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Merge pull request #5525

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0605406 daemon: sort alt chains by height (moneromooo-monero)
4228ee0  daemon: add optional arguments to alt_chain_info (moneromooo-monero)
880ebfd daemon: add more chain specific info in alt_chain_info (moneromooo-monero)
This commit is contained in:
luigi1111 2019-08-14 15:31:52 -05:00
commit 564bb1da3a
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GPG key ID: F4ACA0183641E010
10 changed files with 169 additions and 43 deletions
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66
src/daemon/rpc_command_executor.cpp
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@ -1818,7 +1818,7 @@ bool t_rpc_command_executor::print_coinbase_tx_sum(uint64_t height, uint64_t cou
return true;
}
bool t_rpc_command_executor::alt_chain_info(const std::string &tip)
bool t_rpc_command_executor::alt_chain_info(const std::string &tip, size_t above, uint64_t last_blocks)
{
cryptonote::COMMAND_RPC_GET_INFO::request ireq;
cryptonote::COMMAND_RPC_GET_INFO::response ires;
@ -1855,16 +1855,31 @@ bool t_rpc_command_executor::alt_chain_info(const std::string &tip)
if (tip.empty())
{
tools::msg_writer() << boost::lexical_cast<std::string>(res.chains.size()) << " alternate chains found:";
for (const auto &chain: res.chains)
auto chains = res.chains;
std::sort(chains.begin(), chains.end(), [](const cryptonote::COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info &info0, cryptonote::COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info &info1){ return info0.height < info1.height; });
std::vector<size_t> display;
for (size_t i = 0; i < chains.size(); ++i)
{
uint64_t start_height = (chain.height - chain.length + 1);
const auto &chain = chains[i];
if (chain.length <= above)
continue;
const uint64_t start_height = (chain.height - chain.length + 1);
if (last_blocks > 0 && ires.height - 1 - start_height >= last_blocks)
continue;
display.push_back(i);
}
tools::msg_writer() << boost::lexical_cast<std::string>(display.size()) << " alternate chains found:";
for (const size_t idx: display)
{
const auto &chain = chains[idx];
const uint64_t start_height = (chain.height - chain.length + 1);
tools::msg_writer() << chain.length << " blocks long, from height " << start_height << " (" << (ires.height - start_height - 1)
<< " deep), diff " << chain.difficulty << ": " << chain.block_hash;
}
}
else
{
const uint64_t now = time(NULL);
const auto i = std::find_if(res.chains.begin(), res.chains.end(), [&tip](cryptonote::COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info &info){ return info.block_hash == tip; });
if (i != res.chains.end())
{
@ -1876,6 +1891,49 @@ bool t_rpc_command_executor::alt_chain_info(const std::string &tip)
for (const std::string &block_id: chain.block_hashes)
tools::msg_writer() << " " << block_id;
tools::msg_writer() << "Chain parent on main chain: " << chain.main_chain_parent_block;
cryptonote::COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::request bhreq;
cryptonote::COMMAND_RPC_GET_BLOCK_HEADER_BY_HASH::response bhres;
bhreq.hashes = chain.block_hashes;
bhreq.hashes.push_back(chain.main_chain_parent_block);
bhreq.fill_pow_hash = false;
if (m_is_rpc)
{
if (!m_rpc_client->json_rpc_request(bhreq, bhres, "getblockheaderbyhash", fail_message.c_str()))
{
return true;
}
}
else
{
if (!m_rpc_server->on_get_block_header_by_hash(bhreq, bhres, error_resp))
{
tools::fail_msg_writer() << make_error(fail_message, res.status);
return true;
}
}
if (bhres.block_headers.size() != chain.length + 1)
{
tools::fail_msg_writer() << "Failed to get block header info for alt chain";
return true;
}
uint64_t t0 = bhres.block_headers.front().timestamp, t1 = t0;
for (const cryptonote::block_header_response &block_header: bhres.block_headers)
{
t0 = std::min<uint64_t>(t0, block_header.timestamp);
t1 = std::max<uint64_t>(t1, block_header.timestamp);
}
const uint64_t dt = t1 - t0;
const uint64_t age = std::max(dt, t0 < now ? now - t0 : 0);
tools::msg_writer() << "Age: " << tools::get_human_readable_timespan(age);
if (chain.length > 1)
{
tools::msg_writer() << "Time span: " << tools::get_human_readable_timespan(dt);
cryptonote::difficulty_type start_difficulty = bhres.block_headers.back().difficulty;
if (start_difficulty > 0)
tools::msg_writer() << "Approximated " << 100.f * DIFFICULTY_TARGET_V2 * chain.length / dt << "% of network hash rate";
else
tools::fail_msg_writer() << "Bad cmumulative difficulty reported by dameon";
}
}
else
tools::fail_msg_writer() << "Block hash " << tip << " is not the tip of any known alternate chain";