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-rw-r--r--core/java/android/os/IUserManager.aidl2
-rw-r--r--core/java/android/os/UserManager.java28
-rw-r--r--services/core/java/com/android/server/pm/UserManagerService.java104
3 files changed, 116 insertions, 18 deletions
diff --git a/core/java/android/os/IUserManager.aidl b/core/java/android/os/IUserManager.aidl
index f643c578ebe7..01d6b022043f 100644
--- a/core/java/android/os/IUserManager.aidl
+++ b/core/java/android/os/IUserManager.aidl
@@ -98,4 +98,6 @@ interface IUserManager {
boolean isUserNameSet(int userHandle);
boolean hasRestrictedProfiles();
boolean trySetQuietModeEnabled(String callingPackage, boolean enableQuietMode, int userHandle, in IntentSender target);
+ long getUserStartRealtime();
+ long getUserUnlockRealtime();
}
diff --git a/core/java/android/os/UserManager.java b/core/java/android/os/UserManager.java
index 38993b71a31d..44238df108cf 100644
--- a/core/java/android/os/UserManager.java
+++ b/core/java/android/os/UserManager.java
@@ -1392,6 +1392,34 @@ public class UserManager {
}
/**
+ * Return the time when the calling user started in elapsed milliseconds since boot,
+ * or 0 if not started.
+ *
+ * @hide
+ */
+ public long getUserStartRealtime() {
+ try {
+ return mService.getUserStartRealtime();
+ } catch (RemoteException re) {
+ throw re.rethrowFromSystemServer();
+ }
+ }
+
+ /**
+ * Return the time when the calling user was unlocked elapsed milliseconds since boot,
+ * or 0 if not unlocked.
+ *
+ * @hide
+ */
+ public long getUserUnlockRealtime() {
+ try {
+ return mService.getUserUnlockRealtime();
+ } catch (RemoteException re) {
+ throw re.rethrowFromSystemServer();
+ }
+ }
+
+ /**
* Returns the UserInfo object describing a specific user.
* Requires {@link android.Manifest.permission#MANAGE_USERS} permission.
* @param userHandle the user handle of the user whose information is being requested.
diff --git a/services/core/java/com/android/server/pm/UserManagerService.java b/services/core/java/com/android/server/pm/UserManagerService.java
index c3dce3133026..7d575668da94 100644
--- a/services/core/java/com/android/server/pm/UserManagerService.java
+++ b/services/core/java/com/android/server/pm/UserManagerService.java
@@ -63,6 +63,7 @@ import android.os.SELinux;
import android.os.ServiceManager;
import android.os.ShellCallback;
import android.os.ShellCommand;
+import android.os.SystemClock;
import android.os.SystemProperties;
import android.os.UserHandle;
import android.os.UserManager;
@@ -79,6 +80,7 @@ import android.util.Slog;
import android.util.SparseArray;
import android.util.SparseBooleanArray;
import android.util.SparseIntArray;
+import android.util.SparseLongArray;
import android.util.TimeUtils;
import android.util.Xml;
@@ -241,8 +243,7 @@ public class UserManagerService extends IUserManager.Stub {
private static final IBinder mUserRestriconToken = new Binder();
/**
- * User-related information that is used for persisting to flash. Only UserInfo is
- * directly exposed to other system apps.
+ * Internal non-parcelable wrapper for UserInfo that is not exposed to other system apps.
