if (Target.KeepCompressed == false)
return file;
- std::string const CompressionTypes = Target.Option(IndexTarget::COMPRESSIONTYPES);
- if (CompressionTypes.empty() == false)
+ std::string const KeepCompressedAs = Target.Option(IndexTarget::KEEPCOMPRESSEDAS);
+ if (KeepCompressedAs.empty() == false)
{
- std::string const ext = CompressionTypes.substr(0, CompressionTypes.find(' '));
+ std::string const ext = KeepCompressedAs.substr(0, KeepCompressedAs.find(' '));
if (ext != "uncompressed")
file.append(".").append(ext);
}
return file;
}
/*}}}*/
-static std::string GetCompressedFileName(IndexTarget const &Target, std::string const &Name, std::string const &Ext) /*{{{*/
-{
- if (Ext.empty() || Ext == "uncompressed")
- return Name;
-
- // do not reverify cdrom sources as apt-cdrom may rewrite the Packages
- // file when its doing the indexcopy
- if (Target.URI.substr(0,6) == "cdrom:")
- return Name;
-
- // adjust DestFile if its compressed on disk
- if (Target.KeepCompressed == true)
- return Name + '.' + Ext;
- return Name;
-}
- /*}}}*/
static std::string GetMergeDiffsPatchFileName(std::string const &Final, std::string const &Patch)/*{{{*/
{
// rred expects the patch as $FinalFile.ed.$patchname.gz
return Final + ".ed";
}
/*}}}*/
-static bool BootstrapPDiffWith(std::string const &PartialFile, std::string const &FinalFile, IndexTarget const &Target)/*{{{*/
+static std::string GetExistingFilename(std::string const &File) /*{{{*/
{
- // patching needs to be bootstrapped with the 'old' version
- std::vector<std::string> types = VectorizeString(Target.Option(IndexTarget::COMPRESSIONTYPES), ' ');
- auto typeItr = types.cbegin();
- for (; typeItr != types.cend(); ++typeItr)
+ if (RealFileExists(File))
+ return File;
+ for (auto const &type : APT::Configuration::getCompressorExtensions())
{
- std::string Final = FinalFile;
- if (*typeItr != "uncompressed")
- Final.append(".").append(*typeItr);
- if (RealFileExists(Final) == false)
- continue;
- std::string Partial = PartialFile;
- if (*typeItr != "uncompressed")
- Partial.append(".").append(*typeItr);
- if (FileExists(Partial.c_str()) == true)
- return true;
- if (symlink(Final.c_str(), Partial.c_str()) != 0)
- return false;
- break;
+ std::string const Final = File + type;
+ if (RealFileExists(Final))
+ return Final;
}
- return typeItr != types.cend();
+ return "";
}
/*}}}*/
-static bool AllowInsecureRepositories(metaIndex const * const MetaIndexParser, pkgAcqMetaClearSig * const TransactionManager, pkgAcquire::Item * const I) /*{{{*/
+static bool MessageInsecureRepository(bool const isError, std::string const &msg)/*{{{*/
+{
+ if (isError)
+ {
+ _error->Error("%s", msg.c_str());
+ _error->Notice("%s", _("Updating from such a repository can't be done securely, and is therefore disabled by default."));
+ }
+ else
+ {
+ _error->Warning("%s", msg.c_str());
+ _error->Notice("%s", _("Data from such a repository can't be authenticated and is therefore potentially dangerous to use."));
+ }
+ _error->Notice("%s", _("See apt-secure(8) manpage for repository creation and user configuration details."));
+ return false;
+}
+static bool MessageInsecureRepository(bool const isError, char const * const msg, std::string const &repo)
+{
+ std::string m;
+ strprintf(m, msg, repo.c_str());
+ return MessageInsecureRepository(isError, m);
+}
+ /*}}}*/
+static bool AllowInsecureRepositories(char const * const msg, std::string const &repo,/*{{{*/
+ metaIndex const * const MetaIndexParser, pkgAcqMetaClearSig * const TransactionManager, pkgAcquire::Item * const I)
{
- if(MetaIndexParser->GetTrusted() == metaIndex::TRI_YES || _config->FindB("Acquire::AllowInsecureRepositories") == true)
+ if(MetaIndexParser->GetTrusted() == metaIndex::TRI_YES)
return true;
- _error->Error(_("Use --allow-insecure-repositories to force the update"));
+ if (_config->FindB("Acquire::AllowInsecureRepositories") == true)
+ {
+ MessageInsecureRepository(false, msg, repo);
+ return true;
+ }
+
+ MessageInsecureRepository(true, msg, repo);
TransactionManager->AbortTransaction();
I->Status = pkgAcquire::Item::StatError;
return false;
Only repositories without a Release file can (obviously) not have
hashes – and they are very uncommon and strongly discouraged */
return TransactionManager->MetaIndexParser != NULL &&
- TransactionManager->MetaIndexParser->GetLoadedSuccessfully() != metaIndex::TRI_UNSET;
+ TransactionManager->MetaIndexParser->GetLoadedSuccessfully() == metaIndex::TRI_YES;
}
HashStringList pkgAcqTransactionItem::GetExpectedHashes() const
{
std::string pkgAcqIndex::GetFinalFilename() const
{
std::string const FinalFile = GetFinalFileNameFromURI(Target.URI);
- return GetCompressedFileName(Target, FinalFile, CurrentCompressionExtension);
+ return GetKeepCompressedFileName(FinalFile, Target);
}
std::string pkgAcqMetaSig::GetFinalFilename() const
{
}
break;
case TransactionCommit:
- if(PartialFile != "")
+ if(PartialFile.empty() == false)
{
- if(Debug == true)
- std::clog << "mv " << PartialFile << " -> "<< DestFile << " # " << DescURI() << std::endl;
+ bool sameFile = (PartialFile == DestFile);
+ // we use symlinks on IMS-Hit to avoid copies
+ if (RealFileExists(DestFile))
+ {
+ struct stat Buf;
+ if (lstat(PartialFile.c_str(), &Buf) != -1)
+ {
+ if (S_ISLNK(Buf.st_mode) && Buf.st_size > 0)
+ {
+ char partial[Buf.st_size + 1];
+ ssize_t const sp = readlink(PartialFile.c_str(), partial, Buf.st_size);
+ if (sp == -1)
+ _error->Errno("pkgAcqTransactionItem::TransactionState-sp", _("Failed to readlink %s"), PartialFile.c_str());
+ else
+ {
+ partial[sp] = '\0';
+ sameFile = (DestFile == partial);
+ }
+ }
+ }
+ else
+ _error->Errno("pkgAcqTransactionItem::TransactionState-stat", _("Failed to stat %s"), PartialFile.c_str());
+ }
+ if (sameFile == false)
+ {
+ // ensure that even without lists-cleanup all compressions are nuked
+ std::string FinalFile = GetFinalFileNameFromURI(Target.URI);
+ if (FileExists(FinalFile))
+ {
+ if(Debug == true)
+ std::clog << "rm " << FinalFile << " # " << DescURI() << std::endl;
