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Diff for /pegasus/src/Pegasus/Common/HTTPAcceptor.cpp between version 1.87 and 1.93.4.5

version 1.87, 2006/09/29 19:40:57 version 1.93.4.5, 2008/01/23 10:09:50
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 #include "TLS.h" #include "TLS.h"
 #include "HTTPAcceptor.h" #include "HTTPAcceptor.h"
 #include "HTTPConnection.h" #include "HTTPConnection.h"
   #include "HostAddress.h"
 #include "Tracer.h" #include "Tracer.h"
 #include <Pegasus/Common/MessageLoader.h> //l10n  #include <Pegasus/Common/MessageLoader.h>
  
 #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
 #include "EBCDIC_OS400.h" #include "EBCDIC_OS400.h"
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 class HTTPAcceptorRep class HTTPAcceptorRep
 { {
 public: public:
     HTTPAcceptorRep(Boolean local)      HTTPAcceptorRep(Uint16 connectionType)
     {     {
         if (local)          if (connectionType == HTTPAcceptor::LOCAL_CONNECTION)
         {         {
 #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
             address = reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);              address =
                   reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);
             address_size = sizeof(struct sockaddr_un);             address_size = sizeof(struct sockaddr_un);
 #else #else
             PEGASUS_ASSERT(false);             PEGASUS_ASSERT(false);
 #endif #endif
         }         }
         else  #ifdef PEGASUS_ENABLE_IPV6
           else if (connectionType == HTTPAcceptor::IPV6_CONNECTION)
           {
               address =
                   reinterpret_cast<struct sockaddr*>(new struct sockaddr_in6);
               address_size = sizeof(struct sockaddr_in6);
           }
   #endif
           else if (connectionType == HTTPAcceptor::IPV4_CONNECTION)
         {         {
             address = reinterpret_cast<struct sockaddr*>(new struct sockaddr_in);              address =
                   reinterpret_cast<struct sockaddr*>(new struct sockaddr_in);
             address_size = sizeof(struct sockaddr_in);             address_size = sizeof(struct sockaddr_in);
         }         }
           else
           {
               PEGASUS_ASSERT(false);
       }
     }     }
   
     ~HTTPAcceptorRep()     ~HTTPAcceptorRep()
     {     {
         delete address;         delete address;
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     Array<HTTPConnection*> connections;     Array<HTTPConnection*> connections;
 }; };
  
 //------------------------------------------------------------------------------  
 //  
 // _setTCPNoDelay()  
 //  
 //------------------------------------------------------------------------------  
   
 inline void _setTCPNoDelay(SocketHandle socket)  
 {  
     // This function disables "Nagle's Algorithm" also known as "the TCP delay  
     // algorithm", which causes read operations to obtain whatever data is  
     // already in the input queue and then wait a little longer to see if  
     // more data arrives. This algorithm optimizes the case in which data is  
     // sent in only one direction but severely impairs performance of round  
     // trip servers. Disabling TCP delay is a standard technique for round  
     // trip servers.  
   
    int opt = 1;  
    setsockopt(socket, IPPROTO_TCP, TCP_NODELAY, (char*)&opt, sizeof(opt));  
 }  
  
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
 // //
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 HTTPAcceptor::HTTPAcceptor(Monitor* monitor, HTTPAcceptor::HTTPAcceptor(Monitor* monitor,
                            MessageQueue* outputMessageQueue,                            MessageQueue* outputMessageQueue,
                            Boolean localConnection,                             Uint16 connectionType,
                            Uint32 portNumber,                            Uint32 portNumber,
                            SSLContext * sslcontext,                            SSLContext * sslcontext,
                            ReadWriteSem* sslContextObjectLock)                            ReadWriteSem* sslContextObjectLock)
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      _outputMessageQueue(outputMessageQueue),      _outputMessageQueue(outputMessageQueue),
      _rep(0),      _rep(0),
      _entry_index(-1),      _entry_index(-1),
      _localConnection(localConnection),       _connectionType(connectionType),
      _portNumber(portNumber),      _portNumber(portNumber),
      _sslcontext(sslcontext),      _sslcontext(sslcontext),
      _sslContextObjectLock(sslContextObjectLock)       _sslContextObjectLock(sslContextObjectLock),
        _idleConnectionTimeoutSeconds(0)
 { {
    Socket::initializeInterface();    Socket::initializeInterface();
  
