first

2026-05-17 16:33:43 +02:00
commit a221870b70
20 changed files with 1285 additions and 0 deletions
@@ -0,0 +1,94 @@
+#!/bin/bash
+# Setup script for MP-QUIC experiment environment.
+# Run on each Linux machine (server + client) before experiments.
+set -euo pipefail
+
+echo "╔═══════════════════════════════════════════╗"
+echo "║  MP-QUIC Experiment Environment Setup     ║"
+echo "╚═══════════════════════════════════════════╝"
+
+# --- OS Check ---
+if [[ ! -f /etc/os-release ]]; then
+    echo "❌ Not running on Linux. eBPF tracing requires Linux."
+    echo "   You can still build and run the Go binaries on this machine."
+    exit 1
+fi
+
+. /etc/os-release
+echo "📋 Detected OS: $PRETTY_NAME"
+
+# --- Install dependencies ---
+if [[ "$ID" == "ubuntu" || "$ID" == "debian" ]]; then
+    echo ""
+    echo "📦 Installing packages..."
+    sudo apt-get update -qq
+    sudo apt-get install -y -qq \
+        bpfcc-tools \
+        python3-bpfcc \
+        linux-headers-$(uname -r) \
+        golang-go \
+        iperf3 \
+        net-tools \
+        iproute2
+
+    # Ensure Python3 BCC bindings work
+    python3 -c "from bcc import BPF; print('   ✓ BCC Python bindings OK')" 2>/dev/null || {
+        echo "   ⚠  BCC Python import failed. Try: sudo apt install python3-bpfcc"
+    }
+elif [[ "$ID" == "fedora" || "$ID" == "rhel" || "$ID" == "centos" ]]; then
+    echo ""
+    echo "📦 Installing packages (DNF)..."
+    sudo dnf install -y \
+        bcc-tools \
+        python3-bcc \
+        kernel-devel-$(uname -r) \
+        golang \
+        iperf3 \
+        iproute
+else
+    echo "⚠  Unsupported distro: $ID"
+    echo "   Please install manually: bcc-tools, python3-bcc, golang, linux-headers"
+fi
+
+# --- Verify Go ---
+echo ""
+if command -v go &>/dev/null; then
+    echo "✓ Go $(go version | awk '{print $3}')"
+else
+    echo "❌ Go not found. Install from https://go.dev/dl/"
+    exit 1
+fi
+
+# --- Kernel config check ---
+echo ""
+echo "🔍 Checking kernel eBPF support..."
+if [[ -d /sys/kernel/debug/tracing ]]; then
+    echo "   ✓ debugfs mounted"
+else
+    echo "   ⚠  debugfs not mounted. Run: sudo mount -t debugfs debugfs /sys/kernel/debug"
+fi
+
+if grep -q CONFIG_BPF=y /boot/config-$(uname -r) 2>/dev/null; then
+    echo "   ✓ CONFIG_BPF enabled"
+else
+    echo "   ⚠  Could not verify CONFIG_BPF (may still work)"
+fi
+
+# --- Network tuning (optional) ---
+echo ""
+echo "🔧 Applying network tuning..."
+sudo sysctl -w net.core.rmem_max=26214400 2>/dev/null && echo "   ✓ rmem_max=25MB" || true
+sudo sysctl -w net.core.wmem_max=26214400 2>/dev/null && echo "   ✓ wmem_max=25MB" || true
+sudo sysctl -w net.core.rmem_default=1048576 2>/dev/null || true
+sudo sysctl -w net.core.wmem_default=1048576 2>/dev/null || true
+
+echo ""
+echo "╔═══════════════════════════════════════════╗"
+echo "║  ✓ Setup complete!                        ║"
+echo "║                                           ║"
+echo "║  Quick start:                             ║"
+echo "║    python3 run_experiment.py --duration 10 ║"
+echo "║                                           ║"
+echo "║  With eBPF (needs sudo):                  ║"
+echo "║    python3 run_experiment.py --ebpf        ║"
+echo "╚═══════════════════════════════════════════╝"