+ if (RemoveFile("TransactionStates-Cleanup", FinalFile) == false)
+ return false;
+ }
+ for (auto const &ext: APT::Configuration::getCompressorExtensions())
+ {
+ auto const Final = FinalFile + ext;
+ if (FileExists(Final))
+ {
+ if(Debug == true)
+ std::clog << "rm " << Final << " # " << DescURI() << std::endl;
+ if (RemoveFile("TransactionStates-Cleanup", Final) == false)
+ return false;
+ }
+ }
+ if(Debug == true)
+ std::clog << "mv " << PartialFile << " -> "<< DestFile << " # " << DescURI() << std::endl;
+ if (Rename(PartialFile, DestFile) == false)
+ return false;
+ }
+ else if(Debug == true)
+ std::clog << "keep " << PartialFile << " # " << DescURI() << std::endl;
- Rename(PartialFile, DestFile);
} else {
if(Debug == true)
std::clog << "rm " << DestFile << " # " << DescURI() << std::endl;
- unlink(DestFile.c_str());
+ if (RemoveFile("TransactionCommit", DestFile) == false)
+ return false;
}
break;
}
{
// keep the compressed file, but drop the decompressed
EraseFileName.clear();
- if (PartialFile.empty() == false && flExtension(PartialFile) == "decomp")
- unlink(PartialFile.c_str());
+ if (PartialFile.empty() == false && flExtension(PartialFile) != CurrentCompressionExtension)
+ RemoveFile("TransactionAbort", PartialFile);
}
break;
case TransactionCommit:
if (EraseFileName.empty() == false)
- unlink(EraseFileName.c_str());
+ RemoveFile("TransactionCommit", EraseFileName);
break;
}
return true;
break;
case TransactionAbort:
std::string const Partial = GetPartialFileNameFromURI(Target.URI);
- unlink(Partial.c_str());
+ RemoveFile("TransactionAbort", Partial);
break;
}
if (RealFileExists(FinalFile) && Hashes.VerifyFile(FinalFile) == true)
{
IMSHit = true;
- unlink(I->DestFile.c_str());
+ RemoveFile("CheckDownloadDone", I->DestFile);
}
}
// at this point the real Items are loaded in the fetcher
ExpectedAdditionalItems = 0;
+ bool metaBaseSupportsByHash = false;
+ if (TransactionManager != NULL && TransactionManager->MetaIndexParser != NULL)
+ metaBaseSupportsByHash = TransactionManager->MetaIndexParser->GetSupportsAcquireByHash();
+
for (std::vector <IndexTarget>::iterator Target = IndexTargets.begin();
Target != IndexTargets.end();
++Target)
{
+ // all is an implementation detail. Users shouldn't use this as arch
+ // We need this support trickery here as e.g. Debian has binary-all files already,
+ // but arch:all packages are still in the arch:any files, so we would waste precious
+ // download time, bandwidth and diskspace for nothing, BUT Debian doesn't feature all
+ // in the set of supported architectures, so we can filter based on this property rather
+ // 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)
+ continue;
+ }
+
bool trypdiff = Target->OptionBool(IndexTarget::PDIFFS);
if (verify == true)
{
if (Target->IsOptional)
continue;
+ std::string const &arch = Target->Option(IndexTarget::ARCHITECTURE);
+ if (arch.empty() == false)
+ {
+ if (TransactionManager->MetaIndexParser->IsArchitectureSupported(arch) == false)
+ {
+ _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;
+ }
+ // if the architecture is officially supported but currently no packages for it available,
+ // 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)
+ continue;
+ }
+
Status = StatAuthError;
strprintf(ErrorText, _("Unable to find expected entry '%s' in Release file (Wrong sources.list entry or malformed file)"), Target->MetaKey.c_str());
return;
}
+ else
+ {
+ auto const hashes = GetExpectedHashesFor(Target->MetaKey);
+ if (hashes.usable() == false && hashes.empty() == false)
+ {
+ _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;
+ }
+ }
// autoselect the compression method
std::vector<std::string> types = VectorizeString(Target->Option(IndexTarget::COMPRESSIONTYPES), ' ');
if (types.empty() == false)
{
std::ostringstream os;
+ // add the special compressiontype byhash first if supported
+ std::string const useByHashConf = Target->Option(IndexTarget::BY_HASH);
+ bool useByHash = false;
+ if(useByHashConf == "force")
+ useByHash = true;
+ else
+ useByHash = StringToBool(useByHashConf) == true && metaBaseSupportsByHash;
+ if (useByHash == true)
+ os << "by-hash ";
std::copy(types.begin(), types.end()-1, std::ostream_iterator<std::string>(os, " "));
os << *types.rbegin();
Target->Options["COMPRESSIONTYPES"] = os.str();
else
Target->Options["COMPRESSIONTYPES"].clear();
- std::string filename = GetFinalFileNameFromURI(Target->URI);
- if (RealFileExists(filename) == false)
- {
- if (Target->KeepCompressed)
- {
- filename = GetKeepCompressedFileName(filename, *Target);
- if (RealFileExists(filename) == false)
- filename.clear();
- }
- else
- filename.clear();
- }
-
+ std::string filename = GetExistingFilename(GetFinalFileNameFromURI(Target->URI));
if (filename.empty() == false)
{
// if the Release file is a hit and we have an index it must be the current one
if (filename.empty() == false)
{
new NoActionItem(Owner, *Target, filename);
+ std::string const idxfilename = GetFinalFileNameFromURI(Target->URI + ".diff/Index");
+ if (FileExists(idxfilename))
+ new NoActionItem(Owner, *Target, idxfilename);
continue;
}
else
{
// if we have no file to patch, no point in trying
- std::string filename = GetFinalFileNameFromURI(Target->URI);
- if (RealFileExists(filename) == false)
- {
- if (Target->KeepCompressed)
- {
- filename = GetKeepCompressedFileName(filename, *Target);
- if (RealFileExists(filename) == false)
- filename.clear();
- }
- else
- filename.clear();
- }
- trypdiff &= (filename.empty() == false);
+ trypdiff &= (GetExistingFilename(GetFinalFileNameFromURI(Target->URI)).empty() == false);
}
// no point in patching from local sources
TransactionManager->LastMetaIndexParser->GetDate() > TransactionManager->MetaIndexParser->GetDate())
{
TransactionManager->IMSHit = true;
- unlink(DestFile.c_str());
+ RemoveFile("VerifyVendor", DestFile);
PartialFile = DestFile = GetFinalFilename();
// load the 'old' file in the 'new' one instead of flipping pointers as
// the new one isn't owned by us, while the old one is so cleanup would be confused.
