[nearby] Add nearby_enable_ble_in_init flag

Bug: 312430336
Ignore-AOSP-First: nearby_not_in_aosp_yet
Test: -m
(cherry picked from https://googleplex-android-review.googlesource.com/q/commit:fc084ea87ce18275c788c21ba9018636dfdff5e0)
Merged-In: I5bafa8a85d4f2169fcdef73e2d9f21534553ff72
Change-Id: I5bafa8a85d4f2169fcdef73e2d9f21534553ff72

nearby/service/java/com/android/server/nearby/NearbyConfiguration.java

@@ -54,6 +54,11 @@ public class NearbyConfiguration {
     public static final String NEARBY_REFACTOR_DISCOVERY_MANAGER =
             "nearby_refactor_discovery_manager";
 
+    /**
+     * Flag to guard enable BLE during Nearby Service init time.
+     */
+    public static final String NEARBY_ENABLE_BLE_IN_INIT = "nearby_enable_ble_in_init";
+
     private static final boolean IS_USER_BUILD = "user".equals(Build.TYPE);
 
     private final DeviceConfigListener mDeviceConfigListener = new DeviceConfigListener();
@@ -67,6 +72,8 @@ public class NearbyConfiguration {
     private boolean mSupportTestApp;
     @GuardedBy("mDeviceConfigLock")
     private boolean mRefactorDiscoveryManager;
+    @GuardedBy("mDeviceConfigLock")
+    private boolean mEnableBleInInit;
 
     public NearbyConfiguration() {
         mDeviceConfigListener.start();
@@ -131,6 +138,15 @@ public class NearbyConfiguration {
         }
     }
 
+    /**
+     * @return {@code true} if enableBLE() is called during NearbyService init time.
+     */
+    public boolean enableBleInInit() {
+        synchronized (mDeviceConfigLock) {
+            return mEnableBleInInit;
+        }
+    }
+
     private class DeviceConfigListener implements DeviceConfig.OnPropertiesChangedListener {
         public void start() {
             DeviceConfig.addOnPropertiesChangedListener(getNamespace(),
@@ -149,6 +165,8 @@ public class NearbyConfiguration {
                         NEARBY_SUPPORT_TEST_APP, false /* defaultValue */);
                 mRefactorDiscoveryManager = getDeviceConfigBoolean(
                         NEARBY_REFACTOR_DISCOVERY_MANAGER, false /* defaultValue */);
+                mEnableBleInInit = getDeviceConfigBoolean(
+                        NEARBY_ENABLE_BLE_IN_INIT, true /* defaultValue */);
             }
         }
     }

nearby/service/java/com/android/server/nearby/managers/DiscoveryProviderManager.java

@@ -36,6 +36,7 @@ import android.util.Log;
 import androidx.annotation.NonNull;
 
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.server.nearby.NearbyConfiguration;
 import com.android.server.nearby.injector.Injector;
 import com.android.server.nearby.managers.registration.DiscoveryRegistration;
 import com.android.server.nearby.provider.AbstractDiscoveryProvider;
@@ -67,6 +68,7 @@ public class DiscoveryProviderManager extends
     private final BleDiscoveryProvider mBleDiscoveryProvider;
     private final Injector mInjector;
     private final Executor mExecutor;
+    private final NearbyConfiguration mNearbyConfiguration;
 
     public DiscoveryProviderManager(Context context, Injector injector) {
         Log.v(TAG, "DiscoveryProviderManager: ");
@@ -76,6 +78,7 @@ public class DiscoveryProviderManager extends
         mChreDiscoveryProvider = new ChreDiscoveryProvider(mContext,
                 new ChreCommunication(injector, mContext, mExecutor), mExecutor);
         mInjector = injector;
+        mNearbyConfiguration = new NearbyConfiguration();
     }
 
     @VisibleForTesting
@@ -87,6 +90,7 @@ public class DiscoveryProviderManager extends
         mInjector = injector;
         mBleDiscoveryProvider = bleDiscoveryProvider;
         mChreDiscoveryProvider = chreDiscoveryProvider;
+        mNearbyConfiguration = new NearbyConfiguration();
     }
 
     private static boolean isChreOnly(Set<ScanFilter> scanFilters) {
@@ -143,7 +147,9 @@ public class DiscoveryProviderManager extends
     /** Called after boot completed. */
     public void init() {
         // Register BLE only scan when Bluetooth is turned off
+        if (mNearbyConfiguration.enableBleInInit()) {
             setBleScanEnabled();
+        }
         if (mInjector.getContextHubManager() != null) {
             mChreDiscoveryProvider.init();
         }

nearby/service/java/com/android/server/nearby/managers/DiscoveryProviderManagerLegacy.java

