version: 2.1

references:
  # environment specific references - aim to avoid conflicts
  go-machine-image: &go_machine_image
    circleci/classic:201808-01
  go-machine-recent-image: &go_machine_recent_image
    ubuntu-1604:201903-01
  go-windows-image: &go_windows_image
    windows-server-2019-vs2019:stable

  # common references
  common_envs: &common_envs
    GOMAXPROCS: 1
    NOMAD_SLOW_TEST: 1
    GOTESTSUM_JUNITFILE: /tmp/test-reports/results.xml
    GOTESTSUM_JSONFILE: /tmp/test-reports/testjsonfile.json
    # disable implicit git paging.  CircleCI runs commands with in a tty
    # making git assume it's an interactive session.
    PAGER: cat
    GIT_PAGER: cat

commands:
  install-buf:
    steps:
      - run:
          name: install buf
          command: |
            sudo ./scripts/vagrant-linux-priv-buf.sh
  install-vault:
    parameters:
      version:
        type: string
        default: 1.2.4
    steps:
      - run:
          name: Install Vault
          command: |
            set -x

            case "${OSTYPE}" in
              linux*)  os="linux" ;;
              darwin*) os="darwin" ;;
              msys*)   os="windows" ;;
              *)       echo "unknown os: ${OSTYPE}"; exit 1 ;;
            esac

            curl -SL --fail -o /tmp/vault.zip https://releases.hashicorp.com/vault/"<< parameters.version >>"/vault_"<< parameters.version >>"_"${os}"_amd64.zip

            if [[ "${os}" != "windows" ]]; then
              sudo unzip -d /usr/local/bin /tmp/vault.zip
              rm -rf /tmp/vault*
            else
              rm -rf c:\Windows\vault.exe
              unzip /tmp/vault.zip -d "/c/Windows"
              rm -rf /tmp/vault*
            fi
  install-consul:
    parameters:
      version:
        type: string
        default: 1.8.3
    steps:
      - run:
          name: Install Consul << parameters.version >>
          command: |
            curl -SL --fail -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-golang:
    parameters:
      target_directory:
        type: string
        default: /usr/local
    steps:
      - run:
          name: Install golang
          command: |
            set -x

            echo installing golang ${GOLANG_VERSION}

            case "${OSTYPE}" in
              linux*)  os="linux" ;;
              darwin*) os="darwin" ;;
              msys*)   os="windows" ;;
              *)       echo "unknown os: ${OSTYPE}"; exit 1 ;;
            esac

            if [[ "${os}" != "windows" ]]
            then
              sudo rm -rf << parameters.target_directory >>/go
              sudo mkdir -p << parameters.target_directory >>
              curl -SL --fail -o /tmp/golang.tar.gz https://dl.google.com/go/go${GOLANG_VERSION}.${os}-amd64.tar.gz
              sudo tar -C << parameters.target_directory >> -xzf /tmp/golang.tar.gz
              rm -rf /tmp/golang.tar.gz
            else
              rm -rf << parameters.target_directory >>/go
              mkdir -p <<parameters.target_directory >>
              curl -SL --fail -o /tmp/go.zip https://dl.google.com/go/go${GOLANG_VERSION}.windows-amd64.zip
              unzip -q -o /tmp/go.zip -d << parameters.target_directory >>
              rm -rf /tmp/go.zip
            fi

  install-circleci-local-cli:
    parameters:
      version:
        type: string
        default: 0.1.5879

      sha256:
        type: string
        default: f178ea62c781aec06267017404f87983c87f171fd0e66ef3737916246ae66dd6
    steps:
      - run:
          name: Install CircleCI CLI << parameters.version >>
          command: |
            CCI_VERSION="<< parameters.version >>"
            CCI_SHA256="<< parameters.sha256 >>"

