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authorNeale Ranns <nranns@cisco.com>2018-06-04 18:41:24 -0700
committerJohn Lo <loj@cisco.com>2018-06-08 23:11:02 +0000
commitf12dad658d03030d1a61ba970e27c8f01763f2e0 (patch)
treef1abcab45724641e78b7d1733905626989a59b52 /src/vnet/ip
parent81119e86bdf47f41f06218f91e52024bc4d00e7c (diff)
Add reaper functions to want events APIs (VPP-1304)
Change-Id: Iaeb52d94cb6da63ee93af7c1cf2dade6046cba1d Signed-off-by: Neale Ranns <nranns@cisco.com>
Diffstat (limited to 'src/vnet/ip')
-rw-r--r--src/vnet/ip/ip6_neighbor.c12
-rw-r--r--src/vnet/ip/ip_api.c127
2 files changed, 135 insertions, 4 deletions
diff --git a/src/vnet/ip/ip6_neighbor.c b/src/vnet/ip/ip6_neighbor.c
index a76decf3431..fe78eae8e5b 100644
--- a/src/vnet/ip/ip6_neighbor.c
+++ b/src/vnet/ip/ip6_neighbor.c
@@ -4780,11 +4780,17 @@ vnet_add_del_ip6_nd_change_event (vnet_main_t * vnm,
return VNET_API_ERROR_ENTRY_ALREADY_EXISTS;
pool_get (nm->mac_changes, mc);
+ /* *INDENT-OFF* */
*mc = (pending_resolution_t)
{
- .next_index = ~0,.node_index = node_index,.type_opaque =
- type_opaque,.data = data,.data_callback = data_callback,.pid =
- pid,};
+ .next_index = ~0,
+ .node_index = node_index,
+ .type_opaque = type_opaque,
+ .data = data,
+ .data_callback = data_callback,
+ .pid = pid,
+ };
+ /* *INDENT-ON* */
/* Insert new resolution at the end of the list */
u32 new_idx = mc - nm->mac_changes;
diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c
index 8464b1ddc98..48e523f381a 100644
--- a/src/vnet/ip/ip_api.c
+++ b/src/vnet/ip/ip_api.c
@@ -2152,7 +2152,7 @@ handle_ip4_arp_event (u32 pool_index)
}
}
-void
+static void
handle_ip6_nd_event (u32 pool_index)
{
vpe_api_main_t *vam = &vpe_api_main;
@@ -2587,6 +2587,58 @@ reply:
REPLY_MACRO (VL_API_WANT_IP4_ARP_EVENTS_REPLY);
}
+static clib_error_t *
+want_ip4_arp_events_reaper (u32 client_index)
+{
+ vpe_client_registration_t *rp;
+ vl_api_ip4_arp_event_t *event;
+ u32 *to_delete, *event_id;
+ vpe_api_main_t *am;
+ vnet_main_t *vnm;
+ uword *p;
+
+ am = &vpe_api_main;
+ vnm = vnet_get_main ();
+ to_delete = NULL;
+
+ /* clear out all of its pending resolutions */
+ /* *INDENT-OFF* */
+ pool_foreach(event, am->arp_events,
+ ({
+ if (event->client_index == client_index)
+ {
+ vec_add1(to_delete, event - am->arp_events);
+ }
+ }));
+ /* *INDENT-ON* */
+
+ vec_foreach (event_id, to_delete)
+ {
+ event = pool_elt_at_index (am->arp_events, *event_id);
+ vnet_add_del_ip4_arp_change_event
+ (vnm, arp_change_delete_callback,
+ event->pid, &event->address,
+ ip_resolver_process_node.index, IP4_ARP_EVENT,
+ ~0 /* pool index, notused */ , 0 /* is_add */ );
+ }
+ vec_free (to_delete);
+
+ /* remove from the registration hash */
