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-rw-r--r--apt-pkg/deb/debindexfile.cc459
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diff --git a/apt-pkg/deb/debindexfile.cc b/apt-pkg/deb/debindexfile.cc
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+// -*- 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/configuration.h>
+#include <apt-pkg/error.h>
+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/pkgrecords.h>
+#include <apt-pkg/srcrecords.h>
+
+#include <stdio.h>
+#include <iostream>
+#include <string>
+#include <sstream>
+
+#include <sys/stat.h>
+#include <unistd.h>
+ /*}}}*/
+
+// Sources Index /*{{{*/
+debSourcesIndex::debSourcesIndex(IndexTarget const &Target,bool const Trusted) :
+ pkgDebianIndexTargetFile(Target, Trusted), d(NULL)
+{
+}
+std::string debSourcesIndex::SourceInfo(pkgSrcRecords::Parser const &Record,
+ pkgSrcRecords::File const &File) const
+{
+ // The result looks like: http://foo/debian/ stable/main src 1.1.1 (dsc)
+ std::string Res = Target.Description;
+ Res.erase(Target.Description.rfind(' '));
+
+ Res += " ";
+ Res += Record.Package();
+ Res += " ";
+ Res += Record.Version();
+ if (File.Type.empty() == false)
+ Res += " (" + File.Type + ")";
+ return Res;
+}
+pkgSrcRecords::Parser *debSourcesIndex::CreateSrcParser() const
+{
+ std::string const SourcesURI = IndexFileName();
+ if (FileExists(SourcesURI))
+ return new debSrcRecordParser(SourcesURI, this);
+ return NULL;
+}
+bool debSourcesIndex::OpenListFile(FileFd &, std::string const &)
+{
+ return true;
+}
+pkgCacheListParser * debSourcesIndex::CreateListParser(FileFd &)
+{
+ return NULL;
+}
+uint8_t debSourcesIndex::GetIndexFlags() const
+{
+ return 0;
+}
+ /*}}}*/
+// Packages Index /*{{{*/
+debPackagesIndex::debPackagesIndex(IndexTarget const &Target, bool const Trusted) :
+ pkgDebianIndexTargetFile(Target, Trusted), d(NULL)
+{
+}
+std::string debPackagesIndex::ArchiveInfo(pkgCache::VerIterator const &Ver) const
+{
+ std::string Res = Target.Description;
+ {
+ auto const space = Target.Description.rfind(' ');
+ if (space != std::string::npos)
+ Res.erase(space);
+ }
+
+ Res += " ";
+ Res += Ver.ParentPkg().Name();
+ Res += " ";
+ std::string const Dist = Target.Option(IndexTarget::RELEASE);
+ if (Dist.empty() == false && Dist[Dist.size() - 1] != '/')
+ Res.append(Ver.Arch()).append(" ");
+ Res += Ver.VerStr();
+ return Res;
+}
+uint8_t debPackagesIndex::GetIndexFlags() const
+{
+ return 0;
+}
+ /*}}}*/
+// Translation-* Index /*{{{*/
+debTranslationsIndex::debTranslationsIndex(IndexTarget const &Target) :
+ pkgDebianIndexTargetFile(Target, true), d(NULL)
+{}
+bool debTranslationsIndex::HasPackages() const
+{
+ return Exists();
+}
+bool debTranslationsIndex::OpenListFile(FileFd &Pkg, std::string const &FileName)
+{
+ if (FileExists(FileName))
+ return pkgDebianIndexTargetFile::OpenListFile(Pkg, FileName);
+ return true;
+}
+uint8_t debTranslationsIndex::GetIndexFlags() const
+{
+ return pkgCache::Flag::NotSource | pkgCache::Flag::NoPackages;
+}
