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Merge pull request #7699 from vector-im/bugfix/hughns/qr-device-race

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Hugh Nimmo-Smith 2022-12-09 12:04:29 +00:00 committed by GitHub
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changelog.d/7699.bugfix Normal file
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@ -0,0 +1 @@
Fix E2EE set up failure whilst signing in using QR code

11
matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/rendezvous/Rendezvous.kt
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@ -35,7 +35,10 @@ import org.matrix.android.sdk.api.session.crypto.crosssigning.KEYBACKUP_SECRET_S
import org.matrix.android.sdk.api.session.crypto.crosssigning.MASTER_KEY_SSSS_NAME
import org.matrix.android.sdk.api.session.crypto.crosssigning.SELF_SIGNING_KEY_SSSS_NAME
import org.matrix.android.sdk.api.session.crypto.crosssigning.USER_SIGNING_KEY_SSSS_NAME
import org.matrix.android.sdk.api.session.crypto.model.CryptoDeviceInfo
import org.matrix.android.sdk.api.session.crypto.model.MXUsersDevicesMap
import org.matrix.android.sdk.api.util.MatrixJsonParser
import org.matrix.android.sdk.api.util.awaitCallback
import timber.log.Timber
/**
@ -147,6 +150,14 @@ class Rendezvous(
val deviceKey = crypto.getMyDevice().fingerprint()
send(Payload(PayloadType.PROGRESS, outcome = Outcome.SUCCESS, deviceId = deviceId, deviceKey = deviceKey))
try {
// explicitly download keys for ourself rather than racing with initial sync which might not complete in time
awaitCallback<MXUsersDevicesMap<CryptoDeviceInfo>> { crypto.downloadKeys(listOf(userId), false, it) }
} catch (e: Throwable) {
// log as warning and continue as initial sync might still complete
Timber.tag(TAG).w(e, "Failed to download keys for self")
}
// await confirmation of verification
val verificationResponse = receive()
if (verificationResponse?.outcome == Outcome.VERIFIED) {