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Merge branch 'debian/sid' into debian/experimental
[apt.git] / apt-pkg / acquire-item.cc
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 6c04288a882b9f1ec0b40cc3d20abaee77e87c9c..5187738e90b78ca7750bb488f75e34f36971e73e 100644 (file)
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -44,6 +44,9 @@
 #include <sstream>
 #include <stdio.h>
 #include <ctime>
 #include <sstream>
 #include <stdio.h>
 #include <ctime>
+#include <sys/types.h>
+#include <pwd.h>
+#include <grp.h>
 
 #include <apti18n.h>
                                                                        /*}}}*/
 
 #include <apti18n.h>
                                                                        /*}}}*/
@@ -62,6 +65,30 @@ static void printHashSumComparision(std::string const &URI, HashStringList const
       std::cerr <<  "\t- " << hs->toStr() << std::endl;
 }
                                                                        /*}}}*/
       std::cerr <<  "\t- " << hs->toStr() << std::endl;
 }
                                                                        /*}}}*/
+static void ChangeOwnerAndPermissionOfFile(char const * const requester, char const * const file, char const * const user, char const * const group, mode_t const mode)
+{
+   // ensure the file is owned by root and has good permissions
+   struct passwd const * const pw = getpwnam(user);
+   struct group const * const gr = getgrnam(group);
+   if (getuid() == 0) // if we aren't root, we can't chown, so don't try it
+   {
+      if (pw != NULL && gr != NULL && chown(file, pw->pw_uid, gr->gr_gid) != 0)
+        _error->WarningE(requester, "chown to %s:%s of file %s failed", user, group, file);
+   }
+   if (chmod(file, mode) != 0)
+      _error->WarningE(requester, "chmod 0%o of file %s failed", mode, file);
+}
+static std::string GetPartialFileName(std::string const &file)
+{
+   std::string DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+   DestFile += file;
+   return DestFile;
+}
+static std::string GetPartialFileNameFromURI(std::string const &uri)
+{
+   return GetPartialFileName(URItoFileName(uri));
+}
+
 
 // Acquire::Item::Item - Constructor                                   /*{{{*/
 #if __GNUC__ >= 4
 
 // Acquire::Item::Item - Constructor                                   /*{{{*/
 #if __GNUC__ >= 4
@@ -98,7 +125,6 @@ pkgAcquire::Item::~Item()
    fetch this object */
 void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
    fetch this object */
 void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
-   Status = StatIdle;
    if(ErrorText == "")
       ErrorText = LookupTag(Message,"Message");
    UsedMirror =  LookupTag(Message,"UsedMirror");
    if(ErrorText == "")
       ErrorText = LookupTag(Message,"Message");
    UsedMirror =  LookupTag(Message,"UsedMirror");
@@ -107,7 +133,7 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
       /* This indicates that the file is not available right now but might
          be sometime later. If we do a retry cycle then this should be
         retried [CDROMs] */
       /* This indicates that the file is not available right now but might
          be sometime later. If we do a retry cycle then this should be
         retried [CDROMs] */
-      if (Cnf->LocalOnly == true &&
+      if (Cnf != NULL && Cnf->LocalOnly == true &&
          StringToBool(LookupTag(Message,"Transient-Failure"),false) == true)
       {
         Status = StatIdle;
          StringToBool(LookupTag(Message,"Transient-Failure"),false) == true)
       {
         Status = StatIdle;
@@ -116,11 +142,18 @@ void pkgAcquire::Item::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
       }
 
       Status = StatError;
       }
 
       Status = StatError;
+      Complete = false;
       Dequeue();
       Dequeue();
-   }   
+   }
+   else
+      Status = StatIdle;
 
 
-   // report mirror failure back to LP if we actually use a mirror
+   // check fail reason
    string FailReason = LookupTag(Message, "FailReason");
    string FailReason = LookupTag(Message, "FailReason");
+   if(FailReason == "MaximumSizeExceeded")
+      Rename(DestFile, DestFile+".FAILED");
+
+   // report mirror failure back to LP if we actually use a mirror
    if(FailReason.size() != 0)
       ReportMirrorFailure(FailReason);
    else
    if(FailReason.size() != 0)
       ReportMirrorFailure(FailReason);
    else
@@ -178,6 +211,22 @@ bool pkgAcquire::Item::Rename(string From,string To)
    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/
+
+void pkgAcquire::Item::QueueURI(ItemDesc &Item)
+{
+   if (RealFileExists(DestFile))
+   {
+      std::string SandboxUser = _config->Find("APT::Sandbox::User");
+      ChangeOwnerAndPermissionOfFile("GetPartialFileName", DestFile.c_str(),
+                                     SandboxUser.c_str(), "root", 0600);
+   }
+   Owner->Enqueue(Item);
+}
+void pkgAcquire::Item::Dequeue()
+{
+   Owner->Dequeue(this);
+}
+
 bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const error)/*{{{*/
 {
    if(FileExists(DestFile))
 bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const error)/*{{{*/
 {
    if(FileExists(DestFile))
@@ -212,7 +261,7 @@ bool pkgAcquire::Item::RenameOnError(pkgAcquire::Item::RenameOnErrorState const
    return false;
 }
                                                                        /*}}}*/
    return false;
 }
                                                                        /*}}}*/
-void pkgAcquire::Item::SetActiveSubprocess(const std::string &subprocess)
+void pkgAcquire::Item::SetActiveSubprocess(const std::string &subprocess)/*{{{*/
 {
       ActiveSubprocess = subprocess;
 #if __GNUC__ >= 4
 {
       ActiveSubprocess = subprocess;
 #if __GNUC__ >= 4
@@ -224,7 +273,7 @@ void pkgAcquire::Item::SetActiveSubprocess(const std::string &subprocess)
        #pragma GCC diagnostic pop
 #endif
 }
        #pragma GCC diagnostic pop
 #endif
 }
-
+                                                                       /*}}}*/
 // Acquire::Item::ReportMirrorFailure                                  /*{{{*/
 // ---------------------------------------------------------------------
 void pkgAcquire::Item::ReportMirrorFailure(string FailCode)
 // Acquire::Item::ReportMirrorFailure                                  /*{{{*/
 // ---------------------------------------------------------------------
 void pkgAcquire::Item::ReportMirrorFailure(string FailCode)
@@ -289,12 +338,11 @@ pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
 
    RealURI = Target->URI;
    Desc.Owner = this;
 
    RealURI = Target->URI;
    Desc.Owner = this;
-   Desc.Description = Target->Description + "/DiffIndex";
+   Desc.Description = Target->Description + ".diff/Index";
    Desc.ShortDesc = Target->ShortDesc;
    Desc.URI = Target->URI + ".diff/Index";
 
    Desc.ShortDesc = Target->ShortDesc;
    Desc.URI = Target->URI + ".diff/Index";
 
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(Desc.URI);
+   DestFile = GetPartialFileNameFromURI(Desc.URI);
 
    if(Debug)
       std::clog << "pkgAcqDiffIndex: " << Desc.URI << std::endl;
 
    if(Debug)
       std::clog << "pkgAcqDiffIndex: " << Desc.URI << std::endl;
@@ -310,9 +358,7 @@ pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
       Desc.URI.substr(0,strlen("file:/")) == "file:/")
    {
       // we don't have a pkg file or we don't want to queue
       Desc.URI.substr(0,strlen("file:/")) == "file:/")
    {
       // we don't have a pkg file or we don't want to queue
-      if(Debug)
-        std::clog << "No index file, local or canceld by user" << std::endl;
-      Failed("", NULL);
+      Failed("No index file, local or canceld by user", NULL);
       return;
    }
 
       return;
    }
 
@@ -331,7 +377,7 @@ string pkgAcqDiffIndex::Custom600Headers() const
 {
    string Final = _config->FindDir("Dir::State::lists");
    Final += URItoFileName(Desc.URI);
 {
    string Final = _config->FindDir("Dir::State::lists");
    Final += URItoFileName(Desc.URI);
-   
+
    if(Debug)
       std::clog << "Custom600Header-IMS: " << Final << std::endl;
 
    if(Debug)
       std::clog << "Custom600Header-IMS: " << Final << std::endl;
 
@@ -344,182 +390,287 @@ string pkgAcqDiffIndex::Custom600Headers() const
                                                                        /*}}}*/
 bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)             /*{{{*/
 {
                                                                        /*}}}*/
 bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)             /*{{{*/
 {
+   // failing here is fine: our caller will take care of trying to
+   // get the complete file if patching fails
    if(Debug)
       std::clog << "pkgAcqDiffIndex::ParseIndexDiff() " << IndexDiffFile
         << std::endl;
 
    if(Debug)
       std::clog << "pkgAcqDiffIndex::ParseIndexDiff() " << IndexDiffFile
         << std::endl;
 
-   pkgTagSection Tags;
-   string ServerSha1;
-   vector<DiffInfo> available_patches;
-   
    FileFd Fd(IndexDiffFile,FileFd::ReadOnly);
    pkgTagFile TF(&Fd);
    if (_error->PendingError() == true)
       return false;
 
    FileFd Fd(IndexDiffFile,FileFd::ReadOnly);
    pkgTagFile TF(&Fd);
    if (_error->PendingError() == true)
       return false;
 
-   if(TF.Step(Tags) == true)
+   pkgTagSection Tags;
+   if(unlikely(TF.Step(Tags) == false))
+      return false;
+
+   HashStringList ServerHashes;
+   unsigned long long ServerSize = 0;
+
+   for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
    {
    {
-      bool found = false;
-      DiffInfo d;
-      string size;
+      std::string tagname = *type;
+      tagname.append("-Current");
+      std::string const tmp = Tags.FindS(tagname.c_str());
+      if (tmp.empty() == true)
+        continue;
 
 
-      string const tmp = Tags.FindS("SHA1-Current");
+      string hash;
+      unsigned long long size;
       std::stringstream ss(tmp);
       std::stringstream ss(tmp);
-      ss >> ServerSha1 >> size;
-      unsigned long const ServerSize = atol(size.c_str());
+      ss >> hash >> size;
+      if (unlikely(hash.empty() == true))
+        continue;
+      if (unlikely(ServerSize != 0 && ServerSize != size))
+        continue;
+      ServerHashes.push_back(HashString(*type, hash));
+      ServerSize = size;
+   }
 
 
-      FileFd fd(CurrentPackagesFile, FileFd::ReadOnly);
-      SHA1Summation SHA1;
-      SHA1.AddFD(fd);
-      string const local_sha1 = SHA1.Result();
+   if (ServerHashes.usable() == false)
+   {
+      if (Debug == true)
+        std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": Did not find a good hashsum in the index" << std::endl;
+      return false;
+   }
 
