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使用Grafana监控Lync/Skype服务器(三)

在上一篇文章中,我们使用Grafana从SQL Server的表中取数,然后通过Dashboard实现了对Lync/Skype服务器的实时会议以及用户数的监控。那么在本篇文章中,我们将继续使用Grafana来实现对Lync/Skype服务器的点对点(Peer-to-Peer)的通话质量数据进行监控。

如何使用Grafana监控Lync/Skype服务器的实时会议数

Skype服务器的实时会议数来源

Skype的通话质量数据存储在后端数据库,我们可以使用内置的视图QoEReportsCallDetailView来获取到这些数据。

使用Grafana监控Lync/Skype服务器(三)_Grafana

点对点(Peer-to-Peer)通话质量数据获取

第一次筛选 - 获取点对点数据以及通话方向

虽然内置的视图QoEReportsCallDetailView可以满足我们的取数需求,但由于点对点的通话与会议的通话均存储在此视图中,并且每通点对点通话均有两个方向(主叫->被叫,被叫->主叫),所以我们需要对数据进行一些筛选以获得我们想要的数据,语句如下:

--定义取数时间间隔
declare @date1 datetime
declare @date2 datetime
set @date1 = (SELECT DATEADD(minute,-5,GETUTCDATE()))
set @date2 = (SELECT GETUTCDATE());

SELECT 
   StartTime,
	 EndTime,
	 AudioSenderIsCallerPAI,   
   CallerPAI,
   CalleePAI, 
   CallerSubnet,
   CalleeSubnet,   
	   
   --定义通话质量好坏
	CASE When
	AudioRoundTrip > '500'
	or AudioJitterInterArrival > '30'
	or AudioDegradationAvg > '1'
	or AudioRatioConcealedSamplesAvg > '0.07' 
	or AudioPacketLossRate > '0.1'
  Then '1'
	Else '0'
	End AS ClassifiedPoorCall,

	--定义通话方向
	Case When  
	AudioSenderIsCallerPAI = '1'
	Then 'Caller'
	Else 'Callee'
	End AS Role

  From QoEReportsCallDetailView
	where StartTime > @date1 and StartTime < @date2

	--排除会议数据
	and CallerURI not like '%:id:%' 
	and CalleeURI not like '%:id:%'
	and AudioSenderIsCallerPAI is not NULL

定义取数时间间隔的目的:

  • 减少查询时间,保证数据的时效性。
  • ”少量多次“取数,防止影响后端SQL Server数据库性能

运行以上语句,我们就可以得到一个类似如下的查询结果:

使用Grafana监控Lync/Skype服务器(三)_Grafana_02

之后我们即可和之前一样,将这些数据存储在一个新的SQL表中,由于创建表格的方法在本系列文章的第一,二篇均有讲述,本文将不再赘述,仅展示使用Powershell脚本将数据导入SQL的方法,脚本如下:

#Connect to SQL database
Function SQLConnectionWindows
{
    param
    (
        [string]$server,
        [string]$database
 
    )
    $SQLCon = New-Object System.Data.SqlClient.SqlConnection
    $SQLCon.ConnectionString = "Data Source=$server;Initial Catalog=$database;Integrated Security=SSPI;"
 
    try
    {
        $SQLCon.Open()
        return $SQLCon
    }
 
catch [exception]
    {
        Write-Warning ('Connect to database failed with error message:{0}' -f ,$_)
        $SQLCon.Dispose()
        return $null
    }
}


Function SQLConnectionSQL
{
    param
    (
        [string]$server,
        [string]$database,
        [string]$uid,
        [string]$pwd
 
    )
    $SQLCon = New-Object System.Data.SqlClient.SqlConnection
    $SQLCon.ConnectionString = "Data Source=$server;Initial Catalog=$database;User ID=$uid;pwd=$pwd;"
 
    try
    {
        $SQLCon.Open()
        return $SQLCon
    }
 
catch [exception]
    {
        Write-Warning ('Connect to database failed with error message:{0}' -f ,$_)
        $SQLCon.Dispose()
        return $null
    }
}

