sketch a method to return claim activations in a given block
it doesn't link properly
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2 changed files with 70 additions and 3 deletions
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@ -8,6 +8,7 @@
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#include <txmempool.h>
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#include <univalue.h>
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#include <validation.h>
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#include <undo.h>
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#include <boost/thread.hpp>
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#include <cmath>
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@ -167,6 +168,7 @@ static UniValue getclaimsintrie(const JSONRPCRequest& request)
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UniValue nodeObj(UniValue::VOBJ);
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nodeObj.pushKV("normalized_name", name);
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nodeObj.pushKV("takeover_height", node->nHeightOfLastTakeover);
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nodeObj.pushKV("claims", claims);
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nodes.push_back(nodeObj);
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}
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@ -884,6 +886,70 @@ UniValue getnameproof(const JSONRPCRequest& request)
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return proofToJSON(proof);
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}
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extern bool UndoReadFromDisk(CBlockUndo& blockundo, const CBlockIndex *pindex);
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UniValue getactivationsinblock(const JSONRPCRequest& request) {
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if (request.fHelp || request.params.size() > 1)
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throw std::runtime_error(
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"getactivationsinblock\n"
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"Return the list of claims that became active or expired in a block\n"
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"Arguments:\n"
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"1. \"blockhash\" (string, optional) the hash of the block in question for non-tip lookup\n"
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"Result:\n"
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"[ (array of string) claimIDs whose activation or expiration changed,\n"
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" including those with supports added/removed\n"
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"]\n");
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CBlockUndo undo;
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LOCK(cs_main);
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auto index = chainActive.Tip();
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if (request.params.size() > 0) {
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index = BlockHashIndex(ParseHashV(request.params[0], "blockhash (optional parameter)"));
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}
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if (!UndoReadFromDisk(undo, index))
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throw JSONRPCError(RPC_INTERNAL_ERROR,
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"Unable to read the undo block for height " + std::to_string(index->nHeight));
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std::set<std::string> activations;
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for (auto& u: undo.insertUndo)
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activations.insert(ClaimIdHash(u.outPoint.hash, u.outPoint.n).ToString());
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UniValue removed(UniValue::VARR);
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for (auto& u: undo.expireUndo)
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activations.insert(u.second.claimId.ToString());
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if (!undo.insertSupportUndo.empty()) {
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CBlock block;
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if (!ReadBlockFromDisk(block, index, Params().GetConsensus()))
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throw JSONRPCError(RPC_INTERNAL_ERROR,
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"Unable to read the block for height " + std::to_string(index->nHeight));
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for (auto& u: undo.insertSupportUndo) { // all the supports added to the map on that block
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for (const auto& tx : block.vtx) {
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if (tx->GetHash() != u.outPoint.hash)
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continue;
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const auto& vout = tx->vout[u.outPoint.n];
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int op = 0;
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std::vector<std::vector<unsigned char>> vvchParams;
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if (DecodeClaimScript(vout.scriptPubKey, op, vvchParams)) {
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activations.insert(std::string(vvchParams[1].begin(), vvchParams[1].end()));
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}
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}
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}
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}
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for (auto& u: undo.expireSupportUndo)
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activations.insert(u.second.supportedClaimId.ToString());
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UniValue result(UniValue::VARR);
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for (auto& entry: activations)
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result.push_back(entry);
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return result;
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}
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UniValue checknormalization(const JSONRPCRequest& request)
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{
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if (request.fHelp || request.params.size() != 1)
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@ -913,9 +979,10 @@ static const CRPCCommand commands[] =
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{ "Claimtrie", "gettotalclaims", &gettotalclaims, { "" } },
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{ "Claimtrie", "gettotalvalueofclaims", &gettotalvalueofclaims, { "controlling_only" } },
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{ "Claimtrie", "getclaimsfortx", &getclaimsfortx, { "txid" } },
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{ "Claimtrie", "getnameproof", &getnameproof, { "name","blockhash"} },
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{ "Claimtrie", "getnameproof", &getnameproof, { "name","blockhash" } },
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{ "Claimtrie", "getclaimbyid", &getclaimbyid, { "claimId" } },
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{ "Claimtrie", "checknormalization", &checknormalization, { "name" }},
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{ "Claimtrie", "checknormalization", &checknormalization, { "name" } },
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{ "Claimtrie", "getchangesinblock", &getactivationsinblock, { "blockhash" } },
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};
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void RegisterClaimTrieRPCCommands(CRPCTable &tableRPC)
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@ -1380,7 +1380,7 @@ bool UndoWriteToDisk(const CBlockUndo& blockundo, CDiskBlockPos& pos, const uint
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return true;
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}
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static bool UndoReadFromDisk(CBlockUndo& blockundo, const CBlockIndex *pindex)
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bool UndoReadFromDisk(CBlockUndo& blockundo, const CBlockIndex *pindex)
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{
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CDiskBlockPos pos = pindex->GetUndoPos();
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if (pos.IsNull()) {
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