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simplewallet: add public_nodes command

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Lists nodes exposing their RPC port for public use
This commit is contained in:
moneromooo-monero 2019-06-25 16:50:08 +00:00
parent 2899379791
commit ffa46026b5
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GPG Key ID: 686F07454D6CEFC3
7 changed files with 99 additions and 22 deletions
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2
src/rpc/core_rpc_server.h
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@ -116,7 +116,7 @@ namespace cryptonote
MAP_URI_AUTO_JON2_IF("/mining_status", on_mining_status, COMMAND_RPC_MINING_STATUS, !m_restricted)
MAP_URI_AUTO_JON2_IF("/save_bc", on_save_bc, COMMAND_RPC_SAVE_BC, !m_restricted)
MAP_URI_AUTO_JON2_IF("/get_peer_list", on_get_peer_list, COMMAND_RPC_GET_PEER_LIST, !m_restricted)
MAP_URI_AUTO_JON2_IF("/get_public_nodes", on_get_public_nodes, COMMAND_RPC_GET_PUBLIC_NODES, !m_restricted)
MAP_URI_AUTO_JON2("/get_public_nodes", on_get_public_nodes, COMMAND_RPC_GET_PUBLIC_NODES)
MAP_URI_AUTO_JON2_IF("/set_log_hash_rate", on_set_log_hash_rate, COMMAND_RPC_SET_LOG_HASH_RATE, !m_restricted)
MAP_URI_AUTO_JON2_IF("/set_log_level", on_set_log_level, COMMAND_RPC_SET_LOG_LEVEL, !m_restricted)
MAP_URI_AUTO_JON2_IF("/set_log_categories", on_set_log_categories, COMMAND_RPC_SET_LOG_CATEGORIES, !m_restricted)

6
src/rpc/core_rpc_server_commands_defs.h
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@ -1216,17 +1216,19 @@ namespace cryptonote
std::string host;
uint64_t last_seen;
uint16_t rpc_port;
uint32_t rpc_credits_per_hash;
public_node() = delete;
public_node(): last_seen(0), rpc_port(0), rpc_credits_per_hash(0) {}
public_node(const peer &peer)
: host(peer.host), last_seen(peer.last_seen), rpc_port(peer.rpc_port)
: host(peer.host), last_seen(peer.last_seen), rpc_port(peer.rpc_port), rpc_credits_per_hash(peer.rpc_credits_per_hash)
{}
BEGIN_KV_SERIALIZE_MAP()
KV_SERIALIZE(host)
KV_SERIALIZE(last_seen)
KV_SERIALIZE(rpc_port)
KV_SERIALIZE(rpc_credits_per_hash)
END_KV_SERIALIZE_MAP()
};

1
src/rpc/rpc_payment_costs.h
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@ -47,3 +47,4 @@
#define COST_PER_FEE_ESTIMATE 1
#define COST_PER_SYNC_INFO 2
#define COST_PER_HARD_FORK_INFO 1
#define COST_PER_PEER_LIST 2

