mirror of
https://github.com/pi-hole/pi-hole
synced 2024-11-18 06:08:21 +00:00
278 lines
10 KiB
Bash
Executable File
278 lines
10 KiB
Bash
Executable File
#!/usr/bin/env bash
|
|
# Pi-hole: A black hole for Internet advertisements
|
|
# by Jacob Salmela
|
|
# Network-wide ad blocking via your Raspberry Pi
|
|
#
|
|
# pi-hole.net/donate
|
|
#
|
|
# Install with this command (from your Pi):
|
|
#
|
|
# curl -L install.pi-hole.net | bash
|
|
|
|
######## VARIABLES #########
|
|
tmpLog=/tmp/pihole-install.log
|
|
instalLogLoc=/etc/pihole/install.log
|
|
|
|
# Get the screen size in case we need a full-screen message and so we can display a dialog that is sized nicely
|
|
screenSize=$(stty -a | tr \; \\012 | egrep 'rows|columns' | cut '-d ' -f3)
|
|
|
|
# Find the rows and columns
|
|
rows=$(stty -a | tr \; \\012 | egrep 'rows' | cut -d' ' -f3)
|
|
columns=$(stty -a | tr \; \\012 | egrep 'columns' | cut -d' ' -f3)
|
|
|
|
# Divide by two so the dialogs take up half of the screen, which looks nice.
|
|
r=$(( rows / 2 ))
|
|
c=$(( columns / 2 ))
|
|
|
|
# Find IP used to route to outside world
|
|
IPv4info=$(ip route get 8.8.8.8)
|
|
IPv4dev=$(echo $IPv4info| awk '{print $5}')
|
|
IPv4addr=$(ip -o -f inet addr show dev $IPv4dev | awk '{print $4}')
|
|
IPv4gw=$(echo $IPv4info | awk '{print $3}')
|
|
|
|
# IPv6 support to be added later
|
|
#IPv6eui64=$(ip addr show | awk '/scope\ global/ && /ff:fe/ {print $2}' | cut -d'/' -f1)
|
|
#IPv6linkLocal=$(ip addr show | awk '/inet/ && /scope\ link/ && /fe80/ {print $2}' | cut -d'/' -f1)
|
|
|
|
availableInterfaces=$(ip link show | awk -F' ' '/[0-9]: [a-z]/ {print $2}' | grep -v "lo" | cut -d':' -f1)
|
|
dhcpcdFile=/etc/dhcpcd.conf
|
|
|
|
####### FUCNTIONS ##########
|
|
backupLegacyPihole()
|
|
{
|
|
if [[ -f /etc/dnsmasq.d/adList.conf ]];then
|
|
echo "Original Pi-hole detected. Initiating sub space transport"
|
|
sudo mkdir -p /etc/pihole/original/
|
|
sudo mv /etc/dnsmasq.d/adList.conf /etc/pihole/original/adList.conf.$(date "+%Y-%m-%d")
|
|
sudo mv /etc/dnsmasq.conf /etc/pihole/original/dnsmasq.conf.$(date "+%Y-%m-%d")
|
|
sudo mv /etc/resolv.conf /etc/pihole/original/resolv.conf.$(date "+%Y-%m-%d")
|
|
sudo mv /etc/lighttpd/lighttpd.conf /etc/pihole/original/lighttpd.conf.$(date "+%Y-%m-%d")
|
|
sudo mv /var/www/pihole/index.html /etc/pihole/original/index.html.$(date "+%Y-%m-%d")
|
|
sudo mv /usr/local/bin/gravity.sh /etc/pihole/original/gravity.sh.$(date "+%Y-%m-%d")
|
|
else
|
|
:
|
|
fi
|
|
}
|
|
|
|
welcomeDialogs()
|
|
{
|
|
# Display the welcome dialog
|
|
whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "This installer will transform your Raspberry Pi into a network-wide ad blocker!" $r $c
|
|
|
|
# Explain the need for a static address
|
|
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.
