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7b39171a86
* Fixed so casentries collected through populating from disk have their verified and exists set to true * Changed so copyorlink the cas data to temporary folders for execution are never linked on macos.. for some reason this does not always work which is strange [CL 35908391 by henrik karlsson in ue5-main branch]
923 lines
28 KiB
C++
923 lines
28 KiB
C++
// Copyright Epic Games, Inc. All Rights Reserved.
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#include "UbaStorageClient.h"
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#include "UbaConfig.h"
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#include "UbaDirectoryIterator.h"
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#include "UbaFileAccessor.h"
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#include "UbaNetworkClient.h"
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#include "UbaNetworkMessage.h"
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#include "UbaNetworkBackendTcp.h"
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#include "UbaStorageUtils.h"
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namespace uba
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{
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void StorageClientCreateInfo::Apply(Config& config)
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{
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StorageCreateInfo::Apply(config);
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const ConfigTable* tablePtr = config.GetTable(TC("Storage"));
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if (!tablePtr)
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return;
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const ConfigTable& table = *tablePtr;
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table.GetValueAsBool(sendCompressed, TC("SendCompressed"));
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table.GetValueAsBool(allowProxy, TC("AllowProxy"));
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}
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StorageClient::StorageClient(const StorageClientCreateInfo& info)
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: StorageImpl(info, TC("UbaStorageClient"))
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, m_client(info.client)
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, m_sendCompressed(info.sendCompressed)
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, m_allowProxy(info.allowProxy)
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, m_zone(info.zone)
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, m_getProxyBackendCallback(info.getProxyBackendCallback)
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, m_getProxyBackendUserData(info.getProxyBackendUserData)
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, m_startProxyCallback(info.startProxyCallback)
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, m_startProxyUserData(info.startProxyUserData)
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, m_proxyPort(info.proxyPort)
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{
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}
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struct StorageClient::ProxyClient
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{
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ProxyClient(bool& outCtorSuccess, const NetworkClientCreateInfo& info) : client(outCtorSuccess, info, TC("UbaProxyClient")) {}
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~ProxyClient() { client.Disconnect(); }
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NetworkClient client;
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u32 refCount = 0;
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};
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bool StorageClient::Start()
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{
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m_client.RegisterOnConnected([this]()
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{
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StackBinaryWriter<1024> writer;
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NetworkMessage msg(m_client, ServiceId, StorageMessageType_Connect, writer);
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writer.WriteString(TC("Client"));
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writer.WriteU32(StorageNetworkVersion);
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writer.WriteBool(false); // Is Proxy
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writer.WriteU16(m_proxyPort);
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writer.WriteString(m_zone);
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writer.WriteU64(m_casTotalBytes);
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TraverseNetworkAddresses(m_logger, [&](const StringBufferBase& addr)
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{
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writer.WriteString(addr);
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return false;
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});
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writer.WriteString(TC(""));
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StackBinaryReader<1024> reader;
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if (!msg.Send(reader))
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return;
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m_storageServerUid = reader.ReadGuid();
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m_casCompressor = reader.ReadByte();
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m_casCompressionLevel = reader.ReadByte();
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});
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m_client.RegisterOnDisconnected([this]() { m_logger.isMuted = true; });
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return true;
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}
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StorageClient::~StorageClient()
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{
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delete m_proxyClient;
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for (auto& pair : m_localStorageFiles)
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CloseFileMapping(pair.second.casEntry.mappingHandle);
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}
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bool StorageClient::IsUsingProxy()
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{
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SCOPED_READ_LOCK(m_proxyClientLock, proxyLock);
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return m_proxyClient != nullptr;
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}
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void StorageClient::StopProxy()
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{
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SCOPED_WRITE_LOCK(m_proxyClientLock, proxyLock);
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if (m_proxyClient)
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m_proxyClient->client.Disconnect();
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}
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bool StorageClient::PopulateCasFromDirs(const DirVector& directories, u32 workerCount, const Function<bool()>& shouldExit)
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{
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if (directories.empty())
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return true;
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u64 start = GetTime();
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WorkManagerImpl workManager(workerCount);
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ReaderWriterLock lock;
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bool success = true;
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UnorderedSet<u64> seenIds;
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ReaderWriterLock seenIdsLock;
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for (auto& dir : directories)
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success = PopulateCasFromDirsRecursive(dir.c_str(), workManager, seenIds, seenIdsLock, shouldExit) && success;
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workManager.FlushWork();
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if (u32 fileCount = u32(m_localStorageFiles.size()))
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m_logger.Info(TC("Prepopulated %u files to cas in %s"), fileCount, TimeToText(GetTime() - start).str);
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return success;
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}
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#if !UBA_USE_SPARSEFILE
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bool StorageClient::GetCasFileName(StringBufferBase& out, const CasKey& casKey)
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{
