Return error if we run from MULTI or LUA.

Merge with master

Author: alonre24

src/CMakeLists.txt

@@ -12,7 +12,7 @@ ADD_LIBRARY(redisai_obj OBJECT
         dag.c
         dag_parser.c
         modelRun_ctx.c
-        dag_llapi.c
+        async_llapi.c
         backends.c
         backends/util.c
         model.c

src/async_llapi.c

@@ -0,0 +1,20 @@
+#include "dag.h"
+#include "redisai.h"
+#include "run_info.h"
+#include "async_llapi.h"
+#include "modelRun_ctx.h"
+
+/* This file contains the implementation of the RedisAI low level API
+ * for running models, scripts and DAGs asynchronously.
+ */
+
+int RAI_ModelRunAsync(RAI_ModelRunCtx *mctx, RAI_OnFinishCB ModelAsyncFinish, void *private_data) {
+
+    RAI_Error error = {0};
+    RedisAI_RunInfo *rinfo = Dag_CreateFromSingleModelRunOp(mctx, &error, NULL, NULL, NULL, 0);
+    if (rinfo == NULL)
+        return REDISMODULE_ERR;
+    rinfo->OnFinish = (RedisAI_OnFinishCB)ModelAsyncFinish;
+    rinfo->private_data = private_data;
+    return DAG_InsertDAGToQueue(rinfo);
+}

src/async_llapi.h

@@ -0,0 +1,19 @@
+#ifndef REDISAI_ASYNC_LLAPI_H
+#define REDISAI_ASYNC_LLAPI_H
+
+#include "model_struct.h"
+#include "run_info.h"
+
+/**
+ * Insert the ModelRunCtx to the run queues so it will run asynchronously.
+ *
+ * @param mctx ModelRunCtx to execute
+ * @param ModelAsyncFinish A callback that will be called when the execution is finished.
+ * @param private_data This is going to be sent to to the ModelAsyncFinish.
+ * @return REDISMODULE_OK if the mctx was insert to the queues successfully, REDISMODULE_ERR
+ * otherwise.
+ */
+
+int RAI_ModelRunAsync(RAI_ModelRunCtx *mctx, RAI_OnFinishCB ModelAsyncFinish, void *private_data);
+
+#endif // REDISAI_ASYNC_LLAPI_H