我对托管代理进行了VSTS设置,并尝试使用Runspaces异步方法运行Azure Powershell脚本来调整经典云服务的大小。当我在本地计算机上运行它时,此脚本可以正常工作。
[hashtable]$myServices = @{}
$myServices.Add('serviceA',3)
$myServices.Add('serviceB',1)
$myServices.Add('serviceC',2)
$myServices.Add('serviceD',1)
$myServices.Add('serviceE',3)
$Throttle = 5 #threads
$ScriptBlock = {
Param (
[string]$serviceName,
[int]$instanceCount
)
Try{
$roles = Get-AzureRole -ServiceName $serviceName -Slot Production -ErrorAction Stop
foreach($role in $roles){
Write-Output 'Currently on ' + $role.RoleName
$result = Set-AzureRole -ServiceName $serviceName -Slot Production -RoleName $role.RoleName -Count $instanceCount -ErrorAction Stop
$thisRunResult = New-Object PSObject -Property @{
Service = $serviceName
Role = $role.RoleName
Description = $result.OperationDescription
Status = $result.OperationStatus
}
$RunResult += $thisRunResult
}
Return $RunResult
} Catch {
write-output "An error occurred in the script block."
write-output $_.Exception.Message
}
}
Try{
$ErrorActionPreference = "Stop"
$RunspacePool = [RunspaceFactory]::CreateRunspacePool(1, $Throttle)
$RunspacePool.Open()
$Jobs = @()
} Catch {
write-output "An error occurred while instantiating Runspaces."
write-output $_.Exception.Message
} Finally {
$ErrorActionPreference = "Continue"
}
foreach ($service in $qaServices.GetEnumerator()){
Write-Output 'Currently on ' + $service.Key
Try{
$ErrorActionPreference = "Stop"
$Job = [powershell]::Create().AddScript($ScriptBlock).AddArgument($service.Key).AddArgument($service.Value)
write-output "Line after the Job is created gets executed."
$Job.RunspacePool = $RunspacePool
$Jobs += New-Object PSObject -Property @{
RunNum = $service.Key
Pipe = $Job
Result = $Job.BeginInvoke()
}
} Catch {
write-output "An error occurred creating job."
write-output $_.Exception.Message
} Finally {
$ErrorActionPreference = "Continue"
}
}
Write-Host "Waiting.." -NoNewline
Do {
Write-Host "." -NoNewline
Start-Sleep -Seconds 1
} While ( $Jobs.Result.IsCompleted -contains $false)
Write-Host "All jobs completed!"
$Results = @()
ForEach ($Job in $Jobs)
{ $Results += $Job.Pipe.EndInvoke($Job.Result)
}
$Results | Select-Object -Property Service,Role,Description,Status | Sort-Object -Property Service | Out-Host
我的Try / Catch东西都不会在日志中输出任何内容。当我在本地运行时,我得到了结果输出,就像我期望的新"。"每一秒钟,直到它完成:
Waiting.........................All jobs completed!
在本地它只有几百个......因为它需要几分钟才能扩展。在VSTS中运行时,它立即返回大约八个点。因此看起来实际上并没有发生任何事情(特别是乔布斯没有初始化),但是没有错误告诉我问题是什么。提前谢谢。
答案 0 :(得分:0)
(未测试的) 试试这个:
try {
$ErrorActionPreference = "Stop"
# Your code
} catch{
Write-Host $_.Exception
}finally{
$ErrorActionPreference = "Continue"
}
默认情况下,$ErrorActionPreference
设置为Continue
,因此将其设置为Stop
,即表示所有错误都是"终止"因此异常被try / catch块捕获。
或第二个选项是使用通用参数-ErrorAction Stop
try {
$result = Set-AzureRole -ServiceName $serviceName -Slot Production -RoleName $role.RoleName -Count $instanceCount -ErrorAction Stop
} catch{
Write-Host $_.Exception
}
我遇到与AD(活动目录)命令行开关相同的问题。