- name: "Update apt package cache"
  ansible.builtin.apt:
    update_cache: yes
  when: ansible_facts["os_family"]=="Debian"

- name: "Upgrade all packages to the latest version"
  ansible.builtin.apt:
    upgrade: dist
  when: ansible_facts["os_family"]=="Debian"

- name: "Install common packages"
  package:
    name: "{{ list_of_packages }}"
    state: latest

- name: "Remove packages"
  package:
    name: "{{ list_of_packages_to_remove }}"
    state: absent

- name: "Install Redhat Packages"
  yum:
    name: "{{ list_of_redhat_packages }}"
    state: latest
  when: ansible_facts["os_family"]=="RedHat"

- name: "Install Debian Packages"
  apt:
    name: "{{ list_of_debian_packages }}"
    force_apt_get: yes
    state: latest
  when: ansible_facts["os_family"]=="Debian"

- name: "Link python3 to python since Ubuntu 22.04 doesn't create python."
  file:
    src: /usr/bin/python3
    dest: /usr/bin/python
    state: link
  ignore_errors: true

- name: "Setup the dummy interface"
  block:
    - name: "Add the dummy module file for reboots"
      copy:
        content: "dummy"
        dest: "/etc/modules-load.d/dummy.conf"
        owner: "root"
        group: "root"
        mode: '0644'
      when: ansible_facts["os_family"]=="RedHat"

    - name: "Add the dummy module"
      modprobe:
        name: "dummy"
        state: "present"
      when: ansible_facts["os_family"]=="RedHat"

    - name: "Setup dummy interface for perforce license (RedHat)"
      copy:
        src: "./ifcfg-dummy0"
        dest: "/etc/sysconfig/network-scripts/ifcfg-dummy0"
        owner: "root"
        group: "root"
        mode: '0644'
      when: ansible_facts["os_family"]=="RedHat"

    - name: "Start the dummy interface"
      command: "ifup dummy0"
      when: ansible_facts["os_family"]=="RedHat"

    - name: "Setup dummy netdev for perforce license (Debian)"
      copy:
        src: "./10-dummy0.netdev"
        dest: "/etc/systemd/network/10-dummy0.netdev"
        owner: "root"
        group: "root"
        mode: '0644'
      when: ansible_facts["os_family"]=="Debian"

    - name: "Setup dummy network for perforce license (Debian)"
      copy:
        src: "./20-dummy0.network"
        dest: "/etc/systemd/network/20-dummy0.network"
        owner: "root"
        group: "root"
        mode: '0644'
      when: ansible_facts["os_family"]=="Debian"

    - name: "Restart systemd-networkd"
      ansible.builtin.systemd:
        name: "{{ item }}"
        state: restarted
      loop:
        - systemd-networkd
        - systemd-resolved
      when: ansible_facts["os_family"]=="Debian"
  when: dummy_interface

- name: "Pause to give DNS a chance to recover."
  pause:
    seconds: 15
  when: dummy_interface

- name: "Exclude p4d_1 and p4broker_1 from being auto restarted"
  copy:
    src: "./policy-rc.d"
    dest: "/usr/sbin/policy-rc.d"
    owner: "root"
    group: "root"

- name: "Add recommended settings for Ubuntu to sysctl.conf"
  blockinfile:
    path: "/etc/sysctl.conf"
    insertafter: "EOF"
    block: |
      net.ipv4.tcp_congestion_control = bbr
      net.ipv4.tcp_window_scaling = 1
      # allow testing with buffers up to 128MB
      net.core.rmem_max = 62500000
      net.core.wmem_max = 62500000
      # increase Linux autotuning TCP buffer limit to 64MB
      net.ipv4.tcp_rmem = 4096      87380  62500000
      net.ipv4.tcp_wmem = 4096      16384  62500000
      # recommended for hosts with jumbo frames enabled
      net.ipv4.tcp_mtu_probing = 1
      # recommended to enable 'fair queueing'
      net.core.default_qdisc = fq
  notify: "restart_sysctl"
  when: ansible_facts["os_family"]=="Debian"

# "Set up tuned to disable transparent pages"
- name: "Install tuned"
  yum:
    name: "tuned"
    state: "latest"
  when: ansible_facts["os_family"]=="RedHat"

- name: "Create tuned nothp_profile directory"
  file:
    path: '/etc/tuned/nothp_profile'
    state: "directory"
    mode: "0755"
    owner: 'root'
    group: 'root'
  when: ansible_facts["os_family"]=="RedHat"

- name: "Setup nothp_profile tuned.conf file"
  copy:
    src: "./nothp_profile_tuned.conf"
    dest: "/etc/tuned/nothp_profile/tuned.conf"
    owner: "root"
    group: "root"
    mode: '0755'
  when: ansible_facts["os_family"]=="RedHat"

- name: "Disable transparent huge pages"
  copy:
    src: "./disable-thp.service"
    dest: "/etc/systemd/system/disable-thp.service"
    owner: "root"
    group: "root"
    mode: '0755'
  notify: "start_thp"
  when: ansible_facts["os_family"]=="Debian"

