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Merge pull request #10772 from birarda/bug/domain-double-connect

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use existing node ID during repeated connect requests
This commit is contained in:
Stephen Birarda 2017-06-22 13:16:33 -07:00 committed by GitHub
commit 01d9812247
2 changed files with 30 additions and 7 deletions
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34
domain-server/src/DomainGatekeeper.cpp
View file

@ -435,8 +435,29 @@ SharedNodePointer DomainGatekeeper::processAgentConnectRequest(const NodeConnect
return SharedNodePointer(); return SharedNodePointer();
} }
QUuid hintNodeID;
// in case this is a node that's failing to connect
// double check we don't have the same node whose sockets match exactly already in the list
limitedNodeList->eachNodeBreakable([&](const SharedNodePointer& node){
if (node->getPublicSocket() == nodeConnection.publicSockAddr && node->getLocalSocket() == nodeConnection.localSockAddr) {
// we have a node that already has these exact sockets - this can occur if a node
// is failing to connect to the domain
// we'll re-use the existing node ID
// as long as the user hasn't changed their username (by logging in or logging out)
auto existingNodeData = static_cast<DomainServerNodeData*>(node->getLinkedData());
if (existingNodeData->getUsername() == username) {
hintNodeID = node->getUUID();
return false;
}
}
return true;
});
// add the connecting node (or re-use the matched one from eachNodeBreakable above) // add the connecting node (or re-use the matched one from eachNodeBreakable above)
SharedNodePointer newNode = addVerifiedNodeFromConnectRequest(nodeConnection); SharedNodePointer newNode = addVerifiedNodeFromConnectRequest(nodeConnection, hintNodeID);
// set the edit rights for this user // set the edit rights for this user
newNode->setPermissions(userPerms); newNode->setPermissions(userPerms);
@ -464,12 +485,11 @@ SharedNodePointer DomainGatekeeper::processAgentConnectRequest(const NodeConnect
return newNode; return newNode;
} }
SharedNodePointer DomainGatekeeper::addVerifiedNodeFromConnectRequest(const NodeConnectionData& nodeConnection) { SharedNodePointer DomainGatekeeper::addVerifiedNodeFromConnectRequest(const NodeConnectionData& nodeConnection,
QUuid nodeID) {
HifiSockAddr discoveredSocket = nodeConnection.senderSockAddr; HifiSockAddr discoveredSocket = nodeConnection.senderSockAddr;
SharedNetworkPeer connectedPeer = _icePeers.value(nodeConnection.connectUUID); SharedNetworkPeer connectedPeer = _icePeers.value(nodeConnection.connectUUID);
QUuid nodeID;
if (connectedPeer) { if (connectedPeer) {
// this user negotiated a connection with us via ICE, so re-use their ICE client ID // this user negotiated a connection with us via ICE, so re-use their ICE client ID
nodeID = nodeConnection.connectUUID; nodeID = nodeConnection.connectUUID;
@ -479,8 +499,10 @@ SharedNodePointer DomainGatekeeper::addVerifiedNodeFromConnectRequest(const Node
discoveredSocket = *connectedPeer->getActiveSocket(); discoveredSocket = *connectedPeer->getActiveSocket();
} }
} else { } else {
// we got a connectUUID we didn't recognize, randomly generate a new one // we got a connectUUID we didn't recognize, either use the hinted node ID or randomly generate a new one
nodeID = QUuid::createUuid(); if (nodeID.isNull()) {
nodeID = QUuid::createUuid();
}
} }
auto limitedNodeList = DependencyManager::get<LimitedNodeList>(); auto limitedNodeList = DependencyManager::get<LimitedNodeList>();

3
domain-server/src/DomainGatekeeper.h
View file

@ -76,7 +76,8 @@ private:
SharedNodePointer processAgentConnectRequest(const NodeConnectionData& nodeConnection, SharedNodePointer processAgentConnectRequest(const NodeConnectionData& nodeConnection,
const QString& username, const QString& username,
const QByteArray& usernameSignature); const QByteArray& usernameSignature);
SharedNodePointer addVerifiedNodeFromConnectRequest(const NodeConnectionData& nodeConnection); SharedNodePointer addVerifiedNodeFromConnectRequest(const NodeConnectionData& nodeConnection,
QUuid nodeID = QUuid());
bool verifyUserSignature(const QString& username, const QByteArray& usernameSignature, bool verifyUserSignature(const QString& username, const QByteArray& usernameSignature,
const HifiSockAddr& senderSockAddr); const HifiSockAddr& senderSockAddr);