private long StartMoveMQID(string fromtablename, PartitionIDInfo info, Dictionary <int, tb_datanode_model> datanodemodels, tb_partition_model p, DateTime tabletime)
{
long r = -1;
SqlHelper.ExcuteSql(this.GetDataNodeConnectString(datanodemodels[info.DataNodePartition]), (c) =>
{
bool exsit = c.TableIsExist(fromtablename);
if (exsit == true)
{
tb_messagequeue_dal dal = new tb_messagequeue_dal(); dal.TableName = fromtablename;
long maxid = dal.GetMaxID(c); long minid = dal.GetMinID(c);
int findcount = 0;
while (findcount <= 30)//二分查找算法,超过30次意味着算法若对，查询过一亿的数据，说明算法有问题
{
findcount++;
KeyValuePair <long, DateTime> mininfo = dal.GetIDCreateTime(c, minid); KeyValuePair <long, DateTime> maxinfo = dal.GetIDCreateTime(c, maxid);
if (mininfo.Value.Date <= tabletime.Date && maxinfo.Value.Date > tabletime.Date)//最小id小于等于当天，最大id>当天，说明中间有数据要迁移
{
var midid = (long)((maxinfo.Key + mininfo.Key) / 2); KeyValuePair <long, DateTime> midinfo = dal.GetIDCreateTime(c, midid);
if (midinfo.Value.Date <= tabletime.Date)//往大的查找
{
minid = midid;
}
else//往小的查找
{
maxid = minid;
}
System.Threading.Thread.Sleep(50); //避免给数据库大的压力
}
else if (mininfo.Value.Date > tabletime.Date) //最小id的时间超过表当天
{
r = mininfo.Key; return;
}
else if (maxinfo.Value.Date <= tabletime.Date)//最大id的时间小于或等同当天
{
r = maxinfo.Key; return;
}
}
if (findcount >= 30)
{
throw new Exception("二分查找算法错误，查找次数超过30次");
}
}
});
return(r);
}
public override void Run()
{
ConfigHelper.LoadConfig(this.AppConfig["BusinessMQManageConnectString"]);
List <tb_datanode_model> nodeList = new List <tb_datanode_model>();
using (DbConn conn = DbConfig.CreateConn(this.AppConfig["BusinessMQManageConnectString"]))
{
conn.Open();
List <tb_partition_model> createTimeList = new tb_consumer_dal().GetClientCreateTime(conn);
var serverdate = conn.GetServerDate().Date; var timenow = conn.GetServerDate();
nodeList = new tb_datanode_dal().List(conn);
List <Exception> exps = new List <Exception>();
foreach (var item in nodeList)
{
try
{
string dataNode = PartitionRuleHelper.GetDataNodeName(item.datanodepartition);
string nodeConn = string.Format("server={0};Initial Catalog={1};User ID={2};Password={3};", item.serverip, dataNode, item.username, item.password);
string partitionId = PartitionRuleHelper.PartitionNameRule(item.datanodepartition);
string t = PartitionRuleHelper.GetDataNodeName(item.datanodepartition);
using (DbConn dataNodeConn = DbConfig.CreateConn(nodeConn))
{
dataNodeConn.Open();
var tablesinfo = new tb_messagequeue_dal().GetDataNodeTable(dataNodeConn, serverdate.AddDays(-30));
foreach (var table in tablesinfo)
{
string tablename = XXF.BaseService.MessageQuque.BusinessMQ.SystemRuntime.PartitionRuleHelper.GetTableName(table.TablePartition, table.Day);
TableInfo info = PartitionRuleHelper.GetTableInfo(tablename);
var beginId = XXF.BaseService.MessageQuque.BusinessMQ.SystemRuntime.PartitionRuleHelper.GetMQID(new MQIDInfo()
{
AutoID = 0, DataNodePartition = item.datanodepartition, Day = table.Day, TablePartition = table.TablePartition
});
int mqPartitionId = PartitionRuleHelper.GetPartitionID(new PartitionIDInfo()
{
DataNodePartition = item.datanodepartition, TablePartition = table.TablePartition
});
tb_partition_model timeModel = createTimeList.Where(q => q.partitionid == mqPartitionId).FirstOrDefault();
