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Diff for /pegasus/src/Pegasus/Common/HTTPAcceptor.cpp between version 1.1.2.1 and 1.93.4.4

version 1.1.2.1, 2001/08/01 21:07:09 version 1.93.4.4, 2008/01/02 21:05:03
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 //%/////////////////////////////////////////////////////////////////////////////  //%2006////////////////////////////////////////////////////////////////////////
 // //
 // Copyright (c) 2000, 2001 BMC Software, Hewlett-Packard Company, IBM,  // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
 // The Open Group, Tivoli Systems  // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
   // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
   // IBM Corp.; EMC Corporation, The Open Group.
   // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
   // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; VERITAS Software Corporation; The Open Group.
   // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
   // EMC Corporation; Symantec Corporation; The Open Group.
 // //
 // Permission is hereby granted, free of charge, to any person obtaining a copy // Permission is hereby granted, free of charge, to any person obtaining a copy
 // of this software and associated documentation files (the "Software"), to // of this software and associated documentation files (the "Software"), to
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 // //
 //============================================================================== //==============================================================================
 // //
 // Author: Mike Brasher (mbrasher@bmc.com)  
 //  
 // Modified By:  
 //  
 //%///////////////////////////////////////////////////////////////////////////// //%/////////////////////////////////////////////////////////////////////////////
  
 #include <iostream>  
 #include "Config.h" #include "Config.h"
 #include "Socket.h"  #include "Constants.h"
   #include <iostream>
 #ifdef PEGASUS_OS_TYPE_WINDOWS  
 # include <winsock.h>  
 #else  
 # include <cctype>  
 # include <unistd.h>  
 # include <cstdlib>  
 # include <errno.h>  
 # include <fcntl.h>  
 # include <netdb.h>  
 # include <netinet/in.h>  
 # include <arpa/inet.h>  
 # include <sys/socket.h>  
 #endif  
  
   #include "Network.h"
 #include "Socket.h" #include "Socket.h"
   #include "TLS.h"
 #include "HTTPAcceptor.h" #include "HTTPAcceptor.h"
 #include "HTTPConnection.h" #include "HTTPConnection.h"
   #include "HostAddress.h"
   #include "Tracer.h"
   #include <Pegasus/Common/MessageLoader.h>
   
   #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
   #include "EBCDIC_OS400.h"
   #endif
   
  
 PEGASUS_USING_STD; PEGASUS_USING_STD;
  
 PEGASUS_NAMESPACE_BEGIN PEGASUS_NAMESPACE_BEGIN
  
   
   static int MAX_CONNECTION_QUEUE_LENGTH = -1;
   
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
 // //
 // HTTPAcceptorRep // HTTPAcceptorRep
 // //
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
  
 struct HTTPAcceptorRep  class HTTPAcceptorRep
   {
   public:
       HTTPAcceptorRep(Uint16 connectionType)
 { {
     struct sockaddr_in address;          if (connectionType == HTTPAcceptor::LOCAL_CONNECTION)
     Sint32 socket;          {
   #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
               address =
                   reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);
               address_size = sizeof(struct sockaddr_un);
   #else
               PEGASUS_ASSERT(false);
   #endif
           }
   #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_size = sizeof(struct sockaddr_in);
           }
           else
           {
               PEGASUS_ASSERT(false);
       }
       }
   
       ~HTTPAcceptorRep()
       {
           delete address;
       }
       struct sockaddr* address;
   
       SocketLength address_size;
       Mutex _connection_mut;
   
       SocketHandle socket;
     Array<HTTPConnection*> connections;     Array<HTTPConnection*> connections;
 }; };
  
   
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
 // //
 // HTTPAcceptor // HTTPAcceptor
 // //
 //////////////////////////////////////////////////////////////////////////////// ////////////////////////////////////////////////////////////////////////////////
  