 
-      if(local_sha1 == ServerSha1)
+   if (ServerHashes != HashSums())
+   {
+      if (Debug == true)
       {
       {
-        // 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, TransactionManager, Target, 
-                              ExpectedHashes, MetaIndexParser, 
-                              ServerSha1, available_patches);
-        return true;
+        std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": Index has different hashes than parser, probably older, so fail pdiffing" << std::endl;
+         printHashSumComparision(CurrentPackagesFile, ServerHashes, HashSums());
       }
       }
-      else
+      return false;
+   }
+
+   if (ServerHashes.VerifyFile(CurrentPackagesFile) == true)
+   {
+      // we have the same sha1 as the server so we are done here
+      if(Debug)
+        std::clog << "pkgAcqDiffIndex: Package file " << CurrentPackagesFile << " is up-to-date" << std::endl;
+
+      // 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, TransactionManager, Target,
+                           ExpectedHashes, MetaIndexParser);
+      return true;
+   }
+
+   FileFd fd(CurrentPackagesFile, FileFd::ReadOnly);
+   Hashes LocalHashesCalc;
+   LocalHashesCalc.AddFD(fd);
+   HashStringList const LocalHashes = LocalHashesCalc.GetHashStringList();
+
+   if(Debug)
+      std::clog << "Server-Current: " << ServerHashes.find(NULL)->toStr() << " and we start at "
+        << fd.Name() << " " << fd.FileSize() << " " << LocalHashes.find(NULL)->toStr() << std::endl;
+
+   // parse all of (provided) history
+   vector<DiffInfo> available_patches;
+   bool firstAcceptedHashes = true;
+   for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+   {
+      if (LocalHashes.find(*type) == NULL)
+        continue;
+
+      std::string tagname = *type;
+      tagname.append("-History");
+      std::string const tmp = Tags.FindS(tagname.c_str());
+      if (tmp.empty() == true)
+        continue;
+
+      string hash, filename;
+      unsigned long long size;
+      std::stringstream ss(tmp);
+
+      while (ss >> hash >> size >> filename)
       {
       {
-        if(Debug)
-           std::clog << "SHA1-Current: " << ServerSha1 << " and we start at "<< fd.Name() << " " << fd.Size() << " " << local_sha1 << std::endl;
+        if (unlikely(hash.empty() == true || filename.empty() == true))
+           continue;
 
 
-        // check the historie and see what patches we need
-        string const history = Tags.FindS("SHA1-History");
-        std::stringstream hist(history);
-        while(hist >> d.sha1 >> size >> d.file)
+        // see if we have a record for this file already
+        std::vector<DiffInfo>::iterator cur = available_patches.begin();
+        for (; cur != available_patches.end(); ++cur)
         {
         {
-           // read until the first match is found
-           // from that point on, we probably need all diffs
-           if(d.sha1 == local_sha1) 
-              found=true;
-           else if (found == false)
+           if (cur->file != filename || unlikely(cur->result_size != size))
               continue;
               continue;
-
-           if(Debug)
-              std::clog << "Need to get diff: " << d.file << std::endl;
-           available_patches.push_back(d);
+           cur->result_hashes.push_back(HashString(*type, hash));
+           break;
         }
         }
-
-        if (available_patches.empty() == false)
+        if (cur != available_patches.end())
+           continue;
+        if (firstAcceptedHashes == true)
+        {
+           DiffInfo next;
+           next.file = filename;
+           next.result_hashes.push_back(HashString(*type, hash));
+           next.result_size = size;
+           next.patch_size = 0;
+           available_patches.push_back(next);
+        }
+        else
         {
         {
-           // patching with too many files is rather slow compared to a fast download
-           unsigned long const fileLimit = _config->FindI("Acquire::PDiffs::FileLimit", 0);
-           if (fileLimit != 0 && fileLimit < available_patches.size())
-           {
-              if (Debug)
-                 std::clog << "Need " << available_patches.size() << " diffs (Limit is " << fileLimit
-                       << ") so fallback to complete download" << std::endl;
-              return false;
-           }
-
-           // see if the patches are too big
-           found = false; // it was true and it will be true again at the end
-           d = *available_patches.begin();
-           string const firstPatch = d.file;
-           unsigned long patchesSize = 0;
-           std::stringstream patches(Tags.FindS("SHA1-Patches"));
-           while(patches >> d.sha1 >> size >> d.file)
-           {
-              if (firstPatch == d.file)
-                 found = true;
-              else if (found == false)
-                 continue;
-
-              patchesSize += atol(size.c_str());
-           }
-           unsigned 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;
-           }
+           if (Debug == true)
+              std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": File " << filename
+                 << " wasn't in the list for the first parsed hash! (history)" << std::endl;
+           break;
         }
       }
         }
       }
+      firstAcceptedHashes = false;
+   }
+
+   if (unlikely(available_patches.empty() == true))
+   {
+      if (Debug)
+        std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": "
+           << "Couldn't find any patches for the patch series." << std::endl;
+      return false;
+   }
 
 
-      // we have something, queue the next diff
-      if(found)
+   for (char const * const * type = HashString::SupportedHashes(); *type != NULL; ++type)
+   {
+      if (LocalHashes.find(*type) == NULL)
+        continue;
+
+      std::string tagname = *type;
+      tagname.append("-Patches");
+      std::string const tmp = Tags.FindS(tagname.c_str());
+      if (tmp.empty() == true)
+        continue;
+
+      string hash, filename;
+      unsigned long long size;
+      std::stringstream ss(tmp);
+
+      while (ss >> hash >> size >> filename)
       {
       {
-         // 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;
+        if (unlikely(hash.empty() == true || filename.empty() == true))
+           continue;
 
 
-        // queue the diffs
-        string::size_type const last_space = Description.rfind(" ");
-        if(last_space != string::npos)
-           Description.erase(last_space, Description.size()-last_space);
-
-        /* decide if we should download patches one by one or in one go:
-           The first is good if the server merges patches, but many don't so client
-           based merging can be attempt in which case the second is better.
-           "bad things" will happen if patches are merged on the server,
-           but client side merging is attempt as well */
-        bool pdiff_merge = _config->FindB("Acquire::PDiffs::Merge", true);
-        if (pdiff_merge == true)
+        // see if we have a record for this file already
+        std::vector<DiffInfo>::iterator cur = available_patches.begin();
+        for (; cur != available_patches.end(); ++cur)
         {
         {
-           // reprepro adds this flag if it has merged patches on the server
-           std::string const precedence = Tags.FindS("X-Patch-Precedence");
-           pdiff_merge = (precedence != "merged");
+           if (cur->file != filename)
+              continue;
+           if (unlikely(cur->patch_size != 0 && cur->patch_size != size))
+              continue;
+           cur->patch_hashes.push_back(HashString(*type, hash));
+           cur->patch_size = size;
+           break;
         }
         }
+        if (cur != available_patches.end())
+              continue;
+        if (Debug == true)
+           std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": File " << filename
+              << " wasn't in the list for the first parsed hash! (patches)" << std::endl;
+        break;
+      }
+   }
 
 
-        if (pdiff_merge == false)
-         {
-           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,
-                                                       TransactionManager,
-                                                       Target,
-                                                       ExpectedHashes,
-                                                       MetaIndexParser,
-                                                       available_patches[i],
-                                                       diffs);
-        }
+   bool foundStart = false;
+   for (std::vector<DiffInfo>::iterator cur = available_patches.begin();
+        cur != available_patches.end(); ++cur)
+   {
+      if (LocalHashes != cur->result_hashes)
+        continue;
 
 
-         Complete = false;
-         Status = StatDone;
-         Dequeue();
-         return true;
-      }
+      available_patches.erase(available_patches.begin(), cur);
+      foundStart = true;
+      break;
+   }
+
+   if (foundStart == false || unlikely(available_patches.empty() == true))
+   {
+      if (Debug)
+        std::clog << "pkgAcqDiffIndex: " << IndexDiffFile << ": "
+           << "Couldn't find the start of the patch series." << std::endl;
+      return false;
+   }
+
+   // patching with too many files is rather slow compared to a fast download
+   unsigned long const fileLimit = _config->FindI("Acquire::PDiffs::FileLimit", 0);
+   if (fileLimit != 0 && fileLimit < available_patches.size())
+   {
+      if (Debug)
+        std::clog << "Need " << available_patches.size() << " diffs (Limit is " << fileLimit
+           << ") so fallback to complete download" << std::endl;
+      return false;
+   }
+
+   // 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_size;
+   unsigned long long const sizeLimit = ServerSize * _config->FindI("Acquire::PDiffs::SizeLimit", 100);
+   if (false && 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;
    }
    }
+
+   // FIXME: make this use the method
+   PackagesFileReadyInPartial = true;
+   std::string const Partial = GetPartialFileNameFromURI(RealURI);
+   
+   FileFd From(CurrentPackagesFile, FileFd::ReadOnly);
+   FileFd To(Partial, FileFd::WriteEmpty);
+   if(CopyFile(From, To) == false)
+      return _error->Errno("CopyFile", "failed to copy");
    
    
-   // Nothing found, report and return false
-   // Failing here is ok, if we return false later, the full
-   // IndexFile is queued
    if(Debug)
    if(Debug)
-      std::clog << "Can't find a patch in the index file" << std::endl;
-   return false;
+      std::cerr << "Done copying " << CurrentPackagesFile
+                << " -> " << Partial
+                << std::endl;
+
+   // we have something, queue the diffs
+   string::size_type const last_space = Description.rfind(" ");
+   if(last_space != string::npos)
+      Description.erase(last_space, Description.size()-last_space);
+
+   /* decide if we should download patches one by one or in one go:
+      The first is good if the server merges patches, but many don't so client
+      based merging can be attempt in which case the second is better.
+      "bad things" will happen if patches are merged on the server,
+      but client side merging is attempt as well */
+   bool pdiff_merge = _config->FindB("Acquire::PDiffs::Merge", true);
+   if (pdiff_merge == true)
+   {
+      // reprepro adds this flag if it has merged patches on the server
+      std::string const precedence = Tags.FindS("X-Patch-Precedence");
+      pdiff_merge = (precedence != "merged");
+   }
+
+   if (pdiff_merge == false)
+   {
+      new pkgAcqIndexDiffs(Owner, TransactionManager, Target, ExpectedHashes, 
+                           MetaIndexParser, 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, TransactionManager,
+               Target,
+              ExpectedHashes,
+              MetaIndexParser,
+              available_patches[i],
+              diffs);
+   }
+
+   Complete = false;
+   Status = StatDone;
+   Dequeue();
+   return true;
 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/
-void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
+void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * Cnf)/*{{{*/
 {
    if(Debug)
       std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
 {
    if(Debug)
       std::clog << "pkgAcqDiffIndex failed: " << Desc.URI << " with " << Message << std::endl
@@ -527,9 +678,8 @@ void pkgAcqDiffIndex::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/
 
    new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
 
 
    new pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser);
 
