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crypto: Add proper scopes to our verification methods

This commit is contained in:
Damir Jelić 2021-07-20 16:35:50 +02:00
parent 2097f4e6c2
commit 93f36db43c
4 changed files with 117 additions and 131 deletions
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18
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/QrCodeVerification.kt
View File

@ -156,7 +156,7 @@ internal class QrCodeVerification(
* This confirms that the other side has scanned our QR code.
*/
@Throws(CryptoStoreErrorException::class)
suspend fun confirm() {
private suspend fun confirm() {
val request = withContext(Dispatchers.IO)
{
machine.confirmVerification(request.otherUser(), request.flowId())
@ -167,14 +167,6 @@ internal class QrCodeVerification(
}
}
/** Send out a verification request in a blocking manner*/
private fun sendRequest(request: OutgoingVerificationRequest) {
runBlocking { sender.sendVerificationRequest(request) }
refreshData()
dispatchTxUpdated()
}
private fun cancelHelper(code: CancelCode) {
val request = this.machine.cancelVerification(this.request.otherUser(), this.request.flowId(), code.value)
@ -183,6 +175,14 @@ internal class QrCodeVerification(
}
}
/** Send out a verification request in a blocking manner*/
private fun sendRequest(request: OutgoingVerificationRequest) {
runBlocking { sender.sendVerificationRequest(request) }
refreshData()
dispatchTxUpdated()
}
/** Fetch fetch data from the Rust side for our verification flow */
private fun refreshData() {
when (val verification = this.machine.getVerification(this.request.otherUser(), this.request.flowId())) {

80
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/RustSasVerification.kt
View File

@ -56,18 +56,6 @@ internal class SasVerification(
}
}
private fun refreshData() {
when (val verification = this.machine.getVerification(this.inner.otherUserId, this.inner.flowId)) {
is Verification.SasV1 -> {
this.inner = verification.sas
}
else -> {
}
}
return
}
override val isIncoming: Boolean
get() = !this.inner.weStarted
@ -84,7 +72,7 @@ internal class SasVerification(
refreshData()
val cancelInfo = this.inner.cancelInfo
return when {
cancelInfo != null -> {
cancelInfo != null -> {
val cancelCode = safeValueOf(cancelInfo.cancelCode)
VerificationTxState.Cancelled(cancelCode, cancelInfo.cancelledByUs)
}
@ -118,9 +106,8 @@ internal class SasVerification(
override fun supportsDecimal(): Boolean {
// This is ignored anyways, throw it away?
// The spec also mandates that devices support
// at least decimal and the rust-sdk cancels if
// devices don't support it
// The spec also mandates that devices support at least decimal and
// the rust-sdk cancels if devices don't support it
return true
}
@ -130,15 +117,26 @@ internal class SasVerification(
}
override fun userHasVerifiedShortCode() {
val request = runBlocking { confirm() } ?: return
sendRequest(request)
runBlocking { confirm() }
}
override fun acceptVerification() {
runBlocking { accept() }
}
suspend fun accept() {
override fun getDecimalCodeRepresentation(): String {
val decimals = this.machine.getDecimals(this.inner.otherUserId, this.inner.flowId)
return decimals?.joinToString(" ") ?: ""
}
override fun getEmojiCodeRepresentation(): List<EmojiRepresentation> {
val emojiIndex = this.machine.getEmojiIndex(this.inner.otherUserId, this.inner.flowId)
return emojiIndex?.map { getEmojiForCode(it) } ?: listOf()
}
internal suspend fun accept() {
val request = this.machine.acceptSasVerification(this.inner.otherUserId, inner.flowId)
if (request != null) {
@ -149,12 +147,16 @@ internal class SasVerification(
}
@Throws(CryptoStoreErrorException::class)
suspend fun confirm(): OutgoingVerificationRequest? =
withContext(Dispatchers.IO) {
machine.confirmVerification(inner.otherUserId, inner.flowId)
}
private suspend fun confirm() {
val request = withContext(Dispatchers.IO) {
machine.confirmVerification(inner.otherUserId, inner.flowId)
}
if (request != null) {
this.sender.sendVerificationRequest(request)
}
}
fun cancelHelper(code: CancelCode) {
private fun cancelHelper(code: CancelCode) {
val request = this.machine.cancelVerification(this.inner.otherUserId, inner.flowId, code.value)
if (request != null) {
@ -162,24 +164,22 @@ internal class SasVerification(
}
}
override fun getEmojiCodeRepresentation(): List<EmojiRepresentation> {
val emojiIndex = this.machine.getEmojiIndex(this.inner.otherUserId, this.inner.flowId)
return emojiIndex?.map { getEmojiForCode(it) } ?: listOf()
}
override fun getDecimalCodeRepresentation(): String {
val decimals = this.machine.getDecimals(this.inner.otherUserId, this.inner.flowId)
return decimals?.joinToString(" ") ?: ""
}
fun sendRequest(request: OutgoingVerificationRequest) {
runBlocking {
sender.sendVerificationRequest(request)
}
private fun sendRequest(request: OutgoingVerificationRequest) {
runBlocking { sender.sendVerificationRequest(request) }
refreshData()
dispatchTxUpdated()
}
private fun refreshData() {
when (val verification = this.machine.getVerification(this.inner.otherUserId, this.inner.flowId)) {
is Verification.SasV1 -> {
this.inner = verification.sas
}
else -> {
}
}
return
}
}

