Fixes #154 #269. No need for PR #214 any more.

automated install/basic-install.sh

@@ -90,7 +90,7 @@ spinner() {
 backupLegacyPihole() {
 	# This function detects and backups the pi-hole v1 files.  It will not do anything to the current version files.
 	if [[ -f /etc/dnsmasq.d/adList.conf ]];then
-		echo "Original Pi-hole detected.  Initiating sub space transport"
+		echo "::: Original Pi-hole detected.  Initiating sub space transport"
 		$SUDO mkdir -p /etc/pihole/original/
 		$SUDO mv /etc/dnsmasq.d/adList.conf /etc/pihole/original/adList.conf.$(date "+%Y-%m-%d")
 		$SUDO mv /etc/dnsmasq.conf /etc/pihole/original/dnsmasq.conf.$(date "+%Y-%m-%d")
@@ -134,13 +134,18 @@ chooseInterface() {
 	interfaceCount=$(echo "$availableInterfaces" | wc -l)
 	chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface" $r $c $interfaceCount)
 	chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
-
+	if [[ $? = 0 ]];then
 		for desiredInterface in $chooseInterfaceOptions
 		do
 		piholeInterface=$desiredInterface
 		echo "::: Using interface: $piholeInterface"
 		echo ${piholeInterface} > /tmp/piholeINT
 		done
+	else
+		echo "::: Cancel selected, exiting...."
+		exit 1
+	fi
+	
 }
 
 
@@ -150,6 +155,7 @@ use4andor6() {
 	options=(IPv4 "Block ads over IPv4" on
 	IPv6 "Block ads over IPv6" off)
 	choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
+	if [[ $? = 0 ]];then
 		for choice in $choices
 		do
 			case $choice in
@@ -157,6 +163,7 @@ use4andor6() {
 			IPv6	)		useIPv6=true;;
 			esac
 		done
+		
 		if [ $useIPv4 ] && [ ! $useIPv6 ]; then
 			getStaticIPv4Settings
 			setStaticIPv4
@@ -180,6 +187,10 @@ use4andor6() {
 			echo "::: Exiting"
 			exit 1
 		fi
+	else
+		echo "::: Cancel selected. Exiting..."
+		exit 1
+	fi
 }
 
 useIPv6dialog() {
@@ -209,11 +220,11 @@ getStaticIPv4Settings() {
 			# Ask for the IPv4 address
 			IPv4addr=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" $r $c $IPv4addr 3>&1 1>&2 2>&3)
 			if [[ $? = 0 ]];then
-				echo "Your static IPv4 address:    $IPv4addr"
+				echo "::: Your static IPv4 address:    $IPv4addr"
 				# Ask for the gateway
 				IPv4gw=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 gateway (router)" --inputbox "Enter your desired IPv4 default gateway" $r $c $IPv4gw 3>&1 1>&2 2>&3)
 				if [[ $? = 0 ]];then
-					echo "Your static IPv4 gateway:    $IPv4gw"
+					echo "::: Your static IPv4 gateway:    $IPv4gw"
 					# Give the user a chance to review their settings before moving on
 					if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
 							IP address:    $IPv4addr
@@ -231,14 +242,14 @@ getStaticIPv4Settings() {
 				else
 					# Cancelling gateway settings window
 					ipSettingsCorrect=False
-					echo "User canceled."
-					exit
+					echo "::: Cancel selected. Exiting..."
+					exit 1
 				fi
 			else
 				# Cancelling IPv4 settings window
 				ipSettingsCorrect=False
-				echo "User canceled."
-				exit
+				echo "::: Cancel selected. Exiting..."
+				exit 1
 			fi
 		done
 	# End the if statement for DHCP vs. static
@@ -247,7 +258,7 @@ getStaticIPv4Settings() {
 
 setDHCPCD() {
 	# Append these lines to dhcpcd.conf to enable a static IP
-	echo "interface $piholeInterface
+	echo "::: interface $piholeInterface
 	static ip_address=$IPv4addr
 	static routers=$IPv4gw
 	static domain_name_servers=$IPv4gw" | $SUDO tee -a $dhcpcdFile >/dev/null
@@ -272,19 +283,23 @@ setDNS(){
 	DNSChooseOptions=(Google "Use Google's DNS Servers" on
 					  DynDNS "Use DynDNS's DNS Servers" off)
 	DNSchoices=$("${DNSChoseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
-
+	if [[ $? = 0 ]];then
 		case $DNSchoices in
 			Google)
-			echo "Google selected."
+				echo "::: Using Google DNS servers."
 				piholeDNS1="8.8.8.8"
 				piholeDNS2="8.8.4.4"
 				;;
 			DynDNS)
-			echo "DynDNS selected."
+				echo "::: Using DynDNS servers."
 				piholeDNS1="208.67.222.222"
 				piholeDNS2="208.67.220.220"
 				;;
 		esac
+	else
+		echo "::: Cancel selected. Exiting..."
+		exit 1
+	fi
 }
 
 versionCheckDNSmasq(){