-   Complete = false;
+   Item::Failed(Message,Cnf);
    Status = StatDone;
    Status = StatDone;
-   Dequeue();
 }
                                                                        /*}}}*/
 void pkgAcqDiffIndex::Done(string Message,unsigned long long Size,HashStringList const &Hashes,        /*{{{*/
 }
                                                                        /*}}}*/
 void pkgAcqDiffIndex::Done(string Message,unsigned long long Size,HashStringList const &Hashes,        /*{{{*/
@@ -556,20 +706,17 @@ void pkgAcqDiffIndex::Done(string Message,unsigned long long Size,HashStringList
    }
 
    string FinalFile;
    }
 
    string FinalFile;
-   FinalFile = _config->FindDir("Dir::State::lists")+URItoFileName(RealURI);
+   FinalFile = _config->FindDir("Dir::State::lists");
+   FinalFile += URItoFileName(Desc.URI);
 
 
-   // success in downloading the index
-   // rename the index
-   FinalFile += string(".IndexDiff");
-   if(Debug)
-      std::clog << "Renaming: " << DestFile << " -> " << FinalFile 
-               << std::endl;
-   Rename(DestFile,FinalFile);
-   chmod(FinalFile.c_str(),0644);
-   DestFile = FinalFile;
+   if(StringToBool(LookupTag(Message,"IMS-Hit"),false))
+      DestFile = FinalFile;
 
    if(!ParseDiffIndex(DestFile))
 
    if(!ParseDiffIndex(DestFile))
-      return Failed("", NULL);
+      return Failed("Message: Couldn't parse pdiff index", Cnf);
+
+   // queue for final move
+   TransactionManager->TransactionStageCopy(this, DestFile, FinalFile);
 
    Complete = true;
    Status = StatDone;
 
    Complete = true;
    Status = StatDone;
@@ -587,14 +734,11 @@ pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
                                    struct IndexTarget const * const Target,
                                    HashStringList const &ExpectedHashes,
                                    indexRecords *MetaIndexParser,
                                    struct IndexTarget const * const Target,
                                    HashStringList const &ExpectedHashes,
                                    indexRecords *MetaIndexParser,
-                                  string ServerSha1,
                                   vector<DiffInfo> diffs)
    : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
                                   vector<DiffInfo> diffs)
    : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
-     available_patches(diffs), ServerSha1(ServerSha1)
+     available_patches(diffs)
 {
 {
-   
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(Target->URI);
+   DestFile = GetPartialFileNameFromURI(Target->URI);
 
    Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
 
 
    Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
 
@@ -647,16 +791,9 @@ void pkgAcqIndexDiffs::Finish(bool allDone)
       }
 
       // queue for copy
       }
 
       // 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;
-
-      TransactionManager->TransactionStageCopy(this, PartialFile, DestFile);
+      std::string FinalFile = _config->FindDir("Dir::State::lists");
+      FinalFile += URItoFileName(RealURI);
+      TransactionManager->TransactionStageCopy(this, DestFile, FinalFile);
 
       // this is for the "real" finish
       Complete = true;
 
       // this is for the "real" finish
       Complete = true;
@@ -678,26 +815,31 @@ void pkgAcqIndexDiffs::Finish(bool allDone)
 bool pkgAcqIndexDiffs::QueueNextDiff()                                 /*{{{*/
 {
    // calc sha1 of the just patched file
 bool pkgAcqIndexDiffs::QueueNextDiff()                                 /*{{{*/
 {
    // calc sha1 of the just patched file
-   string FinalFile = _config->FindDir("Dir::State::lists");
-   FinalFile += "partial/" + URItoFileName(RealURI);
+   std::string const FinalFile = GetPartialFileNameFromURI(RealURI);
 
    if(!FileExists(FinalFile))
    {
 
    if(!FileExists(FinalFile))
    {
-      Failed("No FinalFile " + FinalFile + " available", NULL);
+      Failed("Message: No FinalFile " + FinalFile + " available", NULL);
       return false;
    }
 
    FileFd fd(FinalFile, FileFd::ReadOnly);
       return false;
    }
 
    FileFd fd(FinalFile, FileFd::ReadOnly);
-   SHA1Summation SHA1;
-   SHA1.AddFD(fd);
-   string local_sha1 = string(SHA1.Result());
+   Hashes LocalHashesCalc;
+   LocalHashesCalc.AddFD(fd);
+   HashStringList const LocalHashes = LocalHashesCalc.GetHashStringList();
+
    if(Debug)
    if(Debug)
-      std::clog << "QueueNextDiff: " 
-               << FinalFile << " (" << local_sha1 << ")"<<std::endl;
+      std::clog << "QueueNextDiff: " << FinalFile << " (" << LocalHashes.find(NULL)->toStr() << ")" << std::endl;
+
+   if (unlikely(LocalHashes.usable() == false || ExpectedHashes.usable() == false))
+   {
+      Failed("Local/Expected hashes are not usable", NULL);
+      return false;
+   }
 
 
    // final file reached before all patches are applied
 
 
    // final file reached before all patches are applied
-   if(local_sha1 == ServerSha1)
+   if(LocalHashes == ExpectedHashes)
    {
       Finish(true);
       return true;
    {
       Finish(true);
       return true;
@@ -705,10 +847,10 @@ bool pkgAcqIndexDiffs::QueueNextDiff()                                    /*{{{*/
 
    // remove all patches until the next matching patch is found
    // this requires the Index file to be ordered
 
    // 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();
+   for(vector<DiffInfo>::iterator I = available_patches.begin();
        available_patches.empty() == false &&
          I != available_patches.end() &&
        available_patches.empty() == false &&
          I != available_patches.end() &&
-         I->sha1 != local_sha1;
+         I->result_hashes != LocalHashes;
        ++I)
    {
       available_patches.erase(I);
        ++I)
    {
       available_patches.erase(I);
@@ -717,19 +859,18 @@ bool pkgAcqIndexDiffs::QueueNextDiff()                                    /*{{{*/
    // error checking and falling back if no patch was found
    if(available_patches.empty() == true)
    {
    // error checking and falling back if no patch was found
    if(available_patches.empty() == true)
    {
-      Failed("No patches available", NULL);
+      Failed("No patches left to reach target", NULL);
       return false;
    }
 
    // queue the right diff
    Desc.URI = RealURI + ".diff/" + available_patches[0].file + ".gz";
    Desc.Description = Description + " " + available_patches[0].file + string(".pdiff");
       return false;
    }
 
    // queue the right diff
    Desc.URI = RealURI + ".diff/" + available_patches[0].file + ".gz";
    Desc.Description = Description + " " + available_patches[0].file + string(".pdiff");
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(RealURI + ".diff/" + available_patches[0].file);
+   DestFile = GetPartialFileNameFromURI(RealURI + ".diff/" + available_patches[0].file);
 
    if(Debug)
       std::clog << "pkgAcqIndexDiffs::QueueNextDiff(): " << Desc.URI << std::endl;
 
    if(Debug)
       std::clog << "pkgAcqIndexDiffs::QueueNextDiff(): " << Desc.URI << std::endl;
-   
+
    QueueURI(Desc);
 
    return true;
    QueueURI(Desc);
 
    return true;
@@ -744,13 +885,22 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long long Size, HashStringLi
    Item::Done(Message, Size, Hashes, Cnf);
 
    // FIXME: verify this download too before feeding it to rred
    Item::Done(Message, Size, Hashes, Cnf);
 
    // FIXME: verify this download too before feeding it to rred
-
-   string FinalFile;
-   FinalFile = _config->FindDir("Dir::State::lists")+"partial/"+URItoFileName(RealURI);
+   std::string const FinalFile = GetPartialFileNameFromURI(RealURI);
 
    // success in downloading a diff, enter ApplyDiff state
    if(State == StateFetchDiff)
    {
 
    // success in downloading a diff, enter ApplyDiff state
    if(State == StateFetchDiff)
    {
+      FileFd fd(DestFile, FileFd::ReadOnly, FileFd::Gzip);
+      class Hashes LocalHashesCalc;
+      LocalHashesCalc.AddFD(fd);
+      HashStringList const LocalHashes = LocalHashesCalc.GetHashStringList();
+
+      if (fd.Size() != available_patches[0].patch_size ||
+           available_patches[0].patch_hashes != LocalHashes)
+      {
+        Failed("Patch has Size/Hashsum mismatch", NULL);
+        return;
+      }
 
       // rred excepts the patch as $FinalFile.ed
       Rename(DestFile,FinalFile+".ed");
 
       // rred excepts the patch as $FinalFile.ed
       Rename(DestFile,FinalFile+".ed");
@@ -787,7 +937,7 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long long Size, HashStringLi
       if(available_patches.empty() == false) {
         new pkgAcqIndexDiffs(Owner, TransactionManager, Target,
                              ExpectedHashes, MetaIndexParser,
       if(available_patches.empty() == false) {
         new pkgAcqIndexDiffs(Owner, TransactionManager, Target,
                              ExpectedHashes, MetaIndexParser,
-                              ServerSha1, available_patches);
+                             available_patches);
         return Finish();
       } else 
          // update
         return Finish();
       } else 
          // update
@@ -807,10 +957,6 @@ pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
   : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
      patch(patch), allPatches(allPatches), State(StateFetchDiff)
 {
   : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser),
      patch(patch), allPatches(allPatches), State(StateFetchDiff)
 {
-
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(Target->URI);
-
    Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
 
    RealURI = Target->URI;
    Debug = _config->FindB("Debug::pkgAcquire::Diffs",false);
 
    RealURI = Target->URI;
@@ -820,8 +966,8 @@ pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
 
    Desc.URI = RealURI + ".diff/" + patch.file + ".gz";
    Desc.Description = Description + " " + patch.file + string(".pdiff");
 
    Desc.URI = RealURI + ".diff/" + patch.file + ".gz";
    Desc.Description = Description + " " + patch.file + string(".pdiff");
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(RealURI + ".diff/" + patch.file);
+
+   DestFile = GetPartialFileNameFromURI(RealURI + ".diff/" + patch.file);
 
    if(Debug)
       std::clog << "pkgAcqIndexMergeDiffs: " << Desc.URI << std::endl;
 
    if(Debug)
       std::clog << "pkgAcqIndexMergeDiffs: " << Desc.URI << std::endl;
@@ -829,13 +975,13 @@ pkgAcqIndexMergeDiffs::pkgAcqIndexMergeDiffs(pkgAcquire *Owner,
    QueueURI(Desc);
 }
                                                                        /*}}}*/
    QueueURI(Desc);
 }
                                                                        /*}}}*/
-void pkgAcqIndexMergeDiffs::Failed(string Message,pkgAcquire::MethodConfig * /*Cnf*/)/*{{{*/
+void pkgAcqIndexMergeDiffs::Failed(string Message,pkgAcquire::MethodConfig * Cnf)/*{{{*/
 {
    if(Debug)
       std::clog << "pkgAcqIndexMergeDiffs failed: " << Desc.URI << " with " << Message << std::endl;
 {
    if(Debug)
       std::clog << "pkgAcqIndexMergeDiffs failed: " << Desc.URI << " with " << Message << std::endl;
-   Complete = false;
+
+   Item::Failed(Message,Cnf);
    Status = StatDone;
    Status = StatDone;
-   Dequeue();
 
