| /* |
| * Authentication server setup |
| * Copyright (c) 2002-2009, Jouni Malinen <j@w1.fi> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| * |
| * Alternatively, this software may be distributed under the terms of BSD |
| * license. |
| * |
| * See README and COPYING for more details. |
| */ |
| |
| #include "utils/includes.h" |
| |
| #include "utils/common.h" |
| #include "crypto/tls.h" |
| #include "eap_server/eap.h" |
| #include "eap_server/eap_sim_db.h" |
| #include "eapol_auth/eapol_auth_sm.h" |
| #include "radius/radius_server.h" |
| #include "hostapd.h" |
| #include "ap_config.h" |
| #include "sta_info.h" |
| #include "authsrv.h" |
| |
| |
| #if defined(EAP_SERVER_SIM) || defined(EAP_SERVER_AKA) |
| #define EAP_SIM_DB |
| #endif /* EAP_SERVER_SIM || EAP_SERVER_AKA */ |
| |
| |
| #ifdef EAP_SIM_DB |
| static int hostapd_sim_db_cb_sta(struct hostapd_data *hapd, |
| struct sta_info *sta, void *ctx) |
| { |
| if (eapol_auth_eap_pending_cb(sta->eapol_sm, ctx) == 0) |
| return 1; |
| return 0; |
| } |
| |
| |
| static void hostapd_sim_db_cb(void *ctx, void *session_ctx) |
| { |
| struct hostapd_data *hapd = ctx; |
| if (ap_for_each_sta(hapd, hostapd_sim_db_cb_sta, session_ctx) == 0) { |
| #ifdef RADIUS_SERVER |
| radius_server_eap_pending_cb(hapd->radius_srv, session_ctx); |
| #endif /* RADIUS_SERVER */ |
| } |
| } |
| #endif /* EAP_SIM_DB */ |
| |
| |
| #ifdef RADIUS_SERVER |
| |
| static int hostapd_radius_get_eap_user(void *ctx, const u8 *identity, |
| size_t identity_len, int phase2, |
| struct eap_user *user) |
| { |
| const struct hostapd_eap_user *eap_user; |
| int i; |
| |
| eap_user = hostapd_get_eap_user(ctx, identity, identity_len, phase2); |
| if (eap_user == NULL) |
| return -1; |
| |
| if (user == NULL) |
| return 0; |
| |
| os_memset(user, 0, sizeof(*user)); |
| for (i = 0; i < EAP_MAX_METHODS; i++) { |
| user->methods[i].vendor = eap_user->methods[i].vendor; |
| user->methods[i].method = eap_user->methods[i].method; |
| } |
| |
| if (eap_user->password) { |
| user->password = os_malloc(eap_user->password_len); |
| if (user->password == NULL) |
| return -1; |
| os_memcpy(user->password, eap_user->password, |
| eap_user->password_len); |
| user->password_len = eap_user->password_len; |
| user->password_hash = eap_user->password_hash; |
| } |
| user->force_version = eap_user->force_version; |
| user->ttls_auth = eap_user->ttls_auth; |
| |
| return 0; |
| } |
| |
| |
| static int hostapd_setup_radius_srv(struct hostapd_data *hapd) |
| { |
| struct radius_server_conf srv; |
| struct hostapd_bss_config *conf = hapd->conf; |
| os_memset(&srv, 0, sizeof(srv)); |
| srv.client_file = conf->radius_server_clients; |
| srv.auth_port = conf->radius_server_auth_port; |
| srv.conf_ctx = conf; |
| srv.eap_sim_db_priv = hapd->eap_sim_db_priv; |
| srv.ssl_ctx = hapd->ssl_ctx; |
| srv.msg_ctx = hapd->msg_ctx; |
| srv.pac_opaque_encr_key = conf->pac_opaque_encr_key; |
| srv.eap_fast_a_id = conf->eap_fast_a_id; |
| srv.eap_fast_a_id_len = conf->eap_fast_a_id_len; |
