eap-radius: Add unclaimed IPs to Accounting-Stop messages

Some RADIUS servers may use these to release them early.
This commit is contained in:
Tobias Brunner
2018-12-18 10:28:51 +01:00
parent 0407d72acf
commit 2de6d9d8d3
@@ -1,5 +1,5 @@
/*
* Copyright (C) 2015-2017 Tobias Brunner
* Copyright (C) 2015-2018 Tobias Brunner
* HSR Hochschule fuer Technik Rapperswil
*
* Copyright (C) 2012 Martin Willi
@@ -17,6 +17,7 @@
*/
#include "eap_radius_accounting.h"
#include "eap_radius_provider.h"
#include "eap_radius_plugin.h"
#include <time.h>
@@ -460,6 +461,37 @@ static void add_ike_sa_parameters(private_eap_radius_accounting_t *this,
enumerator->destroy(enumerator);
}
/**
* Add any unclaimed IP addresses to the message
*/
static void add_unclaimed_ips(radius_message_t *message, ike_sa_t *ike_sa)
{
eap_radius_provider_t *provider;
enumerator_t *enumerator;
host_t *vip;
provider = eap_radius_provider_get();
enumerator = provider->clear_unclaimed(provider,
ike_sa->get_unique_id(ike_sa));
while (enumerator->enumerate(enumerator, &vip))
{
switch (vip->get_family(vip))
{
case AF_INET:
message->add(message, RAT_FRAMED_IP_ADDRESS,
vip->get_address(vip));
break;
case AF_INET6:
message->add(message, RAT_FRAMED_IPV6_ADDRESS,
vip->get_address(vip));
break;
default:
break;
}
}
enumerator->destroy(enumerator);
}
/**
* Add the Class attributes received in the Access-Accept message to the
* RADIUS accounting message
@@ -790,6 +822,7 @@ static void send_stop(private_eap_radius_accounting_t *this, ike_sa_t *ike_sa)
chunk_create(entry->sid, strlen(entry->sid)));
add_class_attributes(message, entry);
add_ike_sa_parameters(this, message, ike_sa);
add_unclaimed_ips(message, ike_sa);
value = htonl(entry->usage.bytes.sent);
message->add(message, RAT_ACCT_OUTPUT_OCTETS, chunk_from_thing(value));
@@ -816,7 +849,6 @@ static void send_stop(private_eap_radius_accounting_t *this, ike_sa_t *ike_sa)
value = htonl(time_monotonic(NULL) - entry->created);
message->add(message, RAT_ACCT_SESSION_TIME, chunk_from_thing(value));
value = htonl(entry->cause);
message->add(message, RAT_ACCT_TERMINATE_CAUSE, chunk_from_thing(value));