mirror of
https://github.com/pi-hole/pi-hole.git
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994 lines
34 KiB
Bash
Executable file
994 lines
34 KiB
Bash
Executable file
#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2015, 2016 by Jacob Salmela
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# Network-wide ad blocking via your Raspberry Pi
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# http://pi-hole.net
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# Installs Pi-hole
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#
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# Pi-hole is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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# pi-hole.net/donate
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#
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# Install with this command (from your Pi):
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#
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# curl -L install.pi-hole.net | bash
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######## VARIABLES #########
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tmpLog=/tmp/pihole-install.log
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instalLogLoc=/etc/pihole/install.log
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setupVars=/etc/pihole/setupVars.conf
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webInterfaceGitUrl="https://github.com/pi-hole/AdminLTE.git"
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webInterfaceDir="/var/www/html/admin"
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piholeGitUrl="https://github.com/pi-hole/pi-hole.git"
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piholeFilesDir="/etc/.pihole"
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useUpdateVars=false
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# Find the rows and columns
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rows=$(tput lines)
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columns=$(tput cols)
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# Divide by two so the dialogs take up half of the screen, which looks nice.
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r=$(( rows / 2 ))
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c=$(( columns / 2 ))
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######## FIRST CHECK ########
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# Must be root to install
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echo ":::"
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if [[ $EUID -eq 0 ]];then
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echo "::: You are root."
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else
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echo "::: sudo will be used for the install."
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# Check if it is actually installed
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# If it isn't, exit because the install cannot complete
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if [ -x "$(command -v sudo)" ];then
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export SUDO="sudo"
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else
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echo "::: sudo is needed for the Web interface to run pihole commands. Please run this script as root and it will be automatically installed."
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exit 1
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fi
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fi
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# Compatibility
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if [ -x "$(command -v rpm)" ];then
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# Fedora Family
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if [ -x "$(command -v dnf)" ];then
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PKG_MANAGER="dnf"
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else
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PKG_MANAGER="yum"
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fi
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PKG_CACHE="/var/cache/$PKG_MANAGER"
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UPDATE_PKG_CACHE="$PKG_MANAGER check-update -q"
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PKG_UPDATE="$PKG_MANAGER update -y"
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PKG_INSTALL="$PKG_MANAGER install -y"
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PKG_COUNT="$PKG_MANAGER check-update | grep -v ^Last | grep -c ^[a-zA-Z0-9]"
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INSTALLER_DEPS=( iproute net-tools procps-ng newt )
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PIHOLE_DEPS=( epel-release bind-utils bc dnsmasq lighttpd lighttpd-fastcgi php-common php-cli php git curl unzip wget findutils cronie sudo nmap-ncat )
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LIGHTTPD_USER="lighttpd"
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LIGHTTPD_GROUP="lighttpd"
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LIGHTTPD_CFG="lighttpd.conf.fedora"
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package_check() {
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rpm -qa | grep ^$1- > /dev/null
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}
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elif [ -x "$(command -v apt-get)" ];then
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# Debian Family
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PKG_MANAGER="apt-get"
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PKG_CACHE="/var/cache/apt"
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UPDATE_PKG_CACHE="$PKG_MANAGER -qq update"
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PKG_UPDATE="$PKG_MANAGER upgrade"
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PKG_INSTALL="$PKG_MANAGER --yes --quiet install"
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PKG_COUNT="$PKG_MANAGER -s -o Debug::NoLocking=true upgrade | grep -c ^Inst"
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INSTALLER_DEPS=( apt-utils whiptail dhcpcd5)
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PIHOLE_DEPS=( dnsutils bc dnsmasq lighttpd php5-common php5-cgi php5 git curl unzip wget sudo netcat )
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LIGHTTPD_USER="www-data"
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LIGHTTPD_GROUP="www-data"
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LIGHTTPD_CFG="lighttpd.conf.debian"
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package_check() {
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dpkg-query -W -f='${Status}' "$1" 2>/dev/null | grep -c "ok installed"
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}
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else
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echo "OS distribution not supported"
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exit
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fi
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####### FUNCTIONS ##########
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spinner()
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{
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local pid=$1
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local delay=0.50
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local spinstr='/-\|'
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while [ "$(ps a | awk '{print $1}' | grep "$pid")" ]; do
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local temp=${spinstr#?}
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printf " [%c] " "$spinstr"
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local spinstr=${temp}${spinstr%"$temp"}
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sleep ${delay}
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printf "\b\b\b\b\b\b"
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done
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printf " \b\b\b\b"
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}
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findIPRoute() {
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# Find IP used to route to outside world
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IPv4dev=$(ip route get 8.8.8.8 | awk '{for(i=1;i<=NF;i++)if($i~/dev/)print $(i+1)}')
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IPv4addr=$(ip -o -f inet addr show dev "$IPv4dev" | awk '{print $4}' | awk 'END {print}')
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IPv4gw=$(ip route get 8.8.8.8 | awk '{print $3}')
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availableInterfaces=$(ip -o link | awk '{print $2}' | grep -v "lo" | cut -d':' -f1 | cut -d'@' -f1)
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}
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welcomeDialogs() {
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# Display the welcome dialog
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whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "This installer will transform your Raspberry Pi into a network-wide ad blocker!" ${r} ${c}
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# Support for a part-time dev
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whiptail --msgbox --backtitle "Plea" --title "Free and open source" "The Pi-hole is free, but powered by your donations: http://pi-hole.net/donate" ${r} ${c}
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# Explain the need for a static address
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whiptail --msgbox --backtitle "Initiating network interface" --title "Static IP Needed" "The Pi-hole is a SERVER so it needs a STATIC IP ADDRESS to function properly.
