version: 2.1

references:
  common_envs: &COMMON_ENVS
    GOMAXPROCS: 1
    NOMAD_SLOW_TEST: 1
    GOTESTSUM_JUNITFILE: /tmp/test-reports/results.xml
  ignore_for_ui_branches: &IGNORE_FOR_UI_BRANCHES
    filters:
      branches:
        ignore: /^.-ui\b.*/


workflows:
  build-test:
    jobs:
      - lint-go:
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-client"
          test_packages: "./client/..."
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-nomad"
          test_packages: "./nomad/..."
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          # API Tests run in a VM rather than container due to the FS tests
          # requiring `mount` priviliges.
          name: "test-api"
          test_packages: "./api/..."
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-container:
          name: "test-devices"
          test_packages: "./devices/..."
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-other"
          exclude_packages: "./api|./client|./drivers/docker|./drivers/exec|./drivers/rkt|./drivers/shared/executor|./nomad|./devices"
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-docker"
          test_packages: "./drivers/docker"
          # docker is misbehaving in docker-machine-recent image
          # and we get unexpected failures
          # e.g. https://circleci.com/gh/hashicorp/nomad/3854
          executor: go-machine
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-exec"
          test_packages: "./drivers/exec"
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-shared-exec"
          test_packages: "./drivers/shared/executor"
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-machine:
          name: "test-32bit"
          # Currently we only explicitly test fingerprinting on 32bit
          # architectures.
          test_packages: "./client/fingerprint"
          goarch: "386"
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-e2e:
          <<: *IGNORE_FOR_UI_BRANCHES
      - test-ui
      - test-website:
          <<: *IGNORE_FOR_UI_BRANCHES

  website:
    jobs:
      - build-website:
          context: static-sites
          filters:
            branches:
              only: stable-website
executors:
  go:
    working_directory: /go/src/github.com/hashicorp/nomad
    docker:
      - image: golang:1.12.12
  go-machine:
    working_directory: ~/go/src/github.com/hashicorp/nomad
    machine:
      image: circleci/classic:201808-01
  docker-builder:
    working_directory: ~/go/src/github.com/hashicorp/nomad
    machine: true # TODO: Find latest docker image id

  # uses a more recent image with unattended upgrades disabled properly
  # but seems to break docker builds
  go-machine-recent:
    working_directory: ~/go/src/github.com/hashicorp/nomad
    machine:
      image: ubuntu-1604:201903-01

jobs:
  build-deps-image:
    executor: docker-builder
    steps:
      - checkout
      - run: docker build -t hashicorpnomad/ci-build-image:$CIRCLE_SHA1 . -f ./Dockerfile.ci
      - run: docker push hashicorpnomad/ci-build-image:$CIRCLE_SHA1

  lint-go:
    executor: go
    environment:
      <<: *COMMON_ENVS
      GOPATH: /go
    steps:
      - checkout
      - install-protoc
      - run: sudo apt-get update && sudo apt-get install shellcheck
      - run: make deps lint-deps
      - run: make check
      - run: make checkscripts

  test-container:
    executor: go
    parameters:
      test_packages:
        type: string
        default: ""
      exclude_packages:
        type: string
        default: ""
      goarch:
        type: string
        default: "amd64"
    environment:
      <<: *COMMON_ENVS
      GOTEST_PKGS: "<< parameters.test_packages >>"
      GOTEST_PKGS_EXCLUDE: "<< parameters.exclude_packages >>"
      GOPATH: /go
      GOTESTARCH: "<< parameters.goarch >>"
    steps:
      - checkout
      - run: make deps
      - install-protoc
      - install-consul
      - install-vault
      - run-tests
      - store_test_results:
          path: /tmp/test-reports
      - store_artifacts:
          path: /tmp/test-reports

  test-e2e:
    executor: go
    environment:
      <<: *COMMON_ENVS
      GOPATH: /go
    steps:
      - checkout
      - run: make deps
      - run: make e2e-test

  test-website:
    executor: go-machine-recent
    environment:
      <<: *COMMON_ENVS
    steps:
      - checkout
      - run: make test-website

