.travis.yml

dist: trusty
sudo: required

language: python
python:
  - "2.7"
  - "3.6"

os:
  - linux

branches:
  only:
    - master
    - /^\d+\.\d+(\.\d+)?(-\S*)?$/

env:
  # Keep the BAZEL version in sync with one in
  # https://github.com/tensorflow/tensorboard/blob/master/.travis.yml
  - NAME=greeter_plugin BAZEL=0.16.1 TF=NIGHTLY
  - NAME=greeter_tensorboard BAZEL=0.16.1 TF=NIGHTLY

cache:
  directories:
    - $HOME/.bazel-output-base

before_install:
  - wget -t 3 -O bazel https://mirror.bazel.build/github.com/bazelbuild/bazel/releases/download/${BAZEL}/bazel-${BAZEL}-linux-x86_64
  - chmod +x bazel
  - sudo mv bazel /usr/local/bin

  # Storing build artifacts in this directory helps Travis cache them. This
  # will sometimes cut latency in half, when we're lucky.
  - echo "startup --output_base=${HOME}/.bazel-output-base" >>~/.bazelrc

  # Travis Trusty Sudo GCE VMs have 2 cores and 7.5 GB RAM. These settings
  # help Bazel go faster and not OOM the system.
  - echo "startup --host_jvm_args=-Xms500m" >>~/.bazelrc
  - echo "startup --host_jvm_args=-Xmx500m" >>~/.bazelrc
  - echo "startup --host_jvm_args=-XX:-UseParallelGC" >>~/.bazelrc
  - echo "build --local_resources=400,2,1.0" >>~/.bazelrc
  - echo "build --worker_max_instances=2" >>~/.bazelrc

  # Make Bazel as strict as possible, so TensorBoard will build correctly
  # for users, regardless of their Bazel configuration.
  - echo "build --worker_verbose" >>~/.bazelrc
  - echo "build --worker_sandboxing" >>~/.bazelrc
  - echo "build --spawn_strategy=sandboxed" >>~/.bazelrc
  - echo "build --genrule_strategy=sandboxed" >>~/.bazelrc
  - echo "test --test_verbose_timeout_warnings" >>~/.bazelrc

  # It's helpful to see the errors on failure.
  - echo "build --verbose_failures" >>~/.bazelrc
  - echo "test --test_output=errors" >>~/.bazelrc

install:
  - pip install futures==3.1.1
  - pip install grpcio==1.6.3
  - pip install mock==2.0.0
  - |
    # Install TensorFlow
    case "${TF}" in
      RELEASE)
        pip install -I tensorflow
        ;;
      NIGHTLY)
        pip install -I tf-nightly
        ;;
      *)
        pip install -I tensorflow=="${TF}"
        ;;
    esac

script:
  - |
    bazel build "//${NAME}/..."

  # TODO(@jart): Uncomment when tests are added.
  # - |
  #   bazel test "//${NAME}/..."


before_cache:
  - |
    find "${HOME}/.bazel-output-base" \
      -name \*.runfiles -print0 \
      -or -name \*.tar.gz -print0 \
      -or -name \*-execroot.json -print0 \
      -or -name \*-tsc.json -print0 \
      -or -name \*-params.pbtxt -print0 \
      -or -name \*-args.txt -print0 \
      -or -name \*.runfiles_manifest -print0 \
      -or -name \*.server_params.pbtxt -print0 \
      | xargs -0 rm -rf

notifications:
  email: false