Add in apt-get update if it has not been run today. Otherwise, check number of upgrades availible, advise user there are updates, and at their choice, either continue or cancel the installation

automated install/basic-install.sh

@@ -16,7 +16,7 @@
 #
 # curl -L install.pi-hole.net | bash
 
-$SUDO mkdir -p /etc/pihole/
+
 ######## VARIABLES #########
 
 tmpLog=/tmp/pihole-install.log
@@ -63,7 +63,7 @@ else
 	fi
 fi
 
-if [ -f "/etc/dnsmasq.d/01-pihole.conf" ]; then
+if [ -d "/etc/pihole" ]; then
 		#Likely an existing install
 		upgrade=true
 	else
@@ -260,7 +260,9 @@ setStaticIPv4(){
 	else
 		setDHCPCD
 		$SUDO ip addr replace dev $piholeInterface $IPv4addr
-		echo "Setting IP to $IPv4addr.  You may need to restart after the install is complete."
+		echo ":::"
+		echo "::: Setting IP to $IPv4addr.  You may need to restart after the install is complete."
+		echo ":::"
 	fi
 }
 
@@ -303,19 +305,33 @@ checkForDependencies(){
  		#We'll change the logic up here, to check to see if there are any updates availible and
  		# if so, advise the user to run apt-get update/upgrade at their own discretion
  		
+ 		
+ 		#Check to see if apt-get update has already been run today
+ 		# it needs to have been run at least once on new installs!
+ 		
+ 		timestamp=$(stat -c %Y /var/cache/apt/)
+ 		timestampAsDate=$(date -d @$timestamp "+%b %e")
  		today=$(date "+%b %e")
+ 		
+ 		if [ ! "$today" == "$timestampAsDate" ]; then 		
+	    #update package lists
+	    echo ":::"
+	    echo -n "::: apt-get update has not been run today. Running now..."
+	    $SUDO apt-get -qq update & spinner $!
+	    echo " done!"
+	  fi 		
+ 		
  		echo ":::" 
  		echo -n "::: Checking apt-get for upgraded packages...."
- 		updatesToInstall=$(sudo apt-get -s -o Debug::NoLocking=true upgrade | grep -c ^Inst) & spinner $!
+ 		updatesToInstall=$(sudo apt-get -s -o Debug::NoLocking=true upgrade | grep -c ^Inst)
  		echo " done!"
 				
 		echo ":::"
-		if [[ $updatesToInstall -eq 0 ]]; then
+		if [[ $updatesToInstall -eq "0" ]]; then
 			echo "::: Your pi is up to date! Continuing with pi-hole installation..."
 		else
 			echo "::: There are $updatesToInstall updates availible for your pi!"
-			echo "::: Please consider running 'sudo apt-get update', followed by 'sudo apt-get upgrade'"
+			echo "::: Please consider running 'sudo apt-get upgrade' before continuing with installation"			
-			echo "::: after pi-hole has finished installing."
 			echo ":::"
 			#add in a prompt to give users the option to quit installation or continue
 			echo -n "::: Would you like to continue with the pi-hole installation? (Y/n):"
@@ -324,7 +340,7 @@ checkForDependencies(){
 			case "$answer" in
     		[yY][eE][sS]|[yY]  )  echo "::: Continuing!";;
    		  *                  )  echo "::: Quitting install, please run 'curl -L install.pi-hole.net | bash' after updating packages!"
-              								exit 0;;
+              								exit 1;;
 			esac 
 		fi    
     
@@ -480,6 +496,7 @@ The install log is in /etc/pihole." $r $c
 
 ######## SCRIPT ############
 # Start the installer
+$SUDO mkdir -p /etc/pihole/
 welcomeDialogs
 
 # Just back up the original Pi-hole right away since it won't take long and it gets it out of the way
@@ -489,8 +506,6 @@ chooseInterface
 # Let the user decide if they want to block ads over IPv4 and/or IPv6
 use4andor6
 
-
-
 # Install and log everything to a file
 installPihole | tee $tmpLog