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Diffstat (limited to 'src/wallet/db.cpp')
-rw-r--r--src/wallet/db.cpp74
1 files changed, 42 insertions, 32 deletions
diff --git a/src/wallet/db.cpp b/src/wallet/db.cpp
index 0ea4ea3673..c810476f96 100644
--- a/src/wallet/db.cpp
+++ b/src/wallet/db.cpp
@@ -364,6 +364,7 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb
int ret;
fReadOnly = (!strchr(pszMode, '+') && !strchr(pszMode, 'w'));
fFlushOnClose = fFlushOnCloseIn;
+ env = dbw.env;
if (dbw.IsDummy()) {
return;
}
@@ -375,17 +376,17 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb
nFlags |= DB_CREATE;
{
- LOCK(bitdb.cs_db);
- if (!bitdb.Open(GetDataDir()))
+ LOCK(env->cs_db);
+ if (!env->Open(GetDataDir()))
throw std::runtime_error("CDB: Failed to open database environment.");
strFile = strFilename;
- ++bitdb.mapFileUseCount[strFile];
- pdb = bitdb.mapDb[strFile];
+ ++env->mapFileUseCount[strFile];
+ pdb = env->mapDb[strFile];
if (pdb == NULL) {
- pdb = new Db(bitdb.dbenv, 0);
+ pdb = new Db(env->dbenv, 0);
- bool fMockDb = bitdb.IsMock();
+ bool fMockDb = env->IsMock();
if (fMockDb) {
DbMpoolFile* mpf = pdb->get_mpf();
ret = mpf->set_flags(DB_MPOOL_NOFILE, 1);
@@ -403,7 +404,7 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb
if (ret != 0) {
delete pdb;
pdb = NULL;
- --bitdb.mapFileUseCount[strFile];
+ --env->mapFileUseCount[strFile];
strFile = "";
throw std::runtime_error(strprintf("CDB: Error %d, can't open database %s", ret, strFilename));
}
@@ -415,7 +416,7 @@ CDB::CDB(CWalletDBWrapper& dbw, const char* pszMode, bool fFlushOnCloseIn) : pdb
fReadOnly = fTmp;
}
- bitdb.mapDb[strFile] = pdb;
+ env->mapDb[strFile] = pdb;
}
}
}
@@ -430,7 +431,7 @@ void CDB::Flush()
if (fReadOnly)
nMinutes = 1;
- bitdb.dbenv->txn_checkpoint(nMinutes ? GetArg("-dblogsize", DEFAULT_WALLET_DBLOGSIZE) * 1024 : 0, nMinutes, 0);
+ env->dbenv->txn_checkpoint(nMinutes ? GetArg("-dblogsize", DEFAULT_WALLET_DBLOGSIZE) * 1024 : 0, nMinutes, 0);
}
void CDB::Close()
@@ -446,8 +447,8 @@ void CDB::Close()
Flush();
{
- LOCK(bitdb.cs_db);
- --bitdb.mapFileUseCount[strFile];
+ LOCK(env->cs_db);
+ --env->mapFileUseCount[strFile];
}
}
@@ -479,22 +480,23 @@ bool CDB::Rewrite(CWalletDBWrapper& dbw, const char* pszSkip)
if (dbw.IsDummy()) {
return true;
}
+ CDBEnv *env = dbw.env;
const std::string& strFile = dbw.strFile;
while (true) {
{
- LOCK(bitdb.cs_db);
- if (!bitdb.mapFileUseCount.count(strFile) || bitdb.mapFileUseCount[strFile] == 0) {
+ LOCK(env->cs_db);
+ if (!env->mapFileUseCount.count(strFile) || env->mapFileUseCount[strFile] == 0) {
// Flush log data to the dat file
- bitdb.CloseDb(strFile);
- bitdb.CheckpointLSN(strFile);
- bitdb.mapFileUseCount.erase(strFile);
+ env->CloseDb(strFile);
+ env->CheckpointLSN(strFile);
+ env->mapFileUseCount.erase(strFile);
bool fSuccess = true;
LogPrintf("CDB::Rewrite: Rewriting %s...\n", strFile);