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SCOPED_READ_LOCK(m_localStorageFilesLock, tempLock);
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auto findIt = m_localStorageFiles.find(AsCompressed(casKey, false));
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if (findIt != m_localStorageFiles.end())
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{
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if (findIt->second.casEntry.mappingHandle.IsValid())
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GetMappingString(out, findIt->second.casEntry.mappingHandle, 0);
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else
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out.Append(findIt->second.fileName);
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return true;
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}
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tempLock.Leave();
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return StorageImpl::GetCasFileName(out, casKey);
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}
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#endif
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MappedView StorageClient::MapView(const CasKey& casKey, const tchar* hint)
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{
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SCOPED_READ_LOCK(m_localStorageFilesLock, tempLock);
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auto findIt = m_localStorageFiles.find(AsCompressed(casKey, false));
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bool isValid = findIt != m_localStorageFiles.end();
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tempLock.Leave();
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if (!isValid)
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return StorageImpl::MapView(casKey, hint);
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LocalFile& file = findIt->second;
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MappedView view;
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view.handle = file.casEntry.mappingHandle;
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view.size = file.casEntry.size;
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view.offset = 0;
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view.isCompressed = false;
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return view;
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}
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bool StorageClient::GetZone(StringBufferBase& out)
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{
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if (m_zone.empty())
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return false;
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out.Append(m_zone);
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return true;
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}
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bool StorageClient::RetrieveCasFile(RetrieveResult& out, const CasKey& casKey, const tchar* hint, FileMappingBuffer* mappingBuffer, u64 memoryMapAlignment, bool allowProxy)
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{
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FileMappingType mappingType = MappedView_Transient;
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bool shouldStore = mappingBuffer == nullptr;
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#if UBA_USE_SPARSEFILE
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if (shouldStore)
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{
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mappingType = MappedView_Persistent;
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mappingBuffer = &m_casDataBuffer;
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}
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#endif
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UBA_ASSERT(AsCompressed(casKey, false) != CasKeyZero);
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out.casKey = casKey;
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out.size = InvalidValue;
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// Cas file might have been created by this client and in that case we can just reuse the file we just wrote. No need to fetch from server
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// This needs to be first so it doesnt end up in the cas table even though it is not in there. (otherwise it might be garbage collected)
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SCOPED_READ_LOCK(m_localStorageFilesLock, tempLock);
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auto findIt = m_localStorageFiles.find(AsCompressed(casKey, false));
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if (findIt != m_localStorageFiles.end())
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{
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out.casKey = findIt->first;
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LocalFile& mf = findIt->second;
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out.size = mf.casEntry.size;
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out.view.handle = mf.casEntry.mappingHandle;
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out.view.size = mf.casEntry.size;
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out.view.isCompressed = false;
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return true;
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}
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tempLock.Leave();
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StorageStats& stats = Stats();
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CasEntry* casEntry = nullptr;
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auto casEntryLock = MakeGuard([&]() { if (casEntry) casEntry->lock.LeaveWrite(); });
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if (shouldStore)
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{
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TimerScope ts(stats.ensureCas);
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if (EnsureCasFile(casKey, nullptr))
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return true;
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SCOPED_READ_LOCK(m_casLookupLock, lock);
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casEntry = &m_casLookup.find(casKey)->second;
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lock.Leave();
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casEntry->lock.EnterWrite();
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if (casEntry->verified && casEntry->exists)
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return true;
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casEntry->dropped = false; // In case this comes from a retry where previous cas was dropped
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casEntry->verified = true;
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}
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TimerScope ts2(stats.recvCas);
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StringBuffer<> casFile;
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#if !UBA_USE_SPARSEFILE
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GetCasFileName(casFile, casKey);
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#else
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casFile.Append(CasKeyString(casKey).str);
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#endif
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u8* slot = m_bufferSlots.Pop();
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auto slotGuard = MakeGuard([&](){ m_bufferSlots.Push(slot); });
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MappedView mappedView;
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auto mvg = MakeGuard([&]() { if (mappingBuffer) mappingBuffer->UnmapView(mappedView, hint); });
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u8* writeMem = nullptr;
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u64 fileSize = 0;
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u64 actualSize = 0;
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u64 sizeOnDisk = 0;
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while (true)
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{
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u8* readBuffer = nullptr;
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u8* readPosition = nullptr;
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u16 fetchId = 0;
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u32 responseSize = 0;
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bool isCompressed = false;
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bool sendEnd = false;
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u64 left = ~u64(0);
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u32 sizeOfFirstMessage = 0;
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NetworkClient* client = &m_client;
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ProxyClient* proxy = nullptr;
