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-rw-r--r--src/vnet/session/application.h2
-rw-r--r--src/vnet/session/application_interface.h3
-rw-r--r--src/vnet/session/application_worker.c7
-rw-r--r--src/vnet/session/session.c7
-rw-r--r--src/vnet/session/session.h1
-rw-r--r--src/vnet/tls/tls.c75
-rw-r--r--src/vnet/tls/tls.h2
7 files changed, 78 insertions, 19 deletions
diff --git a/src/vnet/session/application.h b/src/vnet/session/application.h
index eca3d3cf2c5..5ddf1d21fe3 100644
--- a/src/vnet/session/application.h
+++ b/src/vnet/session/application.h
@@ -314,7 +314,7 @@ int app_worker_init_connected (app_worker_t * app_wrk, session_t * s);
int app_worker_connect_notify (app_worker_t * app_wrk, session_t * s,
session_error_t err, u32 opaque);
int app_worker_add_half_open (app_worker_t *app_wrk, session_handle_t sh);
-int app_worker_del_half_open (app_worker_t *app_wrk, u32 ho_index);
+int app_worker_del_half_open (app_worker_t *app_wrk, session_t *s);
int app_worker_close_notify (app_worker_t * app_wrk, session_t * s);
int app_worker_transport_closed_notify (app_worker_t * app_wrk,
session_t * s);
diff --git a/src/vnet/session/application_interface.h b/src/vnet/session/application_interface.h
index 14db42a0009..733f5dc0ef6 100644
--- a/src/vnet/session/application_interface.h
+++ b/src/vnet/session/application_interface.h
@@ -53,6 +53,9 @@ typedef struct session_cb_vft_
/** Notify app that session or transport are about to be removed */
void (*session_cleanup_callback) (session_t * s, session_cleanup_ntf_t ntf);
+ /** Notify app that half open state was cleaned up (optional) */
+ void (*half_open_cleanup_callback) (session_t *s);
+
/** Notify app that session was reset */
void (*session_reset_callback) (session_t * s);
diff --git a/src/vnet/session/application_worker.c b/src/vnet/session/application_worker.c
index b55c55aea47..fad70c06de3 100644
--- a/src/vnet/session/application_worker.c
+++ b/src/vnet/session/application_worker.c
@@ -393,10 +393,13 @@ app_worker_add_half_open (app_worker_t *app_wrk, session_handle_t sh)
}
int
-app_worker_del_half_open (app_worker_t *app_wrk, u32 ho_index)
+app_worker_del_half_open (app_worker_t *app_wrk, session_t *s)
{
+ application_t *app = application_get (app_wrk->app_index);
ASSERT (vlib_get_thread_index () == 0);
- pool_put_index (app_wrk->half_open_table, ho_index);
+ pool_put_index (app_wrk->half_open_table, s->ho_index);
+ if (app->cb_fns.half_open_cleanup_callback)
+ app->cb_fns.half_open_cleanup_callback (s);
return 0;
}
diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index 16b6ce412ac..0d2301c5f83 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -316,7 +316,7 @@ session_half_open_delete_notify (transport_connection_t *tc)
s = ho_session_get (tc->s_index);
app_wrk = app_worker_get (s->app_wrk_index);
- app_worker_del_half_open (app_wrk, s->ho_index);
+ app_worker_del_half_open (app_wrk, s);
session_free (s);
}
@@ -339,7 +339,7 @@ session_alloc_for_connection (transport_connection_t * tc)
return s;
}
-static session_t *
+session_t *
session_alloc_for_half_open (transport_connection_t *tc)
{
session_t *s;
@@ -1297,7 +1297,8 @@ session_open_vc (session_endpoint_cfg_t *rmt, session_handle_t *rsh)
