Merge branch 'development' of https://github.com/pi-hole/pi-hole into development

.github/ISSUE_TEMPLATE.md

@@ -1,4 +1,4 @@
-**In raising this issue, I confirm the following (please check boxes, eg [X]):**
+**In raising this issue, I confirm the following (please check boxes, eg [X]) Failure to fill the template will close your issue:**
 
 - [] I have read and understood the [contributors guide](https://github.com/pi-hole/pi-hole/blob/master/CONTRIBUTING.md).
 - [] The issue I am reporting can be *replicated*

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,4 +1,4 @@
-**By submitting this pull request, I confirm the following (please check boxes, eg [X]):**
+**By submitting this pull request, I confirm the following (please check boxes, eg [X])Failure to fill the template will close your PR:**
 
 - [] I have read and understood the [contributors guide](https://github.com/pi-hole/pi-hole/blob/master/CONTRIBUTING.md).
 - [] I have checked that [another pull request](https://github.com/pi-hole/pi-hole/pulls) for this purpose does not exist.

advanced/Scripts/blacklist.sh

@@ -19,7 +19,6 @@ helpFunc() {
 ::: Options:
 :::  -d, --delmode			Remove domains from the blacklist
 :::  -nr, --noreload			Update blacklist without refreshing dnsmasq
-:::  -f, --force			Force updating of the hosts files, even if there are no changes
 :::  -q, --quiet			output is less verbose
 :::  -h, --help				Show this help dialog
 :::  -l, --list				Display your blacklisted domains
@@ -36,47 +35,18 @@ basename=pihole
 piholeDir=/etc/${basename}
 adList=${piholeDir}/gravity.list
 blacklist=${piholeDir}/blacklist.txt
-reload=true
+reload=false
 addmode=true
-force=false
 verbose=true
 
 domList=()
 domToRemoveList=()
 
-piholeIPfile=/etc/pihole/piholeIP
+HandleOther(){
-piholeIPv6file=/etc/pihole/.useIPv6
-
-if [[ -f ${piholeIPfile} ]]; then
-	# If the file exists, it means it was exported from the installation script and we should use that value instead of detecting it in this script
-	piholeIP=$(cat ${piholeIPfile})
-	#rm $piholeIPfile
-else
-	# Otherwise, the IP address can be taken directly from the machine, which will happen when the script is run by the user and not the installation script
-	IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
-	piholeIPCIDR=$(ip -o -f inet addr show dev "$IPv4dev" | awk '{print $4}' | awk 'END {print}')
-	piholeIP=${piholeIPCIDR%/*}
-fi
-
-modifyHost=false
-
-# After setting defaults, check if there's local overrides
-if [[ -r ${piholeDir}/pihole.conf ]]; then
-	echo "::: Local calibration requested..."
-	. ${piholeDir}/pihole.conf
-fi
-
-
-if [[ -f ${piholeIPv6file} ]]; then
-	# If the file exists, then the user previously chose to use IPv6 in the automated installer
-	piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
-fi
-
-HandleOther() {
   #check validity of domain
-	validDomain=$(echo "${1}" | perl -ne'print if /\b((?=[a-z0-9-]{1,63}\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,63}\b/')
+	validDomain=$(echo "$1" | perl -ne'print if /\b((?=[a-z0-9-]{1,63}\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,63}\b/')
-	if [ -z "${validDomain}" ]; then
+	if [ -z "$validDomain" ]; then
-		echo "::: ${1} is not a valid argument or domain name"
+		echo "::: $1 is not a valid argument or domain name"
 	else
 	  domList=("${domList[@]}" ${validDomain})
 	fi
@@ -84,20 +54,20 @@ HandleOther() {
 
 PopBlacklistFile() {
 	#check blacklist file exists, and if not, create it
-	if [[ ! -f ${blacklist} ]]; then
+	if [[ ! -f ${blacklist} ]];then
   	  touch ${blacklist}
 	fi
 	for dom in "${domList[@]}"; do
-		if "${addmode}"; then
+	  if "$addmode"; then
-			AddDomain "${dom}"
+	  	AddDomain "$dom"
 	  else
-			RemoveDomain "${dom}"
+	    RemoveDomain "$dom"
 	  fi
 	done
 }
 
