Tools

Author: Iain Connor

Dockerfile

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+# Inspired by:
+# https://github.com/jangrewe/gitlab-ci-android/blob/master/Dockerfile
+# https://github.com/51systems/gitlab-ci-android/blob/master/Dockerfile
+# https://github.com/reddit/docker-android-build/blob/master/Dockerfile
+
+FROM ubuntu:16.04
+MAINTAINER Iain Connor <[email protected]>
+
+ENV DEBIAN_FRONTEND noninteractive
+
+ENV VERSION_SDK_TOOLS "25.1.7"
+ENV VERSION_BUILD_TOOLS "24.0.2"
+ENV VERSION_TARGET_SDK "24"
+
+ENV ANDROID_HOME "/sdk"
+ENV PATH "$PATH:${ANDROID_HOME}/tools:${ANDROID_HOME}/platform-tools"
+
+# Install dependencies
+
+RUN apt-get -qq update && \
+    apt-get install -qqy --no-install-recommends \
+        curl \
+        html2text \
+        openjdk-8-jdk \
+        libc6-i386 \
+        lib32stdc++6 \
+        lib32gcc1 \
+        lib32ncurses5 \
+        lib32z1 \
+        unzip \
+        wget \
+        build-essential \
+        expect \
+        file \
+        libmagic1
+    && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
+
+# Fix certificates
+
+RUN rm -f /etc/ssl/certs/java/cacerts; \
+    /var/lib/dpkg/info/ca-certificates-java.postinst configure
+
+# Install the SDK tools
+
+ADD http://dl.google.com/android/repository/tools_r${VERSION_SDK_TOOLS}-linux.zip /tools.zip
+RUN unzip /tools.zip -d /${ANDROID_HOME} && \
+    rm -v /tools.zip
+
+# Install our helpers
+
+COPY tools /usr/local/bin/tools
+RUN chmod +x /usr/local/bin/tools/agree-to-licenses.sh
+RUN chmod +x /usr/local/bin/tools/wait-for-emulator.sh
+
+# And use them to install Android dependencies
+
+RUN ["/opt/tools/android-accept-licenses.sh", "android update sdk --all --no-ui --filter \
+     platform-tools, \
+     android-${VERSION_TARGET_SDK}, \
+     build-tools-${VERSION_BUILD_TOOLS}, \
+     sys-img-armeabi-v7a-google_apis-${VERSION_TARGET_SDK}, \
+     extra-android-m2repository, \
+     extra-google-m2repository, \
+     extra-android-support, \
+     extra-google-google_play_services"]
+
+# Create emulator
+
+RUN echo "no" | android create avd \
+                --force \
+                --device "Nexus 5" \
+                --name nexus5_${VERSION_TARGET_SDK} \
+                --target android-${VERSION_TARGET_SDK} \
+                --abi google_apis/armeabi-v7a \
+                --skin WVGA800 \
+                --sdcard 512M
+
+# Boot up the emulator
+
+RUN ["/bin/bash", "-c", "SHELL=/bin/bash emulator -avd nexus5_${VERSION_TARGET_SDK} -no-skin -no-audio -no-window & /usr/local/bin/tools/wait-for-emulator.sh"]
+RUN adb wait-for-device
+RUN android-start-emulator nexus5_${VERSION_TARGET_SDK} && adb -s emulator-5554 emu kill

tools/agree-to-licenses.sh

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+#!/usr/bin/env bash
+
+set timeout 1800
+set cmd [lindex $argv 0]
+set licenses [lindex $argv 1]
+
+spawn {*}$cmd
+expect {
+  "Do you accept the license '*'*" {
+        exp_send "y\r"
+        exp_continue
+  }
+  eof
+}

tools/wait-for-emulator.sh

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+#!/usr/bin/env bash
+
+set +e
+
+bootanim=""
+failcounter=0
+timeout_in_sec=360
+
+until [[ "$bootanim" =~ "stopped" ]]; do
+  bootanim=`adb -e shell getprop init.svc.bootanim 2>&1 &`
+  if [[ "$bootanim" =~ "device not found" || "$bootanim" =~ "device offline"
+    || "$bootanim" =~ "running" ]]; then
+    let "failcounter += 1"
+    echo "Waiting for emulator to start"
+    if [[ $failcounter -gt timeout_in_sec ]]; then
+      echo "Timeout ($timeout_in_sec seconds) reached; failed to start emulator"
+      exit 1
+    fi
+  fi
+  sleep 1
+done