111
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/VerificationRequest.kt
View File

@ -34,6 +34,7 @@ import org.matrix.android.sdk.internal.crypto.model.rest.VERIFICATION_METHOD_QR_
import org.matrix.android.sdk.internal.crypto.model.rest.VERIFICATION_METHOD_RECIPROCATE
import org.matrix.android.sdk.internal.crypto.model.rest.VERIFICATION_METHOD_SAS
import org.matrix.android.sdk.internal.crypto.model.rest.toValue
import org.matrix.android.sdk.internal.crypto.verification.prepareMethods
import timber.log.Timber
import uniffi.olm.OlmMachine
import uniffi.olm.VerificationRequest
@ -46,16 +47,6 @@ internal class VerificationRequest(
) {
private val uiHandler = Handler(Looper.getMainLooper())
private fun refreshData() {
val request = this.machine.getVerificationRequest(this.inner.otherUserId, this.inner.flowId)
if (request != null) {
this.inner = request
}
return
}
internal fun dispatchRequestUpdated() {
uiHandler.post {
listeners.forEach {
@ -68,42 +59,65 @@ internal class VerificationRequest(
}
}
fun isCanceled(): Boolean {
refreshData()
return this.inner.isCancelled
}
fun isDone(): Boolean {
refreshData()
return this.inner.isDone
}
fun flowId(): String {
internal fun flowId(): String {
return this.inner.flowId
}
fun otherUser(): String {
internal fun otherUser(): String {
return this.inner.otherUserId
}
fun otherDeviceId(): String? {
internal fun otherDeviceId(): String? {
refreshData()
return this.inner.otherDeviceId
}
fun weStarted(): Boolean {
internal fun weStarted(): Boolean {
return this.inner.weStarted
}
fun roomId(): String? {
internal fun roomId(): String? {
return this.inner.roomId
}
fun isReady(): Boolean {
internal fun isReady(): Boolean {
refreshData()
return this.inner.isReady
}
internal fun canScanQrCodes(): Boolean {
refreshData()
return this.inner.ourMethods?.contains(VERIFICATION_METHOD_QR_CODE_SCAN) ?: false
}
suspend fun acceptWithMethods(methods: List<VerificationMethod>) {
val stringMethods = prepareMethods(methods)
val request = this.machine.acceptVerificationRequest(
this.inner.otherUserId,
this.inner.flowId,
stringMethods
)
if (request != null) {
this.sender.sendVerificationRequest(request)
this.dispatchRequestUpdated()
}
}
internal suspend fun startSasVerification(): SasVerification? {
return withContext(Dispatchers.IO) {
val result = machine.startSasVerification(inner.otherUserId, inner.flowId)
if (result != null) {
sender.sendVerificationRequest(result.request)
SasVerification(machine, result.sas, sender, listeners)
} else {
null
}
}
}
internal suspend fun scanQrCode(data: String): QrCodeVerification? {
// TODO again, what's the deal with ISO_8859_1?
val byteArray = data.toByteArray(Charsets.ISO_8859_1)
@ -130,18 +144,11 @@ internal class VerificationRequest(
}
}
suspend fun acceptWithMethods(methods: List<VerificationMethod>) {
val stringMethods: MutableList<String> = methods.map { it.toValue() }.toMutableList()
if (stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SHOW) ||
stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SCAN)) {
stringMethods.add(VERIFICATION_METHOD_RECIPROCATE)
}
val request = this.machine.acceptVerificationRequest(
this.inner.otherUserId,
this.inner.flowId,
stringMethods
internal suspend fun cancel() {
val request = this.machine.cancelVerification(
this.inner.otherUserId,
this.inner.flowId,
CancelCode.User.value
)
if (request != null) {
@ -150,35 +157,15 @@ internal class VerificationRequest(
}
}
suspend fun cancel() {
val request = this.machine.cancelVerification(this.inner.otherUserId, this.inner.flowId, CancelCode.User.value)
private fun refreshData() {
val request = this.machine.getVerificationRequest(this.inner.otherUserId, this.inner.flowId)
if (request != null) {
this.sender.sendVerificationRequest(request)
this.dispatchRequestUpdated()
this.inner = request
}
}
fun canScanQrCodes(): Boolean {
refreshData()
return this.inner.ourMethods?.contains(VERIFICATION_METHOD_QR_CODE_SCAN) ?: false
}
suspend fun startSasVerification(): SasVerification? {
refreshData()
return withContext(Dispatchers.IO) {
val result = machine.startSasVerification(inner.otherUserId, inner.flowId)
if (result != null) {
sender.sendVerificationRequest(result.request)
SasVerification(machine, result.sas, sender, listeners)
} else {
null
}
}
}
fun toPendingVerificationRequest(): PendingVerificationRequest {
internal fun toPendingVerificationRequest(): PendingVerificationRequest {
refreshData()
val cancelInfo = this.inner.cancelInfo
val cancelCode =

