diff options
Diffstat (limited to 'src/node/chainstate.cpp')
-rw-r--r-- | src/node/chainstate.cpp | 49 |
1 files changed, 41 insertions, 8 deletions
diff --git a/src/node/chainstate.cpp b/src/node/chainstate.cpp index ad9293f172..26af523491 100644 --- a/src/node/chainstate.cpp +++ b/src/node/chainstate.cpp @@ -28,15 +28,35 @@ namespace node { ChainstateLoadResult LoadChainstate(ChainstateManager& chainman, const CacheSizes& cache_sizes, const ChainstateLoadOptions& options) { - auto is_coinsview_empty = [&](CChainState* chainstate) EXCLUSIVE_LOCKS_REQUIRED(::cs_main) { + auto is_coinsview_empty = [&](Chainstate* chainstate) EXCLUSIVE_LOCKS_REQUIRED(::cs_main) { return options.reindex || options.reindex_chainstate || chainstate->CoinsTip().GetBestBlock().IsNull(); }; + if (!hashAssumeValid.IsNull()) { + LogPrintf("Assuming ancestors of block %s have valid signatures.\n", hashAssumeValid.GetHex()); + } else { + LogPrintf("Validating signatures for all blocks.\n"); + } + LogPrintf("Setting nMinimumChainWork=%s\n", nMinimumChainWork.GetHex()); + if (nMinimumChainWork < UintToArith256(chainman.GetConsensus().nMinimumChainWork)) { + LogPrintf("Warning: nMinimumChainWork set below default value of %s\n", chainman.GetConsensus().nMinimumChainWork.GetHex()); + } + if (nPruneTarget == std::numeric_limits<uint64_t>::max()) { + LogPrintf("Block pruning enabled. Use RPC call pruneblockchain(height) to manually prune block and undo files.\n"); + } else if (nPruneTarget) { + LogPrintf("Prune configured to target %u MiB on disk for block and undo files.\n", nPruneTarget / 1024 / 1024); + } + LOCK(cs_main); - chainman.InitializeChainstate(options.mempool); chainman.m_total_coinstip_cache = cache_sizes.coins; chainman.m_total_coinsdb_cache = cache_sizes.coins_db; + // Load the fully validated chainstate. + chainman.InitializeChainstate(options.mempool); + + // Load a chain created from a UTXO snapshot, if any exist. + chainman.DetectSnapshotChainstate(options.mempool); + auto& pblocktree{chainman.m_blockman.m_block_tree_db}; // new CBlockTreeDB tries to delete the existing file, which // fails if it's still open from the previous loop. Close it first: @@ -83,12 +103,20 @@ ChainstateLoadResult LoadChainstate(ChainstateManager& chainman, const CacheSize return {ChainstateLoadStatus::FAILURE, _("Error initializing block database")}; } + // Conservative value which is arbitrarily chosen, as it will ultimately be changed + // by a call to `chainman.MaybeRebalanceCaches()`. We just need to make sure + // that the sum of the two caches (40%) does not exceed the allowable amount + // during this temporary initialization state. + double init_cache_fraction = 0.2; + // At this point we're either in reindex or we've loaded a useful // block tree into BlockIndex()! - for (CChainState* chainstate : chainman.GetAll()) { + for (Chainstate* chainstate : chainman.GetAll()) { + LogPrintf("Initializing chainstate %s\n", chainstate->ToString()); + chainstate->InitCoinsDB( - /*cache_size_bytes=*/cache_sizes.coins_db, + /*cache_size_bytes=*/chainman.m_total_coinsdb_cache * init_cache_fraction, /*in_memory=*/options.coins_db_in_memory, /*should_wipe=*/options.reindex || options.reindex_chainstate); @@ -110,7 +138,7 @@ ChainstateLoadResult LoadChainstate(ChainstateManager& chainman, const CacheSize } // The on-disk coinsdb is now in a good state, create the cache - chainstate->InitCoinsCache(cache_sizes.coins); + chainstate->InitCoinsCache(chainman.m_total_coinstip_cache * init_cache_fraction); assert(chainstate->CanFlushToDisk()); if (!is_coinsview_empty(chainstate)) { @@ -125,24 +153,29 @@ ChainstateLoadResult LoadChainstate(ChainstateManager& chainman, const CacheSize if (!options.reindex) { auto chainstates{chainman.GetAll()}; if (std::any_of(chainstates.begin(), chainstates.end(), - [](const CChainState* cs) EXCLUSIVE_LOCKS_REQUIRED(cs_main) { return cs->NeedsRedownload(); })) { + [](const Chainstate* cs) EXCLUSIVE_LOCKS_REQUIRED(cs_main) { return cs->NeedsRedownload(); })) { return {ChainstateLoadStatus::FAILURE, strprintf(_("Witness data for blocks after height %d requires validation. Please restart with -reindex."), chainman.GetConsensus().SegwitHeight)}; }; } + // Now that chainstates are loaded and we're able to flush to + // disk, rebalance the coins caches to desired levels based + // on the condition of each chainstate. + chainman.MaybeRebalanceCaches(); + return {ChainstateLoadStatus::SUCCESS, {}}; } ChainstateLoadResult VerifyLoadedChainstate(ChainstateManager& chainman, const ChainstateLoadOptions& options) { - auto is_coinsview_empty = [&](CChainState* chainstate) EXCLUSIVE_LOCKS_REQUIRED(::cs_main) { + auto is_coinsview_empty = [&](Chainstate* chainstate) EXCLUSIVE_LOCKS_REQUIRED(::cs_main) { return options.reindex || options.reindex_chainstate || chainstate->CoinsTip().GetBestBlock().IsNull(); }; LOCK(cs_main); - for (CChainState* chainstate : chainman.GetAll()) { + for (Chainstate* chainstate : chainman.GetAll()) { if (!is_coinsview_empty(chainstate)) { const CBlockIndex* tip = chainstate->m_chain.Tip(); if (tip && tip->nTime > GetTime() + MAX_FUTURE_BLOCK_TIME) { |