pegasus/src/Pegasus/Common/Monitor.cpp - diff

Return to Monitor.cpp CVS log

Up to [Pegasus] / pegasus / src / Pegasus / Common

Diff for /pegasus/src/Pegasus/Common/Monitor.cpp between version 1.103.10.20 and 1.139.8.1

version 1.103.10.20, 2006/07/19 16:58:52

version 1.139.8.1, 2012/02/15 17:47:07

Line 1

//%2006////////////////////////////////////////////////////////////////////////

//%LICENSE////////////////////////////////////////////////////////////////

// Licensed to The Open Group (TOG) under one or more contributor license

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// agreements. Refer to the OpenPegasusNOTICE.txt file distributed with

// this work for additional information regarding copyright ownership.

// IBM Corp.; EMC Corporation, The Open Group.

// Each contributor licenses this file to you under the OpenPegasus Open

// Source License; you may not use this file except in compliance with the

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// License.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a

// copy of this software and associated documentation files (the "Software"),

// EMC Corporation; Symantec Corporation; The Open Group.

// to deal in the Software without restriction, including without limitation

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// Permission is hereby granted, free of charge, to any person obtaining a copy

// and/or sell copies of the Software, and to permit persons to whom the

// of this software and associated documentation files (the "Software"), to

// Software is furnished to do so, subject to the following conditions:

// deal in the Software without restriction, including without limitation the

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// The above copyright notice and this permission notice shall be included

// sell copies of the Software, and to permit persons to whom the Software is

// in all copies or substantial portions of the Software.

// furnished to do so, subject to the following conditions:

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//////////////////////////////////////////////////////////////////////////

//==============================================================================

// Author: Mike Brasher (mbrasher@bmc.com)

// Modified By: Mike Day (monitor_2) mdday@us.ibm.com

// Amit K Arora (Bug#1153) amita@in.ibm.com

// Alagaraja Ramasubramanian (alags_raj@in.ibm.com) for Bug#1090

// Sushma Fernandes (sushma@hp.com) for Bug#2057

// Josephine Eskaline Joyce (jojustin@in.ibm.com) for PEP#101

// Roger Kumpf, Hewlett-Packard Company (roger_kumpf@hp.com)

//%/////////////////////////////////////////////////////////////////////////////

#include "Network.h"

#include <Pegasus/Common/Config.h>

#include <cstring>

#include "Monitor.h"

#include "MessageQueue.h"

#include "Socket.h"

#include <Pegasus/Common/Tracer.h>

#include <Pegasus/Common/HTTPConnection.h>

#include <Pegasus/Common/HTTPAcceptor.h>

#include <Pegasus/Common/MessageQueueService.h>

#include <Pegasus/Common/Exception.h>

#include "ArrayIterator.h"

#include "HostAddress.h"

#include <errno.h>

//const static DWORD MAX_BUFFER_SIZE = 4096; // 4 kilobytes

#ifdef PEGASUS_OS_TYPE_WINDOWS

# if defined(FD_SETSIZE) && FD_SETSIZE != 1024

# error "FD_SETSIZE was not set to 1024 prior to the last inclusion \

of <winsock.h>. It may have been indirectly included (e.g., by including \

<windows.h>). Find inclusion of that header which is visible to this \

compilation unit and #define FD_SETZIE to 1024 prior to that inclusion; \

otherwise, less than 64 clients (the default) will be able to connect to the \

CIMOM. PLEASE DO NOT SUPPRESS THIS WARNING; PLEASE FIX THE PROBLEM."

# endif

# define FD_SETSIZE 1024

# include <windows.h>

#else

# include <sys/types.h>

# include <sys/socket.h>

# include <sys/time.h>

# include <netinet/in.h>

# include <netdb.h>

# include <arpa/inet.h>

#endif

PEGASUS_USING_STD;

PEGASUS_NAMESPACE_BEGIN

static AtomicInt _connections(0);

Mutex Monitor::_cout_mut;

#ifdef PEGASUS_OS_TYPE_WINDOWS

#define PIPE_INCREMENT 1

#endif

////////////////////////////////////////////////////////////////////////////////

// Monitor

// Tickler

////////////////////////////////////////////////////////////////////////////////

#define MAX_NUMBER_OF_MONITOR_ENTRIES 32

Tickler::Tickler()

Monitor::Monitor()

: _listenSocket(PEGASUS_INVALID_SOCKET),

: _stopConnections(0),

_clientSocket(PEGASUS_INVALID_SOCKET),

_stopConnectionsSem(0),

_serverSocket(PEGASUS_INVALID_SOCKET)

_solicitSocketCount(0),

_tickle_client_socket(-1),

_tickle_server_socket(-1),

_tickle_peer_socket(-1)

{

AutoMutex automut(Monitor::_cout_mut);

try

PEGASUS_STD(cout) << "Entering: Monitor::Monitor(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

int numberOfMonitorEntriesToAllocate = MAX_NUMBER_OF_MONITOR_ENTRIES;

Socket::initializeInterface();

_entries.reserveCapacity(numberOfMonitorEntriesToAllocate);

// setup the tickler

initializeTickler();

// Start the count at 1 because initilizeTickler()

// has added an entry in the first position of the

// _entries array

for( int i = 1; i < numberOfMonitorEntriesToAllocate; i++ )

{

_MonitorEntry entry(0, 0, 0);

_initialize();

_entries.append(entry);

}

catch (...)

{

AutoMutex automut(Monitor::_cout_mut);

_uninitialize();

PEGASUS_STD(cout) << "Exiting: Monitor::Monitor(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

throw;

}

Monitor::~Monitor()

Tickler::~Tickler()

{

AutoMutex automut(Monitor::_cout_mut);

_uninitialize();

PEGASUS_STD(cout) << "Entering: Monitor::~Monitor(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

Tracer::trace(TRC_HTTP, Tracer::LEVEL4, "uninitializing interface");

try{

void Tickler::notify()

if(_tickle_peer_socket >= 0)

{

Socket::close(_tickle_peer_socket);

Socket::write(_clientSocket, "\0", 1);

}

if(_tickle_client_socket >= 0)

void Tickler::reset()

{

Socket::close(_tickle_client_socket);

// Clear all bytes from the tickle socket

}

char buffer[32];

if(_tickle_server_socket >= 0)

while (Socket::read(_serverSocket, buffer, 32) > 0)

{

Socket::close(_tickle_server_socket);

}

catch(...)

