diff options
Diffstat (limited to 'src/wallet/db.h')
-rw-r--r-- | src/wallet/db.h | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/wallet/db.h b/src/wallet/db.h index 5ced4c59cf..dd549bc463 100644 --- a/src/wallet/db.h +++ b/src/wallet/db.h @@ -31,6 +31,8 @@ struct WalletDatabaseFileId { bool operator==(const WalletDatabaseFileId& rhs) const; }; +class BerkeleyDatabase; + class BerkeleyEnvironment { private: @@ -43,7 +45,7 @@ private: public: std::unique_ptr<DbEnv> dbenv; std::map<std::string, int> mapFileUseCount; - std::map<std::string, Db*> mapDb; + std::map<std::string, std::reference_wrapper<BerkeleyDatabase>> m_databases; std::unordered_map<std::string, WalletDatabaseFileId> m_fileids; std::condition_variable_any m_db_in_use; @@ -118,6 +120,8 @@ public: nUpdateCounter(0), nLastSeen(0), nLastFlushed(0), nLastWalletUpdate(0) { env = GetWalletEnv(wallet_path, strFile); + auto inserted = env->m_databases.emplace(strFile, std::ref(*this)); + assert(inserted.second); if (mock) { env->Close(); env->Reset(); @@ -125,6 +129,13 @@ public: } } + ~BerkeleyDatabase() { + if (env) { + size_t erased = env->m_databases.erase(strFile); + assert(erased == 1); + } + } + /** Return object for accessing database at specified path. */ static std::unique_ptr<BerkeleyDatabase> Create(const fs::path& path) { @@ -164,6 +175,9 @@ public: unsigned int nLastFlushed; int64_t nLastWalletUpdate; + /** Database pointer. This is initialized lazily and reset during flushes, so it can be null. */ + std::unique_ptr<Db> m_db; + private: /** BerkeleyDB specific */ BerkeleyEnvironment *env; |