mirror of
https://github.com/SchildiChat/SchildiChat-android.git
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Merge pull request #6784 from vector-im/fix/jorgem/lockscreen-device-locked
Fix lockscreen's 'device locked' crash on Android 12 and 12L devices
This commit is contained in:
Adam Brown
GitHub
commit
fe61fa844e
16 changed files with 194 additions and 227 deletions
1
changelog.d/6768.bugfix
Normal file
1
changelog.d/6768.bugfix
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@ -0,0 +1 @@
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Fix crash when biometric key is used when coming back to foreground and KeyStore reports that the device is still locked.
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@ -31,7 +31,6 @@ import androidx.test.filters.SdkSuppress
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import androidx.test.platform.app.InstrumentationRegistry
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import im.vector.app.TestBuildVersionSdkIntProvider
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguratorProvider
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenMode
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import im.vector.app.features.pin.lockscreen.crypto.LockScreenCryptoConstants
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import im.vector.app.features.pin.lockscreen.crypto.LockScreenKeyRepository
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@ -40,6 +39,7 @@ import im.vector.app.features.pin.lockscreen.ui.fallbackprompt.FallbackBiometric
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import im.vector.app.features.pin.lockscreen.utils.DevicePromptCheck
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import io.mockk.clearAllMocks
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import io.mockk.every
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import io.mockk.justRun
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import io.mockk.mockk
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import io.mockk.mockkObject
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import io.mockk.mockkStatic
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@ -54,8 +54,10 @@ import kotlinx.coroutines.flow.flowOf
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import kotlinx.coroutines.flow.receiveAsFlow
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import kotlinx.coroutines.launch
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import kotlinx.coroutines.test.runTest
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import org.amshove.kluent.coInvoking
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import org.amshove.kluent.shouldBeFalse
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import org.amshove.kluent.shouldBeTrue
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import org.amshove.kluent.shouldThrow
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import org.junit.Before
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import org.junit.Ignore
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import org.junit.Test
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@ -239,36 +241,35 @@ class BiometricHelperTests {
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@Test
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@SdkSuppress(minSdkVersion = Build.VERSION_CODES.R) // Due to some issues with mockk and CryptoObject initialization
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fun authenticateCreatesSystemKeyIfNeededOnSuccessOnAndroidM() = runTest {
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fun enableAuthenticationDeletesSystemKeyOnFailure() = runTest {
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buildVersionSdkIntProvider.value = Build.VERSION_CODES.M
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every { lockScreenKeyRepository.isSystemKeyValid() } returns true
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val mockAuthChannel = Channel<Boolean>(capacity = 1)
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val biometricUtils = spyk(createBiometricHelper(createDefaultConfiguration(isBiometricsEnabled = true))) {
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every { createAuthChannel() } returns mockAuthChannel
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every { authenticateWithPromptInternal(any(), any(), any()) } returns mockk()
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}
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justRun { lockScreenKeyRepository.deleteSystemKey() }
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val latch = CountDownLatch(1)
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val intent = Intent(InstrumentationRegistry.getInstrumentation().targetContext, LockScreenTestActivity::class.java)
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ActivityScenario.launch<LockScreenTestActivity>(intent).onActivity { activity ->
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activity.lifecycleScope.launch {
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val exception = IllegalStateException("Some error")
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launch {
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mockAuthChannel.send(true)
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mockAuthChannel.close()
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mockAuthChannel.close(exception)
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}
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biometricUtils.authenticate(activity).collect()
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coInvoking { biometricUtils.enableAuthentication(activity).collect() } shouldThrow exception
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latch.countDown()
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}
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}
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latch.await(1, TimeUnit.SECONDS)
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verify { lockScreenKeyRepository.ensureSystemKey() }
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verify { lockScreenKeyRepository.deleteSystemKey() }
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}
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private fun createBiometricHelper(configuration: LockScreenConfiguration): BiometricHelper {
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val context = InstrumentationRegistry.getInstrumentation().targetContext
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val configProvider = LockScreenConfiguratorProvider(configuration)
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return BiometricHelper(context, lockScreenKeyRepository, configProvider, biometricManager, buildVersionSdkIntProvider)
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return BiometricHelper(configuration, context, lockScreenKeyRepository, biometricManager, buildVersionSdkIntProvider)
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}
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private fun createDefaultConfiguration(
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@ -17,8 +17,6 @@
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package im.vector.app.features.pin.lockscreen.crypto
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import androidx.test.platform.app.InstrumentationRegistry
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import im.vector.app.features.pin.lockscreen.crypto.migrations.LegacyPinCodeMigrator
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import im.vector.app.features.settings.VectorPreferences
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import io.mockk.clearAllMocks
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import io.mockk.every
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import io.mockk.mockk
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@ -44,8 +42,6 @@ class LockScreenKeyRepositoryTests {
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}
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private lateinit var lockScreenKeyRepository: LockScreenKeyRepository
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private val legacyPinCodeMigrator: LegacyPinCodeMigrator = mockk(relaxed = true)
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private val vectorPreferences: VectorPreferences = mockk(relaxed = true)
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private val keyStore: KeyStore by lazy {
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KeyStore.getInstance(LockScreenCryptoConstants.ANDROID_KEY_STORE).also { it.load(null) }
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@ -24,6 +24,7 @@ import android.view.View
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import android.view.ViewGroup
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import android.widget.Toast
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import com.airbnb.mvrx.args
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import com.airbnb.mvrx.asMavericksArgs
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import com.google.android.material.dialog.MaterialAlertDialogBuilder
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import im.vector.app.R
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import im.vector.app.core.extensions.replaceFragment
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@ -33,7 +34,7 @@ import im.vector.app.databinding.FragmentPinBinding
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import im.vector.app.features.MainActivity
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import im.vector.app.features.MainActivityArgs
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import im.vector.app.features.pin.lockscreen.biometrics.BiometricAuthError
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguratorProvider
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenMode
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import im.vector.app.features.pin.lockscreen.ui.AuthMethod