 AddDomain() {
-	#| sed 's/\./\\./g'
+#| sed 's/\./\\./g'
 	bool=false
 	grep -Ex -q "$1" ${blacklist} || bool=true
 	if ${bool}; then
@@ -105,17 +75,18 @@ AddDomain() {
 	  if ${verbose}; then
 	    echo -n "::: Adding $1 to blacklist file..."
 	  fi
-		echo "${1}" >> ${blacklist}
+		echo "$1" >> ${blacklist}
-		modifyHost=true
+		reload=true
 		echo " done!"
 	else
 	if ${verbose}; then
-		echo "::: ${1} already exists in ${blacklist}! No need to add"
+		echo "::: $1 already exists in $blacklist! No need to add"
 		fi
 	fi
 }
 
 RemoveDomain() {
+
   bool=false
   grep -Ex -q "$1" ${blacklist} || bool=true
   if ${bool}; then
@@ -124,86 +95,37 @@ RemoveDomain() {
   	echo "::: $1 is NOT blacklisted! No need to remove"
   	fi
   else
-		#Domain is in the blacklist file, add to a temporary array
+    #Domain is in the blacklist file,remove it
     if ${verbose}; then
-			echo "::: Un-blacklisting ${dom}..."
+    echo "::: Un-blacklisting $dom..."
     fi
-		domToRemoveList=("${domToRemoveList[@]}" $1)
+   echo "$1" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' ${blacklist}
-		modifyHost=true
+   reload=true
-	fi
-}
-
-ModifyHostFile() {
-	if ${addmode}; then
-		#add domains to the hosts file
-		if [[ -r ${blacklist} ]]; then
-			numberOf=$(cat ${blacklist} | sed '/^\s*$/d' | wc -l)
-			plural=; [[ "${numberOf}" != "1" ]] && plural=s
-			echo ":::"
-			echo -n "::: Modifying HOSTS file to blacklist $numberOf domain${plural}..."
-			if [[ -n ${piholeIPv6} ]]; then
-				cat ${blacklist} | awk -v ipv4addr="$piholeIP" -v ipv6addr="$piholeIPv6" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> ${adList}
-			else
-				cat ${blacklist} | awk -v ipv4addr="$piholeIP" '{sub(/\r$/,""); print ipv4addr" "$0}' >>${adList}
-			fi
-		fi
-	else
-		echo ":::"
-		for dom in "${domToRemoveList[@]}"; do
-			#we need to remove the domains from the blacklist file and the host file
-			echo "::: ${dom}"
-			echo -n ":::    removing from HOSTS file..."
-			echo "${dom}" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /[^.]'{}'(?!.)/;' ${adList}
-			echo " done!"
-			echo -n ":::    removing from blackist.txt..."
-			echo "${dom}" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' ${blacklist}
-			echo " done!"
-		done
   fi
 }
 
 Reload() {
-	# Reload hosts file
+    pihole -g -sd
-	echo ":::"
-	echo -n "::: Refresh lists in dnsmasq..."
-
-	dnsmasqPid=$(pidof dnsmasq)
-
-	if [[ ${dnsmasqPid} ]]; then
-		# service already running - reload config
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl restart dnsmasq
-		else
-			service dnsmasq restart
-		fi
-	else
-		# service not running, start it up
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl start dnsmasq
-		else
-			service dnsmasq start
-		fi
-	fi
-	echo " done!"
 }
 
 DisplayBlist() {
 	verbose=false
 	echo -e " Displaying Gravity Affected Domains \n"
 	count=1
-	while IFS= read -r AD; do
+	while IFS= read -r AD
-		echo "${count}: ${AD}"
+	do
+		echo "${count}: $AD"
 		count=$((count+1))
-	done < "${blacklist}"
+	done < "$blacklist"
 }
 
