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Merge pull request #2778 from jgarzik/rpc-verifydb

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RPC: add 'verifychain' to verify chain database at runtime
This commit is contained in:
Jeff Garzik 2013-06-22 23:08:13 -07:00
commit 4be2aba302
6 changed files with 26 additions and 6 deletions
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3
src/bitcoinrpc.cpp
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@ -254,6 +254,7 @@ static const CRPCCommand vRPCCommands[] =
{ "gettxout", &gettxout, true, false },
{ "lockunspent", &lockunspent, false, false },
{ "listlockunspent", &listlockunspent, false, false },
{ "verifychain", &verifychain, true, false },
};
CRPCTable::CRPCTable()
@ -1194,6 +1195,8 @@ Array RPCConvertValues(const std::string &strMethod, const std::vector<std::stri
if (strMethod == "lockunspent" && n > 0) ConvertTo<bool>(params[0]);
if (strMethod == "lockunspent" && n > 1) ConvertTo<Array>(params[1]);
if (strMethod == "importprivkey" && n > 2) ConvertTo<bool>(params[2]);
if (strMethod == "verifychain" && n > 0) ConvertTo<boost::int64_t>(params[0]);
if (strMethod == "verifychain" && n > 1) ConvertTo<boost::int64_t>(params[1]);
return params;
}

1
src/bitcoinrpc.h
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@ -205,5 +205,6 @@ extern json_spirit::Value getblockhash(const json_spirit::Array& params, bool fH
extern json_spirit::Value getblock(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value gettxoutsetinfo(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value gettxout(const json_spirit::Array& params, bool fHelp);
extern json_spirit::Value verifychain(const json_spirit::Array& params, bool fHelp);
#endif

3
src/init.cpp
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@ -763,7 +763,8 @@ bool AppInit2(boost::thread_group& threadGroup)
}
uiInterface.InitMessage(_("Verifying blocks..."));
if (!VerifyDB()) {
if (!VerifyDB(GetArg("-checklevel", 3),
GetArg( "-checkblocks", 288))) {
strLoadError = _("Corrupted block database detected");
break;
}

7
src/main.cpp
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@ -2686,14 +2686,13 @@ bool static LoadBlockIndexDB()
return true;
}
bool VerifyDB() {
bool VerifyDB(int nCheckLevel, int nCheckDepth)
{
if (pindexBest == NULL || pindexBest->pprev == NULL)
return true;
// Verify blocks in the best chain
int nCheckLevel = GetArg("-checklevel", 3);
int nCheckDepth = GetArg( "-checkblocks", 288);
if (nCheckDepth == 0)
if (nCheckDepth <= 0)
nCheckDepth = 1000000000; // suffices until the year 19000
if (nCheckDepth > nBestHeight)
nCheckDepth = nBestHeight;

2
src/main.h
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@ -146,7 +146,7 @@ bool LoadBlockIndex();
/** Unload database information */
void UnloadBlockIndex();
/** Verify consistency of the block and coin databases */
bool VerifyDB();
bool VerifyDB(int nCheckLevel, int nCheckDepth);
/** Print the loaded block tree */
void PrintBlockTree();
/** Find a block by height in the currently-connected chain */

16
src/rpcblockchain.cpp
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@ -243,4 +243,20 @@ Value gettxout(const Array& params, bool fHelp)
return ret;
}
Value verifychain(const Array& params, bool fHelp)
{
if (fHelp || params.size() > 2)
throw runtime_error(
"verifychain [check level] [num blocks]\n"
"Verifies blockchain database.");
int nCheckLevel = GetArg("-checklevel", 3);
int nCheckDepth = GetArg("-checkblocks", 288);
if (params.size() > 0)
nCheckLevel = params[0].get_int();
if (params.size() > 1)
nCheckDepth = params[1].get_int();
return VerifyDB(nCheckLevel, nCheckDepth);
}