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CBLoggers.cs
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CBLoggers.cs
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/**
* @file CBLogger.cs
* @brief Processing CloudBread log related task class. \n
* @author Dae Woo Kim
* @todo class structure change. AQS, ATS logic change. async model change
*/
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Data;
using System.Data.SqlClient;
using Microsoft.WindowsAzure.Storage;
using Microsoft.WindowsAzure.Storage.Table;
using Microsoft.WindowsAzure.Storage.Queue;
using Microsoft.WindowsAzure.Storage.RetryPolicies;
//using System.Web.Configuration;
using Newtonsoft.Json;
using CloudBread.globals;
using Microsoft.Practices.TransientFaultHandling;
using Microsoft.Practices.EnterpriseLibrary.WindowsAzure.TransientFaultHandling.SqlAzure;
using CloudBreadRedis;
namespace Logger.Logging
{
public class Logging {
/**
* @class CBLoggers
* @brief Processing CloudBread log related task class. \n
*/
public class CBLoggers
{
public string memberID { get; set; }
public string jobID { get; set; } /// Used in Scheduled job
public string Date { get; set; }
public string Thread { get; set; }
public string Level { get; set; }
public string Logger { get; set; }
public string Message { get; set; }
public string Exception { get; set; }
}
/**
* @class CBATSMessageEntity
* @brief Entity class for log structure - including ATS \n
*/
public class CBATSMessageEntity : TableEntity
{
public CBATSMessageEntity(string pkey, string rkey)
{
this.PartitionKey = pkey;
this.RowKey = rkey;
}
public string MemberID { get; set; }
public string jobID { get; set; }
public string Date { get; set; }
public string Thread { get; set; }
public string Level { get; set; }
public string Logger { get; set; }
public string Message { get; set; }
public string Exception { get; set; }
}
/**
* @brief Save log task processor. \n
*/
public static bool RunLog(CBLoggers message)
{
if (globalVal.CloudBreadLoggerSetting != "")
{
if (string.IsNullOrEmpty(message.memberID))
{
message.memberID = ""; /// in case of non-member triggered job
}
/// critical error case, save in ATS CloudBreadErrorLog
if (message.Level.ToUpper() == "ERROR")
{
try
{
/// Save error log on Azure Table Storage
{
/// Azure Table Storage connection retry policy
var tableStorageRetryPolicy = new ExponentialRetry(TimeSpan.FromSeconds(2), 10);
CloudStorageAccount storageAccountT = CloudStorageAccount.Parse(globalVal.StorageConnectionString);
CloudTableClient tableClient = storageAccountT.CreateCloudTableClient();
tableClient.DefaultRequestOptions.RetryPolicy = tableStorageRetryPolicy;
CloudTable table = tableClient.GetTableReference("CloudBreadErrorLog");
CBATSMessageEntity Message = new CBATSMessageEntity(message.memberID, Guid.NewGuid().ToString());
Message.jobID = message.jobID;
Message.Date = DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");
Message.Thread = message.Thread;
Message.Level = message.Level;
Message.Logger = message.Logger;
Message.Message = message.Message;
Message.Exception = message.Exception;
TableOperation insertOperation = TableOperation.Insert(Message);
table.Execute(insertOperation);
}
}
catch (Exception)
{
/// Catch fail to log on database. Most case database connection or login fail issue.
throw;
}
}
else
{
/// Regarding to web.config logger settting, save logs on specific storage
try
{
switch (globalVal.CloudBreadLoggerSetting)
{
case "SQL":
/// Save log on SQL
string strQuery = string.Format("insert into dbo.CloudBreadLog(memberid, jobID, [Thread], [Level], [Logger], [Message], [Exception]) values('{0}','{1}','{2}','{3}','{4}','{5}','{6}')",
message.memberID,
message.jobID,
message.Thread,
message.Level,
message.Logger,
message.Message,
message.Exception
);
/// Database connection retry policy
RetryPolicy retryPolicy = new RetryPolicy<SqlAzureTransientErrorDetectionStrategy>(globalVal.conRetryCount, TimeSpan.FromSeconds(globalVal.conRetryFromSeconds));
SqlConnection connection = new SqlConnection(globalVal.DBConnectionString);
{
connection.OpenWithRetry(retryPolicy);
SqlCommand command = new SqlCommand(strQuery, connection);
int rowcount = command.ExecuteNonQueryWithRetry(retryPolicy);
connection.Close();
break;
}
case "ATS":
/// Save log on Azure Table Storage
{
/// Azure Table Storage connection retry policy
var tableStorageRetryPolicy = new ExponentialRetry(TimeSpan.FromSeconds(2), 10);
CloudStorageAccount storageAccountT = CloudStorageAccount.Parse(globalVal.StorageConnectionString);
CloudTableClient tableClient = storageAccountT.CreateCloudTableClient();
tableClient.DefaultRequestOptions.RetryPolicy = tableStorageRetryPolicy;
CloudTable table = tableClient.GetTableReference("CloudBreadLog");
CBATSMessageEntity Message = new CBATSMessageEntity(message.memberID, Guid.NewGuid().ToString());
Message.jobID = message.jobID;
Message.Date = DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");
//Message.Date = DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH:mm:ssZ");
Message.Thread = message.Thread;
Message.Level = message.Level;
Message.Logger = message.Logger;
Message.Message = message.Message;
Message.Exception = message.Exception;
TableOperation insertOperation = TableOperation.Insert(Message);
table.Execute(insertOperation);
break;
}
case "AQS":
/// Save log on Azure Queue Storage
{
/// Azure Queue Storage connection retry policy
var queueStorageRetryPolicy = new ExponentialRetry(TimeSpan.FromSeconds(2), 10);
CloudStorageAccount storageAccount = CloudStorageAccount.Parse(globalVal.StorageConnectionString);
CloudQueueClient queueClient = storageAccount.CreateCloudQueueClient();
queueClient.DefaultRequestOptions.RetryPolicy = queueStorageRetryPolicy;
CloudQueue queue = queueClient.GetQueueReference("messagestolog"); /// must be lower case
CBATSMessageEntity Message = new CBATSMessageEntity(message.memberID, Guid.NewGuid().ToString());
Message.jobID = message.jobID;
Message.Date = DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ");
Message.Thread = message.Thread;
Message.Level = message.Level;
Message.Logger = message.Logger;
Message.Message = message.Message;
Message.Exception = message.Exception;
CloudQueueMessage Qmessage = new CloudQueueMessage(JsonConvert.SerializeObject(Message));
queue.AddMessage(Qmessage);
break;
}
case "redis":
/// todolist - save log on Azure Redis Cache
/// yyyymmdd:memberid:Controller:GUID
{
string redisKey = "";
string redisVal = "";
message.Date = DateTimeOffset.UtcNow.ToString("yyyy-MM-ddTHH:mm:ss.fffffffZ"); ;
redisKey = DateTime.Now.ToUniversalTime().ToString("yyyyMMddHHmm") + ":" + message.memberID + ":" + message.Logger + ":" + Guid.NewGuid().ToString(); // guid - too long key size
redisVal = JsonConvert.SerializeObject(message);
CBRedis.saveRedisLog(redisKey, redisVal, globalVal.CloudBreadGameLogExpTimeDays);
}
break;
//case "DocDB":
// /// @todo save log data on Azure DocumentDB
// break;
default:
/// case do nothing
break;
}
}
catch (Exception)
{
/// catch save log error here.
throw;
}
}
}
return true;
}
}
}