Refactor ConnectionPool into IPeers and hide the implementation

Conflicts: src/cpp/ripple/Application.h
2025-11-25 13:35:54 +00:00 · 2013-06-05 10:58:23 -07:00
parent d8c97c2149
commit eb57573f9a
18 changed files with 363 additions and 310 deletions
--- a/modules/ripple_data/ripple_data.h
+++ b/modules/ripple_data/ripple_data.h
@@ -57,13 +57,13 @@
 // VFALCO: TODO, try to reduce these dependencies
 #include "../ripple_basics/ripple_basics.h"

-// VFALCO: TODO, resolve the location of this file
+// VFALCO: TODO, figure out a good place for this file, perhaps give it some
+//         additional hierarchy via directories.
 #include "ripple.pb.h"

 #include "crypto/ripple_CBigNum.h"
 #include "crypto/ripple_Base58.h" // VFALCO: TODO, Can be moved to .cpp if we clean up setAlphabet stuff
 #include "crypto/ripple_Base58Data.h"
-// #include "src/cpp/ripple/ProofOfWork.h"

 #include "protocol/ripple_FieldNames.h"
 #include "protocol/ripple_PackedMessage.h"
--- a/modules/ripple_main/ripple_main.cpp
+++ b/modules/ripple_main/ripple_main.cpp
@@ -111,6 +111,7 @@
 #include "src/cpp/ripple/ripple_IHashRouter.h"
 #include "src/cpp/ripple/ripple_ILoadFeeTrack.h"
 #include "src/cpp/ripple/ripple_Peer.h" // VFALCO: TODO Rename to IPeer
+#include "src/cpp/ripple/ripple_IPeers.h"
 #include "src/cpp/ripple/ripple_IProofOfWorkFactory.h"
 #include "src/cpp/ripple/ripple_IUniqueNodeList.h"
 #include "src/cpp/ripple/ripple_IValidations.h"
@@ -119,9 +120,6 @@
 //
 //------------------------------------------------------------------------------

-
-
-
 // VFALCO: NOTE, Order matters! If you get compile errors, move just 1
 //               include upwards as little as possible to fix it.
 //            
@@ -139,7 +137,6 @@
 #include "src/cpp/ripple/CallRPC.h"
 #include "src/cpp/ripple/CanonicalTXSet.h"
 #include "src/cpp/ripple/ChangeTransactor.h"
-#include "src/cpp/ripple/ConnectionPool.h"
 #include "src/cpp/ripple/FeatureTable.h"
 #include "src/cpp/ripple/HTTPRequest.h"
 #include "src/cpp/ripple/HashPrefixes.h"
@@ -226,7 +223,6 @@ static DH* handleTmpDh(SSL* ssl, int is_export, int iKeyLength)
 #include "src/cpp/ripple/CallRPC.cpp"
 #include "src/cpp/ripple/CanonicalTXSet.cpp"
 #include "src/cpp/ripple/ChangeTransactor.cpp" // no log
-#include "src/cpp/ripple/ConnectionPool.cpp"
 #include "src/cpp/ripple/Contract.cpp" // no log
 #include "src/cpp/ripple/DBInit.cpp"
 #include "src/cpp/ripple/HashedObject.cpp"
@@ -305,6 +301,7 @@ static DH* handleTmpDh(SSL* ssl, int is_export, int iKeyLength)
 #include "src/cpp/ripple/ripple_LogWebsockets.cpp"
 #include "src/cpp/ripple/ripple_LoadFeeTrack.cpp"
 #include "src/cpp/ripple/ripple_Peer.cpp"
+#include "src/cpp/ripple/ripple_Peers.cpp"
 #include "src/cpp/ripple/ripple_ProofOfWork.cpp"
 #include "src/cpp/ripple/ripple_ProofOfWorkFactory.cpp"
 #include "src/cpp/ripple/ripple_Validations.cpp"
--- a/newcoin.vcxproj
+++ b/newcoin.vcxproj
@@ -758,7 +758,7 @@
      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
    </ClCompile>
-    <ClCompile Include="src\cpp\ripple\ConnectionPool.cpp">
+    <ClCompile Include="src\cpp\ripple\ripple_Peers.cpp">
      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
      <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
@@ -1645,7 +1645,7 @@
    <ClInclude Include="src\cpp\ripple\CanonicalTXSet.h" />
    <ClInclude Include="src\cpp\ripple\ChangeTransactor.h" />
    <ClInclude Include="src\cpp\ripple\ripple_Config.h" />
-    <ClInclude Include="src\cpp\ripple\ConnectionPool.h" />
+    <ClInclude Include="src\cpp\ripple\ripple_IPeers.h" />
    <ClInclude Include="src\cpp\ripple\Contract.h" />
    <ClInclude Include="src\cpp\ripple\HashedObject.h" />
    <ClInclude Include="src\cpp\ripple\HashPrefixes.h" />
--- a/newcoin.vcxproj.filters
+++ b/newcoin.vcxproj.filters
@@ -600,9 +600,6 @@
    <ClCompile Include="src\cpp\ripple\UpdateTables.cpp">
      <Filter>1. Modules\ripple_main\_unfactored\main</Filter>
    </ClCompile>
-    <ClCompile Include="src\cpp\ripple\ConnectionPool.cpp">
-      <Filter>1. Modules\ripple_main\_unfactored\network</Filter>
-    </ClCompile>
    <ClCompile Include="src\cpp\ripple\NetworkOPs.cpp">
      <Filter>1. Modules\ripple_main\_unfactored\network</Filter>
    </ClCompile>
@@ -813,6 +810,9 @@
    <ClCompile Include="src\cpp\ripple\ripple_Peer.cpp">
      <Filter>1. Modules\ripple_main\refactored</Filter>
    </ClCompile>
+    <ClCompile Include="src\cpp\ripple\ripple_Peers.cpp">
+      <Filter>1. Modules\ripple_main\refactored</Filter>
+    </ClCompile>
  </ItemGroup>
  <ItemGroup>
    <ClInclude Include="database\sqlite3ext.h">
@@ -1310,9 +1310,6 @@
    <ClInclude Include="src\cpp\ripple\AutoSocket.h">
      <Filter>1. Modules\ripple_main\_unfactored\network</Filter>
    </ClInclude>
-    <ClInclude Include="src\cpp\ripple\ConnectionPool.h">
-      <Filter>1. Modules\ripple_main\_unfactored\network</Filter>
-    </ClInclude>
    <ClInclude Include="src\cpp\ripple\NetworkOPs.h">
      <Filter>1. Modules\ripple_main\_unfactored\network</Filter>
    </ClInclude>
@@ -1511,6 +1508,9 @@
    <ClInclude Include="src\cpp\ripple\ripple_Peer.h">
      <Filter>1. Modules\ripple_main\refactored</Filter>
    </ClInclude>
+    <ClInclude Include="src\cpp\ripple\ripple_IPeers.h">
+      <Filter>1. Modules\ripple_main\refactored</Filter>
+    </ClInclude>
  </ItemGroup>
  <ItemGroup>
    <None Include="SConstruct" />
--- a/src/cpp/ripple/Application.cpp
+++ b/src/cpp/ripple/Application.cpp
@@ -48,6 +48,7 @@ Application::Application ()
    , mValidations (IValidations::New ())
    , mUNL (IUniqueNodeList::New (mIOService))
    , mProofOfWorkFactory (IProofOfWorkFactory::New ())
+    , mPeers (IPeers::New (mIOService))
    // VFALCO: End new stuff
    // VFALCO: TODO replace all NULL with nullptr
    , mRpcDB (NULL)
@@ -61,7 +62,6 @@ Application::Application ()
 #ifdef USE_LEVELDB
 	, mHashNodeLDB (NULL)
 #endif
-	, mConnectionPool (mIOService)
 	, mPeerDoor (NULL)
    , mRPCDoor (NULL)
    , mWSPublicDoor (NULL)
@@ -369,7 +369,7 @@ void Application::setup()
 	// Begin connecting to network.
 	//
 	if (!theConfig.RUN_STANDALONE)
-		mConnectionPool.start();
+		mPeers->start();


 	if (theConfig.RUN_STANDALONE)
--- a/src/cpp/ripple/Application.h
+++ b/src/cpp/ripple/Application.h
@@ -8,7 +8,6 @@
 #include "../database/database.h"