#if defined(PEGASUS_OS_TYPE_UNIX)

// Use an anonymous pipe for the tickle connection.

void Tickler::_initialize()

{

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

int fds[2];

"Failed to close tickle sockets");

}

Socket::uninitializeInterface();

if (pipe(fds) == -1)

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"returning from monitor destructor");

{

AutoMutex automut(Monitor::_cout_mut);

MessageLoaderParms parms(

PEGASUS_STD(cout) << "Exiting: Monitor::~Monitor(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

"Common.Monitor.TICKLE_CREATE",

"Received error number $0 while creating the internal socket.",

getSocketError());

throw Exception(parms);

}

_serverSocket = fds[0];

_clientSocket = fds[1];

Socket::disableBlocking(_serverSocket);

}

void Monitor::initializeTickler(){

#else

// Use an external loopback socket connection to allow the tickle socket to

// be included in the select() array on non-Unix platforms.

void Tickler::_initialize()

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::initializeTickler(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

// Set up the addresses for the listen, client, and server sockets

}

// based on whether IPv6 is enabled.

NOTE: On any errors trying to

setup out tickle connection,

throw an exception/end the server

/* setup the tickle server/listener */

Socket::initializeInterface();

// get a socket for the server side

# ifdef PEGASUS_ENABLE_IPV6

if((_tickle_server_socket = ::socket(PF_INET, SOCK_STREAM, 0)) == PEGASUS_INVALID_SOCKET){

struct sockaddr_storage listenAddress;

//handle error

struct sockaddr_storage clientAddress;

MessageLoaderParms parms("Common.Monitor.TICKLE_CREATE",

struct sockaddr_storage serverAddress;

"Received error number $0 while creating the internal socket.",

# else

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

struct sockaddr_in listenAddress;

errno);

struct sockaddr_in clientAddress;

#else

struct sockaddr_in serverAddress;

WSAGetLastError());

# endif

int addressFamily;

SocketLength addressLength;

memset(&listenAddress, 0, sizeof (listenAddress));

# ifdef PEGASUS_ENABLE_IPV6

if (System::isIPv6StackActive())

{

// Use the IPv6 loopback address for the listen sockets

HostAddress::convertTextToBinary(

HostAddress::AT_IPV6,

"::1",

&reinterpret_cast<struct sockaddr_in6*>(&listenAddress)->sin6_addr);

listenAddress.ss_family = AF_INET6;

reinterpret_cast<struct sockaddr_in6*>(&listenAddress)->sin6_port = 0;

addressFamily = AF_INET6;

addressLength = sizeof(struct sockaddr_in6);

}

else

#endif

throw Exception(parms);

{

// Use the IPv4 loopback address for the listen sockets

HostAddress::convertTextToBinary(

HostAddress::AT_IPV4,

"127.0.0.1",

&reinterpret_cast<struct sockaddr_in*>(

&listenAddress)->sin_addr.s_addr);

reinterpret_cast<struct sockaddr_in*>(&listenAddress)->sin_family =

AF_INET;

reinterpret_cast<struct sockaddr_in*>(&listenAddress)->sin_port = 0;

addressFamily = AF_INET;

addressLength = sizeof(struct sockaddr_in);

}

// initialize the address

// Use the same address for the client socket as the listen socket

memset(&_tickle_server_addr, 0, sizeof(_tickle_server_addr));

clientAddress = listenAddress;

#ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM

#pragma convert(37)

#endif

_tickle_server_addr.sin_addr.s_addr = inet_addr("127.0.0.1");

#ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM

#pragma convert(0)

#endif

_tickle_server_addr.sin_family = PF_INET;

_tickle_server_addr.sin_port = 0;

PEGASUS_SOCKLEN_T _addr_size = sizeof(_tickle_server_addr);

// Set up a listen socket to allow the tickle client and server to connect

// bind server side to socket

// Create the listen socket

if((::bind(_tickle_server_socket,

if ((_listenSocket = Socket::createSocket(addressFamily, SOCK_STREAM, 0)) ==

reinterpret_cast<struct sockaddr*>(&_tickle_server_addr),

PEGASUS_INVALID_SOCKET)

sizeof(_tickle_server_addr))) < 0){

{

// handle error

MessageLoaderParms parms(

#ifdef PEGASUS_OS_ZOS

"Common.Monitor.TICKLE_CREATE",

MessageLoaderParms parms("Common.Monitor.TICKLE_BIND_LONG",

"Received error number $0 while creating the internal socket.",

"Received error:$0 while binding the internal socket.",strerror(errno));

getSocketError());

#else

throw Exception(parms);

MessageLoaderParms parms("Common.Monitor.TICKLE_BIND",

}

// Bind the listen socket to the loopback address

if (::bind(

_listenSocket,

reinterpret_cast<struct sockaddr*>(&listenAddress),

addressLength) < 0)

{

MessageLoaderParms parms(

"Common.Monitor.TICKLE_BIND",

"Received error number $0 while binding the internal socket.",

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

getSocketError());

errno);

#else

WSAGetLastError());

#endif

throw Exception(parms);

}

// tell the kernel we are a server

// Listen for a connection from the tickle client

if((::listen(_tickle_server_socket,3)) < 0){

if ((::listen(_listenSocket, 3)) < 0)

// handle error

{

MessageLoaderParms parms("Common.Monitor.TICKLE_LISTEN",

MessageLoaderParms parms(

"Common.Monitor.TICKLE_LISTEN",

"Received error number $0 while listening to the internal socket.",

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

getSocketError());

errno);

#else

WSAGetLastError());

#endif

throw Exception(parms);

}

// make sure we have the correct socket for our server

// Verify we have the correct listen socket

int sock = ::getsockname(_tickle_server_socket,

SocketLength tmpAddressLength = addressLength;

reinterpret_cast<struct sockaddr*>(&_tickle_server_addr),

int sock = ::getsockname(

&_addr_size);

_listenSocket,

if(sock < 0){

reinterpret_cast<struct sockaddr*>(&listenAddress),

// handle error

&tmpAddressLength);

MessageLoaderParms parms("Common.Monitor.TICKLE_SOCKNAME",

if (sock < 0)

{

MessageLoaderParms parms(

"Common.Monitor.TICKLE_SOCKNAME",

"Received error number $0 while getting the internal socket name.",

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

getSocketError());

errno);

#else

WSAGetLastError());

#endif

throw Exception(parms);

}

/* set up the tickle client/connector */

// Set up the client side of the tickle connection.