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In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." ${r} ${c}
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}
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verifyFreeDiskSpace() {
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# 50MB is the minimum space needed (45MB install (includes web admin bootstrap/jquery libraries etc) + 5MB one day of logs.)
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# - Fourdee: Local ensures the variable is only created, and accessible within this function/void. Generally considered a "good" coding practice for non-global variables.
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local required_free_kilobytes=51200
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local existing_free_kilobytes=$(df -Pk | grep -m1 '\/$' | awk '{print $4}')
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# - Unknown free disk space , not a integer
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if ! [[ "$existing_free_kilobytes" =~ ^([0-9])+$ ]]; then
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whiptail --title "Unknown free disk space" --yesno "We were unable to determine available free disk space on this system.\n\nYou may override this check and force the installation, however, it is not recommended.\n\nWould you like to continue with the installation?" --defaultno --backtitle "Pi-hole" ${r} ${c}
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local choice=$?
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if (( $choice != 0 )); then
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echo "non-integer value from existing_free_kilobytes ($existing_free_kilobytes)"
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echo "Unknown free space, user aborted, exiting..."
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exit 1
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fi
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# - Insufficient free disk space
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elif [[ $existing_free_kilobytes -lt $required_free_kilobytes ]]; then
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whiptail --msgbox --backtitle "Insufficient Disk Space" --title "Insufficient Disk Space" "\nYour system appears to be low on disk space. pi-hole recomends a minimum of $required_free_kilobytes KiloBytes.\nYou only have $existing_free_kilobytes KiloBytes free.\n\nIf this is a new install you may need to expand your disk.\n\nTry running:\n 'sudo raspi-config'\nChoose the 'expand file system option'\n\nAfter rebooting, run this installation again.\n\ncurl -L install.pi-hole.net | bash\n" $r $c
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echo "$existing_free_kilobytes is less than $required_free_kilobytes"
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echo "Insufficient free space, exiting..."
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exit 1
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fi
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}
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chooseInterface() {
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# Turn the available interfaces into an array so it can be used with a whiptail dialog
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interfacesArray=()
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firstLoop=1
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while read -r line
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do
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mode="OFF"
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if [[ ${firstLoop} -eq 1 ]]; then
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firstLoop=0
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mode="ON"
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fi
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interfacesArray+=("$line" "available" "$mode")
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done <<< "$availableInterfaces"
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# Find out how many interfaces are available to choose from
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interfaceCount=$(echo "$availableInterfaces" | wc -l)
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chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface" ${r} ${c} ${interfaceCount})
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chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
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if [[ $? = 0 ]]; then
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for desiredInterface in ${chooseInterfaceOptions}
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do
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piholeInterface=${desiredInterface}
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echo "::: Using interface: $piholeInterface"
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echo "${piholeInterface}" > /tmp/piholeINT
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done
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else
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echo "::: Cancel selected, exiting...."
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exit 1
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fi
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}
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cleanupIPv6() {
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# Removes IPv6 indicator file if we are not using IPv6
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if [ -f "/etc/pihole/.useIPv6" ] && [ ! "$useIPv6" ]; then
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rm /etc/pihole/.useIPv6
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fi
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}
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use4andor6() {
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# Let use select IPv4 and/or IPv6
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cmd=(whiptail --separate-output --checklist "Select Protocols (press space to select)" ${r} ${c} 2)
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options=(IPv4 "Block ads over IPv4" on
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IPv6 "Block ads over IPv6" off)
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choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
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if [[ $? = 0 ]];then
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for choice in ${choices}
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do
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case ${choice} in
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IPv4 ) useIPv4=true;;
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IPv6 ) useIPv6=true;;
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esac
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done
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if [ ${useIPv4} ] && [ ! ${useIPv6} ]; then
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getStaticIPv4Settings
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setStaticIPv4
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echo "::: Using IPv4 on $IPv4addr"
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echo "::: IPv6 will NOT be used."
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fi
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if [ ! ${useIPv4} ] && [ ${useIPv6} ]; then
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useIPv6dialog
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echo "::: IPv4 will NOT be used."
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echo "::: Using IPv6 on $piholeIPv6"
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fi
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if [ ${useIPv4} ] && [ ${useIPv6} ]; then
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getStaticIPv4Settings
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setStaticIPv4
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useIPv6dialog
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echo "::: Using IPv4 on $IPv4addr"
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echo "::: Using IPv6 on $piholeIPv6"
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fi
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if [ ! ${useIPv4} ] && [ ! ${useIPv6} ]; then
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echo "::: Cannot continue, neither IPv4 or IPv6 selected"
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echo "::: Exiting"
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exit 1
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fi
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cleanupIPv6
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else
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echo "::: Cancel selected. Exiting..."
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exit 1
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fi
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}
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useIPv6dialog() {
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# Show the IPv6 address used for blocking
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piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
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whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$piholeIPv6 will be used to block ads." ${r} ${c}
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${SUDO} touch /etc/pihole/.useIPv6
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}
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getStaticIPv4Settings() {
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# Ask if the user wants to use DHCP settings as their static IP
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if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
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IP address: $IPv4addr
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Gateway: $IPv4gw" ${r} ${c}); then
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# If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
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whiptail --msgbox --backtitle "IP information" --title "FYI: IP Conflict" "It is possible your router could still try to assign this IP to a device, which would cause a conflict. But in most cases the router is smart enough to not do that.
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If you are worried, either manually set the address, or modify the DHCP reservation pool so it does not include the IP you want.