    // check if we are the first to fail, otherwise we are done here
    State = StateDoneDiff;
 
    // check if we are the first to fail, otherwise we are done here
    State = StateDoneDiff;
@@ -859,11 +1005,21 @@ void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,HashStri
    Item::Done(Message,Size,Hashes,Cnf);
 
    // FIXME: verify download before feeding it to rred
    Item::Done(Message,Size,Hashes,Cnf);
 
    // FIXME: verify download before feeding it to rred
-
-   string const FinalFile = _config->FindDir("Dir::State::lists") + "partial/" + URItoFileName(RealURI);
+   string const FinalFile = GetPartialFileNameFromURI(RealURI);
 
    if (State == StateFetchDiff)
    {
 
    if (State == StateFetchDiff)
    {
+      FileFd fd(DestFile, FileFd::ReadOnly, FileFd::Gzip);
+      class Hashes LocalHashesCalc;
+      LocalHashesCalc.AddFD(fd);
+      HashStringList const LocalHashes = LocalHashesCalc.GetHashStringList();
+
+      if (fd.Size() != patch.patch_size || patch.patch_hashes != LocalHashes)
+      {
+        Failed("Patch has Size/Hashsum mismatch", NULL);
+        return;
+      }
+
       // rred expects the patch as $FinalFile.ed.$patchname.gz
       Rename(DestFile, FinalFile + ".ed." + patch.file + ".gz");
 
       // rred expects the patch as $FinalFile.ed.$patchname.gz
       Rename(DestFile, FinalFile + ".ed." + patch.file + ".gz");
 
@@ -916,11 +1072,9 @@ void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,HashStri
       for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
            I != allPatches->end(); ++I)
       {
       for (std::vector<pkgAcqIndexMergeDiffs *>::const_iterator I = allPatches->begin();
            I != allPatches->end(); ++I)
       {
-            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());
+        std::string const PartialFile = GetPartialFileNameFromURI(RealURI);
+        std::string patch = PartialFile + ".ed." + (*I)->patch.file + ".gz";
+        unlink(patch.c_str());
       }
 
       // all set and done
       }
 
       // all set and done
@@ -930,7 +1084,6 @@ void pkgAcqIndexMergeDiffs::Done(string Message,unsigned long long Size,HashStri
    }
 }
                                                                        /*}}}*/
    }
 }
                                                                        /*}}}*/
-
 // AcqBaseIndex::VerifyHashByMetaKey - verify hash for the given metakey /*{{{*/
 bool pkgAcqBaseIndex::VerifyHashByMetaKey(HashStringList const &Hashes)
 {
 // AcqBaseIndex::VerifyHashByMetaKey - verify hash for the given metakey /*{{{*/
 bool pkgAcqBaseIndex::VerifyHashByMetaKey(HashStringList const &Hashes)
 {
@@ -945,12 +1098,11 @@ bool pkgAcqBaseIndex::VerifyHashByMetaKey(HashStringList const &Hashes)
    }
    return true;
 }
    }
    return true;
 }
-
-
+                                                                       /*}}}*/
 // AcqIndex::AcqIndex - Constructor                                    /*{{{*/
 // ---------------------------------------------------------------------
 // AcqIndex::AcqIndex - Constructor                                    /*{{{*/
 // ---------------------------------------------------------------------
-/* The package file is added to the queue and a second class is 
-   instantiated to fetch the revision file */   
+/* The package file is added to the queue and a second class is
+   instantiated to fetch the revision file */
 pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
                         string URI,string URIDesc,string ShortDesc,
                         HashStringList const  &ExpectedHash)
 pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
                         string URI,string URIDesc,string ShortDesc,
                         HashStringList const  &ExpectedHash)
@@ -967,13 +1119,12 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
 }
                                                                        /*}}}*/
 // AcqIndex::AcqIndex - Constructor                                    /*{{{*/
 }
                                                                        /*}}}*/
 // AcqIndex::AcqIndex - Constructor                                    /*{{{*/
-// ---------------------------------------------------------------------
 pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
                          pkgAcqMetaBase *TransactionManager,
                          IndexTarget const *Target,
 pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
                          pkgAcqMetaBase *TransactionManager,
                          IndexTarget const *Target,
-                        HashStringList const &ExpectedHash, 
+                        HashStringList const &ExpectedHash,
                          indexRecords *MetaIndexParser)
                          indexRecords *MetaIndexParser)
-   : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHash, 
+   : pkgAcqBaseIndex(Owner, TransactionManager, Target, ExpectedHash,
                      MetaIndexParser)
 {
    RealURI = Target->URI;
                      MetaIndexParser)
 {
    RealURI = Target->URI;
@@ -988,7 +1139,6 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
 }
                                                                        /*}}}*/
 // AcqIndex::AutoSelectCompression - Select compression                        /*{{{*/
 }
                                                                        /*}}}*/
 // AcqIndex::AutoSelectCompression - Select compression                        /*{{{*/
-// ---------------------------------------------------------------------
 void pkgAcqIndex::AutoSelectCompression()
 {
    std::vector<std::string> types = APT::Configuration::getCompressionTypes();
 void pkgAcqIndex::AutoSelectCompression()
 {
    std::vector<std::string> types = APT::Configuration::getCompressionTypes();
@@ -999,7 +1149,7 @@ void pkgAcqIndex::AutoSelectCompression()
            t != types.end(); ++t)
       {
          std::string CompressedMetaKey = string(Target->MetaKey).append(".").append(*t);
            t != types.end(); ++t)
       {
          std::string CompressedMetaKey = string(Target->MetaKey).append(".").append(*t);
-         if (*t == "uncompressed" || 
+         if (*t == "uncompressed" ||
              MetaIndexParser->Exists(CompressedMetaKey) == true)
             CompressionExtensions.append(*t).append(" ");
       }
              MetaIndexParser->Exists(CompressedMetaKey) == true)
             CompressionExtensions.append(*t).append(" ");
       }
@@ -1012,15 +1162,14 @@ void pkgAcqIndex::AutoSelectCompression()
    if (CompressionExtensions.empty() == false)
       CompressionExtensions.erase(CompressionExtensions.end()-1);
 }
    if (CompressionExtensions.empty() == false)
       CompressionExtensions.erase(CompressionExtensions.end()-1);
 }
+                                                                       /*}}}*/
 // AcqIndex::Init - defered Constructor                                        /*{{{*/
 // AcqIndex::Init - defered Constructor                                        /*{{{*/
-// ---------------------------------------------------------------------
-void pkgAcqIndex::Init(string const &URI, string const &URIDesc, 
+void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
                        string const &ShortDesc)
 {
    Stage = STAGE_DOWNLOAD;
 
                        string const &ShortDesc)
 {
    Stage = STAGE_DOWNLOAD;
 
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(URI);
+   DestFile = GetPartialFileNameFromURI(URI);
 
    CurrentCompressionExtension = CompressionExtensions.substr(0, CompressionExtensions.find(' '));
    if (CurrentCompressionExtension == "uncompressed")
 
    CurrentCompressionExtension = CompressionExtensions.substr(0, CompressionExtensions.find(' '));
    if (CurrentCompressionExtension == "uncompressed")
@@ -1043,7 +1192,7 @@ void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
       indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey);
       if(Record)
          FileSize = Record->Size;
       indexRecords::checkSum *Record = MetaIndexParser->Lookup(MetaKey);
       if(Record)
          FileSize = Record->Size;
-      
+
       InitByHashIfNeeded(MetaKey);
    }
 
       InitByHashIfNeeded(MetaKey);
    }
 
@@ -1055,8 +1204,6 @@ void pkgAcqIndex::Init(string const &URI, string const &URIDesc,
 }
                                                                        /*}}}*/
 // AcqIndex::AdjustForByHash - modify URI for by-hash support          /*{{{*/
 }
                                                                        /*}}}*/
 // AcqIndex::AdjustForByHash - modify URI for by-hash support          /*{{{*/
-// ---------------------------------------------------------------------
-/* */
 void pkgAcqIndex::InitByHashIfNeeded(const std::string MetaKey)
 {
    // TODO:
 void pkgAcqIndex::InitByHashIfNeeded(const std::string MetaKey)
 {
    // TODO:
@@ -1092,7 +1239,7 @@ void pkgAcqIndex::InitByHashIfNeeded(const std::string MetaKey)
 string pkgAcqIndex::Custom600Headers() const
 {
    string Final = GetFinalFilename();
 string pkgAcqIndex::Custom600Headers() const
 {
    string Final = GetFinalFilename();
-   
+
    string msg = "\nIndex-File: true";
    struct stat Buf;
    if (stat(Final.c_str(),&Buf) == 0)
    string msg = "\nIndex-File: true";
    struct stat Buf;
    if (stat(Final.c_str(),&Buf) == 0)
@@ -1101,10 +1248,8 @@ string pkgAcqIndex::Custom600Headers() const
    return msg;
 }
                                                                        /*}}}*/
    return msg;
 }
                                                                        /*}}}*/
-// pkgAcqIndex::Failed - getting the indexfile failed                  /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
+// pkgAcqIndex::Failed - getting the indexfile failed                  /*{{{*/
+void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
    size_t const nextExt = CompressionExtensions.find(' ');
    if (nextExt != std::string::npos)
 {
    size_t const nextExt = CompressionExtensions.find(' ');
    if (nextExt != std::string::npos)
@@ -1126,9 +1271,7 @@ void pkgAcqIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)    /*{{{*/
    TransactionManager->AbortTransaction();
 }
                                                                        /*}}}*/
    TransactionManager->AbortTransaction();
 }
                                                                        /*}}}*/
-// pkgAcqIndex::GetFinalFilename - Return the full final file path      /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// pkgAcqIndex::GetFinalFilename - Return the full final file path     /*{{{*/
 std::string pkgAcqIndex::GetFinalFilename() const
 {
    std::string FinalFile = _config->FindDir("Dir::State::lists");
 std::string pkgAcqIndex::GetFinalFilename() const
 {
    std::string FinalFile = _config->FindDir("Dir::State::lists");
@@ -1137,16 +1280,18 @@ std::string pkgAcqIndex::GetFinalFilename() const
       FinalFile += '.' + CurrentCompressionExtension;
    return FinalFile;
 }
       FinalFile += '.' + CurrentCompressionExtension;
    return FinalFile;
 }
-                                                                       /*}}}*/
-// AcqIndex::ReverifyAfterIMS - Reverify index after an ims-hit        /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+                                                                       /*}}}*/
+// 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)
 void pkgAcqIndex::ReverifyAfterIMS()
 {
    // 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);
+   DestFile = GetPartialFileNameFromURI(RealURI);
+
+   // do not reverify cdrom sources as apt-cdrom may rewrite the Packages
+   // file when its doing the indexcopy
+   if (RealURI.substr(0,6) == "cdrom:")
+      return;
 
