Add HandshakeController

PoS Block Producer: TxnConnectStatusByIndex (#672)

* TransactionConnectStatus and ConnectFailingTransaction

* Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions"

This reverts commit d3e543c4c3e6f03cc74087b05c268d4449ba1689, reversing
changes made to 960001c.

* Revert "Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions""

This reverts commit 10a147654c5147c28ec674d0650bb54c8d9cebce.

* Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions"

This reverts commit d3e543c4c3e6f03cc74087b05c268d4449ba1689, reversing
changes made to a9f7827.

* TransactionConnectStatus and ConnectFailingTransaction

* Initial _connectFailingTransaction

* ConnectFailingTransaction and GlobalParamsEntry updates

* Fix merge conflicts

* gofmt

* Fix merge conflicts

* Fix blockheight

* Fix merge conflicts

* gofmt

* Revert connect failing transaction

* Add TxnStatusConnectedIndex to block and header

* Fix naming

* Fix tests; remove asserts

* Update comment

Integration testing updates

PoS Block Producer: TxnConnectStatusByIndex (#672)

* TransactionConnectStatus and ConnectFailingTransaction

* Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions"

This reverts commit d3e543c4c3e6f03cc74087b05c268d4449ba1689, reversing
changes made to 960001c.

* Revert "Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions""

This reverts commit 10a147654c5147c28ec674d0650bb54c8d9cebce.

* Revert "Merge branch 'p/bmf-status-connected' into p/failing-transactions"

This reverts commit d3e543c4c3e6f03cc74087b05c268d4449ba1689, reversing
changes made to a9f7827.

* TransactionConnectStatus and ConnectFailingTransaction

* Initial _connectFailingTransaction

* ConnectFailingTransaction and GlobalParamsEntry updates

* Fix merge conflicts

* gofmt

* Fix merge conflicts

* Fix blockheight

* Fix merge conflicts

* gofmt

* Revert connect failing transaction

* Add TxnStatusConnectedIndex to block and header

* Fix naming

* Fix tests; remove asserts

* Update comment

RemoteNode and RemoteNodeId

Initial remote node manager tests

remote node tests

Better connection testing framework

Add validator integration test

Fix validator-validator connection test; Add nonValidator-validator test

Simplify indices

Simplify remote node indexer; fix compilation

Simplify RemoteNodeManager

lib/pos_handshake_controller.go

@@ -72,7 +72,7 @@ func (hc *HandshakeController) handlePoSHandshakePeerMessage(remoteNode *RemoteN
 	}
 
 	// If there's already a validator connected with the same public key, disconnect the peer.
-	if _, ok := hc.rnManager.GetRemoteNodeIndexer().GetValidatorIndex().Get(validatorPk.Serialize()); ok {
+	if _, ok := hc.rnManager.GetValidatorIndex().Get(validatorPk.Serialize()); ok {
 		hc.rnManager.Disconnect(remoteNode)
 		return
 	}