return Header;
}
/*}}}*/
-bool pkgAcqMetaClearSig::VerifyDone(std::string const &Message,
+bool pkgAcqMetaClearSig::VerifyDone(std::string const &Message, /*{{{*/
pkgAcquire::MethodConfig const * const Cnf)
{
Item::VerifyDone(Message, Cnf);
return true;
}
+ /*}}}*/
// pkgAcqMetaClearSig::Done - We got a file /*{{{*/
void pkgAcqMetaClearSig::Done(std::string const &Message,
HashStringList const &Hashes,
if (AuthPass == false)
{
- if (Status == StatAuthError)
+ if (Status == StatAuthError || Status == StatTransientNetworkError)
{
- // if we expected a ClearTextSignature (InRelease) and got a file,
- // but it wasn't valid we end up here (see VerifyDone).
+ // if we expected a ClearTextSignature (InRelease) but got a network
+ // error or got a file, but it wasn't valid, we end up here (see VerifyDone).
// As these is usually called by web-portals we do not try Release/Release.gpg
// as this is gonna fail anyway and instead abort our try (LP#346386)
TransactionManager->AbortTransaction();
if(CheckStopAuthentication(this, Message))
return;
- _error->Warning(_("The data from '%s' is not signed. Packages "
- "from that repository can not be authenticated."),
- ClearsignedTarget.Description.c_str());
-
// No Release file was present, or verification failed, so fall
// back to queueing Packages files without verification
- // only allow going further if the users explicitely wants it
- if(AllowInsecureRepositories(TransactionManager->MetaIndexParser, TransactionManager, this) == true)
+ // only allow going further if the user explicitly wants it
+ if(AllowInsecureRepositories(_("The repository '%s' is not signed."), ClearsignedTarget.Description, TransactionManager->MetaIndexParser, TransactionManager, this) == true)
{
Status = StatDone;
pkgAcquire::Item::Failed(Message, Cnf);
Status = StatDone;
- _error->Warning(_("The repository '%s' does not have a Release file. "
- "This is deprecated, please contact the owner of the "
- "repository."), Target.Description.c_str());
-
// No Release file was present so fall
// back to queueing Packages files without verification
- // only allow going further if the users explicitely wants it
- if(AllowInsecureRepositories(TransactionManager->MetaIndexParser, TransactionManager, this) == true)
+ // only allow going further if the user explicitly wants it
+ if(AllowInsecureRepositories(_("The repository '%s' does not have a Release file."), Target.Description, TransactionManager->MetaIndexParser, TransactionManager, this) == true)
{
// ensure old Release files are removed
TransactionManager->TransactionStageRemoval(this, GetFinalFilename());
// remove any partial downloaded sig-file in partial/.
// it may confuse proxies and is too small to warrant a
// partial download anyway
- unlink(DestFile.c_str());
+ RemoveFile("pkgAcqMetaSig", DestFile);
// set the TransactionManager
if(_config->FindB("Debug::Acquire::Transaction", false) == true)
"given to override it."));
Status = StatDone;
} else {
- _error->Error("%s", downgrade_msg.c_str());
+ MessageInsecureRepository(true, downgrade_msg);
if (TransactionManager->IMSHit == false)
Rename(MetaIndex->DestFile, MetaIndex->DestFile + ".FAILED");
Item::Failed("Message: " + downgrade_msg, Cnf);
return;
}
}
- else
- _error->Warning(_("The data from '%s' is not signed. Packages "
- "from that repository can not be authenticated."),
- MetaIndex->Target.Description.c_str());
// ensures that a Release.gpg file in the lists/ is removed by the transaction
TransactionManager->TransactionStageRemoval(this, DestFile);
- // only allow going further if the users explicitely wants it
- if(AllowInsecureRepositories(TransactionManager->MetaIndexParser, TransactionManager, this) == true)
+ // 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))
{
// we parse the indexes here because at this point the user wanted
// a repository that may potentially harm him
- if (TransactionManager->MetaIndexParser->Load(MetaIndex->DestFile, &ErrorText) == false || MetaIndex->VerifyVendor(Message) == false)
+ bool const GoodLoad = TransactionManager->MetaIndexParser->Load(MetaIndex->DestFile, &ErrorText);
+ if (MetaIndex->VerifyVendor(Message) == false)
/* expired Release files are still a problem you need extra force for */;
else
- MetaIndex->QueueIndexes(true);
+ MetaIndex->QueueIndexes(GoodLoad);
TransactionManager->TransactionStageCopy(MetaIndex, MetaIndex->DestFile, MetaIndex->GetFinalFilename());
}
/* The only header we use is the last-modified header. */
string pkgAcqDiffIndex::Custom600Headers() const
{
+ if (TransactionManager->LastMetaIndexParser != NULL)
+ return "\nIndex-File: true";
+
string const Final = GetFinalFilename();
if(Debug)
std::clog << "Server-Current: " << ServerHashes.find(NULL)->toStr() << " and we start at "
<< CurrentPackagesFile << " " << LocalHashes.FileSize() << " " << LocalHashes.find(NULL)->toStr() << std::endl;
+ // historically, older hashes have more info than newer ones, so start
+ // collecting with older ones first to avoid implementing complicated
+ // information merging techniques… a failure is after all always
+ // recoverable with a complete file and hashes aren't changed that often.
