adasauce
/
nheko
forked from mirror/nheko
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

Fix in room verification

Browse Source
master
Nicolas Werner 4 years ago
parent 8a4d85f801
commit 64d5a193f1
5 changed files with 103 additions and 107 deletions
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Show Stats Download Patch File Download Diff File
  1. 2
      resources/qml/device-verification/DeviceVerification.qml
  2. 69
      src/DeviceVerificationFlow.cpp
  3. 7
      src/DeviceVerificationFlow.h
  4. 104
      src/timeline/EventStore.cpp
  5. 8
      src/timeline/EventStore.h

2
resources/qml/device-verification/DeviceVerification.qml
Unescape View File

@ -7,6 +7,8 @@ import im.nheko 1.0
ApplicationWindow {
property var flow
onClosing: TimelineManager.removeVerificationFlow(flow)
title: stack.currentItem.title
id: dialog

69
src/DeviceVerificationFlow.cpp
Unescape View File

@ -13,6 +13,15 @@ static constexpr int TIMEOUT = 2 * 60 * 1000; // 2 minutes
namespace msgs = mtx::events::msg;
static mtx::events::msg::KeyVerificationMac
key_verification_mac(mtx::crypto::SAS *sas,
mtx::identifiers::User sender,
const std::string &senderDevice,
mtx::identifiers::User receiver,
const std::string &receiverDevice,
const std::string &transactionId,
std::map<std::string, std::string> keys);
DeviceVerificationFlow::DeviceVerificationFlow(QObject *,
DeviceVerificationFlow::Type flow_type,
TimelineModel *model,
@ -45,11 +54,7 @@ DeviceVerificationFlow::DeviceVerificationFlow(QObject *,
return;
}
for (const auto &[algorithm, key] :
res.device_keys.at(deviceId.toStdString()).keys) {
// TODO: Verify Signatures
this->device_keys[algorithm] = key;
}
this->their_keys = res;
});
if (model) {
@ -115,7 +120,7 @@ DeviceVerificationFlow::DeviceVerificationFlow(QObject *,
return;
}
error_ = User;
Emit errorChanged();
emit errorChanged();
setState(Failed);
});
@ -160,6 +165,8 @@ DeviceVerificationFlow::DeviceVerificationFlow(QObject *,
"|" + this->transaction_id;
}
nhlog::ui()->info("Info is: '{}'", info);
if (this->sender == false) {
this->sendVerificationKey();
} else {
@ -193,28 +200,40 @@ DeviceVerificationFlow::DeviceVerificationFlow(QObject *,
if (msg.relates_to.value().event_id != this->relation.event_id)
return;
}
std::string info = "MATRIX_KEY_VERIFICATION_MAC" + this->toClient.to_string() +
this->deviceId.toStdString() +
http::client()->user_id().to_string() +
http::client()->device_id() + this->transaction_id;
std::vector<std::string> key_list;
std::map<std::string, std::string> key_list;
std::string key_string;
for (auto mac : msg.mac) {
key_string += mac.first + ",";
if (device_keys[mac.first] != "") {
if (mac.second ==
this->sas->calculate_mac(this->device_keys[mac.first],
info + mac.first)) {
} else {
for (const auto &mac : msg.mac) {
for (const auto &[deviceid, key] : their_keys.device_keys)
if (key.keys.count(mac.first))
key_list[mac.first] = key.keys.at(mac.first);
if (their_keys.master_keys.keys.count(mac.first))
key_list[mac.first] = their_keys.master_keys.keys[mac.first];
if (their_keys.user_signing_keys.keys.count(mac.first))
key_list[mac.first] =
their_keys.user_signing_keys.keys[mac.first];
if (their_keys.self_signing_keys.keys.count(mac.first))
key_list[mac.first] =
their_keys.self_signing_keys.keys[mac.first];
}
auto macs = key_verification_mac(sas.get(),
toClient,
this->deviceId.toStdString(),
http::client()->user_id(),
http::client()->device_id(),
this->transaction_id,
key_list);
for (const auto &[key, mac] : macs.mac) {
if (mac != msg.mac.at(key)) {
this->cancelVerification(
DeviceVerificationFlow::Error::KeyMismatch);
return;
}
}
}
key_string = key_string.substr(0, key_string.length() - 1);
if (msg.keys == this->sas->calculate_mac(key_string, info + "KEY_IDS")) {
if (msg.keys == macs.keys) {
this->isMacVerified = true;
this->acceptDevice();
} else {
@ -630,9 +649,13 @@ DeviceVerificationFlow::NewInRoomVerification(QObject *parent_,
QString event_id_)
{
QSharedPointer<DeviceVerificationFlow> flow(
new DeviceVerificationFlow(parent_, Type::RoomMsg, timelineModel_, other_user_, ""));
new DeviceVerificationFlow(parent_,
Type::RoomMsg,
timelineModel_,
other_user_,
QString::fromStdString(msg.from_device)));
flow->event_id = event_id_.toStdString();
flow->setEventId(event_id_.toStdString());
if (std::find(msg.methods.begin(),
msg.methods.end(),