Function SQLCommand
{
    param
    (
        [System.Data.SqlClient.SqlConnection]$SQLConnection,
        [string]$command
    )
    $dataset = New-Object System.Data.DataSet
    $dataAdapter = New-Object System.Data.SqlClient.SqlDataAdapter($command,$SQLConnection)
    $dataAdapter.Fill($dataset) | Out-Null
    return $dataset.Tables[0]
} 

$SQLServer = 'SkypeBackendSqlServer'
$SQLDBName = 'QoEMetrics' 
$Cred = 'Password'
$conn = SQLConnectionWindows -server $SQLServer -database $SQLDBName -uid 'UserName' -pwd $Cred


$SqlQuery = "
--定义取数时间间隔
declare @date1 datetime
declare @date2 datetime
set @date1 = (SELECT DATEADD(minute,-5,GETUTCDATE()))
set @date2 = (SELECT GETUTCDATE());

SELECT 
   StartTime,
	 EndTime,
	 AudioSenderIsCallerPAI,   
   CallerPAI,
   CalleePAI, 
   CallerSubnet,
   CalleeSubnet,   
	   
   --定义通话质量好坏
	CASE When
	AudioRoundTrip > '500'
	or AudioJitterInterArrival > '30'
	or AudioDegradationAvg > '1'
	or AudioRatioConcealedSamplesAvg > '0.07' 
	or AudioPacketLossRate > '0.1'
  Then '1'
	Else '0'
	End AS ClassifiedPoorCall,

	--定义通话方向
	Case When  
	AudioSenderIsCallerPAI = '1'
	Then 'Caller'
	Else 'Callee'
	End AS Role

  From QoEReportsCallDetailView
	where StartTime > @date1 and StartTime < @date2

	--排除会议数据
	and CallerURI not like '%:id:%' 
	and CalleeURI not like '%:id:%'
	and AudioSenderIsCallerPAI is not NULL
"

$DataTables = SQLCommand -SQLConnection $conn -command $SqlQuery

$Server = 'SqlServerName'
$DBName = 'DBName'
$userName = "UserName"
$Cred = 'Password'
$Newconn = SQLConnectionSQL -server $Server -database $DBName -uid $userName -pwd $Cred


#更新至数据库
$bulkCopy = new-object ("Data.SqlClient.SqlBulkCopy") $Newconn
$bulkCopy.DestinationTableName = "Skype_P2P_Original_Data"
$bulkCopy.WriteToServer($DataTables)

第二次筛选 - 定义通话位置

当我们进行第一次筛选后,可以看到我们获取到了点对点呼叫的一些关键数据:

  • 主叫子网
  • 被叫子网
  • 通话方向
  • 通话质量好坏

那么接下来,我们就可以对这些数据进行二次筛选,以定义呼叫所属位置。

导入子网数据

在一个大型企业,涉及到的网段非常复杂,为了简化操作,我们可以预先将这些网段及其对应的位置信息导入在SQL表中,以供之后取数使用,示例如下:

使用Grafana监控Lync/Skype服务器(三)_Grafana_03


判断通话位置

当子网数据导入后,我们就可以使用如下SQL语句来判断通话的位置:

declare @date1 datetime
declare @date2 datetime
set @date1 = (SELECT DATEADD(minute,-5,GETUTCDATE()))
set @date2 = (SELECT GETUTCDATE());

SELECT 
       StartTime,
       EndTime,
       AudioSenderIsCallerPAI,
       CallerPAI,
       CalleePAI,
       CallerSubnet,
       CalleeSubnet,
       ClassifiedPoorCall,
       Role,
	   
--判断城市--
---根据主叫子网以及呼叫方向定义城市1--- 
	 When
	 CallerSubnet in (select Address from [DBNa].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市1')
	and AudioSenderIsCallerPAI = '1' 
	Then '城市1'

