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// $Id$
// ============================================================================
//
// = LIBRARY
// examples/NT_Service
//
// = FILENAME
// main.cpp
//
// = DESCRIPTION
// This is the main program - it just hands control off to the
// process instance to figure out what to do. This program only
// runs on Win32.
//
// = AUTHOR
// Gonzalo Diethelm <gonzo@cs.wustl.edu>
// and Steve Huston <shuston@riverace.com>
//
// ============================================================================
#include "ace/Get_Opt.h"
#include "ntsvc.h"
// Default for the -i (install) option
#define DEFAULT_SERVICE_INIT_STARTUP SERVICE_AUTO_START
class Process
{
public:
Process (void);
~Process (void);
int run(int argc, ACE_TCHAR* argv[]);
private:
void parse_args (int argc,
ACE_TCHAR* argv[]);
void print_usage_and_die (void);
private:
char progname[128];
int opt_install;
int opt_remove;
int opt_start;
int opt_kill;
int opt_type;
int opt_debug;
int opt_startup;
};
typedef ACE_Singleton<Process, ACE_Mutex> PROCESS;
Process::Process (void)
: opt_install (0),
opt_remove (0),
opt_start (0),
opt_kill (0),
opt_type (0),
opt_debug (0),
opt_startup (0)
{
ACE_OS::strcpy (progname,
"service");
ACE::init ();
}
Process::~Process (void)
{
ACE::fini ();
}
void
Process::print_usage_and_die (void)
{
ACE_DEBUG ((LM_INFO,
"Usage: %s"
" -in -r -s -k -tn -d\n"
" -i: Install this program as an NT service, with specified startup\n"
" -r: Remove this program from the Service Manager\n"
" -s: Start the service\n"
" -k: Kill the service\n"
" -t: Set startup for an existing service\n"
" -d: Debug; run as a regular application\n",
progname,
0));
ACE_OS::exit(1);
}
void
Process::parse_args (int argc, ACE_TCHAR* argv[])
{
ACE_Get_Opt get_opt (argc, argv, ACE_TEXT ("i:rskt:d"));
int c;
while ((c = get_opt ()) != -1)
switch (c)
{
case 'i':
opt_install = 1;
opt_startup = ACE_OS::atoi (get_opt.opt_arg ());
if (opt_startup <= 0)
print_usage_and_die ();
break;
case 'r':
opt_remove = 1;
break;
case 's':
opt_start = 1;
break;
case 'k':
opt_kill = 1;
break;
case 't':
opt_type = 1;
opt_startup = ACE_OS::atoi (get_opt.opt_arg ());
if (opt_startup <= 0)
print_usage_and_die ();
break;
case 'd':
opt_debug = 1;
break;
default:
// -i can also be given without a value - if so, it defaults
// to defined value.
if (ACE_OS::strcmp (get_opt.argv ()[get_opt.opt_ind () - 1], ACE_TEXT ("-i")) == 0)
{
opt_install = 1;
opt_startup = DEFAULT_SERVICE_INIT_STARTUP;
}
else
{
print_usage_and_die ();
}
break;
}
}
// Define a function to handle Ctrl+C to cleanly shut this down.
static BOOL __stdcall
ConsoleHandler (DWORD ctrlType)
{
ACE_UNUSED_ARG (ctrlType);
SERVICE::instance ()->handle_control (SERVICE_CONTROL_STOP);
return TRUE;
}
ACE_NT_SERVICE_DEFINE (Beeper,
Service,
ACE_TEXT ("Annoying Beeper Service"));
int
Process::run (int argc, ACE_TCHAR* argv[])
{
SERVICE::instance ()->name (ACE_TEXT ("Beeper"),
ACE_TEXT ("Annoying Beeper Service"));
parse_args (argc, argv);
if (opt_install && !opt_remove)
return SERVICE::instance ()->insert (opt_startup);
if (opt_remove && !opt_install)
return SERVICE::instance ()->remove ();
if (opt_start && opt_kill)
print_usage_and_die ();
if (opt_start)
return SERVICE::instance ()->start_svc ();
if (opt_kill)
return SERVICE::instance ()->stop_svc ();
if (opt_type)
return SERVICE::instance ()->startup (opt_startup);
// If we get here, we either run the app in debug mode (-d) or are
// being called from the service manager to start the service.
if (opt_debug)
{
SetConsoleCtrlHandler (&ConsoleHandler, 1);
SERVICE::instance ()->svc ();
}
else
{
ACE_NT_SERVICE_RUN (Beeper,
SERVICE::instance (),
ret);
if (ret == 0)
ACE_ERROR ((LM_ERROR,
"%p\n",
"Couldn't start service"));
}
return 0;
}
int
main (int argc, ACE_TCHAR* argv[])
{
return PROCESS::instance ()->run (argc, argv);
}
#if defined (ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION)
template class ACE_Singleton<Process, ACE_Mutex>;
#elif defined (ACE_HAS_TEMPLATE_INSTANTIATION_PRAGMA)
#pragma instantiate ACE_Singleton<Process, ACE_Mutex>
#endif /* ACE_HAS_EXPLICIT_TEMPLATE_INSTANTIATION */
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