run.sh

#!/usr/bin/env bash
set -euo pipefail

SERVICES=(
  rust-axum spring-graal-jpa spring-graal-jdbc spring-jpa
  spring-graal-reactive python-fastapi go-fiber dotnet-mvc dotnet-aot
)

cd "$(dirname "$0")"

# Parse arguments: optional list of services, or --merge
if [ "${1:-}" = "--merge" ]; then
  echo "=== Merge mode: combining results from bench/results/ ==="
  (cd bench/client && MERGE=true cargo run --release)
  exit 0
fi

if [ $# -eq 0 ]; then
  targets=("${SERVICES[@]}")
else
  targets=("${@}")
fi

NUM_TASKS="${NUM_TASKS:-5000}"
MAX_CONCURRENCY="${MAX_CONCURRENCY:-100}"

echo "=== Benchmark: ${#targets[@]} target(s), ${NUM_TASKS} tasks, max ${MAX_CONCURRENCY} concurrent ==="
echo "  Targets: ${targets[*]}"

# Ensure DB is running
echo ""
echo "[infra] Ensuring database is up..."
docker compose up -d postgres
docker compose up migrations 2>/dev/null || true

# Run each target individually for isolation
for target in "${targets[@]}"; do
  echo ""
  echo "================================================================"
  echo "  Benchmarking: ${target}"
  echo "================================================================"
  (
    cd bench/client
    TARGETS="$target" \
    NUM_TASKS="$NUM_TASKS" \
    MAX_CONCURRENCY="$MAX_CONCURRENCY" \
    cargo run --release
  )
done

# Merge all results into combined report
if [ ${#targets[@]} -gt 1 ]; then
  echo ""
  echo "================================================================"
  echo "  Merging results"
  echo "================================================================"
  (cd bench/client && MERGE=true cargo run --release)
fi

echo ""
echo "=== Done ==="
echo "  Per-target results: bench/results/"
echo "  Combined report:    bench/report.json + bench/report.html"