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RPKI: move rtr_change_socket_state() to proto/rpki/rtr.c

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This commit is contained in:
Pavel Tvrdík 2015-12-23 14:40:43 +01:00
parent b06964dfc0
commit e138152c6f
5 changed files with 96 additions and 95 deletions
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92
proto/rpki/packets.c
View File

@ -211,98 +211,6 @@ pfx_table_src_remove(struct rpki_cache *cache)
roa_flush(cache->p->cf->roa_table_cf->table, cache->roa_src);
}
void
rtr_change_socket_state(struct rtr_socket *rtr_socket, const enum rtr_socket_state new_state)
{
const enum rtr_socket_state old_state = rtr_socket->state;
if (old_state == new_state)
return;
rtr_socket->state = new_state;
struct rpki_cache *cache = rtr_socket->cache;
CACHE_TRACE(D_EVENTS, cache, "Change state %s -> %s", rtr_state_to_str(old_state), rtr_state_to_str(new_state));
switch (new_state)
{
case RTR_CONNECTING:
if (cache->sk == NULL || cache->sk->fd < 0)
{
if (rpki_open_connection(cache) == TR_SUCCESS)
cache->rtr_socket->state = RTR_SYNC; /* Need call a setup the bird socket in io.c loop */
}
else
rtr_change_socket_state(rtr_socket, RTR_SYNC);
break;
case RTR_ESTABLISHED:
/* Connection is established, socket is waiting for a Serial Notify or expiration of the refresh_interval timer */
break;
case RTR_RESET:
/* Resetting RTR connection. */
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_change_socket_state(rtr_socket, RTR_SYNC);
break;
case RTR_SYNC:
/* Requesting for receive validation records from the RTR server. */
if (rtr_socket->request_session_id)
{
//change to state RESET, if socket dont has a session_id
if (rtr_send_reset_query(cache) != RTR_SUCCESS)
rtr_change_socket_state(rtr_socket, RTR_ERROR_FATAL);
}
else
{
//if we already have a session_id, send a serial query and start to sync
if (rtr_send_serial_query(cache) != RTR_SUCCESS)
rtr_change_socket_state(rtr_socket, RTR_ERROR_FATAL);
}
break;
case RTR_ERROR_NO_INCR_UPDATE_AVAIL:
/* Server was unable to answer the last serial or reset query. */
rtr_purge_records_if_outdated(cache);
/* Fall through */
case RTR_ERROR_NO_DATA_AVAIL:
/* No validation records are available on the RTR server. */
rtr_change_socket_state(rtr_socket, RTR_RESET);
break;
case RTR_ERROR_FATAL:
/* Fatal protocol error occurred. */
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_socket->last_update = 0;
pfx_table_src_remove(cache);
/* Fall through */
case RTR_ERROR_TRANSPORT:
/* Error on the transport socket occurred. */
rpki_close_connection(cache);
rtr_schedule_next_retry(cache);
break;
case RTR_FAST_RECONNECT:
/* Reconnect without any waiting period */
rpki_close_connection(cache);
rtr_change_socket_state(rtr_socket, RTR_CONNECTING);
break;
case RTR_SHUTDOWN:
/* RTR Socket is stopped. */
rpki_close_connection(cache);
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_socket->last_update = 0;
pfx_table_src_remove(cache);
break;
};
}
static void rtr_pdu_to_network_byte_order(void *pdu)
{

1
proto/rpki/packets.h
View File

@ -26,7 +26,6 @@
#define RPKI_RECV_TIMEOUT 60
#define RPKI_SEND_TIMEOUT 60
void rtr_change_socket_state(struct rtr_socket *rtr_socket, const enum rtr_socket_state new_state);
int rtr_sync(struct rpki_cache *cache);
int rtr_wait_for_sync(struct rpki_cache *cache);
int rtr_send_serial_query(struct rpki_cache *cache);

1
proto/rpki/rpki.c
View File

@ -253,7 +253,6 @@ static void
rpki_remove_cache_from_group(struct rpki_cache *cache)
{
rem2_node(&cache->n);
}
static void

