/*}}}*/
// Acquire::Item::Item - Constructor /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-pkgAcquire::Item::Item(pkgAcquire *Owner) : Owner(Owner), FileSize(0),
- PartialSize(0), Mode(0), ID(0), Complete(false),
- Local(false), QueueCounter(0),
- ExpectedAdditionalItems(0)
+pkgAcquire::Item::Item(pkgAcquire *Owner, HashStringList const &ExpectedHashes) :
+ Owner(Owner), FileSize(0), PartialSize(0), Mode(0), ID(0), Complete(false),
+ Local(false), QueueCounter(0), ExpectedAdditionalItems(0),
+ ExpectedHashes(ExpectedHashes)
{
Owner->Add(this);
Status = StatIdle;
pkgAcqSubIndex::pkgAcqSubIndex(pkgAcquire *Owner, string const &URI,
string const &URIDesc, string const &ShortDesc,
HashStringList const &ExpectedHashes)
- : Item(Owner), ExpectedHashes(ExpectedHashes)
+ : Item(Owner, ExpectedHashes)
{
/* XXX: Beware: Currently this class does nothing (of value) anymore ! */
Debug = _config->FindB("Debug::pkgAcquire::SubIndex",false);
* the original packages file
*/
pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
- struct IndexTarget const * const Target,
- HashStringList const &ExpectedHashes,
- indexRecords *MetaIndexParser)
- : Item(Owner), ExpectedHashes(ExpectedHashes), Target(Target),
- MetaIndexParser(MetaIndexParser)
+ IndexTarget const * const Target,
+ HashStringList const &ExpectedHashes,
+ indexRecords *MetaIndexParser)
+ : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser)
{
Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
Desc.URI = Target->URI + ".diff/Index";
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(Target->URI) + string(".DiffIndex");
+ DestFile += URItoFileName(Desc.URI);
if(Debug)
std::clog << "pkgAcqDiffIndex: " << Desc.URI << std::endl;
string pkgAcqDiffIndex::Custom600Headers() const
{
string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(RealURI) + string(".IndexDiff");
+ Final += URItoFileName(Desc.URI);
if(Debug)
std::clog << "Custom600Header-IMS: " << Final << std::endl;
std::clog << "Package file is up-to-date" << std::endl;
// list cleanup needs to know that this file as well as the already
// present index is ours, so we create an empty diff to save it for us
- new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
- ExpectedHashes, ServerSha1, available_patches);
+ new pkgAcqIndexDiffs(Owner, Target, ExpectedHashes, MetaIndexParser,
+ ServerSha1, available_patches);
return true;
}
else
}
if (pdiff_merge == false)
- new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
- ExpectedHashes, ServerSha1, available_patches);
- else
+ {
+ new pkgAcqIndexDiffs(Owner, Target, ExpectedHashes, MetaIndexParser,
+ ServerSha1, available_patches);
+ }
+ else
{
std::vector<pkgAcqIndexMergeDiffs*> *diffs = new std::vector<pkgAcqIndexMergeDiffs*>(available_patches.size());
for(size_t i = 0; i < available_patches.size(); ++i)
- (*diffs)[i] = new pkgAcqIndexMergeDiffs(Owner, RealURI, Description, Desc.ShortDesc, ExpectedHashes,
- available_patches[i], diffs);
+ (*diffs)[i] = new pkgAcqIndexMergeDiffs(Owner, Target,
+ ExpectedHashes,
+ MetaIndexParser,
+ available_patches[i],
+ diffs);
}
Complete = false;
* for each diff and the index
*/
pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
- string URI,string URIDesc,string ShortDesc,
- HashStringList const &ExpectedHashes,
+ struct IndexTarget const * const Target,
+ HashStringList const &ExpectedHashes,
+ indexRecords *MetaIndexParser,
string ServerSha1,
vector<DiffInfo> diffs)
- : Item(Owner), RealURI(URI), ExpectedHashes(ExpectedHashes),
+ : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser),
available_patches(diffs), ServerSha1(ServerSha1)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI);
+ DestFile += URItoFileName(Target->URI);
Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
- Description = URIDesc;
+ RealURI = Target->URI;
Desc.Owner = this;
- Desc.ShortDesc = ShortDesc;
+ Description = Target->Description;
+ Desc.ShortDesc = Target->ShortDesc;
if(available_patches.empty() == true)
{
if(Debug)
std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << " with " << Message << std::endl
<< "Falling back to normal index file acquire" << std::endl;
- new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
- ExpectedHashes);
+ new pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser);
Finish();
}
/*}}}*/
