diff options
-rw-r--r-- | apt-pkg/acquire-item.cc | 60 | ||||
-rw-r--r-- | apt-pkg/acquire-item.h | 3 |
2 files changed, 37 insertions, 26 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc index b7ca82c0c..e111ed4ca 100644 --- a/apt-pkg/acquire-item.cc +++ b/apt-pkg/acquire-item.cc @@ -1018,32 +1018,8 @@ void pkgAcqIndex::Init(string const &URI, string const &URIDesc, string const &S indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey); if(Record) FileSize = Record->Size; - - // TODO: - // - (maybe?) add support for by-hash into the sources.list as flag - // - make apt-ftparchive generate the hashes (and expire?) - // do the request by-hash - std::string HostKnob = "APT::Acquire::" + ::URI(URI).Host + "::By-Hash"; - if(_config->FindB("APT::Acquire::By-Hash", false) == true || - _config->FindB(HostKnob, false) == true || - MetaIndexParser->GetSupportsAcquireByHash()) - { - indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey); - if(Record) - { - // FIXME: should we really use the best hash here? or a fixed one? - const HashString *TargetHash = Record->Hashes.find(""); - std::string ByHash = "/by-hash/" + TargetHash->HashType() + "/" + TargetHash->HashValue(); - size_t trailing_slash = Desc.URI.find_last_of("/"); - Desc.URI = Desc.URI.replace( - trailing_slash, - Desc.URI.substr(trailing_slash+1).size()+1, - ByHash); - } else { - _error->Warning("By-Hash requested but can not find record for %s", - MetaKey.c_str()); - } - } + + InitByHashIfNeeded(MetaKey); } Desc.Description = URIDesc; @@ -1053,6 +1029,38 @@ void pkgAcqIndex::Init(string const &URI, string const &URIDesc, string const &S QueueURI(Desc); } /*}}}*/ +// AcqIndex::AdjustForByHash - modify URI for by-hash support /*{{{*/ +// --------------------------------------------------------------------- +/* */ +void pkgAcqIndex::InitByHashIfNeeded(const std::string MetaKey) +{ + // TODO: + // - (maybe?) add support for by-hash into the sources.list as flag + // - make apt-ftparchive generate the hashes (and expire?) + std::string HostKnob = "APT::Acquire::" + ::URI(Desc.URI).Host + "::By-Hash"; + if(_config->FindB("APT::Acquire::By-Hash", false) == true || + _config->FindB(HostKnob, false) == true || + MetaIndexParser->GetSupportsAcquireByHash()) + { + indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey); + if(Record) + { + // FIXME: should we really use the best hash here? or a fixed one? + const HashString *TargetHash = Record->Hashes.find(""); + std::string ByHash = "/by-hash/" + TargetHash->HashType() + "/" + TargetHash->HashValue(); + size_t trailing_slash = Desc.URI.find_last_of("/"); + Desc.URI = Desc.URI.replace( + trailing_slash, + Desc.URI.substr(trailing_slash+1).size()+1, + ByHash); + } else { + _error->Warning( + "Fetching ByHash requested but can not find record for %s", + MetaKey.c_str()); + } + } +} + /*}}}*/ // AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/ // --------------------------------------------------------------------- /* The only header we use is the last-modified header. */ diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h index 3d863874c..cda92e84f 100644 --- a/apt-pkg/acquire-item.h +++ b/apt-pkg/acquire-item.h @@ -713,6 +713,9 @@ class pkgAcqIndex : public pkgAcqBaseIndex */ std::string CompressionExtension; + /** \brief Do the changes needed to fetch via AptByHash (if needed) */ + void InitByHashIfNeeded(const std::string MetaKey); + public: // Specialized action members |