nixpkgs/pkgs/development/mobile/androidenv/emulate-app.nix

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{ composeAndroidPackages, stdenv, lib, runtimeShell }:
{ name, app ? null
, platformVersion ? "16", abiVersion ? "armeabi-v7a", systemImageType ? "default"
, enableGPU ? false, extraAVDFiles ? []
, package ? null, activity ? null
, avdHomeDir ? null, sdkExtraArgs ? {}
}:
let
sdkArgs = {
toolsVersion = "26.1.1";
platformVersions = [ platformVersion ];
includeEmulator = true;
includeSystemImages = true;
systemImageTypes = [ systemImageType ];
abiVersions = [ abiVersion ];
} // sdkExtraArgs;
sdk = (composeAndroidPackages sdkArgs).androidsdk;
in
stdenv.mkDerivation {
inherit name;
buildCommand = ''
mkdir -p $out/bin
cat > $out/bin/run-test-emulator << "EOF"
#!${runtimeShell} -e
# We need a TMPDIR
if [ "$TMPDIR" = "" ]
then
export TMPDIR=/tmp
fi
${if avdHomeDir == null then ''
# Store the virtual devices somewhere else, instead of polluting a user's HOME directory
export ANDROID_SDK_HOME=$(mktemp -d $TMPDIR/nix-android-vm-XXXX)
'' else ''
mkdir -p "${avdHomeDir}"
export ANDROID_SDK_HOME="${avdHomeDir}"
''}
# We need to specify the location of the Android SDK root folder
export ANDROID_SDK_ROOT=${sdk}/libexec/android-sdk
# We have to look for a free TCP port
echo "Looking for a free TCP port in range 5554-5584" >&2
for i in $(seq 5554 2 5584)
do
if [ -z "$(${sdk}/libexec/android-sdk/platform-tools/adb devices | grep emulator-$i)" ]
then
port=$i
break
fi
done
if [ -z "$port" ]
then
echo "Unfortunately, the emulator port space is exhausted!" >&2
exit 1
else
echo "We have a free TCP port: $port" >&2
fi
export ANDROID_SERIAL="emulator-$port"
# Create a virtual android device for testing if it does not exist
${sdk}/libexec/android-sdk/tools/bin/avdmanager list target
if [ "$(${sdk}/libexec/android-sdk/tools/android list avd | grep 'Name: device')" = "" ]
then
# Create a virtual android device
yes "" | ${sdk}/libexec/android-sdk/tools/bin/avdmanager create avd -n device -k "system-images;android-${platformVersion};${systemImageType};${abiVersion}" $NIX_ANDROID_AVD_FLAGS
${lib.optionalString enableGPU ''
# Enable GPU acceleration
echo "hw.gpu.enabled=yes" >> $ANDROID_SDK_HOME/.android/avd/device.avd/config.ini
''}
${lib.concatMapStrings (extraAVDFile: ''
ln -sf ${extraAVDFile} $ANDROID_SDK_HOME/.android/avd/device.avd
'') extraAVDFiles}
fi
# Launch the emulator
${sdk}/libexec/android-sdk/emulator/emulator -avd device -no-boot-anim -port $port $NIX_ANDROID_EMULATOR_FLAGS &
# Wait until the device has completely booted
echo "Waiting until the emulator has booted the device and the package manager is ready..." >&2
${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port wait-for-device
echo "Device state has been reached" >&2
while [ -z "$(${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port shell getprop dev.bootcomplete | grep 1)" ]
do
sleep 5
done
echo "dev.bootcomplete property is 1" >&2
#while [ -z "$(${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port shell getprop sys.boot_completed | grep 1)" ]
#do
#sleep 5
#done
#echo "sys.boot_completed property is 1" >&2
echo "ready" >&2
${lib.optionalString (app != null) ''
# Install the App through the debugger, if it has not been installed yet
if [ -z "${package}" ] || [ "$(${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port shell pm list packages | grep package:${package})" = "" ]
then
if [ -d "${app}" ]
then
appPath="$(echo ${app}/*.apk)"
else
appPath="${app}"
fi
${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port install "$appPath"
fi
# Start the application
${lib.optionalString (package != null && activity != null) ''
${sdk}/libexec/android-sdk/platform-tools/adb -s emulator-$port shell am start -a android.intent.action.MAIN -n ${package}/${activity}
''}
''}
EOF
chmod +x $out/bin/run-test-emulator
'';
}