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It is also possible to use a DHCP reservation, but if you are going to do that, you might as well set a static address." ${r} ${c}
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#piholeIP is saved to a permanent file so gravity.sh can use it when updating
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${SUDO} echo "${IPv4addr%/*}" > /etc/pihole/piholeIP
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# Nothing else to do since the variables are already set above
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else
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# Otherwise, we need to ask the user to input their desired settings.
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# Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
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# Start a loop to let the user enter their information with the chance to go back and edit it if necessary
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until [[ ${ipSettingsCorrect} = True ]]
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do
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# Ask for the IPv4 address
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IPv4addr=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" ${r} ${c} "$IPv4addr" 3>&1 1>&2 2>&3)
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if [[ $? = 0 ]];then
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echo "::: Your static IPv4 address: $IPv4addr"
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# Ask for the gateway
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IPv4gw=$(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)
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if [[ $? = 0 ]];then
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echo "::: Your static IPv4 gateway: $IPv4gw"
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# Give the user a chance to review their settings before moving on
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if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
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IP address: $IPv4addr
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Gateway: $IPv4gw" ${r} ${c}); then
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# If the settings are correct, then we need to set the piholeIP
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# Saving it to a temporary file us to retrieve it later when we run the gravity.sh script. piholeIP is saved to a permanent file so gravity.sh can use it when updating
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$SUDO echo "${IPv4addr%/*}" > /etc/pihole/piholeIP
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$SUDO echo "$piholeInterface" > /tmp/piholeINT
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# After that's done, the loop ends and we move on
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ipSettingsCorrect=True
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else
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# If the settings are wrong, the loop continues
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ipSettingsCorrect=False
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fi
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else
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# Cancelling gateway settings window
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ipSettingsCorrect=False
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echo "::: Cancel selected. Exiting..."
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exit 1
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fi
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else
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# Cancelling IPv4 settings window
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ipSettingsCorrect=False
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echo "::: Cancel selected. Exiting..."
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exit 1
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fi
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done
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# End the if statement for DHCP vs. static
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fi
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}
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setDHCPCD() {
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# Append these lines to dhcpcd.conf to enable a static IP
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echo "## interface $piholeInterface
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static ip_address=$IPv4addr
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static routers=$IPv4gw
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static domain_name_servers=$IPv4gw" | ${SUDO} tee -a /etc/dhcpcd.conf >/dev/null
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}
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setStaticIPv4() {
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if [[ -f /etc/dhcpcd.conf ]];then
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# Debian Family
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if grep -q "$IPv4addr" /etc/dhcpcd.conf; then
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echo "::: Static IP already configured"
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else
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setDHCPCD
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${SUDO} ip addr replace dev "$piholeInterface" "$IPv4addr"
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echo ":::"
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echo "::: Setting IP to $IPv4addr. You may need to restart after the install is complete."
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echo ":::"
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fi
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elif [[ -f /etc/sysconfig/network-scripts/ifcfg-${piholeInterface} ]];then
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# Fedora Family
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IFCFG_FILE=/etc/sysconfig/network-scripts/ifcfg-${piholeInterface}
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if grep -q "$IPv4addr" ${IFCFG_FILE}; then
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echo "::: Static IP already configured"
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else
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IPADDR=$(echo ${IPv4addr} | cut -f1 -d/)
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CIDR=$(echo ${IPv4addr} | cut -f2 -d/)
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# Backup existing interface configuration:
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cp ${IFCFG_FILE} ${IFCFG_FILE}.backup-$(date +%Y-%m-%d-%H%M%S)
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# Build Interface configuration file:
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${SUDO} echo "# Configured via Pi-Hole installer" > ${IFCFG_FILE}
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${SUDO} echo "DEVICE=$piholeInterface" >> ${IFCFG_FILE}
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${SUDO} echo "BOOTPROTO=none" >> ${IFCFG_FILE}
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${SUDO} echo "ONBOOT=yes" >> ${IFCFG_FILE}
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${SUDO} echo "IPADDR=$IPADDR" >> ${IFCFG_FILE}
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${SUDO} echo "PREFIX=$CIDR" >> ${IFCFG_FILE}
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${SUDO} echo "USERCTL=no" >> ${IFCFG_FILE}
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${SUDO} ip addr replace dev "$piholeInterface" "$IPv4addr"
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if [ -x "$(command -v nmcli)" ];then
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# Tell NetworkManager to read our new sysconfig file
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${SUDO} nmcli con load ${IFCFG_FILE} > /dev/null
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fi
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echo ":::"
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echo "::: Setting IP to $IPv4addr. You may need to restart after the install is complete."
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echo ":::"
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fi
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else
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echo "::: Warning: Unable to locate configuration file to set static IPv4 address!"
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exit 1
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fi
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}
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function valid_ip()
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{
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local ip=$1
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local stat=1
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if [[ ${ip} =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
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OIFS=$IFS
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IFS='.'
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ip=(${ip})
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IFS=${OIFS}
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[[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \
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&& ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]
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stat=$?
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fi
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return ${stat}
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}
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setDNS(){
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DNSChoseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider. To use your own, select Custom." ${r} ${c} 6)
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DNSChooseOptions=(Google "" on
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OpenDNS "" off
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Level3 "" off
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Norton "" off
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Comodo "" off
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Custom "" off)
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DNSchoices=$("${DNSChoseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
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if [[ $? = 0 ]];then
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case ${DNSchoices} in
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Google)
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echo "::: Using Google DNS servers."
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piholeDNS1="8.8.8.8"
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piholeDNS2="8.8.4.4"
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;;
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OpenDNS)
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echo "::: Using OpenDNS servers."
