khanat-opennel-code/code/ryzom/tools/patch_gen/patch_gen_common.cpp

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2016-01-24 16:08:32 +00:00
// Ryzom - MMORPG Framework <http://dev.ryzom.com/projects/ryzom/>
// Copyright (C) 2010 Winch Gate Property Limited
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as
// published by the Free Software Foundation, either version 3 of the
// License, or (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//-----------------------------------------------------------------------------
// includes
//-----------------------------------------------------------------------------
#include <cstdio>
#include <limits>
#include "game_share/bnp_patch.h"
#include "nel/misc/path.h"
#include "nel/misc/file.h"
#include "nel/misc/command.h"
#include "nel/misc/sstring.h"
#include "game_share/singleton_registry.h"
using namespace std;
using namespace NLMISC;
#define PERSISTENT_TOKEN_FAMILY RyzomTokenFamily
//-----------------------------------------------------------------------------
// Handy utility functions
//-----------------------------------------------------------------------------
void normalisePackageDescriptionFileName(std::string& fileName)
{
if (fileName.empty())
fileName="package_description";
if (NLMISC::CFile::getExtension(fileName).empty() && fileName[fileName.size()-1]!='.')
fileName+=".xml";
}
void GeneratePatch(const std::string& srcFileName,const std::string& destFileName,const std::string& patchFileName)
{
std::string cmd="xdelta delta";
cmd+=" "+srcFileName+" "+destFileName+" "+patchFileName;
nlinfo("executing system command: %s",cmd.c_str());
#ifdef NL_OS_WINDOWS
_spawnlp(_P_WAIT, "xdelta.exe","xdelta.exe","delta",srcFileName.c_str(),destFileName.c_str(),patchFileName.c_str(),NULL);
#else // NL_OS_WINDOWS
sint error = system (cmd.c_str());
if (error)
nlwarning("'%s' failed with error code %d", cmd.c_str(), error);
#endif // NL_OS_WINDOWS
}
void ApplyPatch(const std::string& srcFileName,const std::string& destFileName,const std::string& patchFileName=std::string())
{
std::string cmd="xdelta patch";
cmd+=" "+patchFileName+" "+srcFileName+" "+destFileName;
nlinfo("executing system command: %s",cmd.c_str());
#ifdef NL_OS_WINDOWS
_spawnlp(_P_WAIT, "xdelta.exe","xdelta.exe","patch",patchFileName.c_str(),srcFileName.c_str(),destFileName.c_str(),NULL);
#else // NL_OS_WINDOWS
sint error = system (cmd.c_str());
if (error)
nlwarning("'%s' failed with error code %d", cmd.c_str(), error);
#endif // NL_OS_WINDOWS
}
void GenerateLZMA(const std::string sourceFile, const std::string &outputFile)
{
{
// old syntax incompatible with new versions
std::string cmd = "lzma e";
cmd += " " + sourceFile + " " + outputFile;
nlinfo("Executing system command: %s", cmd.c_str());
}
#ifdef NL_OS_WINDOWS
_spawnlp(_P_WAIT, "lzma.exe","lzma.exe", "e", sourceFile.c_str(), outputFile.c_str(), NULL);
#else // NL_OS_WINDOWS
// new lzma only supports one file name on command line, so make a copy
CFile::copyFile(outputFile, sourceFile);
// new lzma syntax, -z = compress, -9 = best compression
std::string cmd = NLMISC::toString("lzma -z -9 %s", outputFile.c_str());
sint error = system(cmd.c_str());
if (error)
{
nlwarning("'%s' failed with error code %d", cmd.c_str(), error);
CFile::deleteFile(outputFile);
}
else
{
// lzma always append a .lzma extension, so rename compressed file to wanted one
CFile::moveFile(outputFile, outputFile + ".lzma");
}
#endif // NL_OS_WINDOWS
}
//-----------------------------------------------------------------------------
// class CPackageDescription
//-----------------------------------------------------------------------------
class CPackageDescription: public IVersionNumberGenerator
{
private:
DECLARE_PERSISTENCE_METHODS
public:
CPackageDescription();
void clear();
void setup(const std::string& packageName);
void storeToPdr(CPersistentDataRecord& pdr) const;
void readIndex(CBNPFileSet& packageIndex) const;
void writeIndex(const CBNPFileSet& packageIndex) const;
void getCategories(CPersistentDataRecord &pdr) const;
void updateIndexFileList(CBNPFileSet& packageIndex) const;
void generateClientIndex(CProductDescriptionForClient& theClientPackage,const CBNPFileSet& packageIndex) const;
void addVersion(CBNPFileSet& packageIndex);
void generatePatches(CBNPFileSet& packageIndex) const;
void createDirectories() const;
void buildDefaultFileList();
void updatePatchSizes(CBNPFileSet& packageIndex) const;
// specialisation of IVersionNumberGenerator
void grabVersionNumber();
uint32 getPackageVersionNumber();