+ std::vector<char const *> types;
+ for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+ types.push_back(*type);
+
// parse all of (provided) history
vector<DiffInfo> available_patches;
bool firstAcceptedHashes = true;
- for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+ for (auto type = types.crbegin(); type != types.crend(); ++type)
{
if (LocalHashes.find(*type) == NULL)
continue;
return false;
}
- for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+ for (auto type = types.crbegin(); type != types.crend(); ++type)
{
if (LocalHashes.find(*type) == NULL)
continue;
}
}
- for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+ for (auto type = types.crbegin(); type != types.crend(); ++type)
{
std::string tagname = *type;
tagname.append("-Download");
}
// calculate the size of all patches we have to get
- // note that all sizes are uncompressed, while we download compressed files
- unsigned long long patchesSize = 0;
- for (std::vector<DiffInfo>::const_iterator cur = available_patches.begin();
- cur != available_patches.end(); ++cur)
- patchesSize += cur->patch_hashes.FileSize();
- unsigned long long const sizeLimit = ServerSize * _config->FindI("Acquire::PDiffs::SizeLimit", 100);
- if (sizeLimit > 0 && (sizeLimit/100) < patchesSize)
- {
- if (Debug)
- std::clog << "Need " << patchesSize << " bytes (Limit is " << sizeLimit/100
- << ") so fallback to complete download" << std::endl;
- return false;
+ unsigned short const sizeLimitPercent = _config->FindI("Acquire::PDiffs::SizeLimit", 100);
+ if (sizeLimitPercent > 0 && TransactionManager->MetaIndexParser != nullptr)
+ {
+ // compressed case
+ unsigned long long downloadSize = std::accumulate(available_patches.begin(),
+ available_patches.end(), 0llu, [](unsigned long long const T, DiffInfo const &I) {
+ return T + I.download_hashes.FileSize();
+ });
+ if (downloadSize != 0)
+ {
+ unsigned long long downloadSizeIdx = 0;
+ auto const types = VectorizeString(Target.Option(IndexTarget::COMPRESSIONTYPES), ' ');
+ for (auto const &t : types)
+ {
+ std::string MetaKey = Target.MetaKey;
+ if (t != "uncompressed")
+ MetaKey += '.' + t;
+ HashStringList const hsl = GetExpectedHashesFor(MetaKey);
+ if (unlikely(hsl.usable() == false))
+ continue;
+ downloadSizeIdx = hsl.FileSize();
+ break;
+ }
+ unsigned long long const sizeLimit = downloadSizeIdx * sizeLimitPercent;
+ if ((sizeLimit/100) < downloadSize)
+ {
+ if (Debug)
+ std::clog << "Need " << downloadSize << " compressed bytes (Limit is " << (sizeLimit/100) << ", "
+ << "original is " << downloadSizeIdx << ") so fallback to complete download" << std::endl;
+ return false;
+ }
+ }
+ // uncompressed case
+ downloadSize = std::accumulate(available_patches.begin(),
+ available_patches.end(), 0llu, [](unsigned long long const T, DiffInfo const &I) {
+ return T + I.patch_hashes.FileSize();
+ });
+ if (downloadSize != 0)
+ {
+ unsigned long long const downloadSizeIdx = ServerSize;
+ unsigned long long const sizeLimit = downloadSizeIdx * sizeLimitPercent;
+ if ((sizeLimit/100) < downloadSize)
+ {
+ if (Debug)
+ std::clog << "Need " << downloadSize << " uncompressed bytes (Limit is " << (sizeLimit/100) << ", "
+ << "original is " << downloadSizeIdx << ") so fallback to complete download" << std::endl;
+ return false;
+ }
+ }
}
// we have something, queue the diffs
pdiff_merge = (precedence != "merged");
}
+ // clean the plate
+ {
+ std::string const Final = GetExistingFilename(CurrentPackagesFile);
+ if (unlikely(Final.empty())) // because we wouldn't be called in such a case
+ return false;
+ std::string const PartialFile = GetPartialFileNameFromURI(Target.URI);
+ if (FileExists(PartialFile) && RemoveFile("Bootstrap-linking", PartialFile) == false)
+ {
+ if (Debug)
+ std::clog << "Bootstrap-linking for patching " << CurrentPackagesFile
+ << " by removing stale " << PartialFile << " failed!" << std::endl;
+ return false;
+ }
+ for (auto const &ext : APT::Configuration::getCompressorExtensions())
+ {
+ std::string const Partial = PartialFile + ext;
+ if (FileExists(Partial) && RemoveFile("Bootstrap-linking", Partial) == false)
+ {
+ if (Debug)
+ std::clog << "Bootstrap-linking for patching " << CurrentPackagesFile
+ << " by removing stale " << Partial << " failed!" << std::endl;
+ return false;
+ }
+ }
+ std::string const Ext = Final.substr(CurrentPackagesFile.length());
+ std::string const Partial = PartialFile + Ext;
+ if (symlink(Final.c_str(), Partial.c_str()) != 0)
+ {
+ if (Debug)
+ std::clog << "Bootstrap-linking for patching " << CurrentPackagesFile
+ << " by linking " << Final << " to " << Partial << " failed!" << std::endl;
+ return false;
+ }
+ }
+
if (pdiff_merge == false)
new pkgAcqIndexDiffs(Owner, TransactionManager, Target, available_patches);
else
}
else
{
- if (BootstrapPDiffWith(GetPartialFileNameFromURI(Target.URI), GetFinalFilename(), Target) == false)
- {
- Failed("Bootstrapping of " + DestFile + " failed", NULL);
- return;
- }
-
- // get the next diff
State = StateFetchDiff;
QueueNextDiff();
}
RenameOnError(PDiffError);
std::string const patchname = GetDiffsPatchFileName(DestFile);
if (RealFileExists(patchname))
- rename(patchname.c_str(), std::string(patchname + ".FAILED").c_str());
+ Rename(patchname, patchname + ".FAILED");
+ std::string const UnpatchedFile = GetExistingFilename(GetPartialFileNameFromURI(Target.URI));
+ if (UnpatchedFile.empty() == false && FileExists(UnpatchedFile))
+ Rename(UnpatchedFile, UnpatchedFile + ".FAILED");
new pkgAcqIndex(Owner, TransactionManager, Target);
