Update to scripts

scripts/bench-loss.sh

@@ -15,6 +15,7 @@ WINDOW_S="${WINDOW_S:-50}"
 RATE_HZ="${RATE_HZ:-100}"
 BUILD="${BUILD:-release}"
 IFACE="${IFACE:-eth0}"
+RUN_SIMULATOR="${RUN_SIMULATOR:-1}"
 
 OUT_CSV="${OUT_CSV:-data/loopback/final_table.csv}"
 
@@ -46,11 +47,19 @@ done
 
 step "Building ($BUILD)"
 if [[ "$BUILD" == "release" ]]; then
-    cargo build --release -p substrate -p simulator >/dev/null
+    if [[ "$RUN_SIMULATOR" -eq 1 ]]; then
+        cargo build --release -p substrate -p simulator >/dev/null
+    else
+        cargo build --release -p substrate >/dev/null
+    fi
     SUBSTRATE="$ROOT/target/release/substrate"
     SIMULATOR="$ROOT/target/release/simulator"
 else
-    cargo build -p substrate -p simulator >/dev/null
+    if [[ "$RUN_SIMULATOR" -eq 1 ]]; then
+        cargo build -p substrate -p simulator >/dev/null
+    else
+        cargo build -p substrate >/dev/null
+    fi
     SUBSTRATE="$ROOT/target/debug/substrate"
     SIMULATOR="$ROOT/target/debug/simulator"
 fi
@@ -116,14 +125,19 @@ for entities in "${ENTITIES_LIST[@]}"; do
             fi
         fi
 
-        sim_args=(
-            --profile industrial
-            --rate-hz "$RATE_HZ"
-            --count 0
-            --devices "$devices"
-        )
-        RUST_LOG=warn "$SIMULATOR" "${sim_args[@]}" >"$LOG_DIR/sim_${entities}_${loss}.log" 2>&1 &
-        SIM_PID=$!
+        if [[ "$RUN_SIMULATOR" -eq 1 ]]; then
+            sim_args=(
+                --profile industrial
+                --rate-hz "$RATE_HZ"
+                --count 0
+                --devices "$devices"
+            )
+            RUST_LOG=warn "$SIMULATOR" "${sim_args[@]}" >"$LOG_DIR/sim_${entities}_${loss}.log" 2>&1 &
+            SIM_PID=$!
+        else
+            echo -e "\n${BOLD}Ready for: $entities entities, $loss% loss${RESET}"
+            read -p "Press Enter to begin recording (ensure Mac simulator is started)..." </dev/tty
+        fi
 
         sleep "$WARMUP_S"
         snapshot_to "$BEFORE"
@@ -133,9 +147,11 @@ for entities in "${ENTITIES_LIST[@]}"; do
         sleep "$WINDOW_S"
 
         snapshot_to "$AFTER"
-        kill -TERM "$SIM_PID" 2>/dev/null || true
-        wait "$SIM_PID" 2>/dev/null || true
-        SIM_PID=""
+        if [[ "$RUN_SIMULATOR" -eq 1 ]]; then
+            kill -TERM "$SIM_PID" 2>/dev/null || true
+            wait "$SIM_PID" 2>/dev/null || true
+            SIM_PID=""
+        fi
 
         rec_after=$(get_value "$AFTER" 'substrate_received_total\{tier="t1"\}')
         drop_after=$(get_value "$AFTER" 'substrate_dropped_total\{tier="t1"\}')