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-rw-r--r--crypto/heimdal/kuser/klist.c445
1 files changed, 445 insertions, 0 deletions
diff --git a/crypto/heimdal/kuser/klist.c b/crypto/heimdal/kuser/klist.c
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+++ b/crypto/heimdal/kuser/klist.c
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+/*
+ * Copyright (c) 1997-1999 Kungliga Tekniska Högskolan
+ * (Royal Institute of Technology, Stockholm, Sweden).
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the Institute nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ */
+
+#include "kuser_locl.h"
+
+RCSID("$Id: klist.c,v 1.52 1999/12/02 17:05:01 joda Exp $");
+
+static char*
+printable_time(time_t t)
+{
+ static char s[128];
+ strcpy(s, ctime(&t)+ 4);
+ s[15] = 0;
+ return s;
+}
+
+static char*
+printable_time_long(time_t t)
+{
+ static char s[128];
+ strcpy(s, ctime(&t)+ 4);
+ s[20] = 0;
+ return s;
+}
+
+static void
+print_cred(krb5_context context, krb5_creds *cred)
+{
+ char *str;
+ krb5_error_code ret;
+ int32_t sec;
+
+ krb5_timeofday (context, &sec);
+
+ if(cred->times.starttime)
+ printf ("%s ", printable_time(cred->times.starttime));
+ else
+ printf ("%s ", printable_time(cred->times.authtime));
+
+ if(cred->times.endtime > sec)
+ printf ("%s ", printable_time(cred->times.endtime));
+ else
+ printf ("%-15s ", ">>>Expired<<<");
+ ret = krb5_unparse_name (context, cred->server, &str);
+ if (ret)
+ krb5_err(context, 1, ret, "krb5_unparse_name");
+ printf ("%s\n", str);
+ free (str);
+}
+
+static void
+print_cred_verbose(krb5_context context, krb5_creds *cred)
+{
+ int j;
+ char *str;
+ krb5_error_code ret;
+ int first_flag;
+ int32_t sec;
+
+ krb5_timeofday (context, &sec);
+
+ ret = krb5_unparse_name(context, cred->server, &str);
+ if(ret)
+ exit(1);
+ printf("Server: %s\n", str);
+ free (str);
+ {
+ Ticket t;
+ size_t len;
+ char *s;
+
+ decode_Ticket(cred->ticket.data, cred->ticket.length, &t, &len);
+ ret = krb5_enctype_to_string(context, t.enc_part.etype, &s);
+ if (ret == 0) {
+ printf("Ticket etype: %s", s);
+ free(s);
+ } else {
+ printf("Unknown etype: %d", t.enc_part.etype);
+ }
+ if(t.enc_part.kvno)
+ printf(", kvno %d", *t.enc_part.kvno);
+ printf("\n");
+ if(cred->session.keytype != t.enc_part.etype) {
+ ret = krb5_keytype_to_string(context, cred->session.keytype, &str);
+ if(ret == KRB5_PROG_KEYTYPE_NOSUPP)
+ ret = krb5_enctype_to_string(context, cred->session.keytype,
+ &str);
+ if(ret)
+ krb5_warn(context, ret, "session keytype");
+ else {
+ printf("Session key: %s\n", str);
+ free(str);
+ }
+ }
+ free_Ticket(&t);
+ }
+ printf("Auth time: %s\n", printable_time_long(cred->times.authtime));
+ if(cred->times.authtime != cred->times.starttime)
+ printf("Start time: %s\n", printable_time_long(cred->times.starttime));
+ printf("End time: %s", printable_time_long(cred->times.endtime));
+ if(sec > cred->times.endtime)
+ printf(" (expired)");
+ printf("\n");
+ if(cred->flags.b.renewable)
+ printf("Renew till: %s\n",
+ printable_time_long(cred->times.renew_till));
+ printf("Ticket flags: ");
+#define PRINT_FLAG2(f, s) if(cred->flags.b.f) { if(!first_flag) printf(", "); printf("%s", #s); first_flag = 0; }
+#define PRINT_FLAG(f) PRINT_FLAG2(f, f)
+ first_flag = 1;
+ PRINT_FLAG(forwardable);
+ PRINT_FLAG(forwarded);
+ PRINT_FLAG(proxiable);
+ PRINT_FLAG(proxy);
+ PRINT_FLAG2(may_postdate, may-postdate);
+ PRINT_FLAG(postdated);
+ PRINT_FLAG(invalid);
+ PRINT_FLAG(renewable);
+ PRINT_FLAG(initial);
+ PRINT_FLAG2(pre_authent, pre-authenticated);
+ PRINT_FLAG2(hw_authent, hw-authenticated);
+ PRINT_FLAG2(transited_policy_checked, transited-policy-checked);
+ PRINT_FLAG2(ok_as_delegate, ok-as-delegate);
+ PRINT_FLAG(anonymous);
+ printf("\n");
+ printf("Addresses: ");
+ for(j = 0; j < cred->addresses.len; j++){
+ char buf[128];
+ size_t len;
+ if(j) printf(", ");
+ ret = krb5_print_address(&cred->addresses.val[j],
+ buf, sizeof(buf), &len);
+
+ if(ret == 0)
+ printf("%s", buf);
+ }
+ printf("\n\n");
+}
+
+/*
+ * Print all tickets in `ccache' on stdout, verbosily iff do_verbose.