Finish();
}
// the file will be cleaned
if(allDone)
{
- std::string Final = GetFinalFilename();
- if (Target.KeepCompressed)
- {
- std::string const ext = flExtension(DestFile);
- if (ext.empty() == false)
- Final.append(".").append(ext);
- }
+ std::string const Final = GetKeepCompressedFileName(GetFinalFilename(), Target);
TransactionManager->TransactionStageCopy(this, DestFile, Final);
// this is for the "real" finish
bool pkgAcqIndexDiffs::QueueNextDiff() /*{{{*/
{
// calc sha1 of the just patched file
- std::string const FinalFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
- if(!FileExists(FinalFile))
+ std::string const PartialFile = GetExistingFilename(GetPartialFileNameFromURI(Target.URI));
+ if(unlikely(PartialFile.empty()))
{
- Failed("Message: No FinalFile " + FinalFile + " available", NULL);
+ Failed("Message: The file " + GetPartialFileNameFromURI(Target.URI) + " isn't available", NULL);
return false;
}
- FileFd fd(FinalFile, FileFd::ReadOnly, FileFd::Extension);
+ FileFd fd(PartialFile, FileFd::ReadOnly, FileFd::Extension);
Hashes LocalHashesCalc;
LocalHashesCalc.AddFD(fd);
HashStringList const LocalHashes = LocalHashesCalc.GetHashStringList();
if(Debug)
- std::clog << "QueueNextDiff: " << FinalFile << " (" << LocalHashes.find(NULL)->toStr() << ")" << std::endl;
+ std::clog << "QueueNextDiff: " << PartialFile << " (" << LocalHashes.find(NULL)->toStr() << ")" << std::endl;
HashStringList const TargetFileHashes = GetExpectedHashesFor(Target.MetaKey);
if (unlikely(LocalHashes.usable() == false || TargetFileHashes.usable() == false))
{
- Failed("Local/Expected hashes are not usable", NULL);
+ Failed("Local/Expected hashes are not usable for " + PartialFile, NULL);
return false;
}
-
// final file reached before all patches are applied
if(LocalHashes == TargetFileHashes)
{
// remove all patches until the next matching patch is found
// this requires the Index file to be ordered
- for(vector<DiffInfo>::iterator I = available_patches.begin();
- available_patches.empty() == false &&
- I != available_patches.end() &&
- I->result_hashes != LocalHashes;
- ++I)
- {
- available_patches.erase(I);
- }
+ available_patches.erase(available_patches.begin(),
+ std::find_if(available_patches.begin(), available_patches.end(), [&](DiffInfo const &I) {
+ return I.result_hashes == LocalHashes;
+ }));
// error checking and falling back if no patch was found
if(available_patches.empty() == true)
{
- Failed("No patches left to reach target", NULL);
+ Failed("No patches left to reach target for " + PartialFile, NULL);
return false;
}
void pkgAcqIndexDiffs::Done(string const &Message, HashStringList const &Hashes, /*{{{*/
pkgAcquire::MethodConfig const * const Cnf)
{
- if(Debug)
+ if (Debug)
std::clog << "pkgAcqIndexDiffs::Done(): " << Desc.URI << std::endl;
Item::Done(Message, Hashes, Cnf);
- std::string const FinalFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
- std::string const PatchFile = GetDiffsPatchFileName(FinalFile);
-
- // success in downloading a diff, enter ApplyDiff state
- if(State == StateFetchDiff)
- {
- Rename(DestFile, PatchFile);
-
- if(Debug)
- std::clog << "Sending to rred method: " << FinalFile << std::endl;
+ std::string const UncompressedUnpatchedFile = GetPartialFileNameFromURI(Target.URI);
+ std::string const UnpatchedFile = GetExistingFilename(UncompressedUnpatchedFile);
+ std::string const PatchFile = GetDiffsPatchFileName(UnpatchedFile);
+ std::string const PatchedFile = GetKeepCompressedFileName(UncompressedUnpatchedFile, Target);
- State = StateApplyDiff;
- Local = true;
- Desc.URI = "rred:" + FinalFile;
- QueueURI(Desc);
- SetActiveSubprocess("rred");
- return;
- }
-
- // success in download/apply a diff, queue next (if needed)
- if(State == StateApplyDiff)
+ switch (State)
{
- // remove the just applied patch
- available_patches.erase(available_patches.begin());
- unlink(PatchFile.c_str());
-
- // move into place
- if(Debug)
- {
- std::clog << "Moving patched file in place: " << std::endl
- << DestFile << " -> " << FinalFile << std::endl;
- }
- Rename(DestFile,FinalFile);
- chmod(FinalFile.c_str(),0644);
-
- // see if there is more to download
- if(available_patches.empty() == false) {
- new pkgAcqIndexDiffs(Owner, TransactionManager, Target,
- available_patches);
- return Finish();
- } else
- // update
- DestFile = FinalFile;
- return Finish(true);
+ // success in downloading a diff, enter ApplyDiff state
+ case StateFetchDiff:
+ Rename(DestFile, PatchFile);
+ DestFile = GetKeepCompressedFileName(UncompressedUnpatchedFile + "-patched", Target);
+ if(Debug)
+ std::clog << "Sending to rred method: " << UnpatchedFile << std::endl;
+ State = StateApplyDiff;
+ Local = true;
+ Desc.URI = "rred:" + UnpatchedFile;
+ QueueURI(Desc);
+ SetActiveSubprocess("rred");
+ return;
+ // success in download/apply a diff, queue next (if needed)
+ case StateApplyDiff:
+ // remove the just applied patch and base file
+ available_patches.erase(available_patches.begin());
+ RemoveFile("pkgAcqIndexDiffs::Done", PatchFile);
+ RemoveFile("pkgAcqIndexDiffs::Done", UnpatchedFile);
+ if(Debug)
+ std::clog << "Moving patched file in place: " << std::endl
+ << DestFile << " -> " << PatchedFile << std::endl;
+ Rename(DestFile, PatchedFile);
+
+ // see if there is more to download
+ if(available_patches.empty() == false)
+ {
+ new pkgAcqIndexDiffs(Owner, TransactionManager, Target, available_patches);
+ Finish();
+ } else {
+ DestFile = PatchedFile;
+ Finish(true);
+ }
+ return;
}
}
/*}}}*/
Desc.Owner = this;