  test-machine:
    executor: "<< parameters.executor >>"
    parameters:
      test_packages:
        type: string
        default: ""
      exclude_packages:
        type: string
        default: ""
      executor:
        type: string
        default: "go-machine-recent"
      goarch:
        type: string
        default: "amd64"
    environment:
      <<: *COMMON_ENVS
      GOTEST_PKGS_EXCLUDE: "<< parameters.exclude_packages >>"
      GOTEST_PKGS: "<< parameters.test_packages >>"
      GOPATH: /home/circleci/go
      GOTESTARCH: "<< parameters.goarch >>"
    steps:
      - checkout
      - install-golang
      - install-protoc
      - install-consul
      - install-vault
      - run:
          name: Install 32bit gcc libs
          command: |
            if [ ! -z $GOTESTARCH ] && [ $GOTESTARCH == "386" ]; then
              sudo apt-get update
              sudo apt-get install -y gcc-multilib
            else
              echo "Skipping 32bit lib installation while building for not 386"
            fi
      - run: PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make bootstrap
      - run-tests
      - store_test_results:
          path: /tmp/test-reports
      - store_artifacts:
          path: /tmp/test-reports
  test-ui:
    docker:
      - image: circleci/node:10-browsers
        environment:
          # See https://git.io/vdao3 for details.
          JOBS: 2
    steps:
      - checkout
      - restore_cache:
          keys:
            - v1-deps-{{ checksum "ui/yarn.lock" }}
            - v1-deps-
      - run:
          name: yarn install
          command: cd ui && yarn install
      - save_cache:
          key: v1-deps-{{ checksum "ui/yarn.lock" }}
          paths:
            - ./ui/node_modules
      - run:
          name: lint:js
          command: cd ui && yarn run lint:js
      - run:
          name: lint:hbs
          command: cd ui && yarn run lint:hbs
      - run:
          name: Ember tests
          command: cd ui && yarn test

  build-website:
    # setting the working_directory along with the checkout path allows us to not have
    # to cd into the website/ directory for commands
    working_directory: ~/project/website
    docker:
      - image: hashicorp/middleman-hashicorp:0.3.35
    steps:
      - checkout:
          path: ~/project

      # restores gem cache
      - restore_cache:
          key: static-site-gems-v1-{{ checksum "Gemfile.lock" }}

      - run:
          name: install gems
          command: bundle check || bundle install --path vendor/bundle --retry=3

      # saves gem cache if we have changed the Gemfile
      - save_cache:
          key: static-site-gems-v1-{{ checksum "Gemfile.lock" }}
          paths:
            - ~/project/website/vendor/bundle

      - run:
          name: middleman build
          command: bundle exec middleman build

      - run:
          name: website deploy
          command: ./scripts/deploy.sh

commands:
  install-golang:
    parameters:
      version:
        type: string
        default: "1.12.12"
    steps:
      - run:
          name: install golang << parameters.version >>
          command: |
            sudo rm -rf /usr/local/go
            wget -q -O /tmp/golang.tar.gz https://dl.google.com/go/go<< parameters.version >>.linux-amd64.tar.gz
            sudo tar -C /usr/local -xzf /tmp/golang.tar.gz
            rm -rf /tmp/golang.tar.gz

  install-vault:
    parameters:
      version:
        type: string
        default: 1.0.0
    steps:
      - run:
          name: Install Vault << parameters.version >>
          command: |
            wget -q -O /tmp/vault.zip https://releases.hashicorp.com/vault/<< parameters.version >>/vault_<< parameters.version>>_linux_amd64.zip
            sudo unzip -d /usr/local/bin /tmp/vault.zip
            rm -rf /tmp/vault*

  install-consul:
    parameters:
      version:
        type: string
        default: 1.6.0-rc1
    steps:
      - run:
          name: Install Consul << parameters.version >>
          command: |
            wget -q -O /tmp/consul.zip https://releases.hashicorp.com/consul/<< parameters.version >>/consul_<< parameters.version >>_linux_amd64.zip
            sudo unzip -d /usr/local/bin /tmp/consul.zip
            rm -rf /tmp/consul*

  install-protoc:
    steps:
      - run:
          name: install protoc
          command: |
            sudo rm -rf /usr/bin/protoc
            sudo ./scripts/vagrant-linux-priv-protoc.sh

  run-tests:
    steps:
      - run:
          name: Running Nomad Tests
          command: |
            if [ -z $GOTEST_PKGS_EXCLUDE ];
            then
              unset GOTEST_PKGS_EXCLUDE
            else
              unset GOTEST_PKGS
            fi

            if [ ! -z $GOTESTARCH ]; then
              export GOARCH="$GOTESTARCH";
            fi

            mkdir -p /tmp/test-reports
            sudo -E PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make generate-structs
            sudo -E PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make test-nomad