DateTime time = DateTime.Parse("2015-01-01");
if (timeModel != null)
{
time = timeModel.createtime;
}
var dal = new tb_messagequeue_dal(); dal.TableName = tablename;
int count = dal.GetCount(dataNodeConn, time);
long maxId = dal.GetMaxID(dataNodeConn, time); maxId = (maxId == 0 ? beginId : maxId);
long minId = dal.GetMinID(dataNodeConn, time); minId = (minId == 0 ? beginId : minId);
tb_partition_messagequeue_report_model model = new tb_partition_messagequeue_report_model();
model.partitionid = XXF.BaseService.MessageQuque.BusinessMQ.SystemRuntime.PartitionRuleHelper.GetPartitionID(new PartitionIDInfo()
{
DataNodePartition = item.datanodepartition, TablePartition = table.TablePartition
});
MQIDInfo mqInfo = PartitionRuleHelper.GetMQIDInfo(maxId);
model.day = mqInfo.Day;
model.lastupdatetime = timenow;
model.createtime = timenow;
model.mqmaxid = maxId;
model.mqminid = minId;
model.mqcount = count;
new tb_partition_messagequeue_report_dal().AddReport(conn, model);
}
}
}
catch (Exception exp)
{
exps.Add(exp);
}
}
Error(this.AppConfig["BusinessMQManageConnectString"], "消息统计出错", exps);
}
}
public override void Run()
{
List <tb_datanode_model> nodeList = new List <tb_datanode_model>();
List <tb_partition_model> list = new List <tb_partition_model>();
using (DbConn conn = DbConfig.CreateConn(this.AppConfig["BusinessMQManageConnectString"]))
{
conn.Open();
nodeList = dataNodeDal.List(conn);
list = partitionDal.GetAllCanUsePartitionList(conn);
}
foreach (var item in nodeList)
{
string dataNode = PartitionRuleHelper.GetDataNodeName(item.datanodepartition);
string nodeConn = string.Format("server={0};Initial Catalog={1};User ID={2};Password={3};", item.serverip, dataNode, item.username, item.password);
try
{
using (DbConn dataNodeConn = DbConfig.CreateConn(nodeConn))
{
dataNodeConn.Open();
foreach (var value in list)
{
PartitionIDInfo info = PartitionRuleHelper.GetPartitionIDInfo(value.partitionid);
string partition = PartitionRuleHelper.PartitionNameRule(info.TablePartition);
ICollection <string> tableList = msgDal.GetTableNameListByPartition(dataNodeConn, partition);
if (tableList != null && tableList.Count > 0)
{
using (DbConn conn = DbConfig.CreateConn(this.AppConfig["BusinessMQManageConnectString"]))
{
foreach (var table in tableList)
{
if (!dataNodeConn.TableIsExist(table))
{
continue;
}
long maxId = msgDal.GetMaxID(dataNodeConn, table);
long minId = msgDal.GetMinID(dataNodeConn, table);
tb_partition_messagequeue_report_model model = new tb_partition_messagequeue_report_model();
model.partitionid = value.partitionid;
if (maxId > 0 && minId > 0)
{
MQIDInfo mqInfo = PartitionRuleHelper.GetMQIDInfo(maxId);
model.day = mqInfo.Day;
model.lastupdatetime = DateTime.Now;
model.createtime = DateTime.Now;
model.mqmaxid = maxId;
model.mqminid = minId;
reportDal.AddReport(conn, model);
}
}
}
}
}
}
}
catch (Exception ex)
{
base.OpenOperator.Error("节点不存在", ex);
continue;
}
}
}
/// <summary>
/// 任务调度平台根据发布的任务时间配置，定时回调运行方法
/// 开发人员的任务插件必须要重载并该方法
/// </summary>
public override void Run()
{
runcount++;
ConfigHelper.LoadConfig(this.AppConfig["BusinessMQManageConnectString"]);
List <tb_partition_model> userdpartitions = new List <tb_partition_model>();
Dictionary <int, tb_datanode_model> datanodemodels = new Dictionary <int, tb_datanode_model>();
