// -*- mode: cpp; mode: fold -*- // Description /*{{{*/ // $Id: debindexfile.cc,v 1.5.2.3 2004/01/04 19:11:00 mdz Exp $ /* ###################################################################### Debian Specific sources.list types and the three sorts of Debian index files. ##################################################################### */ /*}}}*/ // Include Files /*{{{*/ #include <config.h> #include <apt-pkg/debindexfile.h> #include <apt-pkg/debsrcrecords.h> #include <apt-pkg/deblistparser.h> #include <apt-pkg/debrecords.h> #include <apt-pkg/sourcelist.h> #include <apt-pkg/configuration.h> #include <apt-pkg/progress.h> #include <apt-pkg/error.h> #include <apt-pkg/strutl.h> #include <apt-pkg/acquire-item.h> #include <apt-pkg/debmetaindex.h> #include <apt-pkg/gpgv.h> #include <sys/stat.h> /*}}}*/ using std::string; // SourcesIndex::debSourcesIndex - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ debSourcesIndex::debSourcesIndex(string URI,string Dist,string Section,bool Trusted) : pkgIndexFile(Trusted), URI(URI), Dist(Dist), Section(Section) { } /*}}}*/ // SourcesIndex::SourceInfo - Short 1 liner describing a source /*{{{*/ // --------------------------------------------------------------------- /* The result looks like: http://foo/debian/ stable/main src 1.1.1 (dsc) */ string debSourcesIndex::SourceInfo(pkgSrcRecords::Parser const &Record, pkgSrcRecords::File const &File) const { string Res; Res = ::URI::NoUserPassword(URI) + ' '; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Res += Dist; } else Res += Dist + '/' + Section; Res += " "; Res += Record.Package(); Res += " "; Res += Record.Version(); if (File.Type.empty() == false) Res += " (" + File.Type + ")"; return Res; } /*}}}*/ // SourcesIndex::CreateSrcParser - Get a parser for the source files /*{{{*/ // --------------------------------------------------------------------- /* */ pkgSrcRecords::Parser *debSourcesIndex::CreateSrcParser() const { string SourcesURI = _config->FindDir("Dir::State::lists") + URItoFileName(IndexURI("Sources")); string SourcesURIgzip = SourcesURI + ".gz"; if (!FileExists(SourcesURI) && !FileExists(SourcesURIgzip)) return NULL; else if (!FileExists(SourcesURI) && FileExists(SourcesURIgzip)) SourcesURI = SourcesURIgzip; return new debSrcRecordParser(SourcesURI,this); } /*}}}*/ // SourcesIndex::Describe - Give a descriptive path to the index /*{{{*/ // --------------------------------------------------------------------- /* */ string debSourcesIndex::Describe(bool Short) const { char S[300]; if (Short == true) snprintf(S,sizeof(S),"%s",Info("Sources").c_str()); else snprintf(S,sizeof(S),"%s (%s)",Info("Sources").c_str(), IndexFile("Sources").c_str()); return S; } /*}}}*/ // SourcesIndex::Info - One liner describing the index URI /*{{{*/ // --------------------------------------------------------------------- /* */ string debSourcesIndex::Info(const char *Type) const { string Info = ::URI::NoUserPassword(URI) + ' '; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Info += Dist; } else Info += Dist + '/' + Section; Info += " "; Info += Type; return Info; } /*}}}*/ // SourcesIndex::Index* - Return the URI to the index files /*{{{*/ // --------------------------------------------------------------------- /* */ inline string debSourcesIndex::IndexFile(const char *Type) const { string s = URItoFileName(IndexURI(Type)); string sgzip = s + ".gz"; if (!FileExists(s) && FileExists(sgzip)) return sgzip; else return s; } string debSourcesIndex::IndexURI(const char *Type) const { string Res; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Res = URI + Dist; else Res = URI; } else Res = URI + "dists/" + Dist + '/' + Section + "/source/"; Res += Type; return Res; } /*}}}*/ // SourcesIndex::Exists - Check if the index is available /*{{{*/ // --------------------------------------------------------------------- /* */ bool