 HTTPAcceptor::HTTPAcceptor(Monitor* monitor) : _monitor(monitor), _rep(0)  HTTPAcceptor::HTTPAcceptor(Monitor* monitor,
                              MessageQueue* outputMessageQueue,
                              Uint16 connectionType,
                              Uint32 portNumber,
                              SSLContext * sslcontext,
                              ReadWriteSem* sslContextObjectLock)
      : Base(PEGASUS_QUEUENAME_HTTPACCEPTOR),  // ATTN: Need unique names?
        _monitor(monitor),
        _outputMessageQueue(outputMessageQueue),
        _rep(0),
        _entry_index(-1),
        _connectionType(connectionType),
        _portNumber(portNumber),
        _sslcontext(sslcontext),
        _sslContextObjectLock(sslContextObjectLock),
        _idleConnectionTimeoutSeconds(0)
   {
      Socket::initializeInterface();
   
      /*
           Platforms interpret the value of MAX_CONNECTION_QUEUE_LENGTH
           differently.  Some platforms interpret the value literally, while
           others multiply a fudge factor. When the server is under stress from
           multiple clients with multiple requests, toggling this number may
           prevent clients from being dropped.  Instead of hard coding the
           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
   
   /*
       if (MAX_CONNECTION_QUEUE_LENGTH == -1)
       {
   #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
   #pragma convert(37)
           const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");
           EtoA(env);
   #pragma convert(0)
   #else
           const char* env = getenv("PEGASUS_MAX_BACKLOG_CONNECTION_QUEUE");
   #endif
           if (!env)
 { {
     // Note: we are counting on the monitor to initialize the socket              MAX_CONNECTION_QUEUE_LENGTH = 15;
     // interface (in Windows you have to call WSAInitialize() and          }
     // WSAShutDown()).          else
           {
               char* end = NULL;
               MAX_CONNECTION_QUEUE_LENGTH = strtol(env, &end, 10);
               if (*end)
                   MAX_CONNECTION_QUEUE_LENGTH = 15;
               cout << " MAX_CONNECTION_QUEUE_LENGTH = " <<
                   MAX_CONNECTION_QUEUE_LENGTH << endl;
           }
       }
   */
       MAX_CONNECTION_QUEUE_LENGTH = 15;
 } }
  
 HTTPAcceptor::~HTTPAcceptor() HTTPAcceptor::~HTTPAcceptor()
 { {
       destroyConnections();
     unbind();     unbind();
       // ATTN: Is this correct in a multi-HTTPAcceptor server?
       Socket::uninitializeInterface();
 } }
  
 void HTTPAcceptor::handleEnqueue()  void HTTPAcceptor::handleEnqueue(Message *message)
 { {
     cout << "HTTPAcceptor::handleEnqueue()" << endl;  
   
     Message* message = dequeue();  
   
     if (!message)     if (!message)
         return;         return;
  
     if (getenv("PEGASUS_TRACE"))      PEGASUS_ASSERT(_rep != 0);
         message->print(cout);  
   
     switch (message->getType())     switch (message->getType())
     {     {
         case SOCKET_MESSAGE:         case SOCKET_MESSAGE:
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             // If this is a connection request:             // If this is a connection request:
  
             if (socketMessage->socket == _rep->socket &&             if (socketMessage->socket == _rep->socket &&
                 socketMessage->events | SocketMessage::READ)                  socketMessage->events & SocketMessage::READ)
             {             {
                 _acceptConnection();                 _acceptConnection();
             }             }
             else             else
             {             {
                 // ATTN! this can't happen!                 // ATTN! this can't happen!
                   PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                       "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);
  
             for (Uint32 i = 0, n = _rep->connections.size(); i < n; i++)             for (Uint32 i = 0, n = _rep->connections.size(); i < n; i++)
             {             {
                 HTTPConnection* connection = _rep->connections[i];                 HTTPConnection* connection = _rep->connections[i];
                 Sint32 socket = connection->getSocket();                 SocketHandle socket = connection->getSocket();
  
                 if (socket == closeConnectionMessage->socket)                 if (socket == closeConnectionMessage->socket)
                 {                 {
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                     break;                     break;
                 }                 }
             }             }
   
