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-rw-r--r--src/vcl/vppcom.c123
1 files changed, 104 insertions, 19 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c
index c0b09e833d7..58de9aeea22 100644
--- a/src/vcl/vppcom.c
+++ b/src/vcl/vppcom.c
@@ -203,6 +203,13 @@ typedef struct vce_event_connect_request_
u32 accepted_session_index;
} vce_event_connect_request_t;
+typedef struct vppcom_session_listener
+{
+ vppcom_session_listener_cb user_cb;
+ vppcom_session_listener_errcb user_errcb;
+ void *user_cb_data;
+} vppcom_session_listener_t;
+
typedef struct vppcom_main_t_
{
u8 init;
@@ -436,10 +443,69 @@ write_elog (void)
}
+static inline void
+vppcom_send_accept_session_reply (u64 handle, u32 context, int retval)
+{
+ vl_api_accept_session_reply_t *rmp;
+
+ rmp = vl_msg_api_alloc (sizeof (*rmp));
+ memset (rmp, 0, sizeof (*rmp));
+ rmp->_vl_msg_id = ntohs (VL_API_ACCEPT_SESSION_REPLY);
+ rmp->retval = htonl (retval);
+ rmp->context = context;
+ rmp->handle = handle;
+ vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & rmp);
+}
+
/*
* VPPCOM Event Functions
*/
+void
+vce_registered_listener_connect_handler_fn (void *arg)
+{
+ vce_event_handler_reg_t *reg = (vce_event_handler_reg_t *) arg;
+ vce_event_connect_request_t *ecr;
+ vce_event_t *ev;
+ vppcom_endpt_t ep;
+
+ session_t *new_session;
+ int rv;
+
+ vppcom_session_listener_t *session_listener =
+ (vppcom_session_listener_t *) reg->handler_fn_args;
+
+ ev = vce_get_event_from_index (&vcm->event_thread, reg->ev_idx);
+
+ ecr = (vce_event_connect_request_t *) ev->data;
+ VCL_LOCK_AND_GET_SESSION (ecr->accepted_session_index, &new_session);
+
+
+ ep.is_ip4 = new_session->peer_addr.is_ip4;
+ ep.port = new_session->peer_port;
+ if (new_session->peer_addr.is_ip4)
+ clib_memcpy (&ep.ip, &new_session->peer_addr.ip46.ip4,
+ sizeof (ip4_address_t));
+ else
+ clib_memcpy (&ep.ip, &new_session->peer_addr.ip46.ip6,
+ sizeof (ip6_address_t));
+
+ vppcom_send_accept_session_reply (new_session->vpp_handle,
+ new_session->client_context,
+ 0 /* retval OK */ );
+ clib_spinlock_unlock (&vcm->sessions_lockp);
+
+ (session_listener->user_cb) (ecr->accepted_session_index, &ep,
+ session_listener->user_cb_data);
+
+ /*TODO - Unregister check in close for this listener */
+
+ return;
+
+done:
+ ASSERT (0); // If we can't get a lock or accepted session fails, lets blow up.
+}
+
/**
* * @brief vce_connect_request_handler_fn
* - used for listener sessions
@@ -1250,20 +1316,6 @@ format_ip46_address (u8 * s, va_list * args)
format (s, "%U", format_ip6_address, &ip46->ip6);
}
-static inline void
-vppcom_send_accept_session_reply (u64 handle, u32 context, int retval)
-{
- vl_api_accept_session_reply_t *rmp;
-
- rmp = vl_msg_api_alloc (sizeof (*rmp));
- memset (rmp, 0, sizeof (*rmp));
- rmp->_vl_msg_id = ntohs (VL_API_ACCEPT_SESSION_REPLY);
- rmp->retval = htonl (retval);
- rmp->context = context;
- rmp->handle = handle;
- vl_msg_api_send_shmem (vcm->vl_input_queue, (u8 *) & rmp);
-}
-
static void
vl_api_accept_session_t_handler (vl_api_accept_session_t * mp)
{
@@ -2682,6 +2734,39 @@ done:
}
int
+vppcom_session_register_listener (uint32_t session_index,
+ vppcom_session_listener_cb cb,
+ vppcom_session_listener_errcb
+ errcb, uint8_t flags, int q_len, void *ptr)
+{
+ int rv = VPPCOM_OK;
+ vce_event_key_t evk;
+ vppcom_session_listener_t *listener_args;
+
+ rv = vppcom_session_listen (session_index, q_len);
+ if (rv)
+ {
+ goto done;
+ }
+
+
+ /* Register handler for connect_request event on listen_session_index */
+ listener_args = clib_mem_alloc (sizeof (vppcom_session_listener_t));
+ listener_args->user_cb = cb;
+ listener_args->user_cb_data = ptr;
+ listener_args->user_errcb = errcb;
+
+ evk.session_index = session_index;
+ evk.eid = VCL_EVENT_CONNECT_REQ_ACCEPTED;
+ (void) vce_register_handler (&vcm->event_thread, &evk,
+ vce_registered_listener_connect_handler_fn,
+ listener_args);
+
+done:
+ return rv;
+}
+
+int
validate_args_session_accept_ (session_t * listen_session)
{
u32 listen_session_index = listen_session - vcm->sessions;
@@ -2752,10 +2837,8 @@ vppcom_session_accept (uint32_t listen_session_index, vppcom_endpt_t * ep,
evk.session_index = listen_session_index;
evk.eid = VCL_EVENT_CONNECT_REQ_ACCEPTED;
reg = vce_register_handler (&vcm->event_thread, &evk,
- vce_connect_request_handler_fn);
-
+ vce_connect_request_handler_fn, 0);
ev = vce_get_event_from_index (&vcm->event_thread, reg->ev_idx);
-
pthread_mutex_lock (&reg->handler_lock);
while (!ev)
{
@@ -3477,7 +3560,8 @@ vppcom_select (unsigned long n_bits, unsigned long *read_map,
reg = vce_get_event_handler (&vcm->event_thread, &evk);
if (!reg)
reg = vce_register_handler (&vcm->event_thread, &evk,
- vce_poll_wait_connect_request_handler_fn);
+ vce_poll_wait_connect_request_handler_fn,
+ 0 /* No callback args */);
rv = vppcom_session_read_ready (session, session_index);
if (rv > 0)
{
@@ -3796,7 +3880,8 @@ vppcom_epoll_ctl (uint32_t vep_idx, int op, uint32_t session_index,
evk.eid = VCL_EVENT_CONNECT_REQ_ACCEPTED;
vep_session->poll_reg =
vce_register_handler (&vcm->event_thread, &evk,
- vce_poll_wait_connect_request_handler_fn);
+ vce_poll_wait_connect_request_handler_fn,
+ 0 /* No callback args */ );
}
if (VPPCOM_DEBUG > 1)
clib_warning ("VCL<%d>: EPOLL_CTL_ADD: vep_idx %u, "