 ###################################################
 
-for var in "$@"; do
+for var in "$@"
+do
   case "$var" in
     "-nr"| "--noreload"  ) reload=false;;
     "-d" | "--delmode"   ) addmode=false;;
-		"-f" | "--force"     ) force=true;;
     "-q" | "--quiet"     ) verbose=false;;
     "-h" | "--help"	     ) helpFunc;;
     "-l" | "--list"      ) DisplayBlist;;
@@ -213,15 +135,6 @@ done
 
 PopBlacklistFile
 
-if ${modifyHost} || ${force}; then
-	ModifyHostFile
-else
-	if ${verbose}; then
-		echo "::: No changes need to be made"
-	fi
-	exit 1
-fi
-
 if ${reload}; then
 	Reload
 fi

advanced/Scripts/whitelist.sh

@@ -20,7 +20,6 @@ helpFunc() {
 ::: Options:
 :::  -d, --delmode			Remove domains from the whitelist
 :::  -nr, --noreload			Update Whitelist without refreshing dnsmasq
-:::  -f, --force			Force updating of the hosts files, even if there are no changes
 :::  -q, --quiet			output is less verbose
 :::  -h, --help				Show this help dialog
 :::  -l, --list				Display your whitelisted domains
@@ -37,42 +36,14 @@ basename=pihole
 piholeDir=/etc/${basename}
 adList=${piholeDir}/gravity.list
 whitelist=${piholeDir}/whitelist.txt
-reload=true
+reload=false
 addmode=true
-force=false
 verbose=true
 
 domList=()
 domToRemoveList=()
 
-piholeIPfile=/etc/pihole/piholeIP
+HandleOther(){
-piholeIPv6file=/etc/pihole/.useIPv6
-
-if [[ -f ${piholeIPfile} ]]; then
-	# If the file exists, it means it was exported from the installation script and we should use that value instead of detecting it in this script
-	piholeIP=$(cat ${piholeIPfile})
-	#rm $piholeIPfile
-else
-	# Otherwise, the IP address can be taken directly from the machine, which will happen when the script is run by the user and not the installation script
-	IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
-	piholeIPCIDR=$(ip -o -f inet addr show dev "${IPv4dev}" | awk '{print $4}' | awk 'END {print}')
-	piholeIP=${piholeIPCIDR%/*}
-fi
-
-modifyHost=false
-
-# After setting defaults, check if there's local overrides
-if [[ -r ${piholeDir}/pihole.conf ]]; then
-	echo "::: Local calibration requested..."
-	. ${piholeDir}/pihole.conf
-fi
-
-if [[ -f ${piholeIPv6file} ]]; then
-# If the file exists, then the user previously chose to use IPv6 in the automated installer
-	piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
-fi
-
-HandleOther() {
   #check validity of domain
 	validDomain=$(echo "$1" | perl -ne'print if /\b((?=[a-z0-9-]{1,63}\.)(xn--)?[a-z0-9]+(-[a-z0-9]+)*\.)+[a-z]{2,63}\b/')
 	if [ -z "${validDomain}" ]; then
@@ -104,10 +75,10 @@ AddDomain() {
 	if ${bool}; then
 	  #domain not found in the whitelist file, add it!
 	  if ${verbose}; then
-			echo -n "::: Adding ${1}to ${whitelist}..."
+		echo -n "::: Adding $1 to $whitelist..."
 	  fi
-	echo "${1}" >> ${whitelist}
+	  reload=true
-	modifyHost=true
+	  echo "$1" >> ${whitelist}
       if ${verbose}; then
 	  	echo " done!"
 	  fi
@@ -125,83 +96,17 @@ RemoveDomain() {
   if ${bool}; then
   	#Domain is not in the whitelist file, no need to Remove
   	if ${verbose}; then
-			echo "::: ${1} is NOT whitelisted! No need to remove"
+  	    echo "::: $1 is NOT whitelisted! No need to remove"
   	fi
   else
-	#Domain is in the whitelist file, add to a temporary array and remove from whitelist file
+    echo "$1" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' ${whitelist}
-	#if $verbose; then
+    reload=true
-	#echo "::: Un-whitelisting $dom..."
-	#fi
-	domToRemoveList=("${domToRemoveList[@]}" ${1})
-	modifyHost=true
-fi
-}
-
-ModifyHostFile() {
-	if ${addmode}; then
-	#remove domains in  from hosts file
-		if [[ -r ${whitelist} ]]; then
-			# Remove whitelist entries
-			numberOf=$(cat ${whitelist} | sed '/^\s*$/d' | wc -l)
-			plural=; [[ "${numberOf}" != "1" ]] && plural=s
-			echo ":::"
-			echo -n "::: Modifying HOSTS file to whitelist $numberOf domain${plural}..."
-			awk -F':' '{print $1}' ${whitelist} | while read -r line; do echo "${piholeIP} ${line}"; done > /etc/pihole/whitelist.tmp
-			awk -F':' '{print $1}' ${whitelist} | while read -r line; do echo "${piholeIPv6} ${line}"; done >> /etc/pihole/whitelist.tmp
-			echo "l" >> /etc/pihole/whitelist.tmp
-			grep -F -x -v -f ${piholeDir}/whitelist.tmp ${adList} > ${piholeDir}/gravity.tmp
-			rm ${adList}
-			mv ${piholeDir}/gravity.tmp ${adList}
-			rm ${piholeDir}/whitelist.tmp
-			echo " done!"
-
-		fi
-	else
-		#we need to add the removed domains to the hosts file
-		echo ":::"
-		echo "::: Modifying HOSTS file to un-whitelist domains..."
-		for rdom in "${domToRemoveList[@]}"; do
-			if grep -q "${rdom}" /etc/pihole/*.domains; then
-				echo ":::    AdLists contain ${rdom}, re-adding block"
-				if [[ -n ${piholeIPv6} ]]; then
-					echo -n ":::        Restoring block for ${rdom} on IPv4 and IPv6..."
-					echo "${rdom}" | awk -v ipv4addr="${piholeIP}" -v ipv6addr="${piholeIPv6}" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> ${adList}
-					echo " done!"
-				else
-					echo -n ":::        Restoring block for ${rdom} on IPv4..."
-					echo "${rdom}" | awk -v ipv4addr="${piholeIP}" '{sub(/\r$/,""); print ipv4addr" "$0}' >>${adList}
-					echo " done!"
-				fi
-			fi
-			echo -n ":::    Removing $rdom from $whitelist..."
-			echo "$rdom" | sed 's/\./\\./g' | xargs -I {} perl -i -ne'print unless /'{}'(?!.)/;' ${whitelist}
-			echo " done!"
-		done
   fi
 }
 
