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Refactor backends to new interfaces

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This commit is contained in:
Vinnie Falco
2013-07-10 11:04:10 -07:00
parent 07d73f471c
commit c346d4d613
12 changed files with 382 additions and 307 deletions
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8
Builds/VisualStudio2012/RippleD.vcxproj
View File

@@ -37,13 +37,13 @@
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_HSBELevelDB.cpp"> <ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStoreLevelDB.cpp">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|x64'">true</ExcludedFromBuild>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_HSBESqlite.cpp"> <ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStoreSqlite.cpp">
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Release|Win32'">true</ExcludedFromBuild>
<ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild> <ExcludedFromBuild Condition="'$(Configuration)|$(Platform)'=='Debug|x64'">true</ExcludedFromBuild>
@@ -1344,8 +1344,8 @@
<ClInclude Include="..\..\modules\ripple_app\basics\ripple_Version.h" /> <ClInclude Include="..\..\modules\ripple_app\basics\ripple_Version.h" />
<ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeObject.h" /> <ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeObject.h" />
<ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStore.h" /> <ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStore.h" />
<ClInclude Include="..\..\modules\ripple_app\node\ripple_HSBELevelDB.h" /> <ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStoreLevelDB.h" />
<ClInclude Include="..\..\modules\ripple_app\node\ripple_HSBESqlite.h" /> <ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStoreSqlite.h" />
<ClInclude Include="..\..\modules\ripple_app\ripple_app.h" /> <ClInclude Include="..\..\modules\ripple_app\ripple_app.h" />
<ClInclude Include="..\..\modules\ripple_basics\containers\ripple_KeyCache.h" /> <ClInclude Include="..\..\modules\ripple_basics\containers\ripple_KeyCache.h" />
<ClInclude Include="..\..\modules\ripple_basics\containers\ripple_RangeSet.h" /> <ClInclude Include="..\..\modules\ripple_basics\containers\ripple_RangeSet.h" />

24
Builds/VisualStudio2012/RippleD.vcxproj.filters
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@@ -849,18 +849,18 @@
<ClCompile Include="..\..\modules\ripple_basio\boost\ripple_SslContext.cpp"> <ClCompile Include="..\..\modules\ripple_basio\boost\ripple_SslContext.cpp">
<Filter>[1] Ripple\ripple_basio\boost</Filter> <Filter>[1] Ripple\ripple_basio\boost</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_HSBELevelDB.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_HSBESqlite.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeObject.cpp"> <ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeObject.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter> <Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStore.cpp"> <ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStore.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter> <Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile> </ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStoreLevelDB.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile>
<ClCompile Include="..\..\modules\ripple_app\node\ripple_NodeStoreSqlite.cpp">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClCompile>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<ClInclude Include="..\..\Subtrees\sqlite\sqlite3.h"> <ClInclude Include="..\..\Subtrees\sqlite\sqlite3.h">
@@ -1593,12 +1593,6 @@
<ClInclude Include="..\..\modules\ripple_basio\boost\ripple_SslContext.h"> <ClInclude Include="..\..\modules\ripple_basio\boost\ripple_SslContext.h">
<Filter>[1] Ripple\ripple_basio\boost</Filter> <Filter>[1] Ripple\ripple_basio\boost</Filter>
</ClInclude> </ClInclude>
<ClInclude Include="..\..\modules\ripple_app\node\ripple_HSBELevelDB.h">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClInclude>
<ClInclude Include="..\..\modules\ripple_app\node\ripple_HSBESqlite.h">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClInclude>
<ClInclude Include="..\..\src\cpp\ripple\ripple_DBInit.h"> <ClInclude Include="..\..\src\cpp\ripple\ripple_DBInit.h">
<Filter>[1] Ripple\ripple_app\_data</Filter> <Filter>[1] Ripple\ripple_app\_data</Filter>
</ClInclude> </ClInclude>
@@ -1608,6 +1602,12 @@
<ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStore.h"> <ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStore.h">
<Filter>[1] Ripple\ripple_app\node</Filter> <Filter>[1] Ripple\ripple_app\node</Filter>
</ClInclude> </ClInclude>
<ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStoreLevelDB.h">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClInclude>
<ClInclude Include="..\..\modules\ripple_app\node\ripple_NodeStoreSqlite.h">
<Filter>[1] Ripple\ripple_app\node</Filter>
</ClInclude>
</ItemGroup> </ItemGroup>
<ItemGroup> <ItemGroup>
<CustomBuild Include="..\..\src\cpp\ripple\ripple.proto" /> <CustomBuild Include="..\..\src\cpp\ripple\ripple.proto" />