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bool wantsProxy = false;
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if (allowProxy && m_allowProxy)
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{
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SCOPED_WRITE_LOCK(m_proxyClientLock, proxyLock);
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if (m_proxyClient)
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{
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if (m_proxyClient->client.IsConnected())
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{
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m_proxyClientKeepAliveTime = GetTime();
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++m_proxyClient->refCount;
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proxy = m_proxyClient;
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client = &proxy->client;
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}
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else if (!m_proxyClient->refCount)
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{
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delete m_proxyClient;
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m_proxyClient = nullptr;
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m_lastTestedProxyIp.clear();
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}
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}
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wantsProxy = proxy == nullptr && m_startProxyCallback;
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}
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auto pg = MakeGuard([&]()
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{
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if (proxy)
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{
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SCOPED_WRITE_LOCK(m_proxyClientLock, proxyLock);
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if (!--proxy->refCount)
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{
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if (!proxy->client.IsConnected())
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{
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delete proxy;
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if (proxy == m_proxyClient)
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{
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m_proxyClient = nullptr;
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m_lastTestedProxyIp.clear();
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}
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}
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}
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}
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});
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{
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StackBinaryWriter<1024> writer;
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NetworkMessage msg(*client, ServiceId, StorageMessageType_FetchBegin, writer);
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writer.WriteBool(wantsProxy);
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writer.WriteCasKey(casKey);
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writer.WriteString(hint);
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BinaryReader reader(slot, 0, SendMaxSize);
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if (!msg.Send(reader))
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{
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if (proxy)
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continue;
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return m_logger.Error(TC("Failed to send fetch begin message for cas %s (%s). Error: %u"), casFile.data, hint, msg.GetError());
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}
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sizeOfFirstMessage = u32(reader.GetLeft());
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fetchId = reader.ReadU16();
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if (fetchId == 0)
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return m_logger.Error(TC("Failed to fetch cas %s (%s)"), casFile.data, hint);
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fileSize = reader.Read7BitEncoded();
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u8 flags = reader.ReadByte();
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if ((flags >> 2) & 1)
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{
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StringBuffer<> proxyHost;
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u16 proxyPort;
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bool isInProcessClient = false;
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if (reader.ReadBool()) // This will be true for only one message.. no need to guard it
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{
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proxyPort = reader.ReadU16();
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if (!m_startProxyCallback(m_startProxyUserData, proxyPort, m_storageServerUid))
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{
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// TODO: Tell server we failed
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m_logger.Warning(TC("Failed to create proxy server. This should never happen!"));
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continue;
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}
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proxyHost.Append(TC("inprocess"));
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isInProcessClient = true;
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}
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else
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{
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reader.ReadString(proxyHost);
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proxyPort = reader.ReadU16();
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}
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SCOPED_WRITE_LOCK(m_proxyClientLock, proxyLock2);
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if (m_proxyClient)
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continue;
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// If we have x processes sitting here with an already closed proxy we would do x connect attempts to that bad proxy
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// Therefore we keep track of last checked proxy to prevent repetition of already failing proxy
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// There is a risk we have multiple threads asking for two bad proxies.. but that is low enough for us not to care
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if (m_lastTestedProxyIp == proxyHost.data)
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continue;
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m_lastTestedProxyIp = proxyHost.data;
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NetworkClientCreateInfo ncci(m_logger.m_writer);
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bool ctorSuccess = true;
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proxy = new ProxyClient(ctorSuccess, ncci);
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auto destroyProxy = MakeGuard([&]()
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{
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delete proxy;
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proxy = nullptr;
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allowProxy = false;
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});
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if (!ctorSuccess)
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continue;
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NetworkBackend& proxyBackend = m_getProxyBackendCallback(m_getProxyBackendUserData, proxyHost.data);
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u64 startTime = GetTime();
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if (!proxy->client.Connect(proxyBackend, proxyHost.data, proxyPort))
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{
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m_logger.Detail(TC("Redirection to proxy %s:%u for cas %s download failed! (%s)"), proxyHost.data, proxyPort, casFile.data, hint);
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continue;
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}
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//for (u32 i=0;i!=4;++i)
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// proxy->client.Connect(proxyBackend, proxyHost.data, proxyPort);
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u64 connectTime = GetTime() - startTime;
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if (connectTime > MsToTime(2000))
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m_logger.Info(TC("Took %s to connect to proxy %s:%u"), TimeToText(connectTime).str, proxyHost.data, proxyPort);