---根据主叫子网以及呼叫方向定义城市2---
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市2')
	and AudioSenderIsCallerPAI = '1' 
	Then '城市2'

---根据被叫子网以及呼叫方向定义城市1--- 
	When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市1')
	and AudioSenderIsCallerPAI = '0' 
	Then '城市1'

---根据被叫子网以及呼叫方向定义城市2---
	When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市2')
	and AudioSenderIsCallerPAI = '0' 
	Then '城市2'

---根据主叫子网以及呼叫方向定义城市1中的Plant---
	 Case When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '1'
	 Then 'Plant1'
	  When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant2' 
	 
---根据主叫子网以及呼叫方向定义城市2中的Plant---
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant1'
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant2'
	 
---根据被叫子网以及呼叫方向定义城市1中的Plant---
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant1'
	  When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant2' 

---根据被叫子网以及呼叫方向定义城市2中的Plant---
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant1'
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant2'

	ELSE
	'Internet'
	End AS 'Plant'

    From [DBName].[dbo].[Skype_02_P2P_Original_Data]    
    where StartTime > @date1 and StartTime < @date2

运行以上语句,我们就可以得到一个类似如下的查询结果:

使用Grafana监控Lync/Skype服务器(三)_Skype_04

之后我们即可将这些数据存储在新的SQL表中,使用Powershell脚本将数据导入SQL的方法脚本如下:

#Connect to SQL database
Function SQLConnectionSQL
{
    param
    (
        [string]$server,
        [string]$database,
        [string]$uid,
        [string]$pwd
 
    )
    $SQLCon = New-Object System.Data.SqlClient.SqlConnection
    $SQLCon.ConnectionString = "Data Source=$server;Initial Catalog=$database;User ID=$uid;pwd=$pwd;"
 
    try
    {
        $SQLCon.Open()
        return $SQLCon
    }
 
catch [exception]
    {
        Write-Warning ('Connect to database failed with error message:{0}' -f ,$_)
        $SQLCon.Dispose()
        return $null
    }
}

Function SQLCommand
{
    param
    (
        [System.Data.SqlClient.SqlConnection]$SQLConnection,
        [string]$command
    )
    $dataset = New-Object System.Data.DataSet
    $dataAdapter = New-Object System.Data.SqlClient.SqlDataAdapter($command,$SQLConnection)
    $dataAdapter.Fill($dataset) | Out-Null
    return $dataset.Tables[0]
} 


$Server = 'SqlServer'
$DBName = 'DBName'
$userName = "UserName"
$Cred = 'Password'
$conn = SQLConnectionSQL -server $Server -database $DBName -uid $userName -pwd $Cred

$SqlQuery = "
declare @date1 datetime
declare @date2 datetime
set @date1 = (SELECT DATEADD(minute,-5,GETUTCDATE()))
set @date2 = (SELECT GETUTCDATE());

SELECT 
       StartTime,
       EndTime,
       AudioSenderIsCallerPAI,
       CallerPAI,
       CalleePAI,
       CallerSubnet,
       CalleeSubnet,
       ClassifiedPoorCall,
       Role,
	   
--判断城市--
---根据主叫子网以及呼叫方向定义城市1--- 
	 When
	 CallerSubnet in (select Address from [DBNa].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市1')
	and AudioSenderIsCallerPAI = '1' 
	Then '城市1'

---根据主叫子网以及呼叫方向定义城市2---
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市2')
	and AudioSenderIsCallerPAI = '1' 
	Then '城市2'

---根据被叫子网以及呼叫方向定义城市1--- 
	When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市1')
	and AudioSenderIsCallerPAI = '0' 
	Then '城市1'

---根据被叫子网以及呼叫方向定义城市2---
	When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where City = '城市2')
	and AudioSenderIsCallerPAI = '0' 
	Then '城市2'

---根据主叫子网以及呼叫方向定义城市1中的Plant---
	 Case When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '1'
	 Then 'Plant1'
	  When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant2' 
	 
