填鸭表单

lige

2024-04-18 ed277ece348dae9bc6e36c0fc9f69ae8a3825912

 ltkj-common/src/main/java/com/ltkj/common/utils/http/HttpUtils.java

@@ -17,7 +17,10 @@
import javax.net.ssl.SSLSession;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;
import javax.servlet.http.HttpServletRequest;

import cn.hutool.core.util.CharUtil;
import cn.hutool.core.util.StrUtil;
import com.ltkj.common.constant.Constants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@@ -216,4 +219,43 @@
            return true;
        }
    }
}



    /**
     * 获取请求IP地址
     *
     * @param request
     * @return
     */
    public static String getIpAddr(HttpServletRequest request) {
        if (request == null) {
            return "unknown";
        }
        String ip = request.getHeader("x-forwarded-for");
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("X-Forwarded-For");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("WL-Proxy-Client-IP");
        }
        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getHeader("X-Real-IP");
        }

        if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
            ip = request.getRemoteAddr();
        }
        //"***.***.***.***".length() = 15
        if (StrUtil.isNotBlank(ip) && ip.length() > 15) {
            if (ip.indexOf(CharUtil.COMMA) > 0) {
                ip = ip.substring(0, ip.indexOf(","));
            }
        }
        //处理获取多个ip地址情况 nginx多层代理会出现多个ip 第一个为真实ip地址
        return "0:0:0:0:0:0:0:1".equals(ip) ? "127.0.0.1" : ip;
    }
}