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-rw-r--r--src/cryptonote_core/blockchain_storage.cpp21
-rw-r--r--src/cryptonote_core/blockchain_storage.h1
-rw-r--r--src/cryptonote_core/checkpoints.cpp6
-rw-r--r--src/cryptonote_core/checkpoints.h3
-rw-r--r--src/cryptonote_core/checkpoints_create.cpp110
-rw-r--r--src/cryptonote_core/checkpoints_create.h74
-rw-r--r--src/cryptonote_core/cryptonote_core.cpp16
-rw-r--r--src/cryptonote_core/cryptonote_core.h8
8 files changed, 168 insertions, 71 deletions
diff --git a/src/cryptonote_core/blockchain_storage.cpp b/src/cryptonote_core/blockchain_storage.cpp
index e664a39c5..90820232c 100644
--- a/src/cryptonote_core/blockchain_storage.cpp
+++ b/src/cryptonote_core/blockchain_storage.cpp
@@ -47,6 +47,7 @@
#include "common/boost_serialization_helper.h"
#include "warnings.h"
#include "crypto/hash.h"
+#include "cryptonote_core/checkpoints_create.h"
//#include "serialization/json_archive.h"
using namespace cryptonote;
@@ -1773,3 +1774,23 @@ bool blockchain_storage::add_new_block(const block& bl_, block_verification_cont
return handle_block_to_main_chain(bl, id, bvc);
}
+//------------------------------------------------------------------
+void blockchain_storage::update_checkpoints(const std::string& file_path)
+{
+ // if a path is supplied, updated checkpoints from json.
+ // if not, probably fetch from DNS TXT Records.
+ if (file_path.size() > 0)
+ {
+ cryptonote::load_checkpoints_from_json(m_checkpoints, file_path);
+ }
+
+ const auto& points = m_checkpoints.get_points();
+
+ for (const auto& pt : points)
+ {
+ if (!m_checkpoints.check_block(pt.first, get_block_hash(m_blocks[pt.first].bl)))
+ {
+ LOG_ERROR("Checkpoint failed when adding new checkpoints from json file, this could be very bad.");
+ }
+ }
+}
diff --git a/src/cryptonote_core/blockchain_storage.h b/src/cryptonote_core/blockchain_storage.h
index 0f7295516..b89db1825 100644
--- a/src/cryptonote_core/blockchain_storage.h
+++ b/src/cryptonote_core/blockchain_storage.h
@@ -180,6 +180,7 @@ namespace cryptonote
void print_blockchain(uint64_t start_index, uint64_t end_index);
void print_blockchain_index();
void print_blockchain_outs(const std::string& file);
+ void update_checkpoints(const std::string& file_path);
private:
typedef std::unordered_map<crypto::hash, size_t> blocks_by_id_index;
diff --git a/src/cryptonote_core/checkpoints.cpp b/src/cryptonote_core/checkpoints.cpp
index 8e4144a0a..41b41fac5 100644
--- a/src/cryptonote_core/checkpoints.cpp
+++ b/src/cryptonote_core/checkpoints.cpp
@@ -98,6 +98,7 @@ namespace cryptonote
uint64_t checkpoint_height = it->first;
return checkpoint_height < block_height;
}
+ //---------------------------------------------------------------------------
uint64_t checkpoints::get_max_height()
{
std::map< uint64_t, crypto::hash >::const_iterator highest =
@@ -106,5 +107,10 @@ namespace cryptonote
boost::bind(&std::map< uint64_t, crypto::hash >::value_type::first, _2 ) ) );
return highest->first;
}
+ //---------------------------------------------------------------------------
+ const std::map<uint64_t, crypto::hash>& checkpoints::get_points()
+ {
+ return m_points;
+ }
}
diff --git a/src/cryptonote_core/checkpoints.h b/src/cryptonote_core/checkpoints.h
index 3dee48682..60147864d 100644
--- a/src/cryptonote_core/checkpoints.h
+++ b/src/cryptonote_core/checkpoints.h
@@ -30,6 +30,7 @@
#pragma once
#include <map>
+#include <vector>
#include "cryptonote_basic_impl.h"
@@ -45,7 +46,7 @@ namespace cryptonote
bool check_block(uint64_t height, const crypto::hash& h, bool& is_a_checkpoint) const;
bool is_alternative_block_allowed(uint64_t blockchain_height, uint64_t block_height) const;
uint64_t get_max_height();
-
+ const std::map<uint64_t, crypto::hash>& get_points();
private:
std::map<uint64_t, crypto::hash> m_points;
};
diff --git a/src/cryptonote_core/checkpoints_create.cpp b/src/cryptonote_core/checkpoints_create.cpp
new file mode 100644
index 000000000..ff927396e
--- /dev/null
+++ b/src/cryptonote_core/checkpoints_create.cpp
@@ -0,0 +1,110 @@
+// Copyright (c) 2014, The Monero Project
+//
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without modification, are
+// permitted provided that the following conditions are met:
+//
+// 1. Redistributions of source code must retain the above copyright notice, this list of
+// conditions and the following disclaimer.
