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Copy User-Name/CUI from RADIUS ACL to STA entry

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Signed-hostap: Michael Braun <michael-dev@fami-braun.de>
This commit is contained in:
Michael Braun 2012-08-19 14:20:10 +03:00 committed by Jouni Malinen
parent 35eeaac324
commit 2092597fee
5 changed files with 53 additions and 5 deletions
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12
src/ap/ieee802_11.c
View File

@ -311,6 +311,8 @@ static void handle_auth(struct hostapd_data *hapd,
int has_psk = 0;
u8 resp_ies[2 + WLAN_AUTH_CHALLENGE_LEN];
size_t resp_ies_len = 0;
char *identity = NULL;
char *radius_cui = NULL;
if (len < IEEE80211_HDRLEN + sizeof(mgmt->u.auth)) {
printf("handle_auth - too short payload (len=%lu)\n",
@ -372,7 +374,7 @@ static void handle_auth(struct hostapd_data *hapd,
res = hostapd_allowed_address(hapd, mgmt->sa, (u8 *) mgmt, len,
&session_timeout,
&acct_interim_interval, &vlan_id,
psk, &has_psk);
psk, &has_psk, &identity, &radius_cui);
if (res == HOSTAPD_ACL_REJECT) {
printf("Station " MACSTR " not allowed to authenticate.\n",
@ -421,6 +423,11 @@ static void handle_auth(struct hostapd_data *hapd,
sta->psk = NULL;
}
sta->identity = identity;
identity = NULL;
sta->radius_cui = radius_cui;
radius_cui = NULL;
sta->flags &= ~WLAN_STA_PREAUTH;
ieee802_1x_notify_pre_auth(sta->eapol_sm, 0);
@ -482,6 +489,9 @@ static void handle_auth(struct hostapd_data *hapd,
}
fail:
os_free(identity);
os_free(radius_cui);
send_auth_reply(hapd, mgmt->sa, mgmt->bssid, auth_alg,
auth_transaction + 1, resp, resp_ies, resp_ies_len);
}

38
src/ap/ieee802_11_auth.c
View File

@ -77,7 +77,8 @@ static void hostapd_acl_cache_free(struct hostapd_cached_radius_acl *acl_cache)
static int hostapd_acl_cache_get(struct hostapd_data *hapd, const u8 *addr,
u32 *session_timeout,
u32 *acct_interim_interval, int *vlan_id,
u8 *psk, int *has_psk)
u8 *psk, int *has_psk, char **identity,
char **radius_cui)
{
struct hostapd_cached_radius_acl *entry;
struct os_time now;
@ -102,6 +103,18 @@ static int hostapd_acl_cache_get(struct hostapd_data *hapd, const u8 *addr,
os_memcpy(psk, entry->psk, PMK_LEN);
if (has_psk)
*has_psk = entry->has_psk;
if (identity) {
if (entry->identity)
*identity = os_strdup(entry->identity);
else
*identity = NULL;
}
if (radius_cui) {
if (entry->radius_cui)
*radius_cui = os_strdup(entry->radius_cui);
else
*radius_cui = NULL;
}
return entry->accepted;
}
@ -189,12 +202,18 @@ static int hostapd_radius_acl_query(struct hostapd_data *hapd, const u8 *addr,
* @vlan_id: Buffer for returning VLAN ID
* @psk: Buffer for returning WPA PSK
* @has_psk: Buffer for indicating whether psk was filled
* @identity: Buffer for returning identity (from RADIUS)
* @radius_cui: Buffer for returning CUI (from RADIUS)
* Returns: HOSTAPD_ACL_ACCEPT, HOSTAPD_ACL_REJECT, or HOSTAPD_ACL_PENDING
*
* The caller is responsible for freeing the returned *identity and *radius_cui
* values with os_free().
*/
int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
const u8 *msg, size_t len, u32 *session_timeout,
u32 *acct_interim_interval, int *vlan_id,
u8 *psk, int *has_psk)
u8 *psk, int *has_psk, char **identity,
char **radius_cui)
{
if (session_timeout)
*session_timeout = 0;
@ -206,6 +225,10 @@ int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
*has_psk = 0;
if (psk)
os_memset(psk, 0, PMK_LEN);
if (identity)
*identity = NULL;
if (radius_cui)
*radius_cui = NULL;
if (hostapd_maclist_found(hapd->conf->accept_mac,
hapd->conf->num_accept_mac, addr, vlan_id))
@ -230,7 +253,8 @@ int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
/* Check whether ACL cache has an entry for this station */
int res = hostapd_acl_cache_get(hapd, addr, session_timeout,
acct_interim_interval,
vlan_id, psk, has_psk);
vlan_id, psk, has_psk,
identity, radius_cui);
if (res == HOSTAPD_ACL_ACCEPT ||
res == HOSTAPD_ACL_ACCEPT_TIMEOUT)
return res;
@ -242,6 +266,14 @@ int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
if (os_memcmp(query->addr, addr, ETH_ALEN) == 0) {
/* pending query in RADIUS retransmit queue;
* do not generate a new one */
if (identity) {
os_free(*identity);
*identity = NULL;
}
if (radius_cui) {
os_free(*radius_cui);
*radius_cui = NULL;
}
return HOSTAPD_ACL_PENDING;
}
query = query->next;

3
src/ap/ieee802_11_auth.h
View File

@ -19,7 +19,8 @@ enum {
int hostapd_allowed_address(struct hostapd_data *hapd, const u8 *addr,
const u8 *msg, size_t len, u32 *session_timeout,
u32 *acct_interim_interval, int *vlan_id,
u8 *psk, int *has_psk);
u8 *psk, int *has_psk, char **identity,
char **radius_cui);
int hostapd_acl_init(struct hostapd_data *hapd);
void hostapd_acl_deinit(struct hostapd_data *hapd);

2
src/ap/sta_info.c
View File

@ -235,6 +235,8 @@ void ap_free_sta(struct hostapd_data *hapd, struct sta_info *sta)
os_free(sta->ht_capabilities);
os_free(sta->psk);
os_free(sta->identity);
os_free(sta->radius_cui);
os_free(sta);
}

3
src/ap/sta_info.h
View File

@ -97,6 +97,9 @@ struct sta_info {
int vlan_id;
u8 *psk; /* PSK from RADIUS authentication server */
char *identity; /* User-Name from RADIUS */
char *radius_cui; /* Chargeable-User-Identity from RADIUS */
struct ieee80211_ht_capabilities *ht_capabilities;
struct ieee80211_vht_capabilities *vht_capabilities;