// get a socket for our tickle client

// Create the client socket

if((_tickle_client_socket = ::socket(PF_INET, SOCK_STREAM, 0)) == PEGASUS_INVALID_SOCKET){

if ((_clientSocket = Socket::createSocket(addressFamily, SOCK_STREAM, 0)) ==

// handle error

PEGASUS_INVALID_SOCKET)

MessageLoaderParms parms("Common.Monitor.TICKLE_CLIENT_CREATE",

{

"Received error number $0 while creating the internal client socket.",

MessageLoaderParms parms(

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

"Common.Monitor.TICKLE_CLIENT_CREATE",

errno);

"Received error number $0 while creating the internal client "

#else

"socket.",

WSAGetLastError());

getSocketError());

#endif

throw Exception(parms);

}

// setup the address of the client

// Bind the client socket to the loopback address

memset(&_tickle_client_addr, 0, sizeof(_tickle_client_addr));

if (::bind(

#ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM

_clientSocket,

#pragma convert(37)

reinterpret_cast<struct sockaddr*>(&clientAddress),

#endif

addressLength) < 0)

_tickle_client_addr.sin_addr.s_addr = inet_addr("127.0.0.1");

{

#ifdef PEGASUS_PLATFORM_OS400_ISERIES_IBM

MessageLoaderParms parms(

#pragma convert(0)

"Common.Monitor.TICKLE_CLIENT_BIND",

#endif

"Received error number $0 while binding the internal client "

_tickle_client_addr.sin_family = PF_INET;

"socket.",

_tickle_client_addr.sin_port = 0;

getSocketError());

// bind socket to client side

if((::bind(_tickle_client_socket,

reinterpret_cast<struct sockaddr*>(&_tickle_client_addr),

sizeof(_tickle_client_addr))) < 0){

// handle error

MessageLoaderParms parms("Common.Monitor.TICKLE_CLIENT_BIND",

"Received error number $0 while binding the internal client socket.",

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

errno);

#else

WSAGetLastError());

#endif

throw Exception(parms);

}

// connect to server side

// Connect the client socket to the listen socket address

if((::connect(_tickle_client_socket,

if (::connect(

reinterpret_cast<struct sockaddr*>(&_tickle_server_addr),

_clientSocket,

sizeof(_tickle_server_addr))) < 0){

reinterpret_cast<struct sockaddr*>(&listenAddress),

// handle error

addressLength) < 0)

MessageLoaderParms parms("Common.Monitor.TICKLE_CLIENT_CONNECT",

{

"Received error number $0 while connecting the internal client socket.",

MessageLoaderParms parms(

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

"Common.Monitor.TICKLE_CLIENT_CONNECT",

errno);

"Received error number $0 while connecting the internal client "

#else

"socket.",

WSAGetLastError());

getSocketError());

#endif

throw Exception(parms);

}

/* set up the slave connection */

memset(&_tickle_peer_addr, 0, sizeof(_tickle_peer_addr));

// Set up the server side of the tickle connection.

PEGASUS_SOCKLEN_T peer_size = sizeof(_tickle_peer_addr);

pegasus_sleep(1);

tmpAddressLength = addressLength;

// this call may fail, we will try a max of 20 times to establish this peer connection

if((_tickle_peer_socket = ::accept(_tickle_server_socket,

// Accept the client socket connection.

reinterpret_cast<struct sockaddr*>(&_tickle_peer_addr),

_serverSocket = ::accept(

&peer_size)) < 0){

_listenSocket,

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

reinterpret_cast<struct sockaddr*>(&serverAddress),

// Only retry on non-windows platforms.

&tmpAddressLength);

if(_tickle_peer_socket == -1 && errno == EAGAIN)

{

if (_serverSocket == PEGASUS_SOCKET_ERROR)

int retries = 0;

{

MessageLoaderParms parms(

{

"Common.Monitor.TICKLE_ACCEPT",

pegasus_sleep(1);

"Received error number $0 while accepting the internal socket "

_tickle_peer_socket = ::accept(_tickle_server_socket,

"connection.",

reinterpret_cast<struct sockaddr*>(&_tickle_peer_addr),

getSocketError());

&peer_size);

throw Exception(parms);

retries++;

} while(_tickle_peer_socket == -1 && errno == EAGAIN && retries < 20);

}

#endif

// Close the listen socket and make the other sockets non-blocking

Socket::close(_listenSocket);

Socket::disableBlocking(_serverSocket);

Socket::disableBlocking(_clientSocket);

}

if(_tickle_peer_socket == -1){

// handle error

MessageLoaderParms parms("Common.Monitor.TICKLE_ACCEPT",

"Received error number $0 while accepting the internal socket connection.",

#if !defined(PEGASUS_OS_TYPE_WINDOWS)

errno);

#else

WSAGetLastError());

#endif

throw Exception(parms);

}

void Tickler::_uninitialize()

// add the tickler to the list of entries to be monitored and set to IDLE because Monitor only

// checks entries with IDLE state for events

_MonitorEntry entry(_tickle_peer_socket, 1, INTERNAL);

entry._status = _MonitorEntry::IDLE;

_entries.append(entry);

{

AutoMutex automut(Monitor::_cout_mut);

PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL4, "uninitializing interface");

PEGASUS_STD(cout) << "Exiting: Monitor::initializeTickler(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

void Monitor::tickle(void)

try

{

Socket::close(_serverSocket);

Socket::close(_clientSocket);

Socket::close(_listenSocket);

}

catch (...)

{

AutoMutex automut(Monitor::_cout_mut);

PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL2,

PEGASUS_STD(cout) << "Entering: Monitor::tickle(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

"Failed to close tickle sockets");

}

Socket::uninitializeInterface();

}

static char _buffer[] =

////////////////////////////////////////////////////////////////////////////////

// Monitor

////////////////////////////////////////////////////////////////////////////////

#define MAX_NUMBER_OF_MONITOR_ENTRIES 32

Monitor::Monitor()

: _stopConnections(0),

_stopConnectionsSem(0),

_solicitSocketCount(0)

{

'0','0'

int numberOfMonitorEntriesToAllocate = MAX_NUMBER_OF_MONITOR_ENTRIES;

};

_entries.reserveCapacity(numberOfMonitorEntriesToAllocate);

AutoMutex autoMutex(_tickle_mutex);

// Create a MonitorEntry for the Tickler and set its state to IDLE so the

Socket::disableBlocking(_tickle_client_socket);

// Monitor will watch for its events.