    /*    /*
         Platforms interpret the value of MAX_CONNECTION_QUEUE_LENGTH differently.  Some platforms interpret          Platforms interpret the value of MAX_CONNECTION_QUEUE_LENGTH
         the value literally, while others multiply a fudge factor. When the server is under          differently.  Some platforms interpret the value literally, while
         stress from multiple clients with multiple requests, toggling this number may prevent clients from          others multiply a fudge factor. When the server is under stress from
         being dropped.  Instead of hard coding the value, we allow an environment variable to be set which          multiple clients with multiple requests, toggling this number may
         specifies a number greater than the maximum concurrent client connections possible.  If this environment          prevent clients from being dropped.  Instead of hard coding the
         var is not specified, then MAX_CONNECTION_QUEUE_LENGTH = 15.          value, we allow an environment variable to be set which specifies a
           number greater than the maximum concurrent client connections
           possible.  If this environment var is not specified, then
           MAX_CONNECTION_QUEUE_LENGTH = 15.
    */    */
  
 //To engage runtime backlog queue length: uncomment the following block AND comment out the line MAX_CONNECTION_QUEUE_LENGTH = 15  //To engage runtime backlog queue length: uncomment the following block AND
   //comment out the line MAX_CONNECTION_QUEUE_LENGTH = 15
  
 /* /*
    if(MAX_CONNECTION_QUEUE_LENGTH == -1){      if (MAX_CONNECTION_QUEUE_LENGTH == -1)
       {
 #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
 #pragma convert(37) #pragma convert(37)
     const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");     const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");
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 #else #else
     const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");     const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");
 #endif #endif
     if(!env){          if (!env)
           {
         MAX_CONNECTION_QUEUE_LENGTH = 15;         MAX_CONNECTION_QUEUE_LENGTH = 15;
     }else{          }
           else
           {
         char *end = NULL;         char *end = NULL;
         MAX_CONNECTION_QUEUE_LENGTH = strtol(env, &end, 10);         MAX_CONNECTION_QUEUE_LENGTH = strtol(env, &end, 10);
         if(*end)         if(*end)
             MAX_CONNECTION_QUEUE_LENGTH = 15;             MAX_CONNECTION_QUEUE_LENGTH = 15;
         cout << " MAX_CONNECTION_QUEUE_LENGTH = " << MAX_CONNECTION_QUEUE_LENGTH << endl;              cout << " MAX_CONNECTION_QUEUE_LENGTH = " <<
                   MAX_CONNECTION_QUEUE_LENGTH << endl;
     }     }
    }    }
 */ */
    MAX_CONNECTION_QUEUE_LENGTH = 15;    MAX_CONNECTION_QUEUE_LENGTH = 15;
   
 } }
  
 HTTPAcceptor::~HTTPAcceptor() HTTPAcceptor::~HTTPAcceptor()
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      else      else
      {      {
         // ATTN! this can't happen!         // ATTN! this can't happen!
             Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,                  PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::handleEnqueue: Invalid SOCKET_MESSAGE received.");                      "HTTPAcceptor::handleEnqueue: Invalid SOCKET_MESSAGE "
                           "received.");
      }      }
  
      break;      break;
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       case CLOSE_CONNECTION_MESSAGE:       case CLOSE_CONNECTION_MESSAGE:
       {       {
      CloseConnectionMessage* closeConnectionMessage             CloseConnectionMessage* closeConnectionMessage =
         = (CloseConnectionMessage*)message;                 (CloseConnectionMessage*)message;
  
      AutoMutex autoMut(_rep->_connection_mut);      AutoMutex autoMut(_rep->_connection_mut);
  
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       default:       default:
       // ATTN: need unexpected message error!       // ATTN: need unexpected message error!
       Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,             PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
            "HTTPAcceptor::handleEnqueue: Invalid MESSAGE received.");            "HTTPAcceptor::handleEnqueue: Invalid MESSAGE received.");
       break;       break;
    };      }
  
    delete message;    delete message;
 } }
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    if (!message)    if (!message)
    {    {
       Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
            "HTTPAcceptor::handleEnqueue(): No message on queue.");            "HTTPAcceptor::handleEnqueue(): No message on queue.");
       return;       return;
    }    }
  
    handleEnqueue(message);    handleEnqueue(message);
   
