$connectionName = "AzureRunAsConnection"

# 変数から情報を取得
$subId = Get-AutomationVariable -Name 'subId'
$resourceGroupName = Get-AutomationVariable -Name 'resourceGroupName'
$jobName = Get-AutomationVariable -Name 'jobName'

"Executing with subscription id: $subId; resource group name: $resourceGroupName; job name: $jobName"

try
{
    # "AzureRunAsConnection" から接続情報を取得
    $servicePrincipalConnection=Get-AutomationConnection -Name $connectionName         

Connect-AzAccount `
        -ServicePrincipal `
        -TenantId $servicePrincipalConnection.TenantId `
        -ApplicationId $servicePrincipalConnection.ApplicationId `
        -CertificateThumbprint $servicePrincipalConnection.CertificateThumbprint | Write-Verbose
}
catch {
    if (!$servicePrincipalConnection)
    {
        $ErrorMessage = "Connection $connectionName not found."
        throw $ErrorMessage
    } else{
        Write-Error -Message $_.Exception
        throw $_.Exception
    }
}

# 現在の時間でジョブを開始する場合(-OutputStartMode の既定値は JobStartTime)
Start-AzStreamAnalyticsJob -ResourceGroupName $resourceGroupName -Name $jobName
# 前回のジョブの最終停止時刻から開始する場合
#Start-AzStreamAnalyticsJob -ResourceGroupName $resourceGroupName -Name $jobName -OutputStartMode 'LastOutputEventTime'