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// Send a message to the proxy just to validate that this is still part of this build
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{
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StackBinaryWriter<256> proxyWriter;
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NetworkMessage proxyMsg(proxy->client, ServiceId, StorageMessageType_Connect, proxyWriter);
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proxyWriter.WriteString(TC("ProxyClient"));
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proxyWriter.WriteU32(StorageNetworkVersion);
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proxyWriter.WriteBool(isInProcessClient);
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StackBinaryReader<256> proxyReader;
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if (!proxyMsg.Send(proxyReader))
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continue;
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if (proxyReader.ReadGuid() != m_storageServerUid)
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{
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m_logger.Info(TC("Proxy %s:%u is not the correct proxy anymore. Will ask storage server for new proxy"), proxyHost.data, proxyPort);
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continue;
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}
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}
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destroyProxy.Cancel();
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++proxy->refCount;
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proxy->client.SetWorkTracker(m_client.GetWorkTracker());
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m_proxyClient = proxy;
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continue;
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}
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isCompressed = (flags >> 0) & 1;
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sendEnd = (flags >> 1) & 1;
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left = fileSize;
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responseSize = u32(reader.GetLeft());
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readBuffer = (u8*)reader.GetPositionData();
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readPosition = readBuffer;
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actualSize = fileSize;
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if (isCompressed)
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actualSize = *(u64*)readBuffer;
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}
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sizeOnDisk = IsCompressed(casKey) ? fileSize : actualSize;
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#if !UBA_USE_SPARSEFILE
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FileAccessor destinationFile(m_logger, casFile.data);
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if (!mappingBuffer)
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{
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u32 extraFlags = DefaultAttributes();
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bool useOverlap = !IsRunningWine() && isCompressed == IsCompressed(casKey) && sizeOnDisk > 1024 * 1024;
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if (useOverlap)
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extraFlags |= FILE_FLAG_OVERLAPPED;
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if (!destinationFile.CreateWrite(false, extraFlags, sizeOnDisk, m_tempPath.data))
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return false;
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}
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#endif
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if (mappingBuffer)
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{
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UBA_ASSERT(!writeMem || mappedView.size == sizeOnDisk);
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if (!writeMem)
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{
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mappedView = mappingBuffer->AllocAndMapView(mappingType, sizeOnDisk, memoryMapAlignment, hint);
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writeMem = mappedView.memory;
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if (!writeMem)
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return false;
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}
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}
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u8* writePos = writeMem;
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// This is here just to prevent server from getting a million messages at the same time.
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// In theory we could have 10 clients with 48 processes each where each one of the processes asks for a large file (64 messages in flight)
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// So worst case in that scenario would be 10*48*64 = 30000 messages.
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bool oneAtTheTime = false;//left > client->GetMessageMaxSize() * 2;
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if (oneAtTheTime)
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m_retrieveOneBatchAtTheTimeLock.EnterWrite();
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auto oatg = MakeGuard([&]() { if (oneAtTheTime) m_retrieveOneBatchAtTheTimeLock.LeaveWrite(); });
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if (isCompressed == IsCompressed(casKey))
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{
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bool tryAgain = false;
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bool sendSegmentMessage = responseSize == 0;
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u32 readIndex = 0;
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while (left)
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{
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if (sendSegmentMessage)
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{
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if (fetchId == u16(~0))
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return m_logger.Error(TC("Cas content error. Server believes %s was only one segment but client sees more. Size: %llu Left to read: %llu ResponseSize: %u. (%s)"), hint, fileSize, left, responseSize, casFile.data);
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readBuffer = slot;
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if (!SendBatchMessages(m_logger, *client, fetchId, readBuffer, BufferSlotSize, left, sizeOfFirstMessage, readIndex, responseSize))
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{
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if (proxy)
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{
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tryAgain = true;
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break;
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}
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return m_logger.Error(TC("Failed to send batched messages to server (%s)"), casFile.data);
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}
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}
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else
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{
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sendSegmentMessage = true;
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}
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if (!mappingBuffer)
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{
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if (!destinationFile.Write(readBuffer, responseSize, writePos - writeMem))
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return false;
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writePos += responseSize;
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}
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else
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{
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MapMemoryCopy(writePos, readBuffer, responseSize);
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writePos += responseSize;
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}
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UBA_ASSERT(left >= responseSize);
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left -= responseSize;
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}
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if (tryAgain)
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continue;
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}
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else
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{
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UBA_ASSERT(isCompressed); // Not implemented. Receiving non compressed and want to store it compressed.