Socket::write(_tickle_client_socket,&_buffer, 2);

_entries.append(MonitorEntry(

Socket::enableBlocking(_tickle_client_socket);

_tickler.getReadHandle(),

MonitorEntry::STATUS_IDLE,

MonitorEntry::TYPE_TICKLER));

// Start the count at 1 because _entries[0] is the Tickler

for (int i = 1; i < numberOfMonitorEntriesToAllocate; i++)

{

AutoMutex automut(Monitor::_cout_mut);

_entries.append(MonitorEntry());

PEGASUS_STD(cout) << "Exiting: Monitor::tickle(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

void Monitor::setState( Uint32 index, _MonitorEntry::entry_status status )

Monitor::~Monitor()

{

// Set the state to requested state

PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL4,

_entries[index]._status = status;

"returning from monitor destructor");

}

Boolean Monitor::run(Uint32 milliseconds)

void Monitor::tickle()

{

_tickler.notify();

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::run(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

Boolean handled_events = false;

void Monitor::setState(

int i = 0;

Uint32 index,

MonitorEntry::Status status)

{

AutoMutex autoEntryMutex(_entriesMutex);

// Set the state to requested state

_entries[index].status = status;

}

void Monitor::run(Uint32 milliseconds)

{

struct timeval tv = {milliseconds/1000, milliseconds%1000*1000};

fd_set fdread;

FD_ZERO(&fdread);

AutoMutex autoEntryMutex(_entry_mut);

AutoMutex autoEntryMutex(_entriesMutex);

ArrayIterator<_MonitorEntry> entries(_entries);

ArrayIterator<MonitorEntry> entries(_entries);

// Check the stopConnections flag. If set, clear the Acceptor monitor entries

// Check the stopConnections flag. If set, clear the Acceptor monitor

// entries

if (_stopConnections.get() == 1)

{

for ( int indx = 0; indx < (int)entries.size(); indx++)

for (Uint32 indx = 0; indx < entries.size(); indx++)

{

if (entries[indx]._type == Monitor::ACCEPTOR)

if (entries[indx].type == MonitorEntry::TYPE_ACCEPTOR)

{

if ( entries[indx]._status.get() != _MonitorEntry::EMPTY)

if (entries[indx].status != MonitorEntry::STATUS_EMPTY)

{

if ( entries[indx]._status.get() == _MonitorEntry::IDLE ||

if (entries[indx].status == MonitorEntry::STATUS_IDLE ||

entries[indx]._status.get() == _MonitorEntry::DYING )

entries[indx].status == MonitorEntry::STATUS_DYING)

{

// remove the entry

entries[indx]._status = _MonitorEntry::EMPTY;

entries[indx].status = MonitorEntry::STATUS_EMPTY;

}

else

{

// set status to DYING

entries[indx]._status = _MonitorEntry::DYING;

entries[indx].status = MonitorEntry::STATUS_DYING;

}

Line 431

Line 413

_stopConnectionsSem.signal();

}

for( int indx = 0; indx < (int)entries.size(); indx++)

for (Uint32 indx = 0; indx < entries.size(); indx++)

{

const _MonitorEntry &entry = entries[indx];

const MonitorEntry& entry = entries[indx];

if ((entry._status.get() == _MonitorEntry::DYING) &&

(entry._type == Monitor::CONNECTION))

if ((entry.status == MonitorEntry::STATUS_DYING) &&

(entry.type == MonitorEntry::TYPE_CONNECTION))

{

MessageQueue *q = MessageQueue::lookup(entry.queueId);

PEGASUS_ASSERT(q != 0);

Line 452

Line 435

if (h._responsePending == true)

{

if (!entry.namedPipeConnection)

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

{

"Monitor::run - Ignoring connection delete request "

Tracer::trace(TRC_HTTP, Tracer::LEVEL4, "Monitor::run - "

"because responses are still pending. "

"Ignoring connection delete request because "

"responses are still pending. "

"connection=0x%p, socket=%d\n",

(void *)&h, h.getSocket());

(void *)&h, h.getSocket()));

}

else

{

Tracer::trace(TRC_HTTP, Tracer::LEVEL4, "Monitor::run - "

"Ignoring connection delete request because "

"responses are still pending. "

"connection=0x%p, NamedPipe=%d\n",

(void *)&h, h.getNamedPipe().getPipe());

}

continue;

}

h._connectionClosePending = false;

MessageQueue &o = h.get_owner();

HTTPAcceptor &o = h.getOwningAcceptor();

Message* message;

Message* message= new CloseConnectionMessage(entry.socket);

if (!entry.namedPipeConnection)

{

message= new CloseConnectionMessage(entry.socket);

}

else

{

message= new CloseConnectionMessage(entry.namedPipe);

}

message->dest = o.getQueueId();

// HTTPAcceptor is responsible for closing the connection.

Line 496

Line 459

// unlocked will not result in an ArrayIndexOutOfBounds

// exception.

autoEntryMutex.unlock();

_entriesMutex.unlock();

o.enqueue(message);

autoEntryMutex.lock();

_entriesMutex.lock();

// After enqueue a message and the autoEntryMutex has been released and locked again,

// the array of _entries can be changed. The ArrayIterator has be reset with the original _entries.

// After enqueue a message and the autoEntryMutex has been

// released and locked again, the array of _entries can be

// changed. The ArrayIterator has be reset with the original

// _entries.

entries.reset(_entries);

}

Line 513

Line 479

place to calculate the max file descriptor (maximum socket number)

because we have to traverse the entire array.

//Array<HANDLE> pipeEventArray;

SocketHandle maxSocketCurrentPass = 0;

PEGASUS_SOCKET maxSocketCurrentPass = 0;

for (Uint32 indx = 0; indx < entries.size(); indx++)

int indx;

#ifdef PEGASUS_OS_TYPE_WINDOWS

//This array associates named pipe connections to their place in [indx]

//in the entries array. The value in poition zero of the array is the

//index of the fist named pipe connection in the entries array

Array <Uint32> indexPipeCountAssociator;

int pipeEntryCount=0;

int MaxPipes = PIPE_INCREMENT;

HANDLE* hEvents = new HANDLE[PIPE_INCREMENT];

#endif

for( indx = 0; indx < (int)entries.size(); indx++)

{

#ifdef PEGASUS_OS_TYPE_WINDOWS

if(entries[indx].isNamedPipeConnection())

{

//entering this clause mean that a Named Pipe connection is at entries[indx]

//cout << "In Monitor::run in clause to to create array of for WaitformultipuleObjects" << endl;

//cout << "In Monitor::run - pipe being added to array is " << entries[indx].namedPipe.getName() << endl;

entries[indx].pipeSet = false;

// We can Keep a counter in the Monitor class for the number of named pipes ...

