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-rw-r--r--crypto/heimdal/kdc/config.c309
1 files changed, 309 insertions, 0 deletions
diff --git a/crypto/heimdal/kdc/config.c b/crypto/heimdal/kdc/config.c
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+++ b/crypto/heimdal/kdc/config.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 "kdc_locl.h"
+#include <getarg.h>
+#include <parse_bytes.h>
+
+RCSID("$Id: config.c,v 1.28 1999/12/02 17:04:58 joda Exp $");
+
+static char *config_file;
+int require_preauth = -1;
+char *keyfile;
+static char *max_request_str;
+size_t max_request;
+time_t kdc_warn_pwexpire;
+struct dbinfo *databases;
+HDB **db;
+int num_db;
+char *port_str;
+int enable_http = -1;
+krb5_boolean encode_as_rep_as_tgs_rep; /* bug compatibility */
+
+krb5_boolean check_ticket_addresses;
+krb5_boolean allow_null_ticket_addresses;
+
+#ifdef KRB4
+char *v4_realm;
+#endif
+#ifdef KASERVER
+krb5_boolean enable_kaserver = -1;
+#endif
+
+static int help_flag;
+static int version_flag;
+
+static struct getargs args[] = {
+ {
+ "config-file", 'c', arg_string, &config_file,
+ "location of config file", "file"
+ },
+ {
+ "require-preauth", 'p', arg_negative_flag, &require_preauth,
+ "don't require pa-data in as-reqs"
+ },
+ {
+ "key-file", 'k', arg_string, &keyfile,
+ "location of master key file", "file"
+ },
+ {
+ "max-request", 0, arg_string, &max_request,
+ "max size for a kdc-request", "size"
+ },
+#if 0
+ {
+ "database", 'd', arg_string, &databases,
+ "location of database", "database"
+ },
+#endif
+ { "enable-http", 'H', arg_flag, &enable_http, "turn on HTTP support" },
+#ifdef KRB4
+ {
+ "v4-realm", 'r', arg_string, &v4_realm,
+ "realm to serve v4-requests for"
+ },
+#endif
+#ifdef KASERVER
+ {
+ "kaserver", 'K', arg_negative_flag, &enable_kaserver,
+ "turn off kaserver support"
+ },
+#endif
+ { "ports", 'P', arg_string, &port_str,
+ "ports to listen to"
+ },
+ { "help", 'h', arg_flag, &help_flag },
+ { "version", 'v', arg_flag, &version_flag }
+};
+
+static int num_args = sizeof(args) / sizeof(args[0]);
+
+static void
+usage(int ret)
+{
+ arg_printusage (args, num_args, NULL, "");
+ exit (ret);
+}
+
+static void
+get_dbinfo(krb5_config_section *cf)
+{
+ krb5_config_binding *top_binding = NULL;
+ krb5_config_binding *db_binding;
+ krb5_config_binding *default_binding = NULL;
+ struct dbinfo *di, **dt;
+ const char *default_dbname = HDB_DEFAULT_DB;
+ const char *default_mkey = HDB_DB_DIR "/m-key";
+ const char *p;
+
+ databases = NULL;
+ dt = &databases;
+ while((db_binding = (krb5_config_binding *)
+ krb5_config_get_next(context, cf, &top_binding,
+ krb5_config_list,
+ "kdc",
+ "database",
+ NULL))) {
+ p = krb5_config_get_string(context, db_binding, "realm", NULL);
+ if(p == NULL) {
+ if(default_binding) {
+ krb5_warnx(context, "WARNING: more than one realm-less "
+ "database specification");
+ krb5_warnx(context, "WARNING: using the first encountered");
+ } else
+ default_binding = db_binding;
+ continue;
+ }
+ di = calloc(1, sizeof(*di));
+ di->realm = strdup(p);
+ p = krb5_config_get_string(context, db_binding, "dbname", NULL);
+ if(p)
+ di->dbname = strdup(p);
+ p = krb5_config_get_string(context, db_binding, "mkey_file", NULL);
+ if(p)
+ di->mkey_file = strdup(p);
+ *dt = di;
+ dt = &di->next;
+ }