93
proto/rpki/rtr.c
View File

@ -91,6 +91,99 @@ rtr_state_to_str(enum rtr_socket_state state)
return rtr_socket_str_states[state];
}
void
rtr_change_socket_state(struct rtr_socket *rtr_socket, const enum rtr_socket_state new_state)
{
const enum rtr_socket_state old_state = rtr_socket->state;
if (old_state == new_state)
return;
rtr_socket->state = new_state;
struct rpki_cache *cache = rtr_socket->cache;
CACHE_TRACE(D_EVENTS, cache, "Change state %s -> %s", rtr_state_to_str(old_state), rtr_state_to_str(new_state));
switch (new_state)
{
case RTR_CONNECTING:
if (cache->sk == NULL || cache->sk->fd < 0)
{
if (rpki_open_connection(cache) == TR_SUCCESS)
cache->rtr_socket->state = RTR_SYNC; /* Need call a setup the bird socket in io.c loop */
}
else
rtr_change_socket_state(rtr_socket, RTR_SYNC);
break;
case RTR_ESTABLISHED:
/* Connection is established, socket is waiting for a Serial Notify or expiration of the refresh_interval timer */
break;
case RTR_RESET:
/* Resetting RTR connection. */
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_change_socket_state(rtr_socket, RTR_SYNC);
break;
case RTR_SYNC:
/* Requesting for receive validation records from the RTR server. */
if (rtr_socket->request_session_id)
{
//change to state RESET, if socket dont has a session_id
if (rtr_send_reset_query(cache) != RTR_SUCCESS)
rtr_change_socket_state(rtr_socket, RTR_ERROR_FATAL);
}
else
{
//if we already have a session_id, send a serial query and start to sync
if (rtr_send_serial_query(cache) != RTR_SUCCESS)
rtr_change_socket_state(rtr_socket, RTR_ERROR_FATAL);
}
break;
case RTR_ERROR_NO_INCR_UPDATE_AVAIL:
/* Server was unable to answer the last serial or reset query. */
rtr_purge_records_if_outdated(cache);
/* Fall through */
case RTR_ERROR_NO_DATA_AVAIL:
/* No validation records are available on the RTR server. */
rtr_change_socket_state(rtr_socket, RTR_RESET);
break;
case RTR_ERROR_FATAL:
/* Fatal protocol error occurred. */
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_socket->last_update = 0;
pfx_table_src_remove(cache);
/* Fall through */
case RTR_ERROR_TRANSPORT:
/* Error on the transport socket occurred. */
rpki_close_connection(cache);
rtr_schedule_next_retry(cache);
break;
case RTR_FAST_RECONNECT:
/* Reconnect without any waiting period */
rpki_close_connection(cache);
rtr_change_socket_state(rtr_socket, RTR_CONNECTING);
break;
case RTR_SHUTDOWN:
/* RTR Socket is stopped. */
rpki_close_connection(cache);
rtr_socket->request_session_id = true;
rtr_socket->serial_number = 0;
rtr_socket->last_update = 0;
pfx_table_src_remove(cache);
break;
};
}
/*
* Timers
*/

4
proto/rpki/rtr.h
View File

@ -129,10 +129,12 @@ void rtr_stop(struct rtr_socket *rtr_socket);
*/
const char *rtr_state_to_str(enum rtr_socket_state state);
void rtr_purge_records_if_outdated(struct rpki_cache *cache);
void rtr_change_socket_state(struct rtr_socket *rtr_socket, const enum rtr_socket_state new_state);
void rpki_retry_hook(struct timer *tm);
void rpki_expire_hook(struct timer *tm);
void rpki_refresh_hook(struct timer *tm);
void rtr_purge_records_if_outdated(struct rpki_cache *cache);
void rtr_schedule_next_refresh(struct rpki_cache *cache);
void rtr_schedule_next_retry(struct rpki_cache *cache);