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add getblockdata RPC

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This commit is contained in:
blackjok3r
2018-10-23 23:29:49 +08:00
parent 62c220a9c2
commit 0aa4f46ccc
3 changed files with 89 additions and 13 deletions
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76
src/rpcblockchain.cpp
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@@ -257,6 +257,80 @@ UniValue blockToDeltasJSON(const CBlock& block, const CBlockIndex* blockindex)
return result;
}
UniValue getdatafromblock(const UniValue& params, bool fHelp)
{
if (fHelp || params.size() < 1 || params.size() > 2)
throw runtime_error(
"getdatafromblock \"hash|height\"\n"
"\nReturns all the data sent via streamer in block if there was any data in it.\n"
"\nArguments:\n"
"1. \"hash|height\" (string, required) The block hash or height\n"
"\nResult (for verbose=false):\n"
"\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n"
"\nExamples:\n"
+ HelpExampleCli("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ HelpExampleRpc("getblock", "\"00000000c937983704a73af28acdec37b049d214adbda81d7e2a3dd146f6ed09\"")
+ HelpExampleCli("getblock", "12800")
+ HelpExampleRpc("getblock", "12800")
);
LOCK(cs_main);
std::string strHash = params[0].get_str();
// If height is supplied, find the hash
if (strHash.size() < (2 * sizeof(uint256))) {
// std::stoi allows characters, whereas we want to be strict
regex r("[[:digit:]]+");
if (!regex_match(strHash, r)) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid block height parameter");
}
int nHeight = -1;
try {
nHeight = std::stoi(strHash);
}
catch (const std::exception &e) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid block height parameter");
}
if (nHeight < 0 || nHeight > chainActive.Height()) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Block height out of range");
}
strHash = chainActive[nHeight]->GetBlockHash().GetHex();
}
uint256 hash(uint256S(strHash));
if (mapBlockIndex.count(hash) == 0)
throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
CBlock block;
CBlockIndex* pblockindex = mapBlockIndex[hash];
if (fHavePruned && !(pblockindex->nStatus & BLOCK_HAVE_DATA) && pblockindex->nTx > 0)
throw JSONRPCError(RPC_INTERNAL_ERROR, "Block not available (pruned data)");
if(!ReadBlockFromDisk(block, pblockindex,1))
throw JSONRPCError(RPC_INTERNAL_ERROR, "Can't read block from disk");
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
fprintf(stderr, "%s\n",tx.GetHash().GetHex());
}
return chainActive.Height();
/*
UniValue result(UniValue::VOBJ);
UniValue txs(UniValue::VARR);
BOOST_FOREACH(const CTransaction&tx, block.vtx)
{
txs.push_back(tx.GetHash().GetHex());
}
result.push_back(Pair("tx", txs));
return result;
*/
}
UniValue blockToJSON(const CBlock& block, const CBlockIndex* blockindex, bool txDetails = false)
{
UniValue result(UniValue::VOBJ);
@@ -816,7 +890,7 @@ UniValue kvsearch(const UniValue& params, bool fHelp)
" \"currentheight\": xxxxx, (numeric) current height of the chain\n"
" \"key\": \"xxxxx\", (string) key\n"
" \"keylen\": xxxxx, (string) length of the key \n"
" \"owner\": \"xxxxx\" (string) hex string representing the owner of the key \n"
" \"owner\": \"xxxxx\" (string) hex string representing the owner of the key \n"
" \"height\": xxxxx, (numeric) height the key was stored at\n"
" \"expiration\": xxxxx, (numeric) height the key will expire\n"
" \"flags\": x (numeric) 1 if the key was created with a password; 0 otherwise.\n"