trigger: implement trigger naming
[lttng-tools.git] / src / bin / lttng-sessiond / client.c
index d7db03fa76981f38ac60b3eb9e78579c9512fa4b..04846abf57f0ffcea7d119898197163ac998774e 100644 (file)
@@ -2033,8 +2033,41 @@ error_add_context:
        }
        case LTTNG_REGISTER_TRIGGER:
        {
+               struct lttng_trigger *return_trigger;
+               size_t original_payload_size;
+               size_t payload_size;
+
+               ret = setup_empty_lttng_msg(cmd_ctx);
+               if (ret) {
+                       ret = LTTNG_ERR_NOMEM;
+                       goto setup_error;
+               }
+
+               original_payload_size = cmd_ctx->reply_payload.buffer.size;
+
                ret = cmd_register_trigger(cmd_ctx, *sock,
-                               notification_thread_handle);
+                               notification_thread_handle, &return_trigger);
+               if (ret != LTTNG_OK) {
+                       goto error;
+               }
+
+               ret = lttng_trigger_serialize(return_trigger, &cmd_ctx->reply_payload);
+               if (ret) {
+                       ERR("Failed to serialize trigger in reply to \"register trigger\" command");
+                       ret = LTTNG_ERR_NOMEM;
+                       lttng_trigger_destroy(return_trigger);
+                       goto error;
+               }
+
+               lttng_trigger_destroy(return_trigger);
+               return_trigger = NULL;
+
+               payload_size = cmd_ctx->reply_payload.buffer.size -
+                       original_payload_size;
+
+               update_lttng_msg(cmd_ctx, 0, payload_size);
+
+               ret = LTTNG_OK;
                break;
        }
        case LTTNG_UNREGISTER_TRIGGER:
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