DestFile = _config->FindDir("Dir::State::lists");
DestFile += URItoFileName(RealURI);
- if(ExpectedHashes.usable() && !ExpectedHashes.VerifyFile(DestFile))
+ if(HashSums().usable() && !HashSums().VerifyFile(DestFile))
{
RenameOnError(HashSumMismatch);
Dequeue();
// see if there is more to download
if(available_patches.empty() == false) {
- new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
- ExpectedHashes, ServerSha1, available_patches);
+ new pkgAcqIndexDiffs(Owner, Target,
+ ExpectedHashes, MetaIndexParser,
+ ServerSha1, available_patches);
return Finish();
} else
return Finish(true);
/*}}}*/
// AcqIndexMergeDiffs::AcqIndexMergeDiffs - Constructor /*{{{*/
pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
- string const &URI, string const &URIDesc,
- string const &ShortDesc, HashStringList const &ExpectedHashes,
- DiffInfo const &patch,
- std::vector<pkgAcqIndexMergeDiffs*> const * const allPatches)
- : Item(Owner), RealURI(URI), ExpectedHashes(ExpectedHashes),
- patch(patch),allPatches(allPatches), State(StateFetchDiff)
+ struct IndexTarget const * const Target,
+ HashStringList const &ExpectedHashes,
+ indexRecords *MetaIndexParser,
+ DiffInfo const &patch,
+ std::vector<pkgAcqIndexMergeDiffs*> const * const allPatches)
+ : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser),
+ patch(patch), allPatches(allPatches), State(StateFetchDiff)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI);
+ DestFile += URItoFileName(Target->URI);
Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
- Description = URIDesc;
+ RealURI = Target->URI;
Desc.Owner = this;
- Desc.ShortDesc = ShortDesc;
+ Description = Target->Description;
+ Desc.ShortDesc = Target->ShortDesc;
Desc.URI = RealURI + ".diff/" + patch.file + ".gz";
Desc.Description = Description + " " + patch.file + string(".pdiff");
// first failure means we should fallback
State = StateErrorDiff;
std::clog << "Falling back to normal index file acquire" << std::endl;
- new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
- ExpectedHashes);
+ new pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser);
}
/*}}}*/
void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,HashStringList const &Hashes, /*{{{*/
instantiated to fetch the revision file */
pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
string URI,string URIDesc,string ShortDesc,
- HashStringList const &ExpectedHashes, string comprExt)
- : Item(Owner), RealURI(URI), ExpectedHashes(ExpectedHashes), Target(0),
- MetaIndexParser(0)
+ HashStringList const &ExpectedHash, string comprExt)
+ : pkgAcqBaseIndex(Owner, NULL, ExpectedHash, NULL), RealURI(URI)
{
if(comprExt.empty() == true)
{
}
CompressionExtension = comprExt;
- Verify = true;
-
Init(URI, URIDesc, ShortDesc);
}
-pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, struct IndexTarget const * const Target,
- HashStringList const &ExpectedHashes, indexRecords *MetaIndexParser)
- : Item(Owner), RealURI(Target->URI), ExpectedHashes(ExpectedHashes)
+pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
+ HashStringList const &ExpectedHash,
+ indexRecords *MetaIndexParser)
+ : pkgAcqBaseIndex(Owner, Target, ExpectedHash, MetaIndexParser),
+ RealURI(Target->URI)
{
// autoselect the compression method
std::vector<std::string> types = APT::Configuration::getCompressionTypes();
if (CompressionExtension.empty() == false)
CompressionExtension.erase(CompressionExtension.end()-1);
- // only verify non-optional targets, see acquire-item.h for a FIXME
- // to make this more flexible
- if (Target->IsOptional())
- Verify = false;
- else
- Verify = true;
-
- // we need this in Init()
- this->Target = Target;
- this->MetaIndexParser = MetaIndexParser;
-
Init(Target->URI, Target->Description, Target->ShortDesc);
}
/*}}}*/
indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey);
if(Record)
FileSize = Record->Size;
+
+ InitByHashIfNeeded(MetaKey);
}
Desc.Description = URIDesc;
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. */
Item::Failed(Message,Cnf);
}
/*}}}*/
+// pkgAcqIndex::GetFinalFilename - Return the full final file path /*{{{*/
+std::string pkgAcqIndex::GetFinalFilename(std::string const &URI,
+ std::string const &compExt)
+{
+ std::string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(URI);
+ if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz")