debSourcesIndex::Exists() const { return FileExists(IndexFile("Sources")); } /*}}}*/ // SourcesIndex::Size - Return the size of the index /*{{{*/ // --------------------------------------------------------------------- /* */ unsigned long debSourcesIndex::Size() const { unsigned long size = 0; /* we need to ignore errors here; if the lists are absent, just return 0 */ _error->PushToStack(); FileFd f(IndexFile("Sources"), FileFd::ReadOnly, FileFd::Extension); if (!f.Failed()) size = f.Size(); if (_error->PendingError() == true) size = 0; _error->RevertToStack(); return size; } /*}}}*/ // PackagesIndex::debPackagesIndex - Contructor /*{{{*/ // --------------------------------------------------------------------- /* */ debPackagesIndex::debPackagesIndex(string const &URI, string const &Dist, string const &Section, bool const &Trusted, string const &Arch) : pkgIndexFile(Trusted), URI(URI), Dist(Dist), Section(Section), Architecture(Arch) { if (Architecture == "native") Architecture = _config->Find("APT::Architecture"); } /*}}}*/ // PackagesIndex::ArchiveInfo - Short version of the archive url /*{{{*/ // --------------------------------------------------------------------- /* This is a shorter version that is designed to be < 60 chars or so */ string debPackagesIndex::ArchiveInfo(pkgCache::VerIterator Ver) const { string Res = ::URI::NoUserPassword(URI) + ' '; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Res += Dist; } else Res += Dist + '/' + Section; Res += " "; Res += Ver.ParentPkg().Name(); Res += " "; if (Dist[Dist.size() - 1] != '/') Res.append(Ver.Arch()).append(" "); Res += Ver.VerStr(); return Res; } /*}}}*/ // PackagesIndex::Describe - Give a descriptive path to the index /*{{{*/ // --------------------------------------------------------------------- /* This should help the user find the index in the sources.list and in the filesystem for problem solving */ string debPackagesIndex::Describe(bool Short) const { char S[300]; if (Short == true) snprintf(S,sizeof(S),"%s",Info("Packages").c_str()); else snprintf(S,sizeof(S),"%s (%s)",Info("Packages").c_str(), IndexFile("Packages").c_str()); return S; } /*}}}*/ // PackagesIndex::Info - One liner describing the index URI /*{{{*/ // --------------------------------------------------------------------- /* */ string debPackagesIndex::Info(const char *Type) const { string Info = ::URI::NoUserPassword(URI) + ' '; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Info += Dist; } else Info += Dist + '/' + Section; Info += " "; if (Dist[Dist.size() - 1] != '/') Info += Architecture + " "; Info += Type; return Info; } /*}}}*/ // PackagesIndex::Index* - Return the URI to the index files /*{{{*/ // --------------------------------------------------------------------- /* */ inline string debPackagesIndex::IndexFile(const char *Type) const { string s =_config->FindDir("Dir::State::lists") + URItoFileName(IndexURI(Type)); string sgzip = s + ".gz"; if (!FileExists(s) && FileExists(sgzip)) return sgzip; else return s; } string debPackagesIndex::IndexURI(const char *Type) const { string Res; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Res = URI + Dist; else Res = URI; } else Res = URI + "dists/" + Dist + '/' + Section + "/binary-" + Architecture + '/'; Res += Type; return Res; } /*}}}*/ // PackagesIndex::Exists - Check if the index is available /*{{{*/ // --------------------------------------------------------------------- /* */ bool debPackagesIndex::Exists() const { return FileExists(IndexFile("Packages")); } /*}}}*/ // PackagesIndex::Size - Return the size of the index /*{{{*/ // --------------------------------------------------------------------- /* This is really only used for progress reporting. */ unsigned long debPackagesIndex::Size() const { unsigned long size = 0; /* we need to ignore errors here; if the lists are absent, just return 0 */ _error->PushToStack(); FileFd