Merge remote-tracking branch 'origin/bearer-release' into integration_2023_w39

2023-10-03 07:49:39 +02:00
parent e197671103 c6e9992e81
commit 2676e9a5bf
18 changed files with 411 additions and 30 deletions
@@ -59,8 +59,13 @@ add_library(telnetsrv_ci MODULE telnetsrv_ci.c)
 target_link_libraries(telnetsrv_ci PRIVATE asn1_nr_rrc_hdrs asn1_lte_rrc_hdrs)
 add_dependencies(telnetsrv telnetsrv_ci)

+message(STATUS "Add bearer specific telnet functions in libtelnetsrv_bearer.so")
+add_library(telnetsrv_bearer MODULE telnetsrv_bearer.c)
+target_link_libraries(telnetsrv_bearer PRIVATE asn1_nr_rrc_hdrs asn1_lte_rrc_hdrs)
+add_dependencies(telnetsrv telnetsrv_bearer)
+
 # all libraries should be written to root build dir
-set_target_properties(telnetsrv telnetsrv_enb telnetsrv_5Gue telnetsrv_ci
+set_target_properties(telnetsrv telnetsrv_enb telnetsrv_5Gue telnetsrv_ci telnetsrv_bearer
                      PROPERTIES LIBRARY_OUTPUT_DIRECTORY ../../..
 )

@@ -0,0 +1,121 @@
+/*
+ * 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 <sys/types.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <errno.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdarg.h>
+
+#include "openair2/RRC/NR/rrc_gNB_UE_context.h"
+
+#define TELNETSERVERCODE
+#include "telnetsrv.h"
+
+#define ERROR_MSG_RET(mSG, aRGS...) do { prnt(mSG, ##aRGS); return 1; } while (0)
+
+static int get_single_ue_rnti(void)
+{
+  rrc_gNB_ue_context_t *ue_context_p = NULL;
+  RB_FOREACH(ue_context_p, rrc_nr_ue_tree_s, &(RC.nrrrc[0]->rrc_ue_head)) {
+    return ue_context_p->ue_context.rnti;
+  }
+  return -1;
+}
+
+int get_single_rnti(char *buf, int debug, telnet_printfunc_t prnt)
+{
+  if (buf)
+    ERROR_MSG_RET("no parameter allowed\n");
+
+  int rnti = get_single_ue_rnti();
+  if (rnti < 1)
+    ERROR_MSG_RET("different number of UEs\n");
+
+  prnt("single UE RNTI %04x\n", rnti);
+  return 0;
+}
+
+void rrc_gNB_trigger_new_bearer(int rnti);
+int add_bearer(char *buf, int debug, telnet_printfunc_t prnt)
+{
+  int rnti = -1;
+  if (!buf) {
+    rnti = get_single_ue_rnti();
+    if (rnti < 1)
+      ERROR_MSG_RET("no UE found\n");
+  } else {
+    rnti = strtol(buf, NULL, 16);
+    if (rnti < 1 || rnti >= 0xfffe)
+      ERROR_MSG_RET("RNTI needs to be [1,0xfffe]\n");
+  }
+
+  // verify it exists in RRC as well
+  rrc_gNB_ue_context_t *rrcue = rrc_gNB_get_ue_context_by_rnti(RC.nrrrc[0], rnti);
+  if (!rrcue)
+    ERROR_MSG_RET("could not find UE with RNTI %04x\n", rnti);
+
+  rrc_gNB_trigger_new_bearer(rnti);
+  prnt("called rrc_gNB_trigger_new_bearer(%04x)\n", rnti);
+  return 0;
+}
+
+void rrc_gNB_trigger_release_bearer(int rnti);
+int release_bearer(char *buf, int debug, telnet_printfunc_t prnt)
+{
+  int rnti = -1;
+  if (!buf) {
+    rnti = get_single_ue_rnti();
+    if (rnti < 1)
+      ERROR_MSG_RET("no UE found\n");
+  } else {
+    rnti = strtol(buf, NULL, 16);
+    if (rnti < 1 || rnti >= 0xfffe)
+      ERROR_MSG_RET("RNTI needs to be [1,0xfffe]\n");
+  }
+
+  // verify it exists in RRC as well
+  rrc_gNB_ue_context_t *rrcue = rrc_gNB_get_ue_context_by_rnti(RC.nrrrc[0], rnti);
+  if (!rrcue)
+    ERROR_MSG_RET("could not find UE with RNTI %04x\n", rnti);
+
+  rrc_gNB_trigger_release_bearer(rnti);
+  prnt("called rrc_gNB_trigger_release_bearer(%04x)\n", rnti);
+  return 0;
+}
+
+static telnetshell_cmddef_t bearercmds[] = {
+  {"get_single_rnti", "", get_single_rnti},
+  {"add_bearer", "[rnti(hex,opt)]", add_bearer},
+  {"release_bearer", "[rnti(hex,opt)]", release_bearer},
+  {"", "", NULL},
+};
+
+static telnetshell_vardef_t bearervars[] = {
+
+  {"", 0, 0, NULL}
+};
+
+void add_bearer_cmds(void) {
+  add_telnetcmd("bearer", bearervars, bearercmds);
+}