/*}}}*/
// Acquire::Item::Item - Constructor /*{{{*/
-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)
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+pkgAcquire::Item::Item(pkgAcquire *Owner,
+ HashStringList const &ExpectedHashes,
+ pkgAcqMetaBase *TransactionManager)
+ : Owner(Owner), FileSize(0), PartialSize(0), Mode(0), ID(0), Complete(false),
+ Local(false), QueueCounter(0), TransactionManager(TransactionManager),
+ ExpectedAdditionalItems(0), ExpectedHashes(ExpectedHashes)
{
Owner->Add(this);
Status = StatIdle;
+ if(TransactionManager != NULL)
+ TransactionManager->Add(this);
}
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
/*}}}*/
// Acquire::Item::~Item - Destructor /*{{{*/
// ---------------------------------------------------------------------
void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
Status = StatIdle;
- ErrorText = LookupTag(Message,"Message");
+ if(ErrorText == "")
+ ErrorText = LookupTag(Message,"Message");
UsedMirror = LookupTag(Message,"UsedMirror");
if (QueueCounter <= 1)
{
{
// We just downloaded something..
string FileName = LookupTag(Message,"Filename");
- UsedMirror = LookupTag(Message,"UsedMirror");
+ UsedMirror = LookupTag(Message,"UsedMirror");
if (Complete == false && !Local && FileName == DestFile)
{
if (Owner->Log != 0)
// ---------------------------------------------------------------------
/* This helper function is used by a lot of item methods as their final
step */
-void pkgAcquire::Item::Rename(string From,string To)
+bool pkgAcquire::Item::Rename(string From,string To)
{
if (rename(From.c_str(),To.c_str()) != 0)
{
snprintf(S,sizeof(S),_("rename failed, %s (%s -> %s)."),strerror(errno),
From.c_str(),To.c_str());
Status = StatError;
- ErrorText = S;
+ ErrorText += S;
+ return false;
}
+ return true;
}
/*}}}*/
bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const error)/*{{{*/
Status = StatError;
// do not report as usually its not the mirrors fault, but Portal/Proxy
break;
+ case SignatureError:
+ ErrorText = _("Signature error");
+ Status = StatError;
+ break;
+ case NotClearsigned:
+ ErrorText = _("Does not start with a cleartext signature");
+ Status = StatError;
+ break;
}
return false;
}
}
}
/*}}}*/
-// AcqSubIndex::AcqSubIndex - Constructor /*{{{*/
-// ---------------------------------------------------------------------
-/* Get a sub-index file based on checksums from a 'master' file and
- possibly query additional files */
-pkgAcqSubIndex::pkgAcqSubIndex(pkgAcquire *Owner, string const &URI,
- string const &URIDesc, string const &ShortDesc,
- HashStringList const &ExpectedHashes)
- : Item(Owner, ExpectedHashes)
-{
- /* XXX: Beware: Currently this class does nothing (of value) anymore ! */
- Debug = _config->FindB("Debug::pkgAcquire::SubIndex",false);
-
- DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI);
-
- Desc.URI = URI;
- Desc.Description = URIDesc;
- Desc.Owner = this;
- Desc.ShortDesc = ShortDesc;
-
- QueueURI(Desc);
-
- if(Debug)
- std::clog << "pkgAcqSubIndex: " << Desc.URI << std::endl;
-}
- /*}}}*/
-// AcqSubIndex::Custom600Headers - Insert custom request headers /*{{{*/
-// ---------------------------------------------------------------------
-/* The only header we use is the last-modified header. */
-string pkgAcqSubIndex::Custom600Headers() const
-{
- string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(Desc.URI);
-
- struct stat Buf;
- if (stat(Final.c_str(),&Buf) != 0)
- return "\nIndex-File: true\nFail-Ignore: true\n";
- return "\nIndex-File: true\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
-}
- /*}}}*/
-void pkgAcqSubIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
-{
- if(Debug)
- std::clog << "pkgAcqSubIndex failed: " << Desc.URI << " with " << Message << std::endl;
-
- Complete = false;
- Status = StatDone;
- Dequeue();
-
- // No good Index is provided
-}
- /*}}}*/
-void pkgAcqSubIndex::Done(string Message,unsigned long long Size,HashStringList const &Hashes, /*{{{*/
- pkgAcquire::MethodConfig *Cnf)
-{
- if(Debug)
- std::clog << "pkgAcqSubIndex::Done(): " << Desc.URI << std::endl;
-
- string FileName = LookupTag(Message,"Filename");
- if (FileName.empty() == true)
- {
- Status = StatError;
- ErrorText = "Method gave a blank filename";
- return;
- }
-
- if (FileName != DestFile)
- {
- Local = true;
- Desc.URI = "copy:" + FileName;
- QueueURI(Desc);
- return;
- }
-
- Item::Done(Message, Size, Hashes, Cnf);
-
- string FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(Desc.URI);
-
- /* Downloaded invalid transindex => Error (LP: #346386) (Closes: #627642) */
- indexRecords SubIndexParser;
- if (FileExists(DestFile) == true && !SubIndexParser.Load(DestFile)) {
- Status = StatError;
- ErrorText = SubIndexParser.ErrorText;
- return;
- }
-
- // success in downloading the index
- // rename the index
- if(Debug)
- std::clog << "Renaming: " << DestFile << " -> " << FinalFile << std::endl;
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
- DestFile = FinalFile;
-
- if(ParseIndex(DestFile) == false)
- return Failed("", NULL);
-
- Complete = true;
- Status = StatDone;
- Dequeue();
- return;
-}
- /*}}}*/
-bool pkgAcqSubIndex::ParseIndex(string const &IndexFile) /*{{{*/
-{
- indexRecords SubIndexParser;
- if (FileExists(IndexFile) == false || SubIndexParser.Load(IndexFile) == false)
- return false;
- // so something with the downloaded index
- return true;
-}
- /*}}}*/
// AcqDiffIndex::AcqDiffIndex - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* Get the DiffIndex file first and see if there are patches available
* the original packages file
*/
pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
+ pkgAcqMetaBase *TransactionManager,
IndexTarget const * const Target,
HashStringList const &ExpectedHashes,
indexRecords *MetaIndexParser)
- : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser)
+ : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes,