+ p = hash_get (am->wc_ip4_arp_events_registration_hash, client_index);
+
+ if (p)
+ {
+ rp = pool_elt_at_index (am->wc_ip4_arp_events_registrations, p[0]);
+ pool_put (am->wc_ip4_arp_events_registrations, rp);
+ hash_unset (am->wc_ip4_arp_events_registration_hash, client_index);
+ if (pool_elts (am->wc_ip4_arp_events_registrations) == 0)
+ wc_arp_set_publisher_node (~0, REPORT_MAX);
+ }
+ return (NULL);
+}
+
+VL_MSG_API_REAPER_FUNCTION (want_ip4_arp_events_reaper);
+
static void
vl_api_want_ip6_nd_events_t_handler (vl_api_want_ip6_nd_events_t * mp)
{
@@ -2670,6 +2722,59 @@ reply:
REPLY_MACRO (VL_API_WANT_IP6_ND_EVENTS_REPLY);
}
+static clib_error_t *
+want_ip6_nd_events_reaper (u32 client_index)
+{
+
+ vpe_client_registration_t *rp;
+ vl_api_ip6_nd_event_t *event;
+ u32 *to_delete, *event_id;
+ vpe_api_main_t *am;
+ vnet_main_t *vnm;
+ uword *p;
+
+ am = &vpe_api_main;
+ vnm = vnet_get_main ();
+ to_delete = NULL;
+
+ /* clear out all of its pending resolutions */
+ /* *INDENT-OFF* */
+ pool_foreach(event, am->nd_events,
+ ({
+ if (event->client_index == client_index)
+ {
+ vec_add1(to_delete, event - am->nd_events);
+ }
+ }));
+ /* *INDENT-ON* */
+
+ vec_foreach (event_id, to_delete)
+ {
+ event = pool_elt_at_index (am->nd_events, *event_id);
+ vnet_add_del_ip6_nd_change_event
+ (vnm, nd_change_delete_callback,
+ event->pid, &event->address,
+ ip_resolver_process_node.index, IP6_ND_EVENT,
+ ~0 /* pool index, notused */ , 0 /* is_add */ );
+ }
+ vec_free (to_delete);
+
+ /* remove from the registration hash */
+ p = hash_get (am->wc_ip6_nd_events_registration_hash, client_index);
+
+ if (p)
+ {
+ rp = pool_elt_at_index (am->wc_ip6_nd_events_registrations, p[0]);
+ pool_put (am->wc_ip6_nd_events_registrations, rp);
+ hash_unset (am->wc_ip6_nd_events_registration_hash, client_index);
+ if (pool_elts (am->wc_ip6_nd_events_registrations) == 0)
+ wc_nd_set_publisher_node (~0, REPORT_MAX);
+ }
+ return (NULL);
+}
+
+VL_MSG_API_REAPER_FUNCTION (want_ip6_nd_events_reaper);
+
static void
vl_api_want_ip6_ra_events_t_handler (vl_api_want_ip6_ra_events_t * mp)
{
@@ -2711,6 +2816,26 @@ reply:
REPLY_MACRO (VL_API_WANT_IP6_RA_EVENTS_REPLY);
}
+static clib_error_t *
+want_ip6_ra_events_reaper (u32 client_index)
+{
+ vpe_api_main_t *am = &vpe_api_main;
+ vpe_client_registration_t *rp;
+ uword *p;
+
+ p = hash_get (am->ip6_ra_events_registration_hash, client_index);
+
+ if (p)
+ {
+ rp = pool_elt_at_index (am->ip6_ra_events_registrations, p[0]);
+ pool_put (am->ip6_ra_events_registrations, rp);
+ hash_unset (am->ip6_ra_events_registration_hash, client_index);
+ }
+ return (NULL);
+}
+
+VL_MSG_API_REAPER_FUNCTION (want_ip6_ra_events_reaper);
+
static void
vl_api_proxy_arp_add_del_t_handler (vl_api_proxy_arp_add_del_t * mp)
{