97
modules/ripple_app/node/ripple_HSBELevelDB.cpp
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@@ -1,97 +0,0 @@
HSBELevelDB::HSBELevelDB(std::string const& path) : mName(path), mDB(NULL)
{
leveldb::Options options;
options.create_if_missing = true;
options.block_cache = leveldb::NewLRUCache (theConfig.getSize (siHashNodeDBCache) * 1024 * 1024);
if (theConfig.NODE_SIZE >= 2)
options.filter_policy = leveldb::NewBloomFilterPolicy (10);
leveldb::Status status = leveldb::DB::Open (options, path, &mDB);
if (!status.ok () || mDB)
throw (std::runtime_error (std::string("Unable to open/create leveldb: ") + status.ToString()));
}
HSBELevelDB::~HSBELevelDB()
{
delete mDB;
}
std::string HSBELevelDB::getDataBaseName()
{
return mName;
}
bool HSBELevelDB::store(NodeObject::ref obj)
{
Blob blob (toBlob (obj));
return mDB->Put (leveldb::WriteOptions (),
leveldb::Slice (reinterpret_cast<char const*>(obj->getHash ().begin ()), 256 / 8),
leveldb::Slice (reinterpret_cast<char const*>(&blob.front ()), blob.size ())).ok ();
}
bool HSBELevelDB::bulkStore(const std::vector< NodeObject::pointer >& objs)
{
leveldb::WriteBatch batch;
BOOST_FOREACH (NodeObject::ref obj, objs)
{
Blob blob (toBlob (obj));
batch.Put (
leveldb::Slice (reinterpret_cast<char const*>(obj->getHash ().begin ()), 256 / 8),
leveldb::Slice (reinterpret_cast<char const*>(&blob.front ()), blob.size ()));
}
return mDB->Write (leveldb::WriteOptions (), &batch).ok ();
}
NodeObject::pointer HSBELevelDB::retrieve(uint256 const& hash)
{
std::string sData;
if (!mDB->Get (leveldb::ReadOptions (),
leveldb::Slice (reinterpret_cast<char const*>(hash.begin ()), 256 / 8), &sData).ok ())
{
return NodeObject::pointer();
}
return fromBinary(hash, &sData[0], sData.size ());
}
void HSBELevelDB::visitAll(FUNCTION_TYPE<void (NodeObject::pointer)> func)
{
leveldb::Iterator* it = mDB->NewIterator (leveldb::ReadOptions ());
for (it->SeekToFirst (); it->Valid (); it->Next ())
{
if (it->key ().size () == 256 / 8)
{
uint256 hash;
memcpy(hash.begin(), it->key ().data(), 256 / 8);
func (fromBinary (hash, it->value ().data (), it->value ().size ()));
}
}
}
Blob HSBELevelDB::toBlob(NodeObject::ref obj)
{
Blob rawData (9 + obj->getData ().size ());
unsigned char* bufPtr = &rawData.front();
*reinterpret_cast<uint32*> (bufPtr + 0) = ntohl (obj->getIndex ());
*reinterpret_cast<uint32*> (bufPtr + 4) = ntohl (obj->getIndex ());
* (bufPtr + 8) = static_cast<unsigned char> (obj->getType ());
memcpy (bufPtr + 9, &obj->getData ().front (), obj->getData ().size ());
return rawData;
}
NodeObject::pointer HSBELevelDB::fromBinary(uint256 const& hash,
char const* data, int size)
{
if (size < 9)
throw std::runtime_error ("undersized object");
uint32 index = htonl (*reinterpret_cast<const uint32*> (data));
int htype = data[8];
return boost::make_shared<NodeObject> (static_cast<NodeObjectType> (htype), index,
data + 9, size - 9, hash);
}

