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authorDave Barach <dbarach@cisco.com>2017-05-10 13:34:04 -0400
committerDamjan Marion <dmarion.lists@gmail.com>2017-05-10 20:41:04 +0000
commite5f1d27695e2e6b9be17198e9b49e95639a15c58 (patch)
tree945a17e443245aad52590bec371748829ce66eda /src/vnet
parent3335693cc1afe6742e9a5e726a682dd28b0ce4d4 (diff)
Multi-thread enablement for the debug cli http server
Change-Id: Iec1f739fe24c722d0db6c10cc81b5e8333067ea1 Signed-off-by: Dave Barach <dbarach@cisco.com>
Diffstat (limited to 'src/vnet')
-rw-r--r--src/vnet/session/node.c6
-rw-r--r--src/vnet/session/session.h10
-rw-r--r--src/vnet/tcp/builtin_http_server.c21
3 files changed, 35 insertions, 2 deletions
diff --git a/src/vnet/session/node.c b/src/vnet/session/node.c
index ce7c38683f5..fffc8eb385a 100644
--- a/src/vnet/session/node.c
+++ b/src/vnet/session/node.c
@@ -401,6 +401,7 @@ session_queue_node_fn (vlib_main_t * vm, vlib_node_runtime_t * node,
u32 my_thread_index = vm->thread_index;
int i, rv;
f64 now = vlib_time_now (vm);
+ void (*fp) (void *);
SESSION_EVT_DBG (SESSION_EVT_POLL_GAP_TRACK, smm, my_thread_index);
@@ -496,6 +497,11 @@ skip_dequeue:
app = application_get (s0->app_index);
app->cb_fns.builtin_server_rx_callback (s0);
break;
+ case FIFO_EVENT_RPC:
+ fp = e0->rpc_args.fp;
+ (*fp) (e0->rpc_args.arg);
+ break;
+
default:
clib_warning ("unhandled event type %d", e0->event_type);
}
diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h
index 5c281df7854..efb9e30b5cc 100644
--- a/src/vnet/session/session.h
+++ b/src/vnet/session/session.h
@@ -32,7 +32,8 @@ typedef enum
FIFO_EVENT_APP_TX,
FIFO_EVENT_TIMEOUT,
FIFO_EVENT_DISCONNECT,
- FIFO_EVENT_BUILTIN_RX
+ FIFO_EVENT_BUILTIN_RX,
+ FIFO_EVENT_RPC,
} fifo_event_type_t;
#define foreach_session_input_error \
@@ -91,12 +92,19 @@ typedef enum
SESSION_STATE_N_STATES,
} stream_session_state_t;
+typedef struct
+{
+ void *fp;
+ void *arg;
+} rpc_args_t;
+
/* *INDENT-OFF* */
typedef CLIB_PACKED (struct {
union
{
svm_fifo_t * fifo;
u64 session_handle;
+ rpc_args_t rpc_args;
};
u8 event_type;
u16 event_id;
diff --git a/src/vnet/tcp/builtin_http_server.c b/src/vnet/tcp/builtin_http_server.c
index 4e61fbd1aa8..763a46e9590 100644
--- a/src/vnet/tcp/builtin_http_server.c
+++ b/src/vnet/tcp/builtin_http_server.c
@@ -385,6 +385,13 @@ builtin_redirect_connect_callback (u32 client_index, void *mp)
return -1;
}
+static void
+alloc_http_process_callback (void *s_arg)
+{
+ stream_session_t *s = (stream_session_t *) s_arg;
+ alloc_http_process (s);
+}
+
static int
http_server_rx_callback (stream_session_t * s)
{
@@ -414,7 +421,19 @@ http_server_rx_callback (stream_session_t * s)
/* send the command to a new/recycled vlib process */
s->opaque[1] = (u64) vec_dup (hsm->rx_buf);
- alloc_http_process (s);
+ /* Send an RPC request via the thread-0 input node */
+ if (vlib_get_thread_index () != 0)
+ {
+ session_fifo_event_t evt;
+ evt.rpc_args.fp = alloc_http_process_callback;
+ evt.rpc_args.arg = s;
+ evt.event_type = FIFO_EVENT_RPC;
+ unix_shared_memory_queue_add
+ (session_manager_get_vpp_event_queue (0 /* main thread */ ),
+ (u8 *) & evt, 0 /* do wait for mutex */ );
+ }
+ else
+ alloc_http_process (s);
return 0;
}