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Robustness

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This commit is contained in:
Benoit Marty 2019-07-01 11:08:05 +02:00
parent 9df928e709
commit 466a39d239
1 changed files with 50 additions and 36 deletions
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22
matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/crypto/algorithms/megolm/MXMegolmDecryption.kt
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@ -209,7 +209,13 @@ internal class MXMegolmDecryption(private val credentials: Credentials,
} else {
ArrayList(forwardedRoomKeyContent.forwardingCurve25519KeyChain)
}
forwardingCurve25519KeyChain.add(senderKey!!)
if (senderKey == null) {
Timber.e("## onRoomKeyEvent() : event is missing sender_key field")
return
}
forwardingCurve25519KeyChain.add(senderKey)
exportFormat = true
senderKey = forwardedRoomKeyContent.senderKey
@ -223,7 +229,7 @@ internal class MXMegolmDecryption(private val credentials: Credentials,
return
}
keysClaimed["ed25519"] = forwardedRoomKeyContent.senderClaimedEd25519Key!!
keysClaimed["ed25519"] = forwardedRoomKeyContent.senderClaimedEd25519Key
} else {
Timber.v("## onRoomKeyEvent(), Adding key : roomId " + roomKeyContent.roomId + " sessionId " + roomKeyContent.sessionId
+ " sessionKey " + roomKeyContent.sessionKey) // from " + event);
@ -236,7 +242,15 @@ internal class MXMegolmDecryption(private val credentials: Credentials,
// inherit the claimed ed25519 key from the setup message
keysClaimed = event.getKeysClaimed().toMutableMap()
}
val added = olmDevice.addInboundGroupSession(roomKeyContent.sessionId!!, roomKeyContent.sessionKey!!, roomKeyContent.roomId!!, senderKey, forwardingCurve25519KeyChain, keysClaimed, exportFormat)
if (roomKeyContent.sessionId == null
|| roomKeyContent.sessionKey == null
|| roomKeyContent.roomId == null) {
Timber.e("## invalid roomKeyContent")
return
}
val added = olmDevice.addInboundGroupSession(roomKeyContent.sessionId, roomKeyContent.sessionKey, roomKeyContent.roomId, senderKey, forwardingCurve25519KeyChain, keysClaimed, exportFormat)
if (added) {
keysBackup.maybeBackupKeys()
@ -250,7 +264,7 @@ internal class MXMegolmDecryption(private val credentials: Credentials,
outgoingRoomKeyRequestManager.cancelRoomKeyRequest(content)
onNewSession(senderKey, roomKeyContent.sessionId!!)
onNewSession(senderKey, roomKeyContent.sessionId)
}
}