32
modules/ripple_app/node/ripple_HSBELevelDB.h
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@@ -1,32 +0,0 @@
#ifndef HSBELEVELDB_H
#define HSBELEVELDB_H
class HSBELevelDB : public NodeStore::Backend
{
public:
HSBELevelDB(std::string const& path);
~HSBELevelDB();
std::string getBackEndName()
{
return "LevelDB";
}
std::string getDataBaseName();
bool store(NodeObject::ref);
bool bulkStore(const std::vector< NodeObject::pointer >&);
NodeObject::pointer retrieve(uint256 const& hash);
void visitAll(FUNCTION_TYPE<void (NodeObject::pointer)>);
private:
std::string mName;
leveldb::DB* mDB;
Blob toBlob(NodeObject::ref);
NodeObject::pointer fromBinary(uint256 const& hash, char const* data, int size);
};
#endif

125
modules/ripple_app/node/ripple_HSBESqlite.cpp
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@@ -1,125 +0,0 @@
HSBESQLite::HSBESQLite(std::string const& path) : mName(path)
{
mDb = new DatabaseCon(path, HashNodeDBInit, HashNodeDBCount);
mDb->getDB()->executeSQL(boost::str(boost::format("PRAGMA cache_size=-%d;") %
(theConfig.getSize(siHashNodeDBCache) * 1024)));
}
HSBESQLite::~HSBESQLite()
{
delete mDb;
}
std::string HSBESQLite::getDataBaseName()
{
return mName;
}
bool HSBESQLite::store(NodeObject::ref object)
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"INSERT OR IGNORE INTO CommittedObjects "
"(Hash,ObjType,LedgerIndex,Object) VALUES (?, ?, ?, ?);");
bind(pSt, object);
pSt.step();
pSt.reset();
return true;
}
bool HSBESQLite::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(),
"INSERT OR IGNORE INTO CommittedObjects "
"(Hash,ObjType,LedgerIndex,Object) VALUES (?, ?, ?, ?);");
pStB.step();
pStB.reset();
BOOST_FOREACH(NodeObject::ref object, objects)
{
bind(pSt, object);
pSt.step();
pSt.reset();
}
pStE.step();
pStE.reset();
return true;
}
NodeObject::pointer HSBESQLite::retrieve(uint256 const& hash)
{
NodeObject::pointer ret;
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object FROM CommittedObjects WHERE Hash = ?;");
pSt.bind(1, hash.GetHex());
if (pSt.isRow(pSt.step()))
ret = boost::make_shared<NodeObject>(getType(pSt.peekString(0)), pSt.getUInt32(1), pSt.getBlob(2), hash);
pSt.reset();
}
return ret;
}
void HSBESQLite::visitAll(FUNCTION_TYPE<void (NodeObject::pointer)> func)
{
uint256 hash;
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object,Hash FROM CommittedObjects;");
while (pSt.isRow(pSt.step()))
{
hash.SetHexExact(pSt.getString(3));
func(boost::make_shared<NodeObject>(getType(pSt.peekString(0)), pSt.getUInt32(1), pSt.getBlob(2), hash));
}
pSt.reset();
}
void HSBESQLite::bind(SqliteStatement& statement, NodeObject::ref object)
{
char const* type;
switch (object->getType())
{
case hotLEDGER: type = "L"; break;
case hotTRANSACTION: type = "T"; break;
case hotACCOUNT_NODE: type = "A"; break;
case hotTRANSACTION_NODE: type = "N"; break;
default: type = "U";
}
statement.bind(1, object->getHash().GetHex());
statement.bind(2, type);
statement.bind(3, object->getIndex());
statement.bindStatic(4, object->getData());
}
NodeObjectType HSBESQLite::getType(std::string const& type)
{
NodeObjectType htype = hotUNKNOWN;
if (!type.empty())
{
switch (type[0])
{
case 'L': htype = hotLEDGER; break;
case 'T': htype = hotTRANSACTION; break;
case 'A': htype = hotACCOUNT_NODE; break;
case 'N': htype = hotTRANSACTION_NODE; break;
}
}
return htype;
}

