#include <apt-pkg/error.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/fileutl.h>
-#include <apt-pkg/md5.h>
#include <apt-pkg/sha1.h>
#include <apt-pkg/tagfile.h>
#include <apt-pkg/indexrecords.h>
-#include <apt-pkg/metaindex.h>
-
+#include <apt-pkg/acquire.h>
+#include <apt-pkg/hashes.h>
+#include <apt-pkg/indexfile.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/pkgrecords.h>
+
+#include <stddef.h>
+#include <stdlib.h>
+#include <string.h>
+#include <iostream>
+#include <vector>
#include <sys/stat.h>
#include <unistd.h>
#include <errno.h>
// Acquire::Item::Done - Item downloaded OK /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcquire::Item::Done(string Message,unsigned long long Size,string Hash,
- pkgAcquire::MethodConfig *Cnf)
+void pkgAcquire::Item::Done(string Message,unsigned long long Size,string /*Hash*/,
+ pkgAcquire::MethodConfig * /*Cnf*/)
{
// We just downloaded something..
string FileName = LookupTag(Message,"Filename");
/*}}}*/
// Acquire::Item::Rename - Rename a file /*{{{*/
// ---------------------------------------------------------------------
-/* This helper function is used by alot of item methods as thier final
+/* This helper function is used by a lot of item methods as their final
step */
void pkgAcquire::Item::Rename(string From,string To)
{
return "\nIndex-File: true\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
/*}}}*/
-void pkgAcqSubIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
+void pkgAcqSubIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
- std::clog << "pkgAcqSubIndex failed: " << Desc.URI << std::endl;
+ std::clog << "pkgAcqSubIndex failed: " << Desc.URI << " with " << Message << std::endl;
Complete = false;
Status = StatDone;
return;
}
- // sucess in downloading the index
+ // success in downloading the index
// rename the index
if(Debug)
std::clog << "Renaming: " << DestFile << " -> " << FinalFile << std::endl;
/*}}}*/
// AcqDiffIndex::AcqDiffIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
-/* Get the DiffIndex file first and see if there are patches availabe
+/* Get the DiffIndex file first and see if there are patches available
* If so, create a pkgAcqIndexDiffs fetcher that will get and apply the
* patches. If anything goes wrong in that process, it will fall back to
* the original packages file
Desc.URI = URI + ".diff/Index";
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI) + string(".DiffIndex");
+ DestFile += URItoFileName(Desc.URI);
if(Debug)
std::clog << "pkgAcqDiffIndex: " << Desc.URI << std::endl;
string pkgAcqDiffIndex::Custom600Headers()
{
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;
return false;
}
/*}}}*/
-void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
+void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
- std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << std::endl
- << "Falling back to normal index file aquire" << std::endl;
+ std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
+ << "Falling back to normal index file acquire" << std::endl;
new pkgAcqIndex(Owner, RealURI, Description, Desc.ShortDesc,
ExpectedHash);
string FinalFile;
FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
- // sucess in downloading the index
+ // success in downloading the index
// rename the index
FinalFile += string(".IndexDiff");
if(Debug)
}
}
/*}}}*/
-void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
+void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
- std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << std::endl
- << "Falling back to normal index file aquire" << std::endl;
+ 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,
ExpectedHash);
Finish();
}
// queue the right diff
- Desc.URI = string(RealURI) + ".diff/" + available_patches[0].file + ".gz";
+ Desc.URI = RealURI + ".diff/" + available_patches[0].file + ".gz";
Desc.Description = Description + " " + available_patches[0].file + string(".pdiff");
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(RealURI + ".diff/" + available_patches[0].file);
string FinalFile;
FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
- // sucess in downloading a diff, enter ApplyDiff state
+ // success in downloading a diff, enter ApplyDiff state
if(State == StateFetchDiff)
{
{
// remove the just applied patch
available_patches.erase(available_patches.begin());
+ unlink((FinalFile + ".ed").c_str());
// move into place
if(Debug)
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
- Desc.URI = string(RealURI) + ".diff/" + patch.file + ".gz";
+ Desc.URI = RealURI + ".diff/" + patch.file + ".gz";
Desc.Description = Description + " " + patch.file + string(".pdiff");
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(RealURI + ".diff/" + patch.file);
QueueURI(Desc);
}
/*}}}*/
-void pkgAcqIndexMergeDiffs::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
+void pkgAcqIndexMergeDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
{
if(Debug)