 Reload() {
 	# Reload hosts file
-	echo ":::"
+	pihole -g -sd
-	echo -n "::: Refresh lists in dnsmasq..."
-	dnsmasqPid=$(pidof dnsmasq)
-
-	if [[ ${dnsmasqPid} ]]; then
-		# service already running - reload config
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl restart dnsmasq
-		else
-			service dnsmasq restart
-		fi
-	else
-	# service not running, start it up
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl start dnsmasq
-		else
-			service dnsmasq start
-		fi
-	fi
-	echo " done!"
 }
 
 DisplayWlist() {
@@ -212,6 +117,7 @@ DisplayWlist() {
 		echo "${count}: ${RD}"
 		count=$((count+1))
 	done < "${whitelist}"
+	exit 0;
 }
 
 ###################################################
@@ -230,16 +136,6 @@ done
 
 PopWhitelistFile
 
-if ${modifyHost} || ${force}; then
-	ModifyHostFile
-else
-	if ${verbose}; then
-		echo ":::"
-		echo "::: No changes need to be made"
-	fi
-	exit 1
-fi
-
 if ${reload}; then
 	Reload
 fi

advanced/pihole.cron

@@ -21,10 +21,6 @@
 # Pi-hole: Update Pi-hole! Uncomment to enable auto update
 #30 2    * * 7   root    /usr/local/bin/pihole updatePihole
 