+ MetaIndexParser), PackagesFileReadyInPartial(false)
{
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;
// we have the same sha1 as the server so we are done here
if(Debug)
std::clog << "Package file is up-to-date" << std::endl;
+ // ensure we have no leftovers from previous runs
+ std::string Partial = _config->FindDir("Dir::State::lists");
+ Partial += "partial/" + URItoFileName(RealURI);
+ unlink(Partial.c_str());
// 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, Target, ExpectedHashes, MetaIndexParser,
+ new pkgAcqIndexDiffs(Owner, TransactionManager, Target,
+ ExpectedHashes, MetaIndexParser,
ServerSha1, available_patches);
return true;
}
// we have something, queue the next diff
if(found)
{
+ // FIXME: make this use the method
+ PackagesFileReadyInPartial = true;
+ std::string Partial = _config->FindDir("Dir::State::lists");
+ Partial += "partial/" + URItoFileName(RealURI);
+
+ FileFd From(CurrentPackagesFile, FileFd::ReadOnly);
+ FileFd To(Partial, FileFd::WriteEmpty);
+ if(CopyFile(From, To) == false)
+ return _error->Errno("CopyFile", "failed to copy");
+
+ if(Debug)
+ std::cerr << "Done copying " << CurrentPackagesFile
+ << " -> " << Partial
+ << std::endl;
+
// queue the diffs
string::size_type const last_space = Description.rfind(" ");
if(last_space != string::npos)
if (pdiff_merge == false)
{
- new pkgAcqIndexDiffs(Owner, Target, ExpectedHashes, MetaIndexParser,
+ new pkgAcqIndexDiffs(Owner, TransactionManager, 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, Target,
+ (*diffs)[i] = new pkgAcqIndexMergeDiffs(Owner,
+ TransactionManager,
+ Target,
ExpectedHashes,
MetaIndexParser,
available_patches[i],
diffs);
}
- Complete = false;
- Status = StatDone;
- Dequeue();
- return true;
+ Complete = false;
+ Status = StatDone;
+ Dequeue();
+ return true;
}
}
std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
<< "Falling back to normal index file acquire" << std::endl;
- new pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser);
+ new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
Complete = false;
Status = StatDone;
* for each diff and the index
*/
pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
+ pkgAcqMetaBase *TransactionManager,
struct IndexTarget const * const Target,
HashStringList const &ExpectedHashes,
indexRecords *MetaIndexParser,
string ServerSha1,
vector<DiffInfo> diffs)
- : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser),
+ : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
available_patches(diffs), ServerSha1(ServerSha1)
{
if(available_patches.empty() == true)
{
- // we are done (yeah!)
+ // we are done (yeah!), check hashes against the final file
+ DestFile = _config->FindDir("Dir::State::lists");
+ DestFile += URItoFileName(Target->URI);
Finish(true);
}
else
if(Debug)
std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << " with " << Message << std::endl
<< "Falling back to normal index file acquire" << std::endl;
- new pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser);
+ new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
Finish();
}
/*}}}*/
// Finish - helper that cleans the item out of the fetcher queue /*{{{*/
void pkgAcqIndexDiffs::Finish(bool allDone)
{
+ if(Debug)
+ std::clog << "pkgAcqIndexDiffs::Finish(): "
+ << allDone << " "
+ << Desc.URI << std::endl;
+
// we restore the original name, this is required, otherwise
// the file will be cleaned
if(allDone)
{
- DestFile = _config->FindDir("Dir::State::lists");
- DestFile += URItoFileName(RealURI);
-
if(HashSums().usable() && !HashSums().VerifyFile(DestFile))
{
RenameOnError(HashSumMismatch);
return;
}
+ // queue for copy
+ PartialFile = _config->FindDir("Dir::State::lists")+"partial/"+URItoFileName(RealURI);
+
+ DestFile = _config->FindDir("Dir::State::lists");
+ DestFile += URItoFileName(RealURI);
+
+ // this happens if we have a up-to-date indexfile
+ if(!FileExists(PartialFile))
+ PartialFile = DestFile;
+
// this is for the "real" finish
Complete = true;
Status = StatDone;
/*}}}*/
bool pkgAcqIndexDiffs::QueueNextDiff() /*{{{*/
{
-
// calc sha1 of the just patched file
string FinalFile = _config->FindDir("Dir::State::lists");
- FinalFile += URItoFileName(RealURI);
+ FinalFile += "partial/" + URItoFileName(RealURI);
+
+ if(!FileExists(FinalFile))
+ {
+ Failed("No FinalFile " + FinalFile + " available", NULL);
+ return false;
+ }
FileFd fd(FinalFile, FileFd::ReadOnly);
SHA1Summation SHA1;
std::clog << "QueueNextDiff: "
<< FinalFile << " (" << local_sha1 << ")"<<std::endl;
+
// final file reached before all patches are applied
if(local_sha1 == ServerSha1)
{
// error checking and falling back if no patch was found
if(available_patches.empty() == true)
{
- Failed("", NULL);
+ Failed("No patches available", NULL);
return false;
}
Item::Done(Message, Size, Hashes, Cnf);
string FinalFile;
- FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
+ FinalFile = _config->FindDir("Dir::State::lists")+"partial/"+URItoFileName(RealURI);
// success in downloading a diff, enter ApplyDiff state
if(State == StateFetchDiff)
Local = true;
Desc.URI = "rred:" + FinalFile;
QueueURI(Desc);
+ ActiveSubprocess = "rred";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
Mode = "rred";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
return;
}
// see if there is more to download
if(available_patches.empty() == false) {
- new pkgAcqIndexDiffs(Owner, Target,
+ new pkgAcqIndexDiffs(Owner, TransactionManager, Target,
ExpectedHashes, MetaIndexParser,
ServerSha1, available_patches);
return Finish();
} else
+ // update
+ DestFile = FinalFile;
return Finish(true);
}
}
/*}}}*/
// AcqIndexMergeDiffs::AcqIndexMergeDiffs - Constructor /*{{{*/
pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
+ pkgAcqMetaBase *TransactionManager,
struct IndexTarget const * const Target,
HashStringList const &ExpectedHashes,
indexRecords *MetaIndexParser,
DiffInfo const &patch,
