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// -*- C++ -*-
// $Id$
/**
* @file C++ Implementation: Failure_Handler
*
* @brief Defines implementation of Failure_Handler.
*
*/
#include "Failure_Handler.h"
#include "HostMonitorImpl.h"
ProcessInfo::ProcessInfo (const std::string &pid, const std::string &hn, size_t p)
: process_id (pid),
hostname (hn),
port (p)
{}
Failure_Handler::ProcessInfoMap Failure_Handler::process_map_;
Failure_Handler::Failure_Handler ()
: connector_factory_ (0),
host_monitor_ (0)
{}
int Failure_Handler::handle_input (ACE_HANDLE fd)
{
ProcessInfo pinfo;
if (process_map_.find (fd, pinfo) == 0) /// if found
{
ACE_DEBUG ((LM_TRACE,
"It looks like process %s has failed.\n",
pinfo.process_id.c_str()));
process_map_.unbind (fd);
if (host_monitor_->drop_process (pinfo.process_id) == 0)
{
/// Release the handler.
return -1;
}
else
{
ACE_DEBUG ((LM_DEBUG,
"drop_process failed process_id = %s.\n",
pinfo.process_id.c_str()));
}
}
return -1;
}
void Failure_Handler::set_host_monitor (HostMonitorImpl *hm)
{
host_monitor_ = hm;
}
int Failure_Handler::open (void *factory)
{
connector_factory_ = static_cast <FactoryConnector *> (factory);
return super::open (factory);
}
int Failure_Handler::drop_process (ACE_HANDLE fd)
{
ProcessInfo pinfo;
if ((process_map_.find (fd, pinfo) == 0) &&
(process_map_.unbind (fd) == 0))
{
connector_factory_->reactor ()->remove_handler (this, super::ALL_EVENTS_MASK);
ACE_DEBUG ((LM_DEBUG,
"Record for process %s removed from the map.\n",
pinfo.process_id.c_str()));
return 0;
}
else
{
return -1;
}
}
int Failure_Handler::watch_process (ACE_HANDLE fd,
const std::string &process_id,
const std::string &hostname,
size_t port)
{
return process_map_.bind (fd, ProcessInfo (process_id, hostname, port));
}
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