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osmo-epdg: db: implemnet get_subscriber_id() to get the subscriber by unique_id 

The unique_id is given by strongswan to every IKE_SA
This commit is contained in:
Alexander Couzens 2024-02-18 18:21:16 +01:00
parent f01b88ad4b
commit a64286d662
2 changed files with 35 additions and 0 deletions
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29
src/libcharon/plugins/osmo_epdg/osmo_epdg_db.c
View File

@ -119,6 +119,34 @@ METHOD(osmo_epdg_db_t, get_subscriber_ike, osmo_epdg_ue_t *,
return this->public.get_subscriber(&this->public, imsi);
}
METHOD(osmo_epdg_db_t, get_subscriber_id, osmo_epdg_ue_t *,
private_osmo_epdg_db_t *this, uint32_t unique_id)
{
/* This could be optimize, but keep it is for now */
osmo_epdg_ue_t *ue = NULL;
enumerator_t *enumerator;
this->lock->read_lock(this->lock);
enumerator = this->subscribers_imsi->create_enumerator(this->subscribers_imsi);
while (enumerator->enumerate(enumerator, NULL, ue))
{
if (!ue)
{
continue;
}
if (ue->get_id(ue) == unique_id)
{
ue->get(ue);
goto out;
}
}
ue = NULL;
out:
this->lock->unlock(this->lock);
enumerator->destroy(enumerator);
return ue;
}
METHOD(osmo_epdg_db_t, remove_subscriber, void,
private_osmo_epdg_db_t *this, const char *imsi)
{
@ -160,6 +188,7 @@ osmo_epdg_db_t *osmo_epdg_db_create()
.create_subscriber = _create_subscriber,
.get_subscriber = _get_subscriber,
.get_subscriber_ike = _get_subscriber_ike,
.get_subscriber_id = _get_subscriber_id,
.remove_subscriber = _remove_subscriber,
.destroy = _destroy,
},

6
src/libcharon/plugins/osmo_epdg/osmo_epdg_db.h
View File

@ -55,6 +55,12 @@ struct osmo_epdg_db_t {
*/
osmo_epdg_ue_t *(*get_subscriber_ike)(osmo_epdg_db_t *this, ike_sa_t *ike_sa);
/**
* Get subscriber by unique id.
* NULL or UE object. The UE object need to called put() when not used.
*/
osmo_epdg_ue_t *(*get_subscriber_id)(osmo_epdg_db_t *this, uint32_t unique_id);
/**
* Remove a subscriber from the db.
*/