DO NOT MERGE: Validate config activities with their rule owners

Test: manual
Bug: 189332346
Bug: 235823407
Bug: 255830464

Change-Id: Iee1b1caca4d6eb2729feb872c3e4954b6c16519c
diff --git a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/AbstractZenModeAutomaticRulePreferenceController.java b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/AbstractZenModeAutomaticRulePreferenceController.java
index 0a48781..c5575e0 100644
--- a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/AbstractZenModeAutomaticRulePreferenceController.java
+++ b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/AbstractZenModeAutomaticRulePreferenceController.java
@@ -26,8 +26,11 @@
 import android.content.pm.ComponentInfo;
 import android.content.pm.PackageManager;
 import android.content.pm.ServiceInfo;
+import android.os.Binder;
 import android.provider.Settings;
 import android.service.notification.ConditionProviderService;
+import android.util.Log;
+import android.util.Slog;
 
 import androidx.fragment.app.Fragment;
 import androidx.preference.Preference;
@@ -36,6 +39,7 @@
 import com.android.settingslib.core.lifecycle.Lifecycle;
 
 import java.util.Map;
+import java.util.Objects;
 
 abstract public class AbstractZenModeAutomaticRulePreferenceController extends
         AbstractZenModePreferenceController implements PreferenceControllerMixin {
@@ -92,7 +96,7 @@
                 ? ci.metaData.getString(ConditionProviderService.META_DATA_RULE_TYPE)
                 : ci.metaData.getString(NotificationManager.META_DATA_AUTOMATIC_RULE_TYPE);
 
-        final ComponentName configurationActivity = getSettingsActivity(null, ci);
+        final ComponentName configurationActivity = getSettingsActivity(pm, null, ci);
         if (ruleType != null && !ruleType.trim().isEmpty() && configurationActivity != null) {
             final ZenRuleInfo ri = new ZenRuleInfo();
             ri.serviceComponent =
@@ -110,25 +114,44 @@
         return null;
     }
 
-    protected static ComponentName getSettingsActivity(AutomaticZenRule rule, ComponentInfo ci) {
+    protected static ComponentName getSettingsActivity(PackageManager pm, AutomaticZenRule rule,
+            ComponentInfo ci) {
+        String owner = rule != null ? rule.getPackageName() : ci.packageName;
+        ComponentName settingsActivity = null;
         // prefer config activity on the rule itself; fallback to manifest definition
         if (rule != null && rule.getConfigurationActivity() != null) {
-            return rule.getConfigurationActivity();
+            settingsActivity = rule.getConfigurationActivity();
+        } else {
+            if (ci == null) {
+                settingsActivity = null;
+            } else if (ci instanceof ActivityInfo) {
+                // new activity backed rule
+                settingsActivity = new ComponentName(ci.packageName, ci.name);
+            } else if (ci.metaData != null) {
+                // old service backed rule
+                final String configurationActivity = ci.metaData.getString(
+                        ConditionProviderService.META_DATA_CONFIGURATION_ACTIVITY);
+                if (configurationActivity != null) {
+                    settingsActivity = ComponentName.unflattenFromString(configurationActivity);
+                }
+            }
         }
-        if (ci == null) {
+        if (settingsActivity == null || owner == null) {
+            return settingsActivity;
+        }
+        try {
+            int ownerUid = pm.getPackageUid(owner, 0);
+            int configActivityOwnerUid = pm.getPackageUid(settingsActivity.getPackageName(), 0);
+            if (ownerUid == configActivityOwnerUid) {
+                return settingsActivity;
+            } else {
+                Log.w(TAG, "Config activity not in owner package for " + rule.getName());
+                return null;
+            }
+        } catch (PackageManager.NameNotFoundException e) {
+            Log.e(TAG, "Failed to find config activity");
             return null;
         }
-        // new activity backed rule
-        if (ci instanceof ActivityInfo) {
-            return new ComponentName(ci.packageName, ci.name);
-        }
-        // old service backed rule
-        final String configurationActivity =
-                ci.metaData.getString(ConditionProviderService.META_DATA_CONFIGURATION_ACTIVITY);
-        if (configurationActivity != null) {
-            return ComponentName.unflattenFromString(configurationActivity);
-        }
-        return null;
     }
 
     public class RuleNameChangeListener implements ZenRuleNameDialog.PositiveClickListener {
diff --git a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/ZenRulePreference.java b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/ZenRulePreference.java
index d6eaf8a..61f3f9a 100644
--- a/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/ZenRulePreference.java
+++ b/tests/CarDeveloperOptions/src/com/android/car/developeroptions/notification/ZenRulePreference.java
@@ -168,7 +168,7 @@
                 : isEvent ? ZenModeEventRuleSettings.ACTION : "";
         ComponentInfo si = mServiceListing.findService(rule.getOwner());
         ComponentName settingsActivity = AbstractZenModeAutomaticRulePreferenceController.
-                getSettingsActivity(rule, si);
+                getSettingsActivity(mPm, rule, si);
         mIntent = AbstractZenModeAutomaticRulePreferenceController.getRuleIntent(action,
                 settingsActivity, mId);
         if (mIntent.resolveActivity(mPm) == null) {