 #include "LedgerMaster.h"
-#include "ConnectionPool.h"
 #include "LedgerAcquire.h"
 #include "TransactionMaster.h"
 #include "Wallet.h"
@@ -30,6 +29,7 @@ class ILoadFeeTrack;
 class IValidations;
 class IUniqueNodeList;
 class IProofOfWorkFactory;
+class IPeers;

 class RPCDoor;
 class PeerDoor;
@@ -38,65 +38,10 @@ typedef TaggedCache< uint256, SLE, UptimeTimerAdapter> SLECache;

 class Application
 {
-	boost::asio::io_service			mIOService, mAuxService;
-	boost::asio::io_service::work	mIOWork, mAuxWork;
-
-	boost::recursive_mutex	mMasterLock;
-
-	Wallet					mWallet;
-	LedgerMaster			mLedgerMaster;
-	LedgerAcquireMaster		mMasterLedgerAcquire;
-	TransactionMaster		mMasterTransaction;
-	NetworkOPs				mNetOps;
-	NodeCache				mTempNodeCache;
-	HashedObjectStore		mHashedObjectStore;
-	SLECache				mSLECache;
-	SNTPClient				mSNTPClient;
-	JobQueue				mJobQueue;
-	LoadManager				mLoadMgr;
-	TXQueue					mTxnQueue;
-	OrderBookDB				mOrderBookDB;
-	
-    // VFALCO: Clean stuff
-    beast::ScopedPointer <IFeatures> mFeatures;
-	beast::ScopedPointer <IFeeVote> mFeeVote;
-    beast::ScopedPointer <ILoadFeeTrack> mFeeTrack;
-    beast::ScopedPointer <IHashRouter> mHashRouter;
-	beast::ScopedPointer <IValidations> mValidations;
-	beast::ScopedPointer <IUniqueNodeList> mUNL;
-	beast::ScopedPointer <IProofOfWorkFactory> mProofOfWorkFactory;
-    // VFALCO: End Clean stuff
-
-	DatabaseCon				*mRpcDB, *mTxnDB, *mLedgerDB, *mWalletDB, *mNetNodeDB, *mPathFindDB, *mHashNodeDB;
-
-	leveldb::DB				*mHashNodeLDB;
-	leveldb::DB				*mEphemeralLDB;
-
-	ConnectionPool			mConnectionPool;
-	PeerDoor*				mPeerDoor;
-	RPCDoor*				mRPCDoor;
-	WSDoor*					mWSPublicDoor;
-	WSDoor*					mWSPrivateDoor;
-
-	boost::asio::deadline_timer	mSweepTimer;
-
-	std::map<std::string, Peer::pointer> mPeerMap;
-	boost::recursive_mutex	mPeerMapLock;
-
-	volatile bool			mShutdown;
-
-	void updateTables(bool);
-	void startNewLedger();
-	bool loadOldLedger(const std::string&);
-
 public:
 	Application();
 	~Application();

-	ConnectionPool& getConnectionPool()				{ return mConnectionPool; }
-
-	IUniqueNodeList& getUNL()						{ return *mUNL; }
-
 	Wallet& getWallet()								{ return mWallet ; }
 	NetworkOPs& getOPs()							{ return mNetOps; }

@@ -121,7 +66,9 @@ public:
 	IFeeVote& getFeeVote()							{ return *mFeeVote; }
 	IHashRouter& getHashRouter()				    { return *mHashRouter; }
 	IValidations& getValidations()			        { return *mValidations; }
+	IUniqueNodeList& getUNL()						{ return *mUNL; }
 	IProofOfWorkFactory& getProofOfWorkFactory()    { return *mProofOfWorkFactory; }
+	IPeers& getPeers ()                             { return *mPeers; }

    // VFALCO: TODO, Move these to the .cpp
    bool running()									{ return mTxnDB != NULL; } // VFALCO: TODO, replace with nullptr when beast is available
@@ -144,12 +91,59 @@ public:
 	void stop();
 	void sweep();

-#ifdef DEBUG
-	void mustHaveMasterLock()		{ bool tl = mMasterLock.try_lock(); assert(tl); mMasterLock.unlock(); }
-#else
-	void mustHaveMasterLock()		{ ; }
-#endif
+private:	
+	boost::asio::io_service	mIOService;
+    boost::asio::io_service mAuxService;
+	boost::asio::io_service::work mIOWork;
+    boost::asio::io_service::work mAuxWork;

+	boost::recursive_mutex	mMasterLock;
+
+	Wallet					mWallet;
+	LedgerMaster			mLedgerMaster;
+	LedgerAcquireMaster		mMasterLedgerAcquire;
+	TransactionMaster		mMasterTransaction;
+	NetworkOPs				mNetOps;
+	NodeCache				mTempNodeCache;
+	HashedObjectStore		mHashedObjectStore;
+	SLECache				mSLECache;
+	SNTPClient				mSNTPClient;
+	JobQueue				mJobQueue;
+	LoadManager				mLoadMgr;
+	TXQueue					mTxnQueue;
+	OrderBookDB				mOrderBookDB;
+	
+    // VFALCO: Clean stuff
+    beast::ScopedPointer <IFeatures> mFeatures;
+	beast::ScopedPointer <IFeeVote> mFeeVote;
+    beast::ScopedPointer <ILoadFeeTrack> mFeeTrack;
+    beast::ScopedPointer <IHashRouter> mHashRouter;
+	beast::ScopedPointer <IValidations> mValidations;
+	beast::ScopedPointer <IUniqueNodeList> mUNL;
+	beast::ScopedPointer <IProofOfWorkFactory> mProofOfWorkFactory;
+	beast::ScopedPointer <IPeers> mPeers;
+    // VFALCO: End Clean stuff
+
+	DatabaseCon				*mRpcDB, *mTxnDB, *mLedgerDB, *mWalletDB, *mNetNodeDB, *mPathFindDB, *mHashNodeDB;
+
+	leveldb::DB				*mHashNodeLDB;
+	leveldb::DB				*mEphemeralLDB;
+
+	PeerDoor*				mPeerDoor;
+	RPCDoor*				mRPCDoor;
+	WSDoor*					mWSPublicDoor;
+	WSDoor*					mWSPrivateDoor;
+
+	boost::asio::deadline_timer	mSweepTimer;
+
+	std::map<std::string, Peer::pointer> mPeerMap;
+	boost::recursive_mutex	mPeerMapLock;
+
+	volatile bool			mShutdown;
+
+	void updateTables(bool);
+	void startNewLedger();
+	bool loadOldLedger(const std::string&);
 };

 extern Application* theApp;
--- a/src/cpp/ripple/ConnectionPool.h
+++ b/src/cpp/ripple/ConnectionPool.h
@@ -1,121 +0,0 @@
-#ifndef __CONNECTION_POOL__
-#define __CONNECTION_POOL__
-
-#include <set>
-
-#include <boost/asio/ssl.hpp>
-#include <boost/thread/mutex.hpp>
-
-//
-// Access to the Ripple network.
-//
-class ConnectionPool
-{
-private:
-    boost::recursive_mutex	mPeerLock;
-    uint64					mLastPeer;
-    int						mPhase;
-
-	typedef std::pair<RippleAddress, Peer::pointer>		naPeer;
-	typedef std::pair<ipPort, Peer::pointer>			pipPeer;
-	typedef std::map<ipPort, Peer::pointer>::value_type	vtPeer;
-
-	// Peers we are connecting with and non-thin peers we are connected to.
-	// Only peers we know the connection ip for are listed.
-	// We know the ip and port for:
-	// - All outbound connections
-	// - Some inbound connections (which we figured out).
-    boost::unordered_map<ipPort, Peer::pointer>			mIpMap;
-
-	// Non-thin peers which we are connected to.
-	// Peers we have the public key for.
-	typedef boost::unordered_map<RippleAddress, Peer::pointer>::value_type vtConMap;
-    boost::unordered_map<RippleAddress, Peer::pointer>	mConnectedMap;
-
-    // Connections with have a 64-bit identifier
-    boost::unordered_map<uint64, Peer::pointer>			mPeerIdMap;
-
-	Peer::pointer										mScanning;
-	boost::asio::deadline_timer							mScanTimer;
-	std::string											mScanIp;
-	int													mScanPort;
-
-	void			scanHandler(const boost::system::error_code& ecResult);
-
-	boost::asio::deadline_timer							mPolicyTimer;
-
-	void			policyHandler(const boost::system::error_code& ecResult);
-
-	// Peers we are establishing a connection with as a client.
-	// int												miConnectStarting;
-
-	bool			peerAvailable(std::string& strIp, int& iPort);
-	bool			peerScanSet(const std::string& strIp, int iPort);
-
-	Peer::pointer	peerConnect(const std::string& strIp, int iPort);
-
-public:
-	ConnectionPool(boost::asio::io_service& io_service) :
-		mLastPeer(0), mPhase(0), mScanTimer(io_service), mPolicyTimer(io_service)
-	{ ; }
-
-	// Begin enforcing connection policy.
-	void start();
-
-	// Send message to network.
-	int relayMessage(Peer* fromPeer, const PackedMessage::pointer& msg);
-	void relayMessageTo(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg);
-	void relayMessageBut(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg);
-
-	// Manual connection request.
-	// Queue for immediate scanning.
-	void connectTo(const std::string& strIp, int iPort);
-
-	//
-	// Peer connectivity notification.
-	//
-	bool getTopNAddrs(int n,std::vector<std::string>& addrs);
-	bool savePeer(const std::string& strIp, int iPort, char code);
-
-	// We know peers node public key.
-	// <-- bool: false=reject
-	bool peerConnected(Peer::ref peer, const RippleAddress& naPeer, const std::string& strIP, int iPort);
-
-	// No longer connected.
-	void peerDisconnected(Peer::ref peer, const RippleAddress& naPeer);
-
-	// As client accepted.
-	void peerVerified(Peer::ref peer);
-
-	// As client failed connect and be accepted.
-	void peerClosed(Peer::ref peer, const std::string& strIp, int iPort);
-
-	int getPeerCount();
-	Json::Value getPeersJson();
-	std::vector<Peer::pointer> getPeerVector();
-
-	// Peer 64-bit ID function
-	uint64 assignPeerId();
-	Peer::pointer getPeerById(const uint64& id);
-	bool hasPeer(const uint64& id);
-
-	//
-	// Scanning
-	//
-
-	void scanRefresh();
-
-	//
-	// Connection policy
-	//
-	void policyLowWater();
-	void policyEnforce();
-
-	// configured connections
-	void makeConfigured();
-};
-
-extern void splitIpPort(const std::string& strIpPort, std::string& strIp, int& iPort);
-
-#endif
-// vim:ts=4
--- a/src/cpp/ripple/LedgerAcquire.cpp
+++ b/src/cpp/ripple/LedgerAcquire.cpp
@@ -242,7 +242,7 @@ void LedgerAcquire::noAwaitData()