std::vector<pkgAcqIndexMergeDiffs*> const * const allPatches)
- : pkgAcqBaseIndex(Owner, Target, ExpectedHashes, MetaIndexParser),
+ : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
patch(patch), allPatches(allPatches), State(StateFetchDiff)
{
// first failure means we should fallback
State = StateErrorDiff;
std::clog << "Falling back to normal index file acquire" << std::endl;
- new pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser);
+ new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
}
/*}}}*/
void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,HashStringList const &Hashes, /*{{{*/
Item::Done(Message,Size,Hashes,Cnf);
- string const FinalFile = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+ string const FinalFile = _config->FindDir("Dir::State::lists") + "partial/" + URItoFileName(RealURI);
if (State == StateFetchDiff)
{
Local = true;
Desc.URI = "rred:" + FinalFile;
QueueURI(Desc);
+ ActiveSubprocess = "rred";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
Mode = "rred";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
return;
}
// success in download/apply all diffs, clean up
return;
}
+
+ std::string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+
// move the result into place
if(Debug)
- std::clog << "Moving patched file in place: " << std::endl
+ std::clog << "Queue patched file in place: " << std::endl
<< DestFile << " -> " << FinalFile << std::endl;
- Rename(DestFile, FinalFile);
- chmod(FinalFile.c_str(), 0644);
- // otherwise lists cleanup will eat the file
+ // queue for copy by the transaction manager
+ PartialFile = DestFile;
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";
+ std::string PartialFile = _config->FindDir("Dir::State::lists");
+ PartialFile += "partial/" + URItoFileName(RealURI);
+ std::string patch = PartialFile + ".ed." + (*I)->patch.file + ".gz";
+ std::cerr << patch << std::endl;
unlink(patch.c_str());
}
instantiated to fetch the revision file */
pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
string URI,string URIDesc,string ShortDesc,
- HashStringList const &ExpectedHash, string comprExt)
- : pkgAcqBaseIndex(Owner, NULL, ExpectedHash, NULL), RealURI(URI)
+ HashStringList const &ExpectedHash)
+ : pkgAcqBaseIndex(Owner, 0, NULL, ExpectedHash, NULL), RealURI(URI)
{
- if(comprExt.empty() == true)
- {
- // autoselect the compression method
- std::vector<std::string> types = APT::Configuration::getCompressionTypes();
- for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
- comprExt.append(*t).append(" ");
- if (comprExt.empty() == false)
- comprExt.erase(comprExt.end()-1);
- }
- CompressionExtension = comprExt;
-
- Verify = true;
-
+ AutoSelectCompression();
Init(URI, URIDesc, ShortDesc);
+
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "New pkgIndex with TransactionManager "
+ << TransactionManager << std::endl;
}
-pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
+ /*}}}*/
+// AcqIndex::AcqIndex - Constructor /*{{{*/
+// ---------------------------------------------------------------------
+pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
+ pkgAcqMetaBase *TransactionManager,
+ IndexTarget const *Target,
HashStringList const &ExpectedHash,
indexRecords *MetaIndexParser)
- : pkgAcqBaseIndex(Owner, Target, ExpectedHash, MetaIndexParser),
- RealURI(Target->URI)
+ : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHash,
+ MetaIndexParser), RealURI(Target->URI)
{
// autoselect the compression method
+ AutoSelectCompression();
+ Init(Target->URI, Target->Description, Target->ShortDesc);
+
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "New pkgIndex with TransactionManager "
+ << TransactionManager << std::endl;
+}
+ /*}}}*/
+// AcqIndex::AutoSelectCompression - Select compression /*{{{*/
+// ---------------------------------------------------------------------
+void pkgAcqIndex::AutoSelectCompression()
+{
std::vector<std::string> types = APT::Configuration::getCompressionTypes();
CompressionExtension = "";
if (ExpectedHashes.usable())
}
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);
}
- /*}}}*/
// AcqIndex::Init - defered Constructor /*{{{*/
-void pkgAcqIndex::Init(string const &URI, string const &URIDesc, string const &ShortDesc) {
+// ---------------------------------------------------------------------
+void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
+ string const &ShortDesc)
+{
Decompression = false;
Erase = false;
DestFile += URItoFileName(URI);
std::string const comprExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
- std::string MetaKey;
if (comprExt == "uncompressed")
{
Desc.URI = URI;
else
{
Desc.URI = URI + '.' + comprExt;
+ DestFile = DestFile + '.' + comprExt;
if(Target)
MetaKey = string(Target->MetaKey) + '.' + comprExt;
}
indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey);
if(Record)
FileSize = Record->Size;
+
+ InitByHashIfNeeded(MetaKey);
}
- // do the request by-hash
- if(_config->FindB("APT::Acquire::By-Hash", false) == true &&
- MetaIndexParser)
+ Desc.Description = URIDesc;
+ Desc.Owner = this;
+ Desc.ShortDesc = ShortDesc;
+
+ 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: make the hash used a config option or read from release file
- const HashString *TargetHash = Record->Hashes.find("SHA256");
- std::string ByHash = "/by-hash/" + TargetHash->HashValue();
+ // 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);
- std::cerr << Desc.URI << std::endl;
+ 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());
+ _error->Warning(
+ "Fetching ByHash requested but can not find record for %s",
+ MetaKey.c_str());
}
}
-
- Desc.Description = URIDesc;
- Desc.Owner = this;
- Desc.ShortDesc = ShortDesc;
-
- QueueURI(Desc);
}
/*}}}*/
// AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/
/* The only header we use is the last-modified header. */
string pkgAcqIndex::Custom600Headers() const
{
