#!/usr/bin/env bash
# Free port 4100 by stopping Docker containers and killing local processes
PORT=4100

# Stop Docker containers bound to the port
for cid in $(docker ps -q --filter "publish=$PORT" 2>/dev/null); do
  name=$(docker inspect --format '{{.Name}}' "$cid" | sed 's|^/||')
  echo "Stopping Docker container: $name ($cid)"
  docker stop "$cid"
done

# Kill any local processes on the port
if command -v fuser &>/dev/null; then
  fuser -k "$PORT/tcp" 2>/dev/null && echo "Killed local process on port $PORT"
fi

# Verify
sleep 1
if ss -tlnp sport = :"$PORT" 2>/dev/null | grep -q "$PORT"; then
  echo "WARNING: port $PORT still in use"
  ss -tlnp sport = :"$PORT"
  exit 1
else
  echo "Port $PORT is free"
fi