echo "=== 1. 环境变量 ==="
env | grep -i proxy || echo "没有代理环境变量"

echo
echo "=== 2. 当前 v2rayA 状态 ==="
systemctl is-active v2raya

echo
echo "=== 3. 代理端口 ==="
ss -lntp | grep -E '2017|20170|20171|20172|52345'

echo
echo "=== 4. 不指定代理测试 IP ==="
curl --noproxy '*' -4s https://api.ipify.org
echo

echo
echo "=== 5. 指定 HTTP 代理测试 IP ==="
curl -x http://127.0.0.1:20171 -4s https://api.ipify.org
echo

echo
echo "=== 6. 临时停 v2rayA 后测试真正直连 ==="
systemctl stop v2raya
curl -4s https://api.ipify.org
echo
systemctl start v2raya