- string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(RealURI);
- if (_config->FindB("Acquire::GzipIndexes",false))
- Final += ".gz";
+ string Final = GetFinalFilename();
string msg = "\nIndex-File: true";
- // FIXME: this really should use "IndexTarget::IsOptional()" but that
- // seems to be difficult without breaking ABI
- if (ShortDesc().find("Translation") != 0)
- msg += "\nFail-Ignore: true";
struct stat Buf;
if (stat(Final.c_str(),&Buf) == 0)
msg += "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
return msg;
}
/*}}}*/
+// pkgAcqIndex::Failed - getting the indexfile failed /*{{{*/
+// ---------------------------------------------------------------------
+/* */
void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
{
size_t const nextExt = CompressionExtension.find(' ');
}
Item::Failed(Message,Cnf);
+
+ /// cancel the entire transaction
+ TransactionManager->AbortTransaction();
}
/*}}}*/
+// pkgAcqIndex::GetFinalFilename - Return the full final file path /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+std::string pkgAcqIndex::GetFinalFilename() const
+{
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+ std::string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+ if (_config->FindB("Acquire::GzipIndexes",false) == true)
+ FinalFile += '.' + compExt;
+ return FinalFile;
+}
+ /*}}}*/
+// AcqIndex::ReverifyAfterIMS - Reverify index after an ims-hit /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+void pkgAcqIndex::ReverifyAfterIMS()
+{
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+
+ // update destfile to *not* include the compression extension when doing
+ // a reverify (as its uncompressed on disk already)
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(RealURI);
+
+ // adjust DestFile if its compressed on disk
+ if (_config->FindB("Acquire::GzipIndexes",false) == true)
+ DestFile += '.' + compExt;
+
+ // copy FinalFile into partial/ so that we check the hash again
+ string FinalFile = GetFinalFilename();
+ Decompression = true;
+ Desc.URI = "copy:" + FinalFile;
+ QueueURI(Desc);
+}
+ /*}}}*/
// AcqIndex::Done - Finished a fetch /*{{{*/
// ---------------------------------------------------------------------
/* This goes through a number of states.. On the initial fetch the
method could possibly return an alternate filename which points
to the uncompressed version of the file. If this is so the file
is copied into the partial directory. In all other cases the file
- is decompressed with a gzip uri. */
-void pkgAcqIndex::Done(string Message,unsigned long long Size,HashStringList const &Hashes,
+ is decompressed with a compressed uri. */
+void pkgAcqIndex::Done(string Message, unsigned long long Size,
+ HashStringList const &Hashes,
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);
+ Failed(Message, Cfg);
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::ReadOnly, FileFd::Extension);
+ // Only test for correctness if the content of 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);
+ Failed(Message, Cfg);
+ return;
}
}
- // Done, move it into position
- string FinalFile = _config->FindDir("Dir::State::lists");
- FinalFile += URItoFileName(RealURI);
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
+ // FIXME: can we void the "Erase" bool here as its very non-local?
+ std::string CompressedFile = _config->FindDir("Dir::State::lists") + "partial/";
+ CompressedFile += URItoFileName(RealURI);
- /* We restore the original name to DestFile so that the clean operation
- will work OK */
- DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(RealURI);
-
// Remove the compressed version.
if (Erase == true)
- unlink(DestFile.c_str());
+ unlink(CompressedFile.c_str());
+
+ // Done, queue for rename on transaction finished
+ PartialFile = DestFile;
+ DestFile = GetFinalFilename();
return;
}
+
+ // FIXME: use the same method to find
+ // check the compressed hash too
+ if(MetaKey != "" && Hashes.size() > 0)
+ {
+ indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey);
+ if(Record && Record->Hashes.usable() && Hashes != Record->Hashes)
+ {
+ RenameOnError(HashSumMismatch);
+ printHashSumComparision(RealURI, Record->Hashes, Hashes);
+ Failed(Message, Cfg);
+ return;
+ }
+ }
Erase = false;
Complete = true;
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";
Desc.URI = "copy:" + FileName;
QueueURI(Desc);
+ ActiveSubprocess = "copy";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
Mode = "copy";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
return;
}
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, reverify by copy into partial/
+ if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ {
+ Erase = false;
+ ReverifyAfterIMS();
+#if 0 // ???
+ // set destfile to the final destfile
+ if(_config->FindB("Acquire::GzipIndexes",false) == false)
+ {
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(RealURI);
+ }
+
+ ReverifyAfterIMS(FileName);
+#endif
+ 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/";
- DestFile += URItoFileName(RealURI) + ".gz";
+ // If we enable compressed indexes, queue for hash verification
+ if (_config->FindB("Acquire::GzipIndexes",false))
+ {
+ DestFile = _config->FindDir("Dir::State::lists");
+ DestFile += URItoFileName(RealURI) + '.' + compExt;
+
+ Decompression = true;
+ Desc.URI = "copy:" + FileName;
+ QueueURI(Desc);
+
return;
}
Desc.URI = decompProg + ":" + FileName;
QueueURI(Desc);
- // FIXME: this points to a c++ string that goes out of scope
- Mode = decompProg.c_str();
+ ActiveSubprocess = decompProg;
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+ Mode = ActiveSubprocess.c_str();
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
}
/*}}}*/
// AcqIndexTrans::pkgAcqIndexTrans - Constructor /*{{{*/
/* The Translation file is added to the queue */
pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner,
string URI,string URIDesc,string ShortDesc)
- : pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashStringList(), "")
+ : pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashStringList())
{
}
-pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, IndexTarget const * const Target,
- HashStringList const &ExpectedHashes, indexRecords *MetaIndexParser)
- : pkgAcqIndex(Owner, Target, ExpectedHashes, MetaIndexParser)
+ /*}}}*/
+pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner,
+ pkgAcqMetaBase *TransactionManager,
+ IndexTarget const * const Target,
+ HashStringList const &ExpectedHashes,
+ indexRecords *MetaIndexParser)
+ : pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser)
{
// load the filesize
indexRecords::checkSum *Record = MetaIndexParser->Lookup(string(Target->MetaKey));
// ---------------------------------------------------------------------
string pkgAcqIndexTrans::Custom600Headers() const
{
- string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(RealURI);
+ string Final = GetFinalFilename();
struct stat Buf;
if (stat(Final.c_str(),&Buf) != 0)
return;
}
+ // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
{
Item::Failed(Message,Cnf);
}
/*}}}*/
-pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner, /*{{{*/
+
+void pkgAcqMetaBase::Add(Item *I)
+{
+ Transaction.push_back(I);
+}
+
+void pkgAcqMetaBase::AbortTransaction()
+{
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "AbortTransaction: " << TransactionManager << std::endl;
+
+ // ensure the toplevel is in error state too
+ for (std::vector<Item*>::iterator I = Transaction.begin();
+ I != Transaction.end(); ++I)
+ {
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << " Cancel: " << (*I)->DestFile << std::endl;
+ // the transaction will abort, so stop anything that is idle
+ if ((*I)->Status == pkgAcquire::Item::StatIdle)
+ (*I)->Status = pkgAcquire::Item::StatDone;
+ }
+}
+ /*}}}*/
+bool pkgAcqMetaBase::TransactionHasError()
+{
+ for (pkgAcquire::ItemIterator I = Transaction.begin();
+ I != Transaction.end(); ++I)
+ if((*I)->Status != pkgAcquire::Item::StatDone &&
+ (*I)->Status != pkgAcquire::Item::StatIdle)
+ return true;
+
+ return false;
+}
+// Acquire::CommitTransaction - Commit a transaction /*{{{*/
+void pkgAcqMetaBase::CommitTransaction()
+{
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "CommitTransaction: " << this << std::endl;
+
+ // move new files into place *and* remove files that are not
+ // part of the transaction but are still on disk
+ for (std::vector<Item*>::iterator I = Transaction.begin();
+ I != Transaction.end(); ++I)
+ {
+ if((*I)->PartialFile != "")
+ {
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "mv "
+ << (*I)->PartialFile << " -> "
+ << (*I)->DestFile << " "
+ << (*I)->DescURI()
+ << std::endl;
+ Rename((*I)->PartialFile, (*I)->DestFile);
+ chmod((*I)->DestFile.c_str(),0644);
+ } else {
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "rm "
+ << (*I)->DestFile
+ << " "
+ << (*I)->DescURI()
+ << std::endl;
+ unlink((*I)->DestFile.c_str());
+ }
+ // mark that this transaction is finished
+ (*I)->TransactionManager = 0;
+ }
+}
+
+ /*{{{*/
+bool pkgAcqMetaBase::GenerateAuthWarning(const std::string &RealURI,
+ const std::string &Message)
+{
+ string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+
+ if(FileExists(Final))
+ {
+ Status = StatTransientNetworkError;
+ _error->Warning(_("An error occurred during the signature "
+ "verification. The repository is not updated "
+ "and the previous index files will be used. "
+ "GPG error: %s: %s\n"),
+ Desc.Description.c_str(),
+ LookupTag(Message,"Message").c_str());
+ RunScripts("APT::Update::Auth-Failure");
+ return true;
+ } else if (LookupTag(Message,"Message").find("NODATA") != string::npos) {
+ /* Invalid signature file, reject (LP: #346386) (Closes: #627642) */
+ _error->Error(_("GPG error: %s: %s"),
+ Desc.Description.c_str(),
+ LookupTag(Message,"Message").c_str());
+ Status = StatError;
+ return true;
+ } else {
+ _error->Warning(_("GPG error: %s: %s"),
+ Desc.Description.c_str(),
+ LookupTag(Message,"Message").c_str());
+ }
+ // gpgv method failed
+ ReportMirrorFailure("GPGFailure");
+ return false;
+}
+ /*}}}*/
+
+
+pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner, /*{{{*/
+ pkgAcqMetaBase *TransactionManager,
string URI,string URIDesc,string ShortDesc,
- string MetaIndexURI, string MetaIndexURIDesc,
- string MetaIndexShortDesc,
+ string MetaIndexFile,
const vector<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
- Item(Owner, HashStringList()), RealURI(URI), MetaIndexURI(MetaIndexURI),
- MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
- MetaIndexParser(MetaIndexParser), IndexTargets(IndexTargets)
+ pkgAcqMetaBase(Owner, IndexTargets, MetaIndexParser,
+ HashStringList(), TransactionManager),
+ RealURI(URI), MetaIndexFile(MetaIndexFile), URIDesc(URIDesc),
+ ShortDesc(ShortDesc), AuthPass(false), IMSHit(false)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(URI);
// partial download anyway
unlink(DestFile.c_str());
+ // set the TransactionManager
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "New pkgAcqMetaSig with TransactionManager "
+ << TransactionManager << std::endl;
+
// Create the item
Desc.Description = URIDesc;
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
Desc.URI = URI;
-
- string Final = _config->FindDir("Dir::State::lists");
- Final += URItoFileName(RealURI);
- 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 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
- LastGoodSig = DestFile+".reverify";
- Rename(Final,LastGoodSig);
- }
-
- // we expect the indextargets + one additional Release file
- ExpectedAdditionalItems = IndexTargets->size() + 1;
QueueURI(Desc);
}
/*}}}*/
pkgAcqMetaSig::~pkgAcqMetaSig() /*{{{*/
{
- // if the file was never queued undo file-changes done in the constructor
- if (QueueCounter == 1 && Status == StatIdle && FileSize == 0 && Complete == false &&
- LastGoodSig.empty() == false)
