.travis.yml

---
language: python

sudo: required

services:
  - docker

branches:
  only:
    - master

env:
  global:
    # Software versions
    - TERRAFORM_VERSION=0.11.10
    - YAMLLINT_VERSION=1.8.1
    - TERRAFORM_PROVIDER_RKE_VERSION=0.5.0
    - KUBECTL_VERSION=v1.12.3
    - HEML_VERSION=v2.10.0
    # SSH
    - TF_VAR_ssh_key="ssh_key"
    - TF_VAR_ssh_key_pub="ssh_key.pub"
    # OpenStack environment
    - OS_AUTH_URL="https://extcloud05.ebi.ac.uk:13000/v3"
    - OS_PROJECT_ID="599a5ed79ef24064be8cdc1a7052a76e"
    - OS_PROJECT_NAME="PhenoMeNal-Mesos"
    - OS_USER_DOMAIN_NAME="Default"
    - OS_USERNAME="marco.capuccini@farmbio.uu.se"
    - OS_REGION_NAME="regionOne"
    - OS_IDENTITY_API_VERSION=3
    - TF_VAR_external_network_id="2d771d9c-f279-498f-8b8a-f5c6d83da6e8"
    - TF_VAR_floating_ip_pool="ext-net"
    - TF_VAR_image_name="Ubuntu_1604_LTS_latest"
    - TF_VAR_master_flavor_name="s1.large"
    - TF_VAR_service_flavor_name="s1.large"
    - TF_VAR_edge_flavor_name="s1.large"
    - secure: >
        utajVM7Lv1UNBYG4+uCm/vW7kr9cbDfRdjOMaqYFtzX0+rR/YICiNZ0SLJRUovFQ8YQ
        3p6grN0tkswuN3o1qde9cXC9XpJvjQMZXNELRlNyBBvo0k5t+x7pFCtD6OwXCzOCrDE
        Jwvns07WwOMRnS6eEEU5lUEf9vrNjMKmgKnwJn+/p07Vd36J6deJULdS3h4+eSYqth+
        jjUNIGw2+HXonFgEA7XXD65HBT6z3Ff+Q8EKQQPF6WklfF7UmeQWIlYtphNZMzHqyLX
        fifubSIzLSwFdRmrK0j/p7qEgN5db8Gzw899i6doEuIfIhZ84GefTTQnOO8Co9OBPY3
        77HYGUfOMGQDHtEc3EO16riqKAJMPT3c1yVcaMRAMSfPCSWh19l2rQrloDgKnYcxYCF
        hbiv2sCZ8EelVs1Jk6E1Skjn3bgS53oKz/Z5bjyPVglDbTJ72MyKpa+uUYnbLO9Mokz
        rDO9q2gh9o2esmlzbrurXjvnaB19AyTD7uudneBiz/KU2sND7H2ztO27NvJRQa9Db3t
        2KXlrqJxJJ04NpMzTPlCUHP2jSOa50n6vBp+6GH0Dh3XtYnmigy90p0a3DYo6cBXz8/
        Awab6UU3ZYdtDdSGaqwHQ3mVHhzqwThdNuYW8vZrhjWo7+nf62SduebsPhimrJqdGPZ
        jmCr/o9OvryHM=
  matrix:
    # Single master
    - >
      TF_VAR_cluster_prefix=rke-ci-$TRAVIS_BUILD_NUMBER
      TF_VAR_master_count=1
      TF_VAR_service_count=1
      TF_VAR_edge_count=1

install:
  # Install Terraform
  - >
    travis_retry curl -L
    "https://releases.hashicorp.com/terraform/${TERRAFORM_VERSION}/terraform_${TERRAFORM_VERSION}_linux_amd64.zip"
    -o /tmp/terraform.zip
  - sudo unzip /tmp/terraform.zip -d /usr/bin
  - sudo chmod +x /usr/bin/terraform
  # Install terraform-provider-rke
  - travis_retry curl -L
    "https://github.com/yamamoto-febc/terraform-provider-rke/releases/download/${TERRAFORM_PROVIDER_RKE_VERSION}/terraform-provider-rke_${TERRAFORM_PROVIDER_RKE_VERSION}_linux-amd64.zip"
    -o /tmp/teraform-provider-rke.zip
  - mkdir -p "$HOME/.terraform.d/plugins/"
  - unzip /tmp/teraform-provider-rke.zip -d $HOME/.terraform.d/plugins/
  # Install yamllint
  - sudo pip install yamllint==$YAMLLINT_VERSION
  # Configure SSH key
  - ssh-keygen -t rsa -N '' -f ssh_key
  - eval "$(ssh-agent -s)"
  - ssh-add ssh_key
  # Install kubectl
  - curl -LO https://storage.googleapis.com/kubernetes-release/release/${KUBECTL_VERSION}/bin/linux/amd64/kubectl
  - chmod +x ./kubectl
  - sudo mv ./kubectl /usr/local/bin/kubectl
  # Install helm
  - curl -LO https://kubernetes-helm.storage.googleapis.com/helm-${HEML_VERSION}-linux-amd64.tar.gz
  - tar -xf ./helm-${HEML_VERSION}-linux-amd64.tar.gz -C /tmp/
  - sudo mv /tmp/linux-amd64/helm /usr/local/bin/

before_script:
  # Terraform init, validate, and format check
  - terraform init
  - terraform validate
  - terraform fmt -check=true -diff
  # Check YAMLs
  - yamllint -c .yamllint.yml -s $(find . -type f -name '*.yml')

script:
  # Deploy
  - terraform apply -auto-approve # this also runs sanity checks
  # Scale up
  - export TF_VAR_service_count=$((TF_VAR_service_count+1))
  - terraform apply -auto-approve # this also runs sanity checks
  # Scale down
  - export TF_VAR_service_count=$((TF_VAR_service_count-1))
  - terraform apply -auto-approve # this also runs sanity checks

after_script:
  # Destroy
  - terraform destroy -force