diff options
Diffstat (limited to 'apt-pkg/deb/debmetaindex.cc')
| -rw-r--r-- | apt-pkg/deb/debmetaindex.cc | 124 |
1 files changed, 122 insertions, 2 deletions
diff --git a/apt-pkg/deb/debmetaindex.cc b/apt-pkg/deb/debmetaindex.cc index 8e4c2be2d..994b95849 100644 --- a/apt-pkg/deb/debmetaindex.cc +++ b/apt-pkg/deb/debmetaindex.cc @@ -1,5 +1,6 @@ #include <config.h> +#include <apt-pkg/error.h> #include <apt-pkg/debmetaindex.h> #include <apt-pkg/debindexfile.h> #include <apt-pkg/strutl.h> @@ -10,10 +11,12 @@ #include <apt-pkg/indexrecords.h> #include <apt-pkg/sourcelist.h> #include <apt-pkg/hashes.h> -#include <apt-pkg/macros.h> #include <apt-pkg/metaindex.h> +#include <apt-pkg/pkgcachegen.h> +#include <apt-pkg/tagfile.h> +#include <apt-pkg/gpgv.h> +#include <apt-pkg/macros.h> -#include <string.h> #include <map> #include <string> #include <utility> @@ -21,6 +24,11 @@ #include <set> #include <algorithm> +#include <sys/types.h> +#include <sys/stat.h> +#include <unistd.h> +#include <string.h> + using namespace std; string debReleaseIndex::MetaIndexInfo(const char *Type) const @@ -37,6 +45,10 @@ string debReleaseIndex::MetaIndexInfo(const char *Type) const Info += Type; return Info; } +std::string debReleaseIndex::Describe() const +{ + return MetaIndexInfo("Release"); +} string debReleaseIndex::MetaIndexFile(const char *Type) const { @@ -339,6 +351,114 @@ debReleaseIndex::debSectionEntry::debSectionEntry (string const &Section, bool const &IsSrc): Section(Section), IsSrc(IsSrc) {} +static bool ReleaseFileName(debReleaseIndex const * const That, std::string &ReleaseFile) +{ + ReleaseFile = That->MetaIndexFile("InRelease"); + bool releaseExists = false; + if (FileExists(ReleaseFile) == true) + releaseExists = true; + else + { + ReleaseFile = That->MetaIndexFile("Release"); + if (FileExists(ReleaseFile)) + releaseExists = true; + } + return releaseExists; +} + +bool debReleaseIndex::Merge(pkgCacheGenerator &Gen,OpProgress * /*Prog*/) const/*{{{*/ +{ + std::string ReleaseFile; + bool const releaseExists = ReleaseFileName(this, ReleaseFile); + + ::URI Tmp(URI); + if (Gen.SelectReleaseFile(ReleaseFile, Tmp.Host) == false) + return _error->Error("Problem with SelectReleaseFile %s", ReleaseFile.c_str()); + + if (releaseExists == false) + return 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; + + // Store the IMS information + pkgCache::RlsFileIterator File = Gen.GetCurRlsFile(); + pkgCacheGenerator::Dynamic<pkgCache::RlsFileIterator> DynFile(File); + // Rel can't be used as this is potentially a temporary file + struct stat Buf; + if (stat(ReleaseFile.c_str(), &Buf) != 0) + return _error->Errno("fstat", "Unable to stat file %s", ReleaseFile.c_str()); + File->Size = Buf.st_size; + File->mtime = Buf.st_mtime; + + pkgTagFile TagFile(&Rel, Rel.Size()); + pkgTagSection Section; + if (_error->PendingError() == true || TagFile.Step(Section) == false) + return false; + + std::string data; + #define APT_INRELEASE(TYPE, TAG, STORE) \ + data = Section.FindS(TAG); \ + if (data.empty() == false) \ + { \ + map_stringitem_t const storage = Gen.StoreString(pkgCacheGenerator::TYPE, data); \ + STORE = storage; \ + } + APT_INRELEASE(MIXED, "Suite", File->Archive) + APT_INRELEASE(VERSIONNUMBER, "Version", File->Version) + APT_INRELEASE(MIXED, "Origin", File->Origin) + APT_INRELEASE(MIXED, "Codename", File->Codename) + APT_INRELEASE(MIXED, "Label", File->Label) + #undef APT_INRELEASE + Section.FindFlag("NotAutomatic", File->Flags, pkgCache::Flag::NotAutomatic); + Section.FindFlag("ButAutomaticUpgrades", File->Flags, pkgCache::Flag::ButAutomaticUpgrades); + + return !_error->PendingError(); +} + /*}}}*/ +// ReleaseIndex::FindInCache - Find this index /*{{{*/ +pkgCache::RlsFileIterator debReleaseIndex::FindInCache(pkgCache &Cache) const +{ + std::string ReleaseFile; + bool const releaseExists = ReleaseFileName(this, ReleaseFile); + + pkgCache::RlsFileIterator File = Cache.RlsFileBegin(); + for (; File.end() == false; ++File) + { + if (File->FileName == 0 || ReleaseFile != File.FileName()) + continue; + + // empty means the file does not exist by "design" + if (releaseExists == false && File->Size == 0) + return File; + + struct stat St; + if (stat(File.FileName(),&St) != 0) + { + if (_config->FindB("Debug::pkgCacheGen", false)) + std::clog << "ReleaseIndex::FindInCache - stat failed on " << File.FileName() << std::endl; + return pkgCache::RlsFileIterator(Cache); + } + if ((unsigned)St.st_size != File->Size || St.st_mtime != File->mtime) + { + if (_config->FindB("Debug::pkgCacheGen", false)) + std::clog << "ReleaseIndex::FindInCache - size (" << St.st_size << " <> " << File->Size + << ") or mtime (" << St.st_mtime << " <> " << File->mtime + << ") doesn't match for " << File.FileName() << std::endl; + return pkgCache::RlsFileIterator(Cache); + } + return File; + } + + return File; +} + /*}}}*/ + class APT_HIDDEN debSLTypeDebian : public pkgSourceList::Type { protected: |