Update to scripts

scripts/bench-client.sh

@@ -0,0 +1,62 @@
+#!/usr/bin/env bash
+# scripts/bench-client.sh — M8 benchmark harness (Client side)
+# Runs the simulator locally, pointing to a remote substrate server.
+
+set -euo pipefail
+
+SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
+ROOT="$(cd "$SCRIPT_DIR/.." && pwd)"
+cd "$ROOT"
+
+SUBSTRATE_IP="${1:-}"
+if [[ -z "$SUBSTRATE_IP" ]]; then
+    echo "Usage: ./scripts/bench-client.sh <SUBSTRATE_IP>"
+    exit 1
+fi
+
+WARMUP_S="${WARMUP_S:-20}"
+WINDOW_S="${WINDOW_S:-50}"
+RATE_HZ="${RATE_HZ:-100}"
+BUILD="${BUILD:-release}"
+
+SIMULATOR="$ROOT/target/$BUILD/simulator"
+if [[ ! -x "$SIMULATOR" ]]; then
+    echo "Building simulator..."
+    cargo build --release -p simulator
+    SIMULATOR="$ROOT/target/release/simulator"
+fi
+
+ENTITIES_LIST=(10000 50000 100000 200000)
+LOSS_LIST=(0 1 5)
+
+for entities in "${ENTITIES_LIST[@]}"; do
+    devices=$(( entities / 5 ))
+    for loss in "${LOSS_LIST[@]}"; do
+        echo ""
+        echo "=================================================="
+        echo "Configuration: $entities entities, $loss% loss"
+        echo "=================================================="
+        read -p "Press Enter to start simulator for $((WARMUP_S + WINDOW_S + 5)) seconds..." </dev/tty
+        
+        sim_args=(
+            --addr "$SUBSTRATE_IP:9000"
+            --profile industrial
+            --rate-hz "$RATE_HZ"
+            --count 0
+            --devices "$devices"
+        )
+        
+        # Run in background
+        RUST_LOG=warn "$SIMULATOR" "${sim_args[@]}" &
+        SIM_PID=$!
+        
+        sleep_time=$((WARMUP_S + WINDOW_S + 5))
+        echo "Simulator running. Waiting ${sleep_time}s..."
+        sleep "$sleep_time"
+        
+        kill -TERM "$SIM_PID" 2>/dev/null || true
+        wait "$SIM_PID" 2>/dev/null || true
+    done
+done
+
+echo "All benchmark client runs complete!"