Enable or disable an NSX Edge BGP Filter using PowerNSX

Switch-NsxBgpFilterAction.ps1

function Switch-BgpFilterAction {
    param(
        [string]$edgeName,
        [Parameter(Mandatory=$true)][string]$filterNetwork
    )
    if($edgeName) {
        $edges = Get-NsxEdge -Name $edgeName
    } else {
        $edges = Get-NsxEdge
    }
    foreach($edge in $edges) {
        Write-Host "Edge: "$edgeName
        $edgeRouting = Get-NsxEdgeRouting $edge
        if($edgeRouting.bgp.bgpNeighbours.bgpNeighbour -ne $null) {
            for($a=0; $a -le $edgeRouting.bgp.bgpNeighbours.bgpNeighbour.count-1; $a++){
                if($edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter -ne $null) {
                    for($b=0; $b -le $edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter.count-1; $b++) {
                        if($edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter[$b].network -match $filterNetwork) {
                            switch ($edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter[$b].action) {
                                "permit" {
                                    $edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter[$b].action = "deny"
                                    Write-Host "Switching 'permit' BGP filter for $filterNetwork to 'deny'"
                                    break
                                }
                                "deny" {
                                    $edgeRouting.bgp.bgpNeighbours.bgpNeighbour[$a].bgpFilters.bgpFilter[$b].action = "permit"
                                    Write-Host "Switching 'deny' BGP filter for $filterNetwork to 'permit'"
                                    break
                                }
                            }
                            Set-NsxEdgeRouting -EdgeRouting $edgeRouting -Confirm:$false | Out-Null
                        }
                    }
                }
            }
        }
    }
}