Functions/Get-EC2InstanceAddress.ps1
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<# .SYNOPSIS Returns all or a prefered address from an EC2 Instance .DESCRIPTION The cmdlet accepts pipeline input of EC2 instances. If -AddressProperty is defined, it returns only that, otherwise it returns all. The valid addresses are: - PrivateIpAddress - PublicIpAddress - PrivateDnsName - PublicDnsName .PARAMETER InstanceObject Mandatory - Ec2 Instance Object to get the addresses from .PARAMETER AddressProperty Optional - Name of the Address property to be filtered .EXAMPLE Get-Ec2Instance i-2492acfc | Select -ExpandProperty Instances | Get-EC2InstanceAddress .EXAMPLE Get-Ec2Instance i-2492acfc | Select -ExpandProperty Instances | Get-EC2InstanceAddress -AddressProperty PublicDnsName #> function Get-EC2InstanceAddress { [cmdletbinding()] param( [Parameter(Mandatory=$true,ValueFromPipeline=$true)] [Amazon.EC2.Model.Instance]$InstanceObject, [Parameter()] [ValidateSet($null,'PrivateIpAddress','PublicIpAddress','PrivateDnsName','PublicDnsName')] [string]$AddressProperty ) if ($InstanceObject) { if ($AddressProperty) { Write-Verbose "Address filtering for '$AddressProperty'" $InstanceObject.$AddressProperty } else { Write-Verbose "Returning unfiltered addresses" $InstanceObject.PrivateIpAddress $InstanceObject.PublicIpAddress $InstanceObject.PrivateDnsName $InstanceObject.PublicDnsName $InstanceObject.Tags | Where-Object Key -eq ComputerName | Select-Object -ExpandProperty Value } } } |