# Set up perforce user/group
- name: "Create Perforce group"
  group:
    name: "{{ perforce_group }}"
    gid: "{{ perforce_gid }}"

- name: "Create Perforce user"
  user:
    name: "{{ perforce_user }}"
    uid: "{{ perforce_uid }}"
    comment: "Perforce user"
    group: "{{ perforce_group }}"
    system: true
    generate_ssh_key: no
    home: "/p4"
    shell: "/bin/bash"
    password: "{{ perforce_user_password }}"

- name: "Create .ssh folder"
  file:
    state: directory
    path: "/p4/.ssh"
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    mode: "0700"

- name: "Create or modify known_hosts file"
  file:
    state: "touch"
    path: "/p4/.ssh/known_hosts"
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    mode: "0600"

- name: Copy ssh configuration file.
  copy:
    src: ./ssh_config
    dest: /p4/.ssh/config
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    mode: '0600'

- name: "Add .vimrc settings"
  blockinfile:
    create: yes
    path: "/p4/.vimrc"
    insertafter: "EOF"
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    marker: '" {mark} ANSIBLE MANAGED BLOCK'
    block: |
      colorscheme industry
      set nocompatible
      set backspace=2

# Set up ansibleuser user/group
- name: "Create ansibleuser group"
  group:
    name: ansibleuser

- name: "Create ansibleuser user"
  user:
    name: ansibleuser
    comment: "Ansible User for management"
    group: ansibleuser
    system: false
    generate_ssh_key: yes
    home: /home/ansibleuser
    shell: /bin/bash
    password: ""
    force: yes
    update_password: on_create

- name: "add ansibleuser to appropriate sudo group"
  user:
    name: ansibleuser
    groups: "{{ 'sudo' if ansible_facts['os_family'] == 'Debian' else 'wheel' }}"
    append: yes

- name: "Setup ansibleuser sudo file"
  copy:
    content: "ansibleuser ALL=(ALL:ALL) NOPASSWD:ALL\n"
    dest: "/etc/sudoers.d/ansibleuser"
    mode: "0440"
    owner: "root"
    group: "root"

- name: "Setup additional admin sudo files"
  copy:
    content: "{{ item }} ALL=(ALL:ALL) NOPASSWD:ALL\n"
    dest: "/etc/sudoers.d/{{ item }}"
    mode: "0440"
    owner: "root"
    group: "root"
  loop: "{{ admin_users | default([]) }}"

- name: "Install pyenv"
  become: yes
  become_user: perforce
  shell: "curl -fsSL https://pyenv.run | bash"
  args:
    executable: "/bin/bash"
    creates: "/p4/.pyenv/bin/pyenv"
  register: "curl_pyenv_output"

- name: "Add Pyenv to perforce user bashrc"
  become: yes
  become_user: perforce
  blockinfile:
    path: "/p4/.bashrc"
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    prepend_newline: true
    insertafter: EOF
    create: true
    block: |
      export PATH="${HOME}/.pyenv/bin:$PATH"
      eval "$(pyenv init -)"
      eval "$(pyenv virtualenv-init -)"

- name: "Add Pyenv to perforce user profile"
  become: yes
  become_user: perforce
  blockinfile:
    path: "/p4/.profile"
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
    prepend_newline: true
    insertafter: EOF
    create: true
    block: |
      export PATH="${HOME}/.pyenv/bin:$PATH"
      eval "$(pyenv init -)"
      eval "$(pyenv virtualenv-init -)"

- name: "Get latest Python version available in pyenv"
  become: yes
  become_user: perforce
  shell: "/p4/.pyenv/bin/pyenv install --list | grep -E '^\\s+3\\.[0-9]+\\.[0-9]+$' | tail -1 | tr -d ' '"
  args:
    executable: "bash"
  register: "latest_python_version"
  changed_when: false

- name: "Install latest Python ({{ latest_python_version.stdout | default('N/A') }}) and set environment using pyenv"
  become: yes
  become_user: perforce
  shell: "echo N|/p4/.pyenv/bin/pyenv install {{ latest_python_version.stdout }};/p4/.pyenv/bin/pyenv global {{ latest_python_version.stdout }}"
  args:
    executable: "bash"
  register: "pyenv_python_output"

- name: "Install p4python"
  become: yes
  become_user: perforce
  shell: "source /p4/.profile;source /p4/.bashrc;pip3 install --upgrade pip;pip3 install p4python"
  args:
    executable: "bash"
  register: "pyenv_p4python_output"

- name: "Create the p4python/bin directory"
  ansible.builtin.file:
    path: /p4/p4python/bin
    state: directory
    mode: '0755'
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"

- name: "Link python3 to old venv python3 location to avoid trigger breaks."
  file:
    src: /p4/.pyenv/shims/python3
    dest: /p4/p4python/bin/python3
    state: link
    force: true
    owner: "{{ perforce_user }}"
    group: "{{ perforce_group }}"
  ignore_errors: true