84
src/simplewallet/simplewallet.cpp
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@ -262,6 +262,7 @@ namespace
const char* USAGE_FROZEN("frozen <key_image>");
const char* USAGE_LOCK("lock");
const char* USAGE_NET_STATS("net_stats");
const char* USAGE_PUBLIC_NODES("public_nodes");
const char* USAGE_WELCOME("welcome");
const char* USAGE_RPC_PAYMENT_INFO("rpc_payment_info");
const char* USAGE_START_MINING_FOR_RPC("start_mining_for_rpc");
@ -2247,6 +2248,45 @@ bool simple_wallet::net_stats(const std::vector<std::string> &args)
return true;
}
bool simple_wallet::public_nodes(const std::vector<std::string> &args)
{
try
{
auto nodes = m_wallet->get_public_nodes(false);
m_claimed_cph.clear();
if (nodes.empty())
{
fail_msg_writer() << tr("No known public nodes");
return true;
}
std::sort(nodes.begin(), nodes.end(), [](const public_node &node0, const public_node &node1) {
if (node0.rpc_credits_per_hash && node1.rpc_credits_per_hash == 0)
return true;
if (node0.rpc_credits_per_hash && node1.rpc_credits_per_hash)
return node0.rpc_credits_per_hash < node1.rpc_credits_per_hash;
return false;
});
const uint64_t now = time(NULL);
message_writer() << boost::format("%32s %12s %16s") % tr("address") % tr("credits/hash") % tr("last_seen");
for (const auto &node: nodes)
{
const float cph = node.rpc_credits_per_hash / RPC_CREDITS_PER_HASH_SCALE;
char cphs[9];
snprintf(cphs, sizeof(cphs), "%.3f", cph);
const std::string last_seen = node.last_seen == 0 ? tr("never") : get_human_readable_timespan(std::chrono::seconds(now - node.last_seen));
std::string host = node.host + ":" + std::to_string(node.rpc_port);
message_writer() << boost::format("%32s %12s %16s") % host % cphs % last_seen;
m_claimed_cph[host] = node.rpc_credits_per_hash;
}
}
catch (const std::exception &e)
{
fail_msg_writer() << tr("Error retrieving public node list: ") << e.what();
}
return true;
}
bool simple_wallet::welcome(const std::vector<std::string> &args)
{
message_writer() << tr("Welcome to Monero, the private cryptocurrency.");
@ -3525,6 +3565,10 @@ simple_wallet::simple_wallet()
boost::bind(&simple_wallet::on_command, this, &simple_wallet::net_stats, _1),
tr(USAGE_NET_STATS),
tr("Prints simple network stats"));
m_cmd_binder.set_handler("public_nodes",
boost::bind(&simple_wallet::public_nodes, this, _1),
tr(USAGE_PUBLIC_NODES),
tr("Lists known public nodes"));
m_cmd_binder.set_handler("welcome",
boost::bind(&simple_wallet::on_command, this, &simple_wallet::welcome, _1),
tr(USAGE_WELCOME),
@ -5260,24 +5304,7 @@ bool simple_wallet::check_daemon_rpc_prices(const std::string &daemon_url, uint3
}
else
{
const std::string host = node.host + ":" + std::to_string(node.rpc_port);
if (host == daemon_url)
{
claimed_cph = node.rpc_credits_per_hash;
bool payment_required;
uint64_t credits, diff, credits_per_hash_found, height;
uint32_t cookie;
cryptonote::blobdata hashing_blob;
if (m_wallet->get_rpc_payment_info(false, payment_required, credits, diff, credits_per_hash_found, hashing_blob, height, cookie) && payment_required)
{
actual_cph = RPC_CREDITS_PER_HASH_SCALE * (credits_per_hash_found / (float)diff);
return true;
}
else
{
fail_msg_writer() << tr("Error checking daemon RPC access prices");
}
}
fail_msg_writer() << tr("Error checking daemon RPC access prices");
}
}
catch (const std::exception &e)
@ -5313,7 +5340,7 @@ bool simple_wallet::set_daemon(const std::vector<std::string>& args)
// If no port has been provided, use the default from config
if (!match[3].length())
{
int daemon_port = get_config(m_wallet->nettype()).RPC_DEFAULT_PORT;
uint16_t daemon_port = get_config(m_wallet->nettype()).RPC_DEFAULT_PORT;
daemon_url = match[1] + match[2] + std::string(":") + std::to_string(daemon_port);
} else {
daemon_url = args[0];
@ -5346,8 +5373,27 @@ bool simple_wallet::set_daemon(const std::vector<std::string>& args)
}
catch (const std::exception &e) { }
}
if (!try_connect_to_daemon())
{
fail_msg_writer() << tr("Failed to connect to daemon");
return true;
}
success_msg_writer() << boost::format("Daemon set to %s, %s") % daemon_url % (m_wallet->is_trusted_daemon() ? tr("trusted") : tr("untrusted"));
// check whether the daemon's prices match the claim, and disconnect if not, to disincentivize daemons lying
uint32_t actual_cph, claimed_cph;
if (check_daemon_rpc_prices(daemon_url, actual_cph, claimed_cph))
{
if (actual_cph < claimed_cph)
{
fail_msg_writer() << tr("Daemon RPC credits/hash is less than was claimed. Either this daemon is cheating, or it changed its setup recently.");
fail_msg_writer() << tr("Claimed: ") << claimed_cph / (float)RPC_CREDITS_PER_HASH_SCALE;
fail_msg_writer() << tr("Actual: ") << actual_cph / (float)RPC_CREDITS_PER_HASH_SCALE;
}
}
m_daemon_rpc_payment_message_displayed = false;
} else {
fail_msg_writer() << tr("This does not seem to be a valid daemon URL.");

