---
- name: install packages
  apt:
    name:
    - gstreamer1.0-tools
    - gstreamer1.0-plugins-base
    - gstreamer1.0-plugins-good
    - gstreamer1.0-plugins-bad
    - gstreamer1.0-alsa
    - git
    - libasound2-dev
    - telnet

- name: download golang tarball
  get_url:
    url: "https://dl.google.com/go/go{{ dolmetsch_raspi_golang_version }}.linux-armv6l.tar.gz"
    dest: "/usr/local/src/go{{ dolmetsch_raspi_golang_version }}.linux-armv6l.tar.gz"
    checksum: "{{ dolmetsch_raspi_golang_checksum }}"

- name: check current goloang version (if any)
  command: /usr/local/go/bin/go version
  ignore_errors: yes
  check_mode: no
  changed_when: false
  register: golang_version

- name: update golang installation
  when: golang_version is failed or golang_version.stdout != ("go version go" + dolmetsch_raspi_golang_version + " linux/arm")
  block:
  - name: remove old golang installation
    file:
      path: /usr/local/go
      state: absent

  - name: extract the golang tarball
    unarchive:
      src: "/usr/local/src/go{{ dolmetsch_raspi_golang_version }}.linux-armv6l.tar.gz"
      dest: /usr/local
      copy: no

- name: prepare dolmetschctl install path
  file:
    path: /opt/dolmetschctl
    state: directory

- name: build dolmetschctl (server and client)
  loop:
  - dolmetschctl
  - dolmetschctld
  command: "/usr/local/go/bin/go get spreadspace.org/dolmetschctl/cmd/{{ item }}"
  args:
    creates: "/opt/dolmetschctl/bin/{{ item }}"
  environment:
    GOPATH: /opt/dolmetschctl

- name: install dolmetschctl systemd units
  loop:
  - dolmetschctl
  - dolmetschctld
  template:
    src: "{{ item }}.service.j2"
    dest: "/etc/systemd/system/{{ item }}.service"
  notify: reload systemd

- name: install rtp send/receive scripts
  loop:
  - rtp-recv
  - rtp-send
  template:
    src: "{{ item }}.sh.j2"
    dest: "/usr/local/bin/{{ item }}.sh"
    mode: 0750

- name: install rtp send/receive systemd units
  loop:
  - rtp-recv
  - rtp-send
  template:
    src: "{{ item }}.service.j2"
    dest: "/etc/systemd/system/{{ item }}.service"
  notify: reload systemd