*/
@VisibleForTesting
static class UserData {
@@ -260,6 +261,12 @@ public class UserManagerService extends IUserManager.Stub {
// Whether to perist the seed account information to be available after a boot
boolean persistSeedData;
+ /** Elapsed realtime since boot when the user started. */
+ long startRealtime;
+
+ /** Elapsed realtime since boot when the user was unlocked. */
+ long unlockRealtime;
+
void clearSeedAccountData() {
seedAccountName = null;
seedAccountType = null;
@@ -453,6 +460,37 @@ public class UserManagerService extends IUserManager.Stub {
mUms.cleanupPartialUsers();
}
}
+
+ @Override
+ public void onStartUser(int userHandle) {
+ synchronized (mUms.mUsersLock) {
+ final UserData user = mUms.getUserDataLU(userHandle);
+ if (user != null) {
+ user.startRealtime = SystemClock.elapsedRealtime();
+ }
+ }
+ }
+
+ @Override
+ public void onUnlockUser(int userHandle) {
+ synchronized (mUms.mUsersLock) {
+ final UserData user = mUms.getUserDataLU(userHandle);
+ if (user != null) {
+ user.unlockRealtime = SystemClock.elapsedRealtime();
+ }
+ }
+ }
+
+ @Override
+ public void onStopUser(int userHandle) {
+ synchronized (mUms.mUsersLock) {
+ final UserData user = mUms.getUserDataLU(userHandle);
+ if (user != null) {
+ user.startRealtime = 0;
+ user.unlockRealtime = 0;
+ }
+ }
+ }
}
// TODO b/28848102 Add support for test dependencies injection
@@ -1057,6 +1095,29 @@ public class UserManagerService extends IUserManager.Stub {
return mLocalService.isUserRunning(userId);
}
+ @Override
+ public long getUserStartRealtime() {
+ final int userId = UserHandle.getUserId(Binder.getCallingUid());
+ synchronized (mUsersLock) {
+ final UserData user = getUserDataLU(userId);
+ if (user != null) {
+ return user.startRealtime;
+ }
+ return 0;
+ }
+ }
+
+ @Override
+ public long getUserUnlockRealtime() {
+ synchronized (mUsersLock) {
+ final UserData user = getUserDataLU(UserHandle.getUserId(Binder.getCallingUid()));
+ if (user != null) {
+ return user.unlockRealtime;
+ }
+ return 0;
+ }
+ }
+
private void checkManageOrInteractPermIfCallerInOtherProfileGroup(int userId, String name) {
int callingUserId = UserHandle.getCallingUserId();
if (callingUserId == userId || isSameProfileGroupNoChecks(callingUserId, userId) ||
@@ -3484,6 +3545,7 @@ public class UserManagerService extends IUserManager.Stub {
if (!DumpUtils.checkDumpPermission(mContext, LOG_TAG, pw)) return;
long now = System.currentTimeMillis();
+ final long nowRealtime = SystemClock.elapsedRealtime();
StringBuilder sb = new StringBuilder();
synchronized (mPackagesLock) {
synchronized (mUsersLock) {
@@ -3511,25 +3573,20 @@ public class UserManagerService extends IUserManager.Stub {
}
pw.println(UserState.stateToString(state));
pw.print(" Created: ");
- if (userInfo.creationTime == 0) {
- pw.println("<unknown>");
- } else {
- sb.setLength(0);
- TimeUtils.formatDuration(now - userInfo.creationTime, sb);
- sb.append(" ago");
- pw.println(sb);
- }
+ dumpTimeAgo(pw, sb, now, userInfo.creationTime);
+
pw.print(" Last logged in: ");
- if (userInfo.lastLoggedInTime == 0) {
- pw.println("<unknown>");
- } else {
- sb.setLength(0);
- TimeUtils.formatDuration(now - userInfo.lastLoggedInTime, sb);
- sb.append(" ago");
- pw.println(sb);
- }
+ dumpTimeAgo(pw, sb, now, userInfo.lastLoggedInTime);
+
pw.print(" Last logged in fingerprint: ");
pw.println(userInfo.lastLoggedInFingerprint);
+
+ pw.print(" Start time: ");
+ dumpTimeAgo(pw, sb, nowRealtime, userData.startRealtime);
+
+ pw.print(" Unlock time: ");
+ dumpTimeAgo(pw, sb, nowRealtime, userData.unlockRealtime);
+
pw.print(" Has profile owner: ");
pw.println(mIsUserManaged.get(userId));
pw.println(" Restrictions:");
@@ -3593,6 +3650,17 @@ public class UserManagerService extends IUserManager.Stub {
}
}
+ private static void dumpTimeAgo(PrintWriter pw, StringBuilder sb, long nowTime, long time) {
+ if (time == 0) {
+ pw.println("<unknown>");
+ } else {
+ sb.setLength(0);
+ TimeUtils.formatDuration(nowTime - time, sb);
+ sb.append(" ago");
+ pw.println(sb);
+ }
+ }
+
final class MainHandler extends Handler {
@Override
generated by cgit v1.2.3-59-g8ed1b (git 2.39.0) at 2026-01-02 19:20:26 +0000