polaris/.circleci/config.yml

version: 2.1

orbs:
  rok8s: fairwinds/rok8s-scripts@11
  oss-docs: fairwinds/oss-docs@0

executors:
  vm:
    machine:
      enabled: true

commands:
  install_goreleaser_dependencies:
    description: Installs dependencies for CI scripts
    steps:
    - run: apk update
    # gettext provides envsubst
    - run: apk add gettext
    # Register other docker platforms, to build arm64.
    # This shouldn't be needed, why TBD.
    - run: docker run --privileged --rm tonistiigi/binfmt --install all

references:
  set_environment_variables: &set_environment_variables
    run:
      name: Set Environment Variables
      command: |
        echo 'export CI_SHA1=$CIRCLE_SHA1' >> ${BASH_ENV}
        echo 'export CI_BRANCH=$CIRCLE_BRANCH' >> ${BASH_ENV}
        echo 'export CI_BUILD_NUM=$CIRCLE_BUILD_NUM' >> ${BASH_ENV}
        echo 'export CI_TAG=$CIRCLE_TAG' >> ${BASH_ENV}
        echo 'export PUSH_ALL_VERSION_TAGS=true' >> ${BASH_ENV}
        echo 'export GOPROXY=https://proxy.golang.org' >> ${BASH_ENV}
        echo 'export GO111MODULE=on' >> ${BASH_ENV}
        echo 'export GOFLAGS=-mod=mod' >> ${BASH_ENV}
        echo 'export GORELEASER_CURRENT_TAG="${CIRCLE_TAG}"' >> $BASH_ENV

  install_k8s: &install_k8s
    run:
      name: Install K8s
      command: |
        sudo apt-get update
        echo "Installing git and jq"
        sudo apt-get install -yqq jq git

        echo "Installing KIND"
        curl -sLO https://github.com/kubernetes-sigs/kind/releases/download/v0.14.0/kind-linux-amd64
        chmod 0755 kind-linux-amd64
        sudo mv kind-linux-amd64 /usr/local/bin/kind
        kind version

        echo "Installing Kubectl"
        curl -sLO https://storage.googleapis.com/kubernetes-release/release/v1.21.12/bin/linux/amd64/kubectl
        chmod 0755 kubectl
        sudo mv kubectl /usr/local/bin/
        kubectl version --client


        echo "Creating Kubernetes Cluster with Kind"
        kind create cluster --wait=90s --image kindest/node:v1.21.12
        docker ps -a

        kubectl version

        echo "Installing Helm"
        curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/master/scripts/get-helm-3
        chmod 700 get_helm.sh
        ./get_helm.sh

        echo "Installing cert-manager"
        kubectl create namespace cert-manager
        helm repo add jetstack https://charts.jetstack.io
        helm repo update
        echo "Helm install"
        helm install cert-manager jetstack/cert-manager --namespace cert-manager --version 0.16.1 --set "installCRDs=true" --wait
        echo "Install cert-manager successful"

  test_binary_dashboard: &test_binary_dashboard
    run:
      name: Test Dashboard
      command: |
        go run main.go dashboard --port 3000 --audit-path ./examples &
        sleep 30
        curl -f http://localhost:3000 > /dev/null
        curl -f http://localhost:3000/health > /dev/null
        curl -f http://localhost:3000/favicon.ico > /dev/null
        curl -f http://localhost:3000/static/css/main.css > /dev/null
        curl -f http://localhost:3000/results.json > /dev/null
        curl -f http://localhost:3000/details/security > /dev/null
  test_k8s: &test_k8s
    run:
      name: Test Kubernetes Deployments
      command: |
        if [[ -z $CIRCLE_PR_NUMBER ]]; then
          ./test/webhook_test.sh
          ./test/kube_dashboard_test.sh
        else
          echo "Skipping Kubernetes tests for forked PR"
        fi

  install_vault_alpine: &install_vault_alpine
    run:
      name: install hashicorp vault
      command: |
        apk --update add curl yq
        cd /tmp
        curl -LO https://releases.hashicorp.com/vault/1.9.3/vault_1.9.3_linux_amd64.zip
        unzip vault_1.9.3_linux_amd64.zip
        mv vault /usr/bin/vault

jobs:
  test_k8s:
    working_directory: ~/polaris
    resource_class: medium
    executor: vm
    steps:
      - checkout
      - *install_k8s
      - *test_k8s

  test:
    docker:
      - image: cimg/go:1.19
    steps:
      - checkout
      - *set_environment_variables
      - run: go vet ./...
      - run: go test ./... -coverprofile=coverage.txt -covermode=count
      - *test_binary_dashboard

  insights:
    docker:
      - image: quay.io/reactiveops/ci-images:v11.0-stretch
    steps:
      - checkout
      - setup_remote_docker
      - run:
          name: Insights CI
          command: curl -L https://insights.fairwinds.com/v0/insights-ci.sh | bash

  build_and_push:
    working_directory: /go/src/github.com/fairwindsops/polaris/
    resource_class: large
    shell: /bin/bash
    docker:
      # The goreleaser image tag determins the version of Go.
      # Manually check goreleaser images for their version of Go.
      # Ref: https://hub.docker.com/r/goreleaser/goreleaser/tags
      - image: goreleaser/goreleaser:v1.11.4
    steps:
      - checkout
      - setup_remote_docker:
          version: 20.10.11
      - *install_vault_alpine
      - rok8s/get_vault_env:
          vault_path: repo/global/env
      - rok8s/get_vault_env:
          vault_path: repo/polaris/env
      - *set_environment_variables
      - run: docker login quay.io -u="${fairwinds_quay_user}" -p="${fairwinds_quay_token}"
      - install_goreleaser_dependencies
      - run: scripts/goreleaser.sh

workflows:
  version: 2

  release:
    jobs:
      - test:
          filters:
            tags:
              only: /.*/
      - build_and_push:
          context: org-global
          requires:
            - test
          filters:
            branches:
              ignore: /pull\/[0-9]+/
            tags:
              ignore: /^testing-.*/
      - insights:
          requires:
            - build_and_push
          filters:
            branches:
              ignore: /pull\/[0-9]+/
            tags:
              ignore: /^testing-.*/
      - test_k8s:
          requires:
            - build_and_push
          filters:
            branches:
              ignore: /pull\/[0-9]+/
            tags:
              ignore: /^testing-.*/
      - oss-docs/publish-docs:
          repository: polaris
          filters:
            branches:
              ignore: /.*/
            tags:
              ignore: /^testing-.*/