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import im.vector.app.features.pin.lockscreen.ui.LockScreenFragment
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@ -51,7 +52,7 @@ data class PinArgs(
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class PinFragment @Inject constructor(
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private val pinCodeStore: PinCodeStore,
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private val vectorPreferences: VectorPreferences,
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private val configuratorProvider: LockScreenConfiguratorProvider,
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private val defaultConfiguration: LockScreenConfiguration,
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) : VectorBaseFragment<FragmentPinBinding>() {
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private val fragmentArgs: PinArgs by args()
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@ -81,21 +82,17 @@ class PinFragment @Inject constructor(
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vectorBaseActivity.finish()
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}
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}
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configuratorProvider.updateDefaultConfiguration {
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copy(
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mode = LockScreenMode.CREATE,
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title = getString(R.string.create_pin_title),
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needsNewCodeValidation = true,
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newCodeConfirmationTitle = getString(R.string.create_pin_confirm_title),
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)
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}
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createFragment.arguments = defaultConfiguration.copy(
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mode = LockScreenMode.CREATE,
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title = getString(R.string.create_pin_title),
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needsNewCodeValidation = true,
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newCodeConfirmationTitle = getString(R.string.create_pin_confirm_title),
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).asMavericksArgs()
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replaceFragment(R.id.pinFragmentContainer, createFragment)
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}
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private fun showAuthFragment() {
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val authFragment = LockScreenFragment()
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val canUseBiometrics = vectorPreferences.useBiometricsToUnlock()
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authFragment.onLeftButtonClickedListener = View.OnClickListener { displayForgotPinWarningDialog() }
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authFragment.lockScreenListener = object : LockScreenListener {
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override fun onAuthenticationFailure(authMethod: AuthMethod) {
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@ -133,18 +130,12 @@ class PinFragment @Inject constructor(
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.show()
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}
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}
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configuratorProvider.updateDefaultConfiguration {
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copy(
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mode = LockScreenMode.VERIFY,
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title = getString(R.string.auth_pin_title),
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isStrongBiometricsEnabled = isStrongBiometricsEnabled && canUseBiometrics,
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isWeakBiometricsEnabled = isWeakBiometricsEnabled && canUseBiometrics,
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isDeviceCredentialUnlockEnabled = isDeviceCredentialUnlockEnabled && canUseBiometrics,
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autoStartBiometric = canUseBiometrics,
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leftButtonTitle = getString(R.string.auth_pin_forgot),
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clearCodeOnError = true,
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)
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}
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authFragment.arguments = defaultConfiguration.copy(
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mode = LockScreenMode.VERIFY,
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title = getString(R.string.auth_pin_title),
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leftButtonTitle = getString(R.string.auth_pin_forgot),
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clearCodeOnError = true,
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).asMavericksArgs()
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replaceFragment(R.id.pinFragmentContainer, authFragment)
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}
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@ -31,10 +31,12 @@ import androidx.biometric.BiometricPrompt
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import androidx.core.content.ContextCompat
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import androidx.fragment.app.Fragment
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import androidx.fragment.app.FragmentActivity
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import dagger.assisted.Assisted
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import dagger.assisted.AssistedFactory
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import dagger.assisted.AssistedInject
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import dagger.hilt.android.qualifiers.ApplicationContext
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import im.vector.app.R
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
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import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguratorProvider
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import im.vector.app.features.pin.lockscreen.crypto.LockScreenKeyRepository
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import im.vector.app.features.pin.lockscreen.ui.fallbackprompt.FallbackBiometricDialogFragment
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import im.vector.app.features.pin.lockscreen.utils.DevicePromptCheck
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@ -54,22 +56,24 @@ import kotlinx.coroutines.launch
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import org.matrix.android.sdk.api.util.BuildVersionSdkIntProvider
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import java.security.KeyStore
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import javax.crypto.Cipher
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import javax.inject.Inject
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import kotlin.coroutines.CoroutineContext
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/**
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* This is a helper to manage system authentication (biometric and other types) and the system key.
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*/
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class BiometricHelper @Inject constructor(
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class BiometricHelper @AssistedInject constructor(
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@Assisted private val configuration: LockScreenConfiguration,
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@ApplicationContext private val context: Context,
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private val lockScreenKeyRepository: LockScreenKeyRepository,
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private val configurationProvider: LockScreenConfiguratorProvider,
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private val biometricManager: BiometricManager,
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private val buildVersionSdkIntProvider: BuildVersionSdkIntProvider,
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) {
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private var prompt: BiometricPrompt? = null
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private val configuration: LockScreenConfiguration get() = configurationProvider.currentConfiguration
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@AssistedFactory
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interface BiometricHelperFactory {
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fun create(configuration: LockScreenConfiguration): BiometricHelper
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}
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/**
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* Returns true if a weak biometric method (i.e.: some face or iris unlock implementations) can be used.
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@ -174,16 +178,18 @@ class BiometricHelper @Inject constructor(
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when (val exception = result.exceptionOrNull()) {
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null -> result.getOrNull()?.let { emit(it) }
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else -> {
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// Exception found, stop collecting, throw it and remove the prompt reference
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// Exception found:
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// 1. Stop collecting.
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// 2. Remove the system key if we were creating it.