32
modules/ripple_app/node/ripple_HSBESqlite.h
View File

@@ -1,32 +0,0 @@
#ifndef HSBESQLITE_H
#define HSBESQLITE_H
class HSBESQLite : public NodeStore::Backend
{
public:
HSBESQLite(std::string const& path);
~HSBESQLite();
std::string getBackEndName()
{
return "SQLite";
}
std::string getDataBaseName();
bool store(NodeObject::ref);
bool bulkStore(const std::vector< NodeObject::pointer >&);
NodeObject::pointer retrieve(uint256 const& hash);
void visitAll(FUNCTION_TYPE<void (NodeObject::pointer)>);
private:
std::string mName;
DatabaseCon* mDb;
void bind(SqliteStatement& statement, NodeObject::ref object);
NodeObjectType getType(std::string const&);
};
#endif

2
modules/ripple_app/node/ripple_NodeStore.h
View File

@@ -56,7 +56,7 @@ public:
/** Create an instance of this factory's backend. /** Create an instance of this factory's backend.
*/ */
virtual Backend* createInstance (HashMap <String, String> const& keyValueParameters); virtual Backend* createInstance (HashMap <String, String> const& keyValueParameters) = 0;
}; };
public: public:

142
modules/ripple_app/node/ripple_NodeStoreLevelDB.cpp Normal file
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@@ -0,0 +1,142 @@
//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
class LevelDBBackendFactory::Backend : public NodeStore::Backend
{
public:
Backend (std::string const& path)
: mName(path)
, mDB(NULL)
{
leveldb::Options options;
options.create_if_missing = true;
options.block_cache = leveldb::NewLRUCache (theConfig.getSize (siHashNodeDBCache) * 1024 * 1024);
if (theConfig.NODE_SIZE >= 2)
options.filter_policy = leveldb::NewBloomFilterPolicy (10);
leveldb::Status status = leveldb::DB::Open (options, path, &mDB);
if (!status.ok () || mDB)
throw (std::runtime_error (std::string("Unable to open/create leveldb: ") + status.ToString()));
}
~Backend ()
{
delete mDB;
}
std::string getDataBaseName()
{
return mName;
}
bool store (NodeObject::ref obj)
{
Blob blob (toBlob (obj));
return mDB->Put (leveldb::WriteOptions (),
leveldb::Slice (reinterpret_cast<char const*>(obj->getHash ().begin ()), 256 / 8),
leveldb::Slice (reinterpret_cast<char const*>(&blob.front ()), blob.size ())).ok ();
}
bool bulkStore (const std::vector< NodeObject::pointer >& objs)
{
leveldb::WriteBatch batch;
BOOST_FOREACH (NodeObject::ref obj, objs)
{
Blob blob (toBlob (obj));
batch.Put (
leveldb::Slice (reinterpret_cast<char const*>(obj->getHash ().begin ()), 256 / 8),
leveldb::Slice (reinterpret_cast<char const*>(&blob.front ()), blob.size ()));
}
return mDB->Write (leveldb::WriteOptions (), &batch).ok ();
}
NodeObject::pointer retrieve (uint256 const& hash)
{
std::string sData;
if (!mDB->Get (leveldb::ReadOptions (),
leveldb::Slice (reinterpret_cast<char const*>(hash.begin ()), 256 / 8), &sData).ok ())
{
return NodeObject::pointer();
}
return fromBinary(hash, &sData[0], sData.size ());
}
void visitAll (FUNCTION_TYPE<void (NodeObject::pointer)> func)
{
leveldb::Iterator* it = mDB->NewIterator (leveldb::ReadOptions ());
for (it->SeekToFirst (); it->Valid (); it->Next ())
{
if (it->key ().size () == 256 / 8)
{
uint256 hash;
memcpy(hash.begin(), it->key ().data(), 256 / 8);
func (fromBinary (hash, it->value ().data (), it->value ().size ()));
}
}
}
Blob toBlob(NodeObject::ref obj)
{
Blob rawData (9 + obj->getData ().size ());
unsigned char* bufPtr = &rawData.front();
*reinterpret_cast<uint32*> (bufPtr + 0) = ntohl (obj->getIndex ());
*reinterpret_cast<uint32*> (bufPtr + 4) = ntohl (obj->getIndex ());
* (bufPtr + 8) = static_cast<unsigned char> (obj->getType ());
memcpy (bufPtr + 9, &obj->getData ().front (), obj->getData ().size ());
return rawData;
}
NodeObject::pointer fromBinary(uint256 const& hash,
char const* data, int size)
{
if (size < 9)
throw std::runtime_error ("undersized object");
uint32 index = htonl (*reinterpret_cast<const uint32*> (data));
int htype = data[8];
return boost::make_shared<NodeObject> (static_cast<NodeObjectType> (htype), index,
data + 9, size - 9, hash);
}
private:
std::string mName;
leveldb::DB* mDB;
};
//------------------------------------------------------------------------------
LevelDBBackendFactory::LevelDBBackendFactory ()
{
}
LevelDBBackendFactory::~LevelDBBackendFactory ()
{
}
LevelDBBackendFactory& LevelDBBackendFactory::getInstance ()
{
static LevelDBBackendFactory instance;
return instance;
}
String LevelDBBackendFactory::getName () const
{
return "LevelDB";
}
NodeStore::Backend* LevelDBBackendFactory::createInstance (HashMap <String, String> const& keyValueParameters)
{
return nullptr;
}
//------------------------------------------------------------------------------