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piholeDNS1="208.67.222.222"
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piholeDNS2="208.67.220.220"
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;;
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Level3)
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echo "::: Using Level3 servers."
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piholeDNS1="4.2.2.1"
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piholeDNS2="4.2.2.2"
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;;
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Norton)
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echo "::: Using Norton ConnectSafe servers."
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piholeDNS1="199.85.126.10"
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piholeDNS2="199.85.127.10"
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;;
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Comodo)
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echo "::: Using Comodo Secure servers."
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piholeDNS1="8.26.56.26"
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piholeDNS2="8.20.247.20"
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;;
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Custom)
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until [[ ${DNSSettingsCorrect} = True ]]
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do
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strInvalid="Invalid"
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if [ ! ${piholeDNS1} ]; then
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if [ ! ${piholeDNS2} ]; then
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prePopulate=""
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else
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prePopulate=", $piholeDNS2"
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fi
|
|
elif [ ${piholeDNS1} ] && [ ! ${piholeDNS2} ]; then
|
|
prePopulate="$piholeDNS1"
|
|
elif [ ${piholeDNS1} ] && [ ${piholeDNS2} ]; then
|
|
prePopulate="$piholeDNS1, $piholeDNS2"
|
|
fi
|
|
piholeDNS=$(whiptail --backtitle "Specify Upstream DNS Provider(s)" --inputbox "Enter your desired upstream DNS provider(s), seperated by a comma.\n\nFor example '8.8.8.8, 8.8.4.4'" ${r} ${c} "$prePopulate" 3>&1 1>&2 2>&3)
|
|
if [[ $? = 0 ]];then
|
|
piholeDNS1=$(echo "$piholeDNS" | sed 's/[, \t]\+/,/g' | awk -F, '{print$1}')
|
|
piholeDNS2=$(echo "$piholeDNS" | sed 's/[, \t]\+/,/g' | awk -F, '{print$2}')
|
|
if ! valid_ip "$piholeDNS1" || [ ! "$piholeDNS1" ]; then
|
|
piholeDNS1=${strInvalid}
|
|
fi
|
|
if ! valid_ip "$piholeDNS2" && [ "$piholeDNS2" ]; then
|
|
piholeDNS2=${strInvalid}
|
|
fi
|
|
else
|
|
echo "::: Cancel selected, exiting...."
|
|
exit 1
|
|
fi
|
|
if [[ ${piholeDNS1} == "$strInvalid" ]] || [[ ${piholeDNS2} == "$strInvalid" ]]; then
|
|
whiptail --msgbox --backtitle "Invalid IP" --title "Invalid IP" "One or both entered IP addresses were invalid. Please try again.\n\n DNS Server 1: $piholeDNS1\n DNS Server 2: $piholeDNS2" ${r} ${c}
|
|
if [[ ${piholeDNS1} == "$strInvalid" ]]; then
|
|
piholeDNS1=""
|
|
fi
|
|
if [[ ${piholeDNS2} == "$strInvalid" ]]; then
|
|
piholeDNS2=""
|
|
fi
|
|
DNSSettingsCorrect=False
|
|
else
|
|
if (whiptail --backtitle "Specify Upstream DNS Provider(s)" --title "Upstream DNS Provider(s)" --yesno "Are these settings correct?\n DNS Server 1: $piholeDNS1\n DNS Server 2: $piholeDNS2" ${r} ${c}); then
|
|
DNSSettingsCorrect=True
|
|
else
|
|
# If the settings are wrong, the loop continues
|
|
DNSSettingsCorrect=False
|
|
fi
|
|
fi
|
|
done
|
|
;;
|
|
esac
|
|
else
|
|
echo "::: Cancel selected. Exiting..."
|
|
exit 1
|
|
fi
|
|
}
|
|
|
|
versionCheckDNSmasq(){
|
|
# Check if /etc/dnsmasq.conf is from pihole. If so replace with an original and install new in .d directory
|
|
dnsFile1="/etc/dnsmasq.conf"
|
|
dnsFile2="/etc/dnsmasq.conf.orig"
|
|
dnsSearch="addn-hosts=/etc/pihole/gravity.list"
|
|
defaultFile="/etc/.pihole/advanced/dnsmasq.conf.original"
|
|
newFileToInstall="/etc/.pihole/advanced/01-pihole.conf"
|
|
newFileFinalLocation="/etc/dnsmasq.d/01-pihole.conf"
|
|
|
|
if [ -f ${dnsFile1} ]; then
|
|
echo -n "::: Existing dnsmasq.conf found..."
|
|
if grep -q ${dnsSearch} ${dnsFile1}; then
|
|
echo " it is from a previous pi-hole install."
|
|
echo -n "::: Backing up dnsmasq.conf to dnsmasq.conf.orig..."
|
|
${SUDO} mv -f ${dnsFile1} ${dnsFile2}
|
|
echo " done."
|
|
echo -n "::: Restoring default dnsmasq.conf..."
|
|
${SUDO} cp ${defaultFile} ${dnsFile1}
|
|
echo " done."
|
|
else
|
|
echo " it is not a pi-hole file, leaving alone!"
|
|
fi
|
|
else
|
|
echo -n "::: No dnsmasq.conf found.. restoring default dnsmasq.conf..."
|
|
${SUDO} cp ${defaultFile} ${dnsFile1}
|
|
echo " done."
|
|
fi
|
|
|
|
echo -n "::: Copying 01-pihole.conf to /etc/dnsmasq.d/01-pihole.conf..."
