/*
* RADIUS authentication server
- * Copyright (c) 2005-2009, 2011, Jouni Malinen <j@w1.fi>
+ * Copyright (c) 2005-2009, 2011-2014, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
u32 bad_authenticators;
u32 packets_dropped;
u32 unknown_types;
+
+ u32 acct_requests;
+ u32 invalid_acct_requests;
+ u32 acct_responses;
+ u32 malformed_acct_requests;
+ u32 acct_bad_authenticators;
+ u32 unknown_acct_types;
};
/**
int auth_sock;
/**
+ * acct_sock - Socket for RADIUS accounting messages
+ */
+ int acct_sock;
+
+ /**
* clients - List of authorized RADIUS clients
*/
struct radius_client *clients;
}
+static void radius_server_receive_acct(int sock, void *eloop_ctx,
+ void *sock_ctx)
+{
+ struct radius_server_data *data = eloop_ctx;
+ u8 *buf = NULL;
+ union {
+ struct sockaddr_storage ss;
+ struct sockaddr_in sin;
+#ifdef CONFIG_IPV6
+ struct sockaddr_in6 sin6;
+#endif /* CONFIG_IPV6 */
+ } from;
+ socklen_t fromlen;
+ int len, res;
+ struct radius_client *client = NULL;
+ struct radius_msg *msg = NULL, *resp = NULL;
+ char abuf[50];
+ int from_port = 0;
+ struct radius_hdr *hdr;
+ struct wpabuf *rbuf;
+
+ buf = os_malloc(RADIUS_MAX_MSG_LEN);
+ if (buf == NULL) {
+ goto fail;
+ }
+
+ fromlen = sizeof(from);
+ len = recvfrom(sock, buf, RADIUS_MAX_MSG_LEN, 0,
+ (struct sockaddr *) &from.ss, &fromlen);
+ if (len < 0) {
+ wpa_printf(MSG_INFO, "recvfrom[radius_server]: %s",
+ strerror(errno));
+ goto fail;
+ }
+
+#ifdef CONFIG_IPV6
+ if (data->ipv6) {
+ if (inet_ntop(AF_INET6, &from.sin6.sin6_addr, abuf,
+ sizeof(abuf)) == NULL)
+ abuf[0] = '\0';
+ from_port = ntohs(from.sin6.sin6_port);
+ RADIUS_DEBUG("Received %d bytes from %s:%d",
+ len, abuf, from_port);
+
+ client = radius_server_get_client(data,
+ (struct in_addr *)
+ &from.sin6.sin6_addr, 1);
+ }
+#endif /* CONFIG_IPV6 */
+
+ if (!data->ipv6) {
+ os_strlcpy(abuf, inet_ntoa(from.sin.sin_addr), sizeof(abuf));
+ from_port = ntohs(from.sin.sin_port);
+ RADIUS_DEBUG("Received %d bytes from %s:%d",
+ len, abuf, from_port);
+
+ client = radius_server_get_client(data, &from.sin.sin_addr, 0);
+ }
+
+ RADIUS_DUMP("Received data", buf, len);
+
+ if (client == NULL) {
+ RADIUS_DEBUG("Unknown client %s - packet ignored", abuf);
+ data->counters.invalid_acct_requests++;
+ goto fail;
+ }
+
+ msg = radius_msg_parse(buf, len);
+ if (msg == NULL) {
+ RADIUS_DEBUG("Parsing incoming RADIUS frame failed");
+ data->counters.malformed_acct_requests++;
+ client->counters.malformed_acct_requests++;
+ goto fail;
+ }
+
+ os_free(buf);
+ buf = NULL;
+
+ if (wpa_debug_level <= MSG_MSGDUMP) {
+ radius_msg_dump(msg);
+ }
+
+ if (radius_msg_get_hdr(msg)->code != RADIUS_CODE_ACCOUNTING_REQUEST) {
+ RADIUS_DEBUG("Unexpected RADIUS code %d",
+ radius_msg_get_hdr(msg)->code);
+ data->counters.unknown_acct_types++;
+ client->counters.unknown_acct_types++;
+ goto fail;
+ }
+
+ data->counters.acct_requests++;
+ client->counters.acct_requests++;
+
+ if (radius_msg_verify_acct_req(msg, (u8 *) client->shared_secret,
+ client->shared_secret_len)) {
+ RADIUS_DEBUG("Invalid Authenticator from %s", abuf);
+ data->counters.acct_bad_authenticators++;
+ client->counters.acct_bad_authenticators++;
+ goto fail;
+ }
+
+ /* TODO: Write accounting information to a file or database */
+
+ hdr = radius_msg_get_hdr(msg);
+
+ resp = radius_msg_new(RADIUS_CODE_ACCOUNTING_RESPONSE, hdr->identifier);
+ if (resp == NULL)
+ goto fail;
+
+ radius_msg_finish_acct_resp(resp, (u8 *) client->shared_secret,
