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-rw-r--r--src/cryptonote_core/blockchain.cpp7
-rw-r--r--src/cryptonote_core/blockchain.h3
-rw-r--r--src/cryptonote_core/hardfork.cpp20
-rw-r--r--src/cryptonote_core/hardfork.h22
-rw-r--r--src/daemon/command_parser_executor.cpp22
-rw-r--r--src/daemon/command_parser_executor.h2
-rw-r--r--src/daemon/command_server.cpp5
-rw-r--r--src/daemon/rpc_command_executor.cpp31
-rw-r--r--src/daemon/rpc_command_executor.h2
-rw-r--r--src/rpc/core_rpc_server.cpp23
-rw-r--r--src/rpc/core_rpc_server.h1
-rw-r--r--src/rpc/core_rpc_server_commands_defs.h35
-rw-r--r--src/rpc/core_rpc_server_error_codes.h1
13 files changed, 169 insertions, 5 deletions
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 868006e62..2ac50aefc 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -72,7 +72,7 @@ DISABLE_VS_WARNINGS(4267)
//------------------------------------------------------------------
Blockchain::Blockchain(tx_memory_pool& tx_pool) :
m_db(), m_tx_pool(tx_pool), m_timestamps_and_difficulties_height(0), m_current_block_cumul_sz_limit(0), m_is_in_checkpoint_zone(false),
-m_is_blockchain_storing(false), m_enforce_dns_checkpoints(false), m_max_prepare_blocks_threads(4), m_db_blocks_per_sync(1), m_db_sync_mode(db_async), m_fast_sync(true)
+m_is_blockchain_storing(false), m_enforce_dns_checkpoints(false), m_hardfork(), m_max_prepare_blocks_threads(4), m_db_blocks_per_sync(1), m_db_sync_mode(db_async), m_fast_sync(true)
{
LOG_PRINT_L3("Blockchain::" << __func__);
}
@@ -3082,3 +3082,8 @@ HardFork::State Blockchain::get_hard_fork_state() const
{
return m_hardfork.get_state();
}
+
+bool Blockchain::get_hard_fork_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint8_t &voting) const
+{
+ return m_hardfork.get_voting_info(version, window, votes, threshold, voting);
+}
diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index 6a73faf4a..e549ea2d0 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -160,6 +160,9 @@ namespace cryptonote
void set_show_time_stats(bool stats) { m_show_time_stats = stats; }
HardFork::State get_hard_fork_state() const;
+ uint8_t get_current_hard_fork_version() const { return m_hardfork.get_current_version(); }
+ uint8_t get_ideal_hard_fork_version() const { return m_hardfork.get_ideal_version(); }
+ bool get_hard_fork_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint8_t &voting) const;
BlockchainDB& get_db()
{
diff --git a/src/cryptonote_core/hardfork.cpp b/src/cryptonote_core/hardfork.cpp
index c7a69dadb..8ef45ab5a 100644
--- a/src/cryptonote_core/hardfork.cpp
+++ b/src/cryptonote_core/hardfork.cpp
@@ -135,7 +135,7 @@ void HardFork::init()
starting[n] = 0;
checkpoints.clear();
current_fork_index = 0;
- vote_threshold = (unsigned int)ceilf(max_history * threshold_percent / 100.0f);
+ vote_threshold = (uint32_t)ceilf(max_history * threshold_percent / 100.0f);
}
bool HardFork::reorganize_from_block_height(const cryptonote::BlockchainDB *db, uint64_t height)
@@ -186,7 +186,7 @@ bool HardFork::reorganize_from_chain_height(const cryptonote::BlockchainDB *db,
int HardFork::get_voted_fork_index(uint64_t height) const
{
CRITICAL_REGION_LOCAL(lock);
- unsigned int accumulated_votes = 0;
+ uint32_t accumulated_votes = 0;