+//
+// 2. Redistributions in binary form must reproduce the above copyright notice, this list
+// of conditions and the following disclaimer in the documentation and/or other
+// materials provided with the distribution.
+//
+// 3. Neither the name of the copyright holder nor the names of its contributors may be
+// used to endorse or promote products derived from this software without specific
+// prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
+// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
+// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
+// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
+// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
+// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+//
+// Parts of this file are originally copyright (c) 2012-2013 The Cryptonote developers
+
+#include "checkpoints_create.h"
+#include "storages/portable_storage_template_helper.h" // epee json include
+
+namespace cryptonote
+{
+
+struct t_hashline
+{
+ uint64_t height;
+ std::string hash;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(height)
+ KV_SERIALIZE(hash)
+ END_KV_SERIALIZE_MAP()
+};
+
+struct t_hash_json {
+ std::vector<t_hashline> hashlines;
+ BEGIN_KV_SERIALIZE_MAP()
+ KV_SERIALIZE(hashlines)
+ END_KV_SERIALIZE_MAP()
+};
+
+bool create_checkpoints(cryptonote::checkpoints& checkpoints)
+{
+ ADD_CHECKPOINT(1, "771fbcd656ec1464d3a02ead5e18644030007a0fc664c0a964d30922821a8148");
+ ADD_CHECKPOINT(10, "c0e3b387e47042f72d8ccdca88071ff96bff1ac7cde09ae113dbb7ad3fe92381");
+ ADD_CHECKPOINT(100, "ac3e11ca545e57c49fca2b4e8c48c03c23be047c43e471e1394528b1f9f80b2d");
+ ADD_CHECKPOINT(1000, "5acfc45acffd2b2e7345caf42fa02308c5793f15ec33946e969e829f40b03876");
+ ADD_CHECKPOINT(10000, "c758b7c81f928be3295d45e230646de8b852ec96a821eac3fea4daf3fcac0ca2");
+ ADD_CHECKPOINT(22231, "7cb10e29d67e1c069e6e11b17d30b809724255fee2f6868dc14cfc6ed44dfb25");
+ ADD_CHECKPOINT(29556, "53c484a8ed91e4da621bb2fa88106dbde426fe90d7ef07b9c1e5127fb6f3a7f6");
+ ADD_CHECKPOINT(50000, "0fe8758ab06a8b9cb35b7328fd4f757af530a5d37759f9d3e421023231f7b31c");
+ ADD_CHECKPOINT(80000, "a62dcd7b536f22e003ebae8726e9e7276f63d594e264b6f0cd7aab27b66e75e3");
+ ADD_CHECKPOINT(202612, "bbd604d2ba11ba27935e006ed39c9bfdd99b76bf4a50654bc1e1e61217962698");
+ ADD_CHECKPOINT(202613, "e2aa337e78df1f98f462b3b1e560c6b914dec47b610698b7b7d1e3e86b6197c2");
+ ADD_CHECKPOINT(202614, "c29e3dc37d8da3e72e506e31a213a58771b24450144305bcba9e70fa4d6ea6fb");
+ ADD_CHECKPOINT(205000, "5d3d7a26e6dc7535e34f03def711daa8c263785f73ec1fadef8a45880fde8063");
+ ADD_CHECKPOINT(220000, "9613f455933c00e3e33ac315cc6b455ee8aa0c567163836858c2d9caff111553");
+ ADD_CHECKPOINT(230300, "bae7a80c46859db355556e3a9204a337ae8f24309926a1312323fdecf1920e61");
+ ADD_CHECKPOINT(230700, "93e631240ceac831da1aebfc5dac8f722c430463024763ebafa888796ceaeedf");
+ ADD_CHECKPOINT(231350, "b5add137199b820e1ea26640e5c3e121fd85faa86a1e39cf7e6cc097bdeb1131");
+ ADD_CHECKPOINT(232150, "955de8e6b6508af2c24f7334f97beeea651d78e9ade3ab18fec3763be3201aa8");
+
+ return true;
+}
+
+bool load_checkpoints_from_json(cryptonote::checkpoints& checkpoints, std::string json_hashfile_fullpath)
+{
+ boost::system::error_code errcode;
+ if (! (boost::filesystem::exists(json_hashfile_fullpath, errcode)))
+ {
+ LOG_PRINT_L0("Blockchain checkpoints file not found");
+ return true;
+ }
+
+ LOG_PRINT_L0("Adding checkpoints from blockchain hashfile");
+
+ uint64_t prev_max_height = checkpoints.get_max_height();
+ LOG_PRINT_L0("Hard-coded max checkpoint height is " << prev_max_height);
+ t_hash_json hashes;
