Powershell Cleanup Old NewRelic Apps

applications.ps1

# walk through all applications and delete the ones that are not reporting, ask per app
# 
# Create this file .credential-config with 
#{
#    "newrelictoken": "your-newrelic-api-key"
#}
# if in repo, make sure .credential-config is in .gitignore
$configFile = ".\.credential-config"
$newrelicUrlApplications = "https://api.newrelic.com/v2/applications.json"

function LoadConfig {
    if (Test-Path $configFile) {
        try {
            return Get-Content $configFile -Raw -ErrorAction:SilentlyContinue -WarningAction:SilentlyContinue | ConvertFrom-Json -ErrorAction:SilentlyContinue -WarningAction:SilentlyContinue
        } catch {
            Write-Host -ForegroundColor Red "The Base configuration file is missing!" 
            return @{ }
        }
    }
    else {
        Write-Host -ForegroundColor Red "The Base configuration file is missing! $configFile" 
      return @{ }
    }
}

$config = LoadConfig
$newrelictoken = $config.newrelictoken

$applicationsResponse = Invoke-RestMethod -Uri $newrelicUrlApplications `
-Headers @{"API-KEY" = $newrelictoken}  -Method GET 

Write-Host "Found $($applicationsResponse.applications.Count) apps" 

if ($applicationsResponse.applications.Count -eq 0){
    break
}

foreach($app in $applicationsResponse.applications) {
    
    if($app.reporting -eq $true){
        Write-Host " - skipping $($app.name) - $($app.id) - $($app.language) - $($app.health_status) - $($app.reporting) -> reporting ok"
        continue
    }
        Write-Host " - deleting $($app.name) - $($app.id) - $($app.language) - $($app.health_status) - reporting=$($app.reporting) "

        Read-Host -Prompt "Press Enter to continue or Ctrl-C to cancel" -ErrorAction SilentlyContinue

        Invoke-RestMethod -Uri $newrelicUrlApplications.Replace("applications.json", "applications/$($app.id).json") `
                -Headers @{"API-KEY" = $newrelictoken }  -Method Delete 

}