+std::string debTranslationsIndex::GetArchitecture() const
+{
+ return std::string();
+}
+pkgCacheListParser * debTranslationsIndex::CreateListParser(FileFd &Pkg)
+{
+ if (Pkg.IsOpen() == false)
+ return nullptr;
+ _error->PushToStack();
+ pkgCacheListParser * const Parser = new debTranslationsParser(&Pkg);
+ bool const newError = _error->PendingError();
+ _error->MergeWithStack();
+ if (newError)
+ {
+ delete Parser;
+ return nullptr;
+ }
+ else
+ return Parser;
+}
+ /*}}}*/
+// dpkg/status Index /*{{{*/
+debStatusIndex::debStatusIndex(std::string const &File) : pkgDebianIndexRealFile(File, true), d(NULL)
+{
+}
+std::string debStatusIndex::GetArchitecture() const
+{
+ return std::string();
+}
+std::string debStatusIndex::GetComponent() const
+{
+ return "now";
+}
+uint8_t debStatusIndex::GetIndexFlags() const
+{
+ return pkgCache::Flag::NotSource;
+}
+
+pkgCacheListParser * debStatusIndex::CreateListParser(FileFd &Pkg)
+{
+ if (Pkg.IsOpen() == false)
+ return nullptr;
+ _error->PushToStack();
+ pkgCacheListParser * const Parser = new debStatusListParser(&Pkg);
+ bool const newError = _error->PendingError();
+ _error->MergeWithStack();
+ if (newError)
+ {
+ delete Parser;
+ return nullptr;
+ }
+ else
+ return Parser;
+}
+ /*}}}*/
+// DebPkgFile Index - a single .deb file as an index /*{{{*/
+debDebPkgFileIndex::debDebPkgFileIndex(std::string const &DebFile)
+ : pkgDebianIndexRealFile(DebFile, true), d(NULL), DebFile(DebFile)
+{
+}
+bool debDebPkgFileIndex::GetContent(std::ostream &content, std::string const &debfile)
+{
+ struct stat Buf;
+ if (stat(debfile.c_str(), &Buf) != 0)
+ return false;
+
+ // get the control data out of the deb file via dpkg-deb -I
+ std::string dpkg = _config->Find("Dir::Bin::dpkg","dpkg-deb");
+ std::vector<const char *> Args;
+ Args.push_back(dpkg.c_str());
+ Args.push_back("-I");
+ Args.push_back(debfile.c_str());
+ Args.push_back("control");
+ Args.push_back(NULL);
+ FileFd PipeFd;
+ pid_t Child;
+ if(Popen((const char**)&Args[0], PipeFd, Child, FileFd::ReadOnly) == false)
+ return _error->Error("Popen failed");
+
+ content << "Filename: " << debfile << "\n";
+ content << "Size: " << std::to_string(Buf.st_size) << "\n";
+ bool first_line_seen = false;
+ char buffer[1024];
+ do {
+ unsigned long long actual = 0;
+ if (PipeFd.Read(buffer, sizeof(buffer)-1, &actual) == false)
+ return _error->Errno("read", "Failed to read dpkg pipe");
+ if (actual == 0)
+ break;
+ buffer[actual] = '\0';
+ char const * b = buffer;
+ if (first_line_seen == false)
+ {
+ for (; *b != '\0' && (*b == '\n' || *b == '\r'); ++b)
+ /* skip over leading newlines */;
+ if (*b == '\0')
+ continue;
+ first_line_seen = true;
+ }
+ content << b;
+ } while(true);
+ ExecWait(Child, "Popen");
+
+ return true;
+}
+bool debDebPkgFileIndex::OpenListFile(FileFd &Pkg, std::string const &FileName)
+{
+ // write the control data to a tempfile
+ if (GetTempFile("deb-file-" + flNotDir(FileName), true, &Pkg) == NULL)
+ return false;
+ std::ostringstream content;
+ if (GetContent(content, FileName) == false)
+ return false;
