for a hashsum mismatch to happen which helps nobody) */
bool pkgAcqTransactionItem::QueueURI(pkgAcquire::ItemDesc &Item)
{
+ if (TransactionManager->State != TransactionStarted)
+ {
+ if (_config->FindB("Debug::Acquire::Transaction", false))
+ std::clog << "Skip " << Target.URI << " as transaction was already dealt with!" << std::endl;
+ return false;
+ }
std::string const FinalFile = GetFinalFilename();
if (TransactionManager != NULL && TransactionManager->IMSHit == true &&
FileExists(FinalFile) == true)
bool const Debug = _config->FindB("Debug::Acquire::Transaction", false);
switch(state)
{
+ case TransactionStarted: _error->Fatal("Item %s changed to invalid transaction start state!", Target.URI.c_str()); break;
case TransactionAbort:
if(Debug == true)
std::clog << " Cancel: " << DestFile << std::endl;
} else {
if(Debug == true)
std::clog << "rm " << DestFile << " # " << DescURI() << std::endl;
- if (RemoveFile("TransactionCommit", DestFile) == false)
+ if (RemoveFile("TransItem::TransactionCommit", DestFile) == false)
return false;
}
break;
switch (state)
{
+ case TransactionStarted: _error->Fatal("AcqIndex %s changed to invalid transaction start state!", Target.URI.c_str()); break;
case TransactionAbort:
if (Stage == STAGE_DECOMPRESS_AND_VERIFY)
{
break;
case TransactionCommit:
if (EraseFileName.empty() == false)
- RemoveFile("TransactionCommit", EraseFileName);
+ RemoveFile("AcqIndex::TransactionCommit", EraseFileName);
break;
}
return true;
switch (state)
{
+ case TransactionStarted: _error->Fatal("Item %s changed to invalid transaction start state!", Target.URI.c_str()); break;
case TransactionCommit:
break;
case TransactionAbort:
}
};
/*}}}*/
+class APT_HIDDEN CleanupItem : public pkgAcqTransactionItem /*{{{*/
+/* This class ensures that a file which was configured but isn't downloaded
+ for various reasons isn't kept in an old version in the lists directory.
+ In a way its the reverse of NoActionItem as it helps with removing files
+ even if the lists-cleanup is deactivated. */
+{
+ public:
+ virtual std::string DescURI() const APT_OVERRIDE {return Target.URI;};
+ virtual HashStringList GetExpectedHashes() const APT_OVERRIDE {return HashStringList();};
+
+ CleanupItem(pkgAcquire * const Owner, pkgAcqMetaClearSig * const TransactionManager, IndexTarget const &Target) :
+ pkgAcqTransactionItem(Owner, TransactionManager, Target)
+ {
+ Status = StatDone;
+ DestFile = GetFinalFileNameFromURI(Target.URI);
+ }
+ bool TransactionState(TransactionStates const state) APT_OVERRIDE
+ {
+ switch (state)
+ {
+ case TransactionStarted:
+ break;
+ case TransactionAbort:
+ break;
+ case TransactionCommit:
+ if (_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "rm " << DestFile << " # " << DescURI() << std::endl;
+ if (RemoveFile("TransItem::TransactionCommit", DestFile) == false)
+ return false;
+ break;
+ }
+ return true;
+ }
+};
+ /*}}}*/
// Acquire::Item::Item - Constructor /*{{{*/
APT_IGNORE_DEPRECATED_PUSH
}
/*}}}*/
+static void LoadLastMetaIndexParser(pkgAcqMetaClearSig * const TransactionManager, std::string const &FinalRelease, std::string const &FinalInRelease)/*{{{*/
+{
+ if (TransactionManager->IMSHit == true)
+ return;
+ if (RealFileExists(FinalInRelease) || RealFileExists(FinalRelease))
+ {
+ TransactionManager->LastMetaIndexParser = TransactionManager->MetaIndexParser->UnloadedClone();
+ if (TransactionManager->LastMetaIndexParser != NULL)
+ {
+ _error->PushToStack();
+ if (RealFileExists(FinalInRelease))
+ TransactionManager->LastMetaIndexParser->Load(FinalInRelease, NULL);
+ else
+ TransactionManager->LastMetaIndexParser->Load(FinalRelease, NULL);
+ // its unlikely to happen, but if what we have is bad ignore it
+ if (_error->PendingError())
+ {
+ delete TransactionManager->LastMetaIndexParser;
+ TransactionManager->LastMetaIndexParser = NULL;
+ }
+ _error->RevertToStack();
+ }
+ }
+}
+ /*}}}*/
+
// AcqMetaBase - Constructor /*{{{*/
pkgAcqMetaBase::pkgAcqMetaBase(pkgAcquire * const Owner,
pkgAcqMetaClearSig * const TransactionManager,
IndexTarget const &DataTarget)
