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ci: save the emulator state when the Android e2e job fails #1359

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plum117 merged 2 commits into from
Oct 18, 2026
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ci: save the emulator state when the Android e2e job fails #1359

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ci: save the emulator state when the Android e2e job fails
plum117 Oct 18, 2026
36b8f89
ci: do not let a failed mkdir of the device logs stop the cleanup
plum117 Oct 18, 2026
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20 changes: 20 additions & 0 deletions .github/scripts/android-emulator-e2e.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -16,7 +16,27 @@ mkdir -p logs
appium --port 4723 --allow-insecure 'uiautomator2:chromedriver_autodownload' > logs/appium.log 2>&1 &
APPIUM_PID=$!

# The Appium log does not show the state of the device, for example when the screen stays black and taps and key events
# fail for the whole job. Save it in logs/ (uploaded when the job fails) before the action stops the emulator.
save_device_state() {
# A failure here must not stop the cleanup (set -e also applies in the EXIT trap)
mkdir -p logs/device || return 0
echo "::group::Save the device state"
timeout 30 adb exec-out screencap -p > logs/device/screen.png || true
timeout 60 adb logcat -d -v threadtime > logs/device/logcat.txt || true
local dumps=('window windows' 'activity activities' 'input' 'power' 'display' 'SurfaceFlinger')
for dump in "${dumps[@]}"; do
# shellcheck disable=SC2086 # split the service name from its arguments
timeout 30 adb shell dumpsys $dump > "logs/device/dumpsys-${dump%% *}.txt" 2>&1 || true
done
echo "::endgroup::"
}

cleanup() {
local status=$?
if [ "$status" -ne 0 ]; then
save_device_state
fi
kill "$APPIUM_PID" 2> /dev/null || true
# When the action stops the emulator, it waits for all emulator processes, but the emulator leaves its
# crashpad_handler processes running, so the job hangs (ReactiveCircus/android-emulator-runner#385).
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