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Pass the full list of pools to acquire_address, enumerate in providers

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If the provider has access to the full pool list, it can enumerate
them twice, for example to search for existing leases first, and
only search for new leases in a second step.

Fixes lease enumeration in attr-sql using multiple pools.
This commit is contained in:
Martin Willi
2012-09-11 16:18:28 +02:00
parent dc7b79d8a5
commit 594c58e111
10 changed files with 109 additions and 73 deletions
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src/libcharon/plugins/dhcp/dhcp_provider.c
+20 -8
View File
@@ -81,18 +81,29 @@ static uintptr_t hash_transaction(dhcp_transaction_t *transaction)
}
METHOD(attribute_provider_t, acquire_address, host_t*,
private_dhcp_provider_t *this, char *pool,
private_dhcp_provider_t *this, linked_list_t *pools,
identification_t *id, host_t *requested)
{
if (streq(pool, "dhcp") && requested->get_family(requested) == AF_INET)
{
dhcp_transaction_t *transaction, *old;
host_t *vip;
dhcp_transaction_t *transaction, *old;
enumerator_t *enumerator;
char *pool;
host_t *vip = NULL;
if (requested->get_family(requested) != AF_INET)
{
return NULL;
}
enumerator = pools->create_enumerator(pools);
while (enumerator->enumerate(enumerator, &pool))
{
if (!streq(pool, "dhcp"))
{
continue;
}
transaction = this->socket->enroll(this->socket, id);
if (!transaction)
{
return NULL;
continue;
}
vip = transaction->get_address(transaction);
vip = vip->clone(vip);
@@ -101,9 +112,10 @@ METHOD(attribute_provider_t, acquire_address, host_t*,
(void*)hash_transaction(transaction), transaction);
this->mutex->unlock(this->mutex);
DESTROY_IF(old);
return vip;
break;
}
return NULL;
enumerator->destroy(enumerator);
return vip;
}
METHOD(attribute_provider_t, release_address, bool,