First Test

.gitignore

+.idea
\ No newline at end of file

.gitlab-ci.yml

+image: docker:git
+
+services:
+- docker:dind
+
+stages:
+- build
+- test
+- release
+
+variables:
+  TEST_IMAGE: briar/ci-image-android:${CI_BUILD_REF_NAME}
+  RELEASE_IMAGE: briar/ci-image-android:latest
+
+before_script:
+  - echo ${DOCKER_HUB_PASS} | docker login -u ${DOCKER_HUB_USER} --password-stdin
+
+build:
+  stage: build
+  script:
+    - docker build -t ${TEST_IMAGE} .
+    - docker push $TEST_IMAGE
+
+test:
+  stage: test
+  script:
+    - git clone --depth 1 https://code.briarproject.org/akwizgran/briar.git briar
+    - pwd
+    - ls -la
+    - ls -la briar
+    - cd briar
+    - pwd
+    - ./gradlew --no-daemon test
+
+release:
+  stage: release
+  script:
+    - docker pull $TEST_IMAGE
+    - docker tag $TEST_IMAGE $RELEASE_IMAGE
+    - docker push $RELEASE_IMAGE
+  only:
+    - master
+    - tags

Dockerfile

+FROM debian:stretch
+
+ENV LANG=C.UTF-8
+ENV DEBIAN_FRONTEND=noninteractive
+ENV ANDROID_HOME=/opt/android-sdk
+
+ADD install.sh ./
+
+RUN ./install.sh
+
+CMD ./reproduce.py

README.md

+# Briar CI Docker Image for Android
+
+This is the docker image used for the CI of the Briar Android app

install.sh

+#!/usr/bin/env bash
+set -e
+set -x
+
+###############
+# Debian Part #
+###############
+
+# do not install documentation to keep image small
+echo "path-exclude=/usr/share/locale/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc
+echo "path-exclude=/usr/share/man/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc
+echo "path-exclude=/usr/share/doc/*" >> /etc/dpkg/dpkg.cfg.d/01_nodoc
+
+# update package sources
+apt-get update
+apt-get -y upgrade
+
+# install Debian packages
+apt-get install -y --no-install-recommends \
+	bash \
+	git \
+	default-jdk-headless \
+	unzip \
+	wget
+
+# clean up for smaller image size
+apt-get -y autoremove --purge
+apt-get clean
+rm -rf /var/lib/apt/lists/*
+
+################
+# Android Part #
+################
+
+# Install Android SDK Manager (tools 26.1.1)
+wget --no-verbose -O tools.zip https://dl.google.com/android/repository/sdk-tools-linux-3859397.zip
+unzip tools.zip
+rm tools.zip
+mkdir ${ANDROID_HOME}
+mv tools ${ANDROID_HOME}/
+
+# Accept all those nasty EULAs
+mkdir -p ${ANDROID_HOME}/licenses/
+printf "\n8933bad161af4178b1185d1a37fbf41ea5269c55\nd56f5187479451eabf01fb78af6dfcb131a6481e" > ${ANDROID_HOME}/licenses/android-sdk-license
+printf "\n84831b9409646a918e30573bab4c9c91346d8abd" > ${ANDROID_HOME}/licenses/android-sdk-preview-license
+printf "\n79120722343a6f314e0719f863036c702b0e6b2a\n84831b9409646a918e30573bab4c9c91346d8abd" > ${ANDROID_HOME}/licenses/android-sdk-preview-license-old
+
+# Install platform-tools, build-tools and platform to prevent re-download each time
+mkdir /root/.android
+touch /root/.android/repositories.cfg
+echo y | $ANDROID_HOME/tools/bin/sdkmanager "platform-tools"
+echo y | $ANDROID_HOME/tools/bin/sdkmanager "build-tools;27.0.3"
+echo y | $ANDROID_HOME/tools/bin/sdkmanager "platforms;android-27"