private:
CBNPCategorySet _Categories;
std::string _IndexFileName;
std::string _ClientIndexFileName;
std::string _RootDirectory;
std::string _PatchDirectory;
std::string _BnpDirectory;
std::string _RefDirectory;
std::string _NextVersionFile;
uint32 _NextVersionNumber;
bool _VersionNumberReserved;
};
//-----------------------------------------------------------------------------
// methods CPackageDescription
//-----------------------------------------------------------------------------
CPackageDescription::CPackageDescription()
{
clear();
}
void CPackageDescription::clear()
{
_NextVersionNumber= std::numeric_limits<uint32>::max();
_VersionNumberReserved = false;
_Categories.clear();
_IndexFileName.clear();
_ClientIndexFileName.clear();
_PatchDirectory.clear();
_BnpDirectory.clear();
_RefDirectory.clear();
}
void CPackageDescription::setup(const std::string& packageName)
{
nlinfo("Reading package description: %s ...",packageName.c_str());
// clear out old contents before reading from input file
clear();
// read new contents from input file
static CPersistentDataRecord pdr;
pdr.clear();
pdr.readFromTxtFile(packageName);
apply(pdr);
// root directory
if (_RootDirectory.empty())
_RootDirectory = NLMISC::CFile::getPath(packageName);
_RootDirectory = NLMISC::CPath::standardizePath(_RootDirectory, true);
// patch directory
if (_PatchDirectory.empty())
_PatchDirectory = _RootDirectory + "patch";
_PatchDirectory = NLMISC::CPath::standardizePath(_PatchDirectory, true);
// BNP directory
if (_BnpDirectory.empty())
_BnpDirectory = _RootDirectory+"bnp";
_BnpDirectory = NLMISC::CPath::standardizePath(_BnpDirectory, true);
// ref directory
if (_RefDirectory.empty())
_RefDirectory = _RootDirectory+"ref";
_RefDirectory = NLMISC::CPath::standardizePath(_RefDirectory, true);
// client index file
if (_ClientIndexFileName.empty())
_ClientIndexFileName = NLMISC::CFile::getFilenameWithoutExtension(packageName)+".idx";
// index file
if (_IndexFileName.empty())
_IndexFileName = NLMISC::CFile::getFilenameWithoutExtension(_ClientIndexFileName)+".hist";
}
void CPackageDescription::storeToPdr(CPersistentDataRecord& pdr) const
{
pdr.clear();
store(pdr);
}
void CPackageDescription::readIndex(CBNPFileSet& packageIndex) const
{
std::string indexPath = _RootDirectory + _IndexFileName;
nlinfo("Reading history file: %s ...", indexPath.c_str());
// clear out old contents before reading from input file
packageIndex.clear();
// read new contents from input file
if (NLMISC::CFile::fileExists(indexPath))
{
static CPersistentDataRecord pdr;
pdr.clear();
pdr.readFromTxtFile(indexPath);
packageIndex.apply(pdr);
}
}
void CPackageDescription::writeIndex(const CBNPFileSet& packageIndex) const
{
std::string indexPath = _RootDirectory + _IndexFileName;
nlinfo("Writing history file: %s ...", indexPath.c_str());
// write contents to output file
static CPersistentDataRecordRyzomStore pdr;
pdr.clear();
packageIndex.store(pdr);
pdr.writeToTxtFile(indexPath);
}
void CPackageDescription::getCategories(CPersistentDataRecord &pdr) const
{
pdr.clear();
_Categories.store(pdr);
}
void CPackageDescription::updateIndexFileList(CBNPFileSet& packageIndex) const
{
nlinfo("Updating file list from package categories (%d files) ...",_Categories.fileCount());
for (uint32 i=_Categories.fileCount();i--;)
{
const std::string& fileName= _Categories.getFile(i);
packageIndex.addFile(fileName,_Categories.isFileIncremental(fileName));
// if the file is flagged as non-incremental then we need to add its refference file too
if (!_Categories.isFileIncremental(fileName))
{
std::string refName= NLMISC::CFile::getFilenameWithoutExtension(_Categories.getFile(i))+"_.ref";
packageIndex.addFile(refName);
// if the ref file doesn't exist then create it by copying the original
if (NLMISC::CFile::fileExists(_BnpDirectory+fileName) && !NLMISC::CFile::fileExists(_BnpDirectory+refName))
{
NLMISC::CFile::copyFile(_BnpDirectory+refName,_BnpDirectory+fileName);
nlassert(NLMISC::CFile::getFileSize(_BnpDirectory+refName)== NLMISC::CFile::getFileSize(_BnpDirectory+fileName));
}
}
}
}
void CPackageDescription::generateClientIndex(CProductDescriptionForClient& theClientPackage, const CBNPFileSet& packageIndex) const
{
std::string patchNumber = toString("%05u", packageIndex.getVersionNumber());
std::string patchDirectory = _PatchDirectory + patchNumber;
std::string patchFile = patchDirectory + "/" + _ClientIndexFileName;
nlinfo("Generating client index: %s...", patchFile.c_str());
// make sure the version sub directory exist
