Italian program translation update

[apt.git] / methods / server.cc

diff --git a/methods/server.cc b/methods/server.cc
index ff67eb09b0dfebaa510a79cfa7e74d9373da2a49..e403f10713c6c1c0acc69409237d48a36fa653cf 100644 (file)
--- a/methods/server.cc
+++ b/methods/server.cc
@@ -55,6 +55,7 @@ ServerState::RunHeadersResult ServerState::RunHeaders(FileFd * const File,
    Minor = 0; 
    Result = 0; 
    Size = 0; 
+   JunkSize = 0;
    StartPos = 0;
    Encoding = Closes;
    HaveContent = false;
@@ -128,7 +129,7 @@ bool ServerState::HeaderLine(string Line)
         if (elements == 3)
         {
            Code[0] = '\0';
-           if (Owner->Debug == true)
+           if (Owner != NULL && Owner->Debug == true)
               clog << "HTTP server doesn't give Reason-Phrase for " << Result << std::endl;
         }
         else if (elements != 4)
@@ -163,14 +164,14 @@ bool ServerState::HeaderLine(string Line)
         Encoding = Stream;
       HaveContent = true;
 
-      // The length is already set from the Content-Range header
-      if (StartPos != 0)
-        return true;
+      unsigned long long * SizePtr = &Size;
+      if (Result == 416)
+        SizePtr = &JunkSize;
 
-      Size = strtoull(Val.c_str(), NULL, 10);
-      if (Size >= std::numeric_limits<unsigned long long>::max())
+      *SizePtr = strtoull(Val.c_str(), NULL, 10);
+      if (*SizePtr >= std::numeric_limits<unsigned long long>::max())
         return _error->Errno("HeaderLine", _("The HTTP server sent an invalid Content-Length header"));
-      else if (Size == 0)
+      else if (*SizePtr == 0)
         HaveContent = false;
       return true;
    }
@@ -187,10 +188,7 @@ bool ServerState::HeaderLine(string Line)
 
       // §14.16 says 'byte-range-resp-spec' should be a '*' in case of 416
       if (Result == 416 && sscanf(Val.c_str(), "bytes */%llu",&Size) == 1)
-      {
-        StartPos = 1; // ignore Content-Length, it would override Size
-        HaveContent = false;
-      }
+        ; // we got the expected filesize which is all we wanted
       else if (sscanf(Val.c_str(),"bytes %llu-%*u/%llu",&StartPos,&Size) != 2)
         return _error->Error(_("The HTTP server sent an invalid Content-Range header"));
       if ((unsigned long long)StartPos > Size)
@@ -240,7 +238,12 @@ ServerState::ServerState(URI Srv, ServerMethod *Owner) : ServerName(Srv), TimeOu
 
 bool ServerMethod::Configuration(string Message)                       /*{{{*/
 {
-   return pkgAcqMethod::Configuration(Message);
+   if (pkgAcqMethod::Configuration(Message) == false)
+      return false;
+
+   DropPrivsOrDie();
+
+   return true;
 }
                                                                        /*}}}*/
 
@@ -308,9 +311,15 @@ ServerMethod::DealWithHeaders(FetchResult &Res)
         if ((unsigned long long)SBuf.st_size == Server->Size)
         {
            // the file is completely downloaded, but was not moved
+           if (Server->HaveContent == true)
+           {
+              // Send to error page to dev/null
+              FileFd DevNull("/dev/null",FileFd::WriteExists);
+              Server->RunData(&DevNull);
+           }
+           Server->HaveContent = false;
            Server->StartPos = Server->Size;
            Server->Result = 200;
-           Server->HaveContent = false;
         }
         else if (unlink(Queue->DestFile.c_str()) == 0)
         {
@@ -324,10 +333,10 @@ ServerMethod::DealWithHeaders(FetchResult &Res)
       failure */
    if (Server->Result < 200 || Server->Result >= 300)
    {
-      char err[255];
-      snprintf(err,sizeof(err)-1,"HttpError%i",Server->Result);
+      std::string err;
+      strprintf(err, "HttpError%u", Server->Result);
       SetFailReason(err);
-      _error->Error("%u %s",Server->Result,Server->Code);
+      _error->Error("%u %s", Server->Result, Server->Code);
       if (Server->HaveContent == true)
         return ERROR_WITH_CONTENT_PAGE;
       return ERROR_UNRECOVERABLE;
@@ -348,7 +357,7 @@ ServerMethod::DealWithHeaders(FetchResult &Res)
    FailFd = File->Fd();
    FailTime = Server->Date;
 
-   if (Server->InitHashes(*File) == false)
+   if (Server->InitHashes(*File, Queue->ExpectedHashes) == false)
    {
       _error->Errno("read",_("Problem hashing file"));
       return ERROR_NOT_FROM_SERVER;
@@ -532,6 +541,13 @@ int ServerMethod::Loop()
 
            // Run the data
            bool Result = true;
+
+            // ensure we don't fetch too much
+            // we could do "Server->MaximumSize = Queue->MaximumSize" here
+            // but that would break the clever pipeline messup detection
+            // so instead we use the size of the biggest item in the queue
+            Server->MaximumSize = FindMaximumObjectSizeInQueue();
+
             if (Server->HaveContent)
               Result = Server->RunData(File);
 
@@ -605,7 +621,10 @@ int ServerMethod::Loop()
                  QueueBack = Queue;
               }
               else
+               {
+                  Server->Close();
                  Fail(true);
+               }
            }
            break;
         }
@@ -698,5 +717,15 @@ int ServerMethod::Loop()
    }
    
    return 0;
+}
+                                                                       /*}}}*/
+                                                                       /*{{{*/
+unsigned long long
+ServerMethod::FindMaximumObjectSizeInQueue() const 
+{
+   unsigned long long MaxSizeInQueue = 0;
+   for (FetchItem *I = Queue; I != 0 && I != QueueBack; I = I->Next)
+      MaxSizeInQueue = std::max(MaxSizeInQueue, I->MaximumSize);
+   return MaxSizeInQueue;
 }
                                                                        /*}}}*/