List <RegisterdConsumersModel> registeredconsumermodels = new List <RegisterdConsumersModel>();
List <tb_consumer_model> consumers = new List <tb_consumer_model>();
DateTime servertime = DateTime.Now;
SqlHelper.ExcuteSql(this.AppConfig["BusinessMQManageConnectString"], (c) =>
{
tb_partition_dal partitiondal = new tb_partition_dal();
userdpartitions = partitiondal.List(c, true);
tb_datanode_dal datanodedal = new tb_datanode_dal();
var ms = datanodedal.List(c);
foreach (var m in ms)
{
datanodemodels.Add(m.datanodepartition, m);
}
servertime = c.GetServerDate();
//获取当前注册的消费者
tb_consumer_dal consumerdal = new tb_consumer_dal();
registeredconsumermodels = consumerdal.GetRegisterdConsumers(c);
consumers = consumerdal.GetAllList(c);
});
//消费者端心跳停止,异常退出检测(超过1分钟)
List <Exception> exps = new List <Exception>();
foreach (var c in consumers)
{
if ((servertime - c.lastheartbeat) > TimeSpan.FromMinutes(1))
{
exps.Add(new Exception(string.Format("当前消费者tempid:{0},consumerclientid:{1}", c.tempid, c.consumerclientid)));
}
}
Error(this.AppConfig["BusinessMQManageConnectString"], "消费者端心跳停止,异常退出检测(超过1分钟),若是异常停止,请手工清除消费者中断", exps);
//消费者端长时间无消费，但是还有多余消息（超过10分钟未消费,但还有多余消息未消费）
exps.Clear();
foreach (var c in registeredconsumermodels)
{
if ((servertime - c.consumerpartitionmodel.lastupdatetime) > TimeSpan.FromMinutes(10))
{
var partitionidinfo = XXF.BaseService.MessageQuque.BusinessMQ.SystemRuntime.PartitionRuleHelper.GetPartitionIDInfo(c.consumerpartitionmodel.partitionid);
var tablename = XXF.BaseService.MessageQuque.BusinessMQ.SystemRuntime.PartitionRuleHelper.GetTableName(partitionidinfo.TablePartition, servertime.Date);
SqlHelper.ExcuteSql(this.GetDataNodeConnectString(datanodemodels[partitionidinfo.DataNodePartition]), (conn) =>
{
tb_messagequeue_dal messagedal = new tb_messagequeue_dal(); messagedal.TableName = tablename;
long maxmqid = messagedal.GetMaxID(conn);
if (maxmqid > c.consumerpartitionmodel.lastmqid && (servertime - messagedal.GetIDCreateTime(conn, maxmqid).Value > TimeSpan.FromMinutes(10)))//还有消息未消费，且该消息的创建时间是10分钟前
{
exps.Add(new Exception(string.Format("当前消费者tempid:{0},consumerclientid:{1},client:{2},clientname:{3}", c.consumermodel.tempid,
c.consumermodel.consumerclientid, c.consumerclientmodel.client, c.consumermodel.clientname)));
}
});
}
}
Error(this.AppConfig["BusinessMQManageConnectString"], "消费者端长时间无消费，但是还有多余消息（超过已创建超过10分钟的消息未消费）,可能是消费者处理逻辑异常", exps);
//某个分区没有指定消费者(分区没有消费信息,或者分区消费最后消费时间超过1个小时无消费)
exps.Clear();
if (runcount % (12 * 6) == 0)
{
foreach (var u in userdpartitions)
{
bool isfind = false;
foreach (var c in registeredconsumermodels)
{
if (c.consumerpartitionmodel.partitionid == u.partitionid)
{
isfind = true; break;
}
}
if (isfind == false)
{
SqlHelper.ExcuteSql(this.AppConfig["BusinessMQManageConnectString"], (c) =>
{
tb_consumer_partition_dal dal = new tb_consumer_partition_dal();
var model = dal.GetByPartitionId(c, u.partitionid);
if (model == null)
{
exps.Add(new Exception(string.Format("分区{0}未指定消费者", u.partitionid)));
}
//else if((servertime - model.lastupdatetime) > TimeSpan.FromHours(24))
// exps.Add(new Exception(string.Format("分区{0}消费者已注销,且有1天未消费", u.partitionid)));
});
}
}
Error(this.AppConfig["BusinessMQManageConnectString"], "某个分区没有指定消费者(分区没有消费信息)", exps);
}
}