- {
- string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
- if (RealFileExists(Final) == false && RealFileExists(LastGoodSig) == true)
- Rename(LastGoodSig, Final);
- }
-
}
/*}}}*/
// pkgAcqMetaSig::Custom600Headers - Insert custom request headers /*{{{*/
/* The only header we use is the last-modified header. */
string pkgAcqMetaSig::Custom600Headers() const
{
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+
struct stat Buf;
- if (stat(LastGoodSig.c_str(),&Buf) != 0)
+ if (stat(FinalFile.c_str(),&Buf) != 0)
return "\nIndex-File: true";
return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
return;
}
- Complete = true;
+ if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ IMSHit = true;
- // at this point pkgAcqMetaIndex takes over
- ExpectedAdditionalItems = 0;
+ // adjust paths if its a ims-hit
+ if(IMSHit)
+ {
+ string FinalFile = _config->FindDir("Dir::State::lists");
+ FinalFile += URItoFileName(RealURI);
+
+ DestFile = PartialFile = FinalFile;
+ }
- // put the last known good file back on i-m-s hit (it will
- // be re-verified again)
- // Else do nothing, we have the new file in DestFile then
- if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
- Rename(LastGoodSig, DestFile);
+ // queue for verify
+ if(AuthPass == false)
+ {
+ AuthPass = true;
+ Desc.URI = "gpgv:" + DestFile;
+ DestFile = MetaIndexFile;
+ QueueURI(Desc);
+ return;
+ }
+
+ // queue to copy the file in place if it was not a ims hit, on ims
+ // hit the file is already at the right place
+ if(IMSHit == false)
+ {
+ PartialFile = _config->FindDir("Dir::State::lists") + "partial/";
+ PartialFile += URItoFileName(RealURI);
+
+ DestFile = _config->FindDir("Dir::State::lists");
+ DestFile += URItoFileName(RealURI);
+ }
- // queue a pkgAcqMetaIndex to be verified against the sig we just retrieved
- new pkgAcqMetaIndex(Owner, MetaIndexURI, MetaIndexURIDesc,
- MetaIndexShortDesc, DestFile, IndexTargets,
- MetaIndexParser);
+ // we parse the MetaIndexFile here because at this point we can
+ // trust the data
+ if(AuthPass == true)
+ {
+ // load indexes and queue further downloads
+ MetaIndexParser->Load(MetaIndexFile);
+ QueueIndexes(true);
+ }
+ Complete = true;
}
/*}}}*/
void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
{
string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+
+ // FIXME: meh, this is not really elegant
+ string InReleaseURI = RealURI.replace(RealURI.rfind("Release.gpg"), 12,
+ "InRelease");
+ string FinalInRelease = _config->FindDir("Dir::State::lists") + URItoFileName(InReleaseURI);
+
+ if(RealFileExists(Final) || RealFileExists(FinalInRelease))
+ {
+ _error->Error("The repository '%s' is no longer signed.",
+ URIDesc.c_str());
+ Rename(MetaIndexFile, MetaIndexFile+".FAILED");
+ Status = pkgAcquire::Item::StatError;
+ TransactionManager->AbortTransaction();
+ return;
+ }
- // at this point pkgAcqMetaIndex takes over
- ExpectedAdditionalItems = 0;
+ // this ensures that any file in the lists/ dir is removed by the
+ // transaction
+ DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+ DestFile += URItoFileName(RealURI);
+ PartialFile = "";
- // if we get a network error we fail gracefully
- if(Status == StatTransientNetworkError)
+ // FIXME: duplicated code from pkgAcqMetaIndex
+ if (AuthPass == true)
{
- Item::Failed(Message,Cnf);
- // move the sigfile back on transient network failures
- if(FileExists(LastGoodSig))
- Rename(LastGoodSig,Final);
-
- // set the status back to , Item::Failed likes to reset it
- Status = pkgAcquire::Item::StatTransientNetworkError;
- return;
+ bool Stop = GenerateAuthWarning(RealURI, Message);
+ if(Stop)
+ return;
}
- // Delete any existing sigfile when the acquire failed
- unlink(Final.c_str());
-
- // queue a pkgAcqMetaIndex with no sigfile
- new pkgAcqMetaIndex(Owner, MetaIndexURI, MetaIndexURIDesc, MetaIndexShortDesc,
- "", IndexTargets, MetaIndexParser);
+ // only allow going further if the users explicitely wants it
+ if(_config->FindB("APT::Get::AllowUnauthenticated", false) == true)
+ {
+ // we parse the indexes here because at this point the user wanted
+ // a repository that may potentially harm him
+ MetaIndexParser->Load(MetaIndexFile);
+ QueueIndexes(true);
+ }
+ else
+ {
+ _error->Warning("Use --allow-unauthenticated to force the update");
+ }
+ // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
{
Dequeue();
return;
}
-
Item::Failed(Message,Cnf);
}
/*}}}*/
pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner, /*{{{*/
+ pkgAcqMetaBase *TransactionManager,
string URI,string URIDesc,string ShortDesc,
- string SigFile,
+ string MetaIndexSigURI,string MetaIndexSigURIDesc, string MetaIndexSigShortDesc,
const vector<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
- Item(Owner, HashStringList()), RealURI(URI), SigFile(SigFile), IndexTargets(IndexTargets),
- MetaIndexParser(MetaIndexParser), AuthPass(false), IMSHit(false)
+ pkgAcqMetaBase(Owner, IndexTargets, MetaIndexParser, HashStringList(),
+ TransactionManager),
+ RealURI(URI), URIDesc(URIDesc), ShortDesc(ShortDesc),
+ AuthPass(false), IMSHit(false),
+ MetaIndexSigURI(MetaIndexSigURI), MetaIndexSigURIDesc(MetaIndexSigURIDesc),
+ MetaIndexSigShortDesc(MetaIndexSigShortDesc)
+{
+ if(TransactionManager == NULL)
+ {
+ this->TransactionManager = this;
+ this->TransactionManager->Add(this);
+ }
+
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "New pkgAcqMetaIndex with TransactionManager "
+ << this->TransactionManager << std::endl;
+
+
+ Init(URIDesc, ShortDesc);
+}
+ /*}}}*/
+// pkgAcqMetaIndex::Init - Delayed constructor /*{{{*/
+void pkgAcqMetaIndex::Init(std::string URIDesc, std::string ShortDesc)
{
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
- DestFile += URItoFileName(URI);
+ DestFile += URItoFileName(RealURI);
// Create the item
Desc.Description = URIDesc;
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
- Desc.URI = URI;