    // adjust DestFile if its compressed on disk
    if (_config->FindB("Acquire::GzipIndexes",false) == true)
 
    // adjust DestFile if its compressed on disk
    if (_config->FindB("Acquire::GzipIndexes",false) == true)
@@ -1158,10 +1303,8 @@ void pkgAcqIndex::ReverifyAfterIMS()
    Desc.URI = "copy:" + FinalFile;
    QueueURI(Desc);
 }
    Desc.URI = "copy:" + FinalFile;
    QueueURI(Desc);
 }
-                                                                       /*}}}*/
-
-// AcqIndex::ValidateFile - Validate the content of the downloaded file  /*{{{*/
-// --------------------------------------------------------------------------
+                                                                       /*}}}*/
+// AcqIndex::ValidateFile - Validate the content of the downloaded file        /*{{{*/
 bool pkgAcqIndex::ValidateFile(const std::string &FileName)
 {
    // FIXME: this can go away once we only ever download stuff that
 bool pkgAcqIndex::ValidateFile(const std::string &FileName)
 {
    // FIXME: this can go away once we only ever download stuff that
@@ -1187,7 +1330,7 @@ bool pkgAcqIndex::ValidateFile(const std::string &FileName)
    }
    return true;
 }
    }
    return true;
 }
-                                                                        /*}}}*/
+                                                                       /*}}}*/
 // AcqIndex::Done - Finished a fetch                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* This goes through a number of states.. On the initial fetch the
 // AcqIndex::Done - Finished a fetch                                   /*{{{*/
 // ---------------------------------------------------------------------
 /* This goes through a number of states.. On the initial fetch the
@@ -1212,8 +1355,8 @@ void pkgAcqIndex::Done(string Message,
          break;
    }
 }
          break;
    }
 }
-
-// AcqIndex::StageDownloadDone - Queue for decompress and verify        /*{{{*/
+                                                                       /*}}}*/
+// AcqIndex::StageDownloadDone - Queue for decompress and verify       /*{{{*/
 void pkgAcqIndex::StageDownloadDone(string Message,
                                     HashStringList const &Hashes,
                                     pkgAcquire::MethodConfig *Cfg)
 void pkgAcqIndex::StageDownloadDone(string Message,
                                     HashStringList const &Hashes,
                                     pkgAcquire::MethodConfig *Cfg)
@@ -1228,7 +1371,7 @@ void pkgAcqIndex::StageDownloadDone(string Message,
    }
 
    Complete = true;
    }
 
    Complete = true;
-   
+
    // Handle the unzipd case
    string FileName = LookupTag(Message,"Alt-Filename");
    if (FileName.empty() == false)
    // Handle the unzipd case
    string FileName = LookupTag(Message,"Alt-Filename");
    if (FileName.empty() == false)
@@ -1260,11 +1403,6 @@ void pkgAcqIndex::StageDownloadDone(string Message,
    // on if-modfied-since hit to avoid a stale attack against us
    if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == true)
    {
    // on if-modfied-since hit to avoid a stale attack against us
    if(StringToBool(LookupTag(Message,"IMS-Hit"),false) == 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:")
-         return;
-
       // The files timestamp matches, reverify by copy into partial/
       EraseFileName = "";
       ReverifyAfterIMS();
       // The files timestamp matches, reverify by copy into partial/
       EraseFileName = "";
       ReverifyAfterIMS();
@@ -1274,13 +1412,12 @@ void pkgAcqIndex::StageDownloadDone(string Message,
    // If we have compressed indexes enabled, queue for hash verification
    if (_config->FindB("Acquire::GzipIndexes",false))
    {
    // If we have compressed indexes enabled, queue for hash verification
    if (_config->FindB("Acquire::GzipIndexes",false))
    {
-      DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-      DestFile += URItoFileName(RealURI) + '.' + CurrentCompressionExtension;
+      DestFile = GetPartialFileNameFromURI(RealURI + '.' + CurrentCompressionExtension);
       EraseFileName = "";
       Stage = STAGE_DECOMPRESS_AND_VERIFY;
       Desc.URI = "copy:" + FileName;
       QueueURI(Desc);
       EraseFileName = "";
       Stage = STAGE_DECOMPRESS_AND_VERIFY;
       Desc.URI = "copy:" + FileName;
       QueueURI(Desc);
-
+      SetActiveSubprocess("copy");
       return;
     }
 
       return;
     }
 
@@ -1301,11 +1438,10 @@ void pkgAcqIndex::StageDownloadDone(string Message,
    DestFile += ".decomp";
    Desc.URI = decompProg + ":" + FileName;
    QueueURI(Desc);
    DestFile += ".decomp";
    Desc.URI = decompProg + ":" + FileName;
    QueueURI(Desc);
-
    SetActiveSubprocess(decompProg);
 }
    SetActiveSubprocess(decompProg);
 }
-                                                                        /*}}}*/
-// pkgAcqIndex::StageDecompressDone - Final verification               /*{{{*/
+                                                                       /*}}}*/
+// pkgAcqIndex::StageDecompressDone - Final verification               /*{{{*/
 void pkgAcqIndex::StageDecompressDone(string Message,
                                       HashStringList const &Hashes,
                                       pkgAcquire::MethodConfig *Cfg)
 void pkgAcqIndex::StageDecompressDone(string Message,
                                       HashStringList const &Hashes,
                                       pkgAcquire::MethodConfig *Cfg)
@@ -1325,41 +1461,34 @@ void pkgAcqIndex::StageDecompressDone(string Message,
       Failed(Message, Cfg);
       return;
    }
       Failed(Message, Cfg);
       return;
    }
-   
+
    // remove the compressed version of the file
    unlink(EraseFileName.c_str());
    // remove the compressed version of the file
    unlink(EraseFileName.c_str());
-   
+
    // Done, queue for rename on transaction finished
    TransactionManager->TransactionStageCopy(this, DestFile, GetFinalFilename());
    // Done, queue for rename on transaction finished
    TransactionManager->TransactionStageCopy(this, DestFile, GetFinalFilename());
-   
+
    return;
 }
    return;
 }
-                                                                        /*}}}*/
                                                                        /*}}}*/
 // AcqIndexTrans::pkgAcqIndexTrans - Constructor                       /*{{{*/
 // ---------------------------------------------------------------------
 /* The Translation file is added to the queue */
 pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner,
                                                                        /*}}}*/
 // AcqIndexTrans::pkgAcqIndexTrans - Constructor                       /*{{{*/
 // ---------------------------------------------------------------------
 /* The Translation file is added to the queue */
 pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner,
-                           string URI,string URIDesc,string ShortDesc) 
+                           string URI,string URIDesc,string ShortDesc)
   : pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashStringList())
 {
 }
   : pkgAcqIndex(Owner, URI, URIDesc, ShortDesc, HashStringList())
 {
 }
-                                                                       /*}}}*/
-pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner, 
-                                   pkgAcqMetaBase *TransactionManager, 
+pkgAcqIndexTrans::pkgAcqIndexTrans(pkgAcquire *Owner,
+                                   pkgAcqMetaBase *TransactionManager,
                                    IndexTarget const * const Target,
                                    IndexTarget const * const Target,
-                                   HashStringList const &ExpectedHashes, 
+                                   HashStringList const &ExpectedHashes,
                                    indexRecords *MetaIndexParser)
    : pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser)
 {
                                    indexRecords *MetaIndexParser)
    : pkgAcqIndex(Owner, TransactionManager, Target, ExpectedHashes, MetaIndexParser)
 {
-   // load the filesize
-   indexRecords::checkSum *Record = MetaIndexParser->Lookup(string(Target->MetaKey));
-   if(Record)
-      FileSize = Record->Size;
 }
                                                                        /*}}}*/
 // AcqIndexTrans::Custom600Headers - Insert custom request headers     /*{{{*/
 }
                                                                        /*}}}*/
 // AcqIndexTrans::Custom600Headers - Insert custom request headers     /*{{{*/
-// ---------------------------------------------------------------------
 string pkgAcqIndexTrans::Custom600Headers() const
 {
    string Final = GetFinalFilename();
 string pkgAcqIndexTrans::Custom600Headers() const
 {
    string Final = GetFinalFilename();
@@ -1371,8 +1500,6 @@ string pkgAcqIndexTrans::Custom600Headers() const
 }
                                                                        /*}}}*/
 // AcqIndexTrans::Failed - Silence failure messages for missing files  /*{{{*/
 }
                                                                        /*}}}*/
 // AcqIndexTrans::Failed - Silence failure messages for missing files  /*{{{*/
-// ---------------------------------------------------------------------
-/* */
 void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
    size_t const nextExt = CompressionExtensions.find(' ');
 void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
    size_t const nextExt = CompressionExtensions.find(' ');
@@ -1384,31 +1511,24 @@ void pkgAcqIndexTrans::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
       return;
    }
 
       return;
    }
 
+   Item::Failed(Message,Cnf);
+
    // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
    // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
-   if (Cnf->LocalOnly == true || 
+   if (Cnf->LocalOnly == true ||
        StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
        StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
-   {      
+   {
       // Ignore this
       Status = StatDone;
       // Ignore this
       Status = StatDone;
-      Complete = false;
-      Dequeue();
-      return;
    }
    }
-
-   Item::Failed(Message,Cnf);
 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/
-// AcqMetaBase::Add - Add a item to the current Transaction            /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// AcqMetaBase::Add - Add a item to the current Transaction            /*{{{*/
 void pkgAcqMetaBase::Add(Item *I)
 {
    Transaction.push_back(I);
 }
                                                                        /*}}}*/
 void pkgAcqMetaBase::Add(Item *I)
 {
    Transaction.push_back(I);
 }
                                                                        /*}}}*/
-// AcqMetaBase::AbortTransaction - Abort the current Transaction       /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// AcqMetaBase::AbortTransaction - Abort the current Transaction       /*{{{*/
 void pkgAcqMetaBase::AbortTransaction()
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
 void pkgAcqMetaBase::AbortTransaction()
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
@@ -1424,18 +1544,17 @@ void pkgAcqMetaBase::AbortTransaction()
       if ((*I)->Status == pkgAcquire::Item::StatIdle)
          (*I)->Status = pkgAcquire::Item::StatDone;
 
       if ((*I)->Status == pkgAcquire::Item::StatIdle)
          (*I)->Status = pkgAcquire::Item::StatDone;
 
