HRESULT CNodeApplication::Dispatch(IHttpContext* context, IHttpEventProvider* pProvider, CNodeHttpStoredContext** ctx)
{
HRESULT hr;
CheckNull(ctx);
CheckNull(context);
CheckNull(pProvider);
ErrorIf(NULL == (*ctx = new CNodeHttpStoredContext(this, context)), ERROR_NOT_ENOUGH_MEMORY);
IHttpModuleContextContainer* moduleContextContainer = context->GetModuleContextContainer();
moduleContextContainer->SetModuleContext(*ctx, this->GetApplicationManager()->GetModuleId());
// increase the pending async opertation count; corresponding decrease happens in
// CProtocolBridge::FinalizeResponseCore, possibly after several context switches
(*ctx)->IncreasePendingAsyncOperationCount();
CheckError(this->processManager->Dispatch(*ctx));
return S_OK;
Error:
// on error, nodeContext need not be freed here as it will be deallocated through IHttpStoredContext when the request is finished
return hr;
}
HRESULT
MODSECURITY_STORED_CONTEXT::GetConfig(
IHttpContext * pContext,
MODSECURITY_STORED_CONTEXT ** ppModuleConfig
)
{
HRESULT hr = S_OK;
MODSECURITY_STORED_CONTEXT * pModuleConfig = NULL;
IHttpModuleContextContainer * pMetadataContainer = NULL;
IAppHostConfigException * pException = NULL;
pMetadataContainer = pContext->GetMetadata()->GetModuleContextContainer();
if ( pMetadataContainer == NULL )
{
hr = E_UNEXPECTED;
return hr;
}
pModuleConfig = (MODSECURITY_STORED_CONTEXT *)pMetadataContainer->GetModuleContext( g_pModuleContext );
if ( pModuleConfig != NULL )
{
//
// We found stored data for this module for the metadata
// object which is different for unique configuration path
//
*ppModuleConfig = pModuleConfig;
return S_OK;
}
//
// If we reach here, that means this is first request or first
// request after a configuration change IIS core will throw stored context away
// if a change notification arrives for this metadata path
//
pModuleConfig = new MODSECURITY_STORED_CONTEXT();
if ( pModuleConfig == NULL )
{
return E_OUTOFMEMORY;
}
//
// Read module configuration data and store in MODSECURITY_STORED_CONTEXT
//
hr = pModuleConfig->Initialize( pContext, &pException );
if ( FAILED( hr ) || pException != NULL )
{
pModuleConfig->CleanupStoredContext();
pModuleConfig = NULL;
hr = E_UNEXPECTED;
return hr;
}
//
// Store MODSECURITY_STORED_CONTEXT data as metadata stored context
//
hr = pMetadataContainer->SetModuleContext( pModuleConfig,
g_pModuleContext );
if ( FAILED( hr ) )
{
pModuleConfig->CleanupStoredContext();
pModuleConfig = NULL;
//
// It is possible that some other thread stored context before this thread
// could do. Check returned hr and return context stored by other thread
//
if ( hr == HRESULT_FROM_WIN32( ERROR_ALREADY_ASSIGNED ) )
{
*ppModuleConfig = (MODSECURITY_STORED_CONTEXT *)pMetadataContainer->GetModuleContext( g_pModuleContext );
return S_OK;
}
}
*ppModuleConfig = pModuleConfig;
return hr;
}