X-Git-Url: https://git.saurik.com/apt.git/blobdiff_plain/afd7b358f94efddb83a2911ec1a21e7280074b1e..5803c1dcf0a6e590cfd98ca8ab11d5573652cb14:/ftparchive/writer.cc diff --git a/ftparchive/writer.cc b/ftparchive/writer.cc index 27e53faf8..7c1c9cc03 100644 --- a/ftparchive/writer.cc +++ b/ftparchive/writer.cc @@ -13,26 +13,37 @@ // Include Files /*{{{*/ #include -#include -#include #include -#include -#include -#include #include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include #include #include #include -#include -#include #include #include #include +#include +#include "apt-ftparchive.h" #include "writer.h" #include "cachedb.h" -#include "apt-ftparchive.h" #include "multicompress.h" #include @@ -70,9 +81,9 @@ FTWScanner::FTWScanner(string const &Arch): Arch(Arch) /*}}}*/ // FTWScanner::Scanner - FTW Scanner /*{{{*/ // --------------------------------------------------------------------- -/* This is the FTW scanner, it processes each directory element in the +/* This is the FTW scanner, it processes each directory element in the directory tree. */ -int FTWScanner::ScannerFTW(const char *File,const struct stat *sb,int Flag) +int FTWScanner::ScannerFTW(const char *File,const struct stat * /*sb*/,int Flag) { if (Flag == FTW_DNR) { @@ -282,7 +293,8 @@ bool FTWScanner::Delink(string &FileName,const char *OriginalPath, if (link(FileName.c_str(),OriginalPath) != 0) { // Panic! Restore the symlink - symlink(OldLink,OriginalPath); + if (symlink(OldLink,OriginalPath) != 0) + _error->Errno("symlink", "failed to restore symlink"); return _error->Errno("link",_("*** Failed to link %s to %s"), FileName.c_str(), OriginalPath); @@ -318,7 +330,7 @@ PackagesWriter::PackagesWriter(string const &DB,string const &Overrides,string c DoMD5 = _config->FindB("APT::FTPArchive::Packages::MD5",DoMD5); DoSHA1 = _config->FindB("APT::FTPArchive::Packages::SHA1",DoSHA1); DoSHA256 = _config->FindB("APT::FTPArchive::Packages::SHA256",DoSHA256); - DoSHA256 = _config->FindB("APT::FTPArchive::Packages::SHA512",true); + DoSHA512 = _config->FindB("APT::FTPArchive::Packages::SHA512",DoSHA512); DoAlwaysStat = _config->FindB("APT::FTPArchive::AlwaysStat", false); DoContents = _config->FindB("APT::FTPArchive::Contents",true); NoOverride = _config->FindB("APT::FTPArchive::NoOverrideMsg",false); @@ -373,10 +385,14 @@ bool FTWScanner::SetExts(string const &Vals) bool PackagesWriter::DoPackage(string FileName) { // Pull all the data we need form the DB - if (Db.GetFileInfo(FileName, true, DoContents, true, DoMD5, DoSHA1, DoSHA256, DoSHA512, DoAlwaysStat) - == false) + if (Db.GetFileInfo(FileName, + true, /* DoControl */ + DoContents, + true, /* GenContentsOnly */ + false, /* DoSource */ + DoMD5, DoSHA1, DoSHA256, DoSHA512, DoAlwaysStat) == false) { - return false; + return false; } unsigned long long FileSize = Db.GetFileSize(); @@ -562,8 +578,9 @@ TranslationWriter::~TranslationWriter() // SourcesWriter::SourcesWriter - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -SourcesWriter::SourcesWriter(string const &BOverrides,string const &SOverrides, - string const &ExtOverrides) +SourcesWriter::SourcesWriter(string const &DB, string const &BOverrides,string const &SOverrides, + string const &ExtOverrides) : + Db(DB), Stats(Db.Stats) { Output = stdout; AddPattern("*.dsc"); @@ -575,7 +592,9 @@ SourcesWriter::SourcesWriter(string const &BOverrides,string const &SOverrides, DoMD5 = _config->FindB("APT::FTPArchive::Sources::MD5",DoMD5); DoSHA1 = _config->FindB("APT::FTPArchive::Sources::SHA1",DoSHA1); DoSHA256 = _config->FindB("APT::FTPArchive::Sources::SHA256",DoSHA256); + DoSHA512 = _config->FindB("APT::FTPArchive::Sources::SHA512",DoSHA512); NoOverride = _config->FindB("APT::FTPArchive::NoOverrideMsg",false); + DoAlwaysStat = _config->FindB("APT::FTPArchive::AlwaysStat", false); // Read the override file if (BOverrides.empty() == false && BOver.ReadOverride(BOverrides) == false) @@ -598,77 +617,39 @@ SourcesWriter::SourcesWriter(string const &BOverrides,string const &SOverrides, // --------------------------------------------------------------------- /* */ bool SourcesWriter::DoPackage(string FileName) -{ - // Open the archive - FileFd F(FileName,FileFd::ReadOnly); - if (_error->PendingError() == true) - return false; - - // Stat the file for later - struct stat St; - if (fstat(F.Fd(),&St) != 0) - return _error->Errno("fstat","Failed to stat %s",FileName.c_str()); - - if (St.st_size > 128*1024) - return _error->Error("DSC file '%s' is too large!",FileName.c_str()); - - if (BufSize < (unsigned long long)St.st_size+1) +{ + // Pull all the data we need form the DB + if (Db.GetFileInfo(FileName, + false, /* DoControl */ + false, /* DoContents */ + false, /* GenContentsOnly */ + true, /* DoSource */ + DoMD5, DoSHA1, DoSHA256, DoSHA512, DoAlwaysStat) == false) { - BufSize = St.st_size+1; - Buffer = (char *)realloc(Buffer,St.st_size+1); - } - - if (F.Read(Buffer,St.st_size) == false) return false; + } - // Hash the file - char *Start = Buffer; - char *BlkEnd = Buffer + St.st_size; - - MD5Summation MD5; - SHA1Summation SHA1; - SHA256Summation SHA256; - SHA256Summation SHA512; + // we need to perform a "write" here (this is what finish is doing) + // because the call to Db.GetFileInfo() in the loop will change + // the "db cursor" + Db.Finish(); - if (DoMD5 == true) - MD5.Add((unsigned char *)Start,BlkEnd - Start); - if (DoSHA1 == true) - SHA1.Add((unsigned char *)Start,BlkEnd - Start); - if (DoSHA256 == true) - SHA256.Add((unsigned char *)Start,BlkEnd - Start); - if (DoSHA512 == true) - SHA512.Add((unsigned char *)Start,BlkEnd - Start); + // read stuff + char *Start = Db.Dsc.Data; + char *BlkEnd = Db.Dsc.Data + Db.Dsc.Length; - // Add an extra \n to the end, just in case + // Add extra \n to the end, just in case (as in clearsigned they are missing) *BlkEnd++ = '\n'; - - /* Remove the PGP trailer. Some .dsc's have this without a blank line - before */ - const char *Key = "-----BEGIN PGP SIGNATURE-----"; - for (char *MsgEnd = Start; MsgEnd < BlkEnd - strlen(Key) -1; MsgEnd++) - { - if (*MsgEnd == '\n' && strncmp(MsgEnd+1,Key,strlen(Key)) == 0) - { - MsgEnd[1] = '\n'; - break; - } - } - - /* Read records until we locate the Source record. This neatly skips the - GPG header (which is RFC822 formed) without any trouble. */ + *BlkEnd++ = '\n'; + pkgTagSection Tags; - do - { - unsigned Pos; - if (Tags.Scan(Start,BlkEnd - Start) == false) - return _error->Error("Could not find a record in the DSC '%s'",FileName.c_str()); - if (Tags.Find("Source",Pos) == true) - break; - Start += Tags.size(); - } - while (1); + if (Tags.Scan(Start,BlkEnd - Start) == false) + return _error->Error("Could not find a record in the DSC '%s'",FileName.c_str()); + + if (Tags.Exists("Source") == false) + return _error->Error("Could not find a Source entry in the DSC '%s'",FileName.c_str()); Tags.Trim(); - + // Lookup the overide