for (unsigned int n = heights.size() - 1; n > current_fork_index; --n) {
uint8_t v = heights[n].version;
accumulated_votes += last_versions[v];
@@ -247,6 +247,22 @@ uint8_t HardFork::get_ideal_version() const
return heights.back().version;
}
+bool HardFork::get_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint8_t &voting) const
+{
+ CRITICAL_REGION_LOCAL(lock);
+
+ const uint8_t current_version = heights[current_fork_index].version;
+ const bool enabled = current_version >= version;
+ window = versions.size();
+ votes = 0;
+ for (size_t n = version; n < 256; ++n)
+ votes += last_versions[n];
+ threshold = vote_threshold;
+ assert((votes >= threshold) == enabled);
+ voting = heights.back().version;
+ return enabled;
+}
+
template<class archive_t>
void HardFork::serialize(archive_t & ar, const unsigned int version)
{
diff --git a/src/cryptonote_core/hardfork.h b/src/cryptonote_core/hardfork.h
index b478dd0cf..813996b8c 100644
--- a/src/cryptonote_core/hardfork.h
+++ b/src/cryptonote_core/hardfork.h
@@ -162,6 +162,24 @@ namespace cryptonote
*/
uint8_t get_current_version() const;
+ /**
+ * @brief returns information about current voting state
+ *
+ * returns true if the given version is enabled (ie, the current version
+ * is at least the passed version), false otherwise
+ *
+ * @param version the version to check voting for
+ * @param window the number of blocks considered in voting
+ * @param votes number of votes for next version
+ * @param threshold number of votes needed to switch to next version
+ */
+ bool get_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint8_t &voting) const;
+
+ /**
+ * @brief returns the size of the voting window in blocks
+ */
+ uint64_t get_window_size() const { return max_history; }
+
template<class archive_t>
void serialize(archive_t & ar, const unsigned int version);
@@ -189,10 +207,10 @@ namespace cryptonote
std::vector<Params> heights;
std::deque<uint8_t> versions; /* rolling window of the last N blocks' versions */
- unsigned int last_versions[256]; /* count of the block versions in the lsat N blocks */
+ unsigned int last_versions[256]; /* count of the block versions in the last N blocks */
uint64_t starting[256]; /* block height at which each fork starts */
unsigned int current_fork_index;
- unsigned int vote_threshold;
+ uint32_t vote_threshold;
uint64_t checkpoint_period;
std::vector<std::pair<uint64_t, int>> checkpoints;
diff --git a/src/daemon/command_parser_executor.cpp b/src/daemon/command_parser_executor.cpp
index e6666c443..7b0f4a66b 100644
--- a/src/daemon/command_parser_executor.cpp
+++ b/src/daemon/command_parser_executor.cpp
@@ -361,5 +361,27 @@ bool t_command_parser_executor::stop_save_graph(const std::vector<std::string>&
return m_executor.stop_save_graph();
}
+bool t_command_parser_executor::hard_fork_info(const std::vector<std::string>& args)
+{
+ int version;
+ if (args.size() == 0) {
+ version = 0;
+ }
+ else if (args.size() == 1) {
+ try {
+ version = std::stoi(args[0]);
+ }
+ catch(std::invalid_argument& ex) {
+ return false;
+ }
+ if (version <= 0 || version > 255)
+ return false;
+ }
+ else {
+ return false;
+ }
+ return m_executor.hard_fork_info(version);
+}
+
