---
language: python
python: "2.7"
dist: xenial

services:
  - docker

addons:
  apt:
    sources: &default_sources
      - sourceline: 'ppa:ubuntu-lxc/stable'
      - sourceline: 'ppa:wireguard/wireguard'
    packages: &default_packages
      - python-pip
      - lxd
      - expect-dev
      - debootstrap
      - tree
      - bridge-utils
      - dnsutils
      - build-essential
      - libssl-dev
      - libffi-dev
      - python-dev
      - linux-headers-$(uname -r)
      - wireguard
      - libxml2-utils
      - crudini
      - fping
      - strongswan
      - libstrongswan-standard-plugins

cache:
  directories:
    - $HOME/lxc/
  pip: true

before_cache:
  - mkdir $HOME/lxc
  - sudo tar cf $HOME/lxc/cache.tar /var/lib/lxd/images/
  - sudo chown $USER. $HOME/lxc/cache.tar

custom_scripts:
  provisioning: &provisioning
    - ssh-keygen -f ~/.ssh/id_rsa -t rsa -N ''
    - sudo ./tests/pre-deploy.sh
    - 'sed -i "s/^reduce_mtu:\s0$/reduce_mtu: 20/" config.cfg'
  tests: &tests
    - sudo ./tests/wireguard-client.sh
    - sudo env "PATH=$PATH" ./tests/ipsec-client.sh
    - sudo ./tests/ssh-tunnel.sh

stages:
  - &tests-and-linters
    stage: Tests
    name: code checks and linters
    addons:
      apt:
        packages:
          - shellcheck
    script:
      - pip install ansible-lint
      - shellcheck algo install.sh
      - ansible-playbook main.yml --syntax-check
      - ansible-lint -v *.yml

  - &deploy-local
    stage: Deploy
    name: local deployment from docker
    addons:
      apt:
        sources: *default_sources
        packages: *default_packages
    before_install: *provisioning
    before_script:
      - docker build -t travis/algo .
      - ./tests/local-deploy.sh
      - ./tests/update-users.sh
    script: *tests

  - &deploy-cloudinit
    stage: Deploy
    name: cloud-init deployment
    addons:
      apt:
        sources: *default_sources
        packages: *default_packages
    env: DEPLOY=cloud-init
    before_install: *provisioning
    before_script:
      - until sudo lxc exec algo -- test -f /var/log/cloud-init-output.log; do echo 'Log file not found, Sleep for 3 seconds'; sleep 3; done
      - ( sudo lxc exec algo -- tail -f /var/log/cloud-init-output.log & )
      - |
        until sudo lxc exec algo -- test -f /var/lib/cloud/data/result.json; do
          echo 'Cloud init is not finished. Sleep for 30 seconds';
          sleep 30;
        done
      - sudo lxc exec algo -- test -f /opt/algo/configs/localhost/.config.yml
      - sudo lxc exec algo -- tar zcf /root/algo-configs.tar -C /opt/algo/configs/ .
      - sudo lxc file pull algo/root/algo-configs.tar ./
      - sudo tar -C ./configs -zxf algo-configs.tar
    script: *tests

matrix:
  fast_finish: true
  include:
    - <<: *tests-and-linters
    - <<: *deploy-local
      name: 'Ubuntu 18.04: local deployment from docker'
      env: DEPLOY=docker UBUNTU_VERSION=18.04
    - <<: *deploy-local
      name: 'Ubuntu 19.04: local deployment from docker'
      env: DEPLOY=docker UBUNTU_VERSION=19.04
    - <<: *deploy-cloudinit
      name: 'Ubuntu 18.04: cloud-init deployment'
      env: DEPLOY=cloud-init UBUNTU_VERSION=18.04
    - <<: *deploy-cloudinit
      name: 'Ubuntu 19.04: cloud-init deployment'
      env: DEPLOY=cloud-init UBUNTU_VERSION=19.04

notifications:
  email: false