PowerShellScripts

AddOrUpdateResourceTags.ps1

param(
    [Parameter(Mandatory = $true)] 
    [String] $ResourceGroupName,
    [Parameter(Mandatory = $true)] 
    [String] $ResourceName,
    [Parameter(Mandatory = $true)] 
    [Hashtable] $Tags
)

$ErrorActionPreference = "Stop"

$Resource = Get-AzResource -ResourceGroupName $ResourceGroupName -Name $ResourceName
    
ForEach ($Tag In $Resource.Tags.GetEnumerator()) { 
    If (!$Tags.ContainsKey($Tag.Key)) {
        $Tags.Add($Tag.Key, $Tag.Value)
    }
}

ForEach ($Tag In $Tags.GetEnumerator()) { 
    Write-Host $Tag.Key = $Tag.Value 
}

Set-AzResource -ResourceId $Resource.Id -Tag $Tags -Force