 } }
  
 void HTTPAcceptor::bind() void HTTPAcceptor::bind()
 { {
    if (_rep){      if (_rep)
     //l10n      {
       //throw BindFailedException("HTTPAcceptor already bound");  
   
       MessageLoaderParms parms("Common.HTTPAcceptor.ALREADY_BOUND",       MessageLoaderParms parms("Common.HTTPAcceptor.ALREADY_BOUND",
                    "HTTPAcceptor already bound");                    "HTTPAcceptor already bound");
  
       Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
            "HTTPAcceptor::bind: HTTPAcceptor already bound.");            "HTTPAcceptor::bind: HTTPAcceptor already bound.");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
  
    _rep = new HTTPAcceptorRep(_localConnection);      _rep = new HTTPAcceptorRep(_connectionType);
  
    // bind address    // bind address
    _bind();    _bind();
   
    return;  
 } }
  
 /** /**
    _bind - creates a new server socket and bind socket to the port address.    _bind - creates a new server socket and bind socket to the port address.
    If PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET is not defined, the port number is ignored and      If PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET is not defined, the port number is
    a domain socket is bound.      ignored and a domain socket is bound.
 */ */
 void HTTPAcceptor::_bind() void HTTPAcceptor::_bind()
 { {
   
    PEGASUS_ASSERT(_rep != 0);    PEGASUS_ASSERT(_rep != 0);
    // Create address:    // Create address:
       memset(_rep->address, 0, _rep->address_size);
  
    memset(_rep->address, 0, sizeof(*_rep->address));      if (_connectionType == LOCAL_CONNECTION)
   
    if (_localConnection)  
    {    {
 #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
        reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_family =        reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_family =
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 #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
        AtoE(reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);        AtoE(reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
 #endif #endif
        ::unlink(reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);          ::unlink(
               reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
 #else #else
        PEGASUS_ASSERT(false);        PEGASUS_ASSERT(false);
 #endif #endif
    }    }
    else  #ifdef PEGASUS_ENABLE_IPV6
       else if (_connectionType == IPV6_CONNECTION)
       {
           reinterpret_cast<struct sockaddr_in6*>(_rep->address)->sin6_addr =
               in6addr_any;
           reinterpret_cast<struct sockaddr_in6*>(_rep->address)->sin6_family =
               AF_INET6;
           reinterpret_cast<struct sockaddr_in6*>(_rep->address)->sin6_port =
               htons(_portNumber);
       }
   #endif
       else if(_connectionType == IPV4_CONNECTION)
    {    {
        reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_addr.s_addr =        reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_addr.s_addr =
            INADDR_ANY;            INADDR_ANY;
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        reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_port =        reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_port =
            htons(_portNumber);            htons(_portNumber);
    }    }
       else
       {
           PEGASUS_ASSERT(false);
       }
  
    // Create socket:    // Create socket:
  
    if (_localConnection)      if (_connectionType == LOCAL_CONNECTION)
    {    {
        _rep->socket = socket(AF_UNIX, SOCK_STREAM, 0);          _rep->socket = Socket::createSocket(AF_UNIX, SOCK_STREAM, 0);
       }
   #ifdef PEGASUS_ENABLE_IPV6
       else if (_connectionType == IPV6_CONNECTION)
       {
           _rep->socket = Socket::createSocket(PF_INET6, SOCK_STREAM, IPPROTO_TCP);
       }
   #endif
       else if (_connectionType == IPV4_CONNECTION)
       {
           _rep->socket = Socket::createSocket(PF_INET, SOCK_STREAM, IPPROTO_TCP);
    }    }
    else    else
    {    {
        _rep->socket = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);          PEGASUS_ASSERT(false);
   
        _setTCPNoDelay(_rep->socket);  
    }    }
  
    if (_rep->socket < 0)    if (_rep->socket < 0)
    {    {
       delete _rep;       delete _rep;
       _rep = 0;       _rep = 0;
       //l10n  
       //throw BindFailedException("Failed to create socket");  
       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_CREATE_SOCKET",       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_CREATE_SOCKET",
                    "Failed to create socket");                    "Failed to create socket");
       Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
            "HTTPAcceptor::_bind _rep->socket < 0");            "HTTPAcceptor::_bind _rep->socket < 0");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
  