 void LedgerAcquire::addPeers()
 {
-	std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+	std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();

 	int vSize = peerList.size();
 	if (vSize == 0)
@@ -399,7 +399,7 @@ void LedgerAcquire::trigger(Peer::ref peer)
 					for (boost::unordered_map<uint64, int>::iterator it = mPeers.begin(), end = mPeers.end();
 						it != end; ++it)
 					{
-						Peer::pointer iPeer = theApp->getConnectionPool().getPeerById(it->first);
+						Peer::pointer iPeer = theApp->getPeers().getPeerById(it->first);
 						if (iPeer)
 						{
 							mByHash = false;
@@ -554,7 +554,7 @@ void PeerSet::sendRequest(const ripple::TMGetLedger& tmGL)
 	PackedMessage::pointer packet = boost::make_shared<PackedMessage>(tmGL, ripple::mtGET_LEDGER);
 	for (boost::unordered_map<uint64, int>::iterator it = mPeers.begin(), end = mPeers.end(); it != end; ++it)
 	{
-		Peer::pointer peer = theApp->getConnectionPool().getPeerById(it->first);
+		Peer::pointer peer = theApp->getPeers().getPeerById(it->first);
 		if (peer)
 			peer->sendPacket(packet, false);
 	}
@@ -577,7 +577,7 @@ int PeerSet::getPeerCount() const
 {
 	int ret = 0;
 	for (boost::unordered_map<uint64, int>::const_iterator it = mPeers.begin(), end = mPeers.end(); it != end; ++it)
-		if (theApp->getConnectionPool().hasPeer(it->first))
+		if (theApp->getPeers().hasPeer(it->first))
 			++ret;
 	return ret;
 }
--- a/src/cpp/ripple/LedgerConsensus.cpp
+++ b/src/cpp/ripple/LedgerConsensus.cpp
@@ -194,7 +194,7 @@ void LedgerConsensus::checkOurValidation()
 	ripple::TMValidation val;
 	val.set_validation(&validation[0], validation.size());
 #if 0
-	theApp->getConnectionPool().relayMessage(NULL,
+	theApp->getPeers().relayMessage(NULL,
 		boost::make_shared<PackedMessage>(val, ripple::mtVALIDATION));
 #endif
 	theApp->getOPs().setLastValidation(v);
@@ -450,7 +450,7 @@ void LedgerConsensus::sendHaveTxSet(const uint256& hash, bool direct)
 	msg.set_hash(hash.begin(), 256 / 8);
 	msg.set_status(direct ? ripple::tsHAVE : ripple::tsCAN_GET);
 	PackedMessage::pointer packet = boost::make_shared<PackedMessage>(msg, ripple::mtHAVE_SET);
-	theApp->getConnectionPool().relayMessage(NULL, packet);
+	theApp->getPeers().relayMessage(NULL, packet);
 }

 void LedgerConsensus::adjustCount(SHAMap::ref map, const std::vector<uint160>& peers)
@@ -483,7 +483,7 @@ void LedgerConsensus::statusChange(ripple::NodeEvent event, Ledger& ledger)
 	s.set_lastseq(uMax);

 	PackedMessage::pointer packet = boost::make_shared<PackedMessage>(s, ripple::mtSTATUS_CHANGE);
-	theApp->getConnectionPool().relayMessage(NULL, packet);
+	theApp->getPeers().relayMessage(NULL, packet);
 	WriteLog (lsTRACE, LedgerConsensus) << "send status change to peer";
 }

@@ -803,7 +803,7 @@ void LedgerConsensus::startAcquiring(TransactionAcquire::pointer acquire)
 		}
 	}

-	std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+	std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 	BOOST_FOREACH(Peer::ref peer, peerList)
 	{
 		if (peer->hasTxSet(acquire->getHash()))
@@ -828,7 +828,7 @@ void LedgerConsensus::propose()
 	std::vector<unsigned char> sig = mOurPosition->sign();
 	prop.set_nodepubkey(&pubKey[0], pubKey.size());
 	prop.set_signature(&sig[0], sig.size());
-	theApp->getConnectionPool().relayMessage(NULL,
+	theApp->getPeers().relayMessage(NULL,
 		boost::make_shared<PackedMessage>(prop, ripple::mtPROPOSE_LEDGER));
 }

@@ -866,7 +866,7 @@ void LedgerConsensus::addDisputedTransaction(const uint256& txID, const std::vec
 		msg.set_status(ripple::tsNEW);
 		msg.set_receivetimestamp(theApp->getOPs().getNetworkTimeNC());
 		PackedMessage::pointer packet = boost::make_shared<PackedMessage>(msg, ripple::mtTRANSACTION);
-        theApp->getConnectionPool().relayMessage(NULL, packet);
+        theApp->getPeers().relayMessage(NULL, packet);
 	}
 }

@@ -1016,7 +1016,7 @@ void LedgerConsensus::playbackProposals()
 				nodepubkey
 				signature
 				PackedMessage::pointer message = boost::make_shared<PackedMessage>(set, ripple::mtPROPOSE_LEDGER);
-				theApp->getConnectionPool().relayMessageBut(peers, message);
+				theApp->getPeers().relayMessageBut(peers, message);
 			}
 #endif
 		}
@@ -1230,7 +1230,7 @@ void LedgerConsensus::accept(SHAMap::ref set, LoadEvent::pointer)
 		std::vector<unsigned char> validation = v->getSigned();
 		ripple::TMValidation val;
 		val.set_validation(&validation[0], validation.size());
-		int j = theApp->getConnectionPool().relayMessage(NULL,
+		int j = theApp->getPeers().relayMessage(NULL,
 			boost::make_shared<PackedMessage>(val, ripple::mtVALIDATION));
 		WriteLog (lsINFO, LedgerConsensus) << "CNF Val " << newLCLHash << " to " << j << " peers";
 	}
--- a/src/cpp/ripple/LedgerMaster.cpp
+++ b/src/cpp/ripple/LedgerMaster.cpp
@@ -315,7 +315,7 @@ bool LedgerMaster::acquireMissingLedger(Ledger::ref origLedger, const uint256& l
 			tmBH.set_query(true);
 			tmBH.set_seq(ledgerSeq);
 			tmBH.set_ledgerhash(ledgerHash.begin(), 32);
-			std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+			std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();

 			Peer::pointer target;
 			int count = 0;
--- a/src/cpp/ripple/NetworkOPs.cpp
+++ b/src/cpp/ripple/NetworkOPs.cpp
@@ -302,7 +302,7 @@ void NetworkOPs::runTransactionQueue()
 					tx.set_receivetimestamp(getNetworkTimeNC()); // FIXME: This should be when we received it

 					PackedMessage::pointer packet = boost::make_shared<PackedMessage>(tx, ripple::mtTRANSACTION);
-					theApp->getConnectionPool().relayMessageBut(peers, packet);
+					theApp->getPeers().relayMessageBut(peers, packet);
 				}
 			}

@@ -402,7 +402,7 @@ Transaction::pointer NetworkOPs::processTransaction(Transaction::pointer trans,
 			tx.set_receivetimestamp(getNetworkTimeNC()); // FIXME: This should be when we received it