std::string strFileRes = strFile + ".rewrite";
{ // surround usage of db with extra {}
CDB db(dbw, "r");
- Db* pdbCopy = new Db(bitdb.dbenv, 0);
+ Db* pdbCopy = new Db(env->dbenv, 0);
int ret = pdbCopy->open(NULL, // Txn pointer
strFileRes.c_str(), // Filename
@@ -537,17 +539,17 @@ bool CDB::Rewrite(CWalletDBWrapper& dbw, const char* pszSkip)
}
if (fSuccess) {
db.Close();
- bitdb.CloseDb(strFile);
+ env->CloseDb(strFile);
if (pdbCopy->close(0))
fSuccess = false;
delete pdbCopy;
}
}
if (fSuccess) {
- Db dbA(bitdb.dbenv, 0);
+ Db dbA(env->dbenv, 0);
if (dbA.remove(strFile.c_str(), NULL, 0))
fSuccess = false;
- Db dbB(bitdb.dbenv, 0);
+ Db dbB(env->dbenv, 0);
if (dbB.rename(strFileRes.c_str(), NULL, strFile.c_str(), 0))
fSuccess = false;
}
@@ -608,14 +610,15 @@ bool CDB::PeriodicFlush(CWalletDBWrapper& dbw)
return true;
}
bool ret = false;
+ CDBEnv *env = dbw.env;
const std::string& strFile = dbw.strFile;
TRY_LOCK(bitdb.cs_db,lockDb);
if (lockDb)
{
// Don't do this if any databases are in use
int nRefCount = 0;
- std::map<std::string, int>::iterator mit = bitdb.mapFileUseCount.begin();
- while (mit != bitdb.mapFileUseCount.end())
+ std::map<std::string, int>::iterator mit = env->mapFileUseCount.begin();
+ while (mit != env->mapFileUseCount.end())
{
nRefCount += (*mit).second;
mit++;
@@ -624,17 +627,17 @@ bool CDB::PeriodicFlush(CWalletDBWrapper& dbw)
if (nRefCount == 0)
{
boost::this_thread::interruption_point();
- std::map<std::string, int>::iterator mi = bitdb.mapFileUseCount.find(strFile);
- if (mi != bitdb.mapFileUseCount.end())
+ std::map<std::string, int>::iterator mi = env->mapFileUseCount.find(strFile);
+ if (mi != env->mapFileUseCount.end())
{
LogPrint(BCLog::DB, "Flushing %s\n", strFile);
int64_t nStart = GetTimeMillis();
// Flush wallet file so it's self contained
- bitdb.CloseDb(strFile);
- bitdb.CheckpointLSN(strFile);
+ env->CloseDb(strFile);
+ env->CheckpointLSN(strFile);
- bitdb.mapFileUseCount.erase(mi++);
+ env->mapFileUseCount.erase(mi++);
LogPrint(BCLog::DB, "Flushed %s %dms\n", strFile, GetTimeMillis() - nStart);
ret = true;
}
@@ -657,13 +660,13 @@ bool CWalletDBWrapper::Backup(const std::string& strDest)
while (true)
{
{
- LOCK(bitdb.cs_db);
- if (!bitdb.mapFileUseCount.count(strFile) || bitdb.mapFileUseCount[strFile] == 0)
+ LOCK(env->cs_db);
+ if (!env->mapFileUseCount.count(strFile) || env->mapFileUseCount[strFile] == 0)
{
// Flush log data to the dat file
- bitdb.CloseDb(strFile);
- bitdb.CheckpointLSN(strFile);
- bitdb.mapFileUseCount.erase(strFile);
+ env->CloseDb(strFile);
+ env->CheckpointLSN(strFile);
+ env->mapFileUseCount.erase(strFile);
// Copy wallet file
fs::path pathSrc = GetDataDir() / strFile;
@@ -685,3 +688,10 @@ bool CWalletDBWrapper::Backup(const std::string& strDest)
}
return false;
}
+
+void CWalletDBWrapper::Flush(bool shutdown)
+{
+ if (!IsDummy()) {
+ env->Flush(shutdown);
+ }
+}