dce_admin.c

Ho Chi Minh City University of Technology Computer Science Department Distributed Computing E

/***************************************
Ho Chi Minh City University of Technology
    Computer Science Department 
Distributed Computing Environment (DCE)
Written by Nguyen Van Noi -59406114
File dce_admin.c on Mon Dec 21 09:38:24 1998
****************************************/
#include <stdlib.h>
#include "dce_admin.h"

int dce_admin_init (int argc, char **argv);
void dce_admin_exit ();
void dce_admin_print_info ();

AdminDes Admin;

void
main (int argc, char *argv[])
{
  if (!dce_admin_init (argc, argv))
    exit (-1);
  dce_admin_print_info ();
  if (dce_admin_findagent (argc, argv))
    dce_admin_connectagent (argc, argv);

  while (!Admin.bExit)
    {
      if (dce_admin_getcommand ())
	dce_admin_treat ();
    }
}
int
dce_admin_init (int argc, char **argv)
{
  atexit (dce_admin_exit);
  Admin.argc = argc;
  Admin.argv = argv;
  Admin.Msg.who = ADMIN;
  Admin.Msg.saddr = getmyaddr ();
  Admin.Msg.uid = getuid ();
  Admin.Msg.nextra = getpid ();
  Admin.Msg.order = 0;
  if (!(Admin.szDCE_ROOT = getenv ("DCE_ROOT")))
    return 0;
  if (!dce_readconf (&Admin.maddr, &Admin.mport))
    return 0;
  if (!(Admin.pListHost = NewList ()))
    return 0;
  if ((Admin.nMSockSend = dce_mcastsocksend ()) < 0)
    return 0;
  if ((Admin.nSocket = dce_socket (&Admin.Msg.sport)) < 0)
    return 0;
  dce_signal ();
  dce_admin_treat_cmd(argc,argv);
  return 1;
}

void
dce_admin_exit ()
{
  FreeList (Admin.pListHost, NULL);
  close (Admin.nSocket);
  close (Admin.nMSockSend);
  _cleanup ();
  _exit ();

}

void
dce_admin_print_info ()
{
  fprintf (stderr, "\nDistributed Computing Environment\n");
  fprintf (stderr, "         ADMIN PROGRAM\n\n");

  fprintf (stderr, "Multicast %s port %d socket %d\n", ascaddrip (Admin.maddr), Admin.mport, Admin.nMSockSend);
  fprintf (stderr, "My address %s port %d socket %d\n", ascaddrip (Admin.Msg.saddr), Admin.Msg.sport, Admin.nSocket);
  fprintf (stderr, "Username : %s\n", ascuserid (Admin.Msg.uid));
  fprintf (stderr, "Password : Ignore\n");
  fprintf (stderr, "DCE_ROOT=%s\n", Admin.szDCE_ROOT);
  systeminfo ();
}