Add install-unbound.ps1

Scripts/install-unbound.ps1

@@ -0,0 +1,54 @@
+<#
+.SYNOPSIS
+        Installs Unbound (needs admin rights)
+.DESCRIPTION
+        This PowerShell script installs Unbound, a validating, recursive, caching DNS resolver. It needs admin rights.
+.EXAMPLE
+        PS> ./install-unbound
+.LINK
+        https://github.com/fleschutz/PowerShell
+.NOTES
+	Author: Markus Fleschutz | License: CC0
+#>
+
+#Requires -RunAsAdministrator
+
+try {
+	$StopWatch = [system.diagnostics.stopwatch]::startNew()
+
+	"⏳ Step 1/7: Updating package infos..."
+	& sudo apt update -y
+	if ($lastExitCode -ne "0") { throw "'sudo apt update' failed" }
+
+	"⏳ Step 2/7: Installing Unbound..."
+	& sudo apt install unbound -y
+	if ($lastExitCode -ne "0") { throw "'sudo apt install unbound' failed" }
+
+	"⏳ Step 3/7: Setting up Unbound..."
+	& sudo unbound-control-setup
+	if ($lastExitCode -ne "0") { throw "'unbound-control-setup' failed" }
+
+	"⏳ Step 4/7: Updating DNSSEC Root Trust Anchors..."
+	& sudo unbound-anchor
+	if ($lastExitCode -ne "0") { throw "'unbound-anchor' failed" }
+
+	"⏳ Step 5/7: Copying default configuration..."
+	& sudo cp "$PSScriptRoot/../Data/unbound.conf" /etc/unbound/unbound.conf
+	if ($lastExitCode -ne "0") { throw "'cp' failed" }
+
+	"⏳ Step 6/7: (Re-)starting Unbound..."
+	& sudo unbound-control stop
+	& sudo unbound-control start
+	if ($lastExitCode -ne "0") { throw "'unbound-control start' failed" }
+
+	"⏳ Step 7/7: Checking status..."
+	& sudo unbound-control status
+	if ($lastExitCode -ne "0") { throw "'unbound-control status' failed" }
+
+	[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
+	"✔️ installed Unbound in $Elapsed sec"
+	exit 0 # success
+} catch {
+	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
+	exit 1
+}