// Which can be used here to create the array size for hEvents..( obviously before this for loop.:-) )

if (pipeEntryCount >= MaxPipes)

{

// cout << "Monitor::run 'if (pipeEntryCount >= MaxPipes)' begining - pipeEntryCount=" <<

// pipeEntryCount << " MaxPipes=" << MaxPipes << endl;

MaxPipes += PIPE_INCREMENT;

HANDLE* temp_hEvents = new HANDLE[MaxPipes];

for (Uint32 i =0;i<pipeEntryCount;i++)

{

temp_hEvents[i] = hEvents[i];

}

delete [] hEvents;

hEvents = temp_hEvents;

// cout << "Monitor::run 'if (pipeEntryCount >= MaxPipes)' ending"<< endl;

}

//pipeEventArray.append((entries[indx].namedPipe.getOverlap()).hEvent);

hEvents[pipeEntryCount] = entries[indx].namedPipe.getOverlap()->hEvent;

indexPipeCountAssociator.append(indx);

pipeEntryCount++;

}

else

#endif

{

if(maxSocketCurrentPass < entries[indx].socket)

maxSocketCurrentPass = entries[indx].socket;

if(entries[indx]._status.get() == _MonitorEntry::IDLE)

if (entries[indx].status == MonitorEntry::STATUS_IDLE)

{

_idleEntries++;

FD_SET(entries[indx].socket, &fdread);

}

Line 599

Line 498

maxSocketCurrentPass++;

autoEntryMutex.unlock();

_entriesMutex.unlock();

// The first argument to select() is ignored on Windows and it is not

// a socket value. The original code assumed that the number of sockets

// and a socket value have the same type. On Windows they do not.

int events;

int pEvents;

#ifdef PEGASUS_OS_TYPE_WINDOWS

int events = select(0, &fdread, NULL, NULL, &tv);

// events = select(0, &fdread, NULL, NULL, &tv);

//if (events == NULL)

//{ // This connection uses namedPipes

events = 0;

DWORD dwWait=NULL;

pEvents = 0;

{

AutoMutex automut(Monitor::_cout_mut);

cout << "Monitor::run - Calling WaitForMultipleObjects\n";

}

//this should be in a try block

dwWait = WaitForMultipleObjects(

MaxPipes,

hEvents, //ABB:- array of event objects

FALSE, // ABB:-does not wait for all

milliseconds); //ABB:- timeout value //WW this may need be shorter

if(dwWait == WAIT_TIMEOUT)

{

AutoMutex automut(Monitor::_cout_mut);

cout << "Wait WAIT_TIMEOUT\n";

cout << "Monitor::run before the select in TIMEOUT clause events = " << events << endl;

events = select(0, &fdread, NULL, NULL, &tv);

cout << "Monitor::run after the select in TIMEOUT clause events = " << events << endl;

}

// Sleep(2000);

//continue;

//return false; // I think we do nothing.... Mybe there is a socket connection... so

// cant return.

}

else if (dwWait == WAIT_FAILED)

{

if (GetLastError() == 6) //WW this may be too specific

{

AutoMutex automut(Monitor::_cout_mut);

cout << "Monitor::run about to call 'select since waitForMultipleObjects failed\n";

/********* NOTE

this time (tv) combined with the waitForMulitpleObjects timeout is

too long it will cause the client side to time out

******************/

events = select(0, &fdread, NULL, NULL, &tv);

}

else

{

AutoMutex automut(Monitor::_cout_mut);

cout << "Wait Failed returned\n";

cout << "failed with " << GetLastError() << "." << endl;

pEvents = -1;

return false;

}

else

{

int pCount = dwWait - WAIT_OBJECT_0; // determines which pipe

{

AutoMutex automut(Monitor::_cout_mut);

// cout << endl << "****************************" <<

// "Monitor::run WaitForMultiPleObject returned activity on server pipe: "<<

// pCount<< endl << endl;

cout << "Monitor::run WaitForMultiPleObject returned activity pipeEntrycount is " <<

pipeEntryCount <<

" this is the type " << entries[indexPipeCountAssociator[pCount]]._type << " this is index " << indexPipeCountAssociator[pCount] << endl;

}

/* There is a timeing problem here sometimes the wite in HTTPConnection i s

not all the way done (has not _monitor->setState (_entry_index, _MonitorEntry::IDLE) )

there for that should be done here if it is not done alread*/

if (entries[indexPipeCountAssociator[pCount]]._status.get() != _MonitorEntry::IDLE)

{

this->setState(indexPipeCountAssociator[pCount], _MonitorEntry::IDLE);

AutoMutex automut(Monitor::_cout_mut);

cout << "setting state of index " << indexPipeCountAssociator[pCount] << " to IDLE" << endl;

}

pEvents = 1;

//this statment gets the pipe entry that was trigered

entries[indexPipeCountAssociator[pCount]].pipeSet = true;

}

#else

events = select(maxSocketCurrentPass, &fdread, NULL, NULL, &tv);

int events = select(maxSocketCurrentPass, &fdread, NULL, NULL, &tv);

#endif

autoEntryMutex.lock();

int selectErrno = getSocketError();

// After enqueue a message and the autoEntryMutex has been released and locked again,

// the array of _entries can be changed. The ArrayIterator has be reset with the original _entries

entries.reset(_entries);

#ifdef PEGASUS_OS_TYPE_WINDOWS

if(pEvents == -1)

{

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::run - errorno = %d has occurred on select.",GetLastError() );

// The EBADF error indicates that one or more or the file

// descriptions was not valid. This could indicate that

// the entries structure has been corrupted or that

// we have a synchronization error.

// We need to generate an assert here...

_entriesMutex.lock();

PEGASUS_ASSERT(GetLastError()!= EBADF);

struct timeval timeNow;

Time::gettimeofday(&timeNow);

}

// After enqueue a message and the autoEntryMutex has been released and

// locked again, the array of _entries can be changed. The ArrayIterator

// has be reset with the original _entries

entries.reset(_entries);

if(events == SOCKET_ERROR)

if (events == PEGASUS_SOCKET_ERROR)

#else

if(events == -1)

#endif

{

PEG_TRACE((TRC_HTTP, Tracer::LEVEL1,

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::run - select() returned error %d.", selectErrno));

"Monitor::run - errorno = %d has occurred on select.", errno);

// The EBADF error indicates that one or more or the file

// descriptions was not valid. This could indicate that

// the entries structure has been corrupted or that

// we have a synchronization error.

PEGASUS_ASSERT(errno != EBADF);

PEGASUS_ASSERT(selectErrno != EBADF);

}

else if ((events)||(pEvents))

{

AutoMutex automut(Monitor::_cout_mut);

cout << "IN Monior::run events= " << events << " pEvents= " << pEvents<< endl;

}

else if (events)

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::run select event received events = %d, monitoring %d idle entries",

events, _idleEntries);

for( int indx = 0; indx < (int)entries.size(); indx++)

{

//cout << "Monitor::run at start of 'for( int indx = 0; indx ' - index = " << indx << endl;

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

// The Monitor should only look at entries in the table that are IDLE (i.e.,

"Monitor::run select event received events = %d, monitoring %d "

// owned by the Monitor).

