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Refactor NodeStore

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This commit is contained in:
Vinnie Falco
2013-07-17 19:52:13 -07:00
parent 5caaea60c9
commit 8b1592e494
27 changed files with 869 additions and 508 deletions
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72
modules/ripple_app/node/ripple_SqliteBackendFactory.cpp
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@@ -4,32 +4,65 @@
*/
//==============================================================================
static const char* s_nodeStoreDBInit [] =
{
"PRAGMA synchronous=NORMAL;",
"PRAGMA journal_mode=WAL;",
"PRAGMA journal_size_limit=1582080;",
#if (ULONG_MAX > UINT_MAX) && !defined (NO_SQLITE_MMAP)
"PRAGMA mmap_size=171798691840;",
#endif
"BEGIN TRANSACTION;",
"CREATE TABLE CommittedObjects ( \
Hash CHARACTER(64) PRIMARY KEY, \
ObjType CHAR(1) NOT NULL, \
LedgerIndex BIGINT UNSIGNED, \
Object BLOB \
);",
"END TRANSACTION;"
};
static int s_nodeStoreDBCount = NUMBER (s_nodeStoreDBInit);
class SqliteBackendFactory::Backend : public NodeStore::Backend
{
public:
Backend(std::string const& path) : mName(path)
Backend (size_t keyBytes, std::string const& path)
: m_keyBytes (keyBytes)
, m_name (path)
, m_db (new DatabaseCon(path, s_nodeStoreDBInit, s_nodeStoreDBCount))
{
mDb = new DatabaseCon(path, HashNodeDBInit, HashNodeDBCount);
mDb->getDB()->executeSQL(boost::str(boost::format("PRAGMA cache_size=-%d;") %
(theConfig.getSize(siHashNodeDBCache) * 1024)));
String s;
// VFALCO TODO Remove this dependency on theConfig
//
s << "PRAGMA cache_size=-" << String (theConfig.getSize(siHashNodeDBCache) * 1024);
m_db->getDB()->executeSQL (s.toStdString ().c_str ());
//m_db->getDB()->executeSQL (boost::str (boost::format ("PRAGMA cache_size=-%d;") %
// (theConfig.getSize(siHashNodeDBCache) * 1024)));
}
Backend()
~Backend()
{
delete mDb;
delete m_db;
}
std::string getDataBaseName()
{
return mName;
return m_name;
}
bool bulkStore(const std::vector< NodeObject::pointer >& objects)
bool bulkStore (const std::vector< NodeObject::pointer >& objects)
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pStB(mDb->getDB()->getSqliteDB(), "BEGIN TRANSACTION;");
static SqliteStatement pStE(mDb->getDB()->getSqliteDB(), "END TRANSACTION;");
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
ScopedLock sl(m_db->getDBLock());
static SqliteStatement pStB(m_db->getDB()->getSqliteDB(), "BEGIN TRANSACTION;");
static SqliteStatement pStE(m_db->getDB()->getSqliteDB(), "END TRANSACTION;");
static SqliteStatement pSt(m_db->getDB()->getSqliteDB(),
"INSERT OR IGNORE INTO CommittedObjects "
"(Hash,ObjType,LedgerIndex,Object) VALUES (?, ?, ?, ?);");
@@ -55,8 +88,8 @@ public:
NodeObject::pointer ret;
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
ScopedLock sl(m_db->getDBLock());
static SqliteStatement pSt(m_db->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object FROM CommittedObjects WHERE Hash = ?;");
pSt.bind(1, hash.GetHex());
@@ -74,7 +107,7 @@ public:
{
uint256 hash;
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
static SqliteStatement pSt(m_db->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object,Hash FROM CommittedObjects;");
while (pSt.isRow(pSt.step()))
@@ -121,8 +154,9 @@ public:
}
private:
std::string mName;
DatabaseCon* mDb;
size_t const m_keyBytes;
std::string const m_name;
ScopedPointer <DatabaseCon> m_db;
};
//------------------------------------------------------------------------------
@@ -147,7 +181,7 @@ String SqliteBackendFactory::getName () const
return "Sqlite";
}
NodeStore::Backend* SqliteBackendFactory::createInstance (StringPairArray const& keyValues)
NodeStore::Backend* SqliteBackendFactory::createInstance (size_t keyBytes, StringPairArray const& keyValues)
{
return new Backend (keyValues ["path"].toStdString ());
return new Backend (keyBytes, keyValues ["path"].toStdString ());
}