---根据主叫子网以及呼叫方向定义城市2中的Plant---
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant1'
	 When
	 CallerSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '1' 
	 Then 'Plant2'
	 
---根据被叫子网以及呼叫方向定义城市1中的Plant---
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant1'
	  When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant2' 

---根据被叫子网以及呼叫方向定义城市2中的Plant---
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant1')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant1'
	 When
	 CalleeSubnet in (select Address from [DBName].[dbo].[Skype_EnterpriseVoice_Subnet_Map] where Plant = 'Plant2')
	 and AudioSenderIsCallerPAI = '0' 
	 Then 'Plant2'

	ELSE
	'Internet'
	End AS 'Plant'

    From [DBName].[dbo].[Skype_P2P_Original_Data]    
    where StartTime > @date1 and StartTime < @date2    
"

$DataTables = SQLCommand -SQLConnection $conn -command $SqlQuery

#更新至数据库
$bulkCopy = new-object ("Data.SqlClient.SqlBulkCopy") $conn
$bulkCopy.DestinationTableName = "Skype_Result_Data"
$bulkCopy.WriteToServer($DataTables)

创建自动化任务计划(Task Schedule)

在上面的步骤中,我们使用了2个脚本:

  • 脚本1:从Skype后端数据库获取到点对点呼叫数据,存储在SQL表1中。
  • 脚本2:对SQL表1中的数据进行处理,判断位置信息,存储再SQL表2中。

所以我们需要分别创建2个任务计划,以调用前文中的脚本,将数据每隔5分钟将数据导入到SQL表中。由于任务计划在此系列前两篇文章中已经有所展示,将不在此文中赘述。

在Grafana中创建Dashboard

我们导航到Grafana Dashboard界面,之后点击左侧的➕:

使用Grafana监控Lync/Skype服务器(三)_Skype_05

在弹出的New Panel界面,选择Add Query:

使用Grafana监控Lync/Skype服务器(三)_Skype_06

我们在Query的配置界面,选择之前添加的对应的SQL数据源,之后分别输入两条SQL查询语句,这两条语句分别对应点对点通话质量好坏,之后选择时序(Time series)格式:

Query 1

select count(*) as 'Good', $__timeEpoch(StartTime) 
from
(
select * from [DBName].[dbo].[Skype_Result_Data] 
Where Plant = 'Location'
and ClassifiedPoorCall = '0'
) as tmp 
where $__timeFilter(StartTime)
group by StartTime

Query 2

select count(*) as 'Poor', $__timeEpoch(StartTime) 
from
(
select * from [DBName].[dbo].[Skype_Result_Data] 
Where Plant = 'Location'
and ClassifiedPoorCall = '1'
) as tmp 
where $__timeFilter(StartTime)
group by StartTime

使用Grafana监控Lync/Skype服务器(三)_Skype_07

在Visualization界面,我们选择Pie Chart,并进行如下配置:

使用Grafana监控Lync/Skype服务器(三)_Skype_08

在General界面,为Dashboard起一个Title,之后保存:

使用Grafana监控Lync/Skype服务器(三)_质量_09

之后我们将得到下面的一个Dashboard:

使用Grafana监控Lync/Skype服务器(三)_质量_10

Dashboard最终效果展示

同时我们可以根据保存在SQL表中的点对点通话质量和位置数据,来生成多个类似的图形,之后将其整合。在展示某个城市总数据的同时,也能看到各个plant的数据,类似效果如下:

使用Grafana监控Lync/Skype服务器(三)_Skype_11

本章总结

在此篇文章中,我们了解了:

  • 如何获取Skype点对点呼叫数据
  • 如何对数据进行二次处理并导入SQL Server表
  • 如何通过Grafana展示点对点呼叫质量

在此系列文章的下一部分,我们将继续使用Grafana来展示Skype会议(Conference)的通话质量数据。

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