amandadebler’s gists

amandadebler / CVE-2019-5736-hotfix.ps1

Created February 13, 2019 07:39

For CVE-2019-5736 (runc container breakout)

	# works with both Get-AzAks cluster object and az aks list \| ConvertFrom-Json PSCustomObjects
	function Get-AKSHotfixVersion {
	param($AKSCluster)
	$hotfixVersions = @{'12'='1.12.5'; '11'='1.11.7'; '10'='1.10.12'; '9'='1.9.11'}
	foreach ($cluster in $AKSCluster) {
	$currentVersion = $cluster.KubernetesVersion
	[string]$majorRelease = $currentVersion.split('.')[1]
	$hotfixVersion = $hotfixVersions.$majorRelease
	$hotfixVersion
	}

amandadebler / AKSDockerVersionReporter.ps1

Created February 13, 2019 08:31

Reports the Docker runtime version for all nodes in all AKS clusters in all subscriptions in an Azure tenant

	$mySubscriptions = $(az account list --query [].id -o tsv)
	foreach ($subscription in $mySubscriptions) {
	$clusters = $(az aks list --subscription $subscription) \| ConvertFrom-Json
	foreach ($cluster in $clusters) {
	"$($cluster.name) in resource group $($cluster.resourceGroup) in subscription $subscription"
	az aks get-credentials --resource-group $($cluster.resourceGroup) --name $($cluster.name) --subscription $subscription --overwrite-existing
	kubectl get nodes -o custom-columns=NAME:.metadata.name,VERSION:.status.nodeInfo.containerRuntimeVersion
	}
	}

amandadebler / PowerShell Prompt.ps1

Last active March 12, 2019 22:28 — forked from fatherjack/PowerShell Prompt.ps1

Two-line prompt with last command execution time and tail of present working directory - modification of FatherJack's prompt, which was inspired by FriedrichWeinmann

	function Prompt {

	try {
	$history = Get-History -ErrorAction Ignore -Count 1
	if ($history) {
	$ts = New-TimeSpan $history.StartExecutionTime $history.EndExecutionTime
	Write-Host "[" -NoNewline
	switch ($ts) {
	{$_.TotalSeconds -lt 1} {
	[decimal]$d = $_.TotalMilliseconds

amandadebler / Get-SP500Summary.ps1

Last active August 26, 2019 10:19

S&P 500 weights and latest closing prices

	$response = invoke-webrequest "https://www.slickcharts.com/sp500"
	$table = $response.parsedhtml.body.childnodes[6].childnodes[1].childnodes[0].childnodes[0].childnodes[1].childnodes[0]
	# Column Headers
	$columns = foreach ($node in $table.childnodes[0].childnodes[0].childnodes) {$node.innertext}

	$stockrows = $table.childnodes[1].childnodes
	$stocks = foreach ($row in $stockrows) {
	$attributes = @{}
	for ($i=0; $i -lt $($columns.count); $i++) {
	$attributes.Add($columns[$i],$row.childnodes[$i].innertext.trim())

amandadebler / Get-SharesInAmount.ps1

Created August 26, 2019 15:02

	function Get-SharesInAmount {
	[CmdletBinding()]
	param (
	$stock,
	$amount,
	$transactionCost = 5,
	$maxCostRatio = 0.02
	)

	begin {

amandadebler / Get-Portfolio

Created August 26, 2019 15:03

The robo-advisor in PowerShell that no one asked for

	function Get-Portfolio {
	[CmdletBinding()]
	param (
	$amount,
	$transactionCost = 5,
	$maxCostRatio = 0.02
	)

	begin {

amandadebler / Base64.ps1

Created May 29, 2020 12:51

Convert to and from Base64, since there's no built-in Windows command for this

	function ConvertTo-Base64 {
	Param(
	$Text
	)
	$Bytes = [System.Text.Encoding]::Unicode.GetBytes($Text)
	[System.Convert]::ToBase64String($Bytes)
	}

	function ConvertFrom-Base64 {
	Param(

amandadebler / Get-CsTopologyFixed.ps1

Created July 6, 2020 14:34

	<#

	Get-CsTopologyFixed.ps1 v1.0

	Last updated 2015-02-27 by Amanda Debler, https://mandie.net

	Please let me know about any improvements you've made or mistakes you've found!
	#>

Amanda Debler amandadebler