 			PackedMessage::pointer packet = boost::make_shared<PackedMessage>(tx, ripple::mtTRANSACTION);
-			theApp->getConnectionPool().relayMessageBut(peers, packet);
+			theApp->getPeers().relayMessageBut(peers, packet);
 		}
 	}

@@ -601,7 +601,7 @@ void NetworkOPs::checkState(const boost::system::error_code& result)

 		theApp->getLoadManager().noDeadLock();

-		std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+		std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();

 		// do we have sufficient peers? If not, we are disconnected.
 		if (peerList.size() < theConfig.NETWORK_QUORUM)
@@ -639,7 +639,7 @@ void NetworkOPs::checkState(const boost::system::error_code& result)
 void NetworkOPs::tryStartConsensus()
 {
 	uint256 networkClosed;
-	bool ledgerChange = checkLastClosedLedger(theApp->getConnectionPool().getPeerVector(), networkClosed);
+	bool ledgerChange = checkLastClosedLedger(theApp->getPeers().getPeerVector(), networkClosed);
 	if (networkClosed.isZero())
 		return;

@@ -822,7 +822,7 @@ void NetworkOPs::switchLastClosedLedger(Ledger::pointer newLedger, bool duringCo
 	hash = newLedger->getHash();
 	s.set_ledgerhash(hash.begin(), hash.size());
 	PackedMessage::pointer packet = boost::make_shared<PackedMessage>(s, ripple::mtSTATUS_CHANGE);
-	theApp->getConnectionPool().relayMessage(NULL, packet);
+	theApp->getPeers().relayMessage(NULL, packet);
 }

 int NetworkOPs::beginConsensus(const uint256& networkClosed, Ledger::pointer closingLedger)
@@ -865,7 +865,7 @@ bool NetworkOPs::haveConsensusObject()
 	else
 	{ // we need to get into the consensus process
 		uint256 networkClosed;
-		std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+		std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 		bool ledgerChange = checkLastClosedLedger(peerList, networkClosed);
 		if (!ledgerChange)
 		{
@@ -923,7 +923,7 @@ void NetworkOPs::processTrustedProposal(LedgerProposal::pointer proposal,
 		std::set<uint64> peers;
 		theApp->getHashRouter().swapSet(proposal->getHashRouter(), peers, SF_RELAYED);
 		PackedMessage::pointer message = boost::make_shared<PackedMessage>(*set, ripple::mtPROPOSE_LEDGER);
-		theApp->getConnectionPool().relayMessageBut(peers, message);
+		theApp->getPeers().relayMessageBut(peers, message);
 	}
 	else
 		WriteLog (lsINFO, NetworkOPs) << "Not relaying trusted proposal";
@@ -994,7 +994,7 @@ void NetworkOPs::mapComplete(const uint256& hash, SHAMap::ref map)
 void NetworkOPs::endConsensus(bool correctLCL)
 {
 	uint256 deadLedger = mLedgerMaster->getClosedLedger()->getParentHash();
-	std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+	std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 	BOOST_FOREACH(Peer::ref it, peerList)
 		if (it && (it->getClosedLedgerHash() == deadLedger))
 		{
@@ -1282,7 +1282,7 @@ Json::Value NetworkOPs::getServerInfo(bool human, bool admin)
 	if (fp != 0)
 		info["fetch_pack"] = Json::UInt(fp);

-	info["peers"] = theApp->getConnectionPool().getPeerCount();
+	info["peers"] = theApp->getPeers().getPeerCount();

 	Json::Value lastClose = Json::objectValue;
 	lastClose["proposers"] = theApp->getOPs().getPreviousProposers();
--- a/src/cpp/ripple/PeerDoor.cpp
+++ b/src/cpp/ripple/PeerDoor.cpp
@@ -41,7 +41,7 @@ void PeerDoor::startListening()
 	Peer::pointer new_connection = Peer::New (
        mAcceptor.get_io_service(),
        mCtx,
-		theApp->getConnectionPool().assignPeerId(),
+		theApp->getPeers().assignPeerId(),
        true);

 	mAcceptor.async_accept(new_connection->getSocket(),
@@ -70,8 +70,10 @@ void PeerDoor::handleConnect(Peer::pointer new_connection,
 		mDelayTimer.async_wait(boost::bind(&PeerDoor::startListening, this));
 	}
 	else
+    {
 		startListening();
    }
+}

 void initSSLContext (boost::asio::ssl::context& context,
 	std::string key_file, std::string cert_file, std::string chain_file)
@@ -95,6 +97,7 @@ void initSSLContext(boost::asio::ssl::context& context,

 	if (!chain_file.empty())
 	{
+        // VFALCO: Replace fopen() with RAII
 		FILE *f = fopen(chain_file.c_str(), "r");
 		if (!f)
 			throw std::runtime_error("Unable to open chain file");
--- a/src/cpp/ripple/RPCHandler.cpp
+++ b/src/cpp/ripple/RPCHandler.cpp
@@ -625,7 +625,7 @@ Json::Value RPCHandler::doConnect(Json::Value jvRequest, int& cost, ScopedLock&
 	int			iPort	= jvRequest.isMember("port") ? jvRequest["port"].asInt() : -1;

 	// XXX Validate legal IP and port
-	theApp->getConnectionPool().connectTo(strIp, iPort);
+	theApp->getPeers().connectTo(strIp, iPort);

 	return "connecting";
 }
@@ -772,7 +772,7 @@ Json::Value RPCHandler::doPeers(Json::Value, int& cost, ScopedLock& MasterLockHo
 {
 	Json::Value jvResult(Json::objectValue);

-	jvResult["peers"]	= theApp->getConnectionPool().getPeersJson();
+	jvResult["peers"]	= theApp->getPeers().getPeersJson();

 	return jvResult;
 }
--- a/src/cpp/ripple/TransactionAcquire.cpp
+++ b/src/cpp/ripple/TransactionAcquire.cpp
@@ -63,7 +63,7 @@ void TransactionAcquire::onTimer(bool progress)
 		WriteLog (lsWARNING, TransactionAcquire) << "Out of peers for TX set " << getHash();

 		bool found = false;
-		std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+		std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 		BOOST_FOREACH(Peer::ref peer, peerList)
 		{
 			if (peer->hasTxSet(getHash()))
--- a/src/cpp/ripple/ripple_IPeers.h
+++ b/src/cpp/ripple/ripple_IPeers.h
@@ -0,0 +1,75 @@
+
+
+#ifndef RIPPLE_IPEERS_H
+#define RIPPLE_IPEERS_H
+
+/** Manages the set of connected peers.
+*/
+class IPeers
+{
+public:
+    static IPeers* New (boost::asio::io_service& io_service);
+
+    virtual ~IPeers () { }
+
+	// Begin enforcing connection policy.
+	virtual void start () = 0;
+
+	// Send message to network.
+	virtual int relayMessage(Peer* fromPeer, const PackedMessage::pointer& msg) = 0;
+	virtual void relayMessageTo(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg) = 0;
+	virtual void relayMessageBut(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg) = 0;
+
+	// Manual connection request.
+	// Queue for immediate scanning.
+	virtual void connectTo(const std::string& strIp, int iPort) = 0;
+
+	//
+	// Peer connectivity notification.
+	//
+	virtual bool getTopNAddrs(int n,std::vector<std::string>& addrs) = 0;
+	virtual bool savePeer(const std::string& strIp, int iPort, char code) = 0;
+
+	// We know peers node public key.
+	// <-- bool: false=reject
+	virtual bool peerConnected(Peer::ref peer, const RippleAddress& naPeer, const std::string& strIP, int iPort) = 0;
+
+	// No longer connected.
+	virtual void peerDisconnected(Peer::ref peer, const RippleAddress& naPeer) = 0;
+
+	// As client accepted.
+	virtual void peerVerified(Peer::ref peer) = 0;
+
+	// As client failed connect and be accepted.
+	virtual void peerClosed(Peer::ref peer, const std::string& strIp, int iPort) = 0;
+
+	virtual int getPeerCount() = 0;
+	virtual Json::Value getPeersJson() = 0;
+	virtual std::vector<Peer::pointer> getPeerVector() = 0;
+
+	// Peer 64-bit ID function
+	virtual uint64 assignPeerId() = 0;
+	virtual Peer::pointer getPeerById(const uint64& id) = 0;
+	virtual bool hasPeer(const uint64& id) = 0;
+
+	//
+	// Scanning
+	//
+
+	virtual void scanRefresh() = 0;
+
+	//
+	// Connection policy
+	//
+	virtual void policyLowWater() = 0;
+	virtual void policyEnforce() = 0; // VFALCO: This and others can be made private
+
+	// configured connections
+	virtual void makeConfigured() = 0;
+};
+
+// VFALCO: TODO Put this in some group of utilities
+extern void splitIpPort(const std::string& strIpPort, std::string& strIp, int& iPort);
+
+#endif
+// vim:ts=4
--- a/src/cpp/ripple/ripple_Peer.cpp
+++ b/src/cpp/ripple/ripple_Peer.cpp
@@ -240,7 +240,7 @@ void PeerImp::detach(const char *rsn, bool onIOStrand)

 		if (mNodePublic.isValid())
 		{
-			theApp->getConnectionPool().peerDisconnected(shared_from_this(), mNodePublic);
+			theApp->getPeers().peerDisconnected(shared_from_this(), mNodePublic);

 			mNodePublic.clear();		// Be idempotent.
 		}
@@ -249,7 +249,7 @@ void PeerImp::detach(const char *rsn, bool onIOStrand)
 		{
 			// Connection might be part of scanning.  Inform connect failed.
 			// Might need to scan. Inform connection closed.
-			theApp->getConnectionPool().peerClosed(shared_from_this(), mIpPort.first, mIpPort.second);
+			theApp->getPeers().peerClosed(shared_from_this(), mIpPort.first, mIpPort.second);

 			mIpPort.first.clear();		// Be idempotent.
 		}
@@ -897,10 +897,10 @@ void PeerImp::recvHello(ripple::TMHello& packet)
 		if (mClientConnect)
 		{
 			// If we connected due to scan, no longer need to scan.
-			theApp->getConnectionPool().peerVerified(shared_from_this());
+			theApp->getPeers().peerVerified(shared_from_this());
 		}