|
|
${SUDO} cp ${newFileToInstall} ${newFileFinalLocation}
|
|
echo " done."
|
|
${SUDO} sed -i "s/@INT@/$piholeInterface/" ${newFileFinalLocation}
|
|
if [[ "$piholeDNS1" != "" ]]; then
|
|
${SUDO} sed -i "s/@DNS1@/$piholeDNS1/" ${newFileFinalLocation}
|
|
else
|
|
${SUDO} sed -i '/^server=@DNS1@/d' ${newFileFinalLocation}
|
|
fi
|
|
if [[ "$piholeDNS2" != "" ]]; then
|
|
${SUDO} sed -i "s/@DNS2@/$piholeDNS2/" ${newFileFinalLocation}
|
|
else
|
|
${SUDO} sed -i '/^server=@DNS2@/d' ${newFileFinalLocation}
|
|
fi
|
|
${SUDO} sed -i 's/^#conf-dir=\/etc\/dnsmasq.d$/conf-dir=\/etc\/dnsmasq.d/' ${dnsFile1}
|
|
}
|
|
|
|
installScripts() {
|
|
# Install the scripts from /etc/.pihole to their various locations
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo -n "::: Installing scripts to /opt/pihole..."
|
|
if [ ! -d /opt/pihole ]; then
|
|
${SUDO} mkdir /opt/pihole
|
|
${SUDO} chown "$USER":root /opt/pihole
|
|
${SUDO} chmod u+srwx /opt/pihole
|
|
fi
|
|
${SUDO} cp /etc/.pihole/gravity.sh /opt/pihole/gravity.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/chronometer.sh /opt/pihole/chronometer.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/whitelist.sh /opt/pihole/whitelist.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/blacklist.sh /opt/pihole/blacklist.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/piholeDebug.sh /opt/pihole/piholeDebug.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/piholeLogFlush.sh /opt/pihole/piholeLogFlush.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/updateDashboard.sh /opt/pihole/updateDashboard.sh
|
|
${SUDO} cp /etc/.pihole/automated\ install/uninstall.sh /opt/pihole/uninstall.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/setupLCD.sh /opt/pihole/setupLCD.sh
|
|
${SUDO} cp /etc/.pihole/advanced/Scripts/version.sh /opt/pihole/version.sh
|
|
${SUDO} chmod 755 /opt/pihole/gravity.sh /opt/pihole/chronometer.sh /opt/pihole/whitelist.sh /opt/pihole/blacklist.sh /opt/pihole/piholeLogFlush.sh /opt/pihole/updateDashboard.sh /opt/pihole/uninstall.sh /opt/pihole/setupLCD.sh /opt/pihole/version.sh
|
|
${SUDO} cp /etc/.pihole/pihole /usr/local/bin/pihole
|
|
${SUDO} chmod 755 /usr/local/bin/pihole
|
|
${SUDO} cp /etc/.pihole/advanced/bash-completion/pihole /etc/bash_completion.d/pihole
|
|
. /etc/bash_completion.d/pihole
|
|
|
|
#Tidy up /usr/local/bin directory if installing over previous install.
|
|
oldFiles=( gravity chronometer whitelist blacklist piholeLogFlush updateDashboard uninstall setupLCD piholeDebug)
|
|
for i in "${oldFiles[@]}"; do
|
|
if [ -f "/usr/local/bin/$i.sh" ]; then
|
|
${SUDO} rm /usr/local/bin/"$i".sh
|
|
fi
|
|
done
|
|
|
|
${SUDO} echo " done."
|
|
}
|
|
|
|
installConfigs() {
|
|
# Install the configs from /etc/.pihole to their various locations
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo "::: Installing configs..."
|
|
versionCheckDNSmasq
|
|
if [ ! -d "/etc/lighttpd" ]; then
|
|
${SUDO} mkdir /etc/lighttpd
|
|
${SUDO} chown "$USER":root /etc/lighttpd
|
|
${SUDO} mv /etc/lighttpd/lighttpd.conf /etc/lighttpd/lighttpd.conf.orig
|
|
fi
|
|
${SUDO} cp /etc/.pihole/advanced/${LIGHTTPD_CFG} /etc/lighttpd/lighttpd.conf
|
|
${SUDO} mkdir -p /var/run/lighttpd
|
|
${SUDO} chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/run/lighttpd
|
|
${SUDO} mkdir -p /var/cache/lighttpd/compress
|
|
${SUDO} chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/cache/lighttpd/compress
|
|
}
|
|
|
|
stopServices() {
|
|
# Stop dnsmasq and lighttpd
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo -n "::: Stopping services..."
|
|
#$SUDO service dnsmasq stop & spinner $! || true
|
|
if [ -x "$(command -v systemctl)" ]; then
|
|
${SUDO} systemctl stop lighttpd & spinner $! || true
|
|
else
|
|
${SUDO} service lighttpd stop & spinner $! || true
|
|
fi
|
|
${SUDO} echo " done."
|
|
}
|
|
|
|
installerDependencies() {
|
|
#Running apt-get update/upgrade with minimal output can cause some issues with
|
|
#requiring user input (e.g password for phpmyadmin see #218)
|
|
#We'll change the logic up here, to check to see if there are any updates availible and
|
|
# if so, advise the user to run apt-get update/upgrade at their own discretion
|
|
#Check to see if apt-get update has already been run today
|
|
# it needs to have been run at least once on new installs!
|
|
timestamp=$(stat -c %Y ${PKG_CACHE})
|
|
timestampAsDate=$(date -d @"$timestamp" "+%b %e")
|
|
today=$(date "+%b %e")
|
|
|
|
if [ ! "$today" == "$timestampAsDate" ]; then
|
|
#update package lists
|
|
echo ":::"
|
|
echo -n "::: $PKG_MANAGER update has not been run today. Running now..."
