ceph/src/jaegertracing/thrift/build/docker/refresh.sh

   1 #!/bin/bash
   2 #
   3 # Licensed to the Apache Software Foundation (ASF) under one
   4 # or more contributor license agreements. See the NOTICE file
   5 # distributed with this work for additional information
   6 # regarding copyright ownership. The ASF licenses this file
   7 # to you under the Apache License, Version 2.0 (the
   8 # "License"); you may not use this file except in compliance
   9 # with the License. You may obtain a copy of the License at
  10 #
  11 #   http://www.apache.org/licenses/LICENSE-2.0
  12 #
  13 # Unless required by applicable law or agreed to in writing,
  14 # software distributed under the License is distributed on an
  15 # "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  16 # KIND, either express or implied. See the License for the
  17 # specific language governing permissions and limitations
  18 # under the License.
  19 #
  20
  21 #
  22 # The build has two stages: "docker" and "test"
  23 # The "docker" stage is meant to rebuild the docker images
  24 #   if needed.  If we cannot push that result however then
  25 #   there is no reason to do anything.
  26 # The "test" stage is an actual test job.  Even if the docker
  27 #   image doesn't match what's in the repo, we still build
  28 #   the image so the build job can run properly.
  29 #
  30
  31 set -e
  32
  33 SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
  34 DOCKER_TAG=$DOCKER_REPO:$DISTRO
  35
  36 function dockerfile_changed {
  37   # image may not exist yet, so we have to let it fail silently:
  38   docker pull $DOCKER_TAG || true
  39   docker run $DOCKER_TAG bash -c 'cd .. && sha512sum Dockerfile' > .Dockerfile.sha512
  40   sha512sum -c .Dockerfile.sha512
  41 }
  42
  43 #
  44 # If this build has no DOCKER_PASS and it is in the docker stage
  45 # then there's no reason to do any processing because we cannot
  46 # push the result if the Dockerfile changed.
  47 #
  48
  49 if [[ "$TRAVIS_BUILD_STAGE" == "docker" ]] && [[ -z "$DOCKER_PASS" ]]; then
  50   echo Detected docker stage build and no defined DOCKER_PASS, this build job will be skipped.
  51   echo Subsequent jobs in the test stage may each rebuild the docker image.
  52   exit 0
  53 fi
  54
  55
  56 pushd ${SCRIPT_DIR}/$DISTRO
  57 if dockerfile_changed; then
  58   echo Dockerfile has not changed.  No need to rebuild.
  59   exit 0
  60 else
  61   echo Dockerfile has changed.
  62 fi
  63 popd
  64
  65 #
  66 # Dockerfile has changed - rebuild it for the current build job.
  67 # If it is a "docker" stage build then we want to push it back
  68 # to the DOCKER_REPO.  If it is a "test" stage build then we do
  69 # not.  If nobody defined a DOCKER_PASS then it doesn't matter.
  70 #
  71
  72 echo Rebuilding docker image $DISTRO
  73 docker build --tag $DOCKER_TAG build/docker/$DISTRO
  74
  75 if [[ "$TRAVIS_BUILD_STAGE" == "docker" ]] && [[ ! -z "$DOCKER_USER" ]] && [[ ! -z "$DOCKER_PASS" ]]; then
  76   echo Pushing docker image $DOCKER_TAG
  77   docker login -u $DOCKER_USER -p $DOCKER_PASS
  78   docker push $DOCKER_TAG
  79 else
  80   echo Not pushing docker image: either not a docker stage build job, or one of DOCKER_USER or DOCKER_PASS is undefined.
  81 fi
  82