-# Pi-hole: Parse the log file before it is flushed and save the stats to a database
-#          This will be used for a historical view of your Pi-hole's performance
-#50 23  * * *   root    /usr/local/bin/dailyLog.sh # note: this is outdated
-
 # Pi-hole: Flush the log daily at 00:00 so it doesn't get out of control
 #          Stats will be viewable in the Web interface thanks to the cron job above
 00 00   * * *   root    /usr/local/bin/pihole flush

gravity.sh

@@ -31,6 +31,8 @@ adListFile=/etc/pihole/adlists.list
 adListDefault=/etc/pihole/adlists.default
 whitelistScript=/opt/pihole/whitelist.sh
 blacklistScript=/opt/pihole/blacklist.sh
+whitelistFile=/etc/pihole/whitelist.txt
+blacklistFile=/etc/pihole/blacklist.txt
 
 #Source the setupVars from install script for the IP
 setupVars=/etc/pihole/setupVars.conf
@@ -43,7 +45,7 @@ else
 fi
 
 #Remove the /* from the end of the IPv4addr.
-IPv4addr=${IPv4_address%/*}
+IPv4_address=${IPv4_address%/*}
 
 # Variables for various stages of downloading and formatting the list
 basename=pihole
@@ -52,9 +54,12 @@ adList=${piholeDir}/gravity.list
 justDomainsExtension=domains
 matterAndLight=${basename}.0.matterandlight.txt
 supernova=${basename}.1.supernova.txt
-eventHorizon=${basename}.2.eventHorizon.txt
+preEventHorizon=list.preEventHorizon
+eventHorizon=${basename}.2.supernova.txt
 accretionDisc=${basename}.3.accretionDisc.txt
 
+skipDownload=false
+
 # Warn users still using pihole.conf that it no longer has any effect (I imagine about 2 people use it)
 if [[ -r ${piholeDir}/pihole.conf ]]; then
 	echo "::: pihole.conf file no longer supported. Over-rides in this file are ignored."
@@ -93,20 +98,6 @@ gravity_collapse() {
 		done < ${adListDefault}
 		echo " done!"
 	fi
-
-	# Create the pihole resource directory if it doesn't exist.  Future files will be stored here
-	if [[ -d ${piholeDir} ]]; then
-        	# Temporary hack to allow non-root access to pihole directory
-        	# Will update later, needed for existing installs, new installs should
-        	# create this directory as non-root
-		chmod 777 ${piholeDir}
-		echo ":::"
-		echo "::: Existing pihole directory found"
-	else
-		echo "::: Creating pihole directory..."
-		mkdir ${piholeDir}
-		chmod 777 ${piholeDir}
-	fi
 }
 
 # patternCheck - check to see if curl downloaded any new files.
@@ -117,7 +108,7 @@ gravity_patternCheck() {
 		# Some of the blocklists are copyright, they need to be downloaded
 		# and stored as is. They can be processed for content after they
 		# have been saved.
-		cp "${patternBuffer}" "${saveLocation}"
+		mv "${patternBuffer}" "${saveLocation}"
 		echo " List updated, transport successful!"
 	else
 		# curl didn't download any host files, probably because of the date check
@@ -143,8 +134,6 @@ gravity_transport() {
 	curl -s -L ${cmd_ext} ${heisenbergCompensator} -A "${agent}" ${url} > ${patternBuffer}
 	# Check for list updates
 	gravity_patternCheck "${patternBuffer}"
-	# Cleanup
-	rm -f "${patternBuffer}"
 }
 
 # spinup - main gravity function
@@ -162,8 +151,6 @@ gravity_spinup() {
 
 		agent="Mozilla/10.0"
 
-		echo -n "::: Getting ${domain} list..."
-
 		# Use a case statement to download lists that need special cURL commands
 		# to complete properly and reset the user agent when required
 		case "${domain}" in
@@ -179,7 +166,10 @@ gravity_spinup() {
             # Default is a simple request
             *) cmd_ext=""
         esac
-		gravity_transport "${url}" "${cmd_ext}" "${agent}"
+        if [[ "${skipDownload}" == false ]]; then
+            echo -n "::: Getting $domain list..."
+            gravity_transport "$url" "$cmd_ext" "$agent"
+        fi
 	done
 }
 