+ std::string const contentstr = content.str();
+ if (contentstr.empty())
+ return true;
+ if (Pkg.Write(contentstr.c_str(), contentstr.length()) == false || Pkg.Seek(0) == false)
+ return false;
+ return true;
+}
+pkgCacheListParser * debDebPkgFileIndex::CreateListParser(FileFd &Pkg)
+{
+ if (Pkg.IsOpen() == false)
+ return nullptr;
+ _error->PushToStack();
+ pkgCacheListParser * const Parser = new debDebFileParser(&Pkg, DebFile);
+ bool const newError = _error->PendingError();
+ _error->MergeWithStack();
+ if (newError)
+ {
+ delete Parser;
+ return nullptr;
+ }
+ else
+ return Parser;
+}
+uint8_t debDebPkgFileIndex::GetIndexFlags() const
+{
+ return pkgCache::Flag::LocalSource;
+}
+std::string debDebPkgFileIndex::GetArchitecture() const
+{
+ return std::string();
+}
+std::string debDebPkgFileIndex::GetComponent() const
+{
+ return "local-deb";
+}
+pkgCache::PkgFileIterator debDebPkgFileIndex::FindInCache(pkgCache &Cache) const
+{
+ std::string const FileName = IndexFileName();
+ pkgCache::PkgFileIterator File = Cache.FileBegin();
+ for (; File.end() == false; ++File)
+ {
+ if (File.FileName() == NULL || FileName != File.FileName())
+ continue;
+ // we can't do size checks here as file size != content size
+ return File;
+ }
+
+ return File;
+}
+std::string debDebPkgFileIndex::ArchiveInfo_impl(pkgCache::VerIterator const &Ver) const
+{
+ std::string Res = IndexFileName() + " ";
+ Res.append(Ver.ParentPkg().Name()).append(" ");
+ Res.append(Ver.Arch()).append(" ");
+ Res.append(Ver.VerStr());
+ return Res;
+}
+ /*}}}*/
+// DscFile Index - a single .dsc file as an index /*{{{*/
+debDscFileIndex::debDscFileIndex(std::string const &DscFile)
+ : pkgDebianIndexRealFile(DscFile, true), d(NULL)
+{
+}
+pkgSrcRecords::Parser *debDscFileIndex::CreateSrcParser() const
+{
+ if (Exists() == false)
+ return NULL;
+ return new debDscRecordParser(File, this);
+}
+std::string debDscFileIndex::GetComponent() const
+{
+ return "local-dsc";
+}
+std::string debDscFileIndex::GetArchitecture() const
+{
+ return "source";
+}
+uint8_t debDscFileIndex::GetIndexFlags() const
+{
+ return pkgCache::Flag::LocalSource;
+}
+ /*}}}*/
+// ControlFile Index - a directory with a debian/control file /*{{{*/
+std::string debDebianSourceDirIndex::GetComponent() const
+{
+ return "local-control";
+}
+ /*}}}*/
+// String Package Index - a string of Packages file content /*{{{*/
+std::string debStringPackageIndex::GetArchitecture() const
+{
+ return std::string();
+}
+std::string debStringPackageIndex::GetComponent() const
+{
+ return "apt-tmp-index";
+}
+uint8_t debStringPackageIndex::GetIndexFlags() const
+{
+ return pkgCache::Flag::NotSource;
+}
+const pkgIndexFile::Type *debStringPackageIndex::GetType() const
+{
+ return pkgIndexFile::Type::GetType("Debian Package Index");
+}
+debStringPackageIndex::debStringPackageIndex(std::string const &content) :
+ pkgDebianIndexRealFile("", false), d(NULL)
+{
+ char fn[1024];
+ std::string const tempdir = GetTempDir();
+ snprintf(fn, sizeof(fn), "%s/%s.XXXXXX", tempdir.c_str(), "apt-tmp-index");