ho->opaque = rmt->opaque;
*rsh = session_handle (ho);
- session_lookup_add_half_open (tc, tc->c_index);
+ if (!(tc->flags & TRANSPORT_CONNECTION_F_NO_LOOKUP))
+ session_lookup_add_half_open (tc, tc->c_index);
return 0;
}
diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h
index e29cdbfc933..d14c68971de 100644
--- a/src/vnet/session/session.h
+++ b/src/vnet/session/session.h
@@ -759,6 +759,7 @@ void session_node_enable_disable (u8 is_en);
clib_error_t *vnet_session_enable_disable (vlib_main_t * vm, u8 is_en);
session_t *session_alloc_for_connection (transport_connection_t * tc);
+session_t *session_alloc_for_half_open (transport_connection_t *tc);
#endif /* __included_session_h__ */
diff --git a/src/vnet/tls/tls.c b/src/vnet/tls/tls.c
index e19f8e6c040..09fc8c62325 100644
--- a/src/vnet/tls/tls.c
+++ b/src/vnet/tls/tls.c
@@ -123,19 +123,20 @@ tls_ctx_half_open_alloc (void)
if (PREDICT_FALSE (will_expand && vlib_num_workers ()))
{
clib_rwlock_writer_lock (&tm->half_open_rwlock);
- pool_get (tm->half_open_ctx_pool, ctx);
- ctx_index = ctx - tm->half_open_ctx_pool;
+ pool_get_zero (tm->half_open_ctx_pool, ctx);
+ ctx->c_c_index = ctx - tm->half_open_ctx_pool;
+ ctx_index = ctx->c_c_index;
clib_rwlock_writer_unlock (&tm->half_open_rwlock);
}
else
{
/* reader lock assumption: only main thread will call pool_get */
clib_rwlock_reader_lock (&tm->half_open_rwlock);
- pool_get (tm->half_open_ctx_pool, ctx);
- ctx_index = ctx - tm->half_open_ctx_pool;
+ pool_get_zero (tm->half_open_ctx_pool, ctx);
+ ctx->c_c_index = ctx - tm->half_open_ctx_pool;
+ ctx_index = ctx->c_c_index;
clib_rwlock_reader_unlock (&tm->half_open_rwlock);
}
- clib_memset (ctx, 0, sizeof (*ctx));
return ctx_index;
}
@@ -420,6 +421,20 @@ tls_session_reset_callback (session_t * s)
}
}
+static void
+tls_session_cleanup_ho (session_t *s)
+{
+ tls_ctx_t *ctx;
+ u32 ho_index;
+
+ /* session opaque stores the opaque passed on connect */
+ ho_index = s->opaque;
+ ctx = tls_ctx_half_open_get (ho_index);
+ session_half_open_delete_notify (&ctx->connection);
+ tls_ctx_half_open_reader_unlock ();
+ tls_ctx_half_open_free (ho_index);
+}
+
int
tls_add_segment_callback (u32 client_index, u64 segment_handle)
{
@@ -533,15 +548,14 @@ tls_session_connected_cb (u32 tls_app_index, u32 ho_ctx_index,
app_worker_connect_notify (app_wrk, 0, err, api_context);
}
tls_ctx_half_open_reader_unlock ();
- tls_ctx_half_open_free (ho_ctx_index);
return rv;
}
ctx_handle = tls_ctx_alloc (ho_ctx->tls_ctx_engine);
ctx = tls_ctx_get (ctx_handle);
clib_memcpy_fast (ctx, ho_ctx, sizeof (*ctx));
+ /* Half-open freed on tcp half-open cleanup notification */
tls_ctx_half_open_reader_unlock ();
- tls_ctx_half_open_free (ho_ctx_index);
ctx->c_thread_index = vlib_get_thread_index ();
ctx->tls_ctx_handle = ctx_handle;
@@ -660,6 +674,7 @@ static session_cb_vft_t tls_app_cb_vft = {
.session_disconnect_callback = tls_session_disconnect_callback,
.session_connected_callback = tls_session_connected_callback,
.session_reset_callback = tls_session_reset_callback,
+ .half_open_cleanup_callback = tls_session_cleanup_ho,
.add_segment_callback = tls_add_segment_callback,
.del_segment_callback = tls_del_segment_callback,
