PowerShell/scripts/install-unbound-server.ps1
2024-10-01 15:11:03 +02:00

67 lines
2.2 KiB
PowerShell
Executable File

<#
.SYNOPSIS
Installs Unbound server (needs admin rights)
.DESCRIPTION
This PowerShell script installs Unbound, a validating, recursive, caching DNS resolver. It needs admin rights.
.EXAMPLE
PS> ./install-unbound-server.ps1
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
#Requires -RunAsAdministrator
try {
$StopWatch = [system.diagnostics.stopwatch]::startNew()
"⏳ (1/10) Updating package infos..."
& sudo apt update -y
if ($lastExitCode -ne "0") { throw "'apt update' failed" }
"⏳ (2/10) Installing the Unbound packages..."
& sudo apt install unbound unbound-anchor -y
if ($lastExitCode -ne "0") { throw "'apt install unbound' failed" }
"⏳ (3/10) Setting up Unbound..."
& sudo unbound-control-setup
if ($lastExitCode -ne "0") { throw "'unbound-control-setup' failed" }
"⏳ (4/10) Updating DNSSEC Root Trust Anchors..."
& sudo unbound-anchor
if ($lastExitCode -ne "0") { throw "'unbound-anchor' failed" }
"⏳ (5/10) Checking config file..."
& unbound-checkconf "$PSScriptRoot/../data/unbound.conf"
if ($lastExitCode -ne "0") { throw "'unbound-checkconf' failed - check the syntax" }
"⏳ (6/10) Copying config file to /etc/unbound/unbound.conf ..."
& sudo cp "$PSScriptRoot/../data/unbound.conf" /etc/unbound/unbound.conf
if ($lastExitCode -ne "0") { throw "'cp' failed" }
"⏳ (7/10) Stopping default DNS cache daemon systemd-resolved..."
& sudo systemctl stop systemd-resolved
& sudo systemctl disable systemd-resolved
"⏳ (8/10) (Re-)starting Unbound..."
& sudo unbound-control stop
& sudo unbound-control start
if ($lastExitCode -ne "0") { throw "'unbound-control start' failed" }
"⏳ (9/10) Checking status of Unbound..."
& sudo unbound-control status
if ($lastExitCode -ne "0") { throw "'unbound-control status' failed" }
"⏳ (10/10) Training Unbound with 100 popular domain names..."
& "$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
}