* merged with mainline

[apt.git] / apt-pkg / acquire-item.cc

diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 09f25c0ddc45d83b1ca59e82b3b3e5e092e1896e..86f61dd00c0fd119cbe5c9c09ba13b3732ae123b 100644 (file)
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -142,20 +142,21 @@ pkgAcqIndex::pkgAcqIndex(pkgAcquire *Owner,
 {
    Decompression = false;
    Erase = false;
-   
+
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
    DestFile += URItoFileName(URI);
 
    if(comprExt.empty()) 
    {
-      // autoselect 
-      if(FileExists("/usr/bin/bzip2"))
-        Desc.URI = URI + ".bz2"; 
-      else
-        Desc.URI = URI + ".gz"; 
+      // autoselect the compression method
+      if(FileExists("/usr/bin/bzip2")) 
+        CompressionExtension = ".bz2";
+      else 
+        CompressionExtension = ".gz";
    } else {
-      Desc.URI = URI + comprExt; 
+      CompressionExtension = comprExt;
    }
+   Desc.URI = URI + CompressionExtension; 
 
    Desc.Description = URIDesc;
    Desc.Owner = this;
@@ -429,7 +430,7 @@ pkgAcqMetaIndex::pkgAcqMetaIndex(pkgAcquire *Owner,
                                 const vector<struct IndexTarget*>* IndexTargets,
                                 indexRecords* MetaIndexParser) :
    Item(Owner), RealURI(URI), SigFile(SigFile), AuthPass(false),
-   MetaIndexParser(MetaIndexParser), IndexTargets(IndexTargets)
+   MetaIndexParser(MetaIndexParser), IndexTargets(IndexTargets), IMSHit(false)
 {
    DestFile = _config->FindDir("Dir::State::lists") + "partial/";
    DestFile += URItoFileName(URI);
@@ -522,6 +523,9 @@ void pkgAcqMetaIndex::RetrievalDone(string Message)
       return;
    }
 
+   // see if the download was a IMSHit
+   IMSHit = StringToBool(LookupTag(Message,"IMS-Hit"),false);
+
    Complete = true;
 
    string FinalFile = _config->FindDir("Dir::State::lists");
@@ -550,7 +554,7 @@ void pkgAcqMetaIndex::AuthDone(string Message)
       return;
    }
 
-   if (!VerifyVendor())
+   if (!VerifyVendor(Message))
    {
       return;
    }
@@ -608,7 +612,7 @@ void pkgAcqMetaIndex::QueueIndexes(bool verify)
    }
 }
 
-bool pkgAcqMetaIndex::VerifyVendor()
+bool pkgAcqMetaIndex::VerifyVendor(string Message)
 {
 //    // Maybe this should be made available from above so we don't have
 //    // to read and parse it every time?
@@ -633,6 +637,22 @@ bool pkgAcqMetaIndex::VerifyVendor()
 //          break;
 //       }
 //    }
+   string::size_type pos;
+
+   // check for missing sigs (that where not fatal because otherwise we had
+   // bombed earlier)
+   string missingkeys;
+   string msg = _("There are no public key available for the "
+                 "following key IDs:\n");
+   pos = Message.find("NO_PUBKEY ");
+   if (pos != std::string::npos)
+   {
+      string::size_type start = pos+strlen("NO_PUBKEY ");
+      string Fingerprint = Message.substr(start, Message.find("\n")-start);
+      missingkeys += (Fingerprint);
+   }
+   if(!missingkeys.empty())
+      _error->Warning("%s", string(msg+missingkeys).c_str());
 
    string Transformed = MetaIndexParser->GetExpectedDist();
 
@@ -641,7 +661,7 @@ bool pkgAcqMetaIndex::VerifyVendor()
       Transformed = "experimental";
    }
 
-   string::size_type pos = Transformed.rfind('/');
+   pos = Transformed.rfind('/');
    if (pos != string::npos)
    {
       Transformed = Transformed.substr(0, pos);
@@ -687,10 +707,30 @@ void pkgAcqMetaIndex::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
 {
    if (AuthPass == true)
    {
-      // gpgv method failed
+      // if we fail the authentication but got the file via a IMS-Hit 
+      // this means that the file wasn't downloaded and that it might be
+      // just stale (server problem, proxy etc). we delete what we have
+      // queue it again without i-m-s 
+      // alternatively we could just unlink the file and let the user try again
+      if (IMSHit)
+      {
+        Complete = false;
+        Local = false;
+        AuthPass = false;
+        unlink(DestFile.c_str());
+
+        DestFile = _config->FindDir("Dir::State::lists") + "partial/";
+        DestFile += URItoFileName(RealURI);
+        Desc.URI = RealURI;
+        QueueURI(Desc);
+        return;
+      }
+
+      // gpgv method failed 
       _error->Warning("GPG error: %s: %s",
                       Desc.Description.c_str(),
                       LookupTag(Message,"Message").c_str());
+
    }
 
    // No Release file was present, or verification failed, so fall
@@ -1036,7 +1076,7 @@ pkgAcqFile::pkgAcqFile(pkgAcquire *Owner,string URI,string MD5,
       else
         PartialSize = Buf.st_size;
    }
-   
+
    QueueURI(Desc);
 }
                                                                        /*}}}*/