krb5_keytab kt,
struct gssd_k5_kt_princ *ple)
{
+#if HAVE_KRB5_GET_INIT_CREDS_OPT_SET_ADDRESSLESS
+ krb5_get_init_creds_opt *init_opts = NULL;
+#else
krb5_get_init_creds_opt options;
+#endif
+ krb5_get_init_creds_opt *opts;
krb5_creds my_creds;
krb5_ccache ccache = NULL;
char kt_name[BUFSIZ];
if ((krb5_unparse_name(context, ple->princ, &pname)))
pname = NULL;
+#if HAVE_KRB5_GET_INIT_CREDS_OPT_SET_ADDRESSLESS
+ code = krb5_get_init_creds_opt_alloc(context, &init_opts);
+ if (code) {
+ printerr(0, "ERROR: %s allocating gic options\n",
+ gssd_k5_err_msg(context, code));
+ goto out;
+ }
+ if (krb5_get_init_creds_opt_set_addressless(context, init_opts, 1))
+ printerr(0, "WARNING: Unable to set option for addressless "
+ "tickets. May have problems behind a NAT.\n");
+#ifdef TEST_SHORT_LIFETIME
+ /* set a short lifetime (for debugging only!) */
+ printerr(0, "WARNING: Using (debug) short machine cred lifetime!\n");
+ krb5_get_init_creds_opt_set_tkt_life(init_opts, 5*60);
+#endif
+ opts = init_opts;
+
+#else /* HAVE_KRB5_GET_INIT_CREDS_OPT_SET_ADDRESSLESS */
+
krb5_get_init_creds_opt_init(&options);
krb5_get_init_creds_opt_set_address_list(&options, NULL);
-
#ifdef TEST_SHORT_LIFETIME
/* set a short lifetime (for debugging only!) */
printerr(0, "WARNING: Using (debug) short machine cred lifetime!\n");
krb5_get_init_creds_opt_set_tkt_life(&options, 5*60);
#endif
+ opts = &options;
+#endif
+
if ((code = krb5_get_init_creds_keytab(context, &my_creds, ple->princ,
- kt, 0, NULL, &options))) {
+ kt, 0, NULL, opts))) {
printerr(0, "WARNING: %s while getting initial ticket for "
"principal '%s' using keytab '%s'\n",
- error_message(code),
+ gssd_k5_err_msg(context, code),
pname ? pname : "<unparsable>", kt_name);
goto out;
}
}
if ((code = krb5_cc_resolve(context, cc_name, &ccache))) {
printerr(0, "ERROR: %s while opening credential cache '%s'\n",
- error_message(code), cc_name);
+ gssd_k5_err_msg(context, code), cc_name);
goto out;
}
if ((code = krb5_cc_initialize(context, ccache, ple->princ))) {
printerr(0, "ERROR: %s while initializing credential "
- "cache '%s'\n", error_message(code), cc_name);
+ "cache '%s'\n", gssd_k5_err_msg(context, code),
+ cc_name);
goto out;
}
if ((code = krb5_cc_store_cred(context, ccache, &my_creds))) {
printerr(0, "ERROR: %s while storing credentials in '%s'\n",
- error_message(code), cc_name);
+ gssd_k5_err_msg(context, code), cc_name);
goto out;
}
printerr(2, "Successfully obtained machine credentials for "
"principal '%s' stored in ccache '%s'\n", pname, cc_name);
out:
+#if HAVE_KRB5_GET_INIT_CREDS_OPT_SET_ADDRESSLESS
+ if (init_opts)
+ krb5_get_init_creds_opt_free(context, init_opts);
+#endif
if (pname)
k5_free_unparsed_name(context, pname);
if (ccache)
*/
if ((code = krb5_kt_get_name(context, kt, kt_name, BUFSIZ))) {
printerr(0, "ERROR: %s attempting to get keytab name\n",
- error_message(code));
+ gssd_k5_err_msg(context, code));
retval = code;
goto out;
}
if ((code = krb5_kt_start_seq_get(context, kt, &cursor))) {
printerr(0, "ERROR: %s while beginning keytab scan "
"for keytab '%s'\n",
- error_message(code), kt_name);
+ gssd_k5_err_msg(context, code), kt_name);
retval = code;
goto out;
}
&pname))) {
