travis_scripts/trigger-dockerhub.sh

   1 #!/bin/bash
   2
   3 set -e
   4
   5 # the Docker Hub API endpoint
   6 dockerapi="https://registry.hub.docker.com/u/bioperl/bioperl/trigger"
   7
   8 ## Travis runs a build for several versions of Perl, but we want to
   9 ## trigger only for the same version of Perl as is running in the
  10 ## Docker container
  11 docker_perl="5.18"
  12
  13 if [[ ${TRAVIS_PERL_VERSION:0:4} != "$docker_perl" ]] ; then
  14     echo "Triggering Docker Hub only for Perl $docker_perl, not $TRAVIS_PERL_VERSION"
  15     exit 0
  16 fi
  17
  18 if [[ "$TRAVIS_PULL_REQUEST" != "false" ]] ; then
  19     echo "Not triggering Docker Hub for pull requests."
  20     exit 0
  21 fi
  22
  23 if [[ -z "$DOCKERHUB_TOKEN" ]] ; then
  24     echo "No API token for Docker Hub, add to repository settings."
  25     exit 1
  26 fi
  27
  28 ## Should check for tag names that indicate release candidates rather
  29 ## than release names, and then skip those.
  30 ## However, this is already taken care of by the regular expression
  31 ## for whitelisting branches.
  32
  33 if [[ -n "$TRAVIS_TAG" && "$TRAVIS_TAG" != "false" ]] ; then
  34     # if we are building a whitelisted tag, we trigger the stable image
  35     echo "Triggering rebuild of Docker image bioperl/bioperl:stable"
  36     curl -H "Content-Type: application/json" \
  37          --data '{"docker_tag": "stable"}' \
  38          -X POST $dockerapi/$DOCKERHUB_TOKEN/
  39 elif [[ "$TRAVIS_BRANCH" != "master" ]] ; then
  40     # if someone were to create a branch that matches the whitelisting
  41     # pattern, we skip that here, and only trigger on master
  42     echo "Not triggering Docker Hub for branches other than master"
  43 else
  44     # not a pull request, not a tag, and the branch is master
  45     echo "Triggering rebuild of Docker image bioperl/bioperl:latest"
  46     curl -H "Content-Type: application/json" \
  47          --data '{"docker_tag": "latest"}' \
  48          -X POST $dockerapi/$DOCKERHUB_TOKEN/
  49 fi