65 lines
2.2 KiB
C++
65 lines
2.2 KiB
C++
#include <nano/lib/lmdbconfig.hpp>
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#include <nano/lib/tomlconfig.hpp>
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#include <nano/secure/common.hpp>
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#include <iostream>
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nano::error nano::lmdb_config::serialize_toml (nano::tomlconfig & toml) const
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{
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std::string sync_string;
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switch (sync)
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{
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case nano::lmdb_config::sync_strategy::always:
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sync_string = "always";
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break;
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case nano::lmdb_config::sync_strategy::nosync_safe:
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sync_string = "nosync_safe";
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break;
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case nano::lmdb_config::sync_strategy::nosync_unsafe:
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sync_string = "nosync_unsafe";
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break;
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case nano::lmdb_config::sync_strategy::nosync_unsafe_large_memory:
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sync_string = "nosync_unsafe_large_memory";
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break;
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}
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toml.put ("sync", sync_string, "Sync strategy for flushing commits to the ledger database. This does not affect the wallet database.\ntype:string,{always, nosync_safe, nosync_unsafe, nosync_unsafe_large_memory}");
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toml.put ("max_databases", max_databases, "Maximum open lmdb databases. Increase default if more than 100 wallets is required.\nNote: external management is recommended when a large amounts of wallets are required (see https://docs.nano.org/integration-guides/key-management/).\ntype:uin32");
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toml.put ("map_size", map_size, "Maximum ledger database map size in bytes.\ntype:uint64");
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return toml.get_error ();
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}
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nano::error nano::lmdb_config::deserialize_toml (nano::tomlconfig & toml)
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{
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auto default_max_databases = max_databases;
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toml.get_optional<uint32_t> ("max_databases", max_databases);
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toml.get_optional<size_t> ("map_size", map_size);
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if (!toml.get_error ())
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{
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std::string sync_string = "always";
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toml.get_optional<std::string> ("sync", sync_string);
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if (sync_string == "always")
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{
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sync = nano::lmdb_config::sync_strategy::always;
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}
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else if (sync_string == "nosync_safe")
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{
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sync = nano::lmdb_config::sync_strategy::nosync_safe;
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}
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else if (sync_string == "nosync_unsafe")
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{
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sync = nano::lmdb_config::sync_strategy::nosync_unsafe;
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}
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else if (sync_string == "nosync_unsafe_large_memory")
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{
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sync = nano::lmdb_config::sync_strategy::nosync_unsafe_large_memory;
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}
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else
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{
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toml.get_error ().set (sync_string + " is not a valid sync option");
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}
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}
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return toml.get_error ();
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}
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