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bool sendSegmentMessage = responseSize == 0;
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u64 leftUncompressed = actualSize;
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readBuffer += sizeof(u64); // Size is stored first
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u64 maxReadSize = BufferSlotHalfSize - sizeof(u64);
|
|
|
|
if (actualSize)
|
|
{
|
|
u64 leftCompressed = fileSize - responseSize;
|
|
u32 readIndex = 0;
|
|
bool tryAgain = false;
|
|
do
|
|
{
|
|
// First read in a full decompressable block
|
|
bool isFirstInBlock = true;
|
|
u32 compressedSize = ~u32(0);
|
|
u32 uncompressedSize = ~u32(0);
|
|
left = 0;
|
|
u32 overflow = 0;
|
|
do
|
|
{
|
|
if (sendSegmentMessage)
|
|
{
|
|
if (fetchId == u16(~0))
|
|
return m_logger.Error(TC("Cas content error (2). Server believes %s was only one segment but client sees more. UncompressedSize: %llu LeftUncompressed: %llu Size: %llu Left to read: %llu ResponseSize: %u. (%s)"), hint, actualSize, leftUncompressed, fileSize, left, responseSize, casFile.data);
|
|
if (!SendBatchMessages(m_logger, *client, fetchId, readPosition, maxReadSize - u32(readPosition - readBuffer), leftCompressed, sizeOfFirstMessage, readIndex, responseSize))
|
|
{
|
|
if (proxy)
|
|
{
|
|
tryAgain = true;
|
|
break;
|
|
}
|
|
return m_logger.Error(TC("Failed to send batched messages to server (%s)"), casFile.data);
|
|
}
|
|
leftCompressed -= responseSize;
|
|
}
|
|
else
|
|
{
|
|
sendSegmentMessage = true;
|
|
}
|
|
|
|
if (isFirstInBlock)
|
|
{
|
|
if ((readPosition - readBuffer) + responseSize < sizeof(u32) * 2)
|
|
{
|
|
return m_logger.Error(TC("Received less than minimum amount of data. Most likely corrupt cas file %s (Available: %u UncompressedSize: %llu LeftUncompressed: %llu)"), casFile.data, u32(readPosition - readBuffer), actualSize, leftUncompressed);
|
|
}
|
|
isFirstInBlock = false;
|
|
u32* blockSize = (u32*)readBuffer;
|
|
compressedSize = blockSize[0];
|
|
uncompressedSize = blockSize[1];
|
|
readBuffer += sizeof(u32) * 2;
|
|
maxReadSize = BufferSlotHalfSize - sizeof(u32) * 2;
|
|
u32 read = (responseSize + u32(readPosition - readBuffer));
|
|
//UBA_ASSERTF(read <= compressedSize, TC("Error in datastream fetching cas. Read size: %u CompressedSize: %u %s (%s)"), read, compressedSize, casFile.data, hint);
|
|
if (read > compressedSize)
|
|
{
|
|
//UBA_ASSERT(!responseSize); // TODO: This has not really been tested
|
|
left = 0;
|
|
overflow = read - compressedSize;
|
|
sendSegmentMessage = false;
|
|
}
|
|
else
|
|
{
|
|
left = compressedSize - read;
|
|
}
|
|
readPosition += responseSize;
|
|
}
|
|
else
|
|
{
|
|
readPosition += responseSize;
|
|
if (responseSize > left)
|
|
{
|
|
overflow = responseSize - u32(left);
|
|
UBA_ASSERTF(overflow < BufferSlotHalfSize, TC("Something went wrong. Overflow: %u responseSize: %u, left: %u"), overflow, responseSize, left);
|
|
if (overflow >= 8)
|
|
{
|
|
responseSize = 0;
|
|
sendSegmentMessage = false;
|
|
}
|
|
left = 0;
|
|
}
|
|
else
|
|
{
|
|
left -= responseSize;
|
|
}
|
|
}
|
|
} while (left);
|
|
|
|
if (tryAgain)
|
|
break;
|
|
|
|
// Then decompress
|
|
{
|
|
u8* decompressBuffer = slot + BufferSlotHalfSize;
|
|
|
|