: pkgAcqTransactionItem(Owner, TransactionManager, DataTarget), d(NULL),
IndexTargets(IndexTargets),
- AuthPass(false), IMSHit(false)
+ AuthPass(false), IMSHit(false), State(TransactionStarted)
{
}
/*}}}*/
if(_config->FindB("Debug::Acquire::Transaction", false) == true)
std::clog << "AbortTransaction: " << TransactionManager << std::endl;
+ switch (TransactionManager->State)
+ {
+ case TransactionStarted: break;
+ case TransactionAbort: _error->Fatal("Transaction %s was already aborted and is aborted again", TransactionManager->Target.URI.c_str()); return;
+ case TransactionCommit: _error->Fatal("Transaction %s was already aborted and is now commited", TransactionManager->Target.URI.c_str()); return;
+ }
+ TransactionManager->State = TransactionAbort;
+
// ensure the toplevel is in error state too
for (std::vector<pkgAcqTransactionItem*>::iterator I = Transaction.begin();
I != Transaction.end(); ++I)
{
+ if ((*I)->Status != pkgAcquire::Item::StatFetching)
+ Owner->Dequeue(*I);
(*I)->TransactionState(TransactionAbort);
}
Transaction.clear();
if(_config->FindB("Debug::Acquire::Transaction", false) == true)
std::clog << "CommitTransaction: " << this << std::endl;
+ switch (TransactionManager->State)
+ {
+ case TransactionStarted: break;
+ case TransactionAbort: _error->Fatal("Transaction %s was already commited and is now aborted", TransactionManager->Target.URI.c_str()); return;
+ case TransactionCommit: _error->Fatal("Transaction %s was already commited and is again commited", TransactionManager->Target.URI.c_str()); return;
+ }
+ TransactionManager->State = TransactionCommit;
+
// move new files into place *and* remove files that are not
// part of the transaction but are still on disk
for (std::vector<pkgAcqTransactionItem*>::iterator I = Transaction.begin();
FinalInRelease = FinalFile.substr(0, FinalFile.length() - strlen("Release")) + "InRelease";
FinalRelease = FinalFile;
}
- if (RealFileExists(FinalInRelease) || RealFileExists(FinalRelease))
- {
- TransactionManager->LastMetaIndexParser = TransactionManager->MetaIndexParser->UnloadedClone();
- if (TransactionManager->LastMetaIndexParser != NULL)
- {
- _error->PushToStack();
- if (RealFileExists(FinalInRelease))
- TransactionManager->LastMetaIndexParser->Load(FinalInRelease, NULL);
- else
- TransactionManager->LastMetaIndexParser->Load(FinalRelease, NULL);
- // its unlikely to happen, but if what we have is bad ignore it
- if (_error->PendingError())
- {
- delete TransactionManager->LastMetaIndexParser;
- TransactionManager->LastMetaIndexParser = NULL;
- }
- _error->RevertToStack();
- }
- }
+ LoadLastMetaIndexParser(TransactionManager, FinalRelease, FinalInRelease);
}
if (TransactionManager->MetaIndexParser->Load(DestFile, &ErrorText) == false)
// than invent an entirely new flag we would need to carry for all of eternity.
if (Target->Option(IndexTarget::ARCHITECTURE) == "all")
{
- if (TransactionManager->MetaIndexParser->IsArchitectureSupported("all") == false)
- continue;
- if (TransactionManager->MetaIndexParser->IsArchitectureAllSupportedFor(*Target) == false)
+ if (TransactionManager->MetaIndexParser->IsArchitectureSupported("all") == false ||
+ TransactionManager->MetaIndexParser->IsArchitectureAllSupportedFor(*Target) == false)
+ {
+ new CleanupItem(Owner, TransactionManager, *Target);
continue;
+ }
}
bool trypdiff = Target->OptionBool(IndexTarget::PDIFFS);
{
// optional targets that we do not have in the Release file are skipped
if (Target->IsOptional)
+ {
+ new CleanupItem(Owner, TransactionManager, *Target);
continue;
+ }
std::string const &arch = Target->Option(IndexTarget::ARCHITECTURE);
if (arch.empty() == false)
{
if (TransactionManager->MetaIndexParser->IsArchitectureSupported(arch) == false)
{
+ new CleanupItem(Owner, TransactionManager, *Target);
_error->Notice(_("Skipping acquire of configured file '%s' as repository '%s' doesn't support architecture '%s'"),
Target->MetaKey.c_str(), TransactionManager->Target.Description.c_str(), arch.c_str());
continue;
// ignore silently as this is pretty much the same as just shipping an empty file.