|
|
${SUDO} ${UPDATE_PKG_CACHE} > /dev/null 2>&1
|
|
echo " done!"
|
|
fi
|
|
echo ":::"
|
|
echo -n "::: Checking $PKG_MANAGER for upgraded packages...."
|
|
updatesToInstall=$(eval "${SUDO} ${PKG_COUNT}")
|
|
echo " done!"
|
|
echo ":::"
|
|
if [[ ${updatesToInstall} -eq "0" ]]; then
|
|
echo "::: Your pi is up to date! Continuing with pi-hole installation..."
|
|
else
|
|
echo "::: There are $updatesToInstall updates availible for your pi!"
|
|
echo "::: We recommend you run '$PKG_UPDATE' after installing Pi-Hole! "
|
|
echo ":::"
|
|
fi
|
|
echo ":::"
|
|
echo "::: Checking installer dependencies..."
|
|
for i in "${INSTALLER_DEPS[@]}"; do
|
|
echo -n "::: Checking for $i..."
|
|
package_check ${i} > /dev/null
|
|
if ! [ $? -eq 0 ]; then
|
|
echo -n " Not found! Installing...."
|
|
${SUDO} ${PKG_INSTALL} "$i" > /dev/null 2>&1
|
|
echo " done!"
|
|
else
|
|
echo " already installed!"
|
|
fi
|
|
done
|
|
}
|
|
|
|
checkForDependencies() {
|
|
# Install dependencies for Pi-Hole
|
|
echo "::: Checking Pi-Hole dependencies:"
|
|
|
|
for i in "${PIHOLE_DEPS[@]}"; do
|
|
echo -n "::: Checking for $i..."
|
|
package_check ${i} > /dev/null
|
|
if ! [ $? -eq 0 ]; then
|
|
echo -n " Not found! Installing...."
|
|
${SUDO} ${PKG_INSTALL} "$i" > /dev/null & spinner $!
|
|
echo " done!"
|
|
else
|
|
echo " already installed!"
|
|
fi
|
|
done
|
|
}
|
|
|
|
getGitFiles() {
|
|
# Setup git repos for base files and web admin
|
|
echo ":::"
|
|
echo "::: Checking for existing base files..."
|
|
if is_repo ${piholeFilesDir}; then
|
|
make_repo ${piholeFilesDir} ${piholeGitUrl}
|
|
else
|
|
update_repo ${piholeFilesDir}
|
|
fi
|
|
|
|
echo ":::"
|
|
echo "::: Checking for existing web interface..."
|
|
if is_repo ${webInterfaceDir}; then
|
|
make_repo ${webInterfaceDir} ${webInterfaceGitUrl}
|
|
else
|
|
update_repo ${webInterfaceDir}
|
|
fi
|
|
}
|
|
|
|
is_repo() {
|
|
# If the directory does not have a .git folder it is not a repo
|
|
echo -n "::: Checking $1 is a repo..."
|
|
if [ -d "$1/.git" ]; then
|
|
echo " OK!"
|
|
return 1
|
|
fi
|
|
echo " not found!!"
|
|
return 0
|
|
}
|
|
|
|
make_repo() {
|
|
# Remove the non-repod interface and clone the interface
|
|
echo -n "::: Cloning $2 into $1..."
|
|
${SUDO} rm -rf "$1"
|
|
${SUDO} git clone -q "$2" "$1" > /dev/null & spinner $!
|
|
echo " done!"
|
|
}
|
|
|
|
update_repo() {
|
|
# Pull the latest commits
|
|
echo -n "::: Updating repo in $1..."
|
|
cd "$1" || exit
|
|
${SUDO} git pull -q > /dev/null & spinner $!
|
|
echo " done!"
|
|
}
|
|
|
|
|
|
CreateLogFile() {
|
|
# Create logfiles if necessary
|
|
echo ":::"
|
|
${SUDO} echo -n "::: Creating log file and changing owner to dnsmasq..."
|
|
if [ ! -f /var/log/pihole.log ]; then
|
|
${SUDO} touch /var/log/pihole.log
|
|
${SUDO} chmod 644 /var/log/pihole.log
|
|
${SUDO} chown dnsmasq:root /var/log/pihole.log
|
|
${SUDO} echo " done!"
|
|
else
|
|
${SUDO} echo " already exists!"
|
|
fi
|
|
}
|
|
|
|
installPiholeWeb() {
|
|
# Install the web interface
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo -n "::: Installing pihole custom index page..."
|
|
if [ -d "/var/www/html/pihole" ]; then
|
|
${SUDO} echo " Existing page detected, not overwriting"
|
|
else
|
|
${SUDO} mkdir /var/www/html/pihole
|
|
if [ -f /var/www/html/index.lighttpd.html ]; then
|
|
${SUDO} mv /var/www/html/index.lighttpd.html /var/www/html/index.lighttpd.orig
|
|
else
|
|
printf "\n:::\tNo default index.lighttpd.html file found... not backing up"
|
|
fi
|
|
${SUDO} cp /etc/.pihole/advanced/index.* /var/www/html/pihole/.
|
|
${SUDO} echo " done!"
|
|
fi
|
|
# Install Sudoer file
|
|
echo -n "::: Installing sudoer file..."
