diff options
Diffstat (limited to 'src/rpc/blockchain.cpp')
| -rw-r--r-- | src/rpc/blockchain.cpp | 56 |
1 files changed, 52 insertions, 4 deletions
diff --git a/src/rpc/blockchain.cpp b/src/rpc/blockchain.cpp index 0b42c1d625..368654bfa6 100644 --- a/src/rpc/blockchain.cpp +++ b/src/rpc/blockchain.cpp @@ -336,8 +336,8 @@ std::string EntryDescriptionString() " \"modifiedfee\" : n, (numeric) transaction fee with fee deltas used for mining priority\n" " \"time\" : n, (numeric) local time transaction entered pool in seconds since 1 Jan 1970 GMT\n" " \"height\" : n, (numeric) block height when transaction entered pool\n" - " \"startingpriority\" : n, (numeric) priority when transaction entered pool\n" - " \"currentpriority\" : n, (numeric) transaction priority now\n" + " \"startingpriority\" : n, (numeric) DEPRECATED. Priority when transaction entered pool\n" + " \"currentpriority\" : n, (numeric) DEPRECATED. Transaction priority now\n" " \"descendantcount\" : n, (numeric) number of in-mempool descendant transactions (including this one)\n" " \"descendantsize\" : n, (numeric) virtual transaction size of in-mempool descendants (including this one)\n" " \"descendantfees\" : n, (numeric) modified fees (see above) of in-mempool descendants (including this one)\n" @@ -651,9 +651,9 @@ UniValue getblockheader(const JSONRPCRequest& request) " \"nonce\" : n, (numeric) The nonce\n" " \"bits\" : \"1d00ffff\", (string) The bits\n" " \"difficulty\" : x.xxx, (numeric) The difficulty\n" + " \"chainwork\" : \"0000...1f3\" (string) Expected number of hashes required to produce the current chain (in hex)\n" " \"previousblockhash\" : \"hash\", (string) The hash of the previous block\n" " \"nextblockhash\" : \"hash\", (string) The hash of the next block\n" - " \"chainwork\" : \"0000...1f3\" (string) Expected number of hashes required to produce the current chain (in hex)\n" "}\n" "\nResult (for verbose=false):\n" "\"data\" (string) A string that is serialized, hex-encoded data for block 'hash'.\n" @@ -814,6 +814,53 @@ static bool GetUTXOStats(CCoinsView *view, CCoinsStats &stats) return true; } +UniValue pruneblockchain(const JSONRPCRequest& request) +{ + if (request.fHelp || request.params.size() != 1) + throw runtime_error( + "pruneblockchain\n" + "\nArguments:\n" + "1. \"height\" (numeric, required) The block height to prune up to. May be set to a discrete height, or to a unix timestamp to prune based on block time.\n" + "\nResult:\n" + "n (numeric) Height of the last block pruned.\n" + "\nExamples:\n" + + HelpExampleCli("pruneblockchain", "1000") + + HelpExampleRpc("pruneblockchain", "1000")); + + if (!fPruneMode) + throw JSONRPCError(RPC_METHOD_NOT_FOUND, "Cannot prune blocks because node is not in prune mode."); + + LOCK(cs_main); + + int heightParam = request.params[0].get_int(); + if (heightParam < 0) + throw JSONRPCError(RPC_INVALID_PARAMETER, "Negative block height."); + + // Height value more than a billion is too high to be a block height, and + // too low to be a block time (corresponds to timestamp from Sep 2001). + if (heightParam > 1000000000) { + CBlockIndex* pindex = chainActive.FindEarliestAtLeast(heightParam); + if (!pindex) { + throw JSONRPCError(RPC_INTERNAL_ERROR, "Could not find block with at least the specified timestamp."); + } + heightParam = pindex->nHeight; + } + + unsigned int height = (unsigned int) heightParam; + unsigned int chainHeight = (unsigned int) chainActive.Height(); + if (chainHeight < Params().PruneAfterHeight()) + throw JSONRPCError(RPC_INTERNAL_ERROR, "Blockchain is too short for pruning."); + else if (height > chainHeight) + throw JSONRPCError(RPC_INVALID_PARAMETER, "Blockchain is shorter than the attempted prune height."); + else if (height > chainHeight - MIN_BLOCKS_TO_KEEP) { + LogPrint("rpc", "Attempt to prune blocks close to the tip. Retaining the minimum number of blocks."); + height = chainHeight - MIN_BLOCKS_TO_KEEP; + } + + PruneBlockFilesManual(height); + return uint64_t(height); +} + UniValue gettxoutsetinfo(const JSONRPCRequest& request) { if (request.fHelp || request.params.size() != 0) @@ -1073,7 +1120,7 @@ UniValue getblockchaininfo(const JSONRPCRequest& request) obj.push_back(Pair("bestblockhash", chainActive.Tip()->GetBlockHash().GetHex())); obj.push_back(Pair("difficulty", (double)GetDifficulty())); obj.push_back(Pair("mediantime", (int64_t)chainActive.Tip()->GetMedianTimePast())); - obj.push_back(Pair("verificationprogress", Checkpoints::GuessVerificationProgress(Params().Checkpoints(), chainActive.Tip()))); + obj.push_back(Pair("verificationprogress", GuessVerificationProgress(Params().TxData(), chainActive.Tip()))); obj.push_back(Pair("chainwork", chainActive.Tip()->nChainWork.GetHex())); obj.push_back(Pair("pruned", fPruneMode)); @@ -1384,6 +1431,7 @@ static const CRPCCommand commands[] = { "blockchain", "getrawmempool", &getrawmempool, true, {"verbose"} }, { "blockchain", "gettxout", &gettxout, true, {"txid","n","include_mempool"} }, { "blockchain", "gettxoutsetinfo", &gettxoutsetinfo, true, {} }, + { "blockchain", "pruneblockchain", &pruneblockchain, true, {"height"} }, { "blockchain", "verifychain", &verifychain, true, {"checklevel","nblocks"} }, { "blockchain", "preciousblock", &preciousblock, true, {"blockhash"} }, |