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/*
* $Source$
* $Author$
*
* Copyright 1990 by the Massachusetts Institute of Technology.
* All Rights Reserved.
*
* For copying and distribution information, please see the file
* <krb5/copyright.h>.
*
* List out the contents of your credential cache.
*/
#if !defined(lint) && !defined(SABER)
static char rcsid_klist_c [] =
"$Id$";
#endif /* !lint & !SABER */
#include <stdio.h>
#include <krb5/krb5.h>
#include <krb5/ext-proto.h>
#include <com_err.h>
#include <time.h>
extern int optind;
extern char *optarg;
int show_flags = 0;
char *progname;
void
show_credential PROTOTYPE((krb5_creds *));
void
main(argc, argv)
int argc;
char **argv;
{
int c;
int errflg = 0;
int code;
krb5_ccache cache = NULL;
krb5_cc_cursor cur;
krb5_creds creds;
char *cache_name;
krb5_principal princ;
char *name;
krb5_flags flags;
krb5_init_ets();
if (strrchr(argv[0], '/'))
progname = strrchr(argv[0], '/')+1;
else
progname = argv[0];
while ((c = getopt(argc, argv, "fc:")) != EOF) {
switch (c) {
case 'f':
show_flags = 1;
break;
case 'c':
if (cache == NULL) {
cache_name = optarg;
code = krb5_cc_resolve (cache_name, &cache);
if (code != 0) {
com_err(progname, code, "while resolving %s", cache_name);
errflg++;
}
} else {
fprintf(stderr, "Only one -c option allowed\n");
errflg++;
}
break;
case '?':
default:
errflg++;
break;
}
}
if (optind != argc)
errflg++;
if (errflg) {
fprintf(stderr, "Usage: %s [ -c cache ]\n", progname);
exit(2);
}
if (cache == NULL) {
if (code = krb5_cc_default(&cache)) {
com_err(progname, code, "while getting default ccache");
exit(1);
}
}
flags = 0; /* turns off OPENCLOSE mode */
if (code = krb5_cc_set_flags(cache, flags)) {
if (code == ENOENT) {
com_err(progname, code, "(ticket cache %s)",
krb5_cc_get_name(cache));
} else
com_err(progname, code,
"while setting cache flags (ticket cache %s)",
krb5_cc_get_name(cache));
exit(1);
}
if (code = krb5_cc_get_principal(cache, &princ)) {
com_err(progname, code, "while retrieving principal name");
exit(1);
}
if (code = krb5_unparse_name(princ, &name)) {
com_err(progname, code, "while unparsing principal name");
exit(1);
}
printf("Ticket cache: %s\nDefault principal: %s\n",
krb5_cc_get_name(cache), name);
free(name);
if (code = krb5_cc_start_seq_get(cache, &cur)) {
com_err(progname, code, "while starting to retrieve tickets");
exit(1);
}
while (!(code = krb5_cc_next_cred(cache, &cur, &creds)))
show_credential(&creds);
if (code == KRB5_CC_END) {
if (code = krb5_cc_end_seq_get(cache, &cur)) {
com_err(progname, code, "while finishing ticket retrieval");
exit(1);
}
flags = KRB5_TC_OPENCLOSE; /* turns on OPENCLOSE mode */
if (code = krb5_cc_set_flags(cache, flags)) {
com_err(progname, code, "while closing ccache");
exit(1);
}
exit(0);
} else {
com_err(progname, code, "while retrieving a ticket");
exit(1);
}
}
void
print_flags(cred)
register krb5_creds *cred;
{
printf("F: %X (", cred->ticket_flags);
if (cred->ticket_flags & TKT_FLG_FORWARDABLE)
putchar('F');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_FORWARDED)
putchar('f');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_PROXIABLE)
putchar('P');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_PROXY)
putchar('p');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_MAY_POSTDATE)
putchar('D');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_POSTDATED)
putchar('d');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_INVALID)
putchar('i');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_RENEWABLE)
putchar('R');
else
putchar(' ');
if (cred->ticket_flags & TKT_FLG_INITIAL)
putchar('I');
else
putchar(' ');
putchar(')');
}
void
show_credential(cred)
register krb5_creds *cred;
{
krb5_error_code retval;
char *name, *sname;
struct tm *stime;
retval = krb5_unparse_name(cred->client, &name);
if (retval) {
com_err(progname, retval, "while unparsing client name");
return;
}
retval = krb5_unparse_name(cred->server, &sname);
if (retval) {
com_err(progname, retval, "while unparsing server name");
free(name);
return;
}
printf("C: %s\tS: %s\n\t", name, sname);
if (!cred->times.starttime)
cred->times.starttime = cred->times.authtime;
stime = localtime((time_t *)&cred->times.starttime);
printf("valid %02d/%02d/%02d:%02d:%02d:%02d to ",
stime->tm_year,
stime->tm_mon + 1,
stime->tm_mday,
stime->tm_hour,
stime->tm_min,
stime->tm_sec);
stime = localtime((time_t *)&cred->times.endtime);
printf("%02d/%02d/%02d:%02d:%02d:%02d",
stime->tm_year,
stime->tm_mon + 1,
stime->tm_mday,
stime->tm_hour,
stime->tm_min,
stime->tm_sec);
if (cred->times.renew_till) {
stime = localtime((time_t *)&cred->times.renew_till);
printf("\n\trenew until %02d/%02d/%02d:%02d:%02d:%02d",
stime->tm_year,
stime->tm_mon + 1,
stime->tm_mday,
stime->tm_hour,
stime->tm_min,
stime->tm_sec);
}
if (show_flags) {
fputs("\n\t",stdout);
print_flags(cred);
}
putchar('\n');
free(name);
free(sname);
}
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