func (w *watcher) queueRequest(handle *protocol.RequestHandle) bool {
w.mutex.Lock()
defer w.mutex.Unlock()
if w.isClosed {
handle.Err = errors.New("Connection is shutting down. Cannot process incoming request")
return false
}
w.incomingReqs <- handle
return true
}
func (w *watcher) AddPendingRequest(handle *protocol.RequestHandle) {
// Mutex for protecting the following go-routine:
// 1) Commit / LogProposal / Respond / Abort
// 2) CleanupOnClose / CleaupOnTimeout / CleanupOnError
w.mutex.Lock()
defer w.mutex.Unlock()
if w.isClosed {
w.signalError(handle, "Terminate Request during cleanup")
return
}
// remember the request
handle.StartTime = time.Now().UnixNano()
w.pendingReqs[handle.Request.GetReqId()] = handle
}
func (w *watcher) signalError(request *protocol.RequestHandle, errStr string) {
request.Err = errors.New(errStr)
request.CondVar.L.Lock()
defer request.CondVar.L.Unlock()
request.CondVar.Signal()
}