+ epee::serialization::load_t_from_json_file(hashes, json_hashfile_fullpath);
+ for (std::vector<t_hashline>::const_iterator it = hashes.hashlines.begin(); it != hashes.hashlines.end(); )
+ {
+ uint64_t height;
+ height = it->height;
+ if (height <= prev_max_height) {
+ LOG_PRINT_L0("ignoring checkpoint height " << height);
+ } else {
+ std::string blockhash = it->hash;
+ LOG_PRINT_L0("Adding checkpoint height " << height << ", hash=" << blockhash);
+ ADD_CHECKPOINT(height, blockhash);
+ }
+ ++it;
+ }
+
+ return true;
+}
+
+} // namespace cryptonote
diff --git a/src/cryptonote_core/checkpoints_create.h b/src/cryptonote_core/checkpoints_create.h
index 7512ddd95..8e7a58228 100644
--- a/src/cryptonote_core/checkpoints_create.h
+++ b/src/cryptonote_core/checkpoints_create.h
@@ -36,77 +36,11 @@
#define ADD_CHECKPOINT(h, hash) CHECK_AND_ASSERT(checkpoints.add_checkpoint(h, hash), false);
#define JSON_HASH_FILE_NAME "checkpoints.json"
-struct t_hashline
+namespace cryptonote
{
- uint64_t height;
- std::string hash;
- BEGIN_KV_SERIALIZE_MAP()
- KV_SERIALIZE(height)
- KV_SERIALIZE(hash)
- END_KV_SERIALIZE_MAP()
-};
-struct t_hash_json {
- std::vector<t_hashline> hashlines;
- BEGIN_KV_SERIALIZE_MAP()
- KV_SERIALIZE(hashlines)
- END_KV_SERIALIZE_MAP()
-};
+ bool create_checkpoints(cryptonote::checkpoints& checkpoints);
-namespace cryptonote {
- inline bool create_checkpoints(cryptonote::checkpoints& checkpoints)
- {
- ADD_CHECKPOINT(1, "771fbcd656ec1464d3a02ead5e18644030007a0fc664c0a964d30922821a8148");
- ADD_CHECKPOINT(10, "c0e3b387e47042f72d8ccdca88071ff96bff1ac7cde09ae113dbb7ad3fe92381");
- ADD_CHECKPOINT(100, "ac3e11ca545e57c49fca2b4e8c48c03c23be047c43e471e1394528b1f9f80b2d");
- ADD_CHECKPOINT(1000, "5acfc45acffd2b2e7345caf42fa02308c5793f15ec33946e969e829f40b03876");
- ADD_CHECKPOINT(10000, "c758b7c81f928be3295d45e230646de8b852ec96a821eac3fea4daf3fcac0ca2");
- ADD_CHECKPOINT(22231, "7cb10e29d67e1c069e6e11b17d30b809724255fee2f6868dc14cfc6ed44dfb25");
- ADD_CHECKPOINT(29556, "53c484a8ed91e4da621bb2fa88106dbde426fe90d7ef07b9c1e5127fb6f3a7f6");
- ADD_CHECKPOINT(50000, "0fe8758ab06a8b9cb35b7328fd4f757af530a5d37759f9d3e421023231f7b31c");
- ADD_CHECKPOINT(80000, "a62dcd7b536f22e003ebae8726e9e7276f63d594e264b6f0cd7aab27b66e75e3");
- ADD_CHECKPOINT(202612, "bbd604d2ba11ba27935e006ed39c9bfdd99b76bf4a50654bc1e1e61217962698");
- ADD_CHECKPOINT(202613, "e2aa337e78df1f98f462b3b1e560c6b914dec47b610698b7b7d1e3e86b6197c2");
- ADD_CHECKPOINT(202614, "c29e3dc37d8da3e72e506e31a213a58771b24450144305bcba9e70fa4d6ea6fb");
- ADD_CHECKPOINT(205000, "5d3d7a26e6dc7535e34f03def711daa8c263785f73ec1fadef8a45880fde8063");
- ADD_CHECKPOINT(220000, "9613f455933c00e3e33ac315cc6b455ee8aa0c567163836858c2d9caff111553");
- ADD_CHECKPOINT(230300, "bae7a80c46859db355556e3a9204a337ae8f24309926a1312323fdecf1920e61");
- ADD_CHECKPOINT(230700, "93e631240ceac831da1aebfc5dac8f722c430463024763ebafa888796ceaeedf");
- ADD_CHECKPOINT(231350, "b5add137199b820e1ea26640e5c3e121fd85faa86a1e39cf7e6cc097bdeb1131");
- ADD_CHECKPOINT(232150, "955de8e6b6508af2c24f7334f97beeea651d78e9ade3ab18fec3763be3201aa8");
+ bool load_checkpoints_from_json(cryptonote::checkpoints& checkpoints, std::string json_hashfile_fullpath);
- return true;
- }
-
- inline bool load_checkpoins_from_json(cryptonote::checkpoints& checkpoints, std::string json_hashfile_fullpath)
- {
- boost::system::error_code errcode;
- if (! (boost::filesystem::exists(json_hashfile_fullpath, errcode)))
- {
- LOG_PRINT_L0("Blockchain checkpoints file not found");
- return true;
- }
-
- LOG_PRINT_L0("Adding checkpoints from blockchain hashfile");
-