       Socket::disableBlocking(_rep->socket);
  
 // set the close-on-exec bit for this file handle. // set the close-on-exec bit for this file handle.
 // any unix that forks needs this bit set. // any unix that forks needs this bit set.
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    int sock_flags;    int sock_flags;
  if( (sock_flags = fcntl(_rep->socket, F_GETFD, 0)) < 0)  if( (sock_flags = fcntl(_rep->socket, F_GETFD, 0)) < 0)
    {    {
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: fcntl(F_GETFD) failed");                   "HTTPAcceptor::_bind: fcntl(F_GETFD) failed");
    }    }
    else    else
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       sock_flags |= FD_CLOEXEC;       sock_flags |= FD_CLOEXEC;
       if (fcntl(_rep->socket, F_SETFD, sock_flags) < 0)       if (fcntl(_rep->socket, F_SETFD, sock_flags) < 0)
       {       {
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,              PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: fcntl(F_SETFD) failed");                   "HTTPAcceptor::_bind: fcntl(F_SETFD) failed");
       }       }
    }    }
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       Socket::close(_rep->socket);       Socket::close(_rep->socket);
       delete _rep;       delete _rep;
       _rep = 0;       _rep = 0;
       //l10n  
       //throw BindFailedException("Failed to set socket option");  
       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_SET_SOCKET_OPTION",       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_SET_SOCKET_OPTION",
                    "Failed to set socket option");                    "Failed to set socket option");
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                    "HTTPAcceptor::_bind: Failed to set socket option.");                    "HTTPAcceptor::_bind: Failed to set socket option.");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
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       Socket::close(_rep->socket);       Socket::close(_rep->socket);
       delete _rep;       delete _rep;
       _rep = 0;       _rep = 0;
       //l10n  
       //throw BindFailedException("Failed to bind socket");  
       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
                    "Failed to bind socket");                    "Failed to bind socket");
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor::_bind: Failed to bind socket.");                         "HTTPAcceptor::_bind: Failed to bind socket.");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
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    {    {
       sockaddr_in buf;       sockaddr_in buf;
       SocketLength bufSize = sizeof(buf);       SocketLength bufSize = sizeof(buf);
       if ( getsockname(_rep->socket, reinterpret_cast<sockaddr *>(&buf), &bufSize) == 0 )          if (getsockname(_rep->socket, reinterpret_cast<sockaddr *>(&buf),
                   &bufSize) == 0 )
       {       {
           _portNumber = ntohs(buf.sin_port);           _portNumber = ntohs(buf.sin_port);
       }       }
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Line 445 
  