-		if (!theApp->getConnectionPool().peerConnected(shared_from_this(), mNodePublic, getIP(), getPort()))
+		if (! theApp->getPeers().peerConnected(shared_from_this(), mNodePublic, getIP(), getPort()))
 		{ // Already connected, self, or some other reason.
 			WriteLog (lsINFO, Peer) << "Recv(Hello): Disconnect: Extraneous connection.";
 		}
@@ -926,7 +926,7 @@ void PeerImp::recvHello(ripple::TMHello& packet)
 					// Don't save IP address if the node wants privacy.
 					// Note: We don't go so far as to delete it.  If a node which has previously announced itself now wants
 					// privacy, it should at least change its port.
-					theApp->getConnectionPool().savePeer(strIP, iPort, IUniqueNodeList::vsInbound);
+					theApp->getPeers().savePeer(strIP, iPort, IUniqueNodeList::vsInbound);
 				}
 			}

@@ -1100,7 +1100,7 @@ static void checkPropose(Job& job, boost::shared_ptr<ripple::TMProposeSet> packe
 		std::set<uint64> peers;
 		theApp->getHashRouter().swapSet(proposal->getHashRouter(), peers, SF_RELAYED);
 		PackedMessage::pointer message = boost::make_shared<PackedMessage>(set, ripple::mtPROPOSE_LEDGER);
-		theApp->getConnectionPool().relayMessageBut(peers, message);
+		theApp->getPeers().relayMessageBut(peers, message);
 	}
 	else
 		WriteLog (lsDEBUG, Peer) << "Not relaying untrusted proposal";
@@ -1208,7 +1208,7 @@ static void checkValidation(Job&, SerializedValidation::pointer val, uint256 sig
 			theApp->getHashRouter().swapSet(signingHash, peers, SF_RELAYED))
 		{
 			PackedMessage::pointer message = boost::make_shared<PackedMessage>(*packet, ripple::mtVALIDATION);
-			theApp->getConnectionPool().relayMessageBut(peers, message);
+			theApp->getPeers().relayMessageBut(peers, message);
 		}
 	}
 #ifndef TRUST_NETWORK
@@ -1279,7 +1279,7 @@ void PeerImp::recvGetPeers(ripple::TMGetPeers& packet, ScopedLock& MasterLockHol
 	MasterLockHolder.unlock();
 	std::vector<std::string> addrs;

-	theApp->getConnectionPool().getTopNAddrs(30, addrs);
+	theApp->getPeers().getTopNAddrs(30, addrs);

 	if (!addrs.empty())
 	{
@@ -1321,7 +1321,7 @@ void PeerImp::recvPeers(ripple::TMPeers& packet)
 		{
 			//WriteLog (lsINFO, Peer) << "Peer: Learning: " << ADDRESS(this) << ": " << i << ": " << strIP << " " << iPort;

-			theApp->getConnectionPool().savePeer(strIP, iPort, IUniqueNodeList::vsTold);
+			theApp->getPeers().savePeer(strIP, iPort, IUniqueNodeList::vsTold);
 		}
 	}
 }
@@ -1584,7 +1584,7 @@ void PeerImp::recvGetLedger(ripple::TMGetLedger& packet, ScopedLock& MasterLockH
 			if (packet.has_querytype() && !packet.has_requestcookie())
 			{
 				WriteLog (lsDEBUG, Peer) << "Trying to route TX set request";
-				std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+				std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 				std::vector<Peer::pointer> usablePeers;
 				BOOST_FOREACH(Peer::ref peer, peerList)
 				{
@@ -1634,7 +1634,7 @@ void PeerImp::recvGetLedger(ripple::TMGetLedger& packet, ScopedLock& MasterLockH
 				uint32 seq = 0;
 				if (packet.has_ledgerseq())
 					seq = packet.ledgerseq();
-				std::vector<Peer::pointer> peerList = theApp->getConnectionPool().getPeerVector();
+				std::vector<Peer::pointer> peerList = theApp->getPeers().getPeerVector();
 				std::vector<Peer::pointer> usablePeers;
 				BOOST_FOREACH(Peer::ref peer, peerList)
 				{
@@ -1816,7 +1816,7 @@ void PeerImp::recvLedger(const boost::shared_ptr<ripple::TMLedgerData>& packet_p

 	if (packet.has_requestcookie())
 	{
-		Peer::pointer target = theApp->getConnectionPool().getPeerById(packet.requestcookie());
+		Peer::pointer target = theApp->getPeers().getPeerById(packet.requestcookie());
 		if (target)
 		{
 			packet.clear_requestcookie();
--- a/src/cpp/ripple/ConnectionPool.cpp
+++ b/src/cpp/ripple/ConnectionPool.cpp
@@ -1,23 +1,123 @@

-#include "ConnectionPool.h"
-
-#include <boost/asio.hpp>
-#include <boost/bind.hpp>
-#include <boost/foreach.hpp>
-#include <boost/format.hpp>
-#include <boost/algorithm/string.hpp>
-#include <algorithm>
-
-#include "PeerDoor.h"
-#include "Application.h"
-
 // VFALCO: TODO, make this an inline function
 #define ADDRESS_SHARED(p)	strHex(uint64( ((char*) (p).get()) - ((char*) 0)))

 // How often to enforce policies.
 #define POLICY_INTERVAL_SECONDS	5

-SETUP_LOG (ConnectionPool)
+class Peers;
+
+SETUP_LOG (Peers)
+
+class Peers : public IPeers
+{
+public:
+	explicit Peers (boost::asio::io_service& io_service)
+        : mLastPeer (0)
+        , mPhase (0)
+        , mScanTimer (io_service)
+        , mPolicyTimer (io_service)
+	{
+    }
+
+	// Begin enforcing connection policy.
+	void start();
+
+	// Send message to network.
+	int relayMessage(Peer* fromPeer, const PackedMessage::pointer& msg);
+	void relayMessageTo(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg);
+	void relayMessageBut(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg);
+
+	// Manual connection request.
+	// Queue for immediate scanning.
+	void connectTo(const std::string& strIp, int iPort);
+
+	//
+	// Peer connectivity notification.
+	//
+	bool getTopNAddrs(int n,std::vector<std::string>& addrs);
+	bool savePeer(const std::string& strIp, int iPort, char code);
+
+	// We know peers node public key.
+	// <-- bool: false=reject
+	bool peerConnected(Peer::ref peer, const RippleAddress& naPeer, const std::string& strIP, int iPort);
+
+	// No longer connected.
+	void peerDisconnected(Peer::ref peer, const RippleAddress& naPeer);
+
+	// As client accepted.
+	void peerVerified(Peer::ref peer);
+
+	// As client failed connect and be accepted.
+	void peerClosed(Peer::ref peer, const std::string& strIp, int iPort);
+
+	int getPeerCount();
+	Json::Value getPeersJson();
+	std::vector<Peer::pointer> getPeerVector();
+
+	// Peer 64-bit ID function
+	uint64 assignPeerId();
+	Peer::pointer getPeerById(const uint64& id);
+	bool hasPeer(const uint64& id);
+
+	//
+	// Scanning
+	//
+
+	void scanRefresh();
+
+	//
+	// Connection policy
+	//
+	void policyLowWater();
+	void policyEnforce();
+
+	// configured connections
+	void makeConfigured();
+
+private:
+    boost::recursive_mutex	mPeerLock;
+    uint64					mLastPeer;
+    int						mPhase;
+
+	typedef std::pair<RippleAddress, Peer::pointer>		naPeer;
+	typedef std::pair<ipPort, Peer::pointer>			pipPeer;
+	typedef std::map<ipPort, Peer::pointer>::value_type	vtPeer;
+
+	// Peers we are connecting with and non-thin peers we are connected to.
+	// Only peers we know the connection ip for are listed.
+	// We know the ip and port for:
+	// - All outbound connections
+	// - Some inbound connections (which we figured out).
+    boost::unordered_map<ipPort, Peer::pointer>			mIpMap;
+
+	// Non-thin peers which we are connected to.
+	// Peers we have the public key for.
+	typedef boost::unordered_map<RippleAddress, Peer::pointer>::value_type vtConMap;
+    boost::unordered_map<RippleAddress, Peer::pointer>	mConnectedMap;
+
+    // Connections with have a 64-bit identifier
+    boost::unordered_map<uint64, Peer::pointer>			mPeerIdMap;
+
+	Peer::pointer										mScanning;
+	boost::asio::deadline_timer							mScanTimer;
+	std::string											mScanIp;
+	int													mScanPort;
+
+	void			scanHandler(const boost::system::error_code& ecResult);
+
+	boost::asio::deadline_timer							mPolicyTimer;
+
+	void			policyHandler(const boost::system::error_code& ecResult);
+
+	// Peers we are establishing a connection with as a client.
+	// int												miConnectStarting;
+
+	bool			peerAvailable(std::string& strIp, int& iPort);
+	bool			peerScanSet(const std::string& strIp, int iPort);
+
+	Peer::pointer	peerConnect(const std::string& strIp, int iPort);
+};

