Jacob Salmela
commit
1b47a42792
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@ -1,31 +1,45 @@
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#!/bin/bash
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# Pi-hole automated install
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# Raspberry Pi Ad-blocker
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# Pi-hole: A black hole for Internet advertisements
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# by Jacob Salmela
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# Network-wide ad blocking via your Raspberry Pi
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#
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# Install with this command (from the Pi):
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# pi-hole.net/donate
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#
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# curl -s "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/automated%20install/basic-install.sh" | bash
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# Install with this command (from your Pi):
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#
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# Or run the commands below in order
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# curl -L install.pi-hole.net | bash
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clear
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echo " _____ _ _ _ "
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echo " | __ (_) | | | | "
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echo " | |__) | __ | |__ ___ | | ___ "
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echo " | ___/ | |__| | '_ \ / _ \| |/ _ \ "
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echo " | | | | | | | | (_) | | __/ "
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echo " |_| |_| |_| |_|\___/|_|\___| "
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echo " "
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echo " Raspberry Pi Ad-blocker "
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echo " "
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echo "Set a static IP before running this!"
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echo " "
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echo " Press Enter when ready "
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echo " "
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read
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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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# Get the screen size in case we need a full-screen message and so we can display a dialog that is sized nicely
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screenSize=$(stty -a | tr \; \\012 | egrep 'rows|columns' | cut '-d ' -f3)
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# Find the rows and columns
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rows=$(stty -a | tr \; \\012 | egrep 'rows' | cut -d' ' -f3)
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columns=$(stty -a | tr \; \\012 | egrep 'columns' | cut -d' ' -f3)
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# Divide by two so the dialogs take up half of the screen, which looks nice.
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r=$(( rows / 2 ))
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c=$(( columns / 2 ))
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IPv4addr=$(ip -4 addr show | awk '{match($0,/[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+/); ip = substr($0,RSTART,RLENGTH); print ip}' | sed '/^\s*$/d' | grep -v "127.0.0.1")
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IPv4mask=$(ifconfig | awk -F':' '/inet addr/ && !/127.0.0.1/ {print $4}')
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IPv4gw=$(ip route show | awk '/default\ via/ {print $3}')
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# IPv6 support to be added later
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#IPv6eui64=$(ip addr show | awk '/scope\ global/ && /ff:fe/ {print $2}' | cut -d'/' -f1)
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#IPv6linkLocal=$(ip addr show | awk '/inet/ && /scope\ link/ && /fe80/ {print $2}' | cut -d'/' -f1)
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availableInterfaces=$(ip link show | awk -F' ' '/[0-9]: [a-z]/ {print $2}' | grep -v "lo" | cut -d':' -f1)
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dhcpcdFile=/etc/dhcpcd.conf
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####### FUCNTIONS ##########
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backupLegacyPihole()
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{
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if [[ -f /etc/dnsmasq.d/adList.conf ]];then
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echo "Original Pi-hole detected. Initiating sub space transport..."
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echo "Original Pi-hole detected. Initiating sub space transport"
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sudo mkdir -p /etc/pihole/original/
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sudo mv /etc/dnsmasq.d/adList.conf /etc/pihole/original/adList.conf.$(date "+%Y-%m-%d")
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sudo mv /etc/dnsmasq.conf /etc/pihole/original/dnsmasq.conf.$(date "+%Y-%m-%d")
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@ -36,58 +50,246 @@ if [[ -f /etc/dnsmasq.d/adList.conf ]];then
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else
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:
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fi
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}
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echo "Updating the Pi..."
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welcomeDialogs()
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{
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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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# Explain the need for a static address
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whiptail --msgbox --backtitle "Initating 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 $c
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}
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chooseInterface()
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{
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# Turn the available interfaces into an array so it can be used with a whiptail dialog
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interfacesArray=()
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while read -r line
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do
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interfacesArray+=("$line" "available" "ON")
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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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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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done
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}
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use4andor6()
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{
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# Let use select IPv4 and/or IPv6
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cmd=(whiptail --separate-output --checklist "Select Protocols" $r $c 2)
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options=(IPv4 "Block ads over IPv4" on
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IPv6 "Block ads over IPv4" off)
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choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
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clear
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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)
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echo "IPv4 selected."
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useIPv4=true
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;;
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IPv6)
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echo "IPv6 selected."
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useIPv6=true
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;;
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esac
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done
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}
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useIPv6dialog()
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{
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whiptail --msgbox --backtitle "Coming soon..." --title "IPv6 not yet supported" "I need your help for IPv6. Consider donating at: http://pi-hole.net/donate" $r $c
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}
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getStaticIPv4Settings()
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{
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# Ask if the user wannts 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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Subnet mask: $IPv4mask
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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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# Nothing else to do since the variables are already set above
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else
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# Since a custom address will be used, restart at the end of the script to apply the new changes
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rebootNeeded=true
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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: $IPv4addr"
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# Ask for the subnet mask
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IPv4mask=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 netmask" --inputbox "Enter your desired IPv4 subnet mask" $r $c $IPv4mask 3>&1 1>&2 2>&3)
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if [[ $? = 0 ]];then
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echo "Your static IPv4 netmask: $IPv4mask"
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# Ask for the gateway
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IPv4gw=$(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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Subnet mask: $IPv4mask
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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
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echo $IPv4addr > /tmp/piholeIP
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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 "User canceled."
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exit
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fi
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else
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# Cancelling subnet mask settings window
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ipSettingsCorrect=False
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echo "User canceled."
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exit
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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 "User canceled."