|
|
|
|
In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." $r $c
|
|
}
|
|
|
|
chooseInterface()
|
|
{
|
|
# Turn the available interfaces into an array so it can be used with a whiptail dialog
|
|
interfacesArray=()
|
|
while read -r line
|
|
do
|
|
interfacesArray+=("$line" "available" "ON")
|
|
done <<< "$availableInterfaces"
|
|
|
|
# Find out how many interfaces are available to choose from
|
|
interfaceCount=$(echo "$availableInterfaces" | wc -l)
|
|
chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface" $r $c $interfaceCount)
|
|
chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
|
|
for desiredInterface in $chooseInterfaceOptions
|
|
do
|
|
piholeInterface=$desiredInterface
|
|
echo "Using interface: $piholeInterface"
|
|
done
|
|
}
|
|
|
|
use4andor6()
|
|
{
|
|
# Let use select IPv4 and/or IPv6
|
|
cmd=(whiptail --separate-output --checklist "Select Protocols" $r $c 2)
|
|
options=(IPv4 "Block ads over IPv4" on
|
|
IPv6 "Block ads over IPv4" off)
|
|
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
|
|
clear
|
|
for choice in $choices
|
|
do
|
|
case $choice in
|
|
IPv4)
|
|
echo "IPv4 selected."
|
|
useIPv4=true
|
|
;;
|
|
IPv6)
|
|
echo "IPv6 selected."
|
|
useIPv6=true
|
|
;;
|
|
esac
|
|
done
|
|
}
|
|
|
|
useIPv6dialog()
|
|
{
|
|
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
|
|
}
|
|
|
|
getStaticIPv4Settings()
|
|
{
|
|
# Ask if the user wannts to use DHCP settings as their static IP
|
|
if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Do you want to use your current network settings as a static address?
|
|
|
|
IP address: $IPv4addr
|
|
Gateway: $IPv4gw" $r $c) then
|
|
# If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
|
|
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.
|
|
|
|
If you are worried, either manually set the address, or modify the DHCP reservation pool so it does not include the IP you want.
|
|
|
|
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
|
|
# Nothing else to do since the variables are already set above
|
|
else
|
|
# Otherwise, we need to ask the user to input their desired settings.
|
|
# Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
|
|
# Start a loop to let the user enter their information with the chance to go back and edit it if necessary
|
|
until [[ $ipSettingsCorrect = True ]]
|
|
do
|
|
# Ask for the IPv4 address
|
|
IPv4addr=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" $r $c $IPv4addr 3>&1 1>&2 2>&3)
|
|
if [[ $? = 0 ]];then
|
|
echo "Your static IPv4 address: $IPv4addr"
|
|
# Ask for the gateway
|
|
IPv4gw=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 gateway (router)" --inputbox "Enter your desired IPv4 default gateway" $r $c $IPv4gw 3>&1 1>&2 2>&3)
|
|
if [[ $? = 0 ]];then
|
|
echo "Your static IPv4 gateway: $IPv4gw"
|
|
# Give the user a chance to review their settings before moving on
|
|
if (whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --yesno "Are these settings correct?
|
|
IP address: $IPv4addr
|
|
Gateway: $IPv4gw" $r $c)then
|
|
# If the settings are correct, then we need to set the piholeIP
|
|
# Saving it to a temporary file us to retrieve it later when we run the gravity.sh script
|
|
echo ${IPv4addr%/*} > /tmp/piholeIP
|
|
# After that's done, the loop ends and we move on
|
|
ipSettingsCorrect=True
|
|
else
|
|
# If the settings are wrong, the loop continues
|
|
ipSettingsCorrect=False
|
|
fi
|
|
else
|
|
# Cancelling gateway settings window
|
|
ipSettingsCorrect=False
|
|
echo "User canceled."
|
|
exit
|
|
fi
|
|
else
|
|
# Cancelling IPv4 settings window
|
|
ipSettingsCorrect=False
|
|
echo "User canceled."
