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EAP-TLS server: Update user information based on serial number

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This allows EAP user database entries for "cert-<serial number>" to be
used for client certificate based parameters when using EAP-TLS. This
commit addresses only the full authentication case and TLS session
resumption is not yet covered.

Signed-off-by: Jouni Malinen <jouni@codeaurora.org>
This commit is contained in:
Jouni Malinen 2018-12-03 23:29:56 +02:00 committed by Jouni Malinen
parent 9da196adf9
commit 11adf76a71
1 changed files with 19 additions and 0 deletions
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19
src/eap_server/eap_server_tls.c
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@ -22,6 +22,7 @@ struct eap_tls_data {
enum { START, CONTINUE, SUCCESS, FAILURE } state;
int established;
u8 eap_type;
int phase2;
};
@ -85,6 +86,8 @@ static void * eap_tls_init(struct eap_sm *sm)
data->eap_type = EAP_TYPE_TLS;
data->phase2 = sm->init_phase2;
return data;
}
@ -202,6 +205,20 @@ check_established:
wpa_printf(MSG_DEBUG, "EAP-TLS: Done");
eap_tls_state(data, SUCCESS);
eap_tls_valid_session(sm, data);
if (sm->serial_num) {
char user[128];
int user_len;
user_len = os_snprintf(user, sizeof(user), "cert-%s",
sm->serial_num);
if (eap_user_get(sm, (const u8 *) user, user_len,
data->phase2) < 0)
wpa_printf(MSG_DEBUG,
"EAP-TLS: No user entry found based on the serial number of the client certificate ");
else
wpa_printf(MSG_DEBUG,
"EAP-TLS: Updated user entry based on the serial number of the client certificate ");
}
}
return res;
@ -288,6 +305,8 @@ static void eap_tls_process(struct eap_sm *sm, void *priv,
"EAP-TLS: Resuming previous session");
eap_tls_state(data, SUCCESS);
tls_connection_set_success_data_resumed(data->ssl.conn);
/* TODO: Cache serial number with session and update EAP user
* information based on the cached serial number */
}