+ */
+
+static void
+print_tickets (krb5_context context,
+ krb5_ccache ccache,
+ krb5_principal principal,
+ int do_verbose)
+{
+ krb5_error_code ret;
+ char *str;
+ krb5_cc_cursor cursor;
+ krb5_creds creds;
+
+ ret = krb5_unparse_name (context, principal, &str);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_unparse_name");
+
+ printf ("%17s: %s:%s\n",
+ "Credentials cache",
+ krb5_cc_get_type(context, ccache),
+ krb5_cc_get_name(context, ccache));
+ printf ("%17s: %s\n", "Principal", str);
+ free (str);
+
+ if(do_verbose)
+ printf ("%17s: %d\n", "Cache version",
+ krb5_cc_get_version(context, ccache));
+
+ if (do_verbose && context->kdc_sec_offset) {
+ char buf[BUFSIZ];
+ int val;
+ int sig;
+
+ val = context->kdc_sec_offset;
+ sig = 1;
+ if (val < 0) {
+ sig = -1;
+ val = -val;
+ }
+
+ unparse_time (val, buf, sizeof(buf));
+
+ printf ("%17s: %s%s\n", "KDC time offset",
+ sig == -1 ? "-" : "", buf);
+ }
+
+ printf("\n");
+
+ ret = krb5_cc_start_seq_get (context, ccache, &cursor);
+ if (ret)
+ krb5_err(context, 1, ret, "krb5_cc_start_seq_get");
+
+ if(!do_verbose)
+ printf(" %-15s %-15s %s\n", "Issued", "Expires", "Principal");
+
+ while (krb5_cc_next_cred (context,
+ ccache,
+ &creds,
+ &cursor) == 0) {
+ if(do_verbose){
+ print_cred_verbose(context, &creds);
+ }else{
+ print_cred(context, &creds);
+ }
+ krb5_free_creds_contents (context, &creds);
+ }
+ ret = krb5_cc_end_seq_get (context, ccache, &cursor);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_cc_end_seq_get");
+}
+
+/*
+ * Check if there's a tgt for the realm of `principal' and ccache and
+ * if so return 0, else 1
+ */
+
+static int
+check_for_tgt (krb5_context context,
+ krb5_ccache ccache,
+ krb5_principal principal)
+{
+ krb5_error_code ret;
+ krb5_creds pattern;
+ krb5_creds creds;
+ krb5_realm *client_realm;
+ int expired;
+
+ client_realm = krb5_princ_realm (context, principal);
+
+ ret = krb5_make_principal (context, &pattern.server,
+ *client_realm, KRB5_TGS_NAME, *client_realm,
+ NULL);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_make_principal");
+
+ ret = krb5_cc_retrieve_cred (context, ccache, 0, &pattern, &creds);
+ expired = time(NULL) > creds.times.endtime;
+ krb5_free_principal (context, pattern.server);
+ krb5_free_creds_contents (context, &creds);
+ if (ret) {
+ if (ret == KRB5_CC_END)
+ return 1;
+ krb5_err (context, 1, ret, "krb5_cc_retrieve_cred");
+ }
+ return expired;
+}
+
+#ifdef KRB4
+/*
+ * Print a list of all AFS tokens
+ */
+
+static void
+display_tokens(int do_verbose)
+{
+ u_int32_t i;
+ unsigned char t[128];
+ struct ViceIoctl parms;
+
+ parms.in = (void *)&i;
+ parms.in_size = sizeof(i);
+ parms.out = (void *)t;
+ parms.out_size = sizeof(t);
+
+ for (i = 0; k_pioctl(NULL, VIOCGETTOK, &parms, 0) == 0; i++) {
+ int32_t size_secret_tok, size_public_tok;
+ unsigned char *cell;
+ struct ClearToken ct;
+ unsigned char *r = t;
+ struct timeval tv;
+ char buf1[20], buf2[20];
+
+ memcpy(&size_secret_tok, r, sizeof(size_secret_tok));
+ /* dont bother about the secret token */