5
src/simplewallet/simplewallet.h
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@ -257,6 +257,7 @@ namespace cryptonote
bool start_mining_for_rpc(const std::vector<std::string> &args);
bool stop_mining_for_rpc(const std::vector<std::string> &args);
bool net_stats(const std::vector<std::string>& args);
bool public_nodes(const std::vector<std::string>& args);
bool welcome(const std::vector<std::string>& args);
bool version(const std::vector<std::string>& args);
bool on_unknown_command(const std::vector<std::string>& args);
@ -335,6 +336,8 @@ namespace cryptonote
void handle_transfer_exception(const std::exception_ptr &e, bool trusted_daemon);
bool check_daemon_rpc_prices(const std::string &daemon_url, uint32_t &actual_cph, uint32_t &claimed_cph);
//----------------- i_wallet2_callback ---------------------
virtual void on_new_block(uint64_t height, const cryptonote::block& block);
virtual void on_money_received(uint64_t height, const crypto::hash &txid, const cryptonote::transaction& tx, uint64_t amount, const cryptonote::subaddress_index& subaddr_index, uint64_t unlock_time);
@ -457,6 +460,8 @@ namespace cryptonote
float m_rpc_payment_hash_rate;
std::atomic<bool> m_suspend_rpc_payment_mining;
std::unordered_map<std::string, uint32_t> m_claimed_cph;
// MMS
mms::message_store& get_message_store() const { return m_wallet->get_message_store(); };
mms::multisig_wallet_state get_multisig_wallet_state() const { return m_wallet->get_multisig_wallet_state(); };

21
src/wallet/wallet2.cpp
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@ -13549,4 +13549,25 @@ uint64_t wallet2::get_bytes_received() const
{
return m_http_client.get_bytes_received();
}
//----------------------------------------------------------------------------------------------------
std::vector<cryptonote::public_node> wallet2::get_public_nodes(bool white_only)
{
cryptonote::COMMAND_RPC_GET_PUBLIC_NODES::request req = AUTO_VAL_INIT(req);
cryptonote::COMMAND_RPC_GET_PUBLIC_NODES::response res = AUTO_VAL_INIT(res);
req.white = true;
req.gray = !white_only;
{
const boost::lock_guard<boost::recursive_mutex> lock{m_daemon_rpc_mutex};
bool r = epee::net_utils::invoke_http_json("/get_public_nodes", req, res, m_http_client, rpc_timeout);
THROW_ON_RPC_RESPONSE_ERROR_GENERIC(r, {}, res, "/get_public_nodes");
}
std::vector<cryptonote::public_node> nodes;
nodes = res.white;
nodes.reserve(nodes.size() + res.gray.size());
std::copy(res.gray.begin(), res.gray.end(), std::back_inserter(nodes));
return nodes;
}
}

2
src/wallet/wallet2.h
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@ -886,6 +886,8 @@ private:
uint64_t get_last_block_reward() const { return m_last_block_reward; }
uint64_t get_device_last_key_image_sync() const { return m_device_last_key_image_sync; }
std::vector<cryptonote::public_node> get_public_nodes(bool white_only = true);
template <class t_archive>
inline void serialize(t_archive &a, const unsigned int ver)
{