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// 3. Throw the exception and remove the prompt reference
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if (!checkSystemKeyExists) {
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lockScreenKeyRepository.deleteSystemKey()
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}
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prompt = null
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throw exception
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}
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}
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}
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// Generates the system key on successful authentication
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if (buildVersionSdkIntProvider.get() >= Build.VERSION_CODES.M) {
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lockScreenKeyRepository.ensureSystemKey()
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}
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// Channel is closed, remove prompt reference
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prompt = null
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}
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@ -213,11 +219,11 @@ class BiometricHelper @Inject constructor(
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.setAllowedAuthenticators(authenticators)
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.build()
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return BiometricPrompt(activity, executor, callback).also {
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return BiometricPrompt(activity, executor, callback).also { prompt ->
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showFallbackFragmentIfNeeded(activity, channel.receiveAsFlow(), executor.asCoroutineDispatcher()) {
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// For some reason this seems to be needed unless we want to receive a fragment transaction exception
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delay(1L)
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it.authenticate(promptInfo, cryptoObject)
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prompt.authenticate(promptInfo, cryptoObject)
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}
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}
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}
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@ -253,11 +259,9 @@ class BiometricHelper @Inject constructor(
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): BiometricPrompt.AuthenticationCallback = object : BiometricPrompt.AuthenticationCallback() {
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private val scope = CoroutineScope(coroutineContext)
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override fun onAuthenticationError(errorCode: Int, errString: CharSequence) {
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scope.launch {
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// Error is a terminal event, should close both the Channel and the CoroutineScope to free resources.
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channel.close(BiometricAuthError(errorCode, errString.toString()))
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scope.cancel()
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}
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// Error is a terminal event, should close both the Channel and the CoroutineScope to free resources.
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channel.close(BiometricAuthError(errorCode, errString.toString()))
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scope.cancel()
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}
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override fun onAuthenticationFailed() {
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@ -274,10 +278,8 @@ class BiometricHelper @Inject constructor(
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scope.cancel()
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}
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} else {
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scope.launch {
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channel.close(IllegalStateException("System key was not valid after authentication."))
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scope.cancel()
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}
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channel.close(IllegalStateException("System key was not valid after authentication."))
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scope.cancel()
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}
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}
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@ -16,9 +16,13 @@
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package im.vector.app.features.pin.lockscreen.configuration
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import android.os.Parcelable
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import kotlinx.parcelize.Parcelize
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/**
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* Configuration to be used by the lockscreen feature.
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*/
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@Parcelize
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data class LockScreenConfiguration(
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/** Which mode should the UI display, [LockScreenMode.VERIFY] or [LockScreenMode.CREATE]. */
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val mode: LockScreenMode,
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@ -56,4 +60,4 @@ data class LockScreenConfiguration(
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val biometricSubtitle: String? = null,
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/** Text for the cancel button of the Biometric prompt dialog. Optional. */
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val biometricCancelButtonTitle: String? = null,
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)
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) : Parcelable
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@ -1,58 +0,0 @@
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/*
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* Copyright (c) 2022 New Vector Ltd
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package im.vector.app.features.pin.lockscreen.configuration
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import kotlinx.coroutines.flow.Flow
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import kotlinx.coroutines.flow.MutableStateFlow
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import javax.inject.Inject
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import javax.inject.Singleton
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/**
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* Class used to hold both the [defaultConfiguration] and an updated version in [currentConfiguration].
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*/
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@Singleton
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class LockScreenConfiguratorProvider @Inject constructor(
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/** Default [LockScreenConfiguration], any derived configuration created using [updateDefaultConfiguration] will use this as a base. */
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val defaultConfiguration: LockScreenConfiguration,
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) {
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private val mutableConfigurationFlow = MutableStateFlow(defaultConfiguration)
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/**
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* A [Flow] that emits any changes in configuration.
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*/
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val configurationFlow: Flow<LockScreenConfiguration> = mutableConfigurationFlow
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/**
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* The current configuration to be read and used.
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*/
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val currentConfiguration get() = mutableConfigurationFlow.value
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/**
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* Applies the changes in [block] to the [defaultConfiguration] to generate a new [currentConfiguration].
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*/
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fun updateDefaultConfiguration(block: LockScreenConfiguration.() -> LockScreenConfiguration) {
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mutableConfigurationFlow.value = defaultConfiguration.block()
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}
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/**
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* Resets the [currentConfiguration] to the [defaultConfiguration].
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*/
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fun reset() {
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mutableConfigurationFlow.value = defaultConfiguration
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}
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}
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@ -20,13 +20,13 @@ import android.annotation.SuppressLint
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import android.content.Context
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import android.os.Build
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import android.security.keystore.KeyPermanentlyInvalidatedException
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import android.security.keystore.UserNotAuthenticatedException
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import android.util.Base64
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import androidx.annotation.VisibleForTesting
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import androidx.biometric.BiometricPrompt
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import dagger.assisted.Assisted
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import dagger.assisted.AssistedFactory
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import dagger.assisted.AssistedInject
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import org.matrix.android.sdk.api.extensions.tryOrNull
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import org.matrix.android.sdk.api.securestorage.SecretStoringUtils
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import org.matrix.android.sdk.api.util.BuildVersionSdkIntProvider
|
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import java.security.Key
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|
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@ -113,14 +113,8 @@ class KeyStoreCrypto @AssistedInject constructor(
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fun hasValidKey(): Boolean {
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val keyExists = hasKey()
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return if (buildVersionSdkIntProvider.get() >= Build.VERSION_CODES.M && keyExists) {
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try {
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ensureKey()
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true
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} catch (e: KeyPermanentlyInvalidatedException) {
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false
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} catch (e: UserNotAuthenticatedException) {
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false
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}
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val initializedKey = tryOrNull("Error validating lockscreen system key.") { ensureKey() }
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initializedKey != null
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} else {
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keyExists
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}
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|
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@ -16,8 +16,10 @@
|
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|
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package im.vector.app.features.pin.lockscreen.di
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|
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import android.app.KeyguardManager
|
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import android.content.Context
|
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import androidx.biometric.BiometricManager
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import androidx.core.content.getSystemService
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import dagger.Binds
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import dagger.Module
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import dagger.Provides
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|
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@ -83,6 +85,9 @@ object LockScreenModule {
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SecretStoringUtils(context, keyStore, buildVersionSdkIntProvider),
|
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buildVersionSdkIntProvider,
|
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)
|
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|
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@Provides
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fun provideKeyguardManager(context: Context): KeyguardManager = context.getSystemService()!!