"idle entries",

// cout << endl << " status of entry " << indx << " is " << entries[indx]._status.get() << endl;

events, _idleEntries));

if((entries[indx]._status.get() == _MonitorEntry::IDLE) &&

for (Uint32 indx = 0; indx < entries.size(); indx++)

((FD_ISSET(entries[indx].socket, &fdread)&& (events)) ||

{

(entries[indx].isNamedPipeConnection() && entries[indx].pipeSet && (pEvents))))

// The Monitor should only look at entries in the table that are

{

// IDLE (i.e., owned by the Monitor).

if ((entries[indx].status == MonitorEntry::STATUS_IDLE) &&

(FD_ISSET(entries[indx].socket, &fdread)))

{

AutoMutex automut(Monitor::_cout_mut);

MessageQueue* q = MessageQueue::lookup(entries[indx].queueId);

cout <<"Monitor::run - index " << indx << " just got into 'if' statement" << endl;

}

MessageQueue *q;

try{

q = MessageQueue::lookup(entries[indx].queueId);

}

catch (Exception e)

{

AutoMutex automut(Monitor::_cout_mut);

cout << " this is what lookup gives - " << e.getMessage() << endl;

exit(1);

}

catch(...)

{

AutoMutex automut(Monitor::_cout_mut);

cout << "MessageQueue::lookup gives strange exception " << endl;

exit(1);

}

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::run indx = %d, queueId = %d, q = %p",

indx, entries[indx].queueId, q);

// printf("Monitor::run indx = %d, queueId = %d, q = %p",

// indx, entries[indx].queueId, q);

//cout << "Monitor::run before PEGASUS_ASSerT(q !=0) " << endl;

PEGASUS_ASSERT(q !=0);

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

"Monitor::run indx = %d, queueId = %d, q = %p",

indx, entries[indx].queueId, q));

try

{

/* {

if (entries[indx].type == MonitorEntry::TYPE_CONNECTION)

AutoMutex automut(Monitor::_cout_mut);

cout <<" this is the type " << entries[indx]._type <<

" for index " << indx << endl;

cout << "IN Monior::run right before entries[indx]._type == Monitor::CONNECTION" << endl;

}*/

if(entries[indx]._type == Monitor::CONNECTION)

{

cout << "In Monitor::run Monitor::CONNECTION clause" << endl;

AutoMutex automut(Monitor::_cout_mut);

}

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"entries[indx].type for indx = %d is Monitor::CONNECTION", indx);

static_cast<HTTPConnection *>(q)->_entry_index = indx;

// Do not update the entry just yet. The entry gets updated once

// the request has been read.

//entries[indx]._status = _MonitorEntry::BUSY;

// If allocate_and_awaken failure, retry on next iteration

/* Removed for PEP 183.

if (!MessageQueueService::get_thread_pool()->allocate_and_awaken(

(void *)q, _dispatch))

{

Tracer::trace(TRC_DISCARDED_DATA, Tracer::LEVEL2,

"Monitor::run: Insufficient resources to process request.");

entries[indx]._status = _MonitorEntry::IDLE;

return true;

}

// Added for PEP 183

HTTPConnection *dst = reinterpret_cast<HTTPConnection *>(q);

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::_dispatch: entering run() for indx = %d, queueId = %d, q = %p",

dst->_entry_index, dst->_monitor->_entries[dst->_entry_index].queueId, dst);

/*In the case of named Pipes, the request has already been read from the pipe

therefor this section passed the request data to the HTTPConnection

NOTE: not sure if this would be better suited in a sparate private method

dst->setNamedPipe(entries[indx].namedPipe); //this step shouldn't be needd

{

AutoMutex automut(Monitor::_cout_mut);

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

cout << "In Monitor::run after dst->setNamedPipe string read is " << entries[indx].namedPipe.raw << endl;

"entries[%d].type is TYPE_CONNECTION",

}

indx));

HTTPConnection *dst =

reinterpret_cast<HTTPConnection *>(q);

dst->_entry_index = indx;

// Update idle start time because we have received some

// data. Any data is good data at this point, and we'll

// keep the connection alive, even if we've exceeded

// the idleConnectionTimeout, which will be checked

// when we call closeConnectionOnTimeout() next.

Time::gettimeofday(&dst->_idleStartTime);

// Check for accept pending (ie. SSL handshake pending)

// or idle connection timeouts for sockets from which

// we received data (avoiding extra queue lookup below).

if (!dst->closeConnectionOnTimeout(&timeNow))

{

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

"Entering HTTPConnection::run() for "

"indx = %d, queueId = %d, q = %p",

indx, entries[indx].queueId, q));

try

{

AutoMutex automut(Monitor::_cout_mut);

cout << "In Monitor::run about to call 'dst->run(1)' " << endl;

}

dst->run(1);

}

catch (...)

{

AutoMutex automut(Monitor::_cout_mut);

PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL1,

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Caught exception from "

"Monitor::_dispatch: exception received");

"HTTPConnection::run()");

}

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::_dispatch: exited run() for index %d", dst->_entry_index);

if (entries[indx].isNamedPipeConnection())

{

entries[indx]._type = Monitor::ACCEPTOR;

}

// It is possible the entry status may not be set to busy.

// The following will fail in that case.

// PEGASUS_ASSERT(dst->_monitor->_entries[dst->_entry_index]._status.get() == _MonitorEntry::BUSY);

// Once the HTTPConnection thread has set the status value to either

// Monitor::DYING or Monitor::IDLE, it has returned control of the connection

// to the Monitor. It is no longer permissible to access the connection

// or the entry in the _entries table.

// The following is not relevant as the worker thread or the

// reader thread will update the status of the entry.

//if (dst->_connectionClosePending)

//{

// dst->_monitor->_entries[dst->_entry_index]._status = _MonitorEntry::DYING;

//}

//else

//{

// dst->_monitor->_entries[dst->_entry_index]._status = _MonitorEntry::IDLE;

//}

// end Added for PEP 183

}

else if( entries[indx]._type == Monitor::INTERNAL){

// set ourself to BUSY,

// read the data

// and set ourself back to IDLE

cout << endl << " in - entries[indx]._type == Monitor::INTERNAL- " << endl << endl;

if (!entries[indx].isNamedPipeConnection())

{

entries[indx]._status = _MonitorEntry::BUSY;

static char buffer[2];

Socket::disableBlocking(entries[indx].socket);

Sint32 amt = Socket::read(entries[indx].socket,&buffer, 2);

Socket::enableBlocking(entries[indx].socket);

entries[indx]._status = _MonitorEntry::IDLE;

}

PEG_TRACE_CSTRING(TRC_HTTP, Tracer::LEVEL4,

"Exited HTTPConnection::run()");

}

else

{

AutoMutex automut(Monitor::_cout_mut);

cout << "In Monitor::run else clause of CONNECTION if statments" << endl;

}

else if (entries[indx].type == MonitorEntry::TYPE_TICKLER)

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Non-connection entry, indx = %d, has been received.", indx);

int events = 0;

Message *msg;

{

AutoMutex automut(Monitor::_cout_mut);

cout << " In Monitor::run Just before checking if NamedPipeConnection" << "for Index "<<indx<< endl;

}

if (entries[indx].isNamedPipeConnection())