-      // kill files in partial
-      string PartialFile = _config->FindDir("Dir::State::lists");
-      PartialFile += "partial/";
-      PartialFile += flNotDir((*I)->DestFile);
-      if(FileExists(PartialFile))
-         Rename(PartialFile, PartialFile + ".FAILED");
+      // kill failed files in partial
+      if ((*I)->Status == pkgAcquire::Item::StatError)
+      {
+         std::string const PartialFile = GetPartialFileName(flNotDir((*I)->DestFile));
+         if(FileExists(PartialFile))
+            Rename(PartialFile, PartialFile + ".FAILED");
+      }
    }
 }
                                                                        /*}}}*/
    }
 }
                                                                        /*}}}*/
-// AcqMetaBase::TransactionHasError - Check for errors in Transaction          /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// AcqMetaBase::TransactionHasError - Check for errors in Transaction  /*{{{*/
 bool pkgAcqMetaBase::TransactionHasError()
 {
    for (pkgAcquire::ItemIterator I = Transaction.begin();
 bool pkgAcqMetaBase::TransactionHasError()
 {
    for (pkgAcquire::ItemIterator I = Transaction.begin();
@@ -1448,8 +1567,6 @@ bool pkgAcqMetaBase::TransactionHasError()
 }
                                                                        /*}}}*/
 // AcqMetaBase::CommitTransaction - Commit a transaction               /*{{{*/
 }
                                                                        /*}}}*/
 // AcqMetaBase::CommitTransaction - Commit a transaction               /*{{{*/
-// ---------------------------------------------------------------------
-/* */
 void pkgAcqMetaBase::CommitTransaction()
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
 void pkgAcqMetaBase::CommitTransaction()
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
@@ -1462,19 +1579,18 @@ void pkgAcqMetaBase::CommitTransaction()
    {
       if((*I)->PartialFile != "")
       {
    {
       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);
+        if(_config->FindB("Debug::Acquire::Transaction", false) == true)
+           std::clog << "mv " << (*I)->PartialFile << " -> "<< (*I)->DestFile << " "
+              << (*I)->DescURI() << std::endl;
+
+        Rename((*I)->PartialFile, (*I)->DestFile);
+        ChangeOwnerAndPermissionOfFile("CommitTransaction", (*I)->DestFile.c_str(), "root", "root", 0644);
+
       } else {
          if(_config->FindB("Debug::Acquire::Transaction", false) == true)
       } else {
          if(_config->FindB("Debug::Acquire::Transaction", false) == true)
-            std::clog << "rm " 
+            std::clog << "rm "
                       <<  (*I)->DestFile
                       <<  (*I)->DestFile
-                      << " " 
+                      << " "
                       << (*I)->DescURI()
                       << std::endl;
          unlink((*I)->DestFile.c_str());
                       << (*I)->DescURI()
                       << std::endl;
          unlink((*I)->DestFile.c_str());
@@ -1485,8 +1601,6 @@ void pkgAcqMetaBase::CommitTransaction()
 }
                                                                        /*}}}*/
 // AcqMetaBase::TransactionStageCopy - Stage a file for copying                /*{{{*/
 }
                                                                        /*}}}*/
 // AcqMetaBase::TransactionStageCopy - Stage a file for copying                /*{{{*/
-// ---------------------------------------------------------------------
-/* */
 void pkgAcqMetaBase::TransactionStageCopy(Item *I,
                                           const std::string &From,
                                           const std::string &To)
 void pkgAcqMetaBase::TransactionStageCopy(Item *I,
                                           const std::string &From,
                                           const std::string &To)
@@ -1496,8 +1610,6 @@ void pkgAcqMetaBase::TransactionStageCopy(Item *I,
 }
                                                                        /*}}}*/
 // AcqMetaBase::TransactionStageRemoval - Sage a file for removal      /*{{{*/
 }
                                                                        /*}}}*/
 // AcqMetaBase::TransactionStageRemoval - Sage a file for removal      /*{{{*/
-// ---------------------------------------------------------------------
-/* */
 void pkgAcqMetaBase::TransactionStageRemoval(Item *I,
                                              const std::string &FinalFile)
 {
 void pkgAcqMetaBase::TransactionStageRemoval(Item *I,
                                              const std::string &FinalFile)
 {
@@ -1505,15 +1617,15 @@ void pkgAcqMetaBase::TransactionStageRemoval(Item *I,
    I->DestFile = FinalFile; 
 }
                                                                        /*}}}*/
    I->DestFile = FinalFile; 
 }
                                                                        /*}}}*/
-                                                                       /*{{{*/
 // AcqMetaBase::GenerateAuthWarning - Check gpg authentication error   /*{{{*/
 // AcqMetaBase::GenerateAuthWarning - Check gpg authentication error   /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-bool pkgAcqMetaBase::GenerateAuthWarning(const std::string &RealURI,
-                                         const std::string &Message)
+bool pkgAcqMetaBase::CheckStopAuthentication(const std::string &RealURI,
+                                             const std::string &Message)
 {
 {
+   // FIXME: this entire function can do now that we disallow going to
+   //        a unauthenticated state and can cleanly rollback
+
    string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
    string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
-   
+
    if(FileExists(Final))
    {
       Status = StatTransientNetworkError;
    if(FileExists(Final))
    {
       Status = StatTransientNetworkError;
@@ -1537,21 +1649,19 @@ bool pkgAcqMetaBase::GenerateAuthWarning(const std::string &RealURI,
                       Desc.Description.c_str(),
                       LookupTag(Message,"Message").c_str());
    }
                       Desc.Description.c_str(),
                       LookupTag(Message,"Message").c_str());
    }
-   // gpgv method failed 
+   // gpgv method failed
    ReportMirrorFailure("GPGFailure");
    return false;
 }
                                                                        /*}}}*/
    ReportMirrorFailure("GPGFailure");
    return false;
 }
                                                                        /*}}}*/
-// AcqMetaSig::AcqMetaSig - Constructor                                /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// AcqMetaSig::AcqMetaSig - Constructor                                        /*{{{*/
 pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner,
                              pkgAcqMetaBase *TransactionManager,
                             string URI,string URIDesc,string ShortDesc,
                              string MetaIndexFile,
                             const vector<IndexTarget*>* IndexTargets,
                             indexRecords* MetaIndexParser) :
 pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner,
                              pkgAcqMetaBase *TransactionManager,
                             string URI,string URIDesc,string ShortDesc,
                              string MetaIndexFile,
                             const vector<IndexTarget*>* IndexTargets,
                             indexRecords* MetaIndexParser) :
-   pkgAcqMetaBase(Owner, IndexTargets, MetaIndexParser, 
+   pkgAcqMetaBase(Owner, IndexTargets, MetaIndexParser,
                   HashStringList(), TransactionManager),
    RealURI(URI), MetaIndexFile(MetaIndexFile), URIDesc(URIDesc),
    ShortDesc(ShortDesc)
                   HashStringList(), TransactionManager),
    RealURI(URI), MetaIndexFile(MetaIndexFile), URIDesc(URIDesc),
    ShortDesc(ShortDesc)
@@ -1559,8 +1669,8 @@ pkgAcqMetaSig::pkgAcqMetaSig(pkgAcquire *Owner,
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
    DestFile += URItoFileName(RealURI);
 
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
    DestFile += URItoFileName(RealURI);
 
-   // remove any partial downloaded sig-file in partial/. 
-   // it may confuse proxies and is too small to warrant a 
+   // 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());
 
    // partial download anyway
    unlink(DestFile.c_str());
 
@@ -1584,20 +1694,13 @@ pkgAcqMetaSig::~pkgAcqMetaSig()                                         /*{{{*/
                                                                        /*}}}*/
 // pkgAcqMetaSig::Custom600Headers - Insert custom request headers     /*{{{*/
 // ---------------------------------------------------------------------
                                                                        /*}}}*/
 // pkgAcqMetaSig::Custom600Headers - Insert custom request headers     /*{{{*/
 // ---------------------------------------------------------------------
-/* The only header we use is the last-modified header. */
 string pkgAcqMetaSig::Custom600Headers() const
 {
 string pkgAcqMetaSig::Custom600Headers() const
 {
-   string FinalFile = _config->FindDir("Dir::State::lists");
-   FinalFile += URItoFileName(RealURI);
-
-   struct stat Buf;
-   if (stat(FinalFile.c_str(),&Buf) != 0)
-      return "\nIndex-File: true";
-
-   return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+   std::string Header = GetCustom600Headers(RealURI);
+   return Header;
 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/
-// pkgAcqMetaSig::Done - The signature was downloaded/verified         /*{{{*/
+// pkgAcqMetaSig::Done - The signature was downloaded/verified         /*{{{*/
 // ---------------------------------------------------------------------
 /* The only header we use is the last-modified header. */
 void pkgAcqMetaSig::Done(string Message,unsigned long long Size,
 // ---------------------------------------------------------------------
 /* The only header we use is the last-modified header. */
 void pkgAcqMetaSig::Done(string Message,unsigned long long Size,
@@ -1617,13 +1720,12 @@ void pkgAcqMetaSig::Done(string Message,unsigned long long Size,
       }
       return;
    }
       }
       return;
    }
-   else 
+   else
    {
    {
-      if(AuthDone(Message, RealURI) == true)
+      if(CheckAuthDone(Message, RealURI) == true)
       {
          std::string FinalFile = _config->FindDir("Dir::State::lists");
          FinalFile += URItoFileName(RealURI);
       {
          std::string FinalFile = _config->FindDir("Dir::State::lists");
          FinalFile += URItoFileName(RealURI);
-
          TransactionManager->TransactionStageCopy(this, MetaIndexFileSignature, FinalFile);
       }
    }
          TransactionManager->TransactionStageCopy(this, MetaIndexFileSignature, FinalFile);
       }
    }
@@ -1633,13 +1735,9 @@ void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
 {
    string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
 
 {
    string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
 
-   // FIXME: duplicated code from pkgAcqMetaIndex
-   if (AuthPass == true)
-   {
-      bool Stop = GenerateAuthWarning(RealURI, Message);
-      if(Stop)
+   // check if we need to fail at this point 
+   if (AuthPass == true && CheckStopAuthentication(RealURI, Message))
          return;
          return;
-   }
 
    // FIXME: meh, this is not really elegant
    string InReleaseURI = RealURI.replace(RealURI.rfind("Release.gpg"), 12,
 
