---
- name: Check that custom git variables are defined.
  assert:
    that:
      - "gpg_key_name is defined"
      - "gpg_key_name != ''"
      - "git_name is defined"
      - "git_name != ''"
      - "git_email is defined"
      - "git_email != ''"
    msg: Please set your gpg_key_name, git_name and git_email in gitian.yml.

- name: Install Gitian dependencies.
  apt:
    name:
      - bridge-utils
      - curl
      - debootstrap
      - git-core
      - gnupg2
      - kpartx
      - lintian
      - lxc
      - make
      - python3-cheetah
      - qemu-utils
      - ruby
      - sudo
    state: present
    update_cache: yes

- name: Install more recent version of apt-cacher-ng
  apt:
    name: apt-cacher-ng
    state: latest
    update_cache: yes
    default_release: bullseye-backports

- name: Install ruamel.yaml
  pip:
    name: "ruamel.yaml>=0.15.0,<0.16.0"

- name: Set up the Gitian build user with sudo.
  user:
    name: "{{ gitian_user }}"
    shell: /bin/bash
    groups: sudo
    state: present

- name: Install /etc/rc.local.
  template:
    src: rc.local
    dest: /etc/rc.local
    owner: root
    group: root
    mode: "0755"

- name: Enable IP forwarding, etc.
  sysctl:
    name: "{{ item }}"
    value: 1
    sysctl_set: yes
    state: present
    reload: yes
  with_items:
    - net.ipv4.ip_forward
    - kernel.unprivileged_userns_clone

- name: Enable cgroup clone_children.
  command: "echo 1 > /sys/fs/cgroup/cpuset/cgroup.clone_children"

- name: Add cgroup fs for LXC.
  lineinfile:
    dest: /etc/fstab
    regexp: '^cgroup'
    line: 'cgroup  /sys/fs/cgroup  cgroup  defaults  0   0'
    state: present

- name: Install profile with environment variables.
  template:
    src: profile
    dest: "/home/{{ gitian_user }}/.profile"
    owner: "{{ gitian_user }}"
    group: "{{ gitian_user }}"
    mode: "0644"

- name: Install sudoers file for LXC.
  template:
    src: gitian-lxc
    dest: /etc/sudoers.d/gitian-lxc
    owner: root
    group: root
    mode: "0644"

- name: Install lxc-net configuration.
  template:
    src: lxc-net
    dest: /etc/default/lxc-net
    owner: root
    group: root
    mode: "0644"

- name: Clone git repository for Gitian builder.
  git:
    repo: "{{ gitian_builder_url }}"
    dest: "/home/{{ gitian_user }}/gitian-builder"
    version: "{{ gitian_builder_version }}"
    force: yes
  become_user: "{{ gitian_user }}"

- include_tasks: keys.yml
  tags: keys

- name: Clone git repository for Zcash.
  git:
    repo: "{{ zcash_git_repo_url }}"
    dest: "/home/{{ gitian_user }}/zcash"
    version: "{{ zcash_version }}"
    force: yes
  become_user: "{{ gitian_user }}"

- name: Clone git repository for Gitian signatures.
  git:
    repo: "{{ zcash_gitian_sigs_repo }}"
    dest: "/home/{{ gitian_user }}/gitian.sigs"
    version: master
    force: yes
  become_user: "{{ gitian_user }}"

- name: Set Git username.
  command: "git config --global user.name \"{{ git_name }}\""
  become_user: "{{ gitian_user }}"

- name: Set Git email address.
  command: "git config --global user.email '{{ git_email }}'"
  become_user: "{{ gitian_user }}"

- name: Create bin directory under gitian_user home directory
  file:
    state: directory
    dest: "/home/{{ gitian_user }}/bin"
    mode: "0755"

- name: Copy explode_yaml_file.py
  copy:
    src: explode_yaml_file.py
    dest: "/home/{{ gitian_user }}/bin/explode_yaml_file.py"
    owner: "{{ gitian_user }}"
    group: "{{ gitian_user }}"
    mode: "0755"

- name: Copy Gitian build script.
  template:
    src: gitian-build.sh
    dest: "/home/{{ gitian_user }}/gitian-build.sh"
    owner: "{{ gitian_user }}"
    group: "{{ gitian_user }}"
    mode: "0755"
  tags: script

- name: Copy Parallel Gitian build script.
  template:
    src: gitian-parallel-build.sh
    dest: "/home/{{ gitian_user }}/gitian-parallel-build.sh"
    owner: "{{ gitian_user }}"
    group: "{{ gitian_user }}"
    mode: "0755"
  tags: script

- name: Clean the apt cache to free up space.
  apt:
    autoclean: yes

- include_tasks: gpg.yml
  tags: gpg
  when: gpg_key_id is defined and gpg_key_id != ''

- name: Display help message.
  debug:
    msg: >-
      Finished bootstrapping the Gitian host VM!
      To enter the environment, run `vagrant ssh zcash-build`
      and then use `./gitian-build.sh` to kick off a build.
      For parallelism, use `./gitian-parallel-build.sh`.