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/*
* $FreeBSD$
* $Source: /home/ncvs/src/eBones/libexec/rkinitd/rkinitd.c,v $
* $Author: gibbs $
*
* This is the main source file for rkinit
*/
#if !defined(lint) && !defined(SABER) && !defined(LOCORE) && defined(RCS_HDRS)
static char *rcsid = "$FreeBSD$";
#endif /* lint || SABER || LOCORE || RCS_HDRS */
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/file.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <netdb.h>
#include <strings.h>
#include <signal.h>
#include <sys/time.h>
#include <pwd.h>
#include <unistd.h>
#include <krb.h>
#include <des.h>
#include <syslog.h>
#include <rkinit.h>
#include <rkinit_err.h>
#include <rkinit_private.h>
#include "rkinitd.h"
extern int errno;
static int inetd = TRUE; /* True if we were started by inetd */
#ifdef __STDC__
static void usage(void)
#else
static void usage()
#endif /* __STDC__ */
{
syslog(LOG_ERR, "rkinitd usage: rkinitd [-notimeout]\n");
exit(1);
}
#ifdef __STDC__
void error(void)
#else
void error()
#endif /* __STDC__ */
{
char errbuf[BUFSIZ];
strcpy(errbuf, rkinit_errmsg(0));
if (strlen(errbuf)) {
if (inetd)
syslog(LOG_ERR, "rkinitd: %s", errbuf);
else
fprintf(stderr, "rkinitd: %s\n", errbuf);
}
}
int
#ifdef __STDC__
main(int argc, char *argv[])
#else
main(argc, argv)
int argc;
char *argv[];
#endif /* __STDC__ */
{
int version; /* Version of the transaction */
int notimeout = FALSE; /* Should we not timeout? */
static char *envinit[1]; /* Empty environment */
extern char **environ; /* This process's environment */
int status = 0; /* General error code */
/*
* Clear the environment so that this process does not inherit
* kerberos ticket variable information from the person who started
* the process (if a person started it...).
*/
environ = envinit;
/* Initialize com_err error table */
init_rkin_err_tbl();
#ifdef DEBUG
/* This only works if the library was compiled with DEBUG defined */
rki_i_am_server();
#endif /* DEBUG */
/*
* Make sure that we are running as root or can arrange to be
* running as root. We need both to be able to read /etc/srvtab
* and to be able to change uid to create tickets.
*/
(void) setuid(0);
if (getuid() != 0) {
syslog(LOG_ERR, "rkinitd: not running as root.\n");
exit(1);
}
/* Determine whether to time out */
if (argc == 2) {
if (strcmp(argv[1], "-notimeout"))
usage();
else
notimeout = TRUE;
}
else if (argc != 1)
usage();
inetd = setup_rpc(notimeout);
if ((status = choose_version(&version) != RKINIT_SUCCESS)) {
error();
exit(1);
}
if ((status = get_tickets(version) != RKINIT_SUCCESS)) {
error();
exit(1);
}
exit(0);
}
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