Merge "Ensure userspace reboot is supported before logging" into rvc-dev am:... (92e92747) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/UserspaceRebootLogger.java

+29 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,7 @@ import static com.android.internal.util.FrameworkStatsLog.USERSPACE_REBOOT_REPOR
		import static com.android.internal.util.FrameworkStatsLog.USERSPACE_REBOOT_REPORTED__USER_ENCRYPTION_STATE__LOCKED;
		import static com.android.internal.util.FrameworkStatsLog.USERSPACE_REBOOT_REPORTED__USER_ENCRYPTION_STATE__UNLOCKED;

		import android.os.PowerManager;
		import android.os.SystemClock;
		import android.os.SystemProperties;
		import android.text.TextUtils;
		@@ -53,8 +54,15 @@ public final class UserspaceRebootLogger {
		/**
		* Modifies internal state to note that {@code UserspaceRebootReported} atom needs to be
		* logged on the next successful boot.
		*
		* <p>This call should only be made on devices supporting userspace reboot.
		*/
		public static void noteUserspaceRebootWasRequested() {
		if (!PowerManager.isRebootingUserspaceSupportedImpl()) {
		Slog.wtf(TAG, "Userspace reboot is not supported.");
		return;
		}

		SystemProperties.set(USERSPACE_REBOOT_SHOULD_LOG_PROPERTY, "1");
		SystemProperties.set(USERSPACE_REBOOT_LAST_STARTED_PROPERTY,
		String.valueOf(SystemClock.elapsedRealtime()));
		@@ -64,16 +72,30 @@ public final class UserspaceRebootLogger {
		* Updates internal state on boot after successful userspace reboot.
		*
		* <p>Should be called right before framework sets {@code sys.boot_completed} property.
		*
		* <p>This call should only be made on devices supporting userspace reboot.
		*/
		public static void noteUserspaceRebootSuccess() {
		if (!PowerManager.isRebootingUserspaceSupportedImpl()) {
		Slog.wtf(TAG, "Userspace reboot is not supported.");
		return;
		}

		SystemProperties.set(USERSPACE_REBOOT_LAST_FINISHED_PROPERTY,
		String.valueOf(SystemClock.elapsedRealtime()));
		}

		/**
		* Returns {@code true} if {@code UserspaceRebootReported} atom should be logged.
		*
		* <p>This call should only be made on devices supporting userspace reboot.
		*/
		public static boolean shouldLogUserspaceRebootEvent() {
		if (!PowerManager.isRebootingUserspaceSupportedImpl()) {
		Slog.wtf(TAG, "Userspace reboot is not supported.");
		return false;
		}

		return SystemProperties.getBoolean(USERSPACE_REBOOT_SHOULD_LOG_PROPERTY, false);
		}

		@@ -83,8 +105,15 @@ public final class UserspaceRebootLogger {
		* <p>Should be called in the end of {@link
		* com.android.server.am.ActivityManagerService#finishBooting()} method, after framework have
		* tried to proactivelly unlock storage of the primary user.
		*
		* <p>This call should only be made on devices supporting userspace reboot.
		*/
		public static void logEventAsync(boolean userUnlocked, Executor executor) {
		if (!PowerManager.isRebootingUserspaceSupportedImpl()) {
		Slog.wtf(TAG, "Userspace reboot is not supported.");
		return;
		}

		final int outcome = computeOutcome();
		final long durationMillis;
		if (outcome == USERSPACE_REBOOT_REPORTED__OUTCOME__SUCCESS) {