  
    //    //
    //  Change permissions on Linux local domain socket to allow writes by others.      // Change permissions on Linux local domain socket to allow writes by
       // others.
    //    //
 #if !defined(PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET) && defined(PEGASUS_PLATFORM_LINUX_GENERIC_GNU)  #if !defined(PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET) && \
    if (_localConnection)       (defined(PEGASUS_PLATFORM_LINUX_GENERIC_GNU) || \
         defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM))
       if (_connectionType == LOCAL_CONNECTION)
    {    {
      if (::chmod( PEGASUS_LOCAL_DOMAIN_SOCKET_PATH,      if (::chmod( PEGASUS_LOCAL_DOMAIN_SOCKET_PATH,
                   S_IRUSR | S_IWUSR | S_IXUSR |                   S_IRUSR | S_IWUSR | S_IXUSR |
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        Socket::close(_rep->socket);        Socket::close(_rep->socket);
        delete _rep;        delete _rep;
        _rep = 0;        _rep = 0;
        //l10n  
        //throw BindFailedException("Failed to bind socket");  
        MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",        MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
                    "Failed to bind socket");                    "Failed to bind socket");
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,              PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: Failed to set domain socket permissions.");                  "HTTPAcceptor::_bind: Failed to set domain socket "
                       "permissions.");
        throw BindFailedException(parms);        throw BindFailedException(parms);
      }      }
    }    }
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       Socket::close(_rep->socket);       Socket::close(_rep->socket);
       delete _rep;       delete _rep;
       _rep = 0;       _rep = 0;
       //l10n  
       //throw BindFailedException("Failed to bind socket");  
       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
                    "Failed to bind socket");                    "Failed to bind socket");
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: Failed to bind socket(1).");                   "HTTPAcceptor::_bind: Failed to bind socket(1).");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
Line 478 
Line 498 
       Socket::close(_rep->socket);       Socket::close(_rep->socket);
       delete _rep;       delete _rep;
       _rep = 0;       _rep = 0;
       //l10n          MessageLoaderParms parms(
       //throw BindFailedException("Failed to solicit socket messaeges");              "Common.HTTPAcceptor.FAILED_SOLICIT_SOCKET_MESSAGES",
       MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_SOLICIT_SOCKET_MESSAGES",  
                    "Failed to solicit socket messaeges");                    "Failed to solicit socket messaeges");
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: Failed to solicit socket messages(2).");                   "HTTPAcceptor::_bind: Failed to solicit socket messages(2).");
       throw BindFailedException(parms);       throw BindFailedException(parms);
    }    }
Line 504 
Line 523 
       // close the socket       // close the socket
       Socket::close(_rep->socket);       Socket::close(_rep->socket);
       // Unlink Local Domain Socket Bug# 3312       // Unlink Local Domain Socket Bug# 3312
       if (_localConnection)          if (_connectionType == LOCAL_CONNECTION)
       {       {
 #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
           PEG_TRACE_STRING(TRC_HTTP, Tracer::LEVEL2,              PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL2,
                         "HTTPAcceptor::closeConnectionSocket Unlinking local connection." );                  "HTTPAcceptor::closeConnectionSocket Unlinking local "
                       "connection.");
          ::unlink(          ::unlink(
              reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);              reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
 #else #else
          PEGASUS_ASSERT(false);          PEGASUS_ASSERT(false);
 #endif #endif
       }       }
   
    }    }
    else    else
    {    {
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor::closeConnectionSocket failure _rep is null." );                         "HTTPAcceptor::closeConnectionSocket failure _rep is null." );
    }    }
 } }
Line 535 
Line 554 
    }    }
    else    else
    {    {
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor::reopenConnectionSocket failure _rep is null." );                         "HTTPAcceptor::reopenConnectionSocket failure _rep is null." );
    }    }
 } }
  
   
   /**
      reconnectConnectionSocket - creates a new server socket.
   */
   void HTTPAcceptor::reconnectConnectionSocket()
   {
       if (_rep)
       {
           // unregister the socket
           _monitor->unsolicitSocketMessages(_rep->socket);
           // close the socket
           Socket::close(_rep->socket);
           // Unlink Local Domain Socket Bug# 3312
           if (_connectionType == LOCAL_CONNECTION)
           {
   #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
               PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL2,
                   "HTTPAcceptor::reconnectConnectionSocket Unlinking local "
                       "connection." );
               ::unlink(
                   reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
   #else
               PEGASUS_ASSERT(false);
   #endif
           }
           // open the socket
           _bind();
       }
       else
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::reconnectConnectionSocket failure _rep is null.");
       }
   }
   
 /** /**
    getOutstandingRequestCount - returns the number of outstanding requests.    getOutstandingRequestCount - returns the number of outstanding requests.
 */ */
Line 572 
Line 626 
     _socketWriteTimeout = socketWriteTimeout;     _socketWriteTimeout = socketWriteTimeout;
 } }
  
   void HTTPAcceptor::setIdleConnectionTimeout(Uint32 idleConnectionTimeoutSeconds)
   {
       _idleConnectionTimeoutSeconds = idleConnectionTimeoutSeconds;
   }
   
 void HTTPAcceptor::unbind() void HTTPAcceptor::unbind()
 { {
    if (_rep)    if (_rep)
Line 579 
Line 638 
       _portNumber = 0;       _portNumber = 0;
       Socket::close(_rep->socket);       Socket::close(_rep->socket);
  
       if (_localConnection)          if (_connectionType == LOCAL_CONNECTION)
       {       {
 #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
          ::unlink(          ::unlink(
Line 594 
Line 653 
    }    }
    else    else
    {    {
       PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::unbind failure _rep is null." );               "HTTPAcceptor::unbind failure _rep is null." );
    }    }
 } }
Line 636 
Line 695 
    struct sockaddr* accept_address;    struct sockaddr* accept_address;
    SocketLength address_size;    SocketLength address_size;
  