+ FinalFile += ".gz";
+ return FinalFile;
+}
+ /*}}}*/
+// AcqIndex::ReverifyAfterIMS - Reverify index after an ims-hit /*{{{*/
+void pkgAcqIndex::ReverifyAfterIMS(std::string const &FileName)
+{
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+ if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz")
+ DestFile += ".gz";
+
+ string FinalFile = GetFinalFilename(RealURI, compExt);
+ Rename(FinalFile, FileName);
+ Decompression = true;
+ Desc.URI = "copy:" + FileName;
+ QueueURI(Desc);
+}
+ /*}}}*/
// AcqIndex::Done - Finished a fetch /*{{{*/
// ---------------------------------------------------------------------
/* This goes through a number of states.. On the initial fetch the
pkgAcquire::MethodConfig *Cfg)
{
Item::Done(Message,Size,Hashes,Cfg);
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
if (Decompression == true)
{
if (ExpectedHashes.usable() && ExpectedHashes != Hashes)
{
+ Desc.URI = RealURI;
RenameOnError(HashSumMismatch);
printHashSumComparision(RealURI, ExpectedHashes, Hashes);
return;
}
- /* Verify the index file for correctness (all indexes must
- * have a Package field) (LP: #346386) (Closes: #627642) */
- if (Verify == true)
+ // FIXME: this can go away once we only ever download stuff that
+ // has a valid hash and we never do GET based probing
+ //
+ /* Always verify the index file for correctness (all indexes must
+ * have a Package field) (LP: #346386) (Closes: #627642)
+ */
+ FileFd fd(DestFile, FileFd::ReadOnlyGzip);
+ // Only test for correctness if the file is not empty (empty is ok)
+ if (fd.Size() > 0)
{
- FileFd fd(DestFile, FileFd::ReadOnly);
- // Only test for correctness if the file is not empty (empty is ok)
- if (fd.FileSize() > 0)
- {
- pkgTagSection sec;
- pkgTagFile tag(&fd);
-
- // all our current indexes have a field 'Package' in each section
- if (_error->PendingError() == true || tag.Step(sec) == false || sec.Exists("Package") == false)
- {
- RenameOnError(InvalidFormat);
- return;
- }
+ pkgTagSection sec;
+ pkgTagFile tag(&fd);
+
+ // all our current indexes have a field 'Package' in each section
+ if (_error->PendingError() == true || tag.Step(sec) == false || sec.Exists("Package") == false)
+ {
+ RenameOnError(InvalidFormat);
+ return;
}
}
// Done, move it into position
- string FinalFile = _config->FindDir("Dir::State::lists");
- FinalFile += URItoFileName(RealURI);
+ string FinalFile = GetFinalFilename(RealURI, compExt);
Rename(DestFile,FinalFile);
chmod(FinalFile.c_str(),0644);
will work OK */
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(RealURI);
-
+ if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz")
+ DestFile += ".gz";
+
// Remove the compressed version.
if (Erase == true)
unlink(DestFile.c_str());
string FileName = LookupTag(Message,"Alt-Filename");
if (FileName.empty() == false)
{
- // The files timestamp matches
- if (StringToBool(LookupTag(Message,"Alt-IMS-Hit"),false) == true)
- return;
Decompression = true;
Local = true;
DestFile += ".decomp";
ErrorText = "Method gave a blank filename";
}
- std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
-
- // The files timestamp matches
- if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true) {
- if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz")
- // Update DestFile for .gz suffix so that the clean operation keeps it
- DestFile += ".gz";
- return;
- }
-
if (FileName == DestFile)
Erase = true;
else
Local = true;
-
+
+ // do not reverify cdrom sources as apt-cdrom may rewrite the Packages
+ // file when its doing the indexcopy
+ if (RealURI.substr(0,6) == "cdrom:" &&
+ StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ return;
+
+ // The files timestamp matches, for non-local URLs reverify the local
+ // file, for local file, uncompress again to ensure the hashsum is still
+ // matching the Release file
+ if (!Local && StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ {
+ ReverifyAfterIMS(FileName);
+ return;
+ }
string decompProg;
- // If we enable compressed indexes and already have gzip, keep it
- if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz" && !Local) {
- string FinalFile = _config->FindDir("Dir::State::lists");
- FinalFile += URItoFileName(RealURI) + ".gz";
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
-
