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added spork for resolving forks

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This commit is contained in:
Evan Duffield 2015-02-11 21:05:09 -07:00
parent c8c4cc48f2
commit 662d01733d
6 changed files with 38 additions and 14 deletions
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2
configure.ac
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@ -3,7 +3,7 @@ AC_PREREQ([2.60])
define(_CLIENT_VERSION_MAJOR, 0)
define(_CLIENT_VERSION_MINOR, 11)
define(_CLIENT_VERSION_REVISION, 1)
define(_CLIENT_VERSION_BUILD, 21)
define(_CLIENT_VERSION_BUILD, 22)
define(_CLIENT_VERSION_IS_RELEASE, true)
define(_COPYRIGHT_YEAR, 2015)
AC_INIT([Darkcoin Core],[_CLIENT_VERSION_MAJOR._CLIENT_VERSION_MINOR._CLIENT_VERSION_REVISION],[info@darkcoin.io],[darkcoin])

2
src/clientversion.h
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@ -12,7 +12,7 @@
#define CLIENT_VERSION_MAJOR 0
#define CLIENT_VERSION_MINOR 11
#define CLIENT_VERSION_REVISION 1
#define CLIENT_VERSION_BUILD 21
#define CLIENT_VERSION_BUILD 22

19
src/main.cpp
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@ -2473,6 +2473,19 @@ bool static ConnectTip(CValidationState &state, CBlockIndex *pindexNew) {
return true;
}
bool DisconnectBlocksAndReprocess(int blocks)
{
LOCK(cs_main);
CValidationState state;
LogPrintf("DisconnectBlocksAndReprocess: Got command to replay %d blocks", blocks);
for(int i = 0; i <= blocks; i++)
DisconnectTip(state);
return true;
}
/*
DisconnectBlockAndInputs
@ -3187,12 +3200,6 @@ bool ProcessBlock(CValidationState &state, CNode* pfrom, CBlock* pblock, CDiskBl
// Ask this guy to fill in what we're missing
PushGetBlocks(pfrom, chainActive.Tip(), GetOrphanRoot(hash));
// Move backwards to tigger reprocessing both chains
if(fLargeWorkForkFound || fLargeWorkInvalidChainFound || IsSporkActive(SPORK_4_RECONVERGE)){
CValidationState state;
DisconnectTip(state);
}
}
return true;
}

3
src/main.h
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@ -613,6 +613,9 @@ bool DisconnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex
/** Find a conflicting transcation in a block and disconnect all up to that point **/
bool DisconnectBlockAndInputs(CValidationState &state, CTransaction txLock);
// reprocess a number of blocks to try and get on the correct chain again
bool DisconnectBlocksAndReprocess(int blocks);
// Apply the effects of this block (with given index) on the UTXO set represented by coins
bool ConnectBlock(CBlock& block, CValidationState& state, CBlockIndex* pindex, CCoinsViewCache& coins, bool fJustCheck = false);