CFile::createDirectory(patchDirectory);
// clear out the client package before we start
theClientPackage.clear();
// copy the categories using a pdr record
static CPersistentDataRecordRyzomStore pdr;
pdr.clear();
_Categories.store(pdr);
theClientPackage.setCategories(pdr);
// copy the files using a pdr record
pdr.clear();
packageIndex.store(pdr);
theClientPackage.setFiles(pdr);
// create the output file
pdr.clear();
theClientPackage.store(pdr);
std::string newName = patchDirectory + "/" + NLMISC::CFile::getFilenameWithoutExtension(_ClientIndexFileName) + "_" + patchNumber;
pdr.writeToBinFile(newName + ".idx");
pdr.writeToTxtFile(newName + "_debug.xml");
}
void CPackageDescription::addVersion(CBNPFileSet& packageIndex)
{
// calculate the last version number in the index file
// nlinfo("Calculating package version number...");
// uint32 versionNumber= packageIndex.getVersionNumber();
// nlinfo("Last version number = %d",versionNumber);
// uint32 newVersionNumber= packageIndex.addVersion(_BnpDirectory,versionNumber+1);
// nlinfo("New version number = %d",newVersionNumber);
// setup the default next version number by scanning the package index for the highest existing version number
nlinfo("Calculating package version number...");
_NextVersionNumber= packageIndex.getVersionNumber();
nlinfo("Last version number = %u",_NextVersionNumber);
++_NextVersionNumber;
// have the package index check its file list to see if a new version is required
uint32 newVersionNumber= packageIndex.addVersion(_BnpDirectory,_RefDirectory,*this);
nlinfo("Added files for version: %u",newVersionNumber);
}
void CPackageDescription::generatePatches(CBNPFileSet& packageIndex) const
{
nlinfo("Generating patches ...");
for (uint32 i = packageIndex.fileCount(); i--;)
{
bool deleteRefAfterDelta = true;
bool usingTemporaryFile = false;
// generate file name root
std::string bnpFileName = _BnpDirectory + packageIndex.getFile(i).getFileName();
std::string refNameRoot = _RefDirectory + NLMISC::CFile::getFilenameWithoutExtension(bnpFileName);
std::string patchNameRoot = _PatchDirectory + NLMISC::CFile::getFilenameWithoutExtension(bnpFileName);
// if the file has no versions then skip on to the next file
if (packageIndex.getFile(i).versionCount()==0)
continue;
// get the last version number and the related file name
const CBNPFileVersion& curVersion= packageIndex.getFile(i).getVersion(packageIndex.getFile(i).versionCount()-1);
std::string curVersionFileName= refNameRoot+NLMISC::toString("_%05u.%s",curVersion.getVersionNumber(),NLMISC::CFile::getExtension(bnpFileName).c_str());
// std::string patchFileName= patchNameRoot+NLMISC::toString("_%05d.patch",curVersion.getVersionNumber());
std::string patchFileName= _PatchDirectory + toString("%05u/",curVersion.getVersionNumber())+NLMISC::CFile::getFilenameWithoutExtension(bnpFileName)+toString("_%05u",curVersion.getVersionNumber())+".patch";
// get the second last version number and the related file name
std::string prevVersionFileName;
if (packageIndex.getFile(i).versionCount()==1)
{
prevVersionFileName= _RootDirectory + "empty";
CFile::createEmptyFile(prevVersionFileName);
usingTemporaryFile = true;
deleteRefAfterDelta= false;
}
else
{
const CBNPFileVersion& prevVersion= packageIndex.getFile(i).getVersion(packageIndex.getFile(i).versionCount()-2);
prevVersionFileName= refNameRoot+NLMISC::toString("_%05u.%s",prevVersion.getVersionNumber(),NLMISC::CFile::getExtension(bnpFileName).c_str());
}
std::string refVersionFileName= prevVersionFileName;
// create the subdirectory for this patch number
string versionSubDir = _PatchDirectory + toString("%05u/", curVersion.getVersionNumber());
CFile::createDirectory(versionSubDir);
// generate the lzma packed version of the bnp if needed (lzma file are slow to generate)
string lzmaFile = versionSubDir+CFile::getFilename(bnpFileName)+".lzma";
if (!CFile::fileExists(lzmaFile))
{
// build the lzma compression in a temp file (avoid leaving dirty file if the
// process cannot terminate)
GenerateLZMA(bnpFileName, lzmaFile+".tmp");
// rename the tmp file
CFile::moveFile(lzmaFile, lzmaFile+".tmp");
}
// store the lzma file size in the descriptor
packageIndex.getFile(i).getVersion(packageIndex.getFile(i).versionCount()-1).set7ZipFileSize(CFile::getFileSize(lzmaFile));
// if we need to generate a new patch then do it and create the new ref file
if (!NLMISC::CFile::fileExists(curVersionFileName))
{
nlinfo("- Creating patch: %s",patchFileName.c_str());
// in the case where we compress against a ref file...