printerr(0, "WARNING: Skipping keytab entry because "
"we failed to unparse principal name: %s\n",
- error_message(code));
+ gssd_k5_err_msg(context, code));
k5_free_kt_entry(context, kte);
continue;
}
if ((code = krb5_kt_end_seq_get(context, kt, &cursor))) {
printerr(0, "WARNING: %s while ending keytab scan for "
"keytab '%s'\n",
- error_message(code), kt_name);
+ gssd_k5_err_msg(context, code), kt_name);
}
retval = 0;
retval = gethostname(myhostname, sizeof(myhostname));
if (retval) {
printerr(1, "%s while getting local hostname\n",
- error_message(retval));
+ gssd_k5_err_msg(context, retval));
goto out;
}
retval = get_full_hostname(myhostname, myhostname, sizeof(myhostname));
if (code) {
retval = code;
printerr(1, "%s while getting default realm name\n",
- error_message(code));
+ gssd_k5_err_msg(context, code));
goto out;
}
code = krb5_get_host_realm(context, targethostname, &realmnames);
if (code) {
printerr(0, "ERROR: %s while getting realm(s) for host '%s'\n",
- error_message(code), targethostname);
+ gssd_k5_err_msg(context, code), targethostname);
retval = code;
goto out;
}
NULL);
if (code) {
printerr(1, "%s while building principal for "
- "'%s/%s@%s'\n", error_message(code),
+ "'%s/%s@%s'\n",
+ gssd_k5_err_msg(context, code),
svcnames[j], myhostname, realm);
continue;
}
krb5_free_principal(context, princ);
if (code) {
printerr(3, "%s while getting keytab entry for "
- "'%s/%s@%s'\n", error_message(code),
+ "'%s/%s@%s'\n",
+ gssd_k5_err_msg(context, code),
svcnames[j], myhostname, realm);
} else {
printerr(3, "Success getting keytab entry for "
code = krb5_init_context(&context);
if (code) {
printerr(0, "ERROR: %s while initializing krb5\n",
- error_message(code));
+ gssd_k5_err_msg(NULL, code));
goto out;
}
if ((code = krb5_cc_resolve(context, ple->ccname, &ccache))) {
printerr(0, "WARNING: %s while resolving credential "
"cache '%s' for destruction\n",
- error_message(code), ple->ccname);
+ gssd_k5_err_msg(context, code), ple->ccname);
continue;
}
if ((code = krb5_cc_destroy(context, ccache))) {
printerr(0, "WARNING: %s while destroying credential "
"cache '%s'\n",
- error_message(code), ple->ccname);
+ gssd_k5_err_msg(context, code), ple->ccname);
}
}
out:
code = krb5_init_context(&context);
if (code) {
printerr(0, "ERROR: %s: %s while initializing krb5 context\n",
- __FUNCTION__, error_message(code));
+ __FUNCTION__, gssd_k5_err_msg(NULL, code));
retval = code;
goto out;
}
if ((code = krb5_kt_resolve(context, keytabfile, &kt))) {
printerr(0, "ERROR: %s: %s while resolving keytab '%s'\n",
- __FUNCTION__, error_message(code), keytabfile);
+ __FUNCTION__, gssd_k5_err_msg(context, code),
+ keytabfile);
goto out;
}
return retval;
}
+/*
+ * A common routine for getting the Kerberos error message
+ */
+const char *
+gssd_k5_err_msg(krb5_context context, krb5_error_code code)
+{
+ const char *msg = NULL;
+#if HAVE_KRB5_GET_ERROR_MESSAGE
+ if (context != NULL)
+ msg = krb5_get_error_message(context, code);
+#endif
+ if (msg != NULL)
+ return msg;
+#if HAVE_KRB5
+ return error_message(code);
+#else
+ if (context != NULL)
+ return krb5_get_err_text(context, code);
+ else
+ return error_message(code);
+#endif
+}