Function invalidateblock

src/rpc/blockchain.cpp:2091–2130

}

static RPCHelpMan invalidateblock()
{
    return RPCHelpMan{"invalidateblock",
                "\nPermanently marks a block as invalid, as if it violated a consensus rule.\n",
                {
                    {"blockhash", RPCArg::Type::STR_HEX, RPCArg::Optional::NO, "the hash of the block to mark as invalid"},
                },
                RPCResult{RPCResult::Type::NONE, "", ""},
                RPCExamples{
                    HelpExampleCli("invalidateblock", "\"blockhash\"")
            + HelpExampleRpc("invalidateblock", "\"blockhash\"")
                },
        [&](const RPCHelpMan& self, const JSONRPCRequest& request) -> UniValue
{
    uint256 hash(ParseHashV(request.params[0], "blockhash"));
    BlockValidationState state;

    ChainstateManager& chainman = EnsureAnyChainman(request.context);
    CBlockIndex* pblockindex;
    {
        LOCK(cs_main);
        pblockindex = chainman.m_blockman.LookupBlockIndex(hash);
        if (!pblockindex) {
            throw JSONRPCError(RPC_INVALID_ADDRESS_OR_KEY, "Block not found");
        }
    }
    chainman.ActiveChainstate().InvalidateBlock(state, pblockindex);

    if (state.IsValid()) {
        chainman.ActiveChainstate().ActivateBestChain(state);
    }

    if (!state.IsValid()) {
        throw JSONRPCError(RPC_DATABASE_ERROR, state.ToString());
    }

    return NullUniValue;
},
    };
}

static RPCHelpMan reconsiderblock()
{