 void splitIpPort(const std::string& strIpPort, std::string& strIp, int& iPort)
 {
@@ -28,7 +128,7 @@ void splitIpPort(const std::string& strIpPort, std::string& strIp, int& iPort)
 	iPort	= boost::lexical_cast<int>(vIpPort[1]);
 }

-void ConnectionPool::start()
+void Peers::start()
 {
 	if (theConfig.RUN_STANDALONE)
 		return;
@@ -40,7 +140,7 @@ void ConnectionPool::start()
 	scanRefresh();
 }

-bool ConnectionPool::getTopNAddrs(int n,std::vector<std::string>& addrs)
+bool Peers::getTopNAddrs(int n,std::vector<std::string>& addrs)
 {
 	// XXX Filter out other local addresses (like ipv6)
 	Database*	db = theApp->getWalletDB()->getDB();
@@ -58,7 +158,7 @@ bool ConnectionPool::getTopNAddrs(int n,std::vector<std::string>& addrs)
 	return true;
 }

-bool ConnectionPool::savePeer(const std::string& strIp, int iPort, char code)
+bool Peers::savePeer(const std::string& strIp, int iPort, char code)
 {
 	bool	bNew	= false;

@@ -96,7 +196,7 @@ bool ConnectionPool::savePeer(const std::string& strIp, int iPort, char code)
 	return bNew;
 }

-Peer::pointer ConnectionPool::getPeerById(const uint64& id)
+Peer::pointer Peers::getPeerById(const uint64& id)
 {
 	boost::recursive_mutex::scoped_lock sl(mPeerLock);
 	const boost::unordered_map<uint64, Peer::pointer>::iterator& it = mPeerIdMap.find(id);
@@ -105,7 +205,7 @@ Peer::pointer ConnectionPool::getPeerById(const uint64& id)
 	return it->second;
 }

-bool ConnectionPool::hasPeer(const uint64& id)
+bool Peers::hasPeer(const uint64& id)
 {
 	boost::recursive_mutex::scoped_lock sl(mPeerLock);
 	return mPeerIdMap.find(id) != mPeerIdMap.end();
@@ -115,7 +215,7 @@ bool ConnectionPool::hasPeer(const uint64& id)
 // too.
 //
 // <-- true, if a peer is available to connect to
-bool ConnectionPool::peerAvailable(std::string& strIp, int& iPort)
+bool Peers::peerAvailable(std::string& strIp, int& iPort)
 {
 	Database*					db = theApp->getWalletDB()->getDB();
 	std::vector<std::string>	vstrIpPort;
@@ -159,7 +259,7 @@ bool ConnectionPool::peerAvailable(std::string& strIp, int& iPort)
 }

 // Make sure we have at least low water connections.
-void ConnectionPool::policyLowWater()
+void Peers::policyLowWater()
 {
 	std::string	strIp;
 	int			iPort;
@@ -168,7 +268,7 @@ void ConnectionPool::policyLowWater()
 	if (getPeerCount() > theConfig.PEER_CONNECT_LOW_WATER)
 	{
 		// Above low water mark, don't need more connections.
-		WriteLog (lsTRACE, ConnectionPool) << "Pool: Low water: sufficient connections: " << mConnectedMap.size() << "/" << theConfig.PEER_CONNECT_LOW_WATER;
+		WriteLog (lsTRACE, Peers) << "Pool: Low water: sufficient connections: " << mConnectedMap.size() << "/" << theConfig.PEER_CONNECT_LOW_WATER;

 		nothing();
 	}
@@ -182,7 +282,7 @@ void ConnectionPool::policyLowWater()
 	else if (!peerAvailable(strIp, iPort))
 	{
 		// No more connections available to start.
-		WriteLog (lsTRACE, ConnectionPool) << "Pool: Low water: no peers available.";
+		WriteLog (lsTRACE, Peers) << "Pool: Low water: no peers available.";

 		// XXX Might ask peers for more ips.
 		nothing();
@@ -190,11 +290,11 @@ void ConnectionPool::policyLowWater()
 	else
 	{
 		// Try to start connection.
-		WriteLog (lsTRACE, ConnectionPool) << "Pool: Low water: start connection.";
+		WriteLog (lsTRACE, Peers) << "Pool: Low water: start connection.";

 		if (!peerConnect(strIp, iPort))
 		{
-			WriteLog (lsINFO, ConnectionPool) << "Pool: Low water: already connected.";
+			WriteLog (lsINFO, Peers) << "Pool: Low water: already connected.";
 		}

 		// Check if we need more.
@@ -202,7 +302,7 @@ void ConnectionPool::policyLowWater()
 	}
 }

-void ConnectionPool::policyEnforce()
+void Peers::policyEnforce()
 {
 	// Cancel any in progress timer.
 	(void) mPolicyTimer.cancel();
@@ -212,16 +312,16 @@ void ConnectionPool::policyEnforce()

 	if (((++mPhase) % 12) == 0)
 	{
-		WriteLog (lsTRACE, ConnectionPool) << "Making configured connections";
+		WriteLog (lsTRACE, Peers) << "Making configured connections";
 		makeConfigured();
 	}

 	// Schedule next enforcement.
 	mPolicyTimer.expires_at(boost::posix_time::second_clock::universal_time()+boost::posix_time::seconds(POLICY_INTERVAL_SECONDS));
-	mPolicyTimer.async_wait(boost::bind(&ConnectionPool::policyHandler, this, _1));
+	mPolicyTimer.async_wait(boost::bind(&Peers::policyHandler, this, _1));
 }

-void ConnectionPool::policyHandler(const boost::system::error_code& ecResult)
+void Peers::policyHandler(const boost::system::error_code& ecResult)
 {
 	if (ecResult == boost::asio::error::operation_aborted)
 	{
@@ -239,7 +339,7 @@ void ConnectionPool::policyHandler(const boost::system::error_code& ecResult)

 // YYY: Should probably do this in the background.
 // YYY: Might end up sending to disconnected peer?
-int ConnectionPool::relayMessage(Peer* fromPeer, const PackedMessage::pointer& msg)
+int Peers::relayMessage(Peer* fromPeer, const PackedMessage::pointer& msg)
 {
 	int sentTo = 0;
 	std::vector<Peer::pointer> peerVector = getPeerVector();
@@ -255,7 +355,7 @@ int ConnectionPool::relayMessage(Peer* fromPeer, const PackedMessage::pointer& m
 	return sentTo;
 }

-void ConnectionPool::relayMessageBut(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg)
+void Peers::relayMessageBut(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg)
 { // Relay message to all but the specified peers
 	std::vector<Peer::pointer> peerVector = getPeerVector();
 	BOOST_FOREACH(Peer::ref peer, peerVector)
@@ -266,7 +366,7 @@ void ConnectionPool::relayMessageBut(const std::set<uint64>& fromPeers, const Pa

