fix RF metrics/logging in eNB

srsenb/enb.conf.example

@@ -113,7 +113,7 @@ filename = /tmp/enb.pcap
 # configured.
 # Format: e.g. phy_hex_limit = 32
 #
-# Logging layers: phy, mac, rlc, pdcp, rrc, nas, gtpu, usim, all
+# Logging layers: rf, phy, mac, rlc, pdcp, rrc, nas, gtpu, usim, all
 # Logging levels: debug, info, warning, error, none
 #
 # filename: File path to use for log output. Can be set to stdout

srsenb/src/main.cc

@@ -102,6 +102,7 @@ void parse_args(all_args_t *args, int argc, char* argv[]) {
 
     ("gui.enable",        bpo::value<bool>(&args->gui.enable)->default_value(false),          "Enable GUI plots")
 
+    ("log.rf_level",     bpo::value<string>(&args->rf.log_level),         "RF log level")
     ("log.phy_level",     bpo::value<string>(&args->phy.log.phy_level),   "PHY log level")
     ("log.phy_hex_limit", bpo::value<int>(&args->phy.log.phy_hex_limit),  "PHY log hex dump limit")
     ("log.phy_lib_level", bpo::value<string>(&args->phy.log.phy_lib_level)->default_value("none"), "PHY lib log level")
@@ -275,6 +276,9 @@ void parse_args(all_args_t *args, int argc, char* argv[]) {
 
   // Apply all_level to any unset layers
   if (vm.count("log.all_level")) {
+    if (!vm.count("log.rf_level")) {
+      args->rf.log_level = args->log.all_level;
+    }
     if(!vm.count("log.phy_level")) {
       args->phy.log.phy_level = args->log.all_level;
     }

srsenb/src/metrics_stdout.cc

@@ -62,7 +62,15 @@ void metrics_stdout::toggle_print(bool b)
 
 void metrics_stdout::set_metrics(enb_metrics_t &metrics, const uint32_t period_usec)
 {
-  if (!do_print || enb == NULL || metrics.stack.rrc.n_ues == 0) {
+  if (!do_print || enb == nullptr) {
+    return;
+  }
+
+  if (metrics.rf.rf_error) {
+    printf("RF status: O=%d, U=%d, L=%d\n", metrics.rf.rf_o, metrics.rf.rf_u, metrics.rf.rf_l);
+  }
+
+  if (metrics.stack.rrc.n_ues == 0) {
     return;
   }
 
@@ -130,10 +138,6 @@ void metrics_stdout::set_metrics(enb_metrics_t &metrics, const uint32_t period_u
     cout << endl;
   }
 
-  if (metrics.rf.rf_error) {
-    printf("RF status: O=%d, U=%d, L=%d\n", metrics.rf.rf_o, metrics.rf.rf_u, metrics.rf.rf_l);
-  }
-
   cout.flags(f); // For avoiding Coverity defect: Not restoring ostream format
 }