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[rpc] expose blockmintxfee via getmininginfo

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This commit is contained in:
glozow
2025-08-14 13:07:55 -04:00
parent 7b4a1350df
commit 9169a50d52
2 changed files with 5 additions and 0 deletions
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4
src/rpc/mining.cpp
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@@ -429,6 +429,7 @@ static RPCHelpMan getmininginfo()
{RPCResult::Type::STR_HEX, "target", "The current target"},
{RPCResult::Type::NUM, "networkhashps", "The network hashes per second"},
{RPCResult::Type::NUM, "pooledtx", "The size of the mempool"},
{RPCResult::Type::STR_AMOUNT, "blockmintxfee", "Minimum feerate of packages selected for block inclusion in " + CURRENCY_UNIT + "/kvB"},
{RPCResult::Type::STR, "chain", "current network name (" LIST_CHAIN_NAMES ")"},
{RPCResult::Type::STR_HEX, "signet_challenge", /*optional=*/true, "The block challenge (aka. block script), in hexadecimal (only present if the current network is a signet)"},
{RPCResult::Type::OBJ, "next", "The next block",
@@ -469,6 +470,9 @@ static RPCHelpMan getmininginfo()
obj.pushKV("target", GetTarget(tip, chainman.GetConsensus().powLimit).GetHex());
obj.pushKV("networkhashps", getnetworkhashps().HandleRequest(request));
obj.pushKV("pooledtx", (uint64_t)mempool.size());
BlockAssembler::Options assembler_options;
ApplyArgsManOptions(*node.args, assembler_options);
obj.pushKV("blockmintxfee", ValueFromAmount(assembler_options.blockMinFeeRate.GetFeePerK()));
obj.pushKV("chain", chainman.GetParams().GetChainTypeString());
UniValue next(UniValue::VOBJ);

1
test/functional/mining_basic.py
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@@ -153,6 +153,7 @@ class MiningTest(BitcoinTestFramework):
self.log.info(f"-> Test {blockmintxfee_parameter} ({blockmintxfee_sat_kvb} sat/kvB)...")
self.restart_node(0, extra_args=[blockmintxfee_parameter, '-minrelaytxfee=0', '-persistmempool=0'])
self.wallet.rescan_utxos() # to avoid spending outputs of txs that are not in mempool anymore after restart
assert_equal(node.getmininginfo()['blockmintxfee'], blockmintxfee_btc_kvb)
# submit one tx with exactly the blockmintxfee rate, and one slightly below
tx_with_min_feerate = self.wallet.send_self_transfer(from_node=node, fee_rate=blockmintxfee_btc_kvb, confirmed_only=True)