information, finding first the best priority. string BestPrio; string Bins = Tags.FindS("Binary"); @@ -714,6 +695,10 @@ bool SourcesWriter::DoPackage(string FileName) OverItem = auto_ptr(new Override::Item); } + struct stat St; + if (stat(FileName.c_str(), &St) != 0) + return _error->Errno("fstat","Failed to stat %s",FileName.c_str()); + auto_ptr SOverItem(SOver.GetItem(Tags.FindS("Source"))); // const auto_ptr autoSOverItem(SOverItem); if (SOverItem.get() == 0) @@ -732,27 +717,24 @@ bool SourcesWriter::DoPackage(string FileName) string const strippedName = flNotDir(FileName); std::ostringstream ostreamFiles; if (DoMD5 == true && Tags.Exists("Files")) - ostreamFiles << "\n " << string(MD5.Result()) << " " << St.st_size << " " + ostreamFiles << "\n " << Db.MD5Res.c_str() << " " << St.st_size << " " << strippedName << "\n " << Tags.FindS("Files"); string const Files = ostreamFiles.str(); std::ostringstream ostreamSha1; if (DoSHA1 == true && Tags.Exists("Checksums-Sha1")) - ostreamSha1 << "\n " << string(SHA1.Result()) << " " << St.st_size << " " + ostreamSha1 << "\n " << string(Db.SHA1Res.c_str()) << " " << St.st_size << " " << strippedName << "\n " << Tags.FindS("Checksums-Sha1"); - string const ChecksumsSha1 = ostreamSha1.str(); std::ostringstream ostreamSha256; if (DoSHA256 == true && Tags.Exists("Checksums-Sha256")) - ostreamSha256 << "\n " << string(SHA256.Result()) << " " << St.st_size << " " + ostreamSha256 << "\n " << string(Db.SHA256Res.c_str()) << " " << St.st_size << " " << strippedName << "\n " << Tags.FindS("Checksums-Sha256"); - string const ChecksumsSha256 = ostreamSha256.str(); std::ostringstream ostreamSha512; - if (Tags.Exists("Checksums-Sha512")) - ostreamSha512 << "\n " << string(SHA512.Result()) << " " << St.st_size << " " + if (DoSHA512 == true && Tags.Exists("Checksums-Sha512")) + ostreamSha512 << "\n " << string(Db.SHA512Res.c_str()) << " " << St.st_size << " " << strippedName << "\n " << Tags.FindS("Checksums-Sha512"); - string const ChecksumsSha512 = ostreamSha512.str(); // Strip the DirStrip prefix from the FileName and add the PathPrefix string NewFileName; @@ -768,7 +750,7 @@ bool SourcesWriter::DoPackage(string FileName) string Directory = flNotFile(OriginalPath); string Package = Tags.FindS("Source"); - // Perform the delinking operation over all of the files + // Perform operation over all of the files string ParseJnk; const char *C = Files.c_str(); char *RealPath = NULL; @@ -780,9 +762,44 @@ bool SourcesWriter::DoPackage(string FileName) ParseQuoteWord(C,ParseJnk) == false || ParseQuoteWord(C,ParseJnk) == false) return _error->Error("Error parsing file record"); - - char Jnk[2]; + string OriginalPath = Directory + ParseJnk; + + // Add missing hashes to source files + if ((DoSHA1 == true && !Tags.Exists("Checksums-Sha1")) || + (DoSHA256 == true && !Tags.Exists("Checksums-Sha256")) || + (DoSHA512 == true && !Tags.Exists("Checksums-Sha512"))) + { + if (Db.GetFileInfo(OriginalPath, + false, /* DoControl */ + false, /* DoContents */ + false, /* GenContentsOnly */ + false, /* DoSource */ + DoMD5, DoSHA1, DoSHA256, DoSHA512, + DoAlwaysStat) == false) + { + return _error->Error("Error getting file info"); + } + + if (DoSHA1 == true && !Tags.Exists("Checksums-Sha1")) + ostreamSha1 << "\n " << string(Db.SHA1Res) << " " + << Db.GetFileSize() << " " << ParseJnk; + + if (DoSHA256 == true && !Tags.Exists("Checksums-Sha256")) + ostreamSha256 << "\n " << string(Db.SHA256Res) << " " + << Db.GetFileSize() << " " << ParseJnk; + + if (DoSHA512 == true && !Tags.Exists("Checksums-Sha512")) + ostreamSha512 << "\n " << string(Db.SHA512Res) << " " + << Db.GetFileSize() << " " << ParseJnk; + + // write back the GetFileInfo() stats data + Db.Finish(); + } + + // Perform the delinking operation + char Jnk[2]; + if (readlink(OriginalPath.c_str(),Jnk,sizeof(Jnk)) != -1 && (RealPath = realpath(OriginalPath.c_str(),NULL)) != 0) { @@ -797,6 +814,10 @@ bool SourcesWriter::DoPackage(string FileName) if (Directory.length() > 2) Directory.erase(Directory.end()-1); + string const ChecksumsSha1 = ostreamSha1.str(); + string const ChecksumsSha256 = ostreamSha256.str(); + string const ChecksumsSha512 = ostreamSha512.str(); + // This lists all the changes to the fields we are going to make. // (5 hardcoded + checksums + maintainer + end marker) TFRewriteData Changes[5+2+1+SOverItem->FieldOverride.size()+1]; @@ -865,7 +886,15 @@ ContentsWriter::ContentsWriter(string const &DB, string const &Arch) : determine what the package name is. */ bool ContentsWriter::DoPackage(string FileName, string Package) { - if (!Db.GetFileInfo(FileName, Package.empty(), true, false, false, false, false, false)) + if (!Db.GetFileInfo(FileName, + Package.empty(), /* DoControl */ + true, /* DoContents */ + false, /* GenContentsOnly */ + false, /* DoSource */ + false, /* DoMD5 */ + false, /* DoSHA1 */ + false, /* DoSHA256 */ + false)) /* DoSHA512 */ { return false; } @@ -889,22 +918,16 @@ bool ContentsWriter::ReadFromPkgs(string const &PkgFile,string const &PkgCompres MultiCompress Pkgs(PkgFile,PkgCompress,0,false); if (_error->PendingError() == true) return false; - + // Open the package file - int CompFd = -1; - pid_t Proc = -1; - if (Pkgs.OpenOld(CompFd,Proc) == false) + FileFd Fd; + if (Pkgs.OpenOld(Fd) == false) return false; - - // No auto-close FD - FileFd Fd(CompFd,false); + pkgTagFile Tags(&Fd); if (_error->PendingError() == true) - { - Pkgs.CloseOld(CompFd,Proc); return false; - } - + // Parse. pkgTagSection Section; while (Tags.Step(Section) == true) @@ -926,11 +949,10 @@ bool ContentsWriter::ReadFromPkgs(string const &PkgFile,string const &PkgCompres _error->DumpErrors(); } } - + // Tidy the compressor - if (Pkgs.CloseOld(CompFd,Proc) == false) - return false; - + Fd.Close(); + return true; } @@ -939,7 +961,7 @@ bool ContentsWriter::ReadFromPkgs(string const &PkgFile,string const &PkgCompres // ReleaseWriter::ReleaseWriter - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ -ReleaseWriter::ReleaseWriter(string const &DB) +ReleaseWriter::ReleaseWriter(string const &/*DB*/) { if (_config->FindB("APT::FTPArchive::Release::Default-Patterns", true) == true) { @@ -948,12 +970,14 @@ ReleaseWriter::ReleaseWriter(string const &DB) AddPattern("Packages.bz2"); AddPattern("Packages.lzma"); AddPattern("Packages.xz"); + AddPattern("Translation-*"); AddPattern("Sources"); AddPattern("Sources.gz"); AddPattern("Sources.bz2"); AddPattern("Sources.lzma"); AddPattern("Sources.xz"); AddPattern("Release"); + AddPattern("Contents-*"); AddPattern("Index"); AddPattern("md5sum.txt"); } @@ -1042,7 +1066,7 @@ bool ReleaseWriter::DoPackage(string FileName) CheckSums[NewFileName].size = fd.Size(); Hashes hs; - hs.AddFD(fd.Fd(), 0, DoMD5, DoSHA1, DoSHA256, DoSHA512); + hs.AddFD(fd, 0, DoMD5, DoSHA1, DoSHA256, DoSHA512); if (DoMD5 == true) CheckSums[NewFileName].MD5 = hs.MD5.Result(); if (DoSHA1 == true)