2 | ipaddr('prefix') }}"
  when:
    - include_dhcp_server | bool == true
    - itf_netaddr1 | ipaddr('network') != itf_netaddr2 | ipaddr('network')
- name: "Validate interface broadcast addresses"
  fail: msg="Interface {{ ans_network_interface }} broadcast incoherence {{ itf_netaddr1 | ipaddr('broadcast') }}/{{ itf_netaddr1 | ipaddr('prefix') }} vs {{ itf_broadcast | ipaddr('broadcast') }}/{{ itf_broadcast | ipaddr('prefix') }}"
  when:
    - include_dhcp_server | bool == true
    - itf_netaddr1 | ipaddr('broadcast') != itf_broadcast | ipaddr('broadcast')
- name: "Validate DHCP and interface addresses"
  debug: msg="Interface {{ ans_network_interface }} and DHCP networks are incoherent {{ itf_netaddr2 | ipaddr('network') }}/{{ itf_netaddr2 | ipaddr('prefix') }} {{ dhcp_netaddr | ipaddr('network') }}/{{ dhcp_netaddr | ipaddr('prefix') }} overriding DHCP with interface settings"
  when:
    - include_dhcp_server | bool == true
    - itf_netaddr2 | ipaddr('network') != dhcp_netaddr | ipaddr('network')
- name: "Computing new DHCP informations"
  set_fact:
    dhcp_start_ip: "{{ dhcp_pool_start.split('.')[-1] }}"
    dhcp_end_ip: "{{ dhcp_pool_end.split('.')[-1] }}"
    dhcp_netaddr: "{{ itf_netaddr1 | ipaddr('network') }}"
  when:
    - include_dhcp_server | bool == true
    - itf_netaddr2 | ipaddr('network') != dhcp_netaddr | ipaddr('network')
# Note(olivierbourdon38): we could do much more complex network
# computation to derive exact (or way closer to exact) range for
# the new network depending on netmasks and indexes.
- name: "Computing new DHCP range"
  set_fact:
     dhcp_pool_start: "{{ '.'.join(dhcp_netaddr.split('.')[0:-1]) }}.{{ dhcp_start_ip }}"
     dhcp_pool_end: "{{ '.'.join(dhcp_netaddr.split('.')[0:-1]) }}.{{ dhcp_end_ip }}"
  when:
    - include_dhcp_server | bool == true
    - itf_netaddr2 | ipaddr('network') != dhcp_netaddr | ipaddr('network')
- name: "Deploy dnsmasq configuration file"
  template: src=dnsmasq.conf.j2 dest=/etc/dnsmasq.conf
  when: include_dhcp_server | bool == true
# NOTE(Shrews) When testing, we want to use our custom dnsmasq.conf file,
# not the one supplied by libvirt.
- name: "Look for libvirt dnsmasq config"
  stat: path=/etc/dnsmasq.d/libvirt-bin
  register: test_libvirt_dnsmasq
  when: include_dhcp_server | bool == true
- name: "Disable libvirt dnsmasq config"
  command: mv /etc/dnsmasq.d/libvirt-bin /etc/dnsmasq.d/libvirt-bin~
  when: >
     include_dhcp_server | bool == true and
     test_libvirt_dnsmasq.stat.exists | bool == true and
     testing | bool == true
- name: "Deploy nginx configuration file for serving HTTP requests"
  template: src=nginx.conf.j2 dest=/etc/nginx/nginx.conf
- name: "Ensure inspector object storage directory exists"
  file:
    path: "{{ http_boot_folder }}/ironic-inspector"
    state: directory
    owner: "{{ nginx_user }}"
    group: "{{ nginx_user }}"
  when:
    - enable_inspector | bool
    - inspector_store_data_in_nginx | bool
- name: "Download Ironic Python Agent kernel & image"
  include: download_ipa_image.yml
  when: create_ipa_image | bool == false and download_ipa | bool == true
- name: "Download cirros to use for deployment if requested"
  get_url:
    url: "{{ cirros_deploy_image_upstream_url }}"
    dest: "{{ deploy_image }}"
  when: use_cirros | bool == true
- name: >
    "Explicitly permit nginx port (TCP) for file downloads from nodes to be provisioned
     and TCP/6385 for IPA callback"
  iptables:
    chain: INPUT
    action: insert
    protocol: tcp
    destination_port: "{{ item }}"
    in_interface: "{{ network_interface }}"
    jump: ACCEPT
  with_items:
    - "{{ file_url_port }}"
    - 6385
- block:
    - name: "Explicitly allow nginx and IPA port (TCP) on selinux"
      seport:
        ports: "{{ file_url_port }},6385"
        proto: tcp
        setype: http_port_t
        state: present

    - name: "Add proper context on created data for http_boot"
      sefcontext:
        target: "{{ http_boot_folder }}(/.*)?"
        setype: httpd_sys_content_t
        state: present

    - name: "Add proper context on inspector data store"
      sefcontext:
        target: "{{ http_boot_folder }}/ironic-inspector(/.*)?"
        setype: httpd_sys_rw_content_t
        state: present
      when:
        - enable_inspector | bool
        - inspector_store_data_in_nginx | bool

    - name: Copy ironic policy file to temporary directory
      copy:
        src: ironic_policy.te
        dest: /tmp/ironic_policy.te

    - name: Check ironic policy module
      command: checkmodule -M -m -o /tmp/ironic_policy.mod /tmp/ironic_policy.te

    - name: Package ironic policy module
      command: semodule_package -m /tmp/ironic_policy.mod -o /tmp/ironic_policy.pp

    - name: Include ironic policy module
      command: semodule -i /tmp/ironic_policy.pp

    - name: Enable ironic policy module
      command: semodule -e ironic_policy
  when: (ansible_os_family == 'RedHat' or ansible_os_family == 'Suse') and
         ansible_selinux.status == 'enabled' and ansible_selinux.mode == "enforcing"
- name: "Configure remote logging"
  template: src=10-rsyslog-remote.conf.j2 dest=/etc/rsyslog.d/10-rsyslog-remote.conf
  when: remote_syslog_server is defined and remote_syslog_server != ""