http server: improvements

- use http sessions to track communication with peer (as opposed to
using the raw sessions)
- for static server send ok message prior to sending data
- static server can now handle GET requests spread over multiple
packets. Good for testing http/tcp implementation.

Change-Id: I767a790de9a42e7087db5ce8eefd8efaf598c695
Signed-off-by: Florin Coras <fcoras@cisco.com>

2 files changed, 3 insertions, 2 deletions

diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index 069818ef1be..4081f909482 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -66,6 +66,7 @@ session_send_evt_to_thread (void *data, void *args, u32 thread_index,
       evt->rpc_args.arg = args;
       break;
     case FIFO_EVENT_APP_TX:
+    case SESSION_IO_EVT_TX_FLUSH:
     case FIFO_EVENT_BUILTIN_RX:
       evt->fifo = data;
       break;
diff --git a/src/vnet/session/session_cli.c b/src/vnet/session/session_cli.c
index 135138ce76c..ea6e635715f 100755
--- a/src/vnet/session/session_cli.c
+++ b/src/vnet/session/session_cli.c
@@ -204,7 +204,7 @@ static clib_error_t *
 show_session_command_fn (vlib_main_t * vm, unformat_input_t * input,
 			 vlib_cli_command_t * cmd)
 {
-  u8 *str = 0, one_session = 0, do_listeners = 0, sst, do_elog = 1;
+  u8 *str = 0, one_session = 0, do_listeners = 0, sst, do_elog = 0;
   session_manager_main_t *smm = &session_manager_main;
   u32 transport_proto = ~0, track_index;
   stream_session_t *pool, *s;
@@ -241,7 +241,7 @@ show_session_command_fn (vlib_main_t * vm, unformat_input_t * input,
   if (one_session)
     {
       str = format (0, "%U", format_stream_session, s, 3);
-      if (do_elog)
+      if (do_elog && s->session_state != SESSION_STATE_LISTENING)
 	{
 	  elog_main_t *em = &vm->elog_main;
 	  f64 dt;