Description = Target.Description;
Desc.ShortDesc = Target.ShortDesc;
-
Desc.URI = Target.URI + ".diff/" + patch.file + ".gz";
- Desc.Description = Description + " " + patch.file + string(".pdiff");
-
- DestFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI + ".diff/" + patch.file), Target);
+ Desc.Description = Description + " " + patch.file + ".pdiff";
+ DestFile = GetPartialFileNameFromURI(Desc.URI);
if(Debug)
std::clog << "pkgAcqIndexMergeDiffs: " << Desc.URI << std::endl;
State = StateErrorDiff;
if (Debug)
std::clog << "Falling back to normal index file acquire" << std::endl;
- DestFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
RenameOnError(PDiffError);
- std::string const patchname = GetMergeDiffsPatchFileName(DestFile, patch.file);
+ std::string const patchname = GetPartialFileNameFromURI(Desc.URI);
if (RealFileExists(patchname))
- rename(patchname.c_str(), std::string(patchname + ".FAILED").c_str());
- new pkgAcqIndex(Owner, TransactionManager, Target);
+ Rename(patchname, patchname + ".FAILED");
+ std::string const UnpatchedFile = GetExistingFilename(GetPartialFileNameFromURI(Target.URI));
+ if (UnpatchedFile.empty() == false && FileExists(UnpatchedFile))
+ Rename(UnpatchedFile, UnpatchedFile + ".FAILED");
DestFile.clear();
+ new pkgAcqIndex(Owner, TransactionManager, Target);
}
/*}}}*/
void pkgAcqIndexMergeDiffs::Done(string const &Message, HashStringList const &Hashes, /*{{{*/
Item::Done(Message, Hashes, Cnf);
- std::string const UncompressedFinalFile = GetPartialFileNameFromURI(Target.URI);
- std::string const FinalFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
- if (State == StateFetchDiff)
- {
- Rename(DestFile, GetMergeDiffsPatchFileName(FinalFile, patch.file));
+ std::string const UncompressedUnpatchedFile = GetPartialFileNameFromURI(Target.URI);
+ std::string const UnpatchedFile = GetExistingFilename(UncompressedUnpatchedFile);
+ std::string const PatchFile = GetMergeDiffsPatchFileName(UnpatchedFile, patch.file);
+ std::string const PatchedFile = GetKeepCompressedFileName(UncompressedUnpatchedFile, Target);
- // check if this is the last completed diff
- State = StateDoneDiff;
- for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
- I != allPatches->end(); ++I)
- if ((*I)->State != StateDoneDiff)
- {
- if(Debug)
- std::clog << "Not the last done diff in the batch: " << Desc.URI << std::endl;
- return;
- }
-
- // this is the last completed diff, so we are ready to apply now
- State = StateApplyDiff;
-
- if (BootstrapPDiffWith(UncompressedFinalFile, GetFinalFilename(), Target) == false)
- {
- Failed("Bootstrapping of " + DestFile + " failed", NULL);
- return;
- }
-
- if(Debug)
- std::clog << "Sending to rred method: " << FinalFile << std::endl;
-
- Local = true;
- Desc.URI = "rred:" + FinalFile;
- QueueURI(Desc);
- SetActiveSubprocess("rred");
- return;
- }
- // success in download/apply all diffs, clean up
- else if (State == StateApplyDiff)
+ switch (State)
{
- // move the result into place
- std::string const Final = GetKeepCompressedFileName(GetFinalFilename(), Target);
- if(Debug)
- std::clog << "Queue patched file in place: " << std::endl
- << DestFile << " -> " << Final << std::endl;
-
- // queue for copy by the transaction manager
- TransactionManager->TransactionStageCopy(this, DestFile, Final);
-
- // 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 const PartialFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
- std::string const patch = GetMergeDiffsPatchFileName(PartialFile, (*I)->patch.file);
- unlink(patch.c_str());
- }
- unlink(FinalFile.c_str());
+ case StateFetchDiff:
+ Rename(DestFile, PatchFile);
- // all set and done
- Complete = true;
- if(Debug)
- std::clog << "allDone: " << DestFile << "\n" << std::endl;
+ // check if this is the last completed diff
+ State = StateDoneDiff;
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ if ((*I)->State != StateDoneDiff)
+ {
+ if(Debug)
+ std::clog << "Not the last done diff in the batch: " << Desc.URI << std::endl;
+ return;
+ }
+ // this is the last completed diff, so we are ready to apply now
+ DestFile = GetKeepCompressedFileName(UncompressedUnpatchedFile + "-patched", Target);
+ if(Debug)
+ std::clog << "Sending to rred method: " << UnpatchedFile << std::endl;
+ State = StateApplyDiff;
+ Local = true;
+ Desc.URI = "rred:" + UnpatchedFile;
+ QueueURI(Desc);
+ SetActiveSubprocess("rred");
+ return;
+ case StateApplyDiff:
+ // success in download & apply all diffs, finialize and clean up
+ if(Debug)
+ std::clog << "Queue patched file in place: " << std::endl
+ << DestFile << " -> " << PatchedFile << std::endl;
+
+ // queue for copy by the transaction manager
+ TransactionManager->TransactionStageCopy(this, DestFile, GetKeepCompressedFileName(GetFinalFilename(), Target));
+
+ // ensure the ed's are gone regardless of list-cleanup
+ for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
+ I != allPatches->end(); ++I)
+ RemoveFile("pkgAcqIndexMergeDiffs::Done", GetMergeDiffsPatchFileName(UnpatchedFile, (*I)->patch.file));
+ RemoveFile("pkgAcqIndexMergeDiffs::Done", UnpatchedFile);
+
+ // all set and done
+ Complete = true;
+ if(Debug)
+ std::clog << "allDone: " << DestFile << "\n" << std::endl;
+ return;
+ case StateDoneDiff: _error->Fatal("Done called for %s which is in an invalid Done state", PatchFile.c_str()); break;
+ case StateErrorDiff: _error->Fatal("Done called for %s which is in an invalid Error state", PatchFile.c_str()); break;
}
}
/*}}}*/
}
/*}}}*/
// AcqIndex::Init - defered Constructor /*{{{*/
