Add <get> RPC for M-plane

radio/fhi_72/mplane/CMakeLists.txt

@@ -28,6 +28,7 @@ target_sources(oran_fhlib_5g_mplane PRIVATE
                init-mplane.c
                connect-mplane.c
                rpc-send-recv.c
+               get-mplane.c
 )
 
 pkg_check_modules(libyang REQUIRED libyang)

radio/fhi_72/mplane/get-mplane.c

@@ -0,0 +1,47 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+#include "get-mplane.h"
+#include "rpc-send-recv.h"
+
+#include "common/utils/assertions.h"
+
+bool get_mplane(ru_session_t *ru_session, char **answer)
+{
+  int timeout = CLI_RPC_REPLY_TIMEOUT;
+  struct nc_rpc *rpc;
+  char *filter = NULL; // e.g. "/o-ran-delay-management:delay-management";
+  NC_WD_MODE wd = NC_WD_ALL;
+  NC_PARAMTYPE param = NC_PARAMTYPE_CONST;
+
+  MP_LOG_I("RPC request to RU \"%s\" = <get> operational datastore.\n", ru_session->ru_ip_add);
+  rpc = nc_rpc_get(filter, wd, param);
+  AssertError(rpc != NULL, return false, "[MPLANE] <get> RPC creation failed.\n");
+
+  bool success = rpc_send_recv((struct nc_session *)ru_session->session, rpc, wd, timeout, answer);
+  AssertError(success, return false, "[MPLANE] Unable to retrieve operational datastore.\n");
+
+  MP_LOG_I("Successfully retrieved operational datastore from RU \"%s\".\n", ru_session->ru_ip_add);
+
+  nc_rpc_free(rpc);
+
+  return true;
+}

radio/fhi_72/mplane/get-mplane.h

@@ -0,0 +1,29 @@
+/*
+ * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The OpenAirInterface Software Alliance licenses this file to You under
+ * the OAI Public License, Version 1.1  (the "License"); you may not use this file
+ * except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.openairinterface.org/?page_id=698
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *-------------------------------------------------------------------------------
+ * For more information about the OpenAirInterface (OAI) Software Alliance:
+ *      contact@openairinterface.org
+ */
+
+#ifndef GET_MPLANE_H
+#define GET_MPLANE_H
+
+#include "ru-mplane-api.h"
+
+bool get_mplane(ru_session_t *ru_session, char **answer);
+
+#endif /* GET_MPLANE_H */

radio/fhi_72/mplane/init-mplane.c

@@ -21,6 +21,7 @@
 
 #include "init-mplane.h"
 #include "radio/fhi_72/oran-params.h"
+#include "get-mplane.h"
 
 #include <libyang/libyang.h>
 #include <nc_client.h>
@@ -129,3 +130,16 @@ bool init_mplane(ru_session_list_t *ru_session_list)
 
   return true;
 }
+
+bool manage_ru(ru_session_t *ru_session, const openair0_config_t *oai, const size_t num_rus)
+{
+  bool success = false;
+
+  char *operational_ds = NULL;
+  success = get_mplane(ru_session, &operational_ds);
+  AssertError(success, return false, "[MPLANE] Unable to continue: could not get RU answer via get_mplane().\n");
+
+  free(operational_ds);
+
+  return true;
+}

radio/fhi_72/mplane/init-mplane.h

@@ -27,4 +27,6 @@
 
 bool init_mplane(ru_session_list_t *ru_session_list);
 
+bool manage_ru(ru_session_t *ru_session, const openair0_config_t *oai, const size_t num_rus);
+
 #endif /* OAI_MPLANE_H */

radio/fhi_72/oran_isolate.c

@@ -302,6 +302,7 @@ __attribute__((__visibility__("default"))) int transport_init(openair0_device *d
     if (!ru_configured[i]) {
       continue;
     }
+    ru_configured[i] = manage_ru(ru_session, openair0_cfg, ru_session_list.num_rus);
   }
 #else
   success = get_xran_config(openair0_cfg, &fh_init, fh_config);