TimerScope ts(stats.decompressRecv);
|
|
OO_SINTa decompLen = OodleLZ_Decompress(readBuffer, int(compressedSize), decompressBuffer, int(uncompressedSize));
|
|
if (decompLen != uncompressedSize)
|
|
return m_logger.Error(TC("Expected %u but got %i when decompressing %u bytes for file %s"), uncompressedSize, int(decompLen), compressedSize, hint);
|
|
|
|
if (!mappingBuffer)
|
|
{
|
|
if (!destinationFile.Write(decompressBuffer, uncompressedSize, actualSize - leftUncompressed))
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
MapMemoryCopy(writePos, decompressBuffer, uncompressedSize);
|
|
writePos += uncompressedSize;
|
|
}
|
|
|
|
leftUncompressed -= uncompressedSize;
|
|
}
|
|
|
|
// Move overflow back to the beginning of the buffer and start the next block (if there is one)
|
|
readBuffer = slot;
|
|
maxReadSize = BufferSlotHalfSize;
|
|
UBA_ASSERTF(readPosition - overflow >= readBuffer, TC("ReadPosition - overflow is before beginning of buffer (overflow: %u) for file %s"), overflow, hint);
|
|
UBA_ASSERTF(readPosition <= readBuffer + BufferSlotHalfSize, TC("ReadPosition is outside readBuffer size (pos: %llu, overflow: %u) for file %s"), readPosition - readBuffer, overflow, hint);
|
|
memmove(readBuffer, readPosition - overflow, overflow);
|
|
readPosition = readBuffer + overflow;
|
|
if (overflow)
|
|
{
|
|
if (overflow < sizeof(u32) * 2) // Must always have the compressed and uncompressed size to be able to move on with logic above
|
|
sendSegmentMessage = true;
|
|
else
|
|
responseSize = 0;
|
|
}
|
|
} while (leftUncompressed);
|
|
|
|
if (tryAgain)
|
|
continue;
|
|
}
|
|
}
|
|
|
|
if (sendEnd)
|
|
{
|
|
StackBinaryWriter<128> writer;
|
|
NetworkMessage msg(*client, ServiceId, StorageMessageType_FetchEnd, writer);
|
|
writer.WriteCasKey(casKey);
|
|
if (!msg.Send() && !proxy)
|
|
return false;
|
|
}
|
|
|
|
if (!mappingBuffer)
|
|
if (!destinationFile.Close())
|
|
return false;
|
|
|
|
break;
|
|
}
|
|
|
|
if (shouldStore)
|
|
{
|
|
casEntry->mappingHandle = mappedView.handle;
|
|
casEntry->mappingOffset = mappedView.offset;
|
|
casEntry->mappingSize = fileSize;
|
|
|
|
casEntry->exists = true;
|
|
casEntryLock.Execute();
|
|
|
|
CasEntryWritten(*casEntry, sizeOnDisk);
|
|
}
|
|
else
|
|
{
|
|
out.view = mappedView;
|
|
out.view.memory = nullptr;
|
|
out.view.isCompressed = IsCompressed(casKey);
|
|
}
|
|
|
|
stats.recvCasBytesRaw += actualSize;
|
|
stats.recvCasBytesComp += fileSize;
|
|
|
|
out.size = actualSize;
|
|
|
|
return true;
|
|
}
|
|
|
|
bool StorageClient::StoreCasFile(CasKey& out, const tchar* fileName, const CasKey& casKeyOverride, bool deferCreation, bool fileIsCompressed)
|
|
{
|
|
UBA_ASSERTF(false, TC("This StoreCasFile function should not be used on the client side"));
|
|
return true;
|
|
}
|
|
|
|
bool StorageClient::HasCasFile(const CasKey& casKey, CasEntry** out)
|
|
{
|
|
CasKey localKey = AsCompressed(casKey, false);
|
|
SCOPED_READ_LOCK(m_localStorageFilesLock, lock);
|
|
auto findIt = m_localStorageFiles.find(localKey);
|
|
if (findIt != m_localStorageFiles.end())
|
|
{
|
|
if (out)
|
|
*out = &findIt->second.casEntry;
|
|
return true;
|
|
}
|
|
lock.Leave();
|
|
return StorageImpl::HasCasFile(casKey, out);
|
|
}
|
|
|
|
