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Initiate ARP/NDP resolve during session open

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The current implementation won't work for all cases. See the notes added
in the code.

Updates #311
This commit is contained in:
Srivats P 2022-06-09 20:30:42 +05:30
parent de9018166d
commit c03038167c
1 changed files with 25 additions and 0 deletions
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25
client/portgroup.cpp
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@ -1111,8 +1111,11 @@ void PortGroup::processStreamIdList(int portIndex, PbRpcController *controller)
// * modify (new) deviceGroups
// * add (new) stream ids
// * modify (new) streams
// * resolve neighbors
// * build packets
// XXX: This assumes getDeviceGroupIdList() was invoked before
// getStreamIdList() - if the order changes this code will break!
// XXX: See resolve/build notes below
// XXX: same name as input param, but shouldn't cause any problem
PbRpcController *controller;
@ -1153,6 +1156,7 @@ void PortGroup::processStreamIdList(int portIndex, PbRpcController *controller)
}
// add/modify deviceGroups
bool resolve = false;
if (newPortContent->device_groups_size())
{
OstProto::DeviceGroupIdList *deviceGroupIdList
@ -1184,6 +1188,7 @@ void PortGroup::processStreamIdList(int portIndex, PbRpcController *controller)
deviceGroupConfigList, ack,
NewCallback(this, &PortGroup::processModifyDeviceGroupAck,
portIndex, controller));
resolve = true;
}
// add/modify streams
@ -1214,6 +1219,26 @@ void PortGroup::processStreamIdList(int portIndex, PbRpcController *controller)
serviceStub->modifyStream(controller, streamConfigList, ack,
NewCallback(this, &PortGroup::processModifyStreamAck,
portIndex, controller));
resolve = true;
}
// XXX: Ideally resolve and build should be called after **all**
// ports and portgroups are configured. As of now, any resolve
// replied to by ports/portgroups configured later in the open
// session sequence will fail.
// However, to do that, we may need to rethink the open session
// implementation - so going with this for now
if (resolve)
{
OstProto::PortIdList *portIdList = new OstProto::PortIdList;
portIdList->add_port_id()->set_id(portId);
OstProto::Ack *ack = new OstProto::Ack;
controller = new PbRpcController(portIdList, ack);
serviceStub->resolveDeviceNeighbors(controller, portIdList, ack,
NewCallback(this,
&PortGroup::processResolveDeviceNeighborsAck,
controller));
resolve = false;
}
// build packets using the new config