              break;
         }         }
  
         default:         default:
             // ATTN: need unexpected message error!             // ATTN: need unexpected message error!
              PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                  "HTTPAcceptor::handleEnqueue: Invalid MESSAGE received.");
             break;             break;
     };      }
  
     delete message;     delete message;
 } }
  
 void HTTPAcceptor::bind(Uint32 portNumber)  
   void HTTPAcceptor::handleEnqueue()
   {
       Message* message = dequeue();
   
       if (!message)
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::handleEnqueue(): No message on queue.");
           return;
       }
   
       handleEnqueue(message);
   }
   
   void HTTPAcceptor::bind()
 { {
     if (_rep)     if (_rep)
         throw BindFailed("HTTPAcceptor already bound");      {
           MessageLoaderParms parms("Common.HTTPAcceptor.ALREADY_BOUND",
               "HTTPAcceptor already bound");
  
     _rep = new HTTPAcceptorRep;          PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::bind: HTTPAcceptor already bound.");
           throw BindFailedException(parms);
       }
  
       _rep = new HTTPAcceptorRep(_connectionType);
   
       // bind address
       _bind();
   }
   
   /**
       _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 a domain socket is bound.
   */
   void HTTPAcceptor::_bind()
   {
       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)
     _rep->address.sin_addr.s_addr = INADDR_ANY;      {
     _rep->address.sin_family = AF_INET;  #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
     _rep->address.sin_port = htons(portNumber);          reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_family =
               AF_UNIX;
           strcpy(reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path,
               PEGASUS_LOCAL_DOMAIN_SOCKET_PATH);
   #ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM
           AtoE(reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
   #endif
           ::unlink(
               reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
   #else
           PEGASUS_ASSERT(false);
   #endif
       }
   #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 =
               INADDR_ANY;
           reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_family =
               AF_INET;
           reinterpret_cast<struct sockaddr_in*>(_rep->address)->sin_port =
               htons(_portNumber);
       }
       else
       {
           PEGASUS_ASSERT(false);
       }
  
     // Create socket:     // Create socket:
  
     _rep->socket = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP);      if (_connectionType == LOCAL_CONNECTION)
       {
           _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
       {
           PEGASUS_ASSERT(false);
       }
  
     if (_rep->socket < 0)     if (_rep->socket < 0)
     {     {
         delete _rep;         delete _rep;
         _rep = 0;         _rep = 0;
         throw BindFailed("Failed to create socket");          MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_CREATE_SOCKET",
               "Failed to create socket");
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind _rep->socket < 0");
           throw BindFailedException(parms);
       }
   
       Socket::disableBlocking(_rep->socket);
   
   // set the close-on-exec bit for this file handle.
   // any unix that forks needs this bit set.
   #if !defined PEGASUS_OS_TYPE_WINDOWS && !defined(PEGASUS_OS_VMS)
       int sock_flags;
       if ((sock_flags = fcntl(_rep->socket, F_GETFD, 0)) < 0)
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: fcntl(F_GETFD) failed");
       }
       else
       {
           sock_flags |= FD_CLOEXEC;
           if (fcntl(_rep->socket, F_SETFD, sock_flags) < 0)
           {
               PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: fcntl(F_SETFD) failed");
           }
       }
   #endif
   
   
       //
       // Set the socket option SO_REUSEADDR to reuse the socket address so
       // that we can rebind to a new socket using the same address when we
       // need to resume the cimom as a result of a timeout during a Shutdown
       // operation.
       //
       int opt=1;
       if (setsockopt(_rep->socket, SOL_SOCKET, SO_REUSEADDR,
               (char *)&opt, sizeof(opt)) < 0)
       {
           Socket::close(_rep->socket);
           delete _rep;
           _rep = 0;
           MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_SET_SOCKET_OPTION",
               "Failed to set socket option");
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: Failed to set socket option.");
           throw BindFailedException(parms);
     }     }
  
   
       //
     // Bind socket to port:     // Bind socket to port:
       //
       if (::bind(_rep->socket, _rep->address, _rep->address_size) < 0)
       {
           Socket::close(_rep->socket);
           delete _rep;
           _rep = 0;
           MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
               "Failed to bind socket");
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: Failed to bind socket.");
           throw BindFailedException(parms);
       }
   
