keep trying with next if connection to a SRV host failed

[apt.git] / methods / http.cc

diff --git a/methods/http.cc b/methods/http.cc
index c00b439b723a1705d7ba82ca14038e72412623c4..64cfe0f85def9e3b5714811c885f59c82a208f54 100644 (file)
--- a/methods/http.cc
+++ b/methods/http.cc
@@ -28,7 +28,6 @@
 #include <config.h>
 
 #include <apt-pkg/fileutl.h>
-#include <apt-pkg/acquire-method.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/hashes.h>
@@ -64,8 +63,8 @@ const unsigned int CircleBuf::BW_HZ=10;
 // CircleBuf::CircleBuf - Circular input buffer                                /*{{{*/
 // ---------------------------------------------------------------------
 /* */
-CircleBuf::CircleBuf(unsigned long long Size) 
-   : Size(Size), Hash(0), TotalWriten(0)
+CircleBuf::CircleBuf(unsigned long long Size)
+   : Size(Size), Hash(NULL), TotalWriten(0)
 {
    Buf = new unsigned char[Size];
    Reset();
@@ -84,10 +83,10 @@ void CircleBuf::Reset()
    TotalWriten = 0;
    MaxGet = (unsigned long long)-1;
    OutQueue = string();
-   if (Hash != 0)
+   if (Hash != NULL)
    {
       delete Hash;
-      Hash = new Hashes;
+      Hash = NULL;
    }
 }
                                                                        /*}}}*/
@@ -222,7 +221,7 @@ bool CircleBuf::Write(int Fd)
 
       TotalWriten += Res;
       
-      if (Hash != 0)
+      if (Hash != NULL)
         Hash->Add(Buf + (OutP%Size),Res);
       
       OutP += Res;
@@ -442,10 +441,12 @@ bool HttpServerState::RunData(FileFd * const File)
    {
       /* Closes encoding is used when the server did not specify a size, the
          loss of the connection means we are done */
-      if (Encoding == Closes)
+      if (JunkSize != 0)
+        In.Limit(JunkSize);
+      else if (DownloadSize != 0)
+        In.Limit(DownloadSize);
+      else if (Persistent == false)
         In.Limit(-1);
-      else
-        In.Limit(Size - StartPos);
       
       // Just transfer the whole block.
       do
@@ -482,36 +483,36 @@ APT_PURE bool HttpServerState::IsOpen()                                   /*{{{*/
    return (ServerFd != -1);
 }
                                                                        /*}}}*/
-bool HttpServerState::InitHashes(FileFd &File)                         /*{{{*/
+bool HttpServerState::InitHashes(HashStringList const &ExpectedHashes) /*{{{*/
 {
    delete In.Hash;
-   In.Hash = new Hashes;
-
-   // Set the expected size and read file for the hashes
-   File.Truncate(StartPos);
-   return In.Hash->AddFD(File, StartPos);
+   In.Hash = new Hashes(ExpectedHashes);
+   return true;
 }
                                                                        /*}}}*/
+
 APT_PURE Hashes * HttpServerState::GetHashes()                         /*{{{*/
 {
    return In.Hash;
 }
                                                                        /*}}}*/
 // HttpServerState::Die - The server has closed the connection.                /*{{{*/
-bool HttpServerState::Die(FileFd &File)
+bool HttpServerState::Die(FileFd * const File)
 {
    unsigned int LErrno = errno;
 
    // Dump the buffer to the file
    if (State == ServerState::Data)
    {
+      if (File == nullptr)
+        return true;
       // on GNU/kFreeBSD, apt dies on /dev/null because non-blocking
       // can't be set
-      if (File.Name() != "/dev/null")
-        SetNonBlock(File.Fd(),false);
+      if (File->Name() != "/dev/null")
+        SetNonBlock(File->Fd(),false);
       while (In.WriteSpace() == true)
       {
-        if (In.Write(File.Fd()) == false)
+        if (In.Write(File->Fd()) == false)
            return _error->Errno("write",_("Error writing to the file"));
 