    // FIXME: meh, this is not really elegant
    string InReleaseURI = RealURI.replace(RealURI.rfind("Release.gpg"), 12,
@@ -1663,20 +1761,23 @@ void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
       } else {
          _error->Error("%s", downgrade_msg.c_str());
          Rename(MetaIndexFile, MetaIndexFile+".FAILED");
       } else {
          _error->Error("%s", downgrade_msg.c_str());
          Rename(MetaIndexFile, MetaIndexFile+".FAILED");
-         Status = pkgAcquire::Item::StatError;
+        Item::Failed("Message: " + downgrade_msg, Cnf);
          TransactionManager->AbortTransaction();
          return;
       }
    }
          TransactionManager->AbortTransaction();
          return;
       }
    }
+   else
+      _error->Warning(_("The data from '%s' is not signed. Packages "
+              "from that repository can not be authenticated."),
+           URIDesc.c_str());
 
    // this ensures that any file in the lists/ dir is removed by the
    // transaction
 
    // this ensures that any file in the lists/ dir is removed by the
    // transaction
-   DestFile =  _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(RealURI);
+   DestFile = GetPartialFileNameFromURI(RealURI);
    TransactionManager->TransactionStageRemoval(this, DestFile);
 
    // only allow going further if the users explicitely wants it
    TransactionManager->TransactionStageRemoval(this, DestFile);
 
    // only allow going further if the users explicitely wants it
-   if(_config->FindB("Acquire::AllowInsecureRepositories") == true)
+   if(MetaIndexParser->IsAlwaysTrusted() || _config->FindB("Acquire::AllowInsecureRepositories") == true)
    {
       // we parse the indexes here because at this point the user wanted
       // a repository that may potentially harm him
    {
       // we parse the indexes here because at this point the user wanted
       // a repository that may potentially harm him
@@ -1685,20 +1786,18 @@ void pkgAcqMetaSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf)/*{{{*/
    } 
    else 
    {
    } 
    else 
    {
-      _error->Warning("Use --allow-insecure-repositories to force the update");
+      _error->Error("Use --allow-insecure-repositories to force the update");
    }
 
    }
 
+   Item::Failed(Message,Cnf);
+
    // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
    // FIXME: this is used often (e.g. in pkgAcqIndexTrans) so refactor
-   if (Cnf->LocalOnly == true || 
+   if (Cnf->LocalOnly == true ||
        StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
        StringToBool(LookupTag(Message,"Transient-Failure"),false) == false)
-   {      
+   {
       // Ignore this
       Status = StatDone;
       // Ignore this
       Status = StatDone;
-      Complete = false;
-      Dequeue();
-      return;
    }
    }
-   Item::Failed(Message,Cnf);
 }
                                                                        /*}}}*/
 pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner,                    /*{{{*/
 }
                                                                        /*}}}*/
 pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner,                    /*{{{*/
@@ -1727,11 +1826,10 @@ pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner,                     /*{{{*/
    Init(URIDesc, ShortDesc);
 }
                                                                        /*}}}*/
    Init(URIDesc, ShortDesc);
 }
                                                                        /*}}}*/
-// pkgAcqMetaIndex::Init - Delayed constructor                         /*{{{*/
+// pkgAcqMetaIndex::Init - Delayed constructor                         /*{{{*/
 void pkgAcqMetaIndex::Init(std::string URIDesc, std::string ShortDesc)
 {
 void pkgAcqMetaIndex::Init(std::string URIDesc, std::string ShortDesc)
 {
-   DestFile = _config->FindDir("Dir::State::lists") + "partial/";
-   DestFile += URItoFileName(RealURI);
+   DestFile = GetPartialFileNameFromURI(RealURI);
 
    // Create the item
    Desc.Description = URIDesc;
 
    // Create the item
    Desc.Description = URIDesc;
@@ -1743,19 +1841,12 @@ void pkgAcqMetaIndex::Init(std::string URIDesc, std::string ShortDesc)
    ExpectedAdditionalItems = IndexTargets->size();
    QueueURI(Desc);
 }
    ExpectedAdditionalItems = IndexTargets->size();
    QueueURI(Desc);
 }
+                                                                       /*}}}*/
 // pkgAcqMetaIndex::Custom600Headers - Insert custom request headers   /*{{{*/
 // ---------------------------------------------------------------------
 // pkgAcqMetaIndex::Custom600Headers - Insert custom request headers   /*{{{*/
 // ---------------------------------------------------------------------
-/* The only header we use is the last-modified header. */
 string pkgAcqMetaIndex::Custom600Headers() const
 {
 string pkgAcqMetaIndex::Custom600Headers() const
 {
-   string Final = _config->FindDir("Dir::State::lists");
-   Final += URItoFileName(RealURI);
-   
-   struct stat Buf;
-   if (stat(Final.c_str(),&Buf) != 0)
-      return "\nIndex-File: true";
-   
-   return "\nIndex-File: true\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+   return GetCustom600Headers(RealURI);
 }
                                                                        /*}}}*/
 void pkgAcqMetaIndex::Done(string Message,unsigned long long Size,     /*{{{*/
 }
                                                                        /*}}}*/
 void pkgAcqMetaIndex::Done(string Message,unsigned long long Size,     /*{{{*/
@@ -1781,7 +1872,7 @@ void pkgAcqMetaIndex::Done(string Message,unsigned long long Size,        /*{{{*/
    }
 }
                                                                        /*}}}*/
    }
 }
                                                                        /*}}}*/
-bool pkgAcqMetaBase::AuthDone(string Message, const string &RealURI)   /*{{{*/
+bool pkgAcqMetaBase::CheckAuthDone(string Message, const string &RealURI)      /*{{{*/
 {
    // At this point, the gpgv method has succeeded, so there is a
    // valid signature from a key in the trusted keyring.  We
 {
    // At this point, the gpgv method has succeeded, so there is a
    // valid signature from a key in the trusted keyring.  We
@@ -1816,7 +1907,27 @@ bool pkgAcqMetaBase::AuthDone(string Message, const string &RealURI)     /*{{{*/
    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/
-                                                                       /*{{{*/
+// pkgAcqMetaBase::GetCustom600Headers - Get header for AcqMetaBase     /*{{{*/
+// ---------------------------------------------------------------------
+string pkgAcqMetaBase::GetCustom600Headers(const string &RealURI) const
+{
+   std::string Header = "\nIndex-File: true";
+   std::string MaximumSize;
+   strprintf(MaximumSize, "\nMaximum-Size: %i",
+             _config->FindI("Acquire::MaxReleaseFileSize", 10*1000*1000));
+   Header += MaximumSize;
+
+   string FinalFile = _config->FindDir("Dir::State::lists");
+   FinalFile += URItoFileName(RealURI);
+
+   struct stat Buf;
+   if (stat(FinalFile.c_str(),&Buf) == 0)
+      Header += "\nLast-Modified: " + TimeRFC1123(Buf.st_mtime);
+
+   return Header;
+}
+                                                                       /*}}}*/
+// pkgAcqMetaBase::QueueForSignatureVerify                             /*{{{*/
 void pkgAcqMetaBase::QueueForSignatureVerify(const std::string &MetaIndexFile,
                                     const std::string &MetaIndexFileSignature)
 {
 void pkgAcqMetaBase::QueueForSignatureVerify(const std::string &MetaIndexFile,
                                     const std::string &MetaIndexFileSignature)
 {
@@ -1827,7 +1938,7 @@ void pkgAcqMetaBase::QueueForSignatureVerify(const std::string &MetaIndexFile,
    SetActiveSubprocess("gpgv");
 }
                                                                        /*}}}*/
    SetActiveSubprocess("gpgv");
 }
                                                                        /*}}}*/
-                                                                       /*{{{*/
+// pkgAcqMetaBase::CheckDownloadDone                                   /*{{{*/
 bool pkgAcqMetaBase::CheckDownloadDone(const std::string &Message,
                                        const std::string &RealURI)
 {
 bool pkgAcqMetaBase::CheckDownloadDone(const std::string &Message,
                                        const std::string &RealURI)
 {
@@ -2028,63 +2139,40 @@ bool pkgAcqMetaBase::VerifyVendor(string Message, const string &RealURI)/*{{{*/
    return true;
 }
                                                                        /*}}}*/
    return true;
 }
                                                                        /*}}}*/
-// pkgAcqMetaIndex::Failed - no Release file present or no signature file present      /*{{{*/
-// ---------------------------------------------------------------------
-/* */
+// pkgAcqMetaIndex::Failed - no Release file present                   /*{{{*/
 void pkgAcqMetaIndex::Failed(string Message,
 void pkgAcqMetaIndex::Failed(string Message,
-                             pkgAcquire::MethodConfig * /*Cnf*/)
+                             pkgAcquire::MethodConfig * Cnf)
 {
 {
-   string Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
+   pkgAcquire::Item::Failed(Message, Cnf);
+   Status = StatDone;
 
 
-   if (AuthPass == true)
-   {
-      bool Stop = GenerateAuthWarning(RealURI, Message);
-      if(Stop)
-         return;
-   }
+   string FinalFile = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
 
 
-   _error->Warning(_("The data from '%s' is not signed. Packages "
-                     "from that repository can not be authenticated."),
-                   URIDesc.c_str());
+   _error->Warning(_("The repository '%s' does not have a Release file. "
+                     "This is deprecated, please contact the owner of the "
+                     "repository."), URIDesc.c_str());
 
 
-   // No Release file was present, or verification failed, so fall
+   // No Release file was present so fall
    // back to queueing Packages files without verification
    // only allow going further if the users explicitely wants it
    // back to queueing Packages files without verification
    // only allow going further if the users explicitely wants it
-   if(_config->FindB("Acquire::AllowInsecureRepositories") == true)
+   if(MetaIndexParser->IsAlwaysTrusted() || _config->FindB("Acquire::AllowInsecureRepositories") == true)
    {
    {
-      /* Always move the meta index, even if gpgv failed. This ensures
-       * that PackageFile objects are correctly filled in */
+      // Done, queue for rename on transaction finished
       if (FileExists(DestFile)) 
       if (FileExists(DestFile)) 
-      {
-         string FinalFile = _config->FindDir("Dir::State::lists");
-         FinalFile += URItoFileName(RealURI);
-         /* InRelease files become Release files, otherwise
-          * they would be considered as trusted later on */
-         if (SigFile == DestFile) {
-            RealURI = RealURI.replace(RealURI.rfind("InRelease"), 9,
-                                      "Release");
-            FinalFile = FinalFile.replace(FinalFile.rfind("InRelease"), 9,
-                                          "Release");
-            SigFile = FinalFile;
-         }
-
-         // Done, queue for rename on transaction finished
          TransactionManager->TransactionStageCopy(this, DestFile, FinalFile);
          TransactionManager->TransactionStageCopy(this, DestFile, FinalFile);
-      }
 