+ int const fd = mkstemp(fn);
+ File = fn;
+ FileFd::Write(fd, content.data(), content.length());
+ close(fd);
+}
+debStringPackageIndex::~debStringPackageIndex()
+{
+ RemoveFile("~debStringPackageIndex", File);
+}
+ /*}}}*/
+
+// Index File types for Debian /*{{{*/
+class APT_HIDDEN debIFTypeSrc : public pkgIndexFile::Type
+{
+ public:
+ debIFTypeSrc() {Label = "Debian Source Index";};
+};
+class APT_HIDDEN debIFTypePkg : public pkgIndexFile::Type
+{
+ public:
+ virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator const &File) const APT_OVERRIDE
+ {
+ return new debRecordParser(File.FileName(),*File.Cache());
+ };
+ debIFTypePkg() {Label = "Debian Package Index";};
+};
+class APT_HIDDEN debIFTypeTrans : public debIFTypePkg
+{
+ public:
+ debIFTypeTrans() {Label = "Debian Translation Index";};
+};
+class APT_HIDDEN debIFTypeStatus : public pkgIndexFile::Type
+{
+ public:
+ virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator const &File) const APT_OVERRIDE
+ {
+ return new debRecordParser(File.FileName(),*File.Cache());
+ };
+ debIFTypeStatus() {Label = "Debian dpkg status file";};
+};
+class APT_HIDDEN debIFTypeDebPkgFile : public pkgIndexFile::Type
+{
+ public:
+ virtual pkgRecords::Parser *CreatePkgParser(pkgCache::PkgFileIterator const &File) const APT_OVERRIDE
+ {
+ return new debDebFileRecordParser(File.FileName());
+ };
+ debIFTypeDebPkgFile() {Label = "Debian deb file";};
+};
+class APT_HIDDEN debIFTypeDscFile : public pkgIndexFile::Type
+{
+ public:
+ virtual pkgSrcRecords::Parser *CreateSrcPkgParser(std::string const &DscFile) const APT_OVERRIDE
+ {
+ return new debDscRecordParser(DscFile, NULL);
+ };
+ debIFTypeDscFile() {Label = "Debian dsc file";};
+};
+class APT_HIDDEN debIFTypeDebianSourceDir : public pkgIndexFile::Type
+{
+ public:
+ virtual pkgSrcRecords::Parser *CreateSrcPkgParser(std::string const &SourceDir) const APT_OVERRIDE
+ {
+ return new debDscRecordParser(SourceDir + std::string("/debian/control"), NULL);
+ };
+ debIFTypeDebianSourceDir() {Label = "Debian control file";};
+};
+
+APT_HIDDEN debIFTypeSrc _apt_Src;
+APT_HIDDEN debIFTypePkg _apt_Pkg;
+APT_HIDDEN debIFTypeTrans _apt_Trans;
+APT_HIDDEN debIFTypeStatus _apt_Status;
+APT_HIDDEN debIFTypeDebPkgFile _apt_DebPkgFile;
+// file based pseudo indexes
+APT_HIDDEN debIFTypeDscFile _apt_DscFile;
+APT_HIDDEN debIFTypeDebianSourceDir _apt_DebianSourceDir;
+
+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;
+}
+const pkgIndexFile::Type *debDebPkgFileIndex::GetType() const
+{
+ return &_apt_DebPkgFile;
+}
+const pkgIndexFile::Type *debDscFileIndex::GetType() const
+{
+ return &_apt_DscFile;
+}
+const pkgIndexFile::Type *debDebianSourceDirIndex::GetType() const
+{
+ return &_apt_DebianSourceDir;
+}
+ /*}}}*/
+
+debStatusIndex::~debStatusIndex() {}
+debPackagesIndex::~debPackagesIndex() {}
+debTranslationsIndex::~debTranslationsIndex() {}
+debSourcesIndex::~debSourcesIndex() {}
+
+debDebPkgFileIndex::~debDebPkgFileIndex() {}
+debDscFileIndex::~debDscFileIndex() {}