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-rw-r--r--src/cryptonote_core/blockchain.cpp46
-rw-r--r--src/cryptonote_core/blockchain.h11
-rw-r--r--src/cryptonote_core/cryptonote_core.cpp32
-rw-r--r--src/cryptonote_core/cryptonote_core.h2
4 files changed, 87 insertions, 4 deletions
diff --git a/src/cryptonote_core/blockchain.cpp b/src/cryptonote_core/blockchain.cpp
index 54d8fac31..191130953 100644
--- a/src/cryptonote_core/blockchain.cpp
+++ b/src/cryptonote_core/blockchain.cpp
@@ -329,7 +329,7 @@ uint64_t Blockchain::get_current_blockchain_height() const
//------------------------------------------------------------------
//FIXME: possibly move this into the constructor, to avoid accidentally
// dereferencing a null BlockchainDB pointer
-bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline, const cryptonote::test_options *test_options)
+bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline, const cryptonote::test_options *test_options, difficulty_type fixed_difficulty)
{
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_tx_pool);
@@ -351,6 +351,7 @@ bool Blockchain::init(BlockchainDB* db, const network_type nettype, bool offline
m_nettype = test_options != NULL ? FAKECHAIN : nettype;
m_offline = offline;
+ m_fixed_difficulty = fixed_difficulty;
if (m_hardfork == nullptr)
{
if (m_nettype == FAKECHAIN || m_nettype == STAGENET)
@@ -805,6 +806,11 @@ bool Blockchain::get_block_by_hash(const crypto::hash &h, block &blk, bool *orph
// less blocks than desired if there aren't enough.
difficulty_type Blockchain::get_difficulty_for_next_block()
{
+ if (m_fixed_difficulty)
+ {
+ return m_db->height() ? m_fixed_difficulty : 1;
+ }
+
LOG_PRINT_L3("Blockchain::" << __func__);
CRITICAL_REGION_LOCAL(m_difficulty_lock);
@@ -1007,6 +1013,11 @@ bool Blockchain::switch_to_alternative_blockchain(std::list<blocks_ext_by_hash::
// an alternate chain.
difficulty_type Blockchain::get_next_difficulty_for_alternative_chain(const std::list<blocks_ext_by_hash::iterator>& alt_chain, block_extended_info& bei) const
{
+ if (m_fixed_difficulty)
+ {
+ return m_db->height() ? m_fixed_difficulty : 1;
+ }
+
LOG_PRINT_L3("Blockchain::" << __func__);
std::vector<uint64_t> timestamps;
std::vector<difficulty_type> cumulative_difficulties;
@@ -4374,6 +4385,39 @@ HardFork::State Blockchain::get_hard_fork_state() const
return m_hardfork->get_state();
}
+const std::vector<HardFork::Params>& Blockchain::get_hard_fork_heights(network_type nettype)
+{
+ static const std::vector<HardFork::Params> mainnet_heights = []()
+ {
+ std::vector<HardFork::Params> heights;
+ for (const auto& i : mainnet_hard_forks)
+ heights.emplace_back(i.version, i.height, i.threshold, i.time);
+ return heights;
+ }();
+ static const std::vector<HardFork::Params> testnet_heights = []()
+ {
+ std::vector<HardFork::Params> heights;
+ for (const auto& i : testnet_hard_forks)
+ heights.emplace_back(i.version, i.height, i.threshold, i.time);
+ return heights;
+ }();
+ static const std::vector<HardFork::Params> stagenet_heights = []()
+ {
+ std::vector<HardFork::Params> heights;
+ for (const auto& i : stagenet_hard_forks)
+ heights.emplace_back(i.version, i.height, i.threshold, i.time);
+ return heights;
+ }();
+ static const std::vector<HardFork::Params> dummy;
+ switch (nettype)
+ {
+ case MAINNET: return mainnet_heights;
+ case TESTNET: return testnet_heights;
+ case STAGENET: return stagenet_heights;
+ default: return dummy;
+ }
+}
+
bool Blockchain::get_hard_fork_voting_info(uint8_t version, uint32_t &window, uint32_t &votes, uint32_t &threshold, uint64_t &earliest_height, uint8_t &voting) const
{
return m_hardfork->get_voting_info(version, window, votes, threshold, earliest_height, voting);
diff --git a/src/cryptonote_core/blockchain.h b/src/cryptonote_core/blockchain.h
index 769e608ca..a3cdecbb8 100644
--- a/src/cryptonote_core/blockchain.h
+++ b/src/cryptonote_core/blockchain.h
@@ -114,10 +114,11 @@ namespace cryptonote
* @param nettype network type
* @param offline true if running offline, else false
* @param test_options test parameters
+ * @param fixed_difficulty fixed difficulty for testing purposes; 0 means disabled
*
* @return true on success, false if any initialization steps fail
*/
- bool init(BlockchainDB* db, const network_type nettype = MAINNET, bool offline = false, const cryptonote::test_options *test_options = NULL);
+ bool init(BlockchainDB* db, const network_type nettype = MAINNET, bool offline = false, const cryptonote::test_options *test_options = NULL, difficulty_type fixed_difficulty = 0);
/**
* @brief Initialize the Blockchain state
@@ -755,6 +756,13 @@ namespace cryptonote
HardFork::State get_hard_fork_state() const;
/**
+ * @brief gets the hardfork heights of given network
+ *
+ * @return the HardFork object
+ */
+ static const std::vector<HardFork::Params>& get_hard_fork_heights(network_type nettype);
+
+ /**
* @brief gets the current hardfork version in use/voted for
*
* @return the version
@@ -1033,6 +1041,7 @@ namespace cryptonote
network_type m_nettype;
bool m_offline;
+ difficulty_type m_fixed_difficulty;
std::atomic<bool> m_cancel;
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index d2796deeb..54c88acbd 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -76,6 +76,16 @@ namespace cryptonote
, "Run on stagenet. The wallet must be launched with --stagenet flag."