19
src/spork.cpp
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@ -10,6 +10,7 @@
#include "base58.h"
#include "protocol.h"
#include "spork.h"
#include "main.h"
#include <boost/lexical_cast.hpp>
using namespace std;
@ -57,6 +58,8 @@ void ProcessSpork(CNode* pfrom, std::string& strCommand, CDataStream& vRecv)
mapSporksActive[spork.nSporkID] = spork;
sporkManager.Relay(spork);
//does a task if needed
ExecuteSpork(spork.nSporkID, spork.nValue);
}
if (strCommand == "getsporks")
{
@ -81,8 +84,8 @@ bool IsSporkActive(int nSporkID)
if(nSporkID == SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT) r = SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT_DEFAULT;
if(nSporkID == SPORK_2_INSTANTX) r = SPORK_2_INSTANTX_DEFAULT;
if(nSporkID == SPORK_3_INSTANTX_BLOCK_FILTERING) r = SPORK_3_INSTANTX_BLOCK_FILTERING_DEFAULT;
if(nSporkID == SPORK_4_RECONVERGE) r = SPORK_4_RECONVERGE_DEFAULT;
if(nSporkID == SPORK_5_MAX_VALUE) r = SPORK_5_MAX_VALUE_DEFAULT;
if(nSporkID == SPORK_6_REPLAY_BLOCKS) r = SPORK_6_REPLAY_BLOCKS_DEFAULT;
if(r == 0) LogPrintf("GetSpork::Unknown Spork %d\n", nSporkID);
}
@ -102,8 +105,8 @@ int GetSporkValue(int nSporkID)
if(nSporkID == SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT) r = SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT_DEFAULT;
if(nSporkID == SPORK_2_INSTANTX) r = SPORK_2_INSTANTX_DEFAULT;
if(nSporkID == SPORK_3_INSTANTX_BLOCK_FILTERING) r = SPORK_3_INSTANTX_BLOCK_FILTERING_DEFAULT;
if(nSporkID == SPORK_4_RECONVERGE) r = SPORK_4_RECONVERGE_DEFAULT;
if(nSporkID == SPORK_5_MAX_VALUE) r = SPORK_5_MAX_VALUE_DEFAULT;
if(nSporkID == SPORK_6_REPLAY_BLOCKS) r = SPORK_6_REPLAY_BLOCKS_DEFAULT;
if(r == 0) LogPrintf("GetSpork::Unknown Spork %d\n", nSporkID);
}
@ -111,6 +114,14 @@ int GetSporkValue(int nSporkID)
return r;
}
void ExecuteSpork(int nSporkID, int nValue)
{
//replay and process blocks (to sync to the longest chain after disabling sporks)
if(nSporkID == SPORK_6_REPLAY_BLOCKS){
DisconnectBlocksAndReprocess(nValue);
}
}
bool CSporkManager::CheckSignature(CSporkMessage& spork)
{
@ -206,8 +217,8 @@ int CSporkManager::GetSporkIDByName(std::string strName)
if(strName == "SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT") return SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT;
if(strName == "SPORK_2_INSTANTX") return SPORK_2_INSTANTX;
if(strName == "SPORK_3_INSTANTX_BLOCK_FILTERING") return SPORK_3_INSTANTX_BLOCK_FILTERING;
if(strName == "SPORK_4_RECONVERGE") return SPORK_4_RECONVERGE;
if(strName == "SPORK_5_MAX_VALUE") return SPORK_5_MAX_VALUE;
if(strName == "SPORK_6_REPLAY_BLOCKS") return SPORK_6_REPLAY_BLOCKS;
return -1;
}
@ -217,8 +228,8 @@ std::string CSporkManager::GetSporkNameByID(int id)
if(id == SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT) return "SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT";
if(id == SPORK_2_INSTANTX) return "SPORK_2_INSTANTX";
if(id == SPORK_3_INSTANTX_BLOCK_FILTERING) return "SPORK_3_INSTANTX_BLOCK_FILTERING";
if(id == SPORK_4_RECONVERGE) return "SPORK_4_RECONVERGE";
if(id == SPORK_5_MAX_VALUE) return "SPORK_5_MAX_VALUE";
if(id == SPORK_6_REPLAY_BLOCKS) return "SPORK_6_REPLAY_BLOCKS";
return "Unknown";
}

7
src/spork.h
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@ -22,14 +22,16 @@ using namespace boost;
#define SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT 10000
#define SPORK_2_INSTANTX 10001
#define SPORK_3_INSTANTX_BLOCK_FILTERING 10002
#define SPORK_4_RECONVERGE 10003
#define SPORK_4_NOTUSED 10003
#define SPORK_5_MAX_VALUE 10004
#define SPORK_6_REPLAY_BLOCKS 10005
#define SPORK_1_MASTERNODE_PAYMENTS_ENFORCEMENT_DEFAULT 1424217600 //2015-2-18
#define SPORK_2_INSTANTX_DEFAULT 978307200 //2001-1-1
#define SPORK_3_INSTANTX_BLOCK_FILTERING_DEFAULT 1424217600 //2015-2-18
#define SPORK_4_RECONVERGE_DEFAULT 4070908800 //2099-1-1
#define SPORK_4_RECONVERGE_DEFAULT 1420070400 //2047-1-1
#define SPORK_5_MAX_VALUE_DEFAULT 1000 //1000 DRK
#define SPORK_6_REPLAY_BLOCKS_DEFAULT 0
class CSporkMessage;
class CSporkManager;
@ -52,6 +54,7 @@ extern CSporkManager sporkManager;
void ProcessSpork(CNode* pfrom, std::string& strCommand, CDataStream& vRecv);
int GetSporkValue(int nSporkID);
bool IsSporkActive(int nSporkID);
void ExecuteSpork(int nSporkID, int nValue);
//
// Spork Class