Stop app pool template

template.json

{
  "Id": "ActionTemplates-21",
  "Name": "IIS AppPool - Stop",
  "Description": "Stops an IIS Application Pool",
  "ActionType": "Octopus.Script",
  "Version": 2,
  "Properties": {
    "Octopus.Action.Script.ScriptBody": "# Load IIS module:\nImport-Module WebAdministration\n\n# Get AppPool Name\n$appPoolName = $OctopusParameters['appPoolName']\n# Get the number of retries\n$retries = $OctopusParameters['appPoolCheckRetries']\n# Get the number of attempts\n$delay = $OctopusParameters['appPoolCheckDelay']\n\n# Check if exists\nif(Test-Path IIS:\\AppPools\\$appPoolName) {\n\n    # Stop App Pool if not already stopped\n    if ((Get-WebAppPoolState $appPoolName).Value -ne \"Stopped\") {\n        Write-Output \"Stopping IIS app pool $appPoolName\"\n        Stop-WebAppPool $appPoolName\n    \n        $state = (Get-WebAppPoolState $appPoolName).Value\n        $counter = 1\n        \n        # Wait for the app pool to the \"Stopped\" before proceeding\n        do{ \n            $state = (Get-WebAppPoolState $appPoolName).Value\n            Write-Output \"$counter/$retries Waiting for IIS app pool $appPoolName to shut down completely. Current status: $state\"\n            $counter++\n            Start-Sleep -Milliseconds $delay\n        }\n        while($state -ne \"Stopped\" -and $counter -le $retries)  \n        \n        # Throw an error if the app pool is not stopped\n        if($counter -ge $retries) { \n            throw \"Could not shut down IIS app pool $appPoolName. `nTry to increase the number of retries ($retries) or delay between attempts ($delay milliseconds).\" }\n    }\n}\nelse {\n    Write-Output \"IIS app pool $appPoolName doesn't exist\"\n}",
    "Octopus.Action.Script.Syntax": "PowerShell"
  },
  "SensitiveProperties": {},
  "Parameters": [
    {
      "Name": "AppPoolName",
      "Label": "Application pool name",
      "HelpText": "The name of the application pool in IIS.",
      "DefaultValue": "CMP",
      "DisplaySettings": {}
    },
    {
      "Name": "AppPoolCheckDelay",
      "Label": "Status check interval",
      "HelpText": "The delay, in milliseconds, between each attempt to query the application pool to see if its status is \"Stopped\"",
      "DefaultValue": "500",
      "DisplaySettings": {
        "Octopus.ControlType": "SingleLineText"
      }
    },
    {
      "Name": "AppPoolCheckRetries",
      "Label": "Status check retries",
      "HelpText": "The number of retries before an error is thrown.",
      "DefaultValue": "20",
      "DisplaySettings": {
        "Octopus.ControlType": "SingleLineText"
      }
    }
  ],
  "$Meta": {
    "ExportedAt": "2016-01-11T19:32:23.148Z",
    "OctopusVersion": "3.2.10",
    "Type": "ActionTemplate"
  }
}