 }

-void ConnectionPool::relayMessageTo(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg)
+void Peers::relayMessageTo(const std::set<uint64>& fromPeers, const PackedMessage::pointer& msg)
 { // Relay message to the specified peers
 	std::vector<Peer::pointer> peerVector = getPeerVector();
 	BOOST_FOREACH(Peer::ref peer, peerVector)
@@ -281,7 +381,7 @@ void ConnectionPool::relayMessageTo(const std::set<uint64>& fromPeers, const Pac
 //
 // Add or modify into PeerIps as a manual entry for immediate scanning.
 // Requires sane IP and port.
-void ConnectionPool::connectTo(const std::string& strIp, int iPort)
+void Peers::connectTo(const std::string& strIp, int iPort)
 {
 	{
 		Database*	db	= theApp->getWalletDB()->getDB();
@@ -299,7 +399,7 @@ void ConnectionPool::connectTo(const std::string& strIp, int iPort)
 // Start a connection, if not already known connected or connecting.
 //
 // <-- true, if already connected.
-Peer::pointer ConnectionPool::peerConnect(const std::string& strIp, int iPort)
+Peer::pointer Peers::peerConnect(const std::string& strIp, int iPort)
 {
 	ipPort			pipPeer		= make_pair(strIp, iPort);
 	Peer::pointer	ppResult;
@@ -322,18 +422,18 @@ Peer::pointer ConnectionPool::peerConnect(const std::string& strIp, int iPort)
 	if (ppResult)
 	{
 		ppResult->connect(strIp, iPort);
-		WriteLog (lsDEBUG, ConnectionPool) << "Pool: Connecting: " << strIp << " " << iPort;
+		WriteLog (lsDEBUG, Peers) << "Pool: Connecting: " << strIp << " " << iPort;
 	}
 	else
 	{
-		WriteLog (lsTRACE, ConnectionPool) << "Pool: Already connected: " << strIp << " " << iPort;
+		WriteLog (lsTRACE, Peers) << "Pool: Already connected: " << strIp << " " << iPort;
 	}

 	return ppResult;
 }

 // Returns information on verified peers.
-Json::Value ConnectionPool::getPeersJson()
+Json::Value Peers::getPeersJson()
 {
    Json::Value					ret(Json::arrayValue);
 	std::vector<Peer::pointer>	vppPeers	= getPeerVector();
@@ -346,14 +446,14 @@ Json::Value ConnectionPool::getPeersJson()
    return ret;
 }

-int ConnectionPool::getPeerCount()
+int Peers::getPeerCount()
 {
 	boost::recursive_mutex::scoped_lock sl(mPeerLock);

 	return mConnectedMap.size();
 }

-std::vector<Peer::pointer> ConnectionPool::getPeerVector()
+std::vector<Peer::pointer> Peers::getPeerVector()
 {
 	std::vector<Peer::pointer> ret;

@@ -370,7 +470,7 @@ std::vector<Peer::pointer> ConnectionPool::getPeerVector()
    return ret;
 }

-uint64 ConnectionPool::assignPeerId()
+uint64 Peers::assignPeerId()
 {
 	boost::recursive_mutex::scoped_lock sl(mPeerLock);
 	return ++mLastPeer;
@@ -378,7 +478,7 @@ uint64 ConnectionPool::assignPeerId()

 // Now know peer's node public key.  Determine if we want to stay connected.
 // <-- bNew: false = redundant
-bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
+bool Peers::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
 	const std::string& strIP, int iPort)
 {
 	bool	bNew	= false;
@@ -387,7 +487,7 @@ bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,

 	if (naPeer == theApp->getWallet().getNodePublic())
 	{
-		WriteLog (lsINFO, ConnectionPool) << "Pool: Connected: self: " << ADDRESS_SHARED(peer) << ": " << naPeer.humanNodePublic() << " " << strIP << " " << iPort;
+		WriteLog (lsINFO, Peers) << "Pool: Connected: self: " << ADDRESS_SHARED(peer) << ": " << naPeer.humanNodePublic() << " " << strIP << " " << iPort;
 	}
 	else
 	{
@@ -397,7 +497,7 @@ bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
 		if (itCm == mConnectedMap.end())
 		{
 			// New connection.
-			//WriteLog (lsINFO, ConnectionPool) << "Pool: Connected: new: " << ADDRESS_SHARED(peer) << ": " << naPeer.humanNodePublic() << " " << strIP << " " << iPort;
+			//WriteLog (lsINFO, Peers) << "Pool: Connected: new: " << ADDRESS_SHARED(peer) << ": " << naPeer.humanNodePublic() << " " << strIP << " " << iPort;

 			mConnectedMap[naPeer]	= peer;
 			bNew					= true;
@@ -413,7 +513,7 @@ bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
 			if (itCm->second->getIP().empty())
 			{
 				// Old peer did not know it's IP.
-				//WriteLog (lsINFO, ConnectionPool) << "Pool: Connected: redundant: outbound: " << ADDRESS_SHARED(peer) << " discovered: " << ADDRESS_SHARED(itCm->second) << ": " << strIP << " " << iPort;
+				//WriteLog (lsINFO, Peers) << "Pool: Connected: redundant: outbound: " << ADDRESS_SHARED(peer) << " discovered: " << ADDRESS_SHARED(itCm->second) << ": " << strIP << " " << iPort;

 				itCm->second->setIpPort(strIP, iPort);

@@ -423,14 +523,14 @@ bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
 			else
 			{
 				// Old peer knew its IP.  Do nothing.
-				//WriteLog (lsINFO, ConnectionPool) << "Pool: Connected: redundant: outbound: rediscovered: " << ADDRESS_SHARED(peer) << " " << strIP << " " << iPort;
+				//WriteLog (lsINFO, Peers) << "Pool: Connected: redundant: outbound: rediscovered: " << ADDRESS_SHARED(peer) << " " << strIP << " " << iPort;

 				nothing();
 			}
 		}
 		else
 		{
-			//WriteLog (lsINFO, ConnectionPool) << "Pool: Connected: redundant: inbound: " << ADDRESS_SHARED(peer) << " " << strIP << " " << iPort;
+			//WriteLog (lsINFO, Peers) << "Pool: Connected: redundant: inbound: " << ADDRESS_SHARED(peer) << " " << strIP << " " << iPort;

 			nothing();
 		}
@@ -440,7 +540,7 @@ bool ConnectionPool::peerConnected(Peer::ref peer, const RippleAddress& naPeer,
 }

 // We maintain a map of public key to peer for connected and verified peers.  Maintain it.
-void ConnectionPool::peerDisconnected(Peer::ref peer, const RippleAddress& naPeer)
+void Peers::peerDisconnected(Peer::ref peer, const RippleAddress& naPeer)
 {
 	boost::recursive_mutex::scoped_lock sl(mPeerLock);

@@ -451,12 +551,12 @@ void ConnectionPool::peerDisconnected(Peer::ref peer, const RippleAddress& naPee
 		if (itCm == mConnectedMap.end())
 		{
 			// Did not find it.  Not already connecting or connected.
-			WriteLog (lsWARNING, ConnectionPool) << "Pool: disconnected: Internal Error: mConnectedMap was inconsistent.";
+			WriteLog (lsWARNING, Peers) << "Pool: disconnected: Internal Error: mConnectedMap was inconsistent.";
 			// XXX Maybe bad error, considering we have racing connections, may not so bad.
 		}
 		else if (itCm->second != peer)
 		{
-			WriteLog (lsWARNING, ConnectionPool) << "Pool: disconected: non canonical entry";
+			WriteLog (lsWARNING, Peers) << "Pool: disconected: non canonical entry";

 			nothing();
 		}
@@ -465,12 +565,12 @@ void ConnectionPool::peerDisconnected(Peer::ref peer, const RippleAddress& naPee
 			// Found it. Delete it.
 			mConnectedMap.erase(itCm);

-			//WriteLog (lsINFO, ConnectionPool) << "Pool: disconnected: " << naPeer.humanNodePublic() << " " << peer->getIP() << " " << peer->getPort();
+			//WriteLog (lsINFO, Peers) << "Pool: disconnected: " << naPeer.humanNodePublic() << " " << peer->getIP() << " " << peer->getPort();
 		}
 	}
 	else
 	{
-		//WriteLog (lsINFO, ConnectionPool) << "Pool: disconnected: anonymous: " << peer->getIP() << " " << peer->getPort();
+		//WriteLog (lsINFO, Peers) << "Pool: disconnected: anonymous: " << peer->getIP() << " " << peer->getPort();
 	}

 	assert(peer->getPeerId() != 0);
@@ -480,7 +580,7 @@ void ConnectionPool::peerDisconnected(Peer::ref peer, const RippleAddress& naPee
 // Schedule for immediate scanning, if not already scheduled.
 //
 // <-- true, scanRefresh needed.
-bool ConnectionPool::peerScanSet(const std::string& strIp, int iPort)
+bool Peers::peerScanSet(const std::string& strIp, int iPort)
 {
 	std::string	strIpPort	= str(boost::format("%s %d") % strIp % iPort);
 	bool		bScanDirty	= false;
@@ -499,7 +599,7 @@ bool ConnectionPool::peerScanSet(const std::string& strIp, int iPort)
 			boost::posix_time::ptime	tpNow		= boost::posix_time::second_clock::universal_time();
 			boost::posix_time::ptime	tpNext		= tpNow + boost::posix_time::seconds(iInterval);

