root@wireguard:~# sed -n '/^def fw_events/,/^def [a-z]/p' /etc/wireguard/wgctl/core/json_helper.py | grep -n "return\|print\|sys.exit\|raise"
root@wireguard:~# sed -n '/^def fw_events/,/^def [a-z]/p' /etc/wireguard/wgctl/core/json_helper.py | tail -20
        try:
            with open(conf) as f:
                for line in f:
                    if line.startswith('Address'):
                        ip = line.split('=')[1].strip().split('/')[0]
                        ip_to_name[ip] = name
        except Exception:
            pass

    # Load net services for reverse lookup — independent of rest of function
    net_data = {}
    if net_file and os.path.exists(net_file):
        try:
            with open(net_file) as f:
                net_data = json.load(f)
        except Exception:
            pass