/// <summary>
/// 查找黑名单
/// </summary>
/// <param name="Address"></param>
/// <returns>true找到</returns>
public static bool FindBlackList(string Address)
{
Logger logger = LogManager.GetCurrentClassLogger();
try
{
List <tbBlackList> backList = DataCacheHelper.GetData <tbBlackList>();
if (backList == null || backList.Count <= 0)
{
return(false);
}
else
{
int DataCount = backList.Where(p => p.Address == Address).Count <tbBlackList>();
if (DataCount > 0)
{
return(true);
}
else
{
return(false);
}
}
}
catch (Exception ex)
{
logger.Log(LogLevel.Info, string.Format("检索黑名单异常:{0}", ex.Message));
return(true);
}
}
public async Task <IActionResult> Get([FromRoute][Username] string username, [FromHeader(Name = "If-None-Match")] string?ifNoneMatch)
{
_ = ifNoneMatch;
long userId = await _userService.GetUserIdByUsernameAsync(username);
return(await DataCacheHelper.GenerateActionResult(this, () => _service.GetAvatarDigestAsync(userId), () => _service.GetAvatarAsync(userId)));
}
public static bool Analysis(string Address)
{
Logger logger = LogManager.GetCurrentClassLogger();
try
{
string BlackCount = System.Configuration.ConfigurationManager.AppSettings["BlackCount"];
int blackCount = string.IsNullOrEmpty(BlackCount) ? 0 : Convert.ToInt32(BlackCount);
if (!string.IsNullOrEmpty(Address))
{
if (FindBlackList(Address))
{
logger.Log(LogLevel.Error, string.Format("{0}为黑名单地址禁止访问", Address));
return(false);
}
List <IPCountInfoModel> ipList = DataCacheHelper.GetData <IPCountInfoModel>();
int fondCount = 0;
if (ipList != null && ipList.Count > 0)
{
for (int i = 0; i < ipList.Count; i++)
{
if (ipList[i].Address == Address)
{
ipList[i].Count = ipList[i].Count + 1;
fondCount = ipList[i].Count;
break;
}
}
}
else
{
IPCountInfoModel temp = new IPCountInfoModel()
{
Count = 1,
Address = Address
};
ipList.Add(temp);
}
DataCacheHelper.Updata <IPCountInfoModel>(ipList);
if (fondCount > blackCount)
{
return(false);
}
}
}
catch (Exception ex)
{
logger.Log(LogLevel.Info, string.Format("检索访问缓存异常:{0}", ex.Message));
return(false);
}
return(true);
}
public static void LoadBlackList()
{
try
{
Logger logger = LogManager.GetCurrentClassLogger();
AchieveDBEntities myDbContext = new AchieveDBEntities();
List <tbBlackList> templist = new List <tbBlackList>();
int DataCount = 0;
DataCount = myDbContext.tbBlackList.Count <tbBlackList>();
logger.Log(LogLevel.Info, string.Format("已提取黑名单用户共计{0}条", DataCount));
templist = myDbContext.tbBlackList.ToList();
DataCacheHelper.Updata <tbBlackList>(templist);
logger.Log(LogLevel.Info, string.Format("黑名单用户已加载至缓存"));
}
catch (Exception ex)
{
throw ex;
}
}
public async Task <ActionResult> DataGet([FromRoute][GeneralTimelineName] string timeline, [FromRoute] long post, [FromRoute(Name = "data_index")][Range(0, 100)] long dataIndex)
{
var timelineId = await _timelineService.GetTimelineIdByNameAsync(timeline);
if (!UserHasAllTimelineManagementPermission && !await _timelineService.HasReadPermissionAsync(timelineId, GetOptionalUserId()))
{
return(ForbidWithCommonResponse());
}
return(await DataCacheHelper.GenerateActionResult(this,
() => _postService.GetPostDataDigestAsync(timelineId, post, dataIndex),
async() =>
{
var data = await _postService.GetPostDataAsync(timelineId, post, dataIndex);
if (data.ContentType == MimeTypes.TextMarkdown)
{
return new ByteData(_markdownProcessor.Process(data.Data, Url, timeline, post), data.ContentType);
}
return data;
}
));
}
public static void AnalysisBlackList()
{
try
{
Logger logger = LogManager.GetCurrentClassLogger();
AchieveDBEntities myDbContext = new AchieveDBEntities();
List <tbBlackList> templist = new List <tbBlackList>();
logger.Log(LogLevel.Info, string.Format("启动分析黑名单进程！"));
string BlackCount = System.Configuration.ConfigurationManager.AppSettings["BlackCount"];
int blackCount = string.IsNullOrEmpty(BlackCount) ? 0 : Convert.ToInt32(BlackCount);
List <IPCountInfoModel> ipList = DataCacheHelper.GetData <IPCountInfoModel>();
if (ipList != null && ipList.Count > 0)
{
ipList = ipList.Where(p => p.Count > blackCount).ToList();
if (ipList != null && ipList.Count > 0)
{
foreach (var temp in ipList)
{
int DataCount = myDbContext.tbBlackList.Where(p => p.Address == temp.Address && p.IsAble == 1).Count <tbBlackList>();
if (DataCount > 0)
{
}
else
{
DataCount = myDbContext.tbBlackList.Where(p => p.Address == temp.Address).Count <tbBlackList>();
if (DataCount > 0)
{
tbBlackList tp1 = new tbBlackList()
{
Address = temp.Address,
};
myDbContext.tbBlackList.Remove(tp1);
}
tbBlackList tp = new tbBlackList()
{
Address = temp.Address,
IsAble = 1,
CreateTime = DateTime.Now,
Notes = string.Format("心跳周期内访问{0}次,系统自动屏蔽！", temp.Count)
};
myDbContext.tbBlackList.Add(tp);
}
}
myDbContext.SaveChanges();
logger.Log(LogLevel.Info, string.Format("通过本次分析，黑名单共新增{0}条记录!", ipList.Count));
}
}
ipList = new List <IPCountInfoModel>();
DataCacheHelper.Updata <IPCountInfoModel>(ipList);
logger.Log(LogLevel.Info, string.Format("结束分析黑名单进程！"));
//缓存重新加载黑名单信息
LoadBlackList();
}
catch (Exception ex)
{
throw ex;
}
}