|
|
${SUDO} mkdir -p /etc/sudoers.d/
|
|
${SUDO} cp /etc/.pihole/advanced/pihole.sudo /etc/sudoers.d/pihole
|
|
${SUDO} chmod 0440 /etc/sudoers.d/pihole
|
|
echo " done!"
|
|
}
|
|
|
|
installCron() {
|
|
# Install the cron job
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo -n "::: Installing latest Cron script..."
|
|
${SUDO} cp /etc/.pihole/advanced/pihole.cron /etc/cron.d/pihole
|
|
${SUDO} echo " done!"
|
|
}
|
|
|
|
runGravity() {
|
|
# Rub gravity.sh to build blacklists
|
|
${SUDO} echo ":::"
|
|
${SUDO} echo "::: Preparing to run gravity.sh to refresh hosts..."
|
|
if ls /etc/pihole/list* 1> /dev/null 2>&1; then
|
|
echo "::: Cleaning up previous install (preserving whitelist/blacklist)"
|
|
${SUDO} rm /etc/pihole/list.*
|
|
fi
|
|
echo "::: Running gravity.sh"
|
|
${SUDO} /opt/pihole/gravity.sh
|
|
}
|
|
|
|
setUser(){
|
|
# Check if user pihole exists and create if not
|
|
echo "::: Checking if user 'pihole' exists..."
|
|
if id -u pihole > /dev/null 2>&1; then
|
|
echo "::: User 'pihole' already exists"
|
|
else
|
|
echo "::: User 'pihole' doesn't exist. Creating..."
|
|
${SUDO} useradd -r -s /usr/sbin/nologin pihole
|
|
fi
|
|
}
|
|
|
|
configureFirewall() {
|
|
# Allow HTTP and DNS traffic
|
|
if [ -x "$(command -v firewall-cmd)" ]; then
|
|
${SUDO} firewall-cmd --state > /dev/null
|
|
if [[ $? -eq 0 ]]; then
|
|
${SUDO} echo "::: Configuring firewalld for httpd and dnsmasq.."
|
|
${SUDO} firewall-cmd --permanent --add-port=80/tcp
|
|
${SUDO} firewall-cmd --permanent --add-port=53/tcp
|
|
${SUDO} firewall-cmd --permanent --add-port=53/udp
|
|
${SUDO} firewall-cmd --reload
|
|
fi
|
|
elif [ -x "$(command -v iptables)" ]; then
|
|
${SUDO} echo "::: Configuring iptables for httpd and dnsmasq.."
|
|
${SUDO} iptables -A INPUT -p tcp -m tcp --dport 80 -j ACCEPT
|
|
${SUDO} iptables -A INPUT -p tcp -m tcp --dport 53 -j ACCEPT
|
|
${SUDO} iptables -A INPUT -p udp -m udp --dport 53 -j ACCEPT
|
|
else
|
|
${SUDO} echo "::: No firewall detected.. skipping firewall configuration."
|
|
fi
|
|
}
|
|
|
|
finalExports() {
|
|
#If it already exists, lets overwrite it with the new values.
|
|
if [[ -f ${setupVars} ]];then
|
|
${SUDO} rm ${setupVars}
|
|
fi
|
|
${SUDO} echo "piholeInterface=${piholeInterface}" >> ${setupVars}
|
|
${SUDO} echo "IPv4addr=${IPv4addr}" >> ${setupVars}
|
|
${SUDO} echo "piholeIPv6=${piholeIPv6}" >> ${setupVars}
|
|
${SUDO} echo "piholeDNS1=${piholeDNS1}" >> ${setupVars}
|
|
${SUDO} echo "piholeDNS2=${piholeDNS2}" >> ${setupVars}
|
|
}
|
|
|
|
|
|
installPihole() {
|
|
# Install base files and web interface
|
|
checkForDependencies # done
|
|
stopServices
|
|
setUser
|
|
${SUDO} mkdir -p /etc/pihole/
|
|
if [ ! -d "/var/www/html" ]; then
|
|
${SUDO} mkdir -p /var/www/html
|
|
fi
|
|
${SUDO} chown ${LIGHTTPD_USER}:${LIGHTTPD_GROUP} /var/www/html
|
|
${SUDO} chmod 775 /var/www/html
|
|
${SUDO} usermod -a -G ${LIGHTTPD_GROUP} pihole
|
|
if [ -x "$(command -v lighty-enable-mod)" ]; then
|
|
${SUDO} lighty-enable-mod fastcgi fastcgi-php > /dev/null
|
|
else
|
|
printf "\n:::\tWarning: 'lighty-enable-mod' utility not found. Please ensure fastcgi is enabled if you experience issues.\n"
|
|
fi
|
|
|
|
getGitFiles
|
|
installScripts
|
|
installConfigs
|
|
installConfigs
|
|
CreateLogFile
|
|
configureSelinux
|
|
installPiholeWeb
|
|
installCron
|
|
runGravity
|
|
configureFirewall
|
|
finalExports
|
|
}
|
|
|
|
updatePihole() {
|
|
# Install base files and web interface
|
|
checkForDependencies # done
|
|
stopServices
|
|
getGitFiles
|
|
installScripts
|
|
installConfigs
|
|
installConfigs
|
|
CreateLogFile
|
|
configureSelinux
|
|
installPiholeWeb
|
|
installCron
|
|
runGravity
|
|
configureFirewall
|
|
}
|
|
|
|
configureSelinux() {
|
|
if [ -x "$(command -v getenforce)" ]; then
|
|
printf "\n::: SELinux Detected\n"
|
|
printf ":::\tChecking for SELinux policy development packages..."
|
|
package_check "selinux-policy-devel" > /dev/null
|
|
if ! [ $? -eq 0 ]; then
|
|
echo -n " Not found! Installing...."