|
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}
|
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|
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@Module
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|
|
|
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|
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@ -22,4 +22,5 @@ import im.vector.app.core.platform.VectorViewModelAction
|
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sealed class LockScreenAction : VectorViewModelAction {
|
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data class PinCodeEntered(val value: String) : LockScreenAction()
|
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data class ShowBiometricPrompt(val callingActivity: FragmentActivity) : LockScreenAction()
|
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object OnUIReady : LockScreenAction()
|
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}
|
||||
|
|
|
|||
|
|
@ -23,7 +23,6 @@ import android.view.ViewGroup
|
|||
import android.view.animation.AnimationUtils
|
||||
import android.widget.TextView
|
||||
import androidx.core.view.isVisible
|
||||
import androidx.lifecycle.lifecycleScope
|
||||
import com.airbnb.mvrx.fragmentViewModel
|
||||
import com.airbnb.mvrx.withState
|
||||
import dagger.hilt.android.AndroidEntryPoint
|
||||
|
|
@ -55,22 +54,7 @@ class LockScreenFragment : VectorBaseFragment<FragmentLockScreenBinding>() {
|
|||
handleEvent(it)
|
||||
}
|
||||
|
||||
withState(viewModel) { state ->
|
||||
if (state.lockScreenConfiguration.mode == LockScreenMode.CREATE) return@withState
|
||||
|
||||
viewLifecycleOwner.lifecycleScope.launchWhenResumed {
|
||||
if (state.canUseBiometricAuth && state.isBiometricKeyInvalidated) {
|
||||
lockScreenListener?.onBiometricKeyInvalidated()
|
||||
} else if (state.showBiometricPromptAutomatically) {
|
||||
showBiometricPrompt()
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
override fun onDestroy() {
|
||||
super.onDestroy()
|
||||
viewModel.reset()
|
||||
viewModel.handle(LockScreenAction.OnUIReady)
|
||||
}
|
||||
|
||||
override fun invalidate() = withState(viewModel) { state ->
|
||||
|
|
@ -83,6 +67,7 @@ class LockScreenFragment : VectorBaseFragment<FragmentLockScreenBinding>() {
|
|||
setupTitleView(views.titleTextView, false, state.lockScreenConfiguration)
|
||||
}
|
||||
}
|
||||
|
||||
renderDeleteOrFingerprintButtons(views, views.codeView.enteredDigits)
|
||||
}
|
||||
|
||||
|
|
@ -123,6 +108,8 @@ class LockScreenFragment : VectorBaseFragment<FragmentLockScreenBinding>() {
|
|||
is LockScreenViewEvent.AuthSuccessful -> lockScreenListener?.onAuthenticationSuccess(viewEvent.method)
|
||||
is LockScreenViewEvent.AuthFailure -> onAuthFailure(viewEvent.method)
|
||||
is LockScreenViewEvent.AuthError -> onAuthError(viewEvent.method, viewEvent.throwable)
|
||||
is LockScreenViewEvent.ShowBiometricKeyInvalidatedMessage -> lockScreenListener?.onBiometricKeyInvalidated()
|
||||
is LockScreenViewEvent.ShowBiometricPromptAutomatically -> showBiometricPrompt()
|
||||
}
|
||||
}
|
||||
|
||||
|
|
|
|||
|
|
@ -24,4 +24,6 @@ sealed class LockScreenViewEvent : VectorViewEvents {
|
|||
data class AuthSuccessful(val method: AuthMethod) : LockScreenViewEvent()
|
||||
data class AuthFailure(val method: AuthMethod) : LockScreenViewEvent()
|
||||
data class AuthError(val method: AuthMethod, val throwable: Throwable) : LockScreenViewEvent()
|
||||
object ShowBiometricKeyInvalidatedMessage : LockScreenViewEvent()
|
||||
object ShowBiometricPromptAutomatically : LockScreenViewEvent()
|
||||
}
|
||||
|
|
|
|||
|
|
@ -17,12 +17,11 @@
|
|||
package im.vector.app.features.pin.lockscreen.ui
|
||||
|
||||
import android.annotation.SuppressLint
|
||||
import android.app.KeyguardManager
|
||||
import android.os.Build
|
||||
import android.security.keystore.KeyPermanentlyInvalidatedException
|
||||
import androidx.fragment.app.FragmentActivity
|
||||
import com.airbnb.mvrx.MavericksViewModelFactory
|
||||
import com.airbnb.mvrx.ViewModelContext
|
||||
import com.airbnb.mvrx.withState
|
||||
import dagger.assisted.Assisted
|
||||
import dagger.assisted.AssistedFactory
|
||||
import dagger.assisted.AssistedInject
|
||||
|
|
@ -31,26 +30,29 @@ import im.vector.app.core.di.hiltMavericksViewModelFactory
|
|||
import im.vector.app.core.platform.VectorViewModel
|
||||
import im.vector.app.features.pin.lockscreen.biometrics.BiometricAuthError
|
||||
import im.vector.app.features.pin.lockscreen.biometrics.BiometricHelper
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguratorProvider
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenMode
|
||||
import im.vector.app.features.pin.lockscreen.crypto.LockScreenKeysMigrator
|
||||
import im.vector.app.features.pin.lockscreen.pincode.PinCodeHelper
|
||||
import kotlinx.coroutines.delay
|
||||
import kotlinx.coroutines.flow.catch
|
||||
import kotlinx.coroutines.flow.emitAll
|
||||
import kotlinx.coroutines.flow.firstOrNull
|
||||
import kotlinx.coroutines.flow.flow
|
||||
import kotlinx.coroutines.flow.launchIn
|
||||
import kotlinx.coroutines.flow.onEach