if (!_Categories.isFileIncremental(NLMISC::CFile::getFilename(bnpFileName)))
{
// setup the name of the reference file to patch against
refVersionFileName= _BnpDirectory+NLMISC::CFile::getFilenameWithoutExtension(bnpFileName)+"_.ref";
// delete the previous patch - because we only need the latest patch for non-incremental files
std::string lastPatch= _PatchDirectory + NLMISC::CFile::getFilenameWithoutExtension(prevVersionFileName)+".patch";
if (NLMISC::CFile::fileExists(lastPatch.c_str()))
NLMISC::CFile::deleteFile(lastPatch.c_str());
}
// call xdelta to generate the patch
GeneratePatch(refVersionFileName, bnpFileName, patchFileName);
nlassert(NLMISC::CFile::fileExists(patchFileName));
uint32 nPatchSize = NLMISC::CFile::getFileSize(patchFileName);
packageIndex.getFile(i).getVersion(packageIndex.getFile(i).versionCount()-1).setPatchSize(nPatchSize);
// apply the incremental patch to the old ref file to create the new ref file
// and ensure that the new ref file matches the BNP
ApplyPatch(refVersionFileName, curVersionFileName, patchFileName);
nlassert(NLMISC::CFile::fileExists(curVersionFileName));
nlassert(NLMISC::CFile::thoroughFileCompare(bnpFileName, curVersionFileName));
}
// if we have a ref file still hanging about from the previous patch then delete it
if (NLMISC::CFile::fileExists(prevVersionFileName))
{
NLMISC::CFile::deleteFile(prevVersionFileName);
}
}
}
void CPackageDescription::createDirectories() const
{
NLMISC::CFile::createDirectoryTree(_RootDirectory);
NLMISC::CFile::createDirectoryTree(_PatchDirectory);
NLMISC::CFile::createDirectoryTree(_BnpDirectory);
NLMISC::CFile::createDirectoryTree(_RefDirectory);
}
void CPackageDescription::buildDefaultFileList()
{
// make sure the default categories exist
CBNPCategory* packedCategory= _Categories.getCategory("main", true);
packedCategory->setOptional(false);
packedCategory->setIncremental(true);
CBNPCategory* unpackedCategory= _Categories.getCategory("unpacked", true);
unpackedCategory->setUnpackTo("./");
unpackedCategory->setOptional(false);
unpackedCategory->setIncremental(false);
CBNPCategory* optionCategory= _Categories.getCategory("optional", true);
optionCategory->setOptional(true);
optionCategory->setIncremental(true);
// look for BNP files in the BNP directry and add them to the main category
std::vector<std::string> fileList;
NLMISC::CPath::getPathContent(_BnpDirectory,false,false,true,fileList);
for (uint32 i=0;i<fileList.size();++i)
if (NLMISC::toLower(NLMISC::CFile::getExtension(fileList[i]))=="bnp")
_Categories.addFile("main",NLMISC::toLower(NLMISC::CFile::getFilename(fileList[i])));
_Categories.addFile("unpacked","root.bnp");
}
void CPackageDescription::updatePatchSizes(CBNPFileSet& packageIndex) const
{
}
void CPackageDescription::grabVersionNumber()
{
// if we've already grabbed the next version number then just return
if (_VersionNumberReserved)
return;
// if we don't have a version file to deal with then we're done
if (_NextVersionFile.empty())
return;
// read the version number from the '_NextVersion' file
nlassert(NLMISC::CFile::fileExists(_NextVersionFile));
NLMISC::CSString fileContents;
fileContents.readFromFile(_NextVersionFile);
uint32 versionFromFile= fileContents.atoui();
nlinfo("Version number read from file (%s) = %u",_NextVersionFile.c_str(),versionFromFile);
// select the higher of the 2 version numbers
_NextVersionNumber= std::max(_NextVersionNumber,versionFromFile);
nlinfo("New version number = %u",_NextVersionNumber);
// write the result +1 back to the '_NextVersion' file
(NLMISC::CSString()<<(_NextVersionNumber+1)).writeToFile(_NextVersionFile);
fileContents.readFromFile(_NextVersionFile);
versionFromFile= fileContents.atoui();
nlassert( versionFromFile == (_NextVersionNumber+1) );
// success so flag the version number as reserved
_VersionNumberReserved= true;
}