-void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
- string const &ShortDesc)
+static void NextCompressionExtension(std::string &CurrentCompressionExtension, std::string &CompressionExtensions, bool const preview)
{
- Stage = STAGE_DOWNLOAD;
-
- DestFile = GetPartialFileNameFromURI(URI);
-
size_t const nextExt = CompressionExtensions.find(' ');
if (nextExt == std::string::npos)
{
CurrentCompressionExtension = CompressionExtensions;
- CompressionExtensions.clear();
+ if (preview == false)
+ CompressionExtensions.clear();
}
else
{
CurrentCompressionExtension = CompressionExtensions.substr(0, nextExt);
- CompressionExtensions = CompressionExtensions.substr(nextExt+1);
+ if (preview == false)
+ CompressionExtensions = CompressionExtensions.substr(nextExt+1);
}
+}
+void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
+ string const &ShortDesc)
+{
+ Stage = STAGE_DOWNLOAD;
+
+ DestFile = GetPartialFileNameFromURI(URI);
+ NextCompressionExtension(CurrentCompressionExtension, CompressionExtensions, false);
if (CurrentCompressionExtension == "uncompressed")
{
Desc.URI = URI;
}
+ else if (CurrentCompressionExtension == "by-hash")
+ {
+ NextCompressionExtension(CurrentCompressionExtension, CompressionExtensions, true);
+ if(unlikely(TransactionManager->MetaIndexParser == NULL || CurrentCompressionExtension.empty()))
+ return;
+ if (CurrentCompressionExtension != "uncompressed")
+ {
+ Desc.URI = URI + '.' + CurrentCompressionExtension;
+ DestFile = DestFile + '.' + CurrentCompressionExtension;
+ }
+
+ HashStringList const Hashes = GetExpectedHashes();
+ HashString const * const TargetHash = Hashes.find(NULL);
+ if (unlikely(TargetHash == nullptr))
+ return;
+ std::string const ByHash = "/by-hash/" + TargetHash->HashType() + "/" + TargetHash->HashValue();
+ size_t const trailing_slash = Desc.URI.find_last_of("/");
+ if (unlikely(trailing_slash == std::string::npos))
+ return;
+ Desc.URI = Desc.URI.replace(
+ trailing_slash,
+ Desc.URI.substr(trailing_slash+1).size()+1,
+ ByHash);
+ }
else if (unlikely(CurrentCompressionExtension.empty()))
return;
else
DestFile = DestFile + '.' + CurrentCompressionExtension;
}
- if(TransactionManager->MetaIndexParser != NULL)
- InitByHashIfNeeded();
Desc.Description = URIDesc;
Desc.Owner = this;
QueueURI(Desc);
}
/*}}}*/
-// AcqIndex::AdjustForByHash - modify URI for by-hash support /*{{{*/
-void pkgAcqIndex::InitByHashIfNeeded()
-{
- // 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 ||
- TransactionManager->MetaIndexParser->GetSupportsAcquireByHash())
- {
- HashStringList const Hashes = GetExpectedHashes();
- if(Hashes.usable())
- {
- // FIXME: should we really use the best hash here? or a fixed one?
- HashString const * const TargetHash = Hashes.find("");
- std::string const ByHash = "/by-hash/" + TargetHash->HashType() + "/" + TargetHash->HashValue();
- size_t const 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",
- GetMetaKey().c_str());
- }
- }
-}
- /*}}}*/
// AcqIndex::Custom600Headers - Insert custom request headers /*{{{*/
// ---------------------------------------------------------------------
/* The only header we use is the last-modified header. */
string pkgAcqIndex::Custom600Headers() const
{
- string Final = GetFinalFilename();
string msg = "\nIndex-File: true";
- struct stat Buf;
- if (stat(Final.c_str(),&Buf) == 0)
- msg += "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+
+ if (TransactionManager->LastMetaIndexParser == NULL)
+ {
+ std::string const Final = GetFinalFilename();
+
+ struct stat Buf;
+ if (stat(Final.c_str(),&Buf) == 0)
+ msg += "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+ }
if(Target.IsOptional)
msg += "\nFail-Ignore: true";
TransactionManager->AbortTransaction();
}
/*}}}*/
-// AcqIndex::ReverifyAfterIMS - Reverify index after an ims-hit /*{{{*/
-void pkgAcqIndex::ReverifyAfterIMS()
-{
- // update destfile to *not* include the compression extension when doing
- // a reverify (as its uncompressed on disk already)
- DestFile = GetCompressedFileName(Target, GetPartialFileNameFromURI(Target.URI), CurrentCompressionExtension);
-
- // copy FinalFile into partial/ so that we check the hash again
- string FinalFile = GetFinalFilename();
- Stage = STAGE_DECOMPRESS_AND_VERIFY;
- Desc.URI = "copy:" + FinalFile;
- QueueURI(Desc);
-}
- /*}}}*/
// AcqIndex::Done - Finished a fetch /*{{{*/
// ---------------------------------------------------------------------
/* This goes through a number of states.. On the initial fetch the
switch(Stage)
{
case STAGE_DOWNLOAD:
- StageDownloadDone(Message, Hashes, Cfg);
+ StageDownloadDone(Message);
break;
case STAGE_DECOMPRESS_AND_VERIFY:
- StageDecompressDone(Message, Hashes, Cfg);
+ StageDecompressDone();
break;
}
}
/*}}}*/
// AcqIndex::StageDownloadDone - Queue for decompress and verify /*{{{*/
-void pkgAcqIndex::StageDownloadDone(string const &Message, HashStringList const &,
- pkgAcquire::MethodConfig const * const)
+void pkgAcqIndex::StageDownloadDone(string const &Message)
{
+ Local = true;
Complete = true;
- // Handle the unzipd case
- std::string FileName = LookupTag(Message,"Alt-Filename");
- if (FileName.empty() == false)
+ std::string const AltFilename = LookupTag(Message,"Alt-Filename");
+ std::string Filename = LookupTag(Message,"Filename");
+
+ // we need to verify the file against the current Release file again
+ // on if-modfied-since hit to avoid a stale attack against us
+ if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
{