|
||||
import kotlinx.coroutines.runBlocking
|
||||
import kotlinx.coroutines.launch
|
||||
import kotlinx.coroutines.withTimeoutOrNull
|
||||
import org.matrix.android.sdk.api.util.BuildVersionSdkIntProvider
|
||||
import kotlin.time.Duration.Companion.milliseconds
|
||||
import kotlin.time.Duration.Companion.seconds
|
||||
|
||||
class LockScreenViewModel @AssistedInject constructor(
|
||||
@Assisted val initialState: LockScreenViewState,
|
||||
private val pinCodeHelper: PinCodeHelper,
|
||||
private val biometricHelper: BiometricHelper,
|
||||
biometricHelperFactory: BiometricHelper.BiometricHelperFactory,
|
||||
private val lockScreenKeysMigrator: LockScreenKeysMigrator,
|
||||
private val configuratorProvider: LockScreenConfiguratorProvider,
|
||||
private val buildVersionSdkIntProvider: BuildVersionSdkIntProvider,
|
||||
private val versionProvider: BuildVersionSdkIntProvider,
|
||||
private val keyguardManager: KeyguardManager,
|
||||
) : VectorViewModel<LockScreenViewState, LockScreenAction, LockScreenViewEvent>(initialState) {
|
||||
|
||||
@AssistedFactory
|
||||
|
|
@ -58,27 +60,9 @@ class LockScreenViewModel @AssistedInject constructor(
|
|||
override fun create(initialState: LockScreenViewState): LockScreenViewModel
|
||||
}
|
||||
|
||||
companion object : MavericksViewModelFactory<LockScreenViewModel, LockScreenViewState> by hiltMavericksViewModelFactory() {
|
||||
companion object : MavericksViewModelFactory<LockScreenViewModel, LockScreenViewState> by hiltMavericksViewModelFactory()
|
||||
|
||||
override fun initialState(viewModelContext: ViewModelContext): LockScreenViewState {
|
||||
return LockScreenViewState(
|
||||
lockScreenConfiguration = DUMMY_CONFIGURATION,
|
||||
canUseBiometricAuth = false,
|
||||
showBiometricPromptAutomatically = false,
|
||||
pinCodeState = PinCodeState.Idle,
|
||||
isBiometricKeyInvalidated = false,
|
||||
)
|
||||
}
|
||||
|
||||
private val DUMMY_CONFIGURATION = LockScreenConfiguration(
|
||||
mode = LockScreenMode.VERIFY,
|
||||
pinCodeLength = 4,
|
||||
isStrongBiometricsEnabled = false,
|
||||
isDeviceCredentialUnlockEnabled = false,
|
||||
isWeakBiometricsEnabled = false,
|
||||
needsNewCodeValidation = false,
|
||||
)
|
||||
}
|
||||
private val biometricHelper = biometricHelperFactory.create(initialState.lockScreenConfiguration)
|
||||
|
||||
private var firstEnteredCode: String? = null
|
||||
|
||||
|
|
@ -86,18 +70,37 @@ class LockScreenViewModel @AssistedInject constructor(
|
|||
private var isSystemAuthTemporarilyDisabledByBiometricPrompt = false
|
||||
|
||||
init {
|
||||
// We need this to run synchronously before we start reading the configurations
|
||||
runBlocking { lockScreenKeysMigrator.migrateIfNeeded() }
|
||||
viewModelScope.launch {
|
||||
// Wait until the keyguard is unlocked before performing migrations, it might cause crashes otherwise on Android 12 and 12L
|
||||
waitUntilKeyguardIsUnlocked()
|
||||
// Migrate pin code / system keys if needed
|
||||
lockScreenKeysMigrator.migrateIfNeeded()
|
||||
// Update initial state with biometric info
|
||||
updateStateWithBiometricInfo()
|
||||
}
|
||||
}
|
||||
|
||||
configuratorProvider.configurationFlow
|
||||
.onEach { updateConfiguration(it) }
|
||||
.launchIn(viewModelScope)
|
||||
private fun observeStateChanges() {
|
||||
// The first time the state allows it, show the biometric prompt
|
||||
viewModelScope.launch {
|
||||
if (stateFlow.firstOrNull { it.showBiometricPromptAutomatically } != null) {
|
||||
_viewEvents.post(LockScreenViewEvent.ShowBiometricPromptAutomatically)
|
||||
}
|
||||
}
|
||||
|
||||
// The first time the state allows it, react to biometric key being invalidated
|
||||
viewModelScope.launch {
|
||||
if (stateFlow.firstOrNull { it.isBiometricKeyInvalidated } != null) {
|
||||
onBiometricKeyInvalidated()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
override fun handle(action: LockScreenAction) {
|
||||
when (action) {
|
||||
is LockScreenAction.PinCodeEntered -> onPinCodeEntered(action.value)
|
||||
is LockScreenAction.ShowBiometricPrompt -> showBiometricPrompt(action.callingActivity)
|
||||
is LockScreenAction.OnUIReady -> observeStateChanges()
|
||||
}
|
||||
}
|
||||
|
||||
|
|
@ -141,13 +144,18 @@ class LockScreenViewModel @AssistedInject constructor(
|
|||
private fun showBiometricPrompt(activity: FragmentActivity) = flow {
|
||||
emitAll(biometricHelper.authenticate(activity))
|
||||
}.catch { error ->
|
||||
if (buildVersionSdkIntProvider.get() >= Build.VERSION_CODES.M && error is KeyPermanentlyInvalidatedException) {
|
||||
removeBiometricAuthentication()
|
||||
} else if (error is BiometricAuthError && error.isAuthDisabledError) {
|
||||
isSystemAuthTemporarilyDisabledByBiometricPrompt = true
|
||||
updateStateWithBiometricInfo()
|
||||
when {
|
||||
versionProvider.get() >= Build.VERSION_CODES.M && error is KeyPermanentlyInvalidatedException -> {
|
||||
onBiometricKeyInvalidated()
|
||||
}
|
||||
else -> {
|
||||
if (error is BiometricAuthError && error.isAuthDisabledError) {
|
||||
isSystemAuthTemporarilyDisabledByBiometricPrompt = true
|
||||