+ r += size_secret_tok + sizeof(size_secret_tok);
+ memcpy(&size_public_tok, r, sizeof(size_public_tok));
+ r += sizeof(size_public_tok);
+ memcpy(&ct, r, size_public_tok);
+ r += size_public_tok;
+ /* there is a int32_t with length of cellname, but we dont read it */
+ r += sizeof(int32_t);
+ cell = r;
+
+ gettimeofday (&tv, NULL);
+ strlcpy (buf1, printable_time(ct.BeginTimestamp),
+ sizeof(buf1));
+ if (do_verbose || tv.tv_sec < ct.EndTimestamp)
+ strlcpy (buf2, printable_time(ct.EndTimestamp),
+ sizeof(buf2));
+ else
+ strlcpy (buf2, ">>> Expired <<<", sizeof(buf2));
+
+ printf("%s %s ", buf1, buf2);
+
+ if ((ct.EndTimestamp - ct.BeginTimestamp) & 1)
+ printf("User's (AFS ID %d) tokens for %s", ct.ViceId, cell);
+ else
+ printf("Tokens for %s", cell);
+ if (do_verbose)
+ printf(" (%d)", ct.AuthHandle);
+ putchar('\n');
+ }
+}
+#endif
+
+static int version_flag = 0;
+static int help_flag = 0;
+static int do_verbose = 0;
+static int do_test = 0;
+#ifdef KRB4
+static int do_tokens = 0;
+#endif
+static char *cred_cache;
+
+static struct getargs args[] = {
+ { "cache", 'c', arg_string, &cred_cache,
+ "credentials cache to list", "cache" },
+ { "test", 't', arg_flag, &do_test,
+ "test for having tickets", NULL },
+#ifdef KRB4
+ { "tokens", 'T', arg_flag, &do_tokens,
+ "display AFS tokens", NULL },
+#endif
+ { "verbose", 'v', arg_flag, &do_verbose,
+ "Verbose output", 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,
+ "");
+ exit (ret);
+}
+
+int
+main (int argc, char **argv)
+{
+ krb5_error_code ret;
+ krb5_context context;
+ krb5_ccache ccache;
+ krb5_principal principal;
+ int optind = 0;
+ int exit_status = 0;
+
+ set_progname (argv[0]);
+
+ if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optind))
+ usage(1);
+
+ if (help_flag)
+ usage (0);
+
+ if(version_flag){
+ print_version(NULL);
+ exit(0);
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc != 0)
+ usage (1);
+
+ ret = krb5_init_context (&context);
+ if (ret)
+ krb5_err(context, 1, ret, "krb5_init_context");
+
+ if(cred_cache) {
+ ret = krb5_cc_resolve(context, cred_cache, &ccache);
+ if (ret)
+ krb5_err (context, 1, ret, "%s", cred_cache);
+ } else {
+ ret = krb5_cc_default (context, &ccache);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_cc_resolve");
+ }
+
+ ret = krb5_cc_get_principal (context, ccache, &principal);
+ if (ret) {
+ if(ret == ENOENT) {
+ if (do_test)
+ return 1;
+ else
+ krb5_errx(context, 1, "No ticket file: %s",
+ krb5_cc_get_name(context, ccache));
+ } else
+ krb5_err (context, 1, ret, "krb5_cc_get_principal");
+ }
+ if (do_test)
+ exit_status = check_for_tgt (context, ccache, principal);
+ else
+ print_tickets (context, ccache, principal, do_verbose);
+
+ ret = krb5_cc_close (context, ccache);
+ if (ret)
+ krb5_err (context, 1, ret, "krb5_cc_close");
+
+ krb5_free_principal (context, principal);
+ krb5_free_context (context);
+
+#ifdef KRB4
+ if (!do_test && do_tokens && k_hasafs ())
+ display_tokens (do_verbose);
+#endif
+
+ return exit_status;
+}
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