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Commit 5e81bd24 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
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Merge "[DSRM] Fix issues" into tm-dev am: e25fe694 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/opt/telephony/+/17615437



Change-Id: Ibbb863c25ec3c7c542abd9c1889f4443fe2c8fd1
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents 8d14d76e e25fe694

src/java/com/android/internal/telephony/data/DataStallRecoveryManager.java

+24 −10
Original line number Diff line number Diff line
@@ -170,6 +170,8 @@ public class DataStallRecoveryManager extends Handler { 
    private boolean mMobileDataChangedToEnabledDuringDataStall;

    /** Whether attempted all recovery steps. */

    private boolean mIsAttemptedAllSteps;

    /** Whether internet network connected. */

    private boolean mIsInternetNetworkConnected;



    /** The array for the timers between recovery actions. */

    private @NonNull long[] mDataStallRecoveryDelayMillisArray;
@@ -254,12 +256,14 @@ public class DataStallRecoveryManager extends Handler { 
                    @Override

                    public void onInternetDataNetworkConnected(

                            @NonNull List<DataProfile> dataProfiles) {

                        // onInternetNetworkConnected();

                        mIsInternetNetworkConnected = true;

                        logl("onInternetDataNetworkConnected");

                    }



                    @Override

                    public void onInternetDataNetworkDisconnected() {

                        // onInternetNetworkDisconnected();

                        mIsInternetNetworkConnected = false;

                        logl("onInternetDataNetworkDisconnected");

                    }

                });

        mPhone.mCi.registerForRadioStateChanged(this, EVENT_RADIO_STATE_CHANGED, null);
@@ -349,7 +353,7 @@ public class DataStallRecoveryManager extends Handler { 
            mIsAttemptedAllSteps = false;

        } else {

            mIsValidNetwork = false;

            if (isRecoveryNeeded()) {

            if (isRecoveryNeeded(true)) {

                log("trigger data stall recovery");

                mTimeLastRecoveryStartMs = SystemClock.elapsedRealtime();

                sendMessage(obtainMessage(EVENT_DO_RECOVERY));
@@ -505,10 +509,12 @@ public class DataStallRecoveryManager extends Handler { 
    /**

     * Check the conditions if we need to do recovery action.

     *

     * @param isNeedToCheckTimer {@code true} indicating we need the check timer when

     * we receive the internet validation status changed.

     * @return {@code true} if need to do recovery action, {@code false} no need to do recovery

     *     action.

     */

    private boolean isRecoveryNeeded() {

    private boolean isRecoveryNeeded(boolean isNeedToCheckTimer) {

        logv("enter: isRecoveryNeeded()");



        // Skip recovery if we have already attempted all steps.
@@ -518,7 +524,8 @@ public class DataStallRecoveryManager extends Handler { 
        }



        // To avoid back to back recovery, wait for a grace period

        if (getElapsedTimeSinceRecoveryMs() < getDataStallRecoveryDelayMillis(mLastAction)) {

        if (getElapsedTimeSinceRecoveryMs() < getDataStallRecoveryDelayMillis(mLastAction)

                && isNeedToCheckTimer) {

            logl("skip back to back data stall recovery");

            return false;

        }
@@ -533,7 +540,16 @@ public class DataStallRecoveryManager extends Handler { 
        // Skip when poor signal strength

        if (mPhone.getSignalStrength().getLevel() <= CellSignalStrength.SIGNAL_STRENGTH_POOR) {

            logl("skip data stall recovery as in poor signal condition");

            resetAction();

            return false;

        }



        if (!mDataNetworkController.isInternetDataAllowed()) {

            logl("skip data stall recovery as data not allowed.");

            return false;

        }



        if (!mIsInternetNetworkConnected) {

            logl("skip data stall recovery as data not connected");

            return false;

        }
@@ -611,10 +627,7 @@ public class DataStallRecoveryManager extends Handler { 


        // DSRM used sendMessageDelayed to process the next event EVENT_DO_RECOVERY, so it need

        // to check the condition if DSRM need to process the recovery action.

        // Skip recovery if it can cause a call to drop

        if (mPhone.getState() != PhoneConstants.State.IDLE

                && getRecoveryAction() > RECOVERY_ACTION_CLEANUP) {

            logl("skip data stall recovery as there is an active call");

        if (!isRecoveryNeeded(false)) {

            cancelNetworkCheckTimer();

            startNetworkCheckTimer(recoveryAction);

            return;
@@ -771,6 +784,7 @@ public class DataStallRecoveryManager extends Handler { 
        pw.increaseIndent();



        pw.println("mIsValidNetwork=" + mIsValidNetwork);

        pw.println("mIsInternetNetworkConnected=" + mIsInternetNetworkConnected);

        pw.println("mDataStalled=" + mDataStalled);

        pw.println("mLastAction=" + recoveryActionToString(mLastAction));

        pw.println("mIsAttemptedAllSteps=" + mIsAttemptedAllSteps);

tests/telephonytests/src/com/android/internal/telephony/data/DataStallRecoveryManagerTest.java