27
modules/ripple_app/node/ripple_NodeStoreLevelDB.h Normal file
View File

@@ -0,0 +1,27 @@
//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
#ifndef RIPPLE_NODESTORELEVELDB_H_INCLUDED
#define RIPPLE_NODESTORELEVELDB_H_INCLUDED
/** Factory to produce LevelDB backends for the NodeStore.
*/
class LevelDBBackendFactory : public NodeStore::BackendFactory
{
private:
class Backend;
LevelDBBackendFactory ();
~LevelDBBackendFactory ();
public:
static LevelDBBackendFactory& getInstance ();
String getName () const;
NodeStore::Backend* createInstance (HashMap <String, String> const& keyValueParameters);
};
#endif

165
modules/ripple_app/node/ripple_NodeStoreSqlite.cpp Normal file
View File

@@ -0,0 +1,165 @@
//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
class SqliteBackendFactory::Backend : public NodeStore::Backend
{
public:
Backend(std::string const& path) : mName(path)
{
mDb = new DatabaseCon(path, HashNodeDBInit, HashNodeDBCount);
mDb->getDB()->executeSQL(boost::str(boost::format("PRAGMA cache_size=-%d;") %
(theConfig.getSize(siHashNodeDBCache) * 1024)));
}
Backend()
{
delete mDb;
}
std::string getDataBaseName()
{
return mName;
}
bool store(NodeObject::ref object)
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"INSERT OR IGNORE INTO CommittedObjects "
"(Hash,ObjType,LedgerIndex,Object) VALUES (?, ?, ?, ?);");
bind(pSt, object);
pSt.step();
pSt.reset();
return true;
}
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(),
"INSERT OR IGNORE INTO CommittedObjects "
"(Hash,ObjType,LedgerIndex,Object) VALUES (?, ?, ?, ?);");
pStB.step();
pStB.reset();
BOOST_FOREACH(NodeObject::ref object, objects)
{
bind(pSt, object);
pSt.step();
pSt.reset();
}
pStE.step();
pStE.reset();
return true;
}
NodeObject::pointer retrieve(uint256 const& hash)
{
NodeObject::pointer ret;
{
ScopedLock sl(mDb->getDBLock());
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object FROM CommittedObjects WHERE Hash = ?;");
pSt.bind(1, hash.GetHex());
if (pSt.isRow(pSt.step()))
ret = boost::make_shared<NodeObject>(getType(pSt.peekString(0)), pSt.getUInt32(1), pSt.getBlob(2), hash);
pSt.reset();
}
return ret;
}
void visitAll(FUNCTION_TYPE<void (NodeObject::pointer)> func)
{
uint256 hash;
static SqliteStatement pSt(mDb->getDB()->getSqliteDB(),
"SELECT ObjType,LedgerIndex,Object,Hash FROM CommittedObjects;");
while (pSt.isRow(pSt.step()))
{
hash.SetHexExact(pSt.getString(3));
func(boost::make_shared<NodeObject>(getType(pSt.peekString(0)), pSt.getUInt32(1), pSt.getBlob(2), hash));
}
pSt.reset();
}
void bind(SqliteStatement& statement, NodeObject::ref object)
{
char const* type;
switch (object->getType())
{
case hotLEDGER: type = "L"; break;
case hotTRANSACTION: type = "T"; break;
case hotACCOUNT_NODE: type = "A"; break;
case hotTRANSACTION_NODE: type = "N"; break;
default: type = "U";
}
statement.bind(1, object->getHash().GetHex());
statement.bind(2, type);
statement.bind(3, object->getIndex());
statement.bindStatic(4, object->getData());
}
NodeObjectType getType(std::string const& type)
{
NodeObjectType htype = hotUNKNOWN;
if (!type.empty())
{
switch (type[0])
{
case 'L': htype = hotLEDGER; break;
case 'T': htype = hotTRANSACTION; break;
case 'A': htype = hotACCOUNT_NODE; break;
case 'N': htype = hotTRANSACTION_NODE; break;
}
}
return htype;
}
private:
std::string mName;
DatabaseCon* mDb;
};
//------------------------------------------------------------------------------
SqliteBackendFactory::SqliteBackendFactory ()
{
}
SqliteBackendFactory::~SqliteBackendFactory ()
{
}
SqliteBackendFactory& SqliteBackendFactory::getInstance ()
{
static SqliteBackendFactory instance;
return instance;
}
String SqliteBackendFactory::getName () const
{
return "Sqlite";
}
NodeStore::Backend* SqliteBackendFactory::createInstance (HashMap <String, String> const& keyValueParameters)
{
return new Backend (keyValueParameters ["path"].toStdString ());
}