updateStateWithBiometricInfo()
|
||||
}
|
||||
_viewEvents.post(LockScreenViewEvent.AuthError(AuthMethod.BIOMETRICS, error))
|
||||
}
|
||||
}
|
||||
_viewEvents.post(LockScreenViewEvent.AuthError(AuthMethod.BIOMETRICS, error))
|
||||
}.onEach { success ->
|
||||
_viewEvents.post(
|
||||
if (success) LockScreenViewEvent.AuthSuccessful(AuthMethod.BIOMETRICS)
|
||||
|
|
@ -155,24 +163,22 @@ class LockScreenViewModel @AssistedInject constructor(
|
|||
)
|
||||
}.launchIn(viewModelScope)
|
||||
|
||||
fun reset() {
|
||||
configuratorProvider.reset()
|
||||
}
|
||||
|
||||
private fun removeBiometricAuthentication() {
|
||||
private suspend fun onBiometricKeyInvalidated() {
|
||||
biometricHelper.disableAuthentication()
|
||||
updateStateWithBiometricInfo()
|
||||
_viewEvents.post(LockScreenViewEvent.ShowBiometricKeyInvalidatedMessage)
|
||||
}
|
||||
|
||||
private fun updateStateWithBiometricInfo() {
|
||||
val configuration = withState(this) { it.lockScreenConfiguration }
|
||||
val canUseBiometricAuth = configuration.mode == LockScreenMode.VERIFY &&
|
||||
@SuppressLint("NewApi")
|
||||
private suspend fun updateStateWithBiometricInfo() {
|
||||
// This is a terrible hack, but I found no other way to ensure this would be called only after the device is considered unlocked on Android 12+
|
||||
waitUntilKeyguardIsUnlocked()
|
||||
setState {
|
||||
val isBiometricKeyInvalidated = biometricHelper.hasSystemKey && !biometricHelper.isSystemKeyValid
|
||||
val canUseBiometricAuth = lockScreenConfiguration.mode == LockScreenMode.VERIFY &&
|
||||
!isSystemAuthTemporarilyDisabledByBiometricPrompt &&
|
||||
biometricHelper.isSystemAuthEnabledAndValid
|
||||
val isBiometricKeyInvalidated = biometricHelper.hasSystemKey && !biometricHelper.isSystemKeyValid
|
||||
val showBiometricPromptAutomatically = canUseBiometricAuth &&
|
||||
configuration.autoStartBiometric
|
||||
setState {
|
||||
val showBiometricPromptAutomatically = canUseBiometricAuth && lockScreenConfiguration.autoStartBiometric
|
||||
copy(
|
||||
canUseBiometricAuth = canUseBiometricAuth,
|
||||
showBiometricPromptAutomatically = showBiometricPromptAutomatically,
|
||||
|
|
@ -181,8 +187,18 @@ class LockScreenViewModel @AssistedInject constructor(
|
|||
}
|
||||
}
|
||||
|
||||
private fun updateConfiguration(configuration: LockScreenConfiguration) {
|
||||
setState { copy(lockScreenConfiguration = configuration) }
|
||||
updateStateWithBiometricInfo()
|
||||
/**
|
||||
* Wait until the device is unlocked. There seems to be a behavior change on Android 12 that makes [KeyguardManager.isDeviceLocked] return `false` even
|
||||
* after an Activity's `onResume` method. If we mix that with the system keys needing the device to be unlocked before they're used, we get crashes.
|
||||
* See issue [#6768](https://github.com/vector-im/element-android/issues/6768).
|
||||
*/
|
||||
@SuppressLint("NewApi")
|
||||
private suspend fun waitUntilKeyguardIsUnlocked() {
|
||||
if (versionProvider.get() < Build.VERSION_CODES.S) return
|
||||
withTimeoutOrNull(5.seconds) {
|
||||
while (keyguardManager.isDeviceLocked) {
|
||||
delay(50.milliseconds)
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
|
|
|||
|
|
@ -25,7 +25,11 @@ data class LockScreenViewState(
|
|||
val showBiometricPromptAutomatically: Boolean,
|
||||
val pinCodeState: PinCodeState,
|
||||
val isBiometricKeyInvalidated: Boolean,
|
||||
) : MavericksState
|
||||
) : MavericksState {
|
||||
constructor(lockScreenConfiguration: LockScreenConfiguration) : this(
|
||||
lockScreenConfiguration, false, false, PinCodeState.Idle, false
|
||||
)
|
||||
}
|
||||
|
||||
sealed class PinCodeState {
|
||||
object Idle : PinCodeState()
|
||||
|
|
|
|||
|
|
@ -28,6 +28,8 @@ import im.vector.app.features.notifications.NotificationDrawerManager
|
|||
import im.vector.app.features.pin.PinCodeStore
|
||||
import im.vector.app.features.pin.PinMode
|
||||
import im.vector.app.features.pin.lockscreen.biometrics.BiometricHelper
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenMode
|
||||
import kotlinx.coroutines.flow.collect
|
||||
import kotlinx.coroutines.launch
|
||||
import org.matrix.android.sdk.api.extensions.orFalse
|
||||
|
|
@ -38,12 +40,15 @@ class VectorSettingsPinFragment @Inject constructor(
|
|||
private val pinCodeStore: PinCodeStore,
|
||||
private val navigator: Navigator,
|
||||
private val notificationDrawerManager: NotificationDrawerManager,
|
||||
private val biometricHelper: BiometricHelper,
|
||||
biometricHelperFactory: BiometricHelper.BiometricHelperFactory,
|
||||
defaultLockScreenConfiguration: LockScreenConfiguration,
|
||||
) : VectorSettingsBaseFragment() {
|
||||
|
||||
override var titleRes = R.string.settings_security_application_protection_screen_title
|
||||
override val preferenceXmlRes = R.xml.vector_settings_pin
|
||||
|
||||
private val biometricHelper = biometricHelperFactory.create(defaultLockScreenConfiguration.copy(mode = LockScreenMode.CREATE))
|
||||
|
||||
private val usePinCodePref by lazy {
|
||||
findPreference<SwitchPreference>(VectorPreferences.SETTINGS_SECURITY_USE_PIN_CODE_FLAG)!!