            URL="https://github.com/CircleCI-Public/circleci-cli/releases/download/v${CCI_VERSION}/circleci-cli_${CCI_VERSION}_linux_amd64.tar.gz"

            mkdir -p /tmp/circleci-cli/
            curl --fail --show-error --location \
              -o /tmp/circleci-cli/cli.tar.gz "${URL}"

            echo "$CCI_SHA256 /tmp/circleci-cli/cli.tar.gz" | sha256sum -c

            tar -xz --strip-components=1 \
              -C /tmp/circleci-cli \
              -f /tmp/circleci-cli/cli.tar.gz \
              "circleci-cli_${CCI_VERSION}_linux_amd64/circleci"

            sudo cp /tmp/circleci-cli/circleci /usr/bin/circleci-local-cli

            circleci-local-cli version
  run-tests:
    steps:
      - run:
          name: Running Nomad Tests
          no_output_timeout: 20m
          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

            if [ ! -z $GOTEST_MOD ]; then
              sudo -E PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make test-nomad-module
            else
              sudo -E PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make test-nomad
            fi

jobs:
  website-docker-image:
    docker:
      - image: docker.mirror.hashicorp.services/circleci/buildpack-deps
    shell: /usr/bin/env bash -euo pipefail -c
    steps:
      - checkout
      - run:
          name: Skip building if nothing changed
          command: |
            # There is an edge case that would cause an issue here - if dependencies are updated to an exact copy
            # of a previous version, for example if packge-lock.json is reverted, we need to manually push the new
            # image to the "latest" tag
            # Ignore job if running an enterprise build
            IMAGE_TAG=$(cat website/Dockerfile website/package-lock.json | sha256sum | awk '{print $1;}')
            echo "Using $IMAGE_TAG"

            if  [ "$CIRCLE_REPOSITORY_URL" != "git@github.com:hashicorp/nomad.git" ]; then
              echo "Not Nomad OSS Repo, not building website docker image"
              circleci-agent step halt
            elif curl https://hub.docker.com/v2/repositories/hashicorp/nomad-website/tags/$IMAGE_TAG -fsL > /dev/null; then
              echo "Dependencies have not changed, not building a new website docker image."
              circleci-agent step halt
            fi

      - setup_remote_docker
      - run:
          name: Build Docker Image
          command: |
            IMAGE_TAG=$(cat website/Dockerfile website/package-lock.json | sha256sum | awk '{print $1;}')
            echo "Using $IMAGE_TAG"

            cd website/
            docker build -t hashicorp/nomad-website:$IMAGE_TAG .
            docker tag hashicorp/nomad-website:$IMAGE_TAG hashicorp/nomad-website:latest
            docker login -u $WEBSITE_DOCKER_USER -p $WEBSITE_DOCKER_PASS
            docker push hashicorp/nomad-website

  test-windows:
    executor: go-windows

    steps:
      - run: git config --global core.autocrlf false
      - checkout
      - run:
          name: Setup
          command: |
            mkdir -p $GOBIN
            mkdir -p $GOTESTSUM_PATH
      - install-golang:
          target_directory: "c:"
      - run: go version
      - install-vault:
          version: $VAULT_VERSION
      - run: vault version
      - run: choco install make
      - run:
          name: Install golang dependencies
          command: |
            export PATH=$PATH:/c/go/bin:/c/gopath/bin
            make deps
      - run:
          name: Pre-download docker test image
          command: docker pull docker.mirror.hashicorp.services/hashicorpnomad/busybox-windows:server2016-0.1
      - run:
          name: Build nomad
          command: |
            export PATH=$PATH:/c/go/bin:/c/gopath/bin
            go build -o $GOBIN\nomad.exe
      - run:
          name: Run tests with gotestsum
          command: |
            # Only test docker driver tests for now
            export PATH=$PATH:/c/go/bin:/c/gopath/bin
            gotestsum --format=short-verbose \
              --junitfile $GOTESTSUM_PATH/results.xml \
              github.com/hashicorp/nomad/drivers/docker \
              github.com/hashicorp/nomad/client/lib/fifo \
              github.com/hashicorp/nomad/client/logmon

