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requesting the same virtual IP on reauthentication

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This commit is contained in:
Martin Willi
2007-04-10 15:02:57 +00:00
parent d3e1da2378
commit 00ccb87671
2 changed files with 68 additions and 51 deletions
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src/charon/sa/ike_sa.c
+54 -49
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@@ -1151,6 +1151,55 @@ static void set_other_id(private_ike_sa_t *this, identification_t *other)
this->other_id = other;
}
/**
* Implementation of ike_sa_t.set_virtual_ip
*/
static void set_virtual_ip(private_ike_sa_t *this, bool local, host_t *ip)
{
if (local)
{
DBG1(DBG_IKE, "installing new virtual IP %H", ip);
if (this->my_virtual_ip)
{
DBG1(DBG_IKE, "removing old virtual IP %H", this->my_virtual_ip);
charon->kernel_interface->del_ip(charon->kernel_interface,
this->my_virtual_ip,
this->my_host);
this->my_virtual_ip->destroy(this->my_virtual_ip);
}
if (charon->kernel_interface->add_ip(charon->kernel_interface, ip,
this->my_host) == SUCCESS)
{
this->my_virtual_ip = ip->clone(ip);
}
else
{
DBG1(DBG_IKE, "installing virtual IP %H failed", ip);
this->my_virtual_ip = NULL;
}
}
else
{
DESTROY_IF(this->other_virtual_ip);
this->other_virtual_ip = ip->clone(ip);
}
}
/**
* Implementation of ike_sa_t.get_virtual_ip
*/
static host_t* get_virtual_ip(private_ike_sa_t *this, bool local)
{
if (local)
{
return this->my_virtual_ip;
}
else
{
return this->other_virtual_ip;
}
}
/**
* Implementation of ike_sa_t.derive_keys.
*/
@@ -1494,6 +1543,11 @@ static void reestablish(private_ike_sa_t *this)
set_peer_cfg(other, this->peer_cfg);
other->other_host->destroy(other->other_host);
other->other_host = this->other_host->clone(this->other_host);
if (this->my_virtual_ip)
{
/* if we already have a virtual IP, we reuse it */
set_virtual_ip(other, TRUE, this->my_virtual_ip);
}
if (this->state == IKE_ESTABLISHED)
{
@@ -1619,55 +1673,6 @@ static void enable_natt(private_ike_sa_t *this, bool local)
}
}
/**
* Implementation of ike_sa_t.set_virtual_ip
*/
static void set_virtual_ip(private_ike_sa_t *this, bool local, host_t *ip)
{
if (local)
{
DBG1(DBG_IKE, "installing new virtual IP %H", ip);
if (this->my_virtual_ip)
{
DBG1(DBG_IKE, "removing old virtual IP %H", this->my_virtual_ip);
charon->kernel_interface->del_ip(charon->kernel_interface,
this->my_virtual_ip,
this->my_host);
this->my_virtual_ip->destroy(this->my_virtual_ip);
}
if (charon->kernel_interface->add_ip(charon->kernel_interface, ip,
this->my_host) == SUCCESS)
{
this->my_virtual_ip = ip->clone(ip);
}
else
{
DBG1(DBG_IKE, "installing virtual IP %H failed", ip);
this->my_virtual_ip = NULL;
}
}
else
{
DESTROY_IF(this->other_virtual_ip);
this->other_virtual_ip = ip->clone(ip);
}
}
/**
* Implementation of ike_sa_t.get_virtual_ip
*/
static host_t* get_virtual_ip(private_ike_sa_t *this, bool local)
{
if (local)
{
return this->my_virtual_ip;
}
else
{
return this->other_virtual_ip;
}
}
/**
* Implementation of ike_sa_t.remove_dns_server
*/