} // namespace daemonize
diff --git a/src/daemon/command_parser_executor.h b/src/daemon/command_parser_executor.h
index ddc207cfe..f900c72bd 100644
--- a/src/daemon/command_parser_executor.h
+++ b/src/daemon/command_parser_executor.h
@@ -102,6 +102,8 @@ public:
bool start_save_graph(const std::vector<std::string>& args);
bool stop_save_graph(const std::vector<std::string>& args);
+
+ bool hard_fork_info(const std::vector<std::string>& args);
};
} // namespace daemonize
diff --git a/src/daemon/command_server.cpp b/src/daemon/command_server.cpp
index 047b52c3e..446379558 100644
--- a/src/daemon/command_server.cpp
+++ b/src/daemon/command_server.cpp
@@ -184,6 +184,11 @@ t_command_server::t_command_server(
, std::bind(&t_command_parser_executor::stop_save_graph, &m_parser, p::_1)
, "Stop save data for dr monero"
);
+ m_command_lookup.set_handler(
+ "hard_fork_info"
+ , std::bind(&t_command_parser_executor::hard_fork_info, &m_parser, p::_1)
+ , "Print hard fork voting information"
+ );
}
bool t_command_server::process_command_str(const std::string& cmd)
diff --git a/src/daemon/rpc_command_executor.cpp b/src/daemon/rpc_command_executor.cpp
index 62f254c76..c4fe642e8 100644
--- a/src/daemon/rpc_command_executor.cpp
+++ b/src/daemon/rpc_command_executor.cpp
@@ -946,4 +946,35 @@ bool t_rpc_command_executor::stop_save_graph()
return true;
}
+bool t_rpc_command_executor::hard_fork_info(uint8_t version)
+{
+ cryptonote::COMMAND_RPC_HARD_FORK_INFO::request req;
+ cryptonote::COMMAND_RPC_HARD_FORK_INFO::response res;
+ std::string fail_message = "Unsuccessful";
+ epee::json_rpc::error error_resp;
+
+ req.version = version;
+
+ if (m_is_rpc)
+ {
+ if (!m_rpc_client->json_rpc_request(req, res, "/hard_fork_info", fail_message.c_str()))
+ {
+ return true;
+ }
+ }
+ else
+ {
+ if (!m_rpc_server->on_hard_fork_info(req, res, error_resp))
+ {
+ tools::fail_msg_writer() << fail_message.c_str();
+ return true;
+ }
+ version = version > 0 ? version : res.voting;
+ tools::msg_writer() << "version " << (uint32_t)version << " " << (res.enabled ? "enabled" : "not enabled") <<
+ ", " << res.votes << "/" << res.window << " votes, threshold " << res.threshold;
+ tools::msg_writer() << "current version " << (uint32_t)res.version << ", voting for version " << (uint32_t)res.voting;
+ }
+ return true;
+}
+
}// namespace daemonize
diff --git a/src/daemon/rpc_command_executor.h b/src/daemon/rpc_command_executor.h
index b40a67bf8..9ad849434 100644
--- a/src/daemon/rpc_command_executor.h
+++ b/src/daemon/rpc_command_executor.h
@@ -120,6 +120,8 @@ public:
bool start_save_graph();
bool stop_save_graph();
+
+ bool hard_fork_info(uint8_t version);
};
} // namespace daemonize
diff --git a/src/rpc/core_rpc_server.cpp b/src/rpc/core_rpc_server.cpp
index 80bd7e6cd..f9ff632ac 100644
--- a/src/rpc/core_rpc_server.cpp
+++ b/src/rpc/core_rpc_server.cpp
@@ -812,6 +812,29 @@ namespace cryptonote
return true;
}
//------------------------------------------------------------------------------------------------------------------------------
+ bool core_rpc_server::on_hard_fork_info(const COMMAND_RPC_HARD_FORK_INFO::request& req, COMMAND_RPC_HARD_FORK_INFO::response& res, epee::json_rpc::error& error_resp)
+ {
+ if(!check_core_busy())