    if (_localConnection)      if (_connectionType == LOCAL_CONNECTION)
    {    {
 #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
        accept_address = reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);          accept_address =
               reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);
        address_size = sizeof(struct sockaddr_un);        address_size = sizeof(struct sockaddr_un);
 #else #else
        PEGASUS_ASSERT(false);        PEGASUS_ASSERT(false);
Line 647 
Line 707 
    }    }
    else    else
    {    {
        accept_address = reinterpret_cast<struct sockaddr*>(new struct sockaddr_in);  #ifdef PEGASUS_ENABLE_IPV6
           accept_address =
              reinterpret_cast<struct sockaddr*>
              (new struct sockaddr_storage);
           address_size = sizeof(struct sockaddr_storage);
   #else
           accept_address =
               reinterpret_cast<struct sockaddr*>(new struct sockaddr_in);
        address_size = sizeof(struct sockaddr_in);        address_size = sizeof(struct sockaddr_in);
   #endif
    }    }
  
       // It is not necessary to handle EINTR errors from this accept() call.
       // An EINTR error should not occur on a non-blocking socket.  If the
       // listen socket is blocking and EINTR occurs, the new socket connection
       // is not accepted here.
   
       // EAGAIN errors are also not handled here.  An EAGAIN error should not
       // occur after select() indicates that the listen socket is available for
       // reading.  If the accept() fails with an EAGAIN error code, a new
       // connection is not accepted here.
   
    SocketHandle socket = accept(_rep->socket, accept_address, &address_size);    SocketHandle socket = accept(_rep->socket, accept_address, &address_size);
  
    if (socket < 0)      if (socket == PEGASUS_SOCKET_ERROR)
    {    {
           // the remote connection is invalid, destroy client address.
           delete accept_address;
   
           // TCPIP is down reconnect this acceptor
           if (getSocketError() == PEGASUS_NETWORK_TCPIP_STOPPED)
           {
               PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "Socket has an IO error. TCP/IP down. Try to reconnect.");
   
               reconnectConnectionSocket();
   
               return;
           }
  
        Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,        Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
            "HTTPAcceptor - accept() failure.  errno: $0"              "HTTPAcceptor - accept() failure.  errno: $0", errno);
            ,errno);  
  
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor: accept() failed");                         "HTTPAcceptor: accept() failed");
       return;       return;
    }    }
       // We need to ensure that the socket number is not higher than
       // what fits into FD_SETSIZE, because we else won't be able to select on it
       // and won't ever communicate correct on that socket.
       if (socket >= FD_SETSIZE)
       {
           // the remote connection is invalid, destroy client address.
           delete accept_address;
   
           Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
               "HTTPAcceptor out of available sockets. "
                   "Closing connection to the new client.");
   
           PEG_TRACE(
               (TRC_DISCARDED_DATA,
                Tracer::LEVEL2,
                "accept() returned too large socket number %d.",
                socket));
   
           // close the connection
           Socket::close(socket);
           return;
       }
   
  
    String ipAddress;    String ipAddress;
  
    if (_localConnection)      if (_connectionType == LOCAL_CONNECTION)
    {    {
        ipAddress = "localhost";        ipAddress = "localhost";
    }    }
    else    else
    {    {
   #ifdef PEGASUS_ENABLE_IPV6
           char ipBuffer[PEGASUS_INET6_ADDRSTR_LEN];
           int rc;
           while ((rc = getnameinfo(accept_address, address_size, ipBuffer,
               PEGASUS_INET6_ADDRSTR_LEN, 0, 0, NI_NUMERICHOST)) == EAI_AGAIN)
               ;
           if (rc)
           {
               Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
                   "HTTPAcceptor - getnameinfo() failure.  rc: $0", rc);
   
               PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor: getnameinfo() failed");
               delete accept_address;
               Socket::close(socket);
               return;
           }
           ipAddress = ipBuffer;
   #else
        unsigned char* sa = reinterpret_cast<unsigned char*>(        unsigned char* sa = reinterpret_cast<unsigned char*>(
            &reinterpret_cast<struct sockaddr_in*>(            &reinterpret_cast<struct sockaddr_in*>(
                accept_address)->sin_addr.s_addr);                accept_address)->sin_addr.s_addr);
        char ipBuffer[32];        char ipBuffer[32];
        sprintf(ipBuffer, "%u.%u.%u.%u", sa[0], sa[1], sa[2], sa[3]);        sprintf(ipBuffer, "%u.%u.%u.%u", sa[0], sa[1], sa[2], sa[3]);
        ipAddress = ipBuffer;        ipAddress = ipBuffer;
   #endif
    }    }
  
    delete accept_address;    delete accept_address;
Line 688 
Line 821 
    int sock_flags;    int sock_flags;
  if( (sock_flags = fcntl(socket, F_GETFD, 0)) < 0)  if( (sock_flags = fcntl(socket, F_GETFD, 0)) < 0)
    {    {
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor: fcntl(F_GETFD) failed");                         "HTTPAcceptor: fcntl(F_GETFD) failed");
    }    }
    else    else
Line 696 
Line 829 
       sock_flags |= FD_CLOEXEC;       sock_flags |= FD_CLOEXEC;
       if (fcntl(socket, F_SETFD, sock_flags) < 0)       if (fcntl(socket, F_SETFD, sock_flags) < 0)
       {       {
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,              PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor: fcntl(F_SETFD) failed");                         "HTTPAcceptor: fcntl(F_SETFD) failed");
       }       }
    }    }
Line 709 
Line 842 
    AutoPtr<MP_Socket> mp_socket(new MP_Socket(    AutoPtr<MP_Socket> mp_socket(new MP_Socket(
        socket, _sslcontext, _sslContextObjectLock));        socket, _sslcontext, _sslContextObjectLock));
  
       mp_socket->disableBlocking();
    mp_socket->setSocketWriteTimeout(_socketWriteTimeout);    mp_socket->setSocketWriteTimeout(_socketWriteTimeout);
  
    // Perform the SSL handshake, if applicable.  Make the socket non-blocking      // Perform the SSL handshake, if applicable.
    // for this operation so we can send it back to the Monitor's select() loop  
    // if it takes a while.  
  
    mp_socket->disableBlocking();  
    Sint32 socketAcceptStatus = mp_socket->accept();    Sint32 socketAcceptStatus = mp_socket->accept();
    mp_socket->enableBlocking();  
  
    if (socketAcceptStatus < 0)    if (socketAcceptStatus < 0)
    {    {
        PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                         "HTTPAcceptor: SSL_accept() failed");                         "HTTPAcceptor: SSL_accept() failed");
        mp_socket->close();        mp_socket->close();
        return;        return;
Line 732 
Line 862 
    HTTPConnection* connection = new HTTPConnection(_monitor, mp_socket,    HTTPConnection* connection = new HTTPConnection(_monitor, mp_socket,
        ipAddress, this, static_cast<MessageQueue *>(_outputMessageQueue));        ipAddress, this, static_cast<MessageQueue *>(_outputMessageQueue));
  
       if (_idleConnectionTimeoutSeconds)
       {
           connection->_idleConnectionTimeoutSeconds =
               _idleConnectionTimeoutSeconds;
           Time::gettimeofday(&connection->_idleStartTime);
       }
   
    if (socketAcceptStatus == 0)    if (socketAcceptStatus == 0)
    {    {
        PEG_TRACE_STRING(TRC_HTTP, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL2,
            "HTTPAcceptor: SSL_accept() pending");            "HTTPAcceptor: SSL_accept() pending");
        connection->_acceptPending = true;        connection->_acceptPending = true;
           Time::gettimeofday(&connection->_acceptPendingStartTime);
    }    }
  
    // Solicit events on this new connection's socket:    // Solicit events on this new connection's socket:
Line 749 
Line 887 
    {    {
       // ATTN-DE-P2-2003100503::TODO::Need to enhance code to return       // ATTN-DE-P2-2003100503::TODO::Need to enhance code to return
       // an error message to Client application.       // an error message to Client application.
       Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
           "HTTPAcceptor::_acceptConnection: Attempt to allocate entry in _entries table failed.");              "HTTPAcceptor::_acceptConnection: Attempt to allocate entry in "
                   "_entries table failed.");
       delete connection;       delete connection;
       Socket::close(socket);       Socket::close(socket);
       return;       return;

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  Added in v.1.93.4.5
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