/* $NetBSD: default_config.c,v 1.2.22.1 2023/08/11 13:39:55 martin Exp $ */ /* * Copyright (c) 1997-2007 Kungliga Tekniska Högskolan * (Royal Institute of Technology, Stockholm, Sweden). * All rights reserved. * * Portions Copyright (c) 2009 Apple Inc. 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 #include krb5_error_code krb5_kdc_get_config(krb5_context context, krb5_kdc_configuration **config) { krb5_kdc_configuration *c; c = calloc(1, sizeof(*c)); if (c == NULL) { krb5_set_error_message(context, ENOMEM, "malloc: out of memory"); return ENOMEM; } c->num_kdc_processes = -1; c->require_preauth = TRUE; c->kdc_warn_pwexpire = 0; c->encode_as_rep_as_tgs_rep = FALSE; c->tgt_use_strongest_session_key = FALSE; c->preauth_use_strongest_session_key = FALSE; c->svc_use_strongest_session_key = FALSE; c->use_strongest_server_key = TRUE; c->check_ticket_addresses = TRUE; c->allow_null_ticket_addresses = TRUE; c->allow_anonymous = FALSE; c->historical_anon_realm = FALSE; c->strict_nametypes = FALSE; c->trpolicy = TRPOLICY_ALWAYS_CHECK; c->enable_pkinit = FALSE; c->pkinit_princ_in_cert = TRUE; c->pkinit_require_binding = TRUE; c->db = NULL; c->num_db = 0; c->logf = NULL; c->num_kdc_processes = krb5_config_get_int_default(context, NULL, c->num_kdc_processes, "kdc", "num-kdc-processes", NULL); c->require_preauth = krb5_config_get_bool_default(context, NULL, c->require_preauth, "kdc", "require-preauth", NULL); #ifdef DIGEST c->enable_digest = krb5_config_get_bool_default(context, NULL, FALSE, "kdc", "enable-digest", NULL); { const char *digests; digests = krb5_config_get_string(context, NULL, "kdc", "digests_allowed", NULL); if (digests == NULL) digests = "ntlm-v2"; c->digests_allowed = parse_flags(digests,_kdc_digestunits, 0); if (c->digests_allowed == -1) { kdc_log(context, c, 0, "unparsable digest units (%s), turning off digest", digests); c->enable_digest = 0; } else if (c->digests_allowed == 0) { kdc_log(context, c, 0, "no digest enable, turning digest off", digests); c->enable_digest = 0; } } #endif #ifdef KX509 c->enable_kx509 = krb5_config_get_bool_default(context, NULL, FALSE, "kdc", "enable-kx509", NULL); if (c->enable_kx509) { c->kx509_template = krb5_config_get_string(context, NULL, "kdc", "kx509_template", NULL); c->kx509_ca = krb5_config_get_string(context, NULL, "kdc", "kx509_ca", NULL); if (c->kx509_ca == NULL || c->kx509_template == NULL) { kdc_log(context, c, 0, "missing kx509 configuration, turning off"); c->enable_kx509 = FALSE; } } #endif c->tgt_use_strongest_session_key = krb5_config_get_bool_default(context, NULL, c->tgt_use_strongest_session_key, "kdc", "tgt-use-strongest-session-key", NULL); c->preauth_use_strongest_session_key = krb5_config_get_bool_default(context, NULL, c->preauth_use_strongest_session_key, "kdc", "preauth-use-strongest-session-key", NULL); c->svc_use_strongest_session_key = krb5_config_get_bool_default(context, NULL, c->svc_use_strongest_session_key, "kdc", "svc-use-strongest-session-key", NULL); c->use_strongest_server_key = krb5_config_get_bool_default(context, NULL, c->use_strongest_server_key, "kdc", "use-strongest-server-key", NULL); c->check_ticket_addresses = krb5_config_get_bool_default(context, NULL, c->check_ticket_addresses, "kdc", "check-ticket-addresses", NULL); c->allow_null_ticket_addresses = krb5_config_get_bool_default(context, NULL, c->allow_null_ticket_addresses, "kdc", "allow-null-ticket-addresses", NULL); c->allow_anonymous = krb5_config_get_bool_default(context, NULL, c->allow_anonymous, "kdc", "allow-anonymous", NULL); c->historical_anon_realm = krb5_config_get_bool_default(context, NULL, c->historical_anon_realm, "kdc", "historical_anon_realm", NULL); c->strict_nametypes = krb5_config_get_bool_default(context, NULL, c->strict_nametypes, "kdc", "strict-nametypes", NULL); c->max_datagram_reply_length = krb5_config_get_int_default(context, NULL, 1400, "kdc", "max-kdc-datagram-reply-length", NULL); { const char *trpolicy_str; trpolicy_str = krb5_config_get_string_default(context, NULL, "DEFAULT", "kdc", "transited-policy", NULL); if(strcasecmp(trpolicy_str, "always-check") == 0) { c->trpolicy = TRPOLICY_ALWAYS_CHECK; } else if(strcasecmp(trpolicy_str, "allow-per-principal") == 0) { c->trpolicy = TRPOLICY_ALLOW_PER_PRINCIPAL; } else if(strcasecmp(trpolicy_str, "always-honour-request") == 0) { c->trpolicy = TRPOLICY_ALWAYS_HONOUR_REQUEST; } else if(strcasecmp(trpolicy_str, "DEFAULT") == 0) { /* default */ } else { kdc_log(context, c, 0, "unknown transited-policy: %s, " "reverting to default (always-check)", trpolicy_str); } } c->encode_as_rep_as_tgs_rep = krb5_config_get_bool_default(context, NULL, c->encode_as_rep_as_tgs_rep, "kdc", "encode_as_rep_as_tgs_rep", NULL); c->kdc_warn_pwexpire = krb5_config_get_time_default (context, NULL, c->kdc_warn_pwexpire, "kdc", "kdc_warn_pwexpire", NULL); c->enable_pkinit = krb5_config_get_bool_default(context, NULL, c->enable_pkinit, "kdc", "enable-pkinit", NULL); c->pkinit_kdc_identity = krb5_config_get_string(context, NULL, "kdc", "pkinit_identity", NULL); c->pkinit_kdc_anchors = krb5_config_get_string(context, NULL, "kdc", "pkinit_anchors", NULL); c->pkinit_kdc_cert_pool = krb5_config_get_strings(context, NULL, "kdc", "pkinit_pool", NULL); c->pkinit_kdc_revoke = krb5_config_get_strings(context, NULL, "kdc", "pkinit_revoke", NULL); c->pkinit_kdc_ocsp_file = krb5_config_get_string(context, NULL, "kdc", "pkinit_kdc_ocsp", NULL); c->pkinit_kdc_friendly_name = krb5_config_get_string(context, NULL, "kdc", "pkinit_kdc_friendly_name", NULL); c->pkinit_princ_in_cert = krb5_config_get_bool_default(context, NULL, c->pkinit_princ_in_cert, "kdc", "pkinit_principal_in_certificate", NULL); c->pkinit_require_binding = krb5_config_get_bool_default(context, NULL, c->pkinit_require_binding, "kdc", "pkinit_win2k_require_binding", NULL); c->pkinit_dh_min_bits = krb5_config_get_int_default(context, NULL, 0, "kdc", "pkinit_dh_min_bits", NULL); *config = c; return 0; } krb5_error_code krb5_kdc_pkinit_config(krb5_context context, krb5_kdc_configuration *config) { #ifdef PKINIT #ifdef __APPLE__ config->enable_pkinit = 1; if (config->pkinit_kdc_identity == NULL) { if (config->pkinit_kdc_friendly_name == NULL) config->pkinit_kdc_friendly_name = strdup("O=System Identity,CN=com.apple.kerberos.kdc"); config->pkinit_kdc_identity = strdup("KEYCHAIN:"); } if (config->pkinit_kdc_anchors == NULL) config->pkinit_kdc_anchors = strdup("KEYCHAIN:"); #endif /* __APPLE__ */ if (config->enable_pkinit) { if (config->pkinit_kdc_identity == NULL) krb5_errx(context, 1, "pkinit enabled but no identity"); if (config->pkinit_kdc_anchors == NULL) krb5_errx(context, 1, "pkinit enabled but no X509 anchors"); krb5_kdc_pk_initialize(context, config, config->pkinit_kdc_identity, config->pkinit_kdc_anchors, config->pkinit_kdc_cert_pool, config->pkinit_kdc_revoke); } return 0; #endif /* PKINIT */ }