在请求WebApi 的时候,我们更想知道在请求数据的时候,调用了哪个接口传了什么参数过来,调用这个Action花了多少时间,有没有人恶意请求。我们可以通过记录日志,对Action进行优化,可以通过日志追踪是哪个用户或ip恶意请求。

在项目中引用log4net.dll

定义一个WebApiMonitorLog ,监控日志对象

/// <summary>
    /// 监控日志对象
    /// </summary>
    public class WebApiMonitorLog
    {
        public string ControllerName { get; set; }
        public string ActionName { get; set; }

        public DateTime ExecuteStartTime { get; set; }
        public DateTime ExecuteEndTime { get; set; }

        /// <summary>
        /// 请求的Action 参数
        /// </summary>
        public Dictionary<string, object> ActionParams { get; set; }

        /// <summary>
        /// Http请求头
        /// </summary>
        public string HttpRequestHeaders { get; set; }

        /// <summary>
        /// 请求方式
        /// </summary>
        public string HttpMethod { get; set; }

        /// <summary>
        /// 请求的IP地址
        /// </summary>
        public string IP { get; set; }

        /// <summary>
        /// 获取监控指标日志
        /// </summary>
        /// <param name="mtype"></param>
        /// <returns></returns>
        public string GetLoginfo()
        {
            string Msg = @"
            Action执行时间监控:
            ControllerName:{0}Controller
            ActionName:{1}
            开始时间:{2}
            结束时间:{3}
            总 时 间:{4}秒
            Action参数:{5}
            Http请求头:{6}
            客户端IP:{7},
            HttpMethod:{8}
                    ";
            return string.Format(Msg,
                ControllerName,
                ActionName,
                ExecuteStartTime,
                ExecuteEndTime,
                (ExecuteEndTime - ExecuteStartTime).TotalSeconds,
                GetCollections(ActionParams),
                HttpRequestHeaders,
                IP,
                HttpMethod);
        }

        /// <summary>
        /// 获取Action 参数
        /// </summary>
        /// <param name="Collections"></param>
        /// <returns></returns>
        public string GetCollections(Dictionary<string, object> Collections)
        {
            string Parameters = string.Empty;
            if (Collections == null || Collections.Count == 0)
            {
                return Parameters;
            }
            foreach (string key in Collections.Keys)
            {
                Parameters += string.Format("{0}={1}&", key, Collections[key]);
            }
            if (!string.IsNullOrWhiteSpace(Parameters) && Parameters.EndsWith("&"))
            {
                Parameters = Parameters.Substring(0, Parameters.Length - 1);
            }
            return Parameters;
        }

        /// <summary>
        /// 获取IP
        /// </summary>
        /// <returns></returns>
        public string GetIP()
        {
            string ip = string.Empty;
            if (!string.IsNullOrEmpty(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_VIA"]))
                ip = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["HTTP_X_FORWARDED_FOR"]);
            if (string.IsNullOrEmpty(ip))
                ip = Convert.ToString(System.Web.HttpContext.Current.Request.ServerVariables["REMOTE_ADDR"]);
            return ip;
        }
    }
WebApiMonitorLog

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