Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 1047f17e authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Updating TrustManagerService to react to keyguard visible changes."... 

Merge "Updating TrustManagerService to react to keyguard visible changes." into tm-dev am: bd5592e6

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18102036



Change-Id: If10168dda1196928a34bf5c0a06458fd4f6df687
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents c3b378bf bd5592e6

services/core/java/com/android/server/trust/TrustAgentWrapper.java

+16 −11
Original line number Diff line number Diff line
@@ -122,16 +122,9 @@ public class TrustAgentWrapper { 
            if (!TrustManagerService.ENABLE_ACTIVE_UNLOCK_FLAG) {

                return;

            }

            if (!mWaitingForTrustableDowngrade) {

                return;

            }

            // are these the broadcasts we want to listen to

            if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())

                    || Intent.ACTION_USER_PRESENT.equals(intent.getAction())) {

                mTrusted = false;

                mTrustable = true;

                mWaitingForTrustableDowngrade = false;

                mTrustManagerService.updateTrust(mUserId, 0);

            if (Intent.ACTION_SCREEN_OFF.equals(intent.getAction())) {

                downgradeToTrustable();

            }

        }

    };
@@ -480,8 +473,7 @@ public class TrustAgentWrapper { 
        final String pathUri = mAlarmIntent.toUri(Intent.URI_INTENT_SCHEME);

        alarmFilter.addDataPath(pathUri, PatternMatcher.PATTERN_LITERAL);



        IntentFilter trustableFilter = new IntentFilter(Intent.ACTION_USER_PRESENT);

        trustableFilter.addAction(Intent.ACTION_SCREEN_OFF);

        IntentFilter trustableFilter = new IntentFilter(Intent.ACTION_SCREEN_OFF);



        // Schedules a restart for when connecting times out. If the connection succeeds,

        // the restart is canceled in mCallback's onConnected.
@@ -668,6 +660,19 @@ public class TrustAgentWrapper { 
        mTrustable = false;

    }



    /**

     * Downgrades the trustagent to trustable as a result of a keyguard or screen related event, and

     * then updates the trust state of the phone to reflect the change.

     */

    public void downgradeToTrustable() {

        if (mWaitingForTrustableDowngrade) {

            mWaitingForTrustableDowngrade = false;

            mTrusted = false;

            mTrustable = true;

            mTrustManagerService.updateTrust(mUserId, 0);

        }

    }



    public boolean isManagingTrust() {

        return mManagingTrust && !mTrustDisabledByDpm;

    }

services/core/java/com/android/server/trust/TrustManagerService.java

+17 −0
Original line number Diff line number Diff line
@@ -1184,6 +1184,22 @@ public class TrustManagerService extends SystemService { 
        return false;

    }



    /**

     * We downgrade to trustable whenever keyguard changes its showing value.

     *  - becomes showing: something has caused the device to show keyguard which happens due to

     *  user intent to lock the device either through direct action or a timeout

     *  - becomes not showing: keyguard was dismissed and we no longer need to keep the device

     *  unlocked

     *  */

    private void dispatchTrustableDowngrade() {

        for (int i = 0; i < mActiveAgents.size(); i++) {

            AgentInfo info = mActiveAgents.valueAt(i);

            if (info.userId == mCurrentUser) {

                info.agent.downgradeToTrustable();

            }

        }

    }



    private List<String> getTrustGrantedMessages(int userId) {

        if (!mStrongAuthTracker.isTrustAllowedForUser(userId)) {

            return new ArrayList<>();
@@ -1752,6 +1768,7 @@ public class TrustManagerService extends SystemService { 
                    refreshDeviceLockedForUser(UserHandle.USER_ALL);

                    break;

                case MSG_KEYGUARD_SHOWING_CHANGED:

                    dispatchTrustableDowngrade();

                    refreshDeviceLockedForUser(mCurrentUser);

                    break;

                case MSG_START_USER:

tests/TrustTests/src/android/trust/test/TemporaryAndRenewableTrustTest.kt

+5 −6
Original line number Diff line number Diff line
@@ -29,7 +29,7 @@ import androidx.test.ext.junit.rules.ActivityScenarioRule 
import androidx.test.ext.junit.runners.AndroidJUnit4

import androidx.test.platform.app.InstrumentationRegistry.getInstrumentation

import androidx.test.uiautomator.UiDevice

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

import android.trust.test.lib.wait

import org.junit.Before

import org.junit.Rule

import org.junit.Test
@@ -74,9 +74,9 @@ class TemporaryAndRenewableTrustTest { 
        uiDevice.sleep()

        lockStateTrackingRule.assertLocked()



        uiDevice.wakeUp()

        trustAgentRule.agent.grantTrust(

            GRANT_MESSAGE, 0, FLAG_GRANT_TRUST_TEMPORARY_AND_RENEWABLE) {}

        uiDevice.wakeUp()



        lockStateTrackingRule.assertLocked()

    }
@@ -98,9 +98,9 @@ class TemporaryAndRenewableTrustTest { 


        lockStateTrackingRule.assertLocked()



        uiDevice.wakeUp()

        trustAgentRule.agent.grantTrust(

            GRANT_MESSAGE, 0, FLAG_GRANT_TRUST_TEMPORARY_AND_RENEWABLE) {}

        uiDevice.wakeUp()



        lockStateTrackingRule.assertUnlocked()

    }
@@ -116,6 +116,7 @@ class TemporaryAndRenewableTrustTest { 
        uiDevice.sleep()



        lockStateTrackingRule.assertLocked()

        uiDevice.wakeUp()



        Log.i(TAG, "Renewing trust and unlocking")

        var result: GrantTrustResult? = null
@@ -124,10 +125,9 @@ class TemporaryAndRenewableTrustTest { 
            Log.i(TAG, "Callback received; status=${it.status}")

            result = it

        }

        uiDevice.wakeUp()

        lockStateTrackingRule.assertUnlocked()



        assertThat(result?.status).isEqualTo(STATUS_UNLOCKED_BY_GRANT)

        wait("callback triggered") { result?.status == STATUS_UNLOCKED_BY_GRANT }

    }



    @Test
@@ -141,7 +141,6 @@ class TemporaryAndRenewableTrustTest { 
        trustAgentRule.agent.revokeTrust()

        await(500)

        uiDevice.wakeUp()

        await(500)



        trustAgentRule.agent.grantTrust(

            GRANT_MESSAGE, 0, FLAG_GRANT_TRUST_TEMPORARY_AND_RENEWABLE) {}