+ client->shared_secret_len,
+ hdr->authenticator);
+
+ RADIUS_DEBUG("Reply to %s:%d", abuf, from_port);
+ if (wpa_debug_level <= MSG_MSGDUMP) {
+ radius_msg_dump(resp);
+ }
+ rbuf = radius_msg_get_buf(resp);
+ data->counters.acct_responses++;
+ client->counters.acct_responses++;
+ res = sendto(data->acct_sock, wpabuf_head(rbuf), wpabuf_len(rbuf), 0,
+ (struct sockaddr *) &from.ss, fromlen);
+ if (res < 0) {
+ wpa_printf(MSG_INFO, "sendto[RADIUS SRV]: %s",
+ strerror(errno));
+ }
+
+fail:
+ radius_msg_free(resp);
+ radius_msg_free(msg);
+ os_free(buf);
+}
+
+
static int radius_server_disable_pmtu_discovery(int s)
{
int r = -1;
return NULL;
}
+ if (conf->acct_port) {
+#ifdef CONFIG_IPV6
+ if (conf->ipv6)
+ data->acct_sock = radius_server_open_socket6(
+ conf->acct_port);
+ else
+#endif /* CONFIG_IPV6 */
+ data->acct_sock = radius_server_open_socket(conf->acct_port);
+ if (data->acct_sock < 0) {
+ wpa_printf(MSG_ERROR, "Failed to open UDP socket for RADIUS accounting server");
+ radius_server_deinit(data);
+ return NULL;
+ }
+ if (eloop_register_read_sock(data->acct_sock,
+ radius_server_receive_acct,
+ data, NULL)) {
+ radius_server_deinit(data);
+ return NULL;
+ }
+ } else {
+ data->acct_sock = -1;
+ }
+
return data;
}
close(data->auth_sock);
}
+ if (data->acct_sock >= 0) {
+ eloop_unregister_read_sock(data->acct_sock);
+ close(data->acct_sock);
+ }
+
radius_server_free_clients(data, data->clients);
os_free(data->pac_opaque_encr_key);
"radiusAuthServTotalMalformedAccessRequests=%u\n"
"radiusAuthServTotalBadAuthenticators=%u\n"
"radiusAuthServTotalPacketsDropped=%u\n"
- "radiusAuthServTotalUnknownTypes=%u\n",
+ "radiusAuthServTotalUnknownTypes=%u\n"
+ "radiusAccServTotalRequests=%u\n"
+ "radiusAccServTotalInvalidRequests=%u\n"
+ "radiusAccServTotalResponses=%u\n"
+ "radiusAccServTotalMalformedRequests=%u\n"
+ "radiusAccServTotalBadAuthenticators=%u\n"
+ "radiusAccServTotalUnknownTypes=%u\n",
data->counters.access_requests,
data->counters.invalid_requests,
data->counters.dup_access_requests,
data->counters.malformed_access_requests,
data->counters.bad_authenticators,
data->counters.packets_dropped,
- data->counters.unknown_types);
+ data->counters.unknown_types,
+ data->counters.acct_requests,
+ data->counters.invalid_acct_requests,
+ data->counters.acct_responses,
+ data->counters.malformed_acct_requests,
+ data->counters.acct_bad_authenticators,
+ data->counters.unknown_acct_types);
if (ret < 0 || ret >= end - pos) {
*pos = '\0';
return pos - buf;
"radiusAuthServMalformedAccessRequests=%u\n"
"radiusAuthServBadAuthenticators=%u\n"
"radiusAuthServPacketsDropped=%u\n"
- "radiusAuthServUnknownTypes=%u\n",
+ "radiusAuthServUnknownTypes=%u\n"
+ "radiusAccServTotalRequests=%u\n"
+ "radiusAccServTotalInvalidRequests=%u\n"
+ "radiusAccServTotalResponses=%u\n"
+ "radiusAccServTotalMalformedRequests=%u\n"
+ "radiusAccServTotalBadAuthenticators=%u\n"
+ "radiusAccServTotalUnknownTypes=%u\n",
idx,
abuf, mbuf,
cli->counters.access_requests,
cli->counters.malformed_access_requests,
cli->counters.bad_authenticators,
cli->counters.packets_dropped,
- cli->counters.unknown_types);
+ cli->counters.unknown_types,
+ cli->counters.acct_requests,
+ cli->counters.invalid_acct_requests,
+ cli->counters.acct_responses,
+ cli->counters.malformed_acct_requests,
+ cli->counters.acct_bad_authenticators,
+ cli->counters.unknown_acct_types);
if (ret < 0 || ret >= end - pos) {
*pos = '\0';
return pos - buf;
projects / mech_eap.git / blobdiff