kernel-netlink: Remove the unused policy_history flag

This was used with pluto, which had its own policy tracking.
This commit is contained in:
Tobias Brunner
2015-11-10 15:42:16 +01:00
parent db61c37690
commit e265839093
@@ -317,11 +317,6 @@ struct private_kernel_netlink_ipsec_t {
*/ */
bool proto_port_transport; bool proto_port_transport;
/**
* Whether to track the history of a policy
*/
bool policy_history;
/** /**
* Whether to always use UPDATE to install policies * Whether to always use UPDATE to install policies
*/ */
@@ -2352,26 +2347,19 @@ METHOD(kernel_ipsec_t, add_policy, status_t,
dst_ts, mark, sa); dst_ts, mark, sa);
assigned_sa->priority = get_priority(policy, priority); assigned_sa->priority = get_priority(policy, priority);
if (this->policy_history) /* insert the SA according to its priority */
{ /* insert the SA according to its priority */ enumerator = policy->used_by->create_enumerator(policy->used_by);
enumerator = policy->used_by->create_enumerator(policy->used_by); while (enumerator->enumerate(enumerator, (void**)&current_sa))
while (enumerator->enumerate(enumerator, (void**)&current_sa)) {
if (current_sa->priority >= assigned_sa->priority)
{ {
if (current_sa->priority >= assigned_sa->priority) break;
{
break;
}
update = FALSE;
} }
policy->used_by->insert_before(policy->used_by, enumerator, update = FALSE;
assigned_sa);
enumerator->destroy(enumerator);
}
else
{ /* simply insert it last and only update if it is not installed yet */
policy->used_by->insert_last(policy->used_by, assigned_sa);
update = !found;
} }
policy->used_by->insert_before(policy->used_by, enumerator,
assigned_sa);
enumerator->destroy(enumerator);
if (!update) if (!update)
{ /* we don't update the policy if the priority is lower than that of { /* we don't update the policy if the priority is lower than that of
@@ -2525,28 +2513,20 @@ METHOD(kernel_ipsec_t, del_policy, status_t,
return NOT_FOUND; return NOT_FOUND;
} }
if (this->policy_history) /* remove mapping to SA by reqid and priority */
{ /* remove mapping to SA by reqid and priority */ priority = get_priority(current, prio);
priority = get_priority(current, prio); enumerator = current->used_by->create_enumerator(current->used_by);
enumerator = current->used_by->create_enumerator(current->used_by); while (enumerator->enumerate(enumerator, (void**)&mapping))
while (enumerator->enumerate(enumerator, (void**)&mapping)) {
if (priority == mapping->priority)
{ {
if (priority == mapping->priority) current->used_by->remove_at(current->used_by, enumerator);
{ policy_sa_destroy(mapping, &direction, this);
current->used_by->remove_at(current->used_by, enumerator); break;
policy_sa_destroy(mapping, &direction, this);
break;
}
is_installed = FALSE;
} }
enumerator->destroy(enumerator);
}
else
{ /* remove one of the SAs but don't update the policy */
current->used_by->remove_last(current->used_by, (void**)&mapping);
policy_sa_destroy(mapping, &direction, this);
is_installed = FALSE; is_installed = FALSE;
} }
enumerator->destroy(enumerator);
if (current->used_by->get_count(current->used_by) > 0) if (current->used_by->get_count(current->used_by) > 0)
{ /* policy is used by more SAs, keep in kernel */ { /* policy is used by more SAs, keep in kernel */
@@ -2915,7 +2895,6 @@ kernel_netlink_ipsec_t *kernel_netlink_ipsec_create()
(hashtable_equals_t)ipsec_sa_equals, 32), (hashtable_equals_t)ipsec_sa_equals, 32),
.bypass = array_create(sizeof(bypass_t), 0), .bypass = array_create(sizeof(bypass_t), 0),
.mutex = mutex_create(MUTEX_TYPE_DEFAULT), .mutex = mutex_create(MUTEX_TYPE_DEFAULT),
.policy_history = TRUE,
.policy_update = lib->settings->get_bool(lib->settings, .policy_update = lib->settings->get_bool(lib->settings,
"%s.plugins.kernel-netlink.policy_update", FALSE, lib->ns), "%s.plugins.kernel-netlink.policy_update", FALSE, lib->ns),
.install_routes = lib->settings->get_bool(lib->settings, .install_routes = lib->settings->get_bool(lib->settings,