39
matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/verification/RustVerificationService.kt
View File

@ -46,7 +46,7 @@ import timber.log.Timber
import uniffi.olm.Verification
@JsonClass(generateAdapter = true)
data class ToDeviceVerificationEvent(
internal data class ToDeviceVerificationEvent(
@Json(name = "sender") val sender: String?,
@Json(name = "transaction_id") val transactionId: String,
)
@ -61,6 +61,17 @@ private fun getFlowId(event: Event): String? {
}
}
internal fun prepareMethods(methods: List<VerificationMethod>): List<String> {
val stringMethods: MutableList<String> = methods.map { it.toValue() }.toMutableList()
if (stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SHOW) ||
stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SCAN)) {
stringMethods.add(VERIFICATION_METHOD_RECIPROCATE)
}
return stringMethods
}
internal class RustVerificationService(
private val olmMachine: OlmMachine,
private val requestSender: RequestSender,
@ -117,7 +128,7 @@ internal class RustVerificationService(
}
}
suspend fun onEvent(event: Event) = when (event.getClearType()) {
internal suspend fun onEvent(event: Event) = when (event.getClearType()) {
MessageType.MSGTYPE_VERIFICATION_REQUEST -> onRequest(event)
EventType.KEY_VERIFICATION_START -> onStart(event)
EventType.KEY_VERIFICATION_READY,
@ -148,11 +159,11 @@ internal class RustVerificationService(
if (request != null && request.isReady()) {
// If this is a SAS verification originating from a `m.key.verification.request`
// event we auto-accept here considering that we either initiated the request or
// accepted the request, otherwise it's a QR code verification, just dispatch an update.
// event, we auto-accept here considering that we either initiated the request or
// accepted the request. If it's a QR code verification, just dispatch an update.
if (verification is SasVerification) {
// Accept dispatches an update, no need to do it twice.
Timber.d("## Verification: Auto accepting SAS verification with $sender")
Timber.d("## Verification: Auto accepting SAS verification with $sender")
verification.accept()
} else {
dispatchTxUpdated(verification)
@ -227,7 +238,7 @@ internal class RustVerificationService(
is Verification.SasV1 -> {
SasVerification(this.olmMachine.inner(), verification.sas, this.requestSender, this.listeners)
}
null -> {
null -> {
// This branch exists because scanning a QR code is tied to the QrCodeVerification,
// i.e. instead of branching into a scanned QR code verification from the verification request,
// like it's done for SAS verifications, the public API expects us to create an empty dummy
@ -296,12 +307,7 @@ internal class RustVerificationService(
otherUserId: String,
otherDevices: List<String>?
): PendingVerificationRequest {
val stringMethods: MutableList<String> = methods.map { it.toValue() }.toMutableList()
if (stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SHOW) ||
stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SCAN)) {
stringMethods.add(VERIFICATION_METHOD_RECIPROCATE)
}
val stringMethods = prepareMethods(methods)
val result = this.olmMachine.inner().requestSelfVerification(stringMethods)
runBlocking {
@ -318,13 +324,7 @@ internal class RustVerificationService(
localId: String?
): PendingVerificationRequest {
Timber.i("## SAS Requesting verification to user: $otherUserId in room $roomId")
val stringMethods: MutableList<String> = methods.map { it.toValue() }.toMutableList()
if (stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SHOW) ||
stringMethods.contains(VERIFICATION_METHOD_QR_CODE_SCAN)) {
stringMethods.add(VERIFICATION_METHOD_RECIPROCATE)
}
val stringMethods = prepareMethods(methods)
val content = this.olmMachine.inner().verificationRequestContent(otherUserId, stringMethods)!!
val eventID = runBlocking {
@ -376,7 +376,6 @@ internal class RustVerificationService(
otherDeviceId: String,
transactionId: String?
): String? {
// should check if already one (and cancel it)
return if (method == VerificationMethod.SAS) {
if (transactionId != null) {
val request = this.getVerificationRequest(otherUserId, transactionId)