@@ -39,6 +39,7 @@ import android.util.Log;
 
 import com.android.internal.annotations.GuardedBy;
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.server.nearby.NearbyConfiguration;
 import com.android.server.nearby.injector.Injector;
 import com.android.server.nearby.metrics.NearbyMetrics;
 import com.android.server.nearby.presence.PresenceDiscoveryResult;
@@ -70,6 +71,7 @@ public class DiscoveryProviderManagerLegacy implements AbstractDiscoveryProvider
     private final Context mContext;
     private final BleDiscoveryProvider mBleDiscoveryProvider;
     private final Injector mInjector;
+    private final NearbyConfiguration mNearbyConfiguration;
     @ScanRequest.ScanMode
     private int mScanMode;
     @GuardedBy("mLock")
@@ -84,6 +86,7 @@ public class DiscoveryProviderManagerLegacy implements AbstractDiscoveryProvider
                         mContext, new ChreCommunication(injector, mContext, executor), executor);
         mScanTypeScanListenerRecordMap = new HashMap<>();
         mInjector = injector;
+        mNearbyConfiguration = new NearbyConfiguration();
         Log.v(TAG, "DiscoveryProviderManagerLegacy: ");
     }
 
@@ -97,6 +100,7 @@ public class DiscoveryProviderManagerLegacy implements AbstractDiscoveryProvider
         mBleDiscoveryProvider = bleDiscoveryProvider;
         mChreDiscoveryProvider = chreDiscoveryProvider;
         mScanTypeScanListenerRecordMap = scanTypeScanListenerRecordMap;
+        mNearbyConfiguration = new NearbyConfiguration();
     }
 
     private static boolean isChreOnly(List<ScanFilter> scanFilters) {
@@ -222,7 +226,9 @@ public class DiscoveryProviderManagerLegacy implements AbstractDiscoveryProvider
     /** Called after boot completed. */
     public void init() {
         // Register BLE only scan when Bluetooth is turned off
+        if (mNearbyConfiguration.enableBleInInit()) {
             setBleScanEnabled();
+        }
         if (mInjector.getContextHubManager() != null) {
             mChreDiscoveryProvider.init();
         }

nearby/tests/unit/src/com/android/server/nearby/managers/DiscoveryProviderManagerLegacyTest.java

@@ -16,6 +16,7 @@
 
 package com.android.server.nearby.managers;
 
+import static android.Manifest.permission.READ_DEVICE_CONFIG;
 import static android.nearby.PresenceCredential.IDENTITY_TYPE_PRIVATE;
 import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_PRESENCE;
 
@@ -38,6 +39,8 @@ import android.nearby.PublicCredential;
 import android.nearby.ScanRequest;
 import android.os.IBinder;
 
+import androidx.test.platform.app.InstrumentationRegistry;
+
 import com.android.server.nearby.injector.Injector;
 import com.android.server.nearby.provider.BleDiscoveryProvider;
 import com.android.server.nearby.provider.ChreCommunication;
@@ -139,6 +142,8 @@ public class DiscoveryProviderManagerLegacyTest {
 
     @Before
     public void setup() {
+        InstrumentationRegistry.getInstrumentation().getUiAutomation().adoptShellPermissionIdentity(
+                READ_DEVICE_CONFIG);
         MockitoAnnotations.initMocks(this);
         when(mInjector.getAppOpsManager()).thenReturn(mAppOpsManager);
         when(mInjector.getBluetoothAdapter()).thenReturn(mBluetoothAdapter);

nearby/tests/unit/src/com/android/server/nearby/managers/DiscoveryProviderManagerTest.java

@@ -16,6 +16,7 @@
 
 package com.android.server.nearby.managers;
 
+import static android.Manifest.permission.READ_DEVICE_CONFIG;
 import static android.nearby.PresenceCredential.IDENTITY_TYPE_PRIVATE;
 import static android.nearby.ScanRequest.SCAN_TYPE_NEARBY_PRESENCE;
 
@@ -39,6 +40,8 @@ import android.nearby.PublicCredential;
 import android.nearby.ScanRequest;
 import android.os.IBinder;
 
+import androidx.test.platform.app.InstrumentationRegistry;
+
 import com.android.server.nearby.injector.Injector;
 import com.android.server.nearby.provider.BleDiscoveryProvider;
 import com.android.server.nearby.provider.ChreCommunication;
@@ -132,6 +135,8 @@ public class DiscoveryProviderManagerTest {
 
     @Before
     public void setup() {
+        InstrumentationRegistry.getInstrumentation().getUiAutomation().adoptShellPermissionIdentity(
+                READ_DEVICE_CONFIG);
         MockitoAnnotations.initMocks(this);
         mExecutor = Executors.newSingleThreadExecutor();
         when(mInjector.getAppOpsManager()).thenReturn(mAppOpsManager);