+ Desc.URI = RealURI;
// we expect more item
ExpectedAdditionalItems = IndexTargets->size();
-
QueueURI(Desc);
}
- /*}}}*/
// pkgAcqMetaIndex::Custom600Headers - Insert custom request headers /*{{{*/
// ---------------------------------------------------------------------
/* The only header we use is the last-modified header. */
// Still more retrieving to do
return;
- if (SigFile == "")
- {
- // There was no signature file, so we are finished. Download
- // the indexes and do only hashsum verification if possible
- MetaIndexParser->Load(DestFile);
- QueueIndexes(false);
- }
- else
+ if (SigFile != "")
{
- // FIXME: move this into pkgAcqMetaClearSig::Done on the next
- // ABI break
-
- // if we expect a ClearTextSignature (InRelase), ensure that
- // this is what we get and if not fail to queue a
- // Release/Release.gpg, see #346386
- if (SigFile == DestFile && !StartsWithGPGClearTextSignature(DestFile))
- {
- Failed(Message, Cfg);
- return;
- }
-
// There was a signature file, so pass it to gpgv for
// verification
if (_config->FindB("Debug::pkgAcquire::Auth", false))
AuthPass = true;
Desc.URI = "gpgv:" + SigFile;
QueueURI(Desc);
- Mode = "gpgv";
+ ActiveSubprocess = "gpgv";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic push
+ #pragma GCC diagnostic ignored "-Wdeprecated-declarations"
+#endif
+ Mode = "gpgv";
+#if __GNUC__ >= 4
+ #pragma GCC diagnostic pop
+#endif
return;
}
}
FinalFile += URItoFileName(RealURI);
if (SigFile == DestFile)
SigFile = FinalFile;
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
+ // queue for copy in place
+ PartialFile = DestFile;
DestFile = FinalFile;
}
}
if (SigFile == DestFile)
{
SigFile = FinalFile;
+#if 0
// constructor of pkgAcqMetaClearSig moved it out of the way,
// now move it back in on IMS hit for the 'old' file
string const OldClearSig = DestFile + ".reverify";
if (RealFileExists(OldClearSig) == true)
Rename(OldClearSig, FinalFile);
+#endif
}
DestFile = FinalFile;
}
+
+ // queue a signature
+ if(SigFile != DestFile)
+ new pkgAcqMetaSig(Owner, TransactionManager,
+ MetaIndexSigURI, MetaIndexSigURIDesc,
+ MetaIndexSigShortDesc, DestFile, IndexTargets,
+ MetaIndexParser);
+
Complete = true;
}
/*}}}*/
std::cerr << "Signature verification succeeded: "
<< DestFile << std::endl;
- // Download further indexes with verification
+// we ensure this by other means
+#if 0
+ // 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
+ std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ {
+ index += '.' + (*t);
+ unlink(index.c_str());
+ }
+ }
+ }
+#endif
+
+ // Download further indexes with verification
+ //
+ // it would be really nice if we could simply do
+ // if (IMSHit == false) QueueIndexes(true)
+ // and skip the download if the Release file has not changed
+ // - but right now the list cleaner will needs to be tricked
+ // to not delete all our packages/source indexes in this case
QueueIndexes(true);
+#if 0
// is it a clearsigned MetaIndex file?
if (DestFile == SigFile)
return;
URItoFileName(RealURI) + ".gpg";
Rename(SigFile,VerifiedSigFile);
chmod(VerifiedSigFile.c_str(),0644);
+#endif
}
/*}}}*/
-void pkgAcqMetaIndex::QueueIndexes(bool verify) /*{{{*/
+void pkgAcqMetaBase::QueueIndexes(bool verify) /*{{{*/
{
-#if 0
- /* Reject invalid, existing Release files (LP: #346386) (Closes: #627642)
- * FIXME: Disabled; it breaks unsigned repositories without hashes */
- if (!verify && FileExists(DestFile) && !MetaIndexParser->Load(DestFile))
- {
- Status = StatError;
- ErrorText = MetaIndexParser->ErrorText;
- return;
- }
-#endif
bool transInRelease = false;
{
std::vector<std::string> const keys = MetaIndexParser->MetaKeys();
// at this point the real Items are loaded in the fetcher
ExpectedAdditionalItems = 0;
-
for (vector <IndexTarget*>::const_iterator Target = IndexTargets->begin();
Target != IndexTargets->end();
++Target)
if ((*Target)->IsOptional() == true)
{
- if ((*Target)->IsSubIndex() == true)
- new pkgAcqSubIndex(Owner, (*Target)->URI, (*Target)->Description,
- (*Target)->ShortDesc, ExpectedIndexHashes);
- else if (transInRelease == false || Record != NULL || compressedAvailable == true)
+ if (transInRelease == false || Record != NULL || compressedAvailable == true)
{
if (_config->FindB("Acquire::PDiffs",true) == true && transInRelease == true &&
MetaIndexParser->Exists((*Target)->MetaKey + ".diff/Index") == true)
- new pkgAcqDiffIndex(Owner, *Target, ExpectedIndexHashes, MetaIndexParser);
+ new pkgAcqDiffIndex(Owner, TransactionManager, *Target, ExpectedIndexHashes, MetaIndexParser);
else
- new pkgAcqIndexTrans(Owner, *Target, ExpectedIndexHashes, MetaIndexParser);
+ new pkgAcqIndexTrans(Owner, TransactionManager, *Target, ExpectedIndexHashes, MetaIndexParser);
}
continue;
}
instead, but passing the required info to it is to much hassle */
if(_config->FindB("Acquire::PDiffs",true) == true && (verify == false ||
MetaIndexParser->Exists((*Target)->MetaKey + ".diff/Index") == true))
- new pkgAcqDiffIndex(Owner, *Target, ExpectedIndexHashes, MetaIndexParser);
+ new pkgAcqDiffIndex(Owner, TransactionManager, *Target, ExpectedIndexHashes, MetaIndexParser);
else
- new pkgAcqIndex(Owner, *Target, ExpectedIndexHashes, MetaIndexParser);
+ new pkgAcqIndex(Owner, TransactionManager, *Target, ExpectedIndexHashes, MetaIndexParser);
}
}
/*}}}*/
// 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*/)
{
+ string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+
if (AuthPass == true)
{
- // gpgv method failed, if we have a good signature
- string LastGoodSigFile = _config->FindDir("Dir::State::lists").append("partial/").append(URItoFileName(RealURI));
- if (DestFile != SigFile)
- LastGoodSigFile.append(".gpg");
- LastGoodSigFile.append(".reverify");
-
- if(FileExists(LastGoodSigFile))
- {
- string VerifiedSigFile = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
- if (DestFile != SigFile)
- VerifiedSigFile.append(".gpg");