.builtin_app_rx_callback = tls_app_rx_callback,
@@ -704,6 +719,8 @@ tls_connect (transport_endpoint_cfg_t * tep)
ctx->tcp_is_ip4 = sep->is_ip4;
ctx->tls_type = sep->transport_proto;
ctx->ckpair_index = ccfg->ckpair_index;
+ ctx->c_proto = TRANSPORT_PROTO_TLS;
+ ctx->c_flags |= TRANSPORT_CONNECTION_F_NO_LOOKUP;
if (ccfg->hostname[0])
{
ctx->srv_hostname = format (0, "%s", ccfg->hostname);
@@ -721,8 +738,11 @@ tls_connect (transport_endpoint_cfg_t * tep)
if ((rv = vnet_connect (cargs)))
return rv;
+ /* Track half-open tcp session in case we need to clean it up */
+ ctx->tls_session_handle = cargs->sh;
+
TLS_DBG (1, "New connect request %u engine %d", ctx_index, engine_type);
- return 0;
+ return ctx_index;
}
void
@@ -871,6 +891,26 @@ tls_listener_get (u32 listener_index)
return &ctx->connection;
}
+static transport_connection_t *
+tls_half_open_get (u32 ho_index)
+{
+ tls_main_t *tm = &tls_main;
+ tls_ctx_t *ctx;
+ ctx = tls_ctx_half_open_get (ho_index);
+ clib_rwlock_reader_unlock (&tm->half_open_rwlock);
+ return &ctx->connection;
+}
+
+static void
+tls_cleanup_ho (u32 ho_index)
+{
+ tls_main_t *tm = &tls_main;
+ tls_ctx_t *ctx;
+ ctx = tls_ctx_half_open_get (ho_index);
+ clib_rwlock_reader_unlock (&tm->half_open_rwlock);
+ session_cleanup_half_open (ctx->tls_session_handle);
+}
+
int
tls_custom_tx_callback (void *session, transport_send_params_t * sp)
{
@@ -992,10 +1032,19 @@ format_tls_listener (u8 * s, va_list * args)
u8 *
format_tls_half_open (u8 * s, va_list * args)
{
- u32 tc_index = va_arg (*args, u32);
+ u32 ho_index = va_arg (*args, u32);
u32 __clib_unused thread_index = va_arg (*args, u32);
- tls_ctx_t *ctx = tls_ctx_half_open_get (tc_index);
- s = format (s, "[TLS] half-open app %u", ctx->parent_app_wrk_index);
+ session_t *tcp_ho;
+ tls_ctx_t *ho_ctx;
+
+ ho_ctx = tls_ctx_half_open_get (ho_index);
+
+ tcp_ho = session_get_from_handle (ho_ctx->tls_session_handle);
+ s = format (s, "[%d:%d][%s] half-open app_wrk %u engine %u ts %d:%d",
+ ho_ctx->c_thread_index, ho_ctx->c_s_index, "TLS",
+ ho_ctx->parent_app_wrk_index, ho_ctx->tls_ctx_engine,
+ tcp_ho->thread_index, tcp_ho->session_index);
+
tls_ctx_half_open_reader_unlock ();
return s;
}
@@ -1080,6 +1129,8 @@ static const transport_proto_vft_t tls_proto = {
.stop_listen = tls_stop_listen,
.get_connection = tls_connection_get,
.get_listener = tls_listener_get,
+ .get_half_open = tls_half_open_get,
+ .cleanup_ho = tls_cleanup_ho,
.custom_tx = tls_custom_tx_callback,
.format_connection = format_tls_connection,
.format_half_open = format_tls_half_open,
@@ -1090,7 +1141,7 @@ static const transport_proto_vft_t tls_proto = {
.name = "tls",
.short_name = "J",
.tx_type = TRANSPORT_TX_INTERNAL,
- .service_type = TRANSPORT_SERVICE_APP,
+ .service_type = TRANSPORT_SERVICE_VC,
},
};
diff --git a/src/vnet/tls/tls.h b/src/vnet/tls/tls.h
index 2038fdff133..eba70c0a8bb 100644
--- a/src/vnet/tls/tls.h
+++ b/src/vnet/tls/tls.h
@@ -44,12 +44,12 @@ typedef struct tls_cxt_id_
u32 parent_app_api_ctx;
};
session_handle_t tls_session_handle;
+ void *migrate_ctx;
u32 parent_app_wrk_index;
u32 ssl_ctx;
u32 listener_ctx_index;
u8 tcp_is_ip4;
u8 tls_engine_id;
- void *migrate_ctx;
} tls_ctx_id_t;
/* *INDENT-ON* */