| srv.eap_fast_a_id_info = conf->eap_fast_a_id_info; |
| srv.eap_fast_prov = conf->eap_fast_prov; |
| srv.pac_key_lifetime = conf->pac_key_lifetime; |
| srv.pac_key_refresh_time = conf->pac_key_refresh_time; |
| srv.eap_sim_aka_result_ind = conf->eap_sim_aka_result_ind; |
| srv.tnc = conf->tnc; |
| srv.wps = hapd->wps; |
| srv.ipv6 = conf->radius_server_ipv6; |
| srv.get_eap_user = hostapd_radius_get_eap_user; |
| srv.eap_req_id_text = conf->eap_req_id_text; |
| srv.eap_req_id_text_len = conf->eap_req_id_text_len; |
| srv.pwd_group = conf->pwd_group; |
| #ifdef CONFIG_RADIUS_TEST |
| srv.dump_msk_file = conf->dump_msk_file; |
| #endif /* CONFIG_RADIUS_TEST */ |
| |
| hapd->radius_srv = radius_server_init(&srv); |
| if (hapd->radius_srv == NULL) { |
| wpa_printf(MSG_ERROR, "RADIUS server initialization failed."); |
| return -1; |
| } |
| |
| return 0; |
| } |
| |
| #endif /* RADIUS_SERVER */ |
| |
| |
| int authsrv_init(struct hostapd_data *hapd) |
| { |
| #ifdef EAP_TLS_FUNCS |
| if (hapd->conf->eap_server && |
| (hapd->conf->ca_cert || hapd->conf->server_cert || |
| hapd->conf->dh_file)) { |
| struct tls_connection_params params; |
| |
| hapd->ssl_ctx = tls_init(NULL); |
| if (hapd->ssl_ctx == NULL) { |
| wpa_printf(MSG_ERROR, "Failed to initialize TLS"); |
| authsrv_deinit(hapd); |
| return -1; |
| } |
| |
| os_memset(¶ms, 0, sizeof(params)); |
| params.ca_cert = hapd->conf->ca_cert; |
| params.client_cert = hapd->conf->server_cert; |
| params.private_key = hapd->conf->private_key; |
| params.private_key_passwd = hapd->conf->private_key_passwd; |
| params.dh_file = hapd->conf->dh_file; |
| |
| if (tls_global_set_params(hapd->ssl_ctx, ¶ms)) { |
| wpa_printf(MSG_ERROR, "Failed to set TLS parameters"); |
| authsrv_deinit(hapd); |
| return -1; |
| } |
| |
| if (tls_global_set_verify(hapd->ssl_ctx, |
| hapd->conf->check_crl)) { |
| wpa_printf(MSG_ERROR, "Failed to enable check_crl"); |
| authsrv_deinit(hapd); |
| return -1; |
| } |
| } |
| #endif /* EAP_TLS_FUNCS */ |
| |
| #ifdef EAP_SIM_DB |
| if (hapd->conf->eap_sim_db) { |
| hapd->eap_sim_db_priv = |
| eap_sim_db_init(hapd->conf->eap_sim_db, |
| hostapd_sim_db_cb, hapd); |
| if (hapd->eap_sim_db_priv == NULL) { |
| wpa_printf(MSG_ERROR, "Failed to initialize EAP-SIM " |
| "database interface"); |
| authsrv_deinit(hapd); |
| return -1; |
| } |
| } |
| #endif /* EAP_SIM_DB */ |
| |
| #ifdef RADIUS_SERVER |
| if (hapd->conf->radius_server_clients && |
| hostapd_setup_radius_srv(hapd)) |
| return -1; |
| #endif /* RADIUS_SERVER */ |
| |
| return 0; |
| } |
| |
| |
| void authsrv_deinit(struct hostapd_data *hapd) |
| { |
| #ifdef RADIUS_SERVER |
| radius_server_deinit(hapd->radius_srv); |
| hapd->radius_srv = NULL; |
| #endif /* RADIUS_SERVER */ |
| |
| #ifdef EAP_TLS_FUNCS |
| if (hapd->ssl_ctx) { |
| tls_deinit(hapd->ssl_ctx); |
| hapd->ssl_ctx = NULL; |
| } |
| #endif /* EAP_TLS_FUNCS */ |
| |
| #ifdef EAP_SIM_DB |
| if (hapd->eap_sim_db_priv) { |
| eap_sim_db_deinit(hapd->eap_sim_db_priv); |
| hapd->eap_sim_db_priv = NULL; |
| } |
| #endif /* EAP_SIM_DB */ |
| } |