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exit
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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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setStaticIPv4()
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{
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# Append these lines to /etc/dhcpcd.conf to enable a static IP
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echo "interface $piholeInterface
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static ip_address=$IPv4addr/24
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static routers=$IPv4gw
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static domain_name_servers=$IPv4gw" | sudo tee -a $dhcpcdFile >/dev/null
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}
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installPihole()
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{
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sudo apt-get update
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sudo apt-get -y upgrade
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echo "Installing tools..."
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sudo apt-get -y install dnsutils
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sudo apt-get -y install bc
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sudo apt-get -y install toilet
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echo "Installing DNS..."
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sudo apt-get -y install dnsutils bc toilet
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sudo apt-get -y install dnsmasq
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sudo update-rc.d dnsmasq enable
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echo "Installing a Web server"
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sudo apt-get -y install lighttpd php5-common php5-cgi php5
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sudo mkdir /var/www/html
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sudo chown www-data:www-data /var/www/html
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sudo chmod 775 /var/www/html
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sudo usermod -a -G www-data pi
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echo "Stopping services to modify them..."
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sudo service dnsmasq stop
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sudo service lighttpd stop
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echo "Backing up original config files and downloading Pi-hole ones..."
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sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
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sudo mv /etc/lighttpd/lighttpd.conf /etc/lighttpd/lighttpd.conf.orig
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sudo mv /var/www/html/index.lighttpd.html /var/www/html/index.lighttpd.orig
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sudo curl -o /etc/dnsmasq.conf "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/dnsmasq.conf"
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sudo curl -o /etc/lighttpd/lighttpd.conf "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/lighttpd.conf"
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sudo mv /etc/crontab /etc/crontab.orig
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sudo curl -o /etc/dnsmasq.conf https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/dnsmasq.conf
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sudo curl -o /etc/lighttpd/lighttpd.conf https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/lighttpd.conf
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sudo mv /etc/crontab /etc/crontab.orig
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sudo curl -o /etc/crontab https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/pihole.cron
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sudo lighty-enable-mod fastcgi fastcgi-php
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sudo mkdir /var/www/html/pihole
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sudo curl -o /var/www/html/pihole/index.html "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/index.html"
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echo "Installing the Web interface..."
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sudo curl -o /var/www/html/pihole/index.html https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/index.html
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sudo wget https://github.com/jacobsalmela/AdminLTE/archive/master.zip -O /var/www/master.zip
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sudo unzip /var/www/master.zip -d /var/www/html/
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sudo unzip -o /var/www/master.zip -d /var/www/html/
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sudo mv /var/www/html/AdminLTE-master /var/www/html/admin
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sudo rm /var/www/master.zip 2>/dev/null
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sudo touch /var/log/pihole.log
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sudo chmod 644 /var/log/pihole.log
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sudo chown dnsmasq:root /var/log/pihole.log
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echo "Locating the Pi-hole..."
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sudo curl -o /usr/local/bin/gravity.sh "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/gravity.sh"
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sudo curl -o /usr/local/bin/chronometer.sh "https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/chronometer.sh"
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sudo curl -o /usr/local/bin/gravity.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/gravity.sh
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sudo curl -o /usr/local/bin/chronometer.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/chronometer.sh
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sudo curl -o /usr/local/bin/whitelist.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/whitelist.sh
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sudo curl -o /usr/local/bin/piholeLogFlush.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/piholeLogFlush.sh
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sudo chmod 755 /usr/local/bin/gravity.sh
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sudo chmod 755 /usr/local/bin/chronometer.sh
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echo "Entering the event horizon..."
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sudo chmod 755 /usr/local/bin/whitelist.sh
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sudo chmod 755 /usr/local/bin/piholeLogFlush.sh
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sudo /usr/local/bin/gravity.sh
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}
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echo "Restarting..."
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sudo reboot
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######## SCRIPT ############
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# Start the installer
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welcomeDialogs
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# Just back up the original Pi-hole right away since it won't take long and it gets it out of the way
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backupLegacyPihole
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# Find interfaces and let the user choose one
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chooseInterface
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# Let the user decide if they want to block ads over IPv4 and/or IPv6
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use4andor6
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# Decide is IPv4 will be used
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if [[ "$useIPv4" = true ]];then
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echo "Using IPv4"
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getStaticIPv4Settings
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setStaticIPv4
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else
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useIPv4=false
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echo "IPv4 will NOT be used."
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fi
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# Decide is IPv6 will be used
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if [[ "$useIPv6" = true ]];then
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# If only IPv6 is selected, exit because it is not supported yet
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if [[ "$useIPv6" = true ]] && [[ "$useIPv4" = false ]];then
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useIPv6dialog
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exit
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else
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useIPv6dialog
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fi
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else
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useIPv6=false
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echo "IPv6 will NOT be used. Consider a donation at pi-hole.net/donate"
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fi
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# Install and log everything to a file
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installPihole | tee $tmpLog
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# Move the log file into /etc/pihole for storage
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sudo mv $tmpLog $instalLogLoc
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whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using this IP: $IPv4addr.
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If you didn't use DHCP settings as your new static address, the Pi will restart after this dialog. If you are using SSH, you may need to reconnect using the IP address above.
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The install log is in /etc/pihole." $r $c
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# If a custom address was set, restart
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if [[ "$rebootNeeded" = true ]];then
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# Restart to apply the new static IP address
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sudo reboot
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else
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# If not, just start the services since the address will stay the same
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sudo service dnsmasq start
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sudo service lighttpd start
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fi
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Loading…
Reference in New Issue