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Abstract out the peer set and timing code fromt he ledger acquire logic.

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There's probably a better way to handle the timer lambda, but this works.
This commit is contained in:
JoelKatz
2012-05-12 22:14:16 -07:00
parent e0cb27f1c1
commit b74e64bd76
2 changed files with 110 additions and 72 deletions
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53
src/LedgerAcquire.h
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@@ -13,36 +13,60 @@
#include "Peer.h"
#include "../obj/src/newcoin.pb.h"
class LedgerAcquire : public boost::enable_shared_from_this<LedgerAcquire>
class PeerSet
{
protected:
uint256 mHash;
int mTimerInterval;
bool mComplete, mFailed;
boost::recursive_mutex mLock;
boost::asio::deadline_timer mTimer;
std::list< boost::weak_ptr<Peer> > mPeers;
PeerSet(const uint256& hash, int interval);
public:
const uint256& getHash() const { return mHash; }
bool isComplete() const { return mComplete; }
bool isFailed() const { return mFailed; }
void peerHas(Peer::pointer);
void badPeer(Peer::pointer);
void resetTimer();
protected:
virtual void newPeer(Peer::pointer) = 0;
virtual boost::function<void (boost::system::error_code)> getTimerLamba() = 0;
void setComplete() { mComplete = true; }
void setFailed() { mFailed = true; }
};
class LedgerAcquire : public PeerSet, public boost::enable_shared_from_this<LedgerAcquire>
{ // A ledger we are trying to acquire
public:
typedef boost::shared_ptr<LedgerAcquire> pointer;
protected:
boost::recursive_mutex mLock;
Ledger::pointer mLedger;
uint256 mHash;
bool mComplete, mFailed, mHaveBase, mHaveState, mHaveTransactions;
boost::asio::deadline_timer mTimer;
bool mHaveBase, mHaveState, mHaveTransactions;
std::vector< boost::function<void (LedgerAcquire::pointer)> > mOnComplete;
std::list<boost::weak_ptr<Peer> > mPeers; // peers known to have this ledger
void done();
void onTimer() { trigger(Peer::pointer()); }
static void timerEntry(boost::weak_ptr<LedgerAcquire>, const boost::system::error_code&);
void sendRequest(boost::shared_ptr<newcoin::TMGetLedger> message);
void sendRequest(boost::shared_ptr<newcoin::TMGetLedger> message, Peer::pointer peer);
void trigger(Peer::pointer peer);
void newPeer(Peer::pointer peer) { trigger(peer); }
void trigger(Peer::pointer);
virtual boost::function<void (boost::system::error_code)> getTimerLamba();
static void LATimerEntry(boost::weak_ptr<LedgerAcquire>, const boost::system::error_code&);
public:
LedgerAcquire(const uint256& hash);
const uint256& getHash() const { return mHash; }
bool isComplete() const { return mComplete; }
bool isFailed() const { return mFailed; }
bool isBase() const { return mHaveBase; }
bool isAcctStComplete() const { return mHaveState; }
bool isTransComplete() const { return mHaveTransactions; }
@@ -50,14 +74,11 @@ public:
void addOnComplete(boost::function<void (LedgerAcquire::pointer)>);
void peerHas(Peer::pointer);
void badPeer(Peer::pointer);
bool takeBase(const std::string& data, Peer::pointer);
bool takeTxNode(const std::list<SHAMapNode>& IDs, const std::list<std::vector<unsigned char> >& data,
Peer::pointer);
bool takeAsNode(const std::list<SHAMapNode>& IDs, const std::list<std::vector<unsigned char> >& data,
Peer::pointer);
void resetTimer();
};
class LedgerAcquireMaster