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-rw-r--r--apt-pkg/acquire-item.cc114
-rw-r--r--apt-pkg/acquire-item.h9
-rw-r--r--apt-pkg/aptconfiguration.cc8
3 files changed, 79 insertions, 52 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 2cd6ab359..a603a3d70 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -622,29 +622,61 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
HashString ExpectedHash, string comprExt)
: Item(Owner), RealURI(URI), ExpectedHash(ExpectedHash)
{
+ 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;
+
+ Init(URI, URIDesc, ShortDesc);
+}
+pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner, IndexTarget const *Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser)
+ : Item(Owner), RealURI(Target->URI), ExpectedHash(ExpectedHash)
+{
+ // autoselect the compression method
+ std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+ CompressionExtension = "";
+ if (ExpectedHash.empty() == false)
+ {
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ if (*t == "uncompressed" || MetaIndexParser->Exists(string(Target->MetaKey).append(".").append(*t)) == true)
+ CompressionExtension.append(*t).append(" ");
+ }
+ else
+ {
+ for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+ CompressionExtension.append(*t).append(" ");
+ }
+ if (CompressionExtension.empty() == false)
+ CompressionExtension.erase(CompressionExtension.end()-1);
+
+ Init(Target->URI, Target->Description, Target->ShortDesc);
+}
+ /*}}}*/
+// AcqIndex::Init - defered Constructor /*{{{*/
+void pkgAcqIndex::Init(string const &URI, string const &URIDesc, string const &ShortDesc) {
Decompression = false;
Erase = false;
DestFile = _config->FindDir("Dir::State::lists") + "partial/";
DestFile += URItoFileName(URI);
- if(comprExt.empty())
- {
- // autoselect the compression method
- std::vector<std::string> types = APT::Configuration::getCompressionTypes();
- if (types.empty() == true)
- comprExt = "plain";
- else
- comprExt = "." + types[0];
- }
- CompressionExtension = ((comprExt == "plain" || comprExt == ".") ? "" : comprExt);
-
- Desc.URI = URI + CompressionExtension;
+ std::string const comprExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
+ if (comprExt == "uncompressed")
+ Desc.URI = URI;
+ else
+ Desc.URI = URI + '.' + comprExt;
Desc.Description = URIDesc;
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
-
+
QueueURI(Desc);
}
/*}}}*/
@@ -666,37 +698,18 @@ string pkgAcqIndex::Custom600Headers()
/*}}}*/
void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
{
- std::vector<std::string> types = APT::Configuration::getCompressionTypes();
-
- for (std::vector<std::string>::const_iterator t = types.begin();
- t != types.end(); t++)
+ size_t const nextExt = CompressionExtension.find(' ');
+ if (nextExt != std::string::npos)
{
- // jump over all already tried compression types
- const unsigned int nameLen = Desc.URI.size() - (*t).size();
- if(Desc.URI.substr(nameLen) != *t)
- continue;
-
- // we want to try it with the next extension (and make sure to
- // not skip over the end)
- t++;
- if (t == types.end())
- break;
-
- // queue new download
- Desc.URI = Desc.URI.substr(0, nameLen) + *t;
- new pkgAcqIndex(Owner, RealURI, Desc.Description, Desc.ShortDesc,
- ExpectedHash, string(".").append(*t));
-
- Status = StatDone;
- Complete = false;
- Dequeue();
+ CompressionExtension = CompressionExtension.substr(nextExt+1);
+ Init(RealURI, Desc.Description, Desc.ShortDesc);
return;
}
// on decompression failure, remove bad versions in partial/
- if(Decompression && Erase) {
+ if (Decompression && Erase) {
string s = _config->FindDir("Dir::State::lists") + "partial/";
- s += URItoFileName(RealURI);
+ s.append(URItoFileName(RealURI));
unlink(s.c_str());
}
@@ -773,8 +786,8 @@ void pkgAcqIndex::Done(string Message,unsigned long Size,string Hash,
Status = StatError;
ErrorText = "Method gave a blank filename";
}
-
- string compExt = flExtension(flNotDir(URI(Desc.URI).Path));
+
+ std::string const compExt = CompressionExtension.substr(0, CompressionExtension.find(' '));