|
|
${SUDO} ${PKG_INSTALL} "selinux-policy-devel" > /dev/null & spinner $!
|
|
echo " done!"
|
|
else
|
|
echo " already installed!"
|
|
fi
|
|
printf "::: Enabling httpd server side includes (SSI).. "
|
|
${SUDO} setsebool -P httpd_ssi_exec on
|
|
if [ $? -eq 0 ]; then
|
|
echo -n "Success\n"
|
|
fi
|
|
printf ":::\tCompiling Pi-Hole SELinux policy..\n"
|
|
${SUDO} checkmodule -M -m -o /etc/pihole/pihole.mod /etc/.pihole/advanced/selinux/pihole.te
|
|
${SUDO} semodule_package -o /etc/pihole/pihole.pp -m /etc/pihole/pihole.mod
|
|
${SUDO} semodule -i /etc/pihole/pihole.pp
|
|
${SUDO} rm -f /etc/pihole/pihole.mod
|
|
${SUDO} semodule -l | grep pihole > /dev/null
|
|
if [ $? -eq 0 ]; then
|
|
printf "::: Successfully installed Pi-Hole SELinux policy\n"
|
|
else
|
|
printf "::: Warning: Pi-Hole SELinux policy did not install correctly!\n"
|
|
fi
|
|
fi
|
|
}
|
|
|
|
displayFinalMessage() {
|
|
# Final completion message to user
|
|
whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using:
|
|
|
|
IPv4: ${IPv4addr%/*}
|
|
IPv6: $piholeIPv6
|
|
|
|
If you set a new IP address, you should restart the Pi.
|
|
|
|
The install log is in /etc/pihole.
|
|
View the web interface at http://pi.hole/admin or http://${IPv4addr%/*}/admin" ${r} ${c}
|
|
}
|
|
|
|
updateDialogs(){
|
|
|
|
UpdateCmd=(whiptail --separate-output --radiolist "We have detected an existing install.\n\n Selecting Update will retain settings from the existing install.\n\n Selecting Install will allow you to enter new settings.\n\n(Highlight desired option, and press space to select!)" ${r} ${c} 2)
|
|
UpdateChoices=(Update "" on
|
|
Install "" off)
|
|
UpdateChoice=$("${UpdateCmd[@]}" "${UpdateChoices[@]}" 2>&1 >/dev/tty)
|
|
|
|
if [[ $? = 0 ]];then
|
|
case ${UpdateChoice} in
|
|
Update)
|
|
echo "::: Updating existing install"
|
|
useUpdateVars=true
|
|
;;
|
|
Install)
|
|
echo "::: Running complete install script"
|
|
useUpdateVars=false
|
|
;;
|
|
esac
|
|
else
|
|
echo "::: Cancel selected. Exiting..."
|
|
exit 1
|
|
fi
|
|
|
|
}
|
|
|
|
######## SCRIPT ############
|
|
if [[ -f ${setupVars} ]];then
|
|
. ${setupVars}
|
|
|
|
if [ "$1" == "pihole" ]; then
|
|
useUpdateVars=true
|
|
else
|
|
updateDialogs
|
|
fi
|
|
|
|
fi
|
|
|
|
# Start the installer
|
|
# Install packages used by this installation script
|
|
installerDependencies
|
|
|
|
if [[ ${useUpdateVars} == false ]]; then
|
|
welcomeDialogs
|
|
# Verify there is enough disk space for the install
|
|
verifyFreeDiskSpace
|
|
${SUDO} mkdir -p /etc/pihole/
|
|
|
|
# Find IP used to route to outside world
|
|
findIPRoute
|
|
# Find interfaces and let the user choose one
|
|
chooseInterface
|
|
# Let the user decide if they want to block ads over IPv4 and/or IPv6
|
|
use4andor6
|
|
# Decide what upstream DNS Servers to use
|
|
setDNS
|
|
# Install and log everything to a file
|
|
installPihole | tee ${tmpLog}
|
|
else
|
|
updatePihole | tee ${tmpLog}
|
|
fi
|
|
|
|
# Move the log file into /etc/pihole for storage
|
|
${SUDO} mv ${tmpLog} ${instalLogLoc}
|
|
|
|
if [[ ${useUpdateVars} == false ]]; then
|
|
displayFinalMessage
|
|
fi
|
|
|
|
echo -n "::: Restarting services..."
|
|
# Start services
|
|
if [ -x "$(command -v systemctl)" ]; then
|
|
${SUDO} systemctl enable dnsmasq
|
|
${SUDO} systemctl restart dnsmasq
|
|
${SUDO} systemctl enable lighttpd
|
|
${SUDO} systemctl start lighttpd
|
|
else
|
|
${SUDO} service dnsmasq restart
|
|
${SUDO} service lighttpd start
|
|
fi
|
|
|
|
echo " done."
|
|
|
|
echo ":::"
|
|
if [[ ${useUpdateVars} == false ]]; then
|
|
echo "::: Installation Complete! Configure your devices to use the Pi-hole as their DNS server using:"
|
|
echo "::: ${IPv4addr%/*}"
|
|
echo "::: $piholeIPv6"
|
|
echo ":::"
|
|
echo "::: If you set a new IP address, you should restart the Pi."
|
|
else
|
|
echo "::: Update complete!"
|
|
fi
|
|
|
|
echo ":::"
|
|
echo "::: The install log is located at: /etc/pihole/install.log"
|
|
echo "::: View the web interface at http://pi.hole/admin or http://${IPv4addr%/*}/admin"
|