+ // copy FinalFile into partial/ so that we check the hash again
+ string const FinalFile = GetExistingFilename(GetFinalFileNameFromURI(Target.URI));
+ if (symlink(FinalFile.c_str(), DestFile.c_str()) != 0)
+ _error->WarningE("pkgAcqIndex::StageDownloadDone", "Symlinking final file %s back to %s failed", FinalFile.c_str(), DestFile.c_str());
+ else
+ {
+ EraseFileName = DestFile;
+ Filename = DestFile;
+ }
Stage = STAGE_DECOMPRESS_AND_VERIFY;
- Local = true;
- DestFile += ".decomp";
- Desc.URI = "copy:" + FileName;
+ Desc.URI = "store:" + Filename;
QueueURI(Desc);
- SetActiveSubprocess("copy");
+ SetActiveSubprocess(::URI(Desc.URI).Access);
return;
}
- FileName = LookupTag(Message,"Filename");
-
+ // 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;
+ }
// 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
- if (FileName != DestFile && RealFileExists(DestFile) == false)
- Local = true;
- else
- EraseFileName = FileName;
-
- // we need to verify the file against the current Release file again
- // on if-modfied-since hit to avoid a stale attack against us
- if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
+ else if (Filename != DestFile && RealFileExists(DestFile) == false)
{
- // The files timestamp matches, reverify by copy into partial/
- EraseFileName = "";
- ReverifyAfterIMS();
- return;
+ // symlinking ensures that the filename can be used for compression detection
+ // that is e.g. needed for by-hash which has no extension over file
+ if (symlink(Filename.c_str(),DestFile.c_str()) != 0)
+ _error->WarningE("pkgAcqIndex::StageDownloadDone", "Symlinking file %s to %s failed", Filename.c_str(), DestFile.c_str());
+ else
+ {
+ EraseFileName = DestFile;
+ Filename = DestFile;
+ }
}
- // If we want compressed indexes, just copy in place for hash verification
- if (Target.KeepCompressed == true)
- {
- DestFile = GetPartialFileNameFromURI(Target.URI + '.' + CurrentCompressionExtension);
- EraseFileName = "";
- Stage = STAGE_DECOMPRESS_AND_VERIFY;
- Desc.URI = "copy:" + FileName;
- QueueURI(Desc);
- SetActiveSubprocess("copy");
- return;
- }
-
- // get the binary name for your used compression type
- string decompProg;
- if(CurrentCompressionExtension == "uncompressed")
- decompProg = "copy";
+ Stage = STAGE_DECOMPRESS_AND_VERIFY;
+ DestFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
+ if (Filename != DestFile && flExtension(Filename) == flExtension(DestFile))
+ Desc.URI = "copy:" + Filename;
else
- decompProg = _config->Find(string("Acquire::CompressionTypes::").append(CurrentCompressionExtension),"");
- if(decompProg.empty() == true)
+ Desc.URI = "store:" + Filename;
+ if (DestFile == Filename)
{
- _error->Error("Unsupported extension: %s", CurrentCompressionExtension.c_str());
- return;
+ if (CurrentCompressionExtension == "uncompressed")
+ return StageDecompressDone();
+ DestFile = "/dev/null";
}
+ if (EraseFileName.empty())
+ EraseFileName = Filename;
+
// queue uri for the next stage
- Stage = STAGE_DECOMPRESS_AND_VERIFY;
- DestFile += ".decomp";
- Desc.URI = decompProg + ":" + FileName;
QueueURI(Desc);
- SetActiveSubprocess(decompProg);
+ SetActiveSubprocess(::URI(Desc.URI).Access);
}
/*}}}*/
// AcqIndex::StageDecompressDone - Final verification /*{{{*/
-void pkgAcqIndex::StageDecompressDone(string const &,
- HashStringList const &,
- pkgAcquire::MethodConfig const * const)
+void pkgAcqIndex::StageDecompressDone()
{
+ if (DestFile == "/dev/null")
+ DestFile = GetKeepCompressedFileName(GetPartialFileNameFromURI(Target.URI), Target);
+
// Done, queue for rename on transaction finished
TransactionManager->TransactionStageCopy(this, DestFile, GetFinalFilename());
- return;
}
/*}}}*/
pkgAcqIndex::~pkgAcqIndex() {}
/* Hmm, we have a file and its size does not match, this means it is
an old style mismatched arch */
- unlink(FinalFile.c_str());
+ RemoveFile("pkgAcqArchive::QueueNext", FinalFile);
}
// Check it again using the new style output filenames
/* Hmm, we have a file and its size does not match, this shouldn't
happen.. */
- unlink(FinalFile.c_str());
+ RemoveFile("pkgAcqArchive::QueueNext", FinalFile);
}
DestFile = _config->FindDir("Dir::Cache::Archives") + "partial/" + flNotDir(StoreFilename);
{
// Hmm, the partial file is too big, erase it
if ((unsigned long long)Buf.st_size > Version->Size)
- unlink(DestFile.c_str());
+ RemoveFile("pkgAcqArchive::QueueNext", DestFile);
else
PartialSize = Buf.st_size;
}
char const * const Component, char const * const SrcName,
char const * const SrcVersion)
{
- if (Template.find("CHANGEPATH") == std::string::npos)
+ if (Template.find("@CHANGEPATH@") == std::string::npos)
return "";
// the path is: COMPONENT/SRC/SRCNAME/SRCNAME_SRCVER, e.g. main/a/apt/1.1 or contrib/liba/libapt/2.0
if (Component != NULL && strlen(Component) != 0)
path = std::string(Component) + "/" + path;
- return SubstVar(Template, "CHANGEPATH", path);
+ return SubstVar(Template, "@CHANGEPATH@", path);
}
/*}}}*/
// AcqChangelog::Failed - Failure handler /*{{{*/
{
if (TemporaryDirectory.empty() == false)
{
- unlink(DestFile.c_str());
+ RemoveFile("~pkgAcqChangelog", DestFile);
rmdir(TemporaryDirectory.c_str());
}
}
{
// Hmm, the partial file is too big, erase it
if ((Size > 0) && (unsigned long long)Buf.st_size > Size)
- unlink(DestFile.c_str());
+ RemoveFile("pkgAcqFile", DestFile);
else
PartialSize = Buf.st_size;
}
if (lstat(DestFile.c_str(),&St) == 0)
{
if (S_ISLNK(St.st_mode) != 0)
- unlink(DestFile.c_str());
+ RemoveFile("pkgAcqFile::Done", DestFile);
}
// Symlink the file
projects / apt.git / blobdiff