add CSV metrics to UE

srsue/hdr/ue_base.h

@@ -107,6 +107,8 @@ typedef struct {
   float      metrics_period_secs;
   bool pregenerate_signals;
   std::string ue_cateogry;
+  bool metrics_csv_enable;
+  std::string metrics_csv_filename;
 }expert_args_t;
 
 typedef struct {

srsue/src/main.cc

@@ -38,6 +38,7 @@
 
 #include "ue.h"
 #include "metrics_stdout.h"
+#include "metrics_csv.h"
 #include "srslte/common/metrics_hub.h"
 #include "srslte/version.h"
 
@@ -135,6 +136,14 @@ void parse_args(all_args_t *args, int argc, char *argv[]) {
      bpo::value<float>(&args->expert.metrics_period_secs)->default_value(1.0),
      "Periodicity for metrics in seconds")
 
+    ("expert.metrics_csv_enable",
+     bpo::value<bool>(&args->expert.metrics_csv_enable)->default_value(false),
+     "Write UE metrics to CSV file")
+
+    ("expert.metrics_csv_filename",
+     bpo::value<string>(&args->expert.metrics_csv_filename)->default_value("/tmp/ue_metrics.csv"),
+     "Metrics CSV filename")
+
     ("expert.pregenerate_signals",
      bpo::value<bool>(&args->expert.pregenerate_signals)->default_value(false),
      "Pregenerate uplink signals after attach. Improves CPU performance.")
@@ -363,11 +372,16 @@ int main(int argc, char *argv[])
     exit(1);
   }
 
-
   metricshub.init(ue, args.expert.metrics_period_secs);
   metricshub.add_listener(&metrics_screen);
   metrics_screen.set_ue_handle(ue);
 
+  metrics_csv metrics_file(args.expert.metrics_csv_filename);
+  if (args.expert.metrics_csv_enable) {
+    metricshub.add_listener(&metrics_file);
+    metrics_file.set_ue_handle(ue);
+  }
+
   pthread_t input;
   pthread_create(&input, NULL, &input_loop, &args);
 

srsue/ue.conf.example

@@ -130,6 +130,10 @@ enable = false
 #
 # pregenerate_signals:  Pregenerate uplink signals after attach. Improves CPU performance.
 #
+# metrics_csv_enable:   Write UE metrics to CSV file.
+#
+# metrics_csv_filename: File path to use for CSV metrics.
+#
 #####################################################################
 [expert]
 #ue_category         = 4
@@ -149,6 +153,8 @@ enable = false
 #sss_algorithm       = full
 #estimator_fil_w     = 0.1
 #pregenerate_signals = false
+#metrics_csv_enable  = false
+#metrics_csv_filename = /tmp/ue_metrics.csv
 
 #####################################################################
 # Manual RF calibration