uint32 CPackageDescription::getPackageVersionNumber()
{
return _NextVersionNumber;
}
//-----------------------------------------------------------------------------
// Persistent data for CPackageDescription
//-----------------------------------------------------------------------------
#define PERSISTENT_CLASS CPackageDescription
#define PERSISTENT_DATA\
STRUCT(_Categories)\
PROP(std::string,_IndexFileName)\
PROP(std::string,_PatchDirectory)\
PROP(std::string,_BnpDirectory)\
PROP(std::string,_RefDirectory)\
PROP(std::string,_NextVersionFile)\
//#pragma message( PERSISTENT_GENERATION_MESSAGE )
#include "game_share/persistent_data_template.h"
#undef PERSISTENT_CLASS
#undef PERSISTENT_DATA
//-----------------------------------------------------------------------------
// work routines
//-----------------------------------------------------------------------------
static bool createNewProduct(std::string fileName)
{
// normalise the file name (and path)
normalisePackageDescriptionFileName(fileName);
// make sure the file doesn't exist
BOMB_IF(NLMISC::CFile::fileExists(fileName),("Failed to careate new package because file already exists: "+fileName).c_str(),return false);
// create the directory tree required for the file
NLMISC::CFile::createDirectoryTree(NLMISC::CFile::getPath(fileName));
// create a new package, store it to a persistent data record and write the latter to a file
CPackageDescription package;
static CPersistentDataRecordRyzomStore pdr;
pdr.clear();
package.storeToPdr(pdr);
pdr.writeToTxtFile(fileName);
package.setup(fileName);
package.createDirectories();
package.buildDefaultFileList();
package.storeToPdr(pdr);
pdr.writeToTxtFile(fileName);
BOMB_IF(!NLMISC::CFile::fileExists(fileName),("Failed to create new package file: "+fileName).c_str(),return false);
nlinfo("New package description file created successfully: %s", fileName.c_str());
return true;
}
static bool updateProduct(std::string fileName)
{
// normalise the file name (and path)
normalisePackageDescriptionFileName(fileName);
// make sure the file exists
BOMB_IF(!NLMISC::CFile::fileExists(fileName),("Failed to process package because file not found: "+fileName).c_str(),return false);
// read the package description file
CPackageDescription thePackage;
thePackage.setup(fileName);
// read the index file for the package
CBNPFileSet packageIndex;
thePackage.readIndex(packageIndex);
// update the files list in the index
thePackage.updateIndexFileList(packageIndex);
// update the index for the package
thePackage.addVersion(packageIndex);
// save the updated index file
thePackage.writeIndex(packageIndex);
// generate patches as required
thePackage.generatePatches(packageIndex);
// add patch sizes to index file
thePackage.updatePatchSizes(packageIndex);
// save the updated index file
thePackage.writeIndex(packageIndex);
// generate client index file
CProductDescriptionForClient theClientPackage;
thePackage.generateClientIndex(theClientPackage,packageIndex);
return true;
}
//-----------------------------------------------------------------------------
// commands
//-----------------------------------------------------------------------------
NLMISC_COMMAND(createNewProduct,"create a new package description file","<package description file name>")
{
if (args.size()!=1)
return false;
createNewProduct(args[0]);
return true;
}
NLMISC_COMMAND(updateProduct,"process a package","<package description file name>")
{
if (args.size()!=1)
return false;
updateProduct(args[0]);
return true;
}
NLMISC_COMMAND(go,"perform a 'createNewProduct' if required and 'updateProduct' on patch_test/test0/test_package.xml","")
{
if (args.size()!=0)
return false;
if (!NLMISC::CFile::fileExists("patch_test/test0/test_package.xml"))
createNewProduct("patch_test/test0/test_package.xml");
updateProduct("patch_test/test0/test_package.xml");
return true;
}