@@ -197,19 +187,20 @@ gravity_Schwarzchild() {
 
 gravity_Blacklist() {
 	# Append blacklist entries if they exist
-	echo -n "::: Running blacklist script to update HOSTS file...."
+	numBlacklisted=$(wc -l < "${blacklistFile}")
-	${blacklistScript} -f -nr -q > /dev/null
+	plural=; [[ "$numBlacklisted" != "1" ]] && plural=s
 
-	numBlacklisted=$(wc -l < "/etc/pihole/blacklist.txt")
+	echo -n "::: BlackListing $numBlacklisted domain${plural}..."
-	plural=; [[ "${numBlacklisted}" != "1" ]] && plural=s
+	cat ${blacklistFile} >> ${piholeDir}/${eventHorizon}
-	echo " ${numBlacklisted} domain${plural} blacklisted!"
+	echo " done!"
 }
 
 gravity_Whitelist() {
+    #${piholeDir}/${eventHorizon})
 	echo ":::"
 	# Prevent our sources from being pulled into the hole
 	plural=; [[ "${sources[@]}" != "1" ]] && plural=s
-	echo -n "::: Adding ${#sources[@]} adlist source${plural} to the whitelist..."
+	echo -n "::: Adding adlist source${plural} to the whitelist..."
 
 	urls=()
 	for url in "${sources[@]}"; do
@@ -218,20 +209,24 @@ gravity_Whitelist() {
 	done
 	echo " done!"
 
-	echo -n "::: Running whitelist script to update HOSTS file...."
+    # Ensure adlist domains are in whitelist.txt
-	${whitelistScript} -f -nr -q "${urls[@]}" > /dev/null
+	${whitelistScript} -nr -q "${urls[@]}" > /dev/null
-	numWhitelisted=$(wc -l < "/etc/pihole/whitelist.txt")
+
-	plural=; [[ "${numWhitelisted}" != "1" ]] && plural=s
+    # Remove anything in whitelist.txt from the Event Horizon
-	echo " ${numWhitelisted} domain${plural} whitelisted!"
+    numWhitelisted=$(wc -l < "${whitelistFile}")
+	plural=; [[ "$numWhitelisted" != "1" ]] && plural=s
+    echo -n "::: Whitelisting $numWhitelisted domain${plural}..."
+	grep -F -x -v -f ${whitelistFile} ${piholeDir}/${preEventHorizon} > ${piholeDir}/${eventHorizon}
+    echo " done!"
 }
 
 gravity_unique() {
 	# Sort and remove duplicates
 	echo -n "::: Removing duplicate domains...."
-	sort -u  ${piholeDir}/${supernova} > ${piholeDir}/${eventHorizon}
+	sort -u  ${piholeDir}/${supernova} > ${piholeDir}/${preEventHorizon}
 	echo " done!"
-	numberOf=$(wc -l < ${piholeDir}/${eventHorizon})
+	numberOf=$(wc -l < ${piholeDir}/${preEventHorizon})
-	echo "::: ${numberOf} unique domains trapped in the event horizon."
+	echo "::: $numberOf unique domains trapped in the event horizon."
 }
 