f(IndexFile("Packages"), FileFd::ReadOnly, FileFd::Extension); if (!f.Failed()) size = f.Size(); if (_error->PendingError() == true) size = 0; _error->RevertToStack(); return size; } /*}}}*/ // PackagesIndex::Merge - Load the index file into a cache /*{{{*/ // --------------------------------------------------------------------- /* */ bool debPackagesIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const { string PackageFile = IndexFile("Packages"); FileFd Pkg(PackageFile,FileFd::ReadOnly, FileFd::Extension); debListParser Parser(&Pkg, Architecture); if (_error->PendingError() == true) return _error->Error("Problem opening %s",PackageFile.c_str()); if (Prog != NULL) Prog->SubProgress(0,Info("Packages")); ::URI Tmp(URI); if (Gen.SelectFile(PackageFile,Tmp.Host,*this) == false) return _error->Error("Problem with SelectFile %s",PackageFile.c_str()); // Store the IMS information pkgCache::PkgFileIterator File = Gen.GetCurFile(); pkgCacheGenerator::Dynamic<pkgCache::PkgFileIterator> DynFile(File); File->Size = Pkg.FileSize(); File->mtime = Pkg.ModificationTime(); if (Gen.MergeList(Parser) == false) return _error->Error("Problem with MergeList %s",PackageFile.c_str()); // Check the release file string ReleaseFile = debReleaseIndex(URI,Dist).MetaIndexFile("InRelease"); bool releaseExists = false; if (FileExists(ReleaseFile) == true) releaseExists = true; else ReleaseFile = debReleaseIndex(URI,Dist).MetaIndexFile("Release"); if (releaseExists == true || FileExists(ReleaseFile) == true) { FileFd Rel; // Beware: The 'Release' file might be clearsigned in case the // signature for an 'InRelease' file couldn't be checked if (OpenMaybeClearSignedFile(ReleaseFile, Rel) == false) return false; if (_error->PendingError() == true) return false; Parser.LoadReleaseInfo(File,Rel,Section); } return true; } /*}}}*/ // PackagesIndex::FindInCache - Find this index /*{{{*/ // --------------------------------------------------------------------- /* */ pkgCache::PkgFileIterator debPackagesIndex::FindInCache(pkgCache &Cache) const { string FileName = IndexFile("Packages"); pkgCache::PkgFileIterator File = Cache.FileBegin(); for (; File.end() == false; ++File) { if (File.FileName() == NULL || FileName != File.FileName()) continue; struct stat St; if (stat(File.FileName(),&St) != 0) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "PackagesIndex::FindInCache - stat failed on " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "PackagesIndex::FindInCache - size (" << St.st_size << " <> " << File->Size << ") or mtime (" << St.st_mtime << " <> " << File->mtime << ") doesn't match for " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } return File; } return File; } /*}}}*/ // TranslationsIndex::debTranslationsIndex - Contructor /*{{{*/ // --------------------------------------------------------------------- /* */ debTranslationsIndex::debTranslationsIndex(string URI,string Dist,string Section, char const * const Translation) : pkgIndexFile(true), URI(URI), Dist(Dist), Section(Section), Language(Translation) {} /*}}}*/ // TranslationIndex::Trans* - Return the URI to the translation files /*{{{*/ // --------------------------------------------------------------------- /* */ inline string debTranslationsIndex::IndexFile(const char *Type) const { string s =_config->FindDir("Dir::State::lists") + URItoFileName(IndexURI(Type)); string sgzip = s + ".gz"; if (!FileExists(s) && FileExists(sgzip)) return sgzip; else return s; } string debTranslationsIndex::IndexURI(const char *Type) const { string Res; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Res = URI + Dist; else Res = URI; } else Res = URI + "dists/" + Dist + '/' + Section + "/i18n/Translation-"; Res += Type; return Res; } /*}}}*/ // TranslationsIndex::GetIndexes - Fetch the index files /*{{{*/ // --------------------------------------------------------------------- /* */ bool