+55 −4
Original line number Diff line number Diff line
@@ -16,8 +16,6 @@ 


package com.android.internal.telephony.data;



import com.android.internal.telephony.data.DataNetworkController.DataNetworkControllerCallback;



import static com.google.common.truth.Truth.assertThat;



import static org.mockito.Matchers.any;
@@ -31,11 +29,13 @@ import static org.mockito.Mockito.verify; 
import android.net.NetworkAgent;

import android.telephony.Annotation.ValidationStatus;

import android.telephony.CarrierConfigManager;

import android.telephony.data.DataProfile;

import android.testing.AndroidTestingRunner;

import android.testing.TestableLooper;



import com.android.internal.telephony.PhoneConstants;

import com.android.internal.telephony.TelephonyTest;

import com.android.internal.telephony.data.DataNetworkController.DataNetworkControllerCallback;

import com.android.internal.telephony.data.DataStallRecoveryManager.DataStallRecoveryManagerCallback;



import org.junit.After;
@@ -44,6 +44,9 @@ import org.junit.Test; 
import org.junit.runner.RunWith;

import org.mockito.ArgumentCaptor;



import java.util.ArrayList;

import java.util.List;



@RunWith(AndroidTestingRunner.class)

@TestableLooper.RunWithLooper

public class DataStallRecoveryManagerTest extends TelephonyTest {
@@ -66,7 +69,8 @@ public class DataStallRecoveryManagerTest extends TelephonyTest { 
        doReturn(dataStallRecoveryStepsArray)

                .when(mDataConfigManager)

                .getDataStallRecoveryShouldSkipArray();

        doReturn(mSST).when(mPhone).getServiceStateTracker();

        doReturn(true).when(mDataNetworkController).isInternetDataAllowed();



        doAnswer(

                invocation -> {

                    ((Runnable) invocation.getArguments()[0]).run();
@@ -83,6 +87,7 @@ public class DataStallRecoveryManagerTest extends TelephonyTest { 
                        mMockedWwanDataServiceManager,

                        mTestableLooper.getLooper(),

                        mDataStallRecoveryManagerCallback);

        sendOnInternetDataNetworkCallback(true);

        logd("DataStallRecoveryManagerTest -Setup!");

    }
@@ -103,6 +108,24 @@ public class DataStallRecoveryManagerTest extends TelephonyTest { 
        dataNetworkControllerCallback.onInternetDataNetworkValidationStatusChanged(status);

    }



    private void sendOnInternetDataNetworkCallback(boolean isConnected) {

        ArgumentCaptor<DataNetworkControllerCallback> dataNetworkControllerCallbackCaptor =

                ArgumentCaptor.forClass(DataNetworkControllerCallback.class);

        verify(mDataNetworkController)

                .registerDataNetworkControllerCallback(

                        dataNetworkControllerCallbackCaptor.capture());

        DataNetworkControllerCallback dataNetworkControllerCallback =

                dataNetworkControllerCallbackCaptor.getValue();



        if (isConnected) {

            List<DataProfile> dataprofile = new ArrayList<DataProfile>();

            dataNetworkControllerCallback.onInternetDataNetworkConnected(dataprofile);

        } else {

            dataNetworkControllerCallback.onInternetDataNetworkDisconnected();

        }

        processAllMessages();

    }



    @Test

    public void testRecoveryStepPDPReset() throws Exception {

        mDataStallRecoveryManager.setRecoveryAction(1);
@@ -155,7 +178,7 @@ public class DataStallRecoveryManagerTest extends TelephonyTest { 


        processAllFutureMessages();



        assertThat(mDataStallRecoveryManager.getRecoveryAction()).isEqualTo(0);

        assertThat(mDataStallRecoveryManager.getRecoveryAction()).isEqualTo(3);

    }



    @Test
@@ -226,4 +249,32 @@ public class DataStallRecoveryManagerTest extends TelephonyTest { 
            assertThat(mDataStallRecoveryManager.getRecoveryAction()).isEqualTo(0);

        }

    }



    @Test

    public void testDoNotDoRecoveryWhenDataNoService() throws Exception {

        mDataStallRecoveryManager.setRecoveryAction(1);

        doReturn(mSignalStrength).when(mPhone).getSignalStrength();

        doReturn(PhoneConstants.State.IDLE).when(mPhone).getState();

        doReturn(false).when(mDataNetworkController).isInternetDataAllowed();



        logd("Sending validation failed callback");

        sendValidationStatusCallback(NetworkAgent.VALIDATION_STATUS_NOT_VALID);

        processAllFutureMessages();



        assertThat(mDataStallRecoveryManager.getRecoveryAction()).isEqualTo(1);

    }



    @Test

    public void testDoNotDoRecoveryWhenDataNetworkNotConnected() throws Exception {

        mDataStallRecoveryManager.setRecoveryAction(1);

        doReturn(mSignalStrength).when(mPhone).getSignalStrength();

        doReturn(PhoneConstants.State.IDLE).when(mPhone).getState();

        sendOnInternetDataNetworkCallback(false);



        logd("Sending validation failed callback");

        sendValidationStatusCallback(NetworkAgent.VALIDATION_STATUS_NOT_VALID);

        processAllFutureMessages();



        assertThat(mDataStallRecoveryManager.getRecoveryAction()).isEqualTo(1);

    }

}