 gravity_hostFormat() {
@@ -244,16 +239,29 @@ gravity_hostFormat() {
 	else
 		echo "::: Error: Unable to determine fully qualified domain name of host"
 	fi
-	# If there is a value in the $piholeIPv6, then IPv6 will be used, so the awk command modified to create a line for both protocols
+
-	if [[ -n "${IPv6_address}" ]]; then
+    # Check vars from setupVars.conf to see if we're using IPv4, IPv6, Or both.
-		# Add hostname and dummy domain to the top of gravity.list to make ping result return a friendlier looking domain! Also allows for an easy way to access the Pi-hole admin console (pi.hole/admin)
+    if [[ -n "${IPv4_address}" && -n "${IPv6_address}" ]];then
-		echo -e "${IPv4addr} ${hostname}\n${IPv6_address} ${hostname}\n${IPv4addr} pi.hole\n${IPv6_address} pi.hole" > ${piholeDir}/${accretionDisc}
+
-		cat ${piholeDir}/${eventHorizon} | awk -v ipv4addr="${IPv4addr}" -v ipv6addr="${IPv6_address}" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> ${piholeDir}/${accretionDisc}
+        # Both IPv4 and IPv6
-	else
+        echo -e "$IPv4_address $hostname\n$IPv6_address $hostname\n$IPv4_address pi.hole\n$IPv6_address pi.hole" > ${piholeDir}/${accretionDisc}
-		# Otherwise, just create gravity.list as normal using IPv4
+        cat ${piholeDir}/${eventHorizon} | awk -v ipv4addr="$IPv4_address" -v ipv6addr="$IPv6_address" '{sub(/\r$/,""); print ipv4addr" "$0"\n"ipv6addr" "$0}' >> ${piholeDir}/${accretionDisc}
-		# Add hostname and dummy domain to the top of gravity.list to make ping result return a friendlier looking domain! Also allows for an easy way to access the Pi-hole admin console (pi.hole/admin)
+
-		echo -e "${IPv4addr} ${hostname}\n${IPv4addr} pi.hole" > ${piholeDir}/${accretionDisc}
+    elif [[ -n "${IPv4_address}" && -z "${IPv6_address}" ]];then
-		cat ${piholeDir}/${eventHorizon} | awk -v ipv4addr="${IPv4addr}" '{sub(/\r$/,""); print ipv4addr" "$0}' >> ${piholeDir}/${accretionDisc}
+
+        # Only IPv4
+        echo -e "$IPv4_address $hostname\n$IPv4_address pi.hole" > ${piholeDir}/${accretionDisc}
+        cat ${piholeDir}/${eventHorizon} | awk -v ipv4addr="$IPv4_address" '{sub(/\r$/,""); print ipv4addr" "$0}' >> ${piholeDir}/${accretionDisc}
+
+    elif [[ -z "${IPv4_address}" && -n "${IPv6_address}" ]];then
+
+        # Only IPv6
+        echo -e "$IPv6_address $hostname\n$IPv6_address pi.hole" > ${piholeDir}/${accretionDisc}
+        cat ${piholeDir}/${eventHorizon} | awk -v ipv6addr="$IPv6_address" '{sub(/\r$/,""); print ipv6addr" "$0}' >> ${piholeDir}/${accretionDisc}
+
+    elif [[ -z "${IPv4_address}" && -z "${IPv6_address}" ]];then
+        echo "::: No IP Values found! Please run 'pihole -r' and choose reconfigure to restore values"
+        exit 1
     fi
 
 	# Copy the file over as /etc/pihole/gravity.list so dnsmasq can use it
@@ -300,43 +308,26 @@ gravity_reload() {
 
 	# Reload hosts file
 	echo ":::"
-	echo -n "::: Refresh lists in dnsmasq..."
+	echo "::: Refresh lists in dnsmasq..."
 
 	#ensure /etc/dnsmasq.d/01-pihole.conf is pointing at the correct list!
 	#First escape forward slashes in the path:
 	adList=${adList//\//\\\/}
 	#Now replace the line in dnsmasq file
-	sed -i "s/^addn-hosts.*/addn-hosts=${adList}/" /etc/dnsmasq.d/01-pihole.conf
+#	sed -i "s/^addn-hosts.*/addn-hosts=$adList/" /etc/dnsmasq.d/01-pihole.conf
-	find "${piholeDir}" -type f -exec chmod 666 {} \;
 
-	dnsmasqPid=$(pidof dnsmasq)
+        pihole restartdns
-
-	if [[ ${dnsmasqPid} ]]; then
-	# service already running - reload config
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl restart dnsmasq
-		else
-			service dnsmasq restart
-		fi
-	else
-	# service not running, start it up
-		if [ -x "$(command -v systemctl)" ]; then
-			systemctl start dnsmasq
-		else
-			service dnsmasq start
-		fi
-	fi
 }
 
-
 for var in "$@"; do
 	case "${var}" in
 		"-f" | "--force"     ) forceGrav=true;;
 		"-h" | "--help"      ) helpFunc;;
+		"-sd" | "--skip-download"    ) skipDownload=true;;
 	esac
 done
 