{

if(!entries[indx].namedPipe.isConnectionPipe)

{ /*if we enter this clasue it means that the named pipe that we are

looking at has recived a connection but is not the pipe we get connection requests over.

therefore we need to change the _type to CONNECTION and wait for a CIM Operations request*/

entries[indx]._type = Monitor::CONNECTION;

/* This is a test - this shows that the read file needs to be done

before we call wiatForMultipleObjects*/

/******************************************************

********************************************************/

memset(entries[indx].namedPipe.raw,'\0',4096);

BOOL rc = ::ReadFile(

entries[indx].namedPipe.getPipe(),

&entries[indx].namedPipe.raw,

NAMEDPIPE_MAX_BUFFER_SIZE,

&entries[indx].namedPipe.bytesRead,

entries[indx].namedPipe.getOverlap());

{

AutoMutex automut(Monitor::_cout_mut);

cout << "Monitor::run just called read on index " << indx << endl;

}

//&entries[indx].namedPipe.bytesRead = &size;

if(!rc)

{

AutoMutex automut(Monitor::_cout_mut);

_tickler.reset();

cout << "ReadFile failed for : " << GetLastError() << "."<< endl;

}

/******************************************************

********************************************************/

continue;

}

else

{

AutoMutex automut(Monitor::_cout_mut);

PEG_TRACE((TRC_HTTP, Tracer::LEVEL4,

cout << " In Monitor::run about to create a Pipe message" << endl;

"Non-connection entry, indx = %d, has been "

"received.",

indx));

Message* msg = new SocketMessage(

entries[indx].socket, SocketMessage::READ);

entries[indx].status = MonitorEntry::STATUS_BUSY;

_entriesMutex.unlock();

q->enqueue(msg);

_entriesMutex.lock();

// After enqueue a message and the autoEntryMutex has

// been released and locked again, the array of

// entries can be changed. The ArrayIterator has to be

// reset with the latest _entries.

entries.reset(_entries);

entries[indx].status = MonitorEntry::STATUS_IDLE;

}

events |= NamedPipeMessage::READ;

msg = new NamedPipeMessage(entries[indx].namedPipe, events);

}

else

catch (...)

{

AutoMutex automut(Monitor::_cout_mut);

cout << " In Monitor::run ..its a socket message" << endl;

}

events |= SocketMessage::READ;

msg = new SocketMessage(entries[indx].socket, events);

}

// else check for accept pending (ie. SSL handshake pending) or

entries[indx]._status = _MonitorEntry::BUSY;

// idle connection timeouts for sockets from which we did not

autoEntryMutex.unlock();

// receive data.

q->enqueue(msg);

else if ((entries[indx].status == MonitorEntry::STATUS_IDLE) &&

autoEntryMutex.lock();

entries[indx].type == MonitorEntry::TYPE_CONNECTION)

// After enqueue a message and the autoEntryMutex has been released and locked again,

// the array of entries can be changed. The ArrayIterator has be reset with the original _entries

entries.reset(_entries);

entries[indx]._status = _MonitorEntry::IDLE;

{

AutoMutex automut(Monitor::_cout_mut);

MessageQueue* q = MessageQueue::lookup(entries[indx].queueId);

PEGASUS_STD(cout) << "Exiting: Monitor::run(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

PEGASUS_ASSERT(q != 0);

HTTPConnection *dst = reinterpret_cast<HTTPConnection *>(q);

dst->_entry_index = indx;

dst->closeConnectionOnTimeout(&timeNow);

}

return true;

}

catch(...)

// else if "events" is zero (ie. select timed out) then we still need

// to check if there are any pending SSL handshakes that have timed out.

else

{

}

for (Uint32 indx = 0; indx < entries.size(); indx++)

handled_events = true;

{

}

if ((entries[indx].status == MonitorEntry::STATUS_IDLE) &&

entries[indx].type == MonitorEntry::TYPE_CONNECTION)

{

MessageQueue* q = MessageQueue::lookup(entries[indx].queueId);

PEGASUS_ASSERT(q != 0);

HTTPConnection *dst = reinterpret_cast<HTTPConnection *>(q);

dst->_entry_index = indx;

dst->closeConnectionOnTimeout(&timeNow);

}

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Exiting: Monitor::run(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

return(handled_events);

}

void Monitor::stopListeningForConnections(Boolean wait)

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::stopListeningForConnections(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

PEG_METHOD_ENTER(TRC_HTTP, "Monitor::stopListeningForConnections()");

// set boolean then tickle the server to recognize _stopConnections

_stopConnections = 1;

Line 1049

Line 674

}

PEG_METHOD_EXIT();

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Exiting: Monitor::stopListeningForConnections(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

int Monitor::solicitSocketMessages(

PEGASUS_SOCKET socket,

SocketHandle socket,

Uint32 events,

Uint32 queueId,

int type)

Uint32 type)

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::solicitSocketMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

PEG_METHOD_ENTER(TRC_HTTP, "Monitor::solicitSocketMessages");

AutoMutex autoMut(_entry_mut);

AutoMutex autoMut(_entriesMutex);

// Check to see if we need to dynamically grow the _entries array

// We always want the _entries array to 2 bigger than the

// We always want the _entries array to be 2 bigger than the

// current connections requested

_solicitSocketCount++; // bump the count

int size = (int)_entries.size();

if((int)_solicitSocketCount >= (size-1)){

for (Uint32 i = _entries.size(); i < _solicitSocketCount + 1; i++)

for(int i = 0; i < ((int)_solicitSocketCount - (size-1)); i++){

{

_MonitorEntry entry(0, 0, 0);

_entries.append(MonitorEntry());

_entries.append(entry);

}

int index;

for (Uint32 index = 1; index < _entries.size(); index++)

for(index = 1; index < (int)_entries.size(); index++)

{

try

{

if(_entries[index]._status.get() == _MonitorEntry::EMPTY)

if (_entries[index].status == MonitorEntry::STATUS_EMPTY)

{

_entries[index].socket = socket;

_entries[index].queueId = queueId;

_entries[index]._type = type;

_entries[index].type = type;

_entries[index]._status = _MonitorEntry::IDLE;

_entries[index].status = MonitorEntry::STATUS_IDLE;

{

PEG_METHOD_EXIT();

AutoMutex automut(Monitor::_cout_mut);

return (int)index;

PEGASUS_STD(cout) << "Exiting: Monitor::solicitSocketMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

return index;

}

catch(...)