      - store_test_results:
          path: c:\tmp\test-reports
      - store_artifacts:
          path: c:\tmp\test-reports
  test-ui:
    docker:
      - image: docker.mirror.hashicorp.services/circleci/node:12-browsers
        environment:
          # See https://git.io/vdao3 for details.
          JOBS: 2
    steps:
      - checkout
      - restore_cache:
          keys:
            - v3-deps-{{ checksum "ui/yarn.lock" }}
      - run:
          name: yarn install
          command: cd ui && yarn install --frozen-lockfile
      - save_cache:
          key: v3-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: mkdir -p /tmp/test-reports && cd ui && yarn test
      - store_test_results:
          path: /tmp/test-reports
      - store_artifacts:
          path: /tmp/test-reports
  test-machine:
    executor: "<< parameters.executor >>"
    parameters:
      test_packages:
        type: string
        default: ""
      test_module:
        type: string
        default: ""
      exclude_packages:
        type: string
        default: ""
      executor:
        type: string
        default: "go-machine-recent"
      goarch:
        type: string
        default: "amd64"
    environment:
      GOTEST_PKGS_EXCLUDE: "<< parameters.exclude_packages >>"
      GOTEST_PKGS: "<< parameters.test_packages >>"
      GOTEST_MOD: "<< parameters.test_module >>"
      GOTESTARCH: "<< parameters.goarch >>"
    steps:
      - checkout
      - install-golang
      - install-buf
      - 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-e2e:
    executor: go
    steps:
      - checkout
      - run: apt-get update; apt-get install -y sudo unzip
      # e2e tests require privileged mount/umount permissions when running as root
      # TODO: switch to using machine executor and run as root to test e2e path
      - run:
          name: prepare non-root user
          command: |
            groupadd --gid 3434 circleci
            useradd --uid 3434 --gid circleci --shell /bin/bash --create-home circleci
            echo 'circleci ALL=NOPASSWD: ALL' >> /etc/sudoers.d/50-circleci
            echo 'Defaults    env_keep += "DEBIAN_FRONTEND"' >> /etc/sudoers.d/env_keep
            chown -R circleci:circleci /go

      - run: sudo -E -H -u circleci PATH=${PATH} make deps
      - run: sudo -E -H -u circleci PATH=${PATH} make integration-test
      - run: sudo -E -H -u circleci PATH=${PATH} make e2e-test
  test-container:
    executor: go
    parameters:
      test_packages:
        type: string
        default: ""
      exclude_packages:
        type: string
        default: ""
      goarch:
        type: string
        default: "amd64"
    environment:
      GOTEST_PKGS: "<< parameters.test_packages >>"
      GOTEST_PKGS_EXCLUDE: "<< parameters.exclude_packages >>"
      GOTESTARCH: "<< parameters.goarch >>"
    steps:
      - checkout
      - run: apt-get update; apt-get install -y shellcheck sudo unzip
      - run: make deps
      - install-buf
      - install-consul
      - install-vault
      - run-tests
      - store_test_results:
          path: /tmp/test-reports
      - store_artifacts:
          path: /tmp/test-reports
  lint-go:
    executor: go
    steps:
      - checkout
      - run: apt-get update; apt-get install -y shellcheck sudo unzip
      - install-buf
      - install-circleci-local-cli
      - run: make deps lint-deps
      - run: make check
      - run: make checkscripts
      - run: mkdir -p ui/dist && make generate-all static-assets
  build-darwin-binaries:
    executor: go-macos
    steps:
      - checkout
      - run:
          name: configure PATH
          command:
            echo 'export PATH="${GOPATH}/bin:${HOME}/goinstall/go/bin:$PATH"' >> ${BASH_ENV}

      - install-golang:
          target_directory: ~/goinstall
      - run: source ${BASH_ENV} && make deps
      - run: brew install protobuf
      - run: PATH="$GOPATH/bin:${HOME}/goinstall/go/bin:$PATH" make generate-structs

      - run:
          name: prepare ui cache
          command: git log -n 1 --pretty=format:%H ui > /tmp/ui-sha