debTranslationsIndex::GetIndexes(pkgAcquire *Owner) const { string const TranslationFile = string("Translation-").append(Language); new pkgAcqIndexTrans(Owner, IndexURI(Language), Info(TranslationFile.c_str()), TranslationFile); return true; } /*}}}*/ // TranslationsIndex::Describe - Give a descriptive path to the index /*{{{*/ // --------------------------------------------------------------------- /* This should help the user find the index in the sources.list and in the filesystem for problem solving */ string debTranslationsIndex::Describe(bool Short) const { char S[300]; if (Short == true) snprintf(S,sizeof(S),"%s",Info(TranslationFile().c_str()).c_str()); else snprintf(S,sizeof(S),"%s (%s)",Info(TranslationFile().c_str()).c_str(), IndexFile(Language).c_str()); return S; } /*}}}*/ // TranslationsIndex::Info - One liner describing the index URI /*{{{*/ // --------------------------------------------------------------------- /* */ string debTranslationsIndex::Info(const char *Type) const { string Info = ::URI::NoUserPassword(URI) + ' '; if (Dist[Dist.size() - 1] == '/') { if (Dist != "/") Info += Dist; } else Info += Dist + '/' + Section; Info += " "; Info += Type; return Info; } /*}}}*/ bool debTranslationsIndex::HasPackages() const /*{{{*/ { return FileExists(IndexFile(Language)); } /*}}}*/ // TranslationsIndex::Exists - Check if the index is available /*{{{*/ // --------------------------------------------------------------------- /* */ bool debTranslationsIndex::Exists() const { return FileExists(IndexFile(Language)); } /*}}}*/ // TranslationsIndex::Size - Return the size of the index /*{{{*/ // --------------------------------------------------------------------- /* This is really only used for progress reporting. */ unsigned long debTranslationsIndex::Size() const { unsigned long size = 0; /* we need to ignore errors here; if the lists are absent, just return 0 */ _error->PushToStack(); FileFd f(IndexFile(Language), FileFd::ReadOnly, FileFd::Extension); if (!f.Failed()) size = f.Size(); if (_error->PendingError() == true) size = 0; _error->RevertToStack(); return size; } /*}}}*/ // TranslationsIndex::Merge - Load the index file into a cache /*{{{*/ // --------------------------------------------------------------------- /* */ bool debTranslationsIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const { // Check the translation file, if in use string TranslationFile = IndexFile(Language); if (FileExists(TranslationFile)) { FileFd Trans(TranslationFile,FileFd::ReadOnly, FileFd::Extension); debListParser TransParser(&Trans); if (_error->PendingError() == true) return false; if (Prog != NULL) Prog->SubProgress(0, Info(TranslationFile.c_str())); if (Gen.SelectFile(TranslationFile,string(),*this) == false) return _error->Error("Problem with SelectFile %s",TranslationFile.c_str()); // Store the IMS information pkgCache::PkgFileIterator TransFile = Gen.GetCurFile(); TransFile->Size = Trans.FileSize(); TransFile->mtime = Trans.ModificationTime(); if (Gen.MergeList(TransParser) == false) return _error->Error("Problem with MergeList %s",TranslationFile.c_str()); } return true; } /*}}}*/ // TranslationsIndex::FindInCache - Find this index /*{{{*/ // --------------------------------------------------------------------- /* */ pkgCache::PkgFileIterator debTranslationsIndex::FindInCache(pkgCache &Cache) const { string FileName = IndexFile(Language); pkgCache::PkgFileIterator File = Cache.FileBegin(); for (; File.end() == false; ++File) { if (FileName != File.FileName()) continue; struct stat St; if (stat(File.FileName(),&St) != 0) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "TranslationIndex::FindInCache - stat failed on " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "TranslationIndex::FindInCache - size (" << St.st_size << " <> " << File->Size << ") or mtime (" << St.st_mtime << " <> " << File->mtime << ") doesn't