{

}

_solicitSocketCount--; // decrease the count, if we are here we didnt do anything meaningful

// decrease the count, if we are here we didn't do anything meaningful

_solicitSocketCount--;

PEG_METHOD_EXIT();

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Exiting: Monitor::solicitSocketMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

return -1;

}

void Monitor::unsolicitSocketMessages(PEGASUS_SOCKET socket)

void Monitor::unsolicitSocketMessages(SocketHandle socket)

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::unsolicitSocketMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

PEG_METHOD_ENTER(TRC_HTTP, "Monitor::unsolicitSocketMessages");

AutoMutex autoMut(_entry_mut);

AutoMutex autoMut(_entriesMutex);

Start at index = 1 because _entries[0] is the tickle entry which never needs

Start at index = 1 because _entries[0] is the tickle entry which

to be EMPTY;

never needs to be reset to EMPTY;

unsigned int index;

for (Uint32 index = 1; index < _entries.size(); index++)

for(index = 1; index < _entries.size(); index++)

{

if(_entries[index].socket == socket)

{

_entries[index]._status = _MonitorEntry::EMPTY;

_entries[index].reset();

_entries[index].socket = PEGASUS_INVALID_SOCKET;

_solicitSocketCount--;

break;

}

Dynamic Contraction:

To remove excess entries we will start from the end of the _entries array

and remove all entries with EMPTY status until we find the first NON EMPTY.

This prevents the positions, of the NON EMPTY entries, from being changed.

index = _entries.size() - 1;

while(_entries[index]._status.get() == _MonitorEntry::EMPTY){

if(_entries.size() > MAX_NUMBER_OF_MONITOR_ENTRIES)

_entries.remove(index);

index--;

}

PEG_METHOD_EXIT();

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Exiting: Monitor::unsolicitSocketMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

// Note: this is no longer called with PEP 183.

PEGASUS_THREAD_RETURN PEGASUS_THREAD_CDECL Monitor::_dispatch(void *parm)

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::_dispatch(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

HTTPConnection *dst = reinterpret_cast<HTTPConnection *>(parm);

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::_dispatch: entering run() for indx = %d, queueId = %d, q = %p",

dst->_entry_index, dst->_monitor->_entries[dst->_entry_index].queueId, dst);

try

{

dst->run(1);

}

catch (...)

{

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::_dispatch: exception received");

}

Tracer::trace(TRC_HTTP, Tracer::LEVEL4,

"Monitor::_dispatch: exited run() for index %d", dst->_entry_index);

PEGASUS_ASSERT(dst->_monitor->_entries[dst->_entry_index]._status.get() == _MonitorEntry::BUSY);

// Once the HTTPConnection thread has set the status value to either

// Monitor::DYING or Monitor::IDLE, it has returned control of the connection

// to the Monitor. It is no longer permissible to access the connection

// or the entry in the _entries table.

if (dst->_connectionClosePending)

{

dst->_monitor->_entries[dst->_entry_index]._status = _MonitorEntry::DYING;

}

else

{

dst->_monitor->_entries[dst->_entry_index]._status = _MonitorEntry::IDLE;

}

return 0;

}

//This method is anlogsu to solicitSocketMessages. It does the same thing for named Pipes

int Monitor::solicitPipeMessages(

NamedPipe namedPipe,

Uint32 events, //not sure what has to change for this enum

Uint32 queueId,

int type)

{

PEG_METHOD_ENTER(TRC_HTTP, "Monitor::solicitPipeMessages");

AutoMutex autoMut(_entry_mut);

// Check to see if we need to dynamically grow the _entries array

// We always want the _entries array to 2 bigger than the

// current connections requested

PEGASUS_STD(cout) << "In Monitor::solicitPipeMessages at the begining" << PEGASUS_STD(endl);

_solicitSocketCount++; // bump the count

int size = (int)_entries.size();

if((int)_solicitSocketCount >= (size-1)){

for(int i = 0; i < ((int)_solicitSocketCount - (size-1)); i++){

_MonitorEntry entry(0, 0, 0);

_entries.append(entry);

}

int index;

for(index = 1; index < (int)_entries.size(); index++)

{

try

{

if(_entries[index]._status.get() == _MonitorEntry::EMPTY)

{

_entries[index].socket = NULL;

_entries[index].namedPipe = namedPipe;

_entries[index].namedPipeConnection = true;

_entries[index].queueId = queueId;

_entries[index]._type = type;

_entries[index]._status = _MonitorEntry::IDLE;

PEGASUS_STD(cout) << "In Monitor::solicitPipeMessages after seting up _entries[index] index = " << index << PEGASUS_STD(endl);

return index;

}

catch(...)

{

}

_solicitSocketCount--; // decrease the count, if we are here we didnt do anything meaningful

PEGASUS_STD(cout) << "In Monitor::solicitPipeMessages nothing happed - it didn't work" << PEGASUS_STD(endl);

PEG_METHOD_EXIT();

return -1;

}

void Monitor::unsolicitPipeMessages(NamedPipe namedPipe)

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Entering: Monitor::unsolicitPipeMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

PEG_METHOD_ENTER(TRC_HTTP, "Monitor::unsolicitPipeMessages");

AutoMutex autoMut(_entry_mut);

Start at index = 1 because _entries[0] is the tickle entry which never needs

to be EMPTY;

unsigned int index;

for(index = 1; index < _entries.size(); index++)

{

if(_entries[index].namedPipe.getPipe() == namedPipe.getPipe())

{

_entries[index]._status = _MonitorEntry::EMPTY;

//_entries[index].namedPipe = PEGASUS_INVALID_SOCKET;

_solicitSocketCount--;

break;

}

Line 1284

Line 742

Dynamic Contraction:

To remove excess entries we will start from the end of the _entries array

To remove excess entries we will start from the end of the _entries

and remove all entries with EMPTY status until we find the first NON EMPTY.

array and remove all entries with EMPTY status until we find the

This prevents the positions, of the NON EMPTY entries, from being changed.

first NON EMPTY. This prevents the positions, of the NON EMPTY

entries, from being changed.

index = _entries.size() - 1;

for (Uint32 index = _entries.size() - 1;

while(_entries[index]._status.get() == _MonitorEntry::EMPTY){

(_entries[index].status == MonitorEntry::STATUS_EMPTY) &&

if((_entries[index].namedPipe.getPipe() == namedPipe.getPipe()) ||

(index >= MAX_NUMBER_OF_MONITOR_ENTRIES);

(_entries.size() > MAX_NUMBER_OF_MONITOR_ENTRIES))

index--)

{

_entries.remove(index);

}

index--;

}

PEG_METHOD_EXIT();

{

AutoMutex automut(Monitor::_cout_mut);

PEGASUS_STD(cout) << "Exiting: Monitor::unsolicitPipeMessages(): (tid:" << Uint32(pegasus_thread_self()) << ")" << PEGASUS_STD(endl);

}

PEGASUS_NAMESPACE_END

Legend:

Removed from v.1.103.10.20
changed lines
	Added in v.1.139.8.1

No CVS admin address has been configured