   
       //
       // Get the actual port value used if the caller specified a port value of 0.
       //
       if (_portNumber == 0)
       {
           sockaddr_in buf;
           SocketLength bufSize = sizeof(buf);
           if (getsockname(_rep->socket, reinterpret_cast<sockaddr *>(&buf),
                   &bufSize) == 0 )
           {
               _portNumber = ntohs(buf.sin_port);
           }
       }
  
     if (::bind(_rep->socket,  
         (struct sockaddr*)(void*)&_rep->address,      //
         sizeof(_rep->address)) < 0)      // 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) || \
         defined(PEGASUS_PLATFORM_ZOS_ZSERIES_IBM))
       if (_connectionType == LOCAL_CONNECTION)
       {
           if (::chmod(PEGASUS_LOCAL_DOMAIN_SOCKET_PATH,
                   S_IRUSR | S_IWUSR | S_IXUSR |
                   S_IRGRP | S_IWGRP | S_IXGRP |
                   S_IROTH | S_IWOTH | S_IXOTH ) < 0 )
     {     {
         Socket::close(_rep->socket);         Socket::close(_rep->socket);
         delete _rep;         delete _rep;
         _rep = 0;         _rep = 0;
         throw BindFailed("Failed to bind socket to port");              MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
                   "Failed to bind socket");
               PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor::_bind: Failed to set domain socket "
                       "permissions.");
               throw BindFailedException(parms);
     }     }
       }
   #endif
  
     // Set up listening on the given port:      // Set up listening on the given socket:
  
     int const MAX_CONNECTION_QUEUE_LENGTH = 5;      //int const MAX_CONNECTION_QUEUE_LENGTH = 15;
  
     if (listen(_rep->socket, MAX_CONNECTION_QUEUE_LENGTH) < 0)     if (listen(_rep->socket, MAX_CONNECTION_QUEUE_LENGTH) < 0)
     {     {
         Socket::close(_rep->socket);         Socket::close(_rep->socket);
         delete _rep;         delete _rep;
         _rep = 0;         _rep = 0;
         throw BindFailed("Failed to bind socket to port");          MessageLoaderParms parms("Common.HTTPAcceptor.FAILED_BIND_SOCKET",
               "Failed to bind socket");
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: Failed to bind socket(1).");
           throw BindFailedException(parms);
     }     }
  
     // Register to receive SocketMessages on this socket:     // Register to receive SocketMessages on this socket:
  
     if (!_monitor->solicitSocketMessages(      if (-1 == ( _entry_index = _monitor->solicitSocketMessages(
         _rep->socket,         _rep->socket,
         SocketMessage::READ | SocketMessage::EXCEPTION,         SocketMessage::READ | SocketMessage::EXCEPTION,
         getQueueId()))              getQueueId(),
               Monitor::ACCEPTOR)))
     {     {
         Socket::close(_rep->socket);         Socket::close(_rep->socket);
         delete _rep;         delete _rep;
         _rep = 0;         _rep = 0;
         throw BindFailed("Failed to solicit socket messaeges");          MessageLoaderParms parms(
               "Common.HTTPAcceptor.FAILED_SOLICIT_SOCKET_MESSAGES",
               "Failed to solicit socket messaeges");
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_bind: Failed to solicit socket messages(2).");
           throw BindFailedException(parms);
     }     }
 } }
  
   /**
       closeConnectionSocket - close the server listening socket to disallow
       new client connections.
   */
   void HTTPAcceptor::closeConnectionSocket()
   {
       if (_rep)
       {
           // unregister the socket
   
           // ATTN - comment out - see CIMServer::stopClientConnection()
           //_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::closeConnectionSocket Unlinking local "
                       "connection.");
               ::unlink(
                   reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
   #else
               PEGASUS_ASSERT(false);
   #endif
           }
       }
       else
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::closeConnectionSocket failure _rep is null.");
       }
   }
   
