#include "krb5_locl.h"
#include <err.h>
#include <getarg.h>
static int debug_flag = 0;
static int version_flag = 0;
static int help_flag = 0;
static int
expand_hostname(krb5_context context, const char *host)
{
krb5_error_code ret;
char *h, **r;
ret = krb5_expand_hostname(context, host, &h);
if (ret)
krb5_err(context, 1, ret, "krb5_expand_hostname(%s)", host);
free(h);
if (debug_flag)
printf("hostname: %s -> %s\n", host, h);
ret = krb5_expand_hostname_realms(context, host, &h, &r);
if (ret)
krb5_err(context, 1, ret, "krb5_expand_hostname_realms(%s)", host);
if (debug_flag) {
int j;
printf("hostname: %s -> %s\n", host, h);
for (j = 0; r[j]; j++) {
printf("\trealm: %s\n", r[j]);
}
}
free(h);
krb5_free_host_realm(context, r);
return 0;
}
static int
test_expand_hostname(krb5_context context)
{
int i, errors = 0;
struct t {
krb5_error_code ret;
const char *orig_hostname;
const char *new_hostname;
} tests[] = {
{ 0, "pstn1.su.se", "pstn1.su.se" },
{ 0, "pstnproxy.su.se", "pstnproxy.su.se" },
};
for (i = 0; i < sizeof(tests)/sizeof(tests[0]); i++) {
errors += expand_hostname(context, tests[i].orig_hostname);
}
return errors;
}
static struct getargs args[] = {
{"debug", 'd', arg_flag, &debug_flag,
"turn on debuggin", NULL },
{"version", 0, arg_flag, &version_flag,
"print version", NULL },
{"help", 0, arg_flag, &help_flag,
NULL, NULL }
};
static void
usage (int ret)
{
arg_printusage (args, sizeof(args)/sizeof(*args), NULL, "hostname ...");
exit (ret);
}
int
main(int argc, char **argv)
{
krb5_context context;
krb5_error_code ret;
int optidx = 0, errors = 0;
setprogname(argv[0]);
if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
usage(1);
if (help_flag)
usage (0);
if(version_flag){
print_version(NULL);
exit(0);
}
argc -= optidx;
argv += optidx;
ret = krb5_init_context(&context);
if (ret)
errx (1, "krb5_init_context failed: %d", ret);
if (argc > 0) {
while (argc-- > 0)
errors += expand_hostname(context, *argv++);
return errors;
}
errors += test_expand_hostname(context);
krb5_free_context(context);
return errors;
}