|
||||
}
|
||||
|
|
@ -102,9 +107,10 @@ class VectorSettingsPinFragment @Inject constructor(
|
|||
}.onFailure {
|
||||
showEnableBiometricErrorMessage()
|
||||
}
|
||||
|
||||
updateBiometricPrefState(isPinCodeChecked = usePinCodePref.isChecked)
|
||||
}
|
||||
false
|
||||
true
|
||||
} else {
|
||||
disableBiometricAuthentication()
|
||||
true
|
||||
|
|
|
|||
|
|
@ -16,6 +16,7 @@
|
|||
|
||||
package im.vector.app.features.pin.lockscreen.fragment
|
||||
|
||||
import android.app.KeyguardManager
|
||||
import android.os.Build
|
||||
import android.security.keystore.KeyPermanentlyInvalidatedException
|
||||
import androidx.fragment.app.FragmentActivity
|
||||
|
|
@ -23,7 +24,6 @@ import com.airbnb.mvrx.test.MvRxTestRule
|
|||
import com.airbnb.mvrx.withState
|
||||
import im.vector.app.features.pin.lockscreen.biometrics.BiometricHelper
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguration
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenConfiguratorProvider
|
||||
import im.vector.app.features.pin.lockscreen.configuration.LockScreenMode
|
||||
import im.vector.app.features.pin.lockscreen.crypto.LockScreenKeysMigrator
|
||||
import im.vector.app.features.pin.lockscreen.pincode.PinCodeHelper
|
||||
|
|
@ -42,6 +42,7 @@ import io.mockk.every
|
|||
import io.mockk.mockk
|
||||
import io.mockk.verify
|
||||
import kotlinx.coroutines.flow.flowOf
|
||||
import kotlinx.coroutines.test.advanceUntilIdle
|
||||
import kotlinx.coroutines.test.runTest
|
||||
import org.amshove.kluent.shouldBeEqualTo
|
||||
import org.amshove.kluent.shouldBeFalse
|
||||
|
|
@ -57,7 +58,15 @@ class LockScreenViewModelTests {
|
|||
|
||||
private val pinCodeHelper = mockk<PinCodeHelper>(relaxed = true)
|
||||
private val biometricHelper = mockk<BiometricHelper>(relaxed = true)
|
||||
private val biometricHelperFactory = object : BiometricHelper.BiometricHelperFactory {
|
||||
override fun create(configuration: LockScreenConfiguration): BiometricHelper {
|
||||
return biometricHelper
|
||||
}
|
||||
}
|
||||
private val keysMigrator = mockk<LockScreenKeysMigrator>(relaxed = true)
|
||||
private val keyguardManager = mockk<KeyguardManager>(relaxed = true) {
|
||||
every { isDeviceLocked } returns false
|
||||
}
|
||||
private val versionProvider = TestBuildVersionSdkIntProvider()
|
||||
|
||||
@Before
|
||||
|
|
@ -68,19 +77,36 @@ class LockScreenViewModelTests {
|
|||
@Test
|
||||
fun `init migrates old keys to new ones if needed`() {
|
||||
val initialState = createViewState()
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
|
||||
coVerify { keysMigrator.migrateIfNeeded() }
|
||||
}
|
||||
|
||||
@Test
|
||||
fun `init updates the initial state with biometric info`() = runTest {
|
||||
every { biometricHelper.isSystemAuthEnabledAndValid } returns true
|
||||
val initialState = createViewState()
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
advanceUntilIdle()
|
||||
val newState = viewModel.awaitState()
|
||||
newState shouldNotBeEqualTo initialState
|
||||
}
|
||||
|
||||
@Test
|
||||
fun `Updating the initial state with biometric info waits until device is unlocked on Android 12+`() = runTest {
|
||||
val initialState = createViewState()
|
||||
versionProvider.value = Build.VERSION_CODES.S
|
||||
LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
advanceUntilIdle()
|
||||
verify { keyguardManager.isDeviceLocked }
|
||||
}
|
||||
|
||||
@Test
|
||||
fun `when ViewModel is instantiated initialState is updated with biometric info`() {
|
||||
val initialState = createViewState()
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
// This should set canUseBiometricAuth to true
|
||||
every { biometricHelper.isSystemAuthEnabledAndValid } returns true
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
val newState = withState(viewModel) { it }
|
||||
initialState shouldNotBeEqualTo newState
|
||||
}
|
||||
|
|
@ -88,8 +114,7 @@ class LockScreenViewModelTests {
|
|||
@Test
|
||||
fun `when onPinCodeEntered is called in VERIFY mode, the code is verified and the result is emitted as a ViewEvent`() = runTest {
|
||||
val initialState = createViewState()
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
coEvery { pinCodeHelper.verifyPinCode(any()) } returns true
|
||||
|
||||
val events = viewModel.test().viewEvents
|
||||
|
|
@ -113,8 +138,7 @@ class LockScreenViewModelTests {
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fun `when onPinCodeEntered is called in CREATE mode with no confirmation needed it creates the pin code`() = runTest {
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val configuration = createDefaultConfiguration(mode = LockScreenMode.CREATE, needsNewCodeValidation = false)
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val initialState = createViewState(lockScreenConfiguration = configuration)
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val configProvider = LockScreenConfiguratorProvider(configuration)
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val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
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val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
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|