   /**
      reopenConnectionSocket - creates a new server socket.
   */
   void HTTPAcceptor::reopenConnectionSocket()
   {
       if (_rep)
       {
           _bind();
       }
       else
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "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.
   */
   Uint32 HTTPAcceptor::getOutstandingRequestCount() const
   {
       Uint32 count = 0;
       if (_rep)
       {
           AutoMutex autoMut(_rep->_connection_mut);
           if (_rep->connections.size() > 0)
           {
               HTTPConnection* connection = _rep->connections[0];
               count = connection->getRequestCount();
           }
       }
       return count;
   }
   
   
   /**
       getPortNumber - returns the port number used for the connection
   */
   Uint32 HTTPAcceptor::getPortNumber() const
   {
       return _portNumber;
   }
   
   void HTTPAcceptor::setSocketWriteTimeout(Uint32 socketWriteTimeout)
   {
       _socketWriteTimeout = socketWriteTimeout;
   }
   
   void HTTPAcceptor::setIdleConnectionTimeout(Uint32 idleConnectionTimeoutSeconds)
   {
       _idleConnectionTimeoutSeconds = idleConnectionTimeoutSeconds;
   }
   
 void HTTPAcceptor::unbind() void HTTPAcceptor::unbind()
 { {
     if (_rep)     if (_rep)
     {     {
           _portNumber = 0;
         Socket::close(_rep->socket);         Socket::close(_rep->socket);
   
           if (_connectionType == LOCAL_CONNECTION)
           {
   #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
               ::unlink(
                   reinterpret_cast<struct sockaddr_un*>(_rep->address)->sun_path);
   #else
               PEGASUS_ASSERT(false);
   #endif
           }
   
         delete _rep;         delete _rep;
         _rep = 0;         _rep = 0;
     }     }
       else
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::unbind failure _rep is null." );
       }
 } }
  
 void HTTPAcceptor::destroyConnections() void HTTPAcceptor::destroyConnections()
 { {
       if (_rep)
       {
     // For each connection created by this object:     // For each connection created by this object:
  
           AutoMutex autoMut(_rep->_connection_mut);
     for (Uint32 i = 0, n = _rep->connections.size(); i < n; i++)     for (Uint32 i = 0, n = _rep->connections.size(); i < n; i++)
     {     {
         HTTPConnection* connection = _rep->connections[i];         HTTPConnection* connection = _rep->connections[i];
         Sint32 socket = connection->getSocket();              SocketHandle socket = connection->getSocket();
  
         // Unsolicit SocketMessages:         // Unsolicit SocketMessages:
  
Line 233 
Line 676 
  
         // Destroy the connection (causing it to close):         // Destroy the connection (causing it to close):
  
               while (connection->refcount.get()) { }
         delete connection;         delete connection;
     }     }
  
     _rep->connections.clear();     _rep->connections.clear();
 } }
   }
  
 void HTTPAcceptor::_acceptConnection() void HTTPAcceptor::_acceptConnection()
 { {
Line 245 
Line 690 
  
     PEGASUS_ASSERT(_rep != 0);     PEGASUS_ASSERT(_rep != 0);
  
     if (!_rep)      // Accept the connection (populate the address):
   
       struct sockaddr* accept_address;
       SocketLength address_size;
   
       if (_connectionType == LOCAL_CONNECTION)
       {
   #ifndef PEGASUS_DISABLE_LOCAL_DOMAIN_SOCKET
           accept_address =
               reinterpret_cast<struct sockaddr*>(new struct sockaddr_un);
           address_size = sizeof(struct sockaddr_un);
   #else
           PEGASUS_ASSERT(false);
   #endif
       }
       else
       {
   #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);
   #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);
   
       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;         return;
           }
  
     // Accept the connection (populate the address):          Logger::put(Logger::STANDARD_LOG, System::CIMSERVER, Logger::TRACE,
               "HTTPAcceptor - accept() failure.  errno: $0", errno);
   