- uint64_t prev_max_height = checkpoints.get_max_height();
- LOG_PRINT_L0("Hard-coded max checkpoint height is " << prev_max_height);
- t_hash_json hashes;
- epee::serialization::load_t_from_json_file(hashes, json_hashfile_fullpath);
- for (std::vector<t_hashline>::const_iterator it = hashes.hashlines.begin(); it != hashes.hashlines.end(); )
- {
- uint64_t height;
- height = it->height;
- if (height <= prev_max_height) {
- LOG_PRINT_L0("ignoring checkpoint height " << height);
- } else {
- std::string blockhash = it->hash;
- LOG_PRINT_L0("Adding checkpoint height " << height << ", hash=" << blockhash);
- ADD_CHECKPOINT(height, blockhash);
- }
- ++it;
- }
-
- return true;
- }
-}
+} // namespace cryptonote
diff --git a/src/cryptonote_core/cryptonote_core.cpp b/src/cryptonote_core/cryptonote_core.cpp
index 964d61e2f..7586421b3 100644
--- a/src/cryptonote_core/cryptonote_core.cpp
+++ b/src/cryptonote_core/cryptonote_core.cpp
@@ -69,6 +69,21 @@ namespace cryptonote
void core::set_checkpoints(checkpoints&& chk_pts)
{
m_blockchain_storage.set_checkpoints(std::move(chk_pts));
+ m_last_checkpoints_update = time(NULL);
+ }
+ //-----------------------------------------------------------------------------------
+ void core::set_checkpoints_file_path(const std::string& path)
+ {
+ m_checkpoints_path = path;
+ }
+ //-----------------------------------------------------------------------------------------------
+ void core::update_checkpoints()
+ {
+ if (time(NULL) - m_last_checkpoints_update >= 3600)
+ {
+ m_blockchain_storage.update_checkpoints(m_checkpoints_path);
+ m_last_checkpoints_update = time(NULL);
+ }
}
//-----------------------------------------------------------------------------------
void core::init_options(boost::program_options::options_description& /*desc*/)
@@ -418,6 +433,7 @@ namespace cryptonote
//-----------------------------------------------------------------------------------------------
bool core::handle_incoming_block(const blobdata& block_blob, block_verification_context& bvc, bool update_miner_blocktemplate)
{
+ update_checkpoints();
bvc = boost::value_initialized<block_verification_context>();
if(block_blob.size() > get_max_block_size())
{
diff --git a/src/cryptonote_core/cryptonote_core.h b/src/cryptonote_core/cryptonote_core.h
index ba2aed015..81eddc657 100644
--- a/src/cryptonote_core/cryptonote_core.h
+++ b/src/cryptonote_core/cryptonote_core.h
@@ -30,6 +30,8 @@
#pragma once
+#include <ctime>
+
#include <boost/program_options/options_description.hpp>
#include <boost/program_options/variables_map.hpp>
@@ -92,6 +94,7 @@ namespace cryptonote
void set_cryptonote_protocol(i_cryptonote_protocol* pprotocol);
void set_checkpoints(checkpoints&& chk_pts);
+ void set_checkpoints_file_path(const std::string& path);
bool get_pool_transactions(std::list<transaction>& txs);
size_t get_pool_transactions_count();
@@ -120,6 +123,8 @@ namespace cryptonote
uint64_t get_target_blockchain_height() const;
private:
+ void update_checkpoints();
+
bool add_new_tx(const transaction& tx, const crypto::hash& tx_hash, const crypto::hash& tx_prefix_hash, size_t blob_size, tx_verification_context& tvc, bool keeped_by_block);
bool add_new_tx(const transaction& tx, tx_verification_context& tvc, bool keeped_by_block);
bool add_new_block(const block& b, block_verification_context& bvc);
@@ -155,6 +160,9 @@ namespace cryptonote
std::atomic<bool> m_starter_message_showed;
uint64_t m_target_blockchain_height;
+
+ std::string m_checkpoints_path;
+ time_t m_last_checkpoints_update;
};
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-18 17:29:45 +0000