|
|
exit
|
|
fi
|
|
done
|
|
# End the if statement for DHCP vs. static
|
|
fi
|
|
}
|
|
|
|
|
|
setStaticIPv4()
|
|
{
|
|
# Append these lines to /etc/dhcpcd.conf to enable a static IP
|
|
echo "interface $piholeInterface
|
|
static ip_address=$IPv4addr
|
|
static routers=$IPv4gw
|
|
static domain_name_servers=$IPv4gw" | sudo tee -a $dhcpcdFile >/dev/null
|
|
sudo ip addr replace dev $piholeInterface $IPv4addr
|
|
}
|
|
|
|
installPihole()
|
|
{
|
|
sudo apt-get update
|
|
sudo apt-get -y upgrade
|
|
sudo apt-get -y install dnsutils bc toilet
|
|
sudo apt-get -y install dnsmasq
|
|
sudo apt-get -y install lighttpd php5-common php5-cgi php5
|
|
sudo mkdir /var/www/html
|
|
sudo chown www-data:www-data /var/www/html
|
|
sudo chmod 775 /var/www/html
|
|
sudo usermod -a -G www-data pi
|
|
sudo service dnsmasq stop
|
|
sudo service lighttpd stop
|
|
sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
|
|
sudo mv /etc/lighttpd/lighttpd.conf /etc/lighttpd/lighttpd.conf.orig
|
|
sudo mv /var/www/html/index.lighttpd.html /var/www/html/index.lighttpd.orig
|
|
sudo mv /etc/crontab /etc/crontab.orig
|
|
sudo curl -o /etc/dnsmasq.conf https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/dnsmasq.conf
|
|
sudo curl -o /etc/lighttpd/lighttpd.conf https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/lighttpd.conf
|
|
sudo mv /etc/crontab /etc/crontab.orig
|
|
sudo curl -o /etc/crontab https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/pihole.cron
|
|
sudo lighty-enable-mod fastcgi fastcgi-php
|
|
sudo mkdir /var/www/html/pihole
|
|
sudo curl -o /var/www/html/pihole/index.html https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/index.html
|
|
sudo wget https://github.com/jacobsalmela/AdminLTE/archive/master.zip -O /var/www/master.zip
|
|
sudo unzip -o /var/www/master.zip -d /var/www/html/
|
|
sudo mv /var/www/html/AdminLTE-master /var/www/html/admin
|
|
sudo rm /var/www/master.zip 2>/dev/null
|
|
sudo touch /var/log/pihole.log
|
|
sudo chmod 644 /var/log/pihole.log
|
|
sudo chown dnsmasq:root /var/log/pihole.log
|
|
sudo curl -o /usr/local/bin/gravity.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/gravity.sh
|
|
sudo curl -o /usr/local/bin/chronometer.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/chronometer.sh
|
|
sudo curl -o /usr/local/bin/whitelist.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/whitelist.sh
|
|
sudo curl -o /usr/local/bin/piholeLogFlush.sh https://raw.githubusercontent.com/jacobsalmela/pi-hole/master/advanced/Scripts/piholeLogFlush.sh
|
|
sudo chmod 755 /usr/local/bin/gravity.sh
|
|
sudo chmod 755 /usr/local/bin/chronometer.sh
|
|
sudo chmod 755 /usr/local/bin/whitelist.sh
|
|
sudo chmod 755 /usr/local/bin/piholeLogFlush.sh
|
|
sudo /usr/local/bin/gravity.sh
|
|
}
|
|
|
|
######## SCRIPT ############
|
|
# Start the installer
|
|
welcomeDialogs
|
|
|
|
# Just back up the original Pi-hole right away since it won't take long and it gets it out of the way
|
|
backupLegacyPihole
|
|
|
|
# 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 is IPv4 will be used
|
|
if [[ "$useIPv4" = true ]];then
|
|
echo "Using IPv4"
|
|
getStaticIPv4Settings
|
|
setStaticIPv4
|
|
else
|
|
useIPv4=false
|
|
echo "IPv4 will NOT be used."
|
|
fi
|
|
|
|
# Decide is IPv6 will be used
|
|
if [[ "$useIPv6" = true ]];then
|
|
# If only IPv6 is selected, exit because it is not supported yet
|
|
if [[ "$useIPv6" = true ]] && [[ "$useIPv4" = false ]];then
|
|
useIPv6dialog
|
|
exit
|
|
else
|
|
useIPv6dialog
|
|
fi
|
|
else
|
|
useIPv6=false
|
|
echo "IPv6 will NOT be used. Consider a donation at pi-hole.net/donate"
|
|
fi
|
|
|
|
# Install and log everything to a file
|
|
installPihole | tee $tmpLog
|
|
|
|
# Move the log file into /etc/pihole for storage
|
|
sudo mv $tmpLog $instalLogLoc
|
|
|
|
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.
|
|
|
|
If you set a new IP address, it should work fine, but you may want to reboot the Pi at some point.
|
|
|
|
The install log is in /etc/pihole." $r $c
|
|
|
|
sudo service dnsmasq start
|
|
sudo service lighttpd start
|