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor: accept() failed");
           return;
       }
  
     sockaddr_in address;      String ipAddress;
     int n = sizeof(address);  
     Sint32 socket = accept(_rep->socket, (struct sockaddr*)&address, &n);  
  
     if (socket < 0)      if (_connectionType == LOCAL_CONNECTION)
     {     {
         if (getenv("PEGASUS_TRACE"))          ipAddress = "localhost";
             cerr <<"HTTPAcceptor: accept() failed" << endl;      }
       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*>(
               &reinterpret_cast<struct sockaddr_in*>(
                   accept_address)->sin_addr.s_addr);
           char ipBuffer[32];
           sprintf(ipBuffer, "%u.%u.%u.%u", sa[0], sa[1], sa[2], sa[3]);
           ipAddress = ipBuffer;
   #endif
       }
   
       delete accept_address;
   
   // set the close on exec flag
   #if !defined(PEGASUS_OS_TYPE_WINDOWS) && !defined(PEGASUS_OS_VMS)
       int sock_flags;
       if ((sock_flags = fcntl(socket, F_GETFD, 0)) < 0)
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor: fcntl(F_GETFD) failed");
       }
       else
       {
           sock_flags |= FD_CLOEXEC;
           if (fcntl(socket, F_SETFD, sock_flags) < 0)
           {
               PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
                   "HTTPAcceptor: fcntl(F_SETFD) failed");
           }
       }
   #endif
   
   
       PEG_LOGGER_TRACE((Logger::STANDARD_LOG, System::CIMSERVER, 0,
           "HTTPAcceptor - accept() success.  Socket: $1" ,socket));
   
       AutoPtr<MP_Socket> mp_socket(new MP_Socket(
           socket, _sslcontext, _sslContextObjectLock));
  
       mp_socket->disableBlocking();
       mp_socket->setSocketWriteTimeout(_socketWriteTimeout);
   
       // Perform the SSL handshake, if applicable.
   
       Sint32 socketAcceptStatus = mp_socket->accept();
   
       if (socketAcceptStatus < 0)
       {
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor: SSL_accept() failed");
           mp_socket->close();
         return;         return;
     }     }
  
     // Create a new conection and add it to the connection list:      // Create a new connection and add it to the connection list:
  
     HTTPConnection* connection = new HTTPConnection(socket, this);      HTTPConnection* connection = new HTTPConnection(_monitor, mp_socket,
           ipAddress, this, static_cast<MessageQueue *>(_outputMessageQueue));
  
     // Solicit events on this new connection socket:      if (_idleConnectionTimeoutSeconds)
       {
           connection->_idleConnectionTimeoutSeconds =
               _idleConnectionTimeoutSeconds;
           Time::gettimeofday(&connection->_idleStartTime);
       }
   
       if (socketAcceptStatus == 0)
       {
           PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL2,
               "HTTPAcceptor: SSL_accept() pending");
           connection->_acceptPending = true;
           Time::gettimeofday(&connection->_acceptPendingStartTime);
       }
   
       // Solicit events on this new connection's socket:
       int index;
  
     if (!_monitor->solicitSocketMessages(      if (-1 ==  (index = _monitor->solicitSocketMessages(
         socket,              connection->getSocket(),
         SocketMessage::READ | SocketMessage::EXCEPTION,         SocketMessage::READ | SocketMessage::EXCEPTION,
         connection->getQueueId()))              connection->getQueueId(), Monitor::CONNECTION)) )
     {     {
           // ATTN-DE-P2-2003100503::TODO::Need to enhance code to return
           // an error message to Client application.
           PEG_TRACE_CSTRING(TRC_DISCARDED_DATA, Tracer::LEVEL2,
               "HTTPAcceptor::_acceptConnection: Attempt to allocate entry in "
                   "_entries table failed.");
         delete connection;         delete connection;
         Socket::close(socket);         Socket::close(socket);
           return;
     }     }
  
     // Save the socket for cleanup later:     // Save the socket for cleanup later:
       connection->_entry_index = index;
       AutoMutex autoMut(_rep->_connection_mut);
     _rep->connections.append(connection);     _rep->connections.append(connection);
 } }
  

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