, false
};
+ const command_line::arg_descriptor<bool> arg_regtest_on = {
+ "regtest"
+ , "Run in a regression testing mode."
+ , false
+ };
+ const command_line::arg_descriptor<difficulty_type> arg_fixed_difficulty = {
+ "fixed-difficulty"
+ , "Fixed difficulty used for testing."
+ , 0
+ };
const command_line::arg_descriptor<std::string, false, true, 2> arg_data_dir = {
"data-dir"
, "Specify data directory"
@@ -252,6 +262,8 @@ namespace cryptonote
command_line::add_arg(desc, arg_testnet_on);
command_line::add_arg(desc, arg_stagenet_on);
+ command_line::add_arg(desc, arg_regtest_on);
+ command_line::add_arg(desc, arg_fixed_difficulty);
command_line::add_arg(desc, arg_dns_checkpoints);
command_line::add_arg(desc, arg_prep_blocks_threads);
command_line::add_arg(desc, arg_fast_block_sync);
@@ -374,7 +386,8 @@ namespace cryptonote
{
start_time = std::time(nullptr);
- if (test_options != NULL)
+ const bool regtest = command_line::get_arg(vm, arg_regtest_on);
+ if (test_options != NULL || regtest)
{
m_nettype = FAKECHAIN;
}
@@ -431,6 +444,16 @@ namespace cryptonote
blockchain_db_sync_mode sync_mode = db_defaultsync;
uint64_t blocks_per_sync = 1;
+ if (m_nettype == FAKECHAIN)
+ {
+ // reset the db by removing the database file before opening it
+ if (!db->remove_data_file(filename))
+ {
+ MERROR("Failed to remove data file in " << filename);
+ return false;
+ }
+ }
+
try
{
uint64_t db_flags = 0;
@@ -508,7 +531,12 @@ namespace cryptonote
m_blockchain_storage.set_user_options(blocks_threads,
blocks_per_sync, sync_mode, fast_sync);
- r = m_blockchain_storage.init(db.release(), m_nettype, m_offline, test_options);
+ const std::pair<uint8_t, uint64_t> regtest_hard_forks[3] = {std::make_pair(1, 0), std::make_pair(Blockchain::get_hard_fork_heights(MAINNET).back().version, 1), std::make_pair(0, 0)};
+ const cryptonote::test_options regtest_test_options = {
+ regtest_hard_forks
+ };
+ const difficulty_type fixed_difficulty = command_line::get_arg(vm, arg_fixed_difficulty);
+ r = m_blockchain_storage.init(db.release(), m_nettype, m_offline, regtest ? &regtest_test_options : test_options, fixed_difficulty);
r = m_mempool.init(max_txpool_size);
CHECK_AND_ASSERT_MES(r, false, "Failed to initialize memory pool");
diff --git a/src/cryptonote_core/cryptonote_core.h b/src/cryptonote_core/cryptonote_core.h
index 17b5680e5..2d8ae7930 100644
--- a/src/cryptonote_core/cryptonote_core.h
+++ b/src/cryptonote_core/cryptonote_core.h
@@ -61,6 +61,8 @@ namespace cryptonote
extern const command_line::arg_descriptor<std::string, false, true, 2> arg_data_dir;
extern const command_line::arg_descriptor<bool, false> arg_testnet_on;
extern const command_line::arg_descriptor<bool, false> arg_stagenet_on;
+ extern const command_line::arg_descriptor<bool, false> arg_regtest_on;
+ extern const command_line::arg_descriptor<difficulty_type> arg_fixed_difficulty;
extern const command_line::arg_descriptor<bool> arg_offline;
/************************************************************************/
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 15:36:28 +0000