// if we don't know which architectures are supported, we do NOT ignore it to notify user about this
if (TransactionManager->MetaIndexParser->IsArchitectureSupported("*undefined*") == false)
+ {
+ new CleanupItem(Owner, TransactionManager, *Target);
continue;
+ }
}
Status = StatAuthError;
else
{
auto const hashes = GetExpectedHashesFor(Target->MetaKey);
- if (hashes.usable() == false && hashes.empty() == false)
+ if (hashes.empty() == false)
{
- _error->Warning(_("Skipping acquire of configured file '%s' as repository '%s' provides only weak security information for it"),
+ if (hashes.usable() == false)
+ {
+ new CleanupItem(Owner, TransactionManager, *Target);
+ _error->Warning(_("Skipping acquire of configured file '%s' as repository '%s' provides only weak security information for it"),
Target->MetaKey.c_str(), TransactionManager->Target.Description.c_str());
- continue;
+ continue;
+ }
+ // empty files are skipped as acquiring the very small compressed files is a waste of time
+ else if (hashes.FileSize() == 0)
+ {
+ new CleanupItem(Owner, TransactionManager, *Target);
+ continue;
+ }
}
}
return Header;
}
/*}}}*/
+void pkgAcqMetaClearSig::Finished() /*{{{*/
+{
+ if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+ std::clog << "Finished: " << DestFile <<std::endl;
+ if(TransactionManager != NULL && TransactionManager->State == TransactionStarted &&
+ TransactionManager->TransactionHasError() == false)
+ TransactionManager->CommitTransaction();
+}
+ /*}}}*/
bool pkgAcqMetaClearSig::VerifyDone(std::string const &Message, /*{{{*/
pkgAcquire::MethodConfig const * const Cnf)
{
string const FinalInRelease = GetFinalFilename();
Rename(DestFile, PartialRelease);
TransactionManager->TransactionStageCopy(this, PartialRelease, FinalRelease);
-
- if (RealFileExists(FinalReleasegpg) || RealFileExists(FinalInRelease))
- {
- // open the last Release if we have it
- if (TransactionManager->IMSHit == false)
- {
- TransactionManager->LastMetaIndexParser = TransactionManager->MetaIndexParser->UnloadedClone();
- if (TransactionManager->LastMetaIndexParser != NULL)
- {
- _error->PushToStack();
- if (RealFileExists(FinalInRelease))
- TransactionManager->LastMetaIndexParser->Load(FinalInRelease, NULL);
- else
- TransactionManager->LastMetaIndexParser->Load(FinalRelease, NULL);
- // its unlikely to happen, but if what we have is bad ignore it
- if (_error->PendingError())
- {
- delete TransactionManager->LastMetaIndexParser;
- TransactionManager->LastMetaIndexParser = NULL;
- }
- _error->RevertToStack();
- }
- }
- }
+ LoadLastMetaIndexParser(TransactionManager, FinalRelease, FinalInRelease);
// we parse the indexes here because at this point the user wanted
// a repository that may potentially harm him
}
}
/*}}}*/
-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();
-}
- /*}}}*/
std::string pkgAcqMetaIndex::DescURI() const /*{{{*/
{
return Target.URI;
// only allow going further if the user explicitly wants it
if (AllowInsecureRepositories(_("The repository '%s' is not signed."), MetaIndex->Target.Description, TransactionManager->MetaIndexParser, TransactionManager, this) == true)
{
- if (RealFileExists(FinalReleasegpg) || RealFileExists(FinalInRelease))
- {
- // open the last Release if we have it
- if (TransactionManager->IMSHit == false)
- {
- TransactionManager->LastMetaIndexParser = TransactionManager->MetaIndexParser->UnloadedClone();
- if (TransactionManager->LastMetaIndexParser != NULL)
- {
- _error->PushToStack();
- if (RealFileExists(FinalInRelease))
- TransactionManager->LastMetaIndexParser->Load(FinalInRelease, NULL);
- else
- TransactionManager->LastMetaIndexParser->Load(FinalRelease, NULL);
- // its unlikely to happen, but if what we have is bad ignore it
- if (_error->PendingError())
- {
- delete TransactionManager->LastMetaIndexParser;
- TransactionManager->LastMetaIndexParser = NULL;
- }
- _error->RevertToStack();
- }
- }
- }
+ LoadLastMetaIndexParser(TransactionManager, FinalRelease, FinalInRelease);
// we parse the indexes here because at this point the user wanted
// a repository that may potentially harm him
// methods like file:// give us an alternative (uncompressed) file
else if (Target.KeepCompressed == false && AltFilename.empty() == false)
{
- if (CurrentCompressionExtension != "uncompressed")
- DestFile.erase(DestFile.length() - (CurrentCompressionExtension.length() + 1));
Filename = AltFilename;
+ EraseFileName.clear();
}
// Methods like e.g. "file:" will give us a (compressed) FileName that is
// not the "DestFile" we set, in this case we uncompress from the local file
DestFile = "/dev/null";
}
- if (EraseFileName.empty())
+ if (EraseFileName.empty() && Filename != AltFilename)
EraseFileName = Filename;
// queue uri for the next stage
projects / apt.git / blobdiff