27
modules/ripple_app/node/ripple_NodeStoreSqlite.h Normal file
View File

@@ -0,0 +1,27 @@
//------------------------------------------------------------------------------
/*
Copyright (c) 2011-2013, OpenCoin, Inc.
*/
//==============================================================================
#ifndef RIPPLE_NODESTORESQLITE_H_INCLUDED
#define RIPPLE_NODESTORESQLITE_H_INCLUDED
/** Factory to produce SQLite backends for the NodeStore.
*/
class SqliteBackendFactory : public NodeStore::BackendFactory
{
private:
class Backend;
SqliteBackendFactory ();
~SqliteBackendFactory ();
public:
static SqliteBackendFactory& getInstance ();
String getName () const;
NodeStore::Backend* createInstance (HashMap <String, String> const& keyValueParameters);
};
#endif

8
modules/ripple_app/ripple_app.cpp
View File

@@ -96,8 +96,8 @@ namespace ripple
#include "node/ripple_NodeObject.h" #include "node/ripple_NodeObject.h"
#include "node/ripple_NodeStore.h" #include "node/ripple_NodeStore.h"
#include "node/ripple_HSBELevelDB.h" #include "node/ripple_NodeStoreLevelDB.h"
#include "node/ripple_HSBESqlite.h" #include "node/ripple_NodeStoreSqlite.h"
#include "src/cpp/ripple/ripple_SHAMapItem.h" #include "src/cpp/ripple/ripple_SHAMapItem.h"
#include "src/cpp/ripple/ripple_SHAMapNode.h" #include "src/cpp/ripple/ripple_SHAMapNode.h"
@@ -236,8 +236,8 @@ static const uint64 tenTo17m1 = tenTo17 - 1;
#include "basics/ripple_RPCServerHandler.cpp" #include "basics/ripple_RPCServerHandler.cpp"
#include "node/ripple_NodeObject.cpp" #include "node/ripple_NodeObject.cpp"
#include "node/ripple_NodeStore.cpp" #include "node/ripple_NodeStore.cpp"
#include "node/ripple_HSBELevelDB.cpp" #include "node/ripple_NodeStoreLevelDB.cpp"
#include "node/ripple_HSBESqlite.cpp" #include "node/ripple_NodeStoreSqlite.cpp"
#include "src/cpp/ripple/Ledger.cpp" #include "src/cpp/ripple/Ledger.cpp"
#include "src/cpp/ripple/ripple_SHAMapDelta.cpp" #include "src/cpp/ripple/ripple_SHAMapDelta.cpp"