-if [[ ${forceGrav} == true ]]; then
+if [[ "${forceGrav}" == true ]]; then
 	echo -n "::: Deleting exising list cache..."
 	rm /etc/pihole/list.*
 	echo " done!"
@@ -346,10 +337,19 @@ fi
 cp /etc/.pihole/adlists.default /etc/pihole/adlists.default
 gravity_collapse
 gravity_spinup
-gravity_Schwarzchild
+if [[ "${skipDownload}" == false ]]; then
-gravity_advanced
+    gravity_Schwarzchild
-gravity_hostFormat
+    gravity_advanced
-gravity_blackbody
+else
+    echo "::: Using cached Event Horizon list..."
+    numberOf=$(wc -l < ${piholeDir}/${preEventHorizon})
+	echo "::: $numberOf unique domains trapped in the event horizon."
+fi
 gravity_Whitelist
 gravity_Blacklist
+
+gravity_hostFormat
+gravity_blackbody
+
 gravity_reload
+pihole status

pihole

@@ -95,6 +95,67 @@ versionFunc() {
 	exit 0
 }
 
+restartDNS() {
+  dnsmasqPid=$(pidof dnsmasq)
+  if [[ ${dnsmasqPid} ]]; then
+    # service already running - reload config
+    if [ -x "$(command -v systemctl)" ]; then
+      systemctl restart dnsmasq
+    else
+      service dnsmasq restart
+    fi
+  else
+    # service not running, start it up
+    if [ -x "$(command -v systemctl)" ]; then
+      systemctl start dnsmasq
+    else
+      service dnsmasq start
+    fi
+  fi
+}
+
+piholeEnable() {
+  if [[ "${1}" == "0" ]] ; then
+    #Disable Pihole
+    sed -i 's/^addn-hosts/#addn-hosts/' /etc/dnsmasq.d/01-pihole.conf
+    echo "::: Blocking has been disabled!"
+  else
+    #Enable pihole
+    echo "::: Blocking has been enabled!"
+    sed -i 's/^#addn-hosts/addn-hosts/' /etc/dnsmasq.d/01-pihole.conf
+  fi
+  restartDNS
+}
+
+piholeStatus() {
+  if [[ $(cat /etc/dnsmasq.d/01-pihole.conf | grep "#addn-hosts=/") ]] ; then
+    #list is commented out
+    if [[ "${1}" == "web" ]] ; then
+      echo 0;
+    else
+      echo "::: Pi-hole blocking is Disabled";
+    fi
+  elif [[ $(cat /etc/dnsmasq.d/01-pihole.conf | grep "addn-hosts=/") ]] ; then
+    #list set
+    if [[ "${1}" == "web" ]] ; then
+      echo 1;
+    else
+      echo "::: Pi-hole blocking is Enabled";
+    fi
+  else
+    #addn-host not found
+    if [[ "${1}" == "web" ]] ; then
+      echo 99
+    else
+      echo ":::  No hosts file linked to dnsmasq, adding it in enabled state"
+    fi
+    #add addn-host= to dnsmasq
+    echo "addn-hosts=/etc/pihole/gravity.list" >> /etc/dnsmasq.d/01-pihole.conf
+    restartDNS
+  fi
+}
+
+
 helpFunc() {
 	cat << EOM
 ::: Control all PiHole specific functions!
@@ -115,6 +176,10 @@ helpFunc() {
 :::  -v, version              Show current versions
 :::  -q, query                Query the adlists for a specific domain
 :::  uninstall                Uninstall Pi-Hole from your system :(!
+:::  status                   Is Pi-Hole Enabled or Disabled
+:::  enable                   Enable Pi-Hole DNS Blocking
+:::  disable                  Disable Pi-Hole DNS Blocking
+:::  restartdns               Restart dnsmasq
 EOM
 	exit 1
 }
@@ -138,5 +203,9 @@ case "${1}" in
 	"-v" | "version"            ) versionFunc "$@";;
 	"-q" | "query"              ) queryFunc "$@";;
 	"uninstall"					) uninstallFunc;;
+	"enable"                      ) piholeEnable 1;;
+    "disable"                     ) piholeEnable 0;;
+    "status"                      ) piholeStatus "$2";;
+    "restartdns"                  ) restartDNS;;
 	*                    		) helpFunc;;
 esac