         // Done
@@ -522,7 +523,7 @@ bool HttpServerState::Die(FileFd &File)
 
    // See if this is because the server finished the data stream
    if (In.IsLimit() == false && State != HttpServerState::Header &&
-       Encoding != HttpServerState::Closes)
+       Persistent == true)
    {
       Close();
       if (LErrno == 0)
@@ -569,7 +570,7 @@ bool HttpServerState::Flush(FileFd * const File)
            return true;
       }
 
-      if (In.IsLimit() == true || Encoding == ServerState::Closes)
+      if (In.IsLimit() == true || Persistent == false)
         return true;
    }
    return false;
@@ -630,7 +631,7 @@ bool HttpServerState::Go(bool ToFile, FileFd * const File)
    if (Res == 0)
    {
       _error->Error(_("Connection timed out"));
-      return Die(*File);
+      return Die(File);
    }
    
    // Handle server IO
@@ -638,14 +639,14 @@ bool HttpServerState::Go(bool ToFile, FileFd * const File)
    {
       errno = 0;
       if (In.Read(ServerFd) == false)
-        return Die(*File);
+        return Die(File);
    }
         
    if (ServerFd != -1 && FD_ISSET(ServerFd,&wfds))
    {
       errno = 0;
       if (Out.Write(ServerFd) == false)
-        return Die(*File);
+        return Die(File);
    }
 
    // Send data to the file
@@ -708,7 +709,7 @@ void HttpMethod::SendReq(FetchItem *Itm)
       C.f. https://tools.ietf.org/wg/httpbis/trac/ticket/158 */
    Req << "GET " << requesturi << " HTTP/1.1\r\n";
    if (Uri.Port != 0)
-      Req << "Host: " << ProperHost << ":" << Uri.Port << "\r\n";
+      Req << "Host: " << ProperHost << ":" << std::to_string(Uri.Port) << "\r\n";
    else
       Req << "Host: " << ProperHost << "\r\n";
 
@@ -717,7 +718,7 @@ void HttpMethod::SendReq(FetchItem *Itm)
       Req << "Cache-Control: no-cache\r\n"
         << "Pragma: no-cache\r\n";
    else if (Itm->IndexFile == true)
-      Req << "Cache-Control: max-age=" << _config->FindI("Acquire::http::Max-Age",0) << "\r\n";
+      Req << "Cache-Control: max-age=" << std::to_string(_config->FindI("Acquire::http::Max-Age",0)) << "\r\n";
    else if (_config->FindB("Acquire::http::No-Store",false) == true)
       Req << "Cache-Control: no-store\r\n";
 
@@ -738,9 +739,9 @@ void HttpMethod::SendReq(FetchItem *Itm)
    struct stat SBuf;
    if (stat(Itm->DestFile.c_str(),&SBuf) >= 0 && SBuf.st_size > 0)
       Req << "Range: bytes=" << SBuf.st_size << "-\r\n"
-        << "If-Range: " << TimeRFC1123(SBuf.st_mtime) << "\r\n";
+        << "If-Range: " << TimeRFC1123(SBuf.st_mtime, false) << "\r\n";
    else if (Itm->LastModified != 0)
-      Req << "If-Modified-Since: " << TimeRFC1123(Itm->LastModified).c_str() << "\r\n";
+      Req << "If-Modified-Since: " << TimeRFC1123(Itm->LastModified, false).c_str() << "\r\n";
 
    if (Server->Proxy.User.empty() == false || Server->Proxy.Password.empty() == false)
       Req << "Proxy-Authorization: Basic "
@@ -778,9 +779,9 @@ bool HttpMethod::Configuration(string Message)
    return true;
 }
                                                                        /*}}}*/
-ServerState * HttpMethod::CreateServerState(URI uri)                   /*{{{*/
+std::unique_ptr<ServerState> HttpMethod::CreateServerState(URI const &uri)/*{{{*/
 {
-   return new HttpServerState(uri, this);
+   return std::unique_ptr<ServerState>(new HttpServerState(uri, this));
 }
                                                                        /*}}}*/
 void HttpMethod::RotateDNS()                                           /*{{{*/