      - restore_cache:
          name: restore compiled ui assets
          keys:
          - v1-binary-ui-assets-darwin-{{ checksum "/tmp/ui-sha" }}
      - run:
          name: prepare ui
          command: |
            if [[ -f ~/caches/ui-assets/bindata_assetfs.go ]]; then
              cp ~/caches/ui-assets/bindata_assetfs.go ./command/agent/bindata_assetfs.go
              exit 0
            fi

            ./scripts/vagrant-linux-unpriv-ui.sh

            export PATH="$GOPATH/bin:/usr/local/go/bin:$PATH"
            source ${BASH_ENV}
            . ~/.nvm/nvm.sh
            cd ui && yarn install --frozen-lockfile && cd ..
            JOBS=2 make ember-dist static-assets

            mkdir -p ~/caches/ui-assets
            cp ./command/agent/bindata_assetfs.go ~/caches/ui-assets/bindata_assetfs.go
      - save_cache:
          name: save compiled ui assets
          key: v1-binary-ui-assets-darwin-{{ checksum "/tmp/ui-sha" }}
          paths:
          - ~/caches/ui-assets
      - run:
          name: build binaries
          command: |
            source ${BASH_ENV}
            export GO_TAGS="ui $(grep -e '^GO_TAGS ?=' ./GNUmakefile | cut -d= -f2)"
            make pkg/darwin_amd64.zip
      - store_artifacts:
          path: pkg/darwin_amd64.zip
          destination: /builds/nomad_darwin_amd64.zip
  build-binaries:
    executor: go
    steps:
      - checkout
      - run: apt-get update; apt-get install -y sudo unzip zip
      - run: make deps
      - install-buf
      - run: sudo -E PATH="$GOPATH/bin:/usr/local/go/bin:$PATH" make generate-structs

      - run:
          name: prepare ui cache
          command: git log -n 1 --pretty=format:%H ui > /tmp/ui-sha

      - restore_cache:
          name: restore compiled ui assets
          keys:
          - v1-binary-ui-assets-linux-{{ checksum "/tmp/ui-sha" }}
      - run:
          name: prepare ui
          command: |
            if [[ -f /tmp/ui-assets/bindata_assetfs.go ]]; then
              cp /tmp/ui-assets/bindata_assetfs.go ./command/agent/bindata_assetfs.go
              exit 0
            fi

            ./scripts/vagrant-linux-unpriv-ui.sh

            export PATH="$HOME/.yarn/bin:$HOME/.config/yarn/global/node_modules/.bin:$PATH"
            export PATH="$GOPATH/bin:/usr/local/go/bin:$PATH"
            . ~/.nvm/nvm.sh
            cd ui && yarn install --frozen-lockfile && cd ..
            JOBS=2 make ember-dist static-assets

            mkdir -p /tmp/ui-assets
            cp ./command/agent/bindata_assetfs.go /tmp/ui-assets/bindata_assetfs.go

      - save_cache:
          name: save compiled ui assets
          key: v1-binary-ui-assets-linux-{{ checksum "/tmp/ui-sha" }}
          paths:
          - /tmp/ui-assets
      - run:
          name: build binaries
          command: |
            export GO_TAGS="ui $(grep -e '^GO_TAGS ?=' ./GNUmakefile | cut -d= -f2)"
            make pkg/windows_amd64.zip pkg/linux_amd64.zip
      - store_artifacts:
          path: pkg
          destination: /builds
      - store_artifacts:
          path: /tmp/ui-assets
          destination: /ui-assets
  algolia_index:
    docker:
      - image: docker.mirror.hashicorp.services/node:12
    steps:
      - checkout
      - run:
          name: Push content to Algolia Index
          command: |
            if  [ "$CIRCLE_REPOSITORY_URL" != "git@github.com:hashicorp/nomad.git" ]; then
              echo "Not Nomad OSS Repo, not indexing Algolia"
              exit 0
            fi

            cd website/
            npm install
            node scripts/index_search_content.js
executors:
  go:
    working_directory: /go/src/github.com/hashicorp/nomad
    docker:
      - image: docker.mirror.hashicorp.services/golang:1.15.6
    environment:
      <<: *common_envs
      GOPATH: /go

  go-machine:
    working_directory: ~/go/src/github.com/hashicorp/nomad
    machine:
      image: *go_machine_image
    environment: &machine_env
      <<: *common_envs
      GOPATH: /home/circleci/go
      GOLANG_VERSION: 1.15.6