- Rename(LastGoodSigFile, VerifiedSigFile);
- Status = StatTransientNetworkError;
- _error->Warning(_("An error occurred during the signature "
- "verification. The repository is not updated "
- "and the previous index files will be used. "
- "GPG error: %s: %s\n"),
- Desc.Description.c_str(),
- LookupTag(Message,"Message").c_str());
- RunScripts("APT::Update::Auth-Failure");
- return;
- } else if (LookupTag(Message,"Message").find("NODATA") != string::npos) {
- /* Invalid signature file, reject (LP: #346386) (Closes: #627642) */
- _error->Error(_("GPG error: %s: %s"),
- Desc.Description.c_str(),
- LookupTag(Message,"Message").c_str());
- return;
- } else {
- _error->Warning(_("GPG error: %s: %s"),
- Desc.Description.c_str(),
- LookupTag(Message,"Message").c_str());
- }
- // gpgv method failed
- ReportMirrorFailure("GPGFailure");
+ bool Stop = GenerateAuthWarning(RealURI, Message);
+ if(Stop)
+ return;
}
/* Always move the meta index, even if gpgv failed. This ensures
* that PackageFile objects are correctly filled in */
- if (FileExists(DestFile)) {
+ if (FileExists(DestFile))
+ {
string FinalFile = _config->FindDir("Dir::State::lists");
FinalFile += URItoFileName(RealURI);
/* InRelease files become Release files, otherwise
"Release");
SigFile = FinalFile;
}
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
+ // Done, queue for rename on transaction finished
+ PartialFile = DestFile;
DestFile = FinalFile;
}
+ _error->Warning(_("The data from '%s' is not signed. Packages "
+ "from that repository can not be authenticated."),
+ URIDesc.c_str());
+
// No Release file was present, or verification failed, so fall
// back to queueing Packages files without verification
- QueueIndexes(false);
+ // only allow going further if the users explicitely wants it
+ if(_config->FindB("APT::Get::AllowUnauthenticated", false) == true)
+ {
+ QueueIndexes(false);
+ } else {
+ // warn if the repository is unsinged
+ _error->Warning("Use --allow-unauthenticated to force the update");
+ }
}
/*}}}*/
+
+void pkgAcqMetaIndex::Finished()
+{
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "Finished: " << DestFile <<std::endl;
+ if(TransactionManager != NULL &&
+ TransactionManager->TransactionHasError() == false)
+ TransactionManager->CommitTransaction();
+}
+
+
pkgAcqMetaClearSig::pkgAcqMetaClearSig(pkgAcquire *Owner, /*{{{*/
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<IndexTarget*>* IndexTargets,
indexRecords* MetaIndexParser) :
- pkgAcqMetaIndex(Owner, URI, URIDesc, ShortDesc, "", IndexTargets, MetaIndexParser),
- MetaIndexURI(MetaIndexURI), MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
- MetaSigURI(MetaSigURI), MetaSigURIDesc(MetaSigURIDesc), MetaSigShortDesc(MetaSigShortDesc)
+ pkgAcqMetaIndex(Owner, NULL, URI, URIDesc, ShortDesc, MetaSigURI, MetaSigURIDesc,MetaSigShortDesc, IndexTargets, MetaIndexParser),
+ MetaIndexURI(MetaIndexURI), MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
+ MetaSigURI(MetaSigURI), MetaSigURIDesc(MetaSigURIDesc), MetaSigShortDesc(MetaSigShortDesc)
{
SigFile = DestFile;
// index targets + (worst case:) Release/Release.gpg
ExpectedAdditionalItems = IndexTargets->size() + 2;
-
+#if 0
// keep the old InRelease around in case of transistent network errors
string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
if (RealFileExists(Final) == true)
string const LastGoodSig = DestFile + ".reverify";
Rename(Final,LastGoodSig);
}
+#endif
}
/*}}}*/
pkgAcqMetaClearSig::~pkgAcqMetaClearSig() /*{{{*/
{
+#if 0
// if the file was never queued undo file-changes done in the constructor
if (QueueCounter == 1 && Status == StatIdle && FileSize == 0 && Complete == false)
{
if (RealFileExists(Final) == false && RealFileExists(LastGoodSig) == true)
Rename(LastGoodSig, Final);
}
+#endif
}
/*}}}*/
// pkgAcqMetaClearSig::Custom600Headers - Insert custom request headers /*{{{*/
struct stat Buf;
if (stat(Final.c_str(),&Buf) != 0)
{
- Final = DestFile + ".reverify";
if (stat(Final.c_str(),&Buf) != 0)
return "\nIndex-File: true\nFail-Ignore: true\n";
}
return "\nIndex-File: true\nFail-Ignore: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
}
/*}}}*/
+// pkgAcqMetaClearSig::Done - We got a file /*{{{*/
+// ---------------------------------------------------------------------
+void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long Size,
+ HashStringList const &Hashes,
+ pkgAcquire::MethodConfig *Cnf)
+{
+ // if we expect a ClearTextSignature (InRelase), ensure that
+ // this is what we get and if not fail to queue a
+ // Release/Release.gpg, see #346386
+ if (FileExists(DestFile) && !StartsWithGPGClearTextSignature(DestFile))
+ {
+ pkgAcquire::Item::Failed(Message, Cnf);
+ RenameOnError(NotClearsigned);
+ TransactionManager->AbortTransaction();
+ return;
+ }
+ pkgAcqMetaIndex::Done(Message, Size, Hashes, Cnf);
+}
+ /*}}}*/
void pkgAcqMetaClearSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
{
// we failed, we will not get additional items from this method
if (AuthPass == false)
{
- // Remove the 'old' InRelease file if we try Release.gpg now as otherwise
- // the file will stay around and gives a false-auth impression (CVE-2012-0214)
+ // Queue the 'old' InRelease file for removal if we try Release.gpg
+ // as otherwise the file will stay around and gives a false-auth
+ // impression (CVE-2012-0214)
string FinalFile = _config->FindDir("Dir::State::lists");
FinalFile.append(URItoFileName(RealURI));
- if (FileExists(FinalFile))
- unlink(FinalFile.c_str());
+ PartialFile = "";
+ DestFile = FinalFile;
- new pkgAcqMetaSig(Owner,
- MetaSigURI, MetaSigURIDesc, MetaSigShortDesc,
+ new pkgAcqMetaIndex(Owner, TransactionManager,
MetaIndexURI, MetaIndexURIDesc, MetaIndexShortDesc,
+ MetaSigURI, MetaSigURIDesc, MetaSigShortDesc,
IndexTargets, MetaIndexParser);
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message, "Transient-Failure"), false) == false)
projects / apt.git / blobdiff