 
+      // queue without any kind of hashsum support
       QueueIndexes(false);
    } else {
       // warn if the repository is unsinged
       QueueIndexes(false);
    } else {
       // warn if the repository is unsinged
-      _error->Warning("Use --allow-insecure-repositories to force the update");
+      _error->Error("Use --allow-insecure-repositories to force the update");
       TransactionManager->AbortTransaction();
       Status = StatError;
       return;
       TransactionManager->AbortTransaction();
       Status = StatError;
       return;
-   } 
-
+   }
 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/
-
-void pkgAcqMetaIndex::Finished()
+void pkgAcqMetaIndex::Finished()                                       /*{{{*/
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
       std::clog << "Finished: " << DestFile <<std::endl;
 {
    if(_config->FindB("Debug::Acquire::Transaction", false) == true)
       std::clog << "Finished: " << DestFile <<std::endl;
@@ -2092,8 +2180,7 @@ void pkgAcqMetaIndex::Finished()
       TransactionManager->TransactionHasError() == false)
       TransactionManager->CommitTransaction();
 }
       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,
 pkgAcqMetaClearSig::pkgAcqMetaClearSig(pkgAcquire *Owner,              /*{{{*/
                string const &URI, string const &URIDesc, string const &ShortDesc,
                string const &MetaIndexURI, string const &MetaIndexURIDesc, string const &MetaIndexShortDesc,
@@ -2104,58 +2191,28 @@ pkgAcqMetaClearSig::pkgAcqMetaClearSig(pkgAcquire *Owner,               /*{{{*/
        MetaIndexURI(MetaIndexURI), MetaIndexURIDesc(MetaIndexURIDesc), MetaIndexShortDesc(MetaIndexShortDesc),
        MetaSigURI(MetaSigURI), MetaSigURIDesc(MetaSigURIDesc), MetaSigShortDesc(MetaSigShortDesc)
 {
        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;
 
    // 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()                              /*{{{*/
 {
 }
                                                                        /*}}}*/
 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)
-   {
-      string const Final = _config->FindDir("Dir::State::lists") + URItoFileName(RealURI);
-      string const LastGoodSig = DestFile + ".reverify";
-      if (RealFileExists(Final) == false && RealFileExists(LastGoodSig) == true)
-        Rename(LastGoodSig, Final);
-   }
-#endif
 }
                                                                        /*}}}*/
 // pkgAcqMetaClearSig::Custom600Headers - Insert custom request headers        /*{{{*/
 // ---------------------------------------------------------------------
 }
                                                                        /*}}}*/
 // pkgAcqMetaClearSig::Custom600Headers - Insert custom request headers        /*{{{*/
 // ---------------------------------------------------------------------
-// FIXME: this can go away once the InRelease file is used widely
 string pkgAcqMetaClearSig::Custom600Headers() const
 {
 string pkgAcqMetaClearSig::Custom600Headers() const
 {
-   string Final = _config->FindDir("Dir::State::lists");
-   Final += URItoFileName(RealURI);
-
-   struct stat Buf;
-   if (stat(Final.c_str(),&Buf) != 0)
-   {
-      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);
+   string Header = GetCustom600Headers(RealURI);
+   Header += "\nFail-Ignore: true";
+   return Header;
 }
                                                                        /*}}}*/
 // pkgAcqMetaClearSig::Done - We got a file                            /*{{{*/
 // ---------------------------------------------------------------------
 }
                                                                        /*}}}*/
 // pkgAcqMetaClearSig::Done - We got a file                            /*{{{*/
 // ---------------------------------------------------------------------
-void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long Size, 
-                              HashStringList const &Hashes,
+void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long /*Size*/,
+                              HashStringList const &/*Hashes*/,
                               pkgAcquire::MethodConfig *Cnf)
 {
    // if we expect a ClearTextSignature (InRelase), ensure that
                               pkgAcquire::MethodConfig *Cnf)
 {
    // if we expect a ClearTextSignature (InRelase), ensure that
@@ -2177,7 +2234,7 @@ void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long Size,
    }
    else
    {
    }
    else
    {
-      if(AuthDone(Message, RealURI) == true)
+      if(CheckAuthDone(Message, RealURI) == true)
       {
          string FinalFile = _config->FindDir("Dir::State::lists");
          FinalFile += URItoFileName(RealURI);
       {
          string FinalFile = _config->FindDir("Dir::State::lists");
          FinalFile += URItoFileName(RealURI);
@@ -2190,6 +2247,8 @@ void pkgAcqMetaClearSig::Done(std::string Message,unsigned long long Size,
                                                                        /*}}}*/
 void pkgAcqMetaClearSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
 {
                                                                        /*}}}*/
 void pkgAcqMetaClearSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*{{{*/
 {
+   Item::Failed(Message, Cnf);
+
    // we failed, we will not get additional items from this method
    ExpectedAdditionalItems = 0;
 
    // we failed, we will not get additional items from this method
    ExpectedAdditionalItems = 0;
 
@@ -2201,17 +2260,53 @@ void pkgAcqMetaClearSig::Failed(string Message,pkgAcquire::MethodConfig *Cnf) /*
       string FinalFile = _config->FindDir("Dir::State::lists");
       FinalFile.append(URItoFileName(RealURI));
       TransactionManager->TransactionStageRemoval(this, FinalFile);
       string FinalFile = _config->FindDir("Dir::State::lists");
       FinalFile.append(URItoFileName(RealURI));
       TransactionManager->TransactionStageRemoval(this, FinalFile);
+      Status = StatDone;
 
       new pkgAcqMetaIndex(Owner, TransactionManager,
                        MetaIndexURI, MetaIndexURIDesc, MetaIndexShortDesc,
                        MetaSigURI, MetaSigURIDesc, MetaSigShortDesc,
                        IndexTargets, MetaIndexParser);
 
       new pkgAcqMetaIndex(Owner, TransactionManager,
                        MetaIndexURI, MetaIndexURIDesc, MetaIndexShortDesc,
                        MetaSigURI, MetaSigURIDesc, MetaSigShortDesc,
                        IndexTargets, MetaIndexParser);
-      if (Cnf->LocalOnly == true ||
-         StringToBool(LookupTag(Message, "Transient-Failure"), false) == false)
-        Dequeue();
    }
    else
    }
    else
-      pkgAcqMetaIndex::Failed(Message, Cnf);
+   {
+      if(CheckStopAuthentication(RealURI, Message))
+         return;
+
+      _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
+      // only allow going further if the users explicitely wants it
+      if(MetaIndexParser->IsAlwaysTrusted() || _config->FindB("Acquire::AllowInsecureRepositories") == true)
+      {
+        Status = StatDone;
+
+         /* Always move the meta index, even if gpgv failed. This ensures
+          * that PackageFile objects are correctly filled in */
+         if (FileExists(DestFile))
+         {
+            string FinalFile = _config->FindDir("Dir::State::lists");
+            FinalFile += URItoFileName(RealURI);
+            /* InRelease files become Release files, otherwise
+             * they would be considered as trusted later on */
+            RealURI = RealURI.replace(RealURI.rfind("InRelease"), 9,
+                                      "Release");
+            FinalFile = FinalFile.replace(FinalFile.rfind("InRelease"), 9,
+                                          "Release");
+
+            // Done, queue for rename on transaction finished
+            TransactionManager->TransactionStageCopy(this, DestFile, FinalFile);
+         }
+         QueueIndexes(false);
+      } else {
+         // warn if the repository is unsigned
+         _error->Error("Use --allow-insecure-repositories to force the update");
+         TransactionManager->AbortTransaction();
+         Status = StatError;
+      }
+   }
 }
                                                                        /*}}}*/
 // AcqArchive::AcqArchive - Constructor                                        /*{{{*/
 }
                                                                        /*}}}*/
 // AcqArchive::AcqArchive - Constructor                                        /*{{{*/
@@ -2389,7 +2484,11 @@ bool pkgAcqArchive::QueueNext()
         if ((unsigned long long)Buf.st_size > Version->Size)
            unlink(DestFile.c_str());
         else
         if ((unsigned long long)Buf.st_size > Version->Size)
            unlink(DestFile.c_str());
         else
+        {
            PartialSize = Buf.st_size;
            PartialSize = Buf.st_size;
+            std::string SandboxUser = _config->Find("APT::Sandbox::User");
+           ChangeOwnerAndPermissionOfFile("pkgAcqArchive::QueueNext",DestFile.c_str(), SandboxUser.c_str(), "root", 0600);
+        }
       }
 
       // Disables download of archives - useful if no real installation follows,
       }
 
       // Disables download of archives - useful if no real installation follows,
@@ -2445,21 +2544,20 @@ void pkgAcqArchive::Done(string Message,unsigned long long Size, HashStringList
       return;
    }
 
       return;
    }
 
-   Complete = true;
-
    // Reference filename
    if (FileName != DestFile)
    {
       StoreFilename = DestFile = FileName;
       Local = true;
    // Reference filename
    if (FileName != DestFile)
    {
       StoreFilename = DestFile = FileName;
       Local = true;
+      Complete = true;
       return;
    }
       return;
    }
-   
+
    // Done, move it into position
    string FinalFile = _config->FindDir("Dir::Cache::Archives");
    FinalFile += flNotDir(StoreFilename);
    Rename(DestFile,FinalFile);
    // Done, move it into position
    string FinalFile = _config->FindDir("Dir::Cache::Archives");
    FinalFile += flNotDir(StoreFilename);
    Rename(DestFile,FinalFile);
-   
+   ChangeOwnerAndPermissionOfFile("pkgAcqArchive::Done", FinalFile.c_str(), "root", "root", 0644);
    StoreFilename = DestFile = FinalFile;
    Complete = true;
 }
    StoreFilename = DestFile = FinalFile;
    Complete = true;
 }
@@ -2555,7 +2653,11 @@ pkgAcqFile::pkgAcqFile(pkgAcquire *Owner,string URI, HashStringList const &Hashe
       if ((Size > 0) && (unsigned long long)Buf.st_size > Size)
         unlink(DestFile.c_str());
       else
       if ((Size > 0) && (unsigned long long)Buf.st_size > Size)
         unlink(DestFile.c_str());
       else
+      {
         PartialSize = Buf.st_size;
         PartialSize = Buf.st_size;
+         std::string SandboxUser = _config->Find("APT::Sandbox::User");
+        ChangeOwnerAndPermissionOfFile("pkgAcqFile", DestFile.c_str(), SandboxUser.c_str(), "root", 0600);
+      }
    }
 
    QueueURI(Desc);
    }
 
    QueueURI(Desc);
APT (for Cydia)