  # 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: *go_machine_recent_image
    environment: *machine_env

  go-macos:
    working_directory: ~/go/src/github.com/hashicorp/nomad
    macos:
      xcode: 11.3.1
    environment:
      <<: *common_envs
      GOPATH: /Users/distiller/go
      GOLANG_VERSION: 1.15.6

  go-windows:
    machine:
      image: *go_windows_image
      resource_class: windows.medium
      shell: bash --login -eo pipefail
    working_directory: c:\gopath\src\github.com\hashicorp\nomad
    environment:
      GOPATH: c:\gopath
      GOBIN: c:\gopath\bin
      GOTESTSUM_PATH: c:\tmp\test-reports
      GOLANG_VERSION: 1.15.6
      GOTESTSUM_VERSION: 0.4.2
      VAULT_VERSION: 1.4.1

workflows:
  build-test:
    jobs:
      - build-binaries:
          # almost always build binaries as they may be needed
          # for e2e tests
          filters:
            branches:
              ignore:
                - stable-website
                - /^.-ui\b.*/

      - lint-go:
          # check branches are almost all the backend branches
          filters: &backend_check_branches_filter
            branches:
              ignore:
                - /^.-ui\b.*/
                - /^docs-.*/
                - stable-website

        # Note: comment-out this job in ENT
      - build-darwin-binaries:
          filters: *backend_check_branches_filter

      - test-e2e:
          filters: *backend_check_branches_filter

      - test-ui:
          filters:
            branches:
              ignore:
                - stable-website
                - /^docs-.*/
                - /^e2e-.*/

        # Note: comment-out this job in ENT
      - test-windows:
          filters:
            branches:
              ignore:
                - /^.-ui\b.*/
                - /^docs-.*/
                - /^e2e-.*/
                - stable-website

      - test-machine:
          name: "test-client"
          test_packages: "./client/..."
          # test branches are the branches that can impact unit tests
          filters: &backend_test_branches_filter
            branches:
              ignore:
                - /^.-ui\b.*/
                - /^docs-.*/
                - /^e2e-.*/
                - stable-website
      - test-machine:
          name: "test-nomad"
          test_packages: "./nomad/..."
          filters: *backend_test_branches_filter
      - test-machine:
          # API Tests run in a VM rather than container due to the FS tests
          # requiring `mount` priviliges.
          name: "test-api"
          test_module: "api"
          filters: *backend_test_branches_filter
      - test-container:
          name: "test-devices"
          test_packages: "./devices/..."
          filters: *backend_test_branches_filter
      - test-machine:
          name: "test-other"
          exclude_packages: "./api|./client|./drivers/docker|./drivers/exec|./drivers/shared/executor|./nomad|./devices|./e2e"
          filters: *backend_test_branches_filter
      - 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
          filters: *backend_test_branches_filter
      - test-machine:
          name: "test-exec"
          test_packages: "./drivers/exec"
          filters: *backend_test_branches_filter
      - test-machine:
          name: "test-shared-exec"
          test_packages: "./drivers/shared/executor"
          filters: *backend_test_branches_filter
      - test-machine:
          name: "test-32bit"
          # Currently we only explicitly test fingerprinting on 32bit
          # architectures.
          test_packages: "./client/fingerprint"
          goarch: "386"
          filters: *backend_test_branches_filter
  website:
    when:
      equal: [ "https://github.com/hashicorp/nomad", << pipeline.project.git_url >> ]
    jobs:
      - website-docker-image:
          context: static-sites
          filters:
            branches:
              only:
                - master

      - algolia_index:
          context: static-sites
          filters:
            branches:
              only:
                - stable-website