move testing to docker

.travis.yml

@@ -1,21 +1,17 @@
 ---
-sudo: false
-language: ruby
-cache: bundler
+sudo: required
+services: docker
+addons:
+ apt:
+ packages:
+ - docker-ce
 matrix:
  include:
- - rvm: jruby-9.1.13.0
- env: LOGSTASH_BRANCH=master
- - rvm: jruby-9.1.13.0
- env: LOGSTASH_BRANCH=7.0
- - rvm: jruby-9.1.13.0
- env: LOGSTASH_BRANCH=6.7
- - rvm: jruby-9.1.13.0
- env: LOGSTASH_BRANCH=6.6
- - rvm: jruby-1.7.27
- env: LOGSTASH_BRANCH=5.6
+ - env: ELASTIC_STACK_VERSION=8.x SNAPSHOT=true
+ - env: ELASTIC_STACK_VERSION=7.x SNAPSHOT=true
+ - env: ELASTIC_STACK_VERSION=7.x
+ - env: ELASTIC_STACK_VERSION=6.x
+ - env: ELASTIC_STACK_VERSION=5.x
  fast_finish: true
-install: true
-script: ci/build.sh
-jdk: oraclejdk8
-before_install: gem install bundler -v '< 2'
+install: ci/unit/docker-setup.sh
+script: ci/unit/docker-run.sh

Gemfile

@@ -9,3 +9,7 @@ if Dir.exist?(logstash_path) && use_logstash_source
  gem 'logstash-core', :path => "#{logstash_path}/logstash-core"
  gem 'logstash-core-plugin-api', :path => "#{logstash_path}/logstash-core-plugin-api"
 end
+
+if RUBY_VERSION == "1.9.3"
+ gem 'rake', '12.2.1'
+end

ci/unit/Dockerfile

@@ -0,0 +1,11 @@
+ARG ELASTIC_STACK_VERSION
+FROM docker.elastic.co/logstash/logstash:$ELASTIC_STACK_VERSION
+COPY --chown=logstash:logstash Gemfile /usr/share/plugins/plugin/Gemfile
+COPY --chown=logstash:logstash *.gemspec /usr/share/plugins/plugin/
+RUN cp /usr/share/logstash/logstash-core/versions-gem-copy.yml /usr/share/logstash/versions.yml
+ENV PATH="${PATH}:/usr/share/logstash/vendor/jruby/bin"
+ENV LOGSTASH_SOURCE="1"
+RUN gem install bundler -v '< 2'
+WORKDIR /usr/share/plugins/plugin
+RUN bundle install
+COPY --chown=logstash:logstash . /usr/share/plugins/plugin

ci/unit/docker-compose.yml

@@ -0,0 +1,17 @@
+version: '3'
+
+# run tests: cd ci/unit; docker-compose up --build --force-recreate
+# manual: cd ci/unit; docker-compose run logstash bash
+services:
+
+ logstash:
+ build:
+ context: ../../
+ dockerfile: ci/unit/Dockerfile
+ args:
+ - ELASTIC_STACK_VERSION=$ELASTIC_STACK_VERSION
+ command: /usr/share/plugins/plugin/ci/unit/run.sh
+ environment:
+ LS_JAVA_OPTS: "-Xmx256m -Xms256m"
+ LOGSTASH_SOURCE: 1
+ tty: true

ci/unit/docker-run.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+# This is intended to be run inside the docker container as the command of the docker-compose.
+set -ex
+docker-compose -f ci/unit/docker-compose.yml up --exit-code-from logstash

ci/unit/docker-setup.sh

@@ -0,0 +1,52 @@
+#!/bin/bash
+
+# This is intended to be run the plugin's root directory. `ci/unit/docker-test.sh`
+# Ensure you have Docker installed locally and set the ELASTIC_STACK_VERSION environment variable.
+set -e
+
+VERSION_URL="https://raw.githubusercontent.com/elastic/logstash/master/ci/logstash_releases.json"
+
+if [ -z "${ELASTIC_STACK_VERSION}" ]; then
+ echo "Please set the ELASTIC_STACK_VERSION environment variable"
+ echo "For example: export ELASTIC_STACK_VERSION=6.2.4"
+ exit 1
+fi
+
+echo "Fetching versions from $VERSION_URL"
+VERSIONS=$(curl $VERSION_URL)
+
+if [[ "$SNAPSHOT" = "true" ]]; then
+ ELASTIC_STACK_RETRIEVED_VERSION=$(echo $VERSIONS | jq '.snapshots."'"$ELASTIC_STACK_VERSION"'"')
+ echo $ELASTIC_STACK_RETRIEVED_VERSION
+else
+ ELASTIC_STACK_RETRIEVED_VERSION=$(echo $VERSIONS | jq '.releases."'"$ELASTIC_STACK_VERSION"'"')
+fi
+
+if [[ "$ELASTIC_STACK_RETRIEVED_VERSION" != "null" ]]; then
+ # remove starting and trailing double quotes
+ ELASTIC_STACK_RETRIEVED_VERSION="${ELASTIC_STACK_RETRIEVED_VERSION%\"}"
+ ELASTIC_STACK_RETRIEVED_VERSION="${ELASTIC_STACK_RETRIEVED_VERSION#\"}"
+ echo "Translated $ELASTIC_STACK_VERSION to ${ELASTIC_STACK_RETRIEVED_VERSION}"
+ export ELASTIC_STACK_VERSION=$ELASTIC_STACK_RETRIEVED_VERSION
+fi
+
+echo "Testing against version: $ELASTIC_STACK_VERSION"
+
+if [[ "$ELASTIC_STACK_VERSION" = *"-SNAPSHOT" ]]; then
+ cd /tmp
+ wget https://snapshots.elastic.co/docker/logstash-"$ELASTIC_STACK_VERSION".tar.gz
+ tar xfvz logstash-"$ELASTIC_STACK_VERSION".tar.gz repositories
+ echo "Loading docker image: "
+ cat repositories
+ docker load < logstash-"$ELASTIC_STACK_VERSION".tar.gz
+ rm logstash-"$ELASTIC_STACK_VERSION".tar.gz
+ cd -
+fi
+
+if [ -f Gemfile.lock ]; then
+ rm Gemfile.lock
+fi
+
+docker-compose -f ci/unit/docker-compose.yml down
+docker-compose -f ci/unit/docker-compose.yml build
+#docker-compose -f ci/unit/docker-compose.yml up --exit-code-from logstash --force-recreate

ci/unit/run.sh

@@ -0,0 +1,7 @@
+#!/bin/bash
+
+# This is intended to be run inside the docker container as the command of the docker-compose.
+set -ex
+
+#bundle exec rspec -fd --pattern spec/**/*_spec.rb,spec/**/*_specs.rb
+bundle exec rspec -fd