- // Update DestFile for .gz suffix so that the clean operation keeps it
- DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ // If we enable compressed indexes, queue for hash verification
+ if (_config->FindB("Acquire::GzipIndexes",false) && compExt == "gz" && !Local)
+ {
+ DestFile = _config->FindDir("Dir::State::lists");
DestFile += URItoFileName(RealURI) + ".gz";
+
+ Decompression = true;
+ Desc.URI = "copy:" + FileName;
+ QueueURI(Desc);
+
return;
}
: pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashStringList(), "")
{
}
-pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, struct IndexTarget const * const Target,
+pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, IndexTarget const * const Target,
HashStringList const &ExpectedHashes, indexRecords *MetaIndexParser)
: pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser)
{
string Final = _config->FindDir("Dir::State::lists");
Final += URItoFileName(RealURI);
+ if (_config->FindB("Acquire::GzipIndexes",false))
+ Final += ".gz";
+
struct stat Buf;
if (stat(Final.c_str(),&Buf) != 0)
return "\nFail-Ignore: true\nIndex-File: true";
string MetaIndexShortDesc,
const vector<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
- Item(Owner), RealURI(URI), MetaIndexURI(MetaIndexURI),
+ Item(Owner, HashStringList()), RealURI(URI), MetaIndexURI(MetaIndexURI),
MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
MetaIndexParser(MetaIndexParser), IndexTargets(IndexTargets)
{
pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner, /*{{{*/
string URI,string URIDesc,string ShortDesc,
string SigFile,
- const vector<struct IndexTarget*>* IndexTargets,
+ const vector<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
- Item(Owner), RealURI(URI), SigFile(SigFile), IndexTargets(IndexTargets),
+ Item(Owner, HashStringList()), RealURI(URI), SigFile(SigFile), IndexTargets(IndexTargets),
MetaIndexParser(MetaIndexParser), AuthPass(false), IMSHit(false)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
std::cerr << "Signature verification succeeded: "
<< DestFile << std::endl;
+ // do not trust any previously unverified content that we may have
+ string LastGoodSigFile = _config->FindDir("Dir::State::lists").append("partial/").append(URItoFileName(RealURI));
+ if (DestFile != SigFile)
+ LastGoodSigFile.append(".gpg");
+ LastGoodSigFile.append(".reverify");
+ if(IMSHit == false && RealFileExists(LastGoodSigFile) == false)
+ {
+ for (vector <struct IndexTarget*>::const_iterator Target = IndexTargets->begin();
+ Target != IndexTargets->end();
+ ++Target)
+ {
+ // remove old indexes
+ std::string index = _config->FindDir("Dir::State::lists") +
+ URItoFileName((*Target)->URI);
+ unlink(index.c_str());
+ // and also old gzipindexes
+ index += ".gz";
+ unlink(index.c_str());
+ }
+ }
+
+
// Download further indexes with verification
QueueIndexes(true);
// at this point the real Items are loaded in the fetcher
ExpectedAdditionalItems = 0;
-
- for (vector <struct IndexTarget*>::const_iterator Target = IndexTargets->begin();
+ for (vector <IndexTarget*>::const_iterator Target = IndexTargets->begin();
Target != IndexTargets->end();
++Target)
{
string const &URI, string const &URIDesc, string const &ShortDesc,
string const &MetaIndexURI, string const &MetaIndexURIDesc, string const &MetaIndexShortDesc,
string const &MetaSigURI, string const &MetaSigURIDesc, string const &MetaSigShortDesc,
- const vector<struct IndexTarget*>* IndexTargets,
+ const vector<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
pkgAcqMetaIndex(Owner, URI, URIDesc, ShortDesc, "", IndexTargets, MetaIndexParser),
MetaIndexURI(MetaIndexURI), MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
pkgAcqArchive::pkgAcqArchive(pkgAcquire *Owner,pkgSourceList *Sources,
pkgRecords *Recs,pkgCache::VerIterator const &Version,
string &StoreFilename) :
- Item(Owner), Version(Version), Sources(Sources), Recs(Recs),
+ Item(Owner, HashStringList()), Version(Version), Sources(Sources), Recs(Recs),
StoreFilename(StoreFilename), Vf(Version.FileList()),
Trusted(false)
{
unsigned long long Size,string Dsc,string ShortDesc,
const string &DestDir, const string &DestFilename,
bool IsIndexFile) :
- Item(Owner), ExpectedHashes(Hashes), IsIndexFile(IsIndexFile)
+ Item(Owner, Hashes), IsIndexFile(IsIndexFile)
{
Retries = _config->FindI("Acquire::Retries",0);