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// $Id: snmp_agent.cpp 91670 2010-09-08 18:02:26Z johnnyw $
// This server daemon processes SNMPv1 requests over MIB II System group
#include "snmp_agent.h"
#include "agent_impl.h" // actual implementation
#include "ace/Argv_Type_Converter.h"
#include "ace/Get_Opt.h"
#include "ace/Reactor.h"
// module globals
#define SNMP_AGENT_PORT (161)
#define WR_COM ACE_TEXT ("private")
#define RD_COM ACE_TEXT ("public")
snmp_agent::snmp_agent() : agent_(0)
{
ACE_TRACE("snmp_agent::snmp_agent");
}
snmp_agent::~snmp_agent()
{
ACE_TRACE("snmp_agent::~snmp_agent");
delete agent_;
}
int snmp_agent::valid() const
{
ACE_TRACE("snmp_agent::valid");
return (agent_ != 0);
}
int snmp_agent::set_args(int argc, char *argv[])
{
ACE_TRACE("snmp_agent::set_args");
unsigned short port = SNMP_AGENT_PORT;
const ACE_TCHAR *rd = RD_COM;
const ACE_TCHAR *wr = WR_COM;
ACE_Argv_Type_Converter to_tchar (argc, argv);
ACE_Get_Opt get_opt
(argc, to_tchar.get_TCHAR_argv (), ACE_TEXT ("p:w:r:hv"));
for (int c; (c = get_opt ()) != -1; )
{
switch (c)
{
case 'p':
port = (ACE_OS::atoi (get_opt.optarg));
break;
case 'w': // write community string
wr = get_opt.optarg;
break;
case 'r': // read community string
rd = get_opt.optarg;
break;
case 'h': // help & version info
case 'v':
ACE_DEBUG
((LM_DEBUG,
ACE_TEXT ("(%P|%t) Example SNMP Version 1 Agent - ASNMP/ACE\n")));
return -1;
default:
return -1; // invalid arg
}
}
agent_ = new agent_impl(port,
ACE_TEXT_ALWAYS_CHAR (rd),
ACE_TEXT_ALWAYS_CHAR (wr)); // opens OS IO port
return 0;
}
int snmp_agent::run()
{
ACE_TRACE("snmp_agent::run");
ACE_ASSERT(agent_);
// open service port
#if 0
if (agent_->open_port()) {
ACE_DEBUG((LM_DEBUG, "(%P|%t) open port %d failed\n", agent_->get_port()));
return -1;
}
#endif
// Run forever, processing SNMP requests.
ACE_DEBUG ((LM_DEBUG,
ACE_TEXT ("(%P|%t) starting up snmp agent (server) daemon\n")));
agent_->process_requests();
ACE_DEBUG
((LM_DEBUG,
ACE_TEXT ("(%P|%t) shutting down snmp agent (server) daemon\n")));
return 0;
}
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