bool StorageClient::StoreCasFile(CasKey& out, StringKey fileNameKey, const tchar* fileName, FileMappingHandle mappingHandle, u64 mappingOffset, u64 fileSize, const tchar* hint, bool deferCreation, bool keepMappingInMemory)
|
|
{
|
|
NetworkClient& client = m_client; // Don't use proxy
|
|
|
|
out = CasKeyZero;
|
|
|
|
bool isPersistentMapping = false;
|
|
u8* fileMem = nullptr;
|
|
|
|
FileAccessor source(m_logger, fileName);
|
|
if (!mappingHandle.IsValid())
|
|
{
|
|
if (!source.OpenMemoryRead())
|
|
return false;
|
|
fileSize = source.GetSize();
|
|
fileMem = source.GetData();
|
|
}
|
|
else
|
|
{
|
|
fileMem = MapViewOfFile(mappingHandle, FILE_MAP_READ, mappingOffset, fileSize);
|
|
if (!fileMem)
|
|
return m_logger.Error(TC("%s - MapViewOfFile failed (%s)"), fileName, LastErrorToText().data);
|
|
isPersistentMapping = true;
|
|
}
|
|
|
|
auto unmapGuard = MakeGuard([&](){ if (isPersistentMapping) UnmapViewOfFile(fileMem, fileSize, fileName); });
|
|
|
|
CasKey casKey;
|
|
|
|
bool isTemporaryStorage = true; // This function is currently only used for temporary storage (output from client)
|
|
//UBA_ASSERT(wcsstr(fileName, TC("\\output\\"))); // Just make sure our assumption is correct :)
|
|
if (isTemporaryStorage)
|
|
{
|
|
bool storeCompressed = true;
|
|
casKey = CalculateCasKey(fileMem, fileSize, storeCompressed);
|
|
if (casKey == CasKeyZero)
|
|
return false;
|
|
|
|
if (keepMappingInMemory)
|
|
{
|
|
SCOPED_WRITE_LOCK(m_localStorageFilesLock, lock);
|
|
auto insres = m_localStorageFiles.try_emplace(AsCompressed(casKey, false));
|
|
LocalFile& localFile = insres.first->second;
|
|
if (insres.second || !localFile.casEntry.mappingHandle.IsValid())
|
|
{
|
|
if (isPersistentMapping)
|
|
{
|
|
FileMappingHandle mappingHandle2;
|
|
if (DuplicateFileMapping(GetCurrentProcessHandle(), mappingHandle, GetCurrentProcessHandle(), &mappingHandle2, FILE_MAP_READ, false, 0))
|
|
{
|
|
localFile.casEntry.mappingHandle = mappingHandle2;
|
|
localFile.casEntry.size = fileSize;
|
|
}
|
|
else
|
|
m_logger.Warning(TC("Failed to duplicate handle for file mapping %s (%s)"), fileName, LastErrorToText().data);
|
|
}
|
|
else
|
|
{
|
|
localFile.casEntry.size = fileSize;
|
|
#if !UBA_USE_SPARSEFILE
|
|
localFile.fileName = fileName;
|
|
#else
|
|
localFile.casEntry.mappingHandle = mappingHandle2;
|
|
lock.Leave();
|
|
mappingClose.Cancel();
|
|
#endif
|
|
}
|
|
}
|
|
}
|
|
}
|
|
else
|
|
{
|
|
UBA_ASSERT(false);
|
|
}
|
|
|
|
StackBinaryWriter<128> writer;
|
|
NetworkMessage msg(client, ServiceId, StorageMessageType_ExistsOnServer, writer);
|
|
writer.WriteCasKey(casKey);
|
|
StackBinaryReader<128> reader;
|
|
if (!msg.Send(reader))
|
|
return false;
|
|
if (!reader.ReadBool())
|
|
{
|
|
if (!SendFile(casKey, fileName, fileMem, fileSize, hint))
|
|
return false;
|
|
}
|
|
else
|
|
{
|
|
//m_logger.Warning(TC("File already exists on server %s"), fileName);
|
|
}
|
|
out = casKey;
|
|
return true;
|
|
}
|
|
|
|
void StorageClient::Ping()
|
|
{
|
|
SCOPED_READ_LOCK(m_proxyClientLock, lock);
|
|
if (!m_proxyClient)
|
|
return;
|
|
u64 now = GetTime();
|
|
if (TimeToMs(now - m_proxyClientKeepAliveTime) < 30 * 1000)
|
|
return;
|
|
m_proxyClientKeepAliveTime = now;
|
|
m_proxyClient->client.SendKeepAlive();
|
|
}
|
|
|
|
void StorageClient::PrintSummary(Logger& logger)
