alt_chain_info can now give more info about a particular alt chain

This commit is contained in:
moneromooo-monero 2018-05-19 23:53:05 +01:00
parent 25e7a7d96f
commit 50af3579ee
No known key found for this signature in database
GPG Key ID: 686F07454D6CEFC3
8 changed files with 57 additions and 19 deletions

View File

@ -4393,9 +4393,9 @@ std::map<uint64_t, std::tuple<uint64_t, uint64_t, uint64_t>> Blockchain:: get_ou
return m_db->get_output_histogram(amounts, unlocked, recent_cutoff, min_count);
}
std::list<std::pair<Blockchain::block_extended_info,uint64_t>> Blockchain::get_alternative_chains() const
std::list<std::pair<Blockchain::block_extended_info,std::vector<crypto::hash>>> Blockchain::get_alternative_chains() const
{
std::list<std::pair<Blockchain::block_extended_info,uint64_t>> chains;
std::list<std::pair<Blockchain::block_extended_info,std::vector<crypto::hash>>> chains;
for (const auto &i: m_alternative_chains)
{
@ -4411,15 +4411,16 @@ std::list<std::pair<Blockchain::block_extended_info,uint64_t>> Blockchain::get_a
}
if (!found)
{
uint64_t length = 1;
std::vector<crypto::hash> chain;
auto h = i.second.bl.prev_id;
chain.push_back(top);
blocks_ext_by_hash::const_iterator prev;
while ((prev = m_alternative_chains.find(h)) != m_alternative_chains.end())
{
chain.push_back(h);
h = prev->second.bl.prev_id;
++length;
}
chains.push_back(std::make_pair(i.second, length));
chains.push_back(std::make_pair(i.second, chain));
}
}
return chains;

View File

@ -939,7 +939,7 @@ namespace cryptonote
*
* @return a list of chains
*/
std::list<std::pair<block_extended_info,uint64_t>> get_alternative_chains() const;
std::list<std::pair<block_extended_info,std::vector<crypto::hash>>> get_alternative_chains() const;
void add_txpool_tx(transaction &tx, const txpool_tx_meta_t &meta);
void update_txpool_tx(const crypto::hash &txid, const txpool_tx_meta_t &meta);

View File

@ -599,13 +599,13 @@ bool t_command_parser_executor::print_coinbase_tx_sum(const std::vector<std::str
bool t_command_parser_executor::alt_chain_info(const std::vector<std::string>& args)
{
if(args.size())
if(args.size() > 1)
{
std::cout << "No parameters allowed" << std::endl;
std::cout << "usage: alt_chain_info [block_hash]" << std::endl;
return false;
}
return m_executor.alt_chain_info();
return m_executor.alt_chain_info(args.size() == 1 ? args[0] : "");
}
bool t_command_parser_executor::print_blockchain_dynamic_stats(const std::vector<std::string>& args)

View File

@ -255,6 +255,7 @@ t_command_server::t_command_server(
m_command_lookup.set_handler(
"alt_chain_info"
, std::bind(&t_command_parser_executor::alt_chain_info, &m_parser, p::_1)
, "alt_chain_info [blockhash]"
, "Print the information about alternative chains."
);
m_command_lookup.set_handler(

View File

@ -1628,7 +1628,7 @@ 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()
bool t_rpc_command_executor::alt_chain_info(const std::string &tip)
{
cryptonote::COMMAND_RPC_GET_INFO::request ireq;
cryptonote::COMMAND_RPC_GET_INFO::response ires;
@ -1663,12 +1663,32 @@ bool t_rpc_command_executor::alt_chain_info()
}
}
tools::msg_writer() << boost::lexical_cast<std::string>(res.chains.size()) << " alternate chains found:";
for (const auto &chain: res.chains)
if (tip.empty())
{
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;
tools::msg_writer() << boost::lexical_cast<std::string>(res.chains.size()) << " alternate chains found:";
for (const auto &chain: res.chains)
{
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 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())
{
const auto &chain = *i;
tools::success_msg_writer() << "Found alternate chain with tip " << tip;
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 << ":";
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;
}
else
tools::fail_msg_writer() << "Block hash " << tip << " is not the tip of any known alternate chain";
}
return true;
}

View File

@ -143,7 +143,7 @@ public:
bool print_coinbase_tx_sum(uint64_t height, uint64_t count);
bool alt_chain_info();
bool alt_chain_info(const std::string &tip);
bool print_blockchain_dynamic_stats(uint64_t nblocks);

View File

@ -1774,10 +1774,22 @@ namespace cryptonote
PERF_TIMER(on_get_alternate_chains);
try
{
std::list<std::pair<Blockchain::block_extended_info, uint64_t>> chains = m_core.get_blockchain_storage().get_alternative_chains();
std::list<std::pair<Blockchain::block_extended_info, std::vector<crypto::hash>>> chains = m_core.get_blockchain_storage().get_alternative_chains();
for (const auto &i: chains)
{
res.chains.push_back(COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info{epee::string_tools::pod_to_hex(get_block_hash(i.first.bl)), i.first.height, i.second, i.first.cumulative_difficulty});
res.chains.push_back(COMMAND_RPC_GET_ALTERNATE_CHAINS::chain_info{epee::string_tools::pod_to_hex(get_block_hash(i.first.bl)), i.first.height, i.second.size(), i.first.cumulative_difficulty, {}, std::string()});
res.chains.back().block_hashes.reserve(i.second.size());
for (const crypto::hash &block_id: i.second)
res.chains.back().block_hashes.push_back(epee::string_tools::pod_to_hex(block_id));
if (i.first.height < i.second.size())
{
res.status = "Error finding alternate chain attachment point";
return true;
}
cryptonote::block main_chain_parent_block;
try { main_chain_parent_block = m_core.get_blockchain_storage().get_db().get_block_from_height(i.first.height - i.second.size()); }
catch (const std::exception &e) { res.status = "Error finding alternate chain attachment point"; return true; }
res.chains.back().main_chain_parent_block = epee::string_tools::pod_to_hex(get_block_hash(main_chain_parent_block));
}
res.status = CORE_RPC_STATUS_OK;
}

View File

@ -49,7 +49,7 @@ namespace cryptonote
// advance which version they will stop working with
// Don't go over 32767 for any of these
#define CORE_RPC_VERSION_MAJOR 1
#define CORE_RPC_VERSION_MINOR 20
#define CORE_RPC_VERSION_MINOR 21
#define MAKE_CORE_RPC_VERSION(major,minor) (((major)<<16)|(minor))
#define CORE_RPC_VERSION MAKE_CORE_RPC_VERSION(CORE_RPC_VERSION_MAJOR, CORE_RPC_VERSION_MINOR)
@ -2086,12 +2086,16 @@ namespace cryptonote
uint64_t height;
uint64_t length;
uint64_t difficulty;
std::vector<std::string> block_hashes;
std::string main_chain_parent_block;
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE(block_hash)
KV_SERIALIZE(height)
KV_SERIALIZE(length)
KV_SERIALIZE(difficulty)
KV_SERIALIZE(block_hashes)
KV_SERIALIZE(main_chain_parent_block)
END_KV_SERIALIZE_MAP()
};