7
src/DeviceVerificationFlow.h
Unescape View File

@ -56,7 +56,6 @@ using sas_ptr = std::unique_ptr<mtx::crypto::SAS>;
class DeviceVerificationFlow : public QObject
{
Q_OBJECT
// Q_CLASSINFO("RegisterEnumClassesUnscoped", "false")
Q_PROPERTY(QString state READ state NOTIFY stateChanged)
Q_PROPERTY(Error error READ error NOTIFY errorChanged)
Q_PROPERTY(QString userId READ getUserId CONSTANT)
@ -179,11 +178,7 @@ private:
//! Completes the verification flow
void acceptDevice();
// for to_device messages
std::string transaction_id;
// for room messages
std::optional<std::string> room_id;
std::optional<std::string> event_id;
bool sender;
Type type;
@ -198,7 +193,7 @@ private:
nlohmann::json canonical_json;
std::vector<int> sasList;
std::map<std::string, std::string> device_keys;
UserKeyCache their_keys;
TimelineModel *model_;
mtx::common::RelatesTo relation;

104
src/timeline/EventStore.cpp
Unescape View File

@ -280,8 +280,6 @@ EventStore::handleSync(const mtx::responses::Timeline &events)
}
}
handle_room_verification(event);
// decrypting and checking some encrypted messages
if (auto encrypted =
std::get_if<mtx::events::EncryptedEvent<mtx::events::msg::Encrypted>>(
@ -292,81 +290,65 @@ EventStore::handleSync(const mtx::responses::Timeline &events)
[](auto e) { return (e.sender != utils::localUser().toStdString()); },
*d_event)) {
handle_room_verification(*d_event);
} else {
// only the key.verification.ready sent by localuser's other device
// is of significance as it is used for detecting accepted request
if (std::get_if<mtx::events::RoomEvent<
mtx::events::msg::KeyVerificationReady>>(d_event)) {
auto msg = std::get_if<mtx::events::RoomEvent<
mtx::events::msg::KeyVerificationReady>>(d_event);
ChatPage::instance()->receivedDeviceVerificationReady(
msg->content);
}
}
// else {
// // only the key.verification.ready sent by localuser's other
// device
// // is of significance as it is used for detecting accepted request
// if (std::get_if<mtx::events::RoomEvent<
// mtx::events::msg::KeyVerificationReady>>(d_event)) {
// auto msg = std::get_if<mtx::events::RoomEvent<
// mtx::events::msg::KeyVerificationReady>>(d_event);
// ChatPage::instance()->receivedDeviceVerificationReady(
// msg->content);
// }
//}
}
}
}
if (last_verification_request_event.has_value()) {
if (last_verification_request_event.value().origin_server_ts >
last_verification_cancel_event.origin_server_ts) {
emit startDMVerification(last_verification_request_event.value());
last_verification_request_event = {};
}
}
namespace {
template<class... Ts>
struct overloaded : Ts...
{
using Ts::operator()...;
};
template<class... Ts>
overloaded(Ts...) -> overloaded<Ts...>;
}
void
EventStore::handle_room_verification(mtx::events::collections::TimelineEvents event)
{
if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest>>(&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest>>(event);
last_verification_request_event = msg;
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationCancel>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationCancel>>(event);
last_verification_cancel_event = msg;
std::visit(
overloaded{
[this](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest> &msg) {
emit startDMVerification(msg);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationCancel> &msg) {
ChatPage::instance()->receivedDeviceVerificationCancel(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationAccept>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationAccept>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationAccept> &msg) {
ChatPage::instance()->receivedDeviceVerificationAccept(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationKey>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationKey>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationKey> &msg) {
ChatPage::instance()->receivedDeviceVerificationKey(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationMac>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationMac>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationMac> &msg) {
ChatPage::instance()->receivedDeviceVerificationMac(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationReady>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationReady>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationReady> &msg) {
ChatPage::instance()->receivedDeviceVerificationReady(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationDone>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationDone>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationDone> &msg) {
ChatPage::instance()->receivedDeviceVerificationDone(msg.content);
return;
} else if (std::get_if<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationStart>>(
&event)) {
auto msg =
std::get<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationStart>>(event);
},
[](const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationStart> &msg) {
ChatPage::instance()->receivedDeviceVerificationStart(msg.content, msg.sender);
return;
}
},
[](const auto &) {},
},
event);
}
QVariantList

8
src/timeline/EventStore.h
Unescape View File

@ -99,7 +99,7 @@ signals:
void messageSent(std::string txn_id, std::string event_id);
void messageFailed(std::string txn_id);
void startDMVerification(
mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest> &msg);
const mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest> &msg);
void updateFlowEventId(std::string event_id);
public slots:
@ -123,10 +123,4 @@ private:
std::string current_txn;
int current_txn_error_count = 0;
// probably not the best way to do
std::optional<mtx::events::RoomEvent<mtx::events::msg::KeyVerificationRequest>>
last_verification_request_event;
mtx::events::RoomEvent<mtx::events::msg::KeyVerificationCancel>
last_verification_cancel_event;
};

Write Preview
Loading…
Cancel
Save