+ if(default_binding) {
+ di = calloc(1, sizeof(*di));
+ p = krb5_config_get_string(context, default_binding, "dbname", NULL);
+ if(p) {
+ di->dbname = strdup(p);
+ default_dbname = p;
+ }
+ p = krb5_config_get_string(context, default_binding, "mkey_file", NULL);
+ if(p) {
+ di->mkey_file = strdup(p);
+ default_mkey = p;
+ }
+ *dt = di;
+ dt = &di->next;
+ } else {
+ di = calloc(1, sizeof(*di));
+ di->dbname = strdup(default_dbname);
+ di->mkey_file = strdup(default_mkey);
+ *dt = di;
+ dt = &di->next;
+ }
+ for(di = databases; di; di = di->next) {
+ if(di->dbname == NULL)
+ di->dbname = strdup(default_dbname);
+ if(di->mkey_file == NULL) {
+ p = strrchr(di->dbname, '.');
+ if(p == NULL || strchr(p, '/') != NULL)
+ asprintf(&di->mkey_file, "%s.mkey", di->dbname);
+ else
+ asprintf(&di->mkey_file, "%.*s.mkey",
+ (int)(p - di->dbname), di->dbname);
+ }
+ }
+}
+
+void
+configure(int argc, char **argv)
+{
+ krb5_config_section *cf = NULL;
+ int optind = 0;
+ int e;
+ const char *p;
+
+ while((e = getarg(args, num_args, argc, argv, &optind)))
+ warnx("error at argument `%s'", argv[optind]);
+
+ if(help_flag)
+ usage (0);
+
+ if (version_flag) {
+ print_version(NULL);
+ exit(0);
+ }
+
+ argc -= optind;
+ argv += optind;
+
+ if (argc != 0)
+ usage(1);
+
+ if(config_file == NULL)
+ config_file = HDB_DB_DIR "/kdc.conf";
+
+ if(krb5_config_parse_file(config_file, &cf))
+ cf = NULL;
+
+ if(keyfile == NULL){
+ p = krb5_config_get_string (context, cf,
+ "kdc",
+ "key-file",
+ NULL);
+ if(p)
+ keyfile = strdup(p);
+ }
+
+
+ get_dbinfo(cf);
+
+ if(max_request_str){
+ max_request = parse_bytes(max_request_str, NULL);
+ }
+
+ if(max_request == 0){
+ p = krb5_config_get_string (context,
+ cf,
+ "kdc",
+ "max-request",
+ NULL);
+ if(p)
+ max_request = parse_bytes(p, NULL);
+ }
+
+ if(require_preauth == -1)
+ require_preauth = krb5_config_get_bool(context, cf, "kdc",
+ "require-preauth", NULL);
+
+ if(port_str == NULL){
+ p = krb5_config_get_string(context, cf, "kdc", "ports", NULL);
+ if (p != NULL)
+ port_str = strdup(p);
+ }
+ if(enable_http == -1)
+ enable_http = krb5_config_get_bool(context, cf, "kdc",
+ "enable-http", NULL);
+ check_ticket_addresses =
+ krb5_config_get_bool(context, cf, "kdc",
+ "check-ticket-addresses", NULL);
+ allow_null_ticket_addresses =
+ krb5_config_get_bool(context, cf, "kdc",
+ "allow-null-ticket-addresses", NULL);
+#ifdef KRB4
+ if(v4_realm == NULL){
+ p = krb5_config_get_string (context, cf,
+ "kdc",
+ "v4-realm",
+ NULL);
+ if(p)
+ v4_realm = strdup(p);
+ }
+#endif
+#ifdef KASERVER
+ if (enable_kaserver == -1)
+ enable_kaserver = krb5_config_get_bool_default(context, cf, TRUE,
+ "kdc",
+ "enable-kaserver",
+ NULL);
+#endif
+
+ encode_as_rep_as_tgs_rep = krb5_config_get_bool(context, cf, "kdc",
+ "encode_as_rep_as_tgs_rep",
+ NULL);
+
+ kdc_warn_pwexpire = krb5_config_get_time (context, cf,
+ "kdc",
+ "kdc_warn_pwexpire",
+ NULL);
+ kdc_openlog(cf);
+ if(cf)
+ krb5_config_file_free (context, cf);
+ if(max_request == 0)
+ max_request = 64 * 1024;
+ if(require_preauth == -1)
+ require_preauth = 1;
+ if (port_str == NULL)
+ port_str = "+";
+#ifdef KRB4
+ if(v4_realm == NULL){
+ v4_realm = malloc(40); /* REALM_SZ */
+ krb_get_lrealm(v4_realm, 1);
+ }
+#endif
+}
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