<# .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 { $StopWatch = [system.diagnostics.stopwatch]::startNew() "⏳ Step 1/9: Updating package infos..." & sudo apt update -y if ($lastExitCode -ne "0") { throw "'sudo apt update' failed" } "⏳ Step 2/9: Installing Unbound package..." & sudo apt install unbound -y if ($lastExitCode -ne "0") { throw "'sudo apt install unbound' failed" } "⏳ Step 3/9: Setting up Unbound..." & sudo unbound-control-setup if ($lastExitCode -ne "0") { throw "'unbound-control-setup' failed" } "⏳ Step 4/9: Updating DNSSEC Root Trust Anchors..." & sudo unbound-anchor if ($lastExitCode -ne "0") { throw "'unbound-anchor' failed" } "⏳ Step 5/9: Checking config file..." & unbound-checkconf "$PSScriptRoot/../Data/unbound.conf" if ($lastExitCode -ne "0") { throw "'unbound-checkconf' failed - check the syntax" } "⏳ Step 6/9: Copying config file to /etc/unbound/unbound.conf ..." & sudo cp "$PSScriptRoot/../Data/unbound.conf" /etc/unbound/unbound.conf if ($lastExitCode -ne "0") { throw "'cp' failed" } "⏳ Step 7/9: (Re-)starting Unbound..." & sudo unbound-control stop & sudo unbound-control start if ($lastExitCode -ne "0") { throw "'unbound-control start' failed" } "⏳ Step 8/9: Checking Unbound status..." & sudo unbound-control status if ($lastExitCode -ne "0") { throw "'unbound-control status' failed" } "⏳ Step 9/9: Training Unbound with frequent used domain names..." & "$PSScriptRoot/check-dns.ps1" 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 }