|
|
{
|
|
StorageImpl::PrintSummary(logger);
|
|
if (m_proxyClient)
|
|
m_proxyClient->client.PrintSummary(logger);
|
|
}
|
|
|
|
bool StorageClient::SendFile(const CasKey& casKey, const tchar* fileName, u8* sourceMem, u64 sourceSize, const tchar* hint)
|
|
{
|
|
FileSender sender { m_logger, m_client, m_bufferSlots, Stats(), m_sendOneAtTheTimeLock, m_casCompressor, m_casCompressionLevel };
|
|
return sender.SendFileCompressed(casKey, fileName, sourceMem, sourceSize, hint);
|
|
}
|
|
|
|
bool StorageClient::PopulateCasFromDirsRecursive(const tchar* dir, WorkManager& workManager, UnorderedSet<u64>& seenIds, ReaderWriterLock& seenIdsLock, const Function<bool()>& shouldExit)
|
|
{
|
|
if (shouldExit && shouldExit())
|
|
return true;
|
|
|
|
StringBuffer<> fullPath;
|
|
fullPath.Append(dir).EnsureEndsWithSlash();
|
|
u32 dirLen = fullPath.count;
|
|
TraverseDir(m_logger, dir, [&](const DirectoryEntry& e)
|
|
{
|
|
fullPath.Resize(dirLen).Append(e.name);
|
|
if (IsDirectory(e.attributes))
|
|
{
|
|
SCOPED_WRITE_LOCK(seenIdsLock, lock);
|
|
if (!seenIds.insert(e.id).second)
|
|
return;
|
|
lock.Leave();
|
|
workManager.AddWork([&, filePath = TString(fullPath.data)]()
|
|
{
|
|
PopulateCasFromDirsRecursive(filePath.c_str(), workManager, seenIds, seenIdsLock, shouldExit);
|
|
}, 1, TC(""));
|
|
return;
|
|
}
|
|
|
|
StringBuffer<> forKey;
|
|
FixPath(fullPath.data, nullptr, 0, forKey);
|
|
if (CaseInsensitiveFs)
|
|
forKey.MakeLower();
|
|
StringKey fileNameKey = ToStringKey(forKey);
|
|
FileEntry& fileEntry = GetOrCreateFileEntry(fileNameKey);
|
|
fileEntry.lock.EnterWrite();
|
|
if (e.size == fileEntry.size && e.lastWritten == fileEntry.lastWritten)
|
|
{
|
|
fileEntry.verified = true;
|
|
fileEntry.casKey = AsCompressed(fileEntry.casKey, false); // TODO: Remove this when machines have flushed their db
|
|
fileEntry.lock.LeaveWrite();
|
|
|
|
SCOPED_WRITE_LOCK(m_localStorageFilesLock, lookupLock);
|
|
auto insres = m_localStorageFiles.try_emplace(fileEntry.casKey);
|
|
LocalFile& localFile = insres.first->second;
|
|
if (insres.second)
|
|
{
|
|
localFile.casEntry.size = e.size;
|
|
localFile.casEntry.verified = true;
|
|
localFile.casEntry.exists = true;
|
|
localFile.fileName = fullPath.data;
|
|
}
|
|
return;
|
|
}
|
|
|
|
workManager.AddWork([&, fe = &fileEntry, lw = e.lastWritten, s = e.size, filePath = TString(fullPath.data)]()
|
|
{
|
|
auto feLockLeave = MakeGuard([fe]() { fe->lock.LeaveWrite(); });
|
|
|
|
if (shouldExit && shouldExit())
|
|
return;
|
|
|
|
CasKey casKey;
|
|
if (!CalculateCasKey(casKey, filePath.c_str()))
|
|
{
|
|
m_logger.Error(TC("Failed to calculate cas key for %s"), filePath.c_str());
|
|
return;
|
|
}
|
|
fe->size = s;
|
|
fe->lastWritten = lw;
|
|
fe->casKey = AsCompressed(casKey, false);
|
|
fe->verified = true;
|
|
feLockLeave.Execute();
|
|
|
|
SCOPED_WRITE_LOCK(m_localStorageFilesLock, lookupLock);
|
|
auto insres = m_localStorageFiles.try_emplace(fe->casKey);
|
|
LocalFile& localFile = insres.first->second;
|
|
if (insres.second)
|
|
{
|
|
localFile.casEntry.size = s;
|
|
localFile.casEntry.verified = true;
|
|
localFile.casEntry.exists = true;
|
|
localFile.fileName = filePath;
|
|
}
|
|
|
|
}, 1, TC(""));
|
|
});
|
|
return true;
|
|
}
|
|
|
|
|
|
}
|