// The files timestamp matches
if (StringToBool(LookupTag(Message,"IMS-Hit"),false) == true) {
@@ -807,12 +820,7 @@ void pkgAcqIndex::Done(string Message,unsigned long Size,string Hash,
// get the binary name for your used compression type
decompProg = _config->Find(string("Acquire::CompressionTypes::").append(compExt),"");
if(decompProg.empty() == false);
- // flExtensions returns the full name if no extension is found
- // this is why we have this complicated compare operation here
- // FIMXE: add a new flJustExtension() that return "" if no
- // extension is found and use that above so that it can
- // be tested against ""
- else if(compExt == flNotDir(URI(Desc.URI).Path))
+ else if(compExt == "uncompressed")
decompProg = "copy";
else {
_error->Error("Unsupported extension: %s", compExt.c_str());
@@ -853,6 +861,15 @@ string pkgAcqIndexTrans::Custom600Headers()
/* */
void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
+ size_t const nextExt = CompressionExtension.find(' ');
+ if (nextExt != std::string::npos)
+ {
+ CompressionExtension = CompressionExtension.substr(nextExt+1);
+ Init(RealURI, Desc.Description, Desc.ShortDesc);
+ Status = StatIdle;
+ return;
+ }
+
if (Cnf->LocalOnly == true ||
StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
{
@@ -862,7 +879,7 @@ void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
Dequeue();
return;
}
-
+
Item::Failed(Message,Cnf);
}
/*}}}*/
@@ -1197,8 +1214,7 @@ void pkgAcqMetaIndex::QueueIndexes(bool verify) /*{{{*/
new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
(*Target)->ShortDesc, ExpectedIndexHash);
else
- new pkgAcqIndex(Owner, (*Target)->URI, (*Target)->Description,
- (*Target)->ShortDesc, ExpectedIndexHash);
+ new pkgAcqIndex(Owner, *Target, ExpectedIndexHash, MetaIndexParser);
}
}
/*}}}*/
diff --git a/apt-pkg/acquire-item.h b/apt-pkg/acquire-item.h
index 581761e32..92098e3d4 100644
--- a/apt-pkg/acquire-item.h
+++ b/apt-pkg/acquire-item.h
@@ -528,8 +528,8 @@ class pkgAcqIndex : public pkgAcquire::Item
/** \brief The expected hashsum of the decompressed index file. */
HashString ExpectedHash;
- /** \brief The compression-related file extension that is being
- * added to the downloaded file (e.g., ".gz" or ".bz2").
+ /** \brief The compression-related file extensions that are being
+ * added to the downloaded file one by one if first fails (e.g., "gz bz2").
*/
string CompressionExtension;
@@ -540,7 +540,7 @@ class pkgAcqIndex : public pkgAcquire::Item
virtual void Done(string Message,unsigned long Size,string Md5Hash,
pkgAcquire::MethodConfig *Cnf);
virtual string Custom600Headers();
- virtual string DescURI() {return RealURI + CompressionExtension;};
+ virtual string DescURI() {return Desc.URI;};
virtual string HashSum() {return ExpectedHash.toStr(); };
/** \brief Create a pkgAcqIndex.
@@ -565,6 +565,9 @@ class pkgAcqIndex : public pkgAcquire::Item
pkgAcqIndex(pkgAcquire *Owner,string URI,string URIDesc,
string ShortDesc, HashString ExpectedHash,
string compressExt="");
+ pkgAcqIndex(pkgAcquire *Owner, struct IndexTarget const * const Target,
+ HashString const &ExpectedHash, indexRecords const *MetaIndexParser);
+ void Init(string const &URI, string const &URIDesc, string const &ShortDesc);
};
/*}}}*/
/** \brief An acquire item that is responsible for fetching a {{{
diff --git a/apt-pkg/aptconfiguration.cc b/apt-pkg/aptconfiguration.cc
index 52f54073c..e97ebfed7 100644
--- a/apt-pkg/aptconfiguration.cc
+++ b/apt-pkg/aptconfiguration.cc
@@ -90,6 +90,14 @@ const Configuration::getCompressionTypes(bool const &Cached) {
types.push_back(Types->Tag);
}
+ // add the special "uncompressed" type
+ if (std::find(types.begin(), types.end(), "uncompressed") == types.end())
+ {
+ string const uncompr = _config->FindFile("Dir::Bin::uncompressed", "");
+ if (uncompr.empty() == true || FileExists(uncompr) == true)
+ types.push_back("uncompressed");
+ }
+
return types;
}
/*}}}*/
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 01:29:44 +0000