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val events = viewModel.test().viewEvents
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events.assertNoValues()
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|
@ -128,9 +152,8 @@ class LockScreenViewModelTests {
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|||
@Test
|
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fun `when onPinCodeEntered is called twice in CREATE mode with confirmation needed it verifies and creates the pin code`() = runTest {
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||||
val configuration = createDefaultConfiguration(mode = LockScreenMode.CREATE, needsNewCodeValidation = true)
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val configProvider = LockScreenConfiguratorProvider(configuration)
|
||||
val initialState = createViewState(lockScreenConfiguration = configuration)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
|
||||
val events = viewModel.test().viewEvents
|
||||
events.assertNoValues()
|
||||
|
|
@ -149,8 +172,7 @@ class LockScreenViewModelTests {
|
|||
fun `when onPinCodeEntered is called in CREATE mode with incorrect confirmation it clears the pin code`() = runTest {
|
||||
val configuration = createDefaultConfiguration(mode = LockScreenMode.CREATE, needsNewCodeValidation = true)
|
||||
val initialState = createViewState(lockScreenConfiguration = configuration)
|
||||
val configProvider = LockScreenConfiguratorProvider(configuration)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
|
||||
val events = viewModel.test().viewEvents
|
||||
events.assertNoValues()
|
||||
|
|
@ -170,8 +192,7 @@ class LockScreenViewModelTests {
|
|||
@Test
|
||||
fun `onPinCodeEntered handles exceptions`() = runTest {
|
||||
val initialState = createViewState()
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
val exception = IllegalStateException("Something went wrong")
|
||||
coEvery { pinCodeHelper.verifyPinCode(any()) } throws exception
|
||||
|
||||
|
|
@ -187,39 +208,34 @@ class LockScreenViewModelTests {
|
|||
fun `when showBiometricPrompt catches a KeyPermanentlyInvalidatedException it disables biometric authentication`() = runTest {
|
||||
versionProvider.value = Build.VERSION_CODES.M
|
||||
|
||||
every { biometricHelper.isSystemAuthEnabledAndValid } returns true
|
||||
every { biometricHelper.isSystemKeyValid } returns true
|
||||
every { biometricHelper.isSystemKeyValid } returns false
|
||||
val exception = KeyPermanentlyInvalidatedException()
|
||||
coEvery { biometricHelper.authenticate(any<FragmentActivity>()) } throws exception
|
||||
coEvery { biometricHelper.disableAuthentication() } coAnswers {
|
||||
every { biometricHelper.isSystemAuthEnabledAndValid } returns false
|
||||
}
|
||||
val configuration = createDefaultConfiguration(mode = LockScreenMode.VERIFY, needsNewCodeValidation = true, isBiometricsEnabled = true)
|
||||
val configProvider = LockScreenConfiguratorProvider(configuration)
|
||||
val initialState = createViewState(
|
||||
canUseBiometricAuth = true,
|
||||
isBiometricKeyInvalidated = false,
|
||||
lockScreenConfiguration = configuration
|
||||
)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(initialState, pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
|
||||
val events = viewModel.test().viewEvents
|
||||
events.assertNoValues()
|
||||
|
||||
viewModel.handle(LockScreenAction.ShowBiometricPrompt(mockk()))
|
||||
|
||||
events.assertValues(LockScreenViewEvent.AuthError(AuthMethod.BIOMETRICS, exception))
|
||||
events.assertValues(LockScreenViewEvent.ShowBiometricKeyInvalidatedMessage)
|
||||
verify { biometricHelper.disableAuthentication() }
|
||||
|
||||
// System key was deleted, biometric auth should be disabled
|
||||
every { biometricHelper.isSystemAuthEnabledAndValid } returns false
|
||||
val newState = viewModel.awaitState()
|
||||
newState.canUseBiometricAuth.shouldBeFalse()
|
||||
}
|
||||
|
||||
@Test
|
||||
fun `when showBiometricPrompt receives an event it propagates it as a ViewEvent`() = runTest {
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
val viewModel = LockScreenViewModel(createViewState(), pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(createViewState(), pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
coEvery { biometricHelper.authenticate(any<FragmentActivity>()) } returns flowOf(false, true)
|
||||
|
||||
val events = viewModel.test().viewEvents
|
||||
|
|
@ -232,8 +248,7 @@ class LockScreenViewModelTests {
|
|||
|
||||
@Test
|
||||
fun `showBiometricPrompt handles exceptions`() = runTest {
|
||||
val configProvider = LockScreenConfiguratorProvider(createDefaultConfiguration())
|
||||
val viewModel = LockScreenViewModel(createViewState(), pinCodeHelper, biometricHelper, keysMigrator, configProvider, versionProvider)
|
||||
val viewModel = LockScreenViewModel(createViewState(), pinCodeHelper, biometricHelperFactory, keysMigrator, versionProvider, keyguardManager)
|
||||
val exception = IllegalStateException("Something went wrong")
|
||||
coEvery { biometricHelper.authenticate(any<FragmentActivity>()) } throws exception
|
||||
|
||||
|
|
|
|||
Loading…
Reference in a new issue