-			//WriteLog (lsINFO, ConnectionPool) << str(boost::format("Pool: Scan: schedule create: %s %s (next %s, delay=%d)")
+			//WriteLog (lsINFO, Peers) << str(boost::format("Pool: Scan: schedule create: %s %s (next %s, delay=%d)")
 			//	% mScanIp % mScanPort % tpNext % (tpNext-tpNow).total_seconds());

 			db->executeSQL(str(boost::format("UPDATE PeerIps SET ScanNext=%d,ScanInterval=%d WHERE IpPort=%s;")
@@ -515,21 +615,21 @@ bool ConnectionPool::peerScanSet(const std::string& strIp, int iPort)
 			// boost::posix_time::ptime	tpNow		= boost::posix_time::second_clock::universal_time();
 			// boost::posix_time::ptime	tpNext		= ptFromSeconds(db->getInt("ScanNext"));

-			//WriteLog (lsINFO, ConnectionPool) << str(boost::format("Pool: Scan: schedule exists: %s %s (next %s, delay=%d)")
+			//WriteLog (lsINFO, Peers) << str(boost::format("Pool: Scan: schedule exists: %s %s (next %s, delay=%d)")
 			//	% mScanIp % mScanPort % tpNext % (tpNext-tpNow).total_seconds());
 		}
 		db->endIterRows();
 	}
 	else
 	{
-		//WriteLog (lsWARNING, ConnectionPool) << "Pool: Scan: peer wasn't in PeerIps: " << strIp << " " << iPort;
+		//WriteLog (lsWARNING, Peers) << "Pool: Scan: peer wasn't in PeerIps: " << strIp << " " << iPort;
 	}

 	return bScanDirty;
 }

 // --> strIp: not empty
-void ConnectionPool::peerClosed(Peer::ref peer, const std::string& strIp, int iPort)
+void Peers::peerClosed(Peer::ref peer, const std::string& strIp, int iPort)
 {
 	ipPort		ipPeer			= make_pair(strIp, iPort);
 	bool		bScanRefresh	= false;
@@ -537,7 +637,7 @@ void ConnectionPool::peerClosed(Peer::ref peer, const std::string& strIp, int iP
 	// If the connection was our scan, we are no longer scanning.
 	if (mScanning && mScanning == peer)
 	{
-		//WriteLog (lsINFO, ConnectionPool) << "Pool: Scan: scan fail: " << strIp << " " << iPort;
+		//WriteLog (lsINFO, Peers) << "Pool: Scan: scan fail: " << strIp << " " << iPort;

 		mScanning.reset();					// No longer scanning.
 		bScanRefresh	= true;				// Look for more to scan.
@@ -552,13 +652,13 @@ void ConnectionPool::peerClosed(Peer::ref peer, const std::string& strIp, int iP
 		if (itIp == mIpMap.end())
 		{
 			// Did not find it.  Not already connecting or connected.
-			WriteLog (lsWARNING, ConnectionPool) << "Pool: Closed: UNEXPECTED: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;
+			WriteLog (lsWARNING, Peers) << "Pool: Closed: UNEXPECTED: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;
 			// XXX Internal error.
 		}
 		else if (mIpMap[ipPeer] == peer)
 		{
 			// We were the identified connection.
-			//WriteLog (lsINFO, ConnectionPool) << "Pool: Closed: identified: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;
+			//WriteLog (lsINFO, Peers) << "Pool: Closed: identified: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;

 			// Delete our entry.
 			mIpMap.erase(itIp);
@@ -568,7 +668,7 @@ void ConnectionPool::peerClosed(Peer::ref peer, const std::string& strIp, int iP
 		else
 		{
 			// Found it.  But, we were redundant.
-			//WriteLog (lsINFO, ConnectionPool) << "Pool: Closed: redundant: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;
+			//WriteLog (lsINFO, Peers) << "Pool: Closed: redundant: " << ADDRESS_SHARED(peer) << ": " << strIp << " " << iPort;
 		}
 	}

@@ -582,7 +682,7 @@ void ConnectionPool::peerClosed(Peer::ref peer, const std::string& strIp, int iP
 		scanRefresh();
 }

-void ConnectionPool::peerVerified(Peer::ref peer)
+void Peers::peerVerified(Peer::ref peer)
 {
 	if (mScanning && mScanning == peer)
 	{
@@ -592,7 +692,7 @@ void ConnectionPool::peerVerified(Peer::ref peer)

 		std::string	strIpPort	= str(boost::format("%s %d") % strIp % iPort);

-		//WriteLog (lsINFO, ConnectionPool) << str(boost::format("Pool: Scan: connected: %s %s %s (scanned)") % ADDRESS_SHARED(peer) % strIp % iPort);
+		//WriteLog (lsINFO, Peers) << str(boost::format("Pool: Scan: connected: %s %s %s (scanned)") % ADDRESS_SHARED(peer) % strIp % iPort);

 		if (peer->getNodePublic() == theApp->getWallet().getNodePublic())
 		{
@@ -617,7 +717,7 @@ void ConnectionPool::peerVerified(Peer::ref peer)
 	}
 }

-void ConnectionPool::scanHandler(const boost::system::error_code& ecResult)
+void Peers::scanHandler(const boost::system::error_code& ecResult)
 {
 	if (ecResult == boost::asio::error::operation_aborted)
 	{
@@ -633,7 +733,7 @@ void ConnectionPool::scanHandler(const boost::system::error_code& ecResult)
 	}
 }

-void ConnectionPool::makeConfigured()
+void Peers::makeConfigured()
 {
 	if (theConfig.RUN_STANDALONE)
 		return;
@@ -648,7 +748,7 @@ void ConnectionPool::makeConfigured()
 }

 // Scan ips as per db entries.
-void ConnectionPool::scanRefresh()
+void Peers::scanRefresh()
 {
 	if (theConfig.RUN_STANDALONE)
 	{
@@ -657,7 +757,7 @@ void ConnectionPool::scanRefresh()
 	else if (mScanning)
 	{
 		// Currently scanning, will scan again after completion.
-		WriteLog (lsTRACE, ConnectionPool) << "Pool: Scan: already scanning";
+		WriteLog (lsTRACE, Peers) << "Pool: Scan: already scanning";

 		nothing();
 	}
@@ -695,7 +795,7 @@ void ConnectionPool::scanRefresh()

 		if (tpNow.is_not_a_date_time())
 		{
-			//WriteLog (lsINFO, ConnectionPool) << "Pool: Scan: stop.";
+			//WriteLog (lsINFO, Peers) << "Pool: Scan: stop.";

 			(void) mScanTimer.cancel();
 		}
@@ -710,7 +810,7 @@ void ConnectionPool::scanRefresh()

 			tpNext		= tpNow + boost::posix_time::seconds(iInterval);

-			//WriteLog (lsINFO, ConnectionPool) << str(boost::format("Pool: Scan: Now: %s %s (next %s, delay=%d)")
+			//WriteLog (lsINFO, Peers) << str(boost::format("Pool: Scan: Now: %s %s (next %s, delay=%d)")
 			//	% mScanIp % mScanPort % tpNext % (tpNext-tpNow).total_seconds());

 			iInterval	*= 2;
@@ -735,17 +835,22 @@ void ConnectionPool::scanRefresh()
 		}
 		else
 		{
-			//WriteLog (lsINFO, ConnectionPool) << str(boost::format("Pool: Scan: Next: %s (next %s, delay=%d)")
+			//WriteLog (lsINFO, Peers) << str(boost::format("Pool: Scan: Next: %s (next %s, delay=%d)")
 			//	% strIpPort % tpNext % (tpNext-tpNow).total_seconds());

 			mScanTimer.expires_at(tpNext);
-			mScanTimer.async_wait(boost::bind(&ConnectionPool::scanHandler, this, _1));
+			mScanTimer.async_wait(boost::bind(&Peers::scanHandler, this, _1));
 		}
 	}
 }

+IPeers* IPeers::New (boost::asio::io_service& io_service)
+{
+    return new Peers (io_service);
+}
+
 #if 0
-bool ConnectionPool::isMessageKnown(PackedMessage::pointer msg)
+bool Peers::isMessageKnown(PackedMessage::pointer msg)
 {
 	for(unsigned int n=0; n<mBroadcastMessages.size(); n++)
 	{
--- a/src/cpp/ripple/ripple_UniqueNodeList.cpp
+++ b/src/cpp/ripple/ripple_UniqueNodeList.cpp
@@ -680,7 +680,7 @@ void UniqueNodeList::scoreTimerHandler(const boost::system::error_code& err)
 		scoreNext(false);

 		// Scan may be dirty due to new ips.
-		theApp->getConnectionPool().scanRefresh();
+		theApp->getPeers().scanRefresh();
 	}
 }