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authorFlorin Coras <fcoras@cisco.com>2017-12-11 03:37:03 -0800
committerDave Barach <openvpp@barachs.net>2017-12-12 21:35:33 +0000
commit19b1f6ae21aedf2b427f49351e1a265032b67615 (patch)
treef50ec0da92eec38e051e3b2b297d9b2e5e4cb551 /src
parentff233898cef20c434a6ce45a0a3e607e8f7dc0e7 (diff)
session: fix proxy removal
Change-Id: Ia7cb4dc18710d15352629d78d9e0c34fb65762f3 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src')
-rw-r--r--src/vnet/session/application.c88
1 files changed, 68 insertions, 20 deletions
diff --git a/src/vnet/session/application.c b/src/vnet/session/application.c
index 4523d5da4e2..3e6ac98b27f 100644
--- a/src/vnet/session/application.c
+++ b/src/vnet/session/application.c
@@ -532,6 +532,30 @@ application_first_listener (application_t * app, u8 fib_proto,
return 0;
}
+stream_session_t *
+application_proxy_listener (application_t * app, u8 fib_proto,
+ u8 transport_proto)
+{
+ stream_session_t *listener;
+ u64 handle;
+ u32 sm_index;
+ u8 sst;
+
+ sst = session_type_from_proto_and_ip (transport_proto,
+ fib_proto == FIB_PROTOCOL_IP4);
+
+ /* *INDENT-OFF* */
+ hash_foreach (handle, sm_index, app->listeners_table, ({
+ listener = listen_session_get_from_handle (handle);
+ if (listener->session_type == sst
+ && listener->listener_index == SESSION_PROXY_LISTENER_INDEX)
+ return listener;
+ }));
+ /* *INDENT-ON* */
+
+ return 0;
+}
+
static clib_error_t *
application_start_stop_proxy_fib_proto (application_t * app, u8 fib_proto,
u8 transport_proto, u8 is_start)
@@ -545,18 +569,24 @@ application_start_stop_proxy_fib_proto (application_t * app, u8 fib_proto,
if (is_start)
{
- sep.is_ip4 = is_ip4;
- sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
- sep.sw_if_index = app_ns->sw_if_index;
- sep.transport_proto = transport_proto;
- application_start_listen (app, &sep, &handle);
- s = listen_session_get_from_handle (handle);
- s->listener_index = SESSION_PROXY_LISTENER_INDEX;
+ s = application_first_listener (app, fib_proto, transport_proto);
+ if (!s)
+ {
+ sep.is_ip4 = is_ip4;
+ sep.fib_index = app_namespace_get_fib_index (app_ns, fib_proto);
+ sep.sw_if_index = app_ns->sw_if_index;
+ sep.transport_proto = transport_proto;
+ application_start_listen (app, &sep, &handle);
+ s = listen_session_get_from_handle (handle);
+ s->listener_index = SESSION_PROXY_LISTENER_INDEX;
+ }
}
else
{
- s = application_first_listener (app, fib_proto, transport_proto);
+ s = application_proxy_listener (app, fib_proto, transport_proto);
+ ASSERT (s);
}
+
tc = listen_session_get_transport (s);
if (!ip_is_zero (&tc->lcl_ip, 1))
@@ -567,30 +597,48 @@ application_start_stop_proxy_fib_proto (application_t * app, u8 fib_proto,
sep.transport_proto = transport_proto;
sep.port = 0;
sti = session_lookup_get_index_for_fib (fib_proto, sep.fib_index);
- session_lookup_add_session_endpoint (sti, &sep, s->session_index);
+ if (is_start)
+ session_lookup_add_session_endpoint (sti, &sep, s->session_index);
+ else
+ session_lookup_del_session_endpoint (sti, &sep);
}
+
return 0;
}
-void
-application_start_stop_proxy (application_t * app,
- transport_proto_t transport_proto, u8 is_start)
+static void
+application_start_stop_proxy_local_scope (application_t * app,
+ u8 transport_proto, u8 is_start)
{
- if (application_has_local_scope (app))
+ session_endpoint_t sep = SESSION_ENDPOINT_NULL;
+ app_namespace_t *app_ns;
+ app_ns = app_namespace_get (app->ns_index);
+ sep.is_ip4 = 1;
+ sep.transport_proto = transport_proto;
+ sep.port = 0;
+
+ if (is_start)
{
- session_endpoint_t sep = SESSION_ENDPOINT_NULL;
- app_namespace_t *app_ns;
- app_ns = app_namespace_get (app->ns_index);
- sep.is_ip4 = 1;
- sep.transport_proto = transport_proto;
- sep.port = 0;
session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
app->index);
-
sep.is_ip4 = 0;
session_lookup_add_session_endpoint (app_ns->local_table_index, &sep,
app->index);
}
+ else
+ {
+ session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
+ sep.is_ip4 = 0;
+ session_lookup_del_session_endpoint (app_ns->local_table_index, &sep);
+ }
+}
+
+void
+application_start_stop_proxy (application_t * app,
+ transport_proto_t transport_proto, u8 is_start)
+{
+ if (application_has_local_scope (app))
+ application_start_stop_proxy_local_scope (app, transport_proto, is_start);
if (application_has_global_scope (app))
{