+ {
+ error_resp.code = CORE_RPC_ERROR_CODE_CORE_BUSY;
+ error_resp.message = "Core is busy.";
+ return false;
+ }
+
+#if BLOCKCHAIN_DB == DB_LMDB
+ const Blockchain &blockchain = m_core.get_blockchain_storage();
+ uint8_t version = req.version > 0 ? req.version : blockchain.get_ideal_hard_fork_version();
+ res.version = blockchain.get_current_hard_fork_version();
+ res.enabled = blockchain.get_hard_fork_voting_info(version, res.window, res.votes, res.threshold, res.voting);
+ res.state = blockchain.get_hard_fork_state();
+ return true;
+#else
+ error_resp.code = CORE_RPC_ERROR_CODE_UNSUPPORTED_RPC;
+ error_resp.message = "Hard fork inoperative in memory mode.";
+ return false;
+#endif
+ }
+ //------------------------------------------------------------------------------------------------------------------------------
bool core_rpc_server::on_fast_exit(const COMMAND_RPC_FAST_EXIT::request& req, COMMAND_RPC_FAST_EXIT::response& res)
{
cryptonote::core::set_fast_exit();
diff --git a/src/rpc/core_rpc_server.h b/src/rpc/core_rpc_server.h
index 3213e6b1c..60e7d00d5 100644
--- a/src/rpc/core_rpc_server.h
+++ b/src/rpc/core_rpc_server.h
@@ -138,6 +138,7 @@ namespace cryptonote
bool on_get_block_header_by_height(const COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::request& req, COMMAND_RPC_GET_BLOCK_HEADER_BY_HEIGHT::response& res, epee::json_rpc::error& error_resp);
bool on_get_connections(const COMMAND_RPC_GET_CONNECTIONS::request& req, COMMAND_RPC_GET_CONNECTIONS::response& res, epee::json_rpc::error& error_resp);
bool on_get_info_json(const COMMAND_RPC_GET_INFO::request& req, COMMAND_RPC_GET_INFO::response& res, epee::json_rpc::error& error_resp);
+ bool on_hard_fork_info(const COMMAND_RPC_HARD_FORK_INFO::request& req, COMMAND_RPC_HARD_FORK_INFO::response& res, epee::json_rpc::error& error_resp);
//-----------------------
private:
diff --git a/src/rpc/core_rpc_server_commands_defs.h b/src/rpc/core_rpc_server_commands_defs.h
index b2fdd9930..a806cbae9 100644
--- a/src/rpc/core_rpc_server_commands_defs.h
+++ b/src/rpc/core_rpc_server_commands_defs.h
@@ -815,5 +815,40 @@ namespace cryptonote
END_KV_SERIALIZE_MAP()
};
};
+
+ struct COMMAND_RPC_HARD_FORK_INFO
+ {
+ struct request
+ {
+ uint8_t version;
+
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(version)
+ END_KV_SERIALIZE_MAP()
+ };
+
+ struct response
+ {
+ uint8_t version;
+ bool enabled;
+ uint32_t window;
+ uint32_t votes;
+ uint32_t threshold;
+ uint8_t voting;
+ uint32_t state;
+ std::string status;
+
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(version)
+ KV_SERIALIZE(enabled)
+ KV_SERIALIZE(window)
+ KV_SERIALIZE(votes)
+ KV_SERIALIZE(threshold)
+ KV_SERIALIZE(voting)
+ KV_SERIALIZE(state)
+ KV_SERIALIZE(status)
+ END_KV_SERIALIZE_MAP()
+ };
+ };
}
diff --git a/src/rpc/core_rpc_server_error_codes.h b/src/rpc/core_rpc_server_error_codes.h
index 91659eb2a..72c72b94b 100644
--- a/src/rpc/core_rpc_server_error_codes.h
+++ b/src/rpc/core_rpc_server_error_codes.h
@@ -40,5 +40,6 @@
#define CORE_RPC_ERROR_CODE_BLOCK_NOT_ACCEPTED -7
#define CORE_RPC_ERROR_CODE_CORE_BUSY -9
#define CORE_RPC_ERROR_CODE_WRONG_BLOCKBLOB_SIZE -10
+#define CORE_RPC_ERROR_CODE_UNSUPPORTED_RPC -11