std::clog << "pkgAcqIndexMergeDiffs failed: " << Desc.URI << " with " << Message << std::endl;
// first failure means we should fallback
State = StateErrorDiff;
- std::clog << "Falling back to normal index file aquire" << std::endl;
+ std::clog << "Falling back to normal index file acquire" << std::endl;
new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
ExpectedHash);
}
// otherwise lists cleanup will eat the file
DestFile = FinalFile;
+ // ensure the ed's are gone regardless of list-cleanup
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ {
+ std::string patch = FinalFile + ".ed." + (*I)->patch.file + ".gz";
+ unlink(patch.c_str());
+ }
+
// all set and done
Complete = true;
if(Debug)
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;
-
Init(Target->URI, Target->Description, Target->ShortDesc);
}
/*}}}*/
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,Hash,Cfg);
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
if (Decompression == true)
{
if (!ExpectedHash.empty() && ExpectedHash.toStr() != Hash)
{
+ Desc.URI = RealURI;
RenameOnError(HashSumMismatch);
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;
-
+
+ // 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;
}
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";
if (RealFileExists(Final) == true)
{
// File was already in place. It needs to be re-downloaded/verified
- // because Release might have changed, we do give it a differnt
+ // because Release might have changed, we do give it a different
// name than DestFile because otherwise the http method will
// send If-Range requests and there are too many broken servers
// out there that do not understand them
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);
{
std::vector<std::string> types = APT::Configuration::getCompressionTypes();
for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
- if (MetaIndexParser->Exists(string((*Target)->MetaKey).append(".").append(*t)) == true)
+ if (MetaIndexParser->Exists((*Target)->MetaKey + "." + *t) == true)
{
compressedAvailable = true;
break;
else if (transInRelease == false || Record != NULL || compressedAvailable == true)
{
if (_config->FindB("Acquire::PDiffs",true) == true && transInRelease == true &&
- MetaIndexParser->Exists(string((*Target)->MetaKey).append(".diff/Index")) == true)
+ MetaIndexParser->Exists((*Target)->MetaKey + ".diff/Index") == true)
new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
(*Target)->ShortDesc, ExpectedIndexHash);
else
in the Meta-Index file. Ideal would be if pkgAcqDiffIndex would test this
instead, but passing the required info to it is to much hassle */
if(_config->FindB("Acquire::PDiffs",true) == true && (verify == false ||
- MetaIndexParser->Exists(string((*Target)->MetaKey).append(".diff/Index")) == true))
+ MetaIndexParser->Exists((*Target)->MetaKey + ".diff/Index") == true))
new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
(*Target)->ShortDesc, ExpectedIndexHash);
else
missingkeys += (Fingerprint);
}
if(!missingkeys.empty())
- _error->Warning("%s", string(msg+missingkeys).c_str());
+ _error->Warning("%s", (msg + missingkeys).c_str());
string Transformed = MetaIndexParser->GetExpectedDist();
// pkgAcqMetaIndex::Failed - no Release file present or no signature file present /*{{{*/
// ---------------------------------------------------------------------
/* */
-void pkgAcqMetaIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
+void pkgAcqMetaIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)
{
if (AuthPass == true)
{
_error->Error(_("I wasn't able to locate a file for the %s package. "
"This might mean you need to manually fix this package. "
"(due to missing arch)"),
- Version.ParentPkg().Name());
+ Version.ParentPkg().FullName().c_str());
return;
}
Desc.URI = Index->ArchiveURI(PkgFile);
Desc.Description = Index->ArchiveInfo(Version);
Desc.Owner = this;
- Desc.ShortDesc = Version.ParentPkg().Name();
+ Desc.ShortDesc = Version.ParentPkg().FullName(true);
// See if we already have the file. (Legacy filenames)
FileSize = Version->Size;
return true;
}
- /* Hmm, we have a file and its size does not match, this shouldnt
+ /* Hmm, we have a file and its size does not match, this shouldn't
happen.. */
unlink(FinalFile.c_str());
}
// Create the item
Local = false;
- Desc.URI = Index->ArchiveURI(PkgFile);
- Desc.Description = Index->ArchiveInfo(Version);
- Desc.Owner = this;
- Desc.ShortDesc = Version.ParentPkg().Name();
QueueURI(Desc);
++Vf;
/*}}}*/
// AcqArchive::IsTrusted - Determine whether this archive comes from a trusted source /*{{{*/
// ---------------------------------------------------------------------
-bool pkgAcqArchive::IsTrusted()
+APT_PURE bool pkgAcqArchive::IsTrusted()
{
return Trusted;
}
if (stat(DestFile.c_str(),&Buf) == 0)
{
// Hmm, the partial file is too big, erase it
- if ((unsigned long long)Buf.st_size > Size)
+ if ((Size > 0) && (unsigned long long)Buf.st_size > Size)
unlink(DestFile.c_str());
else
PartialSize = Buf.st_size;