Add install-unbound.ps1

Data/unbound.conf

@@ -0,0 +1,33 @@
+server:
+	port: 53 # port where to listen to queries (default 53)
+        interface: 0.0.0.0
+        interface: ::0
+	access-control: 127.0.0.1/8 allow
+	access-control: ::1/64 allow
+        access-control: 192.168.0.0/16 allow
+	verbosity: 0 # log nothing
+        qname-minimisation: yes # send minimal amount of information to upstream servers to enhance privacy
+        auto-trust-anchor-file: "/var/lib/unbound/root.key" # location of the trust anchor file that enables DNSSEC
+
+	num-threads: 1
+	aggressive-nsec: yes
+	prefetch: yes # refresh expiring cache entries, if less than 10% of their TTL remains
+	hide-identity: yes # less verbose responses
+	hide-version: yes # less verbose responses
+	rrset-cache-size: 100m
+	msg-cache-size: 50m
+	cache-min-ttl: 3600 # 1 hour minimum caching time
+	cache-max-ttl: 86400 # 1 day maximum caching time
+	cache-max-negative-ttl: 3600 # 1 hour maximum caching time for negative responses
+	so-reuseport: yes # faster UDP with multithreading (only on Linux)
+
+remote-control:
+        control-enable: yes # allows controlling unbound using "unbound-control"
+
+forward-zone:
+	name: "."
+	#forward-addr: 1.1.1.1@53 # Cloudflare (primary)
+	#forward-addr: 1.0.0.1@53 # Cloudflare (secondary)
+	forward-addr: 8.8.8.8@53 # Google Public DNS (primary)
+	forward-addr: 8.8.4.4@53 # Google Public DNS (secondary)
+	#forward-addr: 9.9.9.9@53 # Quad9

Scripts/check-dns.ps1

@@ -19,12 +19,15 @@ try {
 	$PathToRepo = "$PSScriptRoot/.."
 	$Table = import-csv "$PathToRepo/Data/domain-names.csv"
 
+	if ($IsLinux) {
 		foreach($Row in $Table) {
 			write-progress "Resolving $($Row.Domain)..."
-		if ($IsLinux) {
+			$null = dig $Row.Domain
-			$Ignore = nslookup $Row.Domain
+		}
 	} else {
-			$Ignore = resolve-dnsName $Row.Domain
+		foreach($Row in $Table) {
+			write-progress "Resolving $($Row.Domain)..."
+			$null = resolve-dnsName $Row.Domain
 		}
 	}
 	$Count = $Table.Length

Scripts/install-knot-resolver.ps1

@@ -8,7 +8,7 @@
 .LINK
         https://github.com/fleschutz/PowerShell
 .NOTES
-	Author: Markus Fleschutz / License: CC0
+	Author: Markus Fleschutz | License: CC0
 #>
 
 #Requires -RunAsAdministrator
@@ -16,16 +16,16 @@
 try {
 	$StopWatch = [system.diagnostics.stopwatch]::startNew()
 
-	"👉 Installing Knot Resolver... [step 1/4]"
+	"⏳ Step 1/4: Installing Knot Resolver..."
 	& sudo snap install knot-resolver-gael
 
-	"👉 Copying default configuration... [step 2/4]"
+	"⏳ Step 2/4: Copying default configuration..."
 	& sudo cp "$PSScriptRoot/../Data/default.kresd.conf" /var/snap/knot-resolver-gael/current/kresd.conf
 
-	"👉 Let user configure... [step 3/4]"
+	"⏳ Step 3/4: Let user configure..."
 	& sudo vi /var/snap/knot-resolver-gael/current/kresd.conf
 
-	"👉 Starting Knot Resolver... [step 4/4]"
+	"⏳ Step 4/4: Starting Knot Resolver..."
 	& sudo snap start knot-resolver-gael
 
 	[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds

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
+}