match for " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } return File; } return File; } /*}}}*/ // StatusIndex::debStatusIndex - Constructor /*{{{*/ // --------------------------------------------------------------------- /* */ debStatusIndex::debStatusIndex(string File) : pkgIndexFile(true), File(File) { } /*}}}*/ // StatusIndex::Size - Return the size of the index /*{{{*/ // --------------------------------------------------------------------- /* */ unsigned long debStatusIndex::Size() const { struct stat S; if (stat(File.c_str(),&S) != 0) return 0; return S.st_size; } /*}}}*/ // StatusIndex::Merge - Load the index file into a cache /*{{{*/ // --------------------------------------------------------------------- /* */ bool debStatusIndex::Merge(pkgCacheGenerator &Gen,OpProgress *Prog) const { FileFd Pkg(File,FileFd::ReadOnly, FileFd::Extension); if (_error->PendingError() == true) return false; debListParser Parser(&Pkg); if (_error->PendingError() == true) return false; if (Prog != NULL) Prog->SubProgress(0,File); if (Gen.SelectFile(File,string(),*this,pkgCache::Flag::NotSource) == false) return _error->Error("Problem with SelectFile %s",File.c_str()); // Store the IMS information pkgCache::PkgFileIterator CFile = Gen.GetCurFile(); CFile->Size = Pkg.FileSize(); CFile->mtime = Pkg.ModificationTime(); map_ptrloc const storage = Gen.WriteUniqString("now"); CFile->Archive = storage; if (Gen.MergeList(Parser) == false) return _error->Error("Problem with MergeList %s",File.c_str()); return true; } /*}}}*/ // StatusIndex::FindInCache - Find this index /*{{{*/ // --------------------------------------------------------------------- /* */ pkgCache::PkgFileIterator debStatusIndex::FindInCache(pkgCache &Cache) const { pkgCache::PkgFileIterator File = Cache.FileBegin(); for (; File.end() == false; ++File) { if (this->File != File.FileName()) continue; struct stat St; if (stat(File.FileName(),&St) != 0) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "StatusIndex::FindInCache - stat failed on " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime) { if (_config->FindB("Debug::pkgCacheGen", false)) std::clog << "StatusIndex::FindInCache - size (" << St.st_size << " <> " << File->Size << ") or mtime (" << St.st_mtime << " <> " << File->mtime << ") doesn't match for " << File.FileName() << std::endl; return pkgCache::PkgFileIterator(Cache); } return File; } return File; } /*}}}*/ // StatusIndex::Exists - Check if the index is available /*{{{*/ // --------------------------------------------------------------------- /* */ bool debStatusIndex::Exists() const { // Abort if the file does not exist. return true; } /*}}}*/ // Index File types for Debian /*{{{*/ class debIFTypeSrc : public pkgIndexFile::Type { public: debIFTypeSrc() {Label = "Debian Source Index";}; }; class debIFTypePkg : public pkgIndexFile::Type { public: virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const { return new debRecordParser(File.FileName(),*File.Cache()); }; debIFTypePkg() {Label = "Debian Package Index";}; }; class debIFTypeTrans : public debIFTypePkg { public: debIFTypeTrans() {Label = "Debian Translation Index";}; }; class debIFTypeStatus : public pkgIndexFile::Type { public: virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator File) const { return new debRecordParser(File.FileName(),*File.Cache()); }; debIFTypeStatus() {Label = "Debian dpkg status file";}; }; static debIFTypeSrc _apt_Src; static debIFTypePkg _apt_Pkg; static debIFTypeTrans _apt_Trans; static debIFTypeStatus _apt_Status; const pkgIndexFile::Type *debSourcesIndex::GetType() const { return &_apt_Src; } const pkgIndexFile::Type *debPackagesIndex::GetType() const { return &_apt_Pkg; } const pkgIndexFile::Type *debTranslationsIndex::GetType() const { return &_apt_Trans; } const pkgIndexFile::Type *debStatusIndex::GetType() const { return &_apt_Status; } /*}}}*/