Fix formatting, use consistent style, add comments

Fix formatting, use consistent style, add comments
This commit is contained in:
Chad Howell 2016-01-27 01:11:38 -05:00
parent 6b76270889
commit ae336da7a1

View file

@ -59,33 +59,32 @@ else
fi fi
fi fi
# Is this if statement used anymore?
if [ -f "/etc/dnsmasq.d/01-pihole.conf" ]; then if [ -f "/etc/dnsmasq.d/01-pihole.conf" ]; then
#Likely an existing install # Likely an existing install
upgrade=true upgrade=true
else else
upgrade=false upgrade=false
fi fi
####### FUNCTIONS ########## ####### FUNCTIONS ##########
###All credit for the below function goes to http://fitnr.com/showing-a-bash-spinner.html ###All credit for the below function goes to http://fitnr.com/showing-a-bash-spinner.html
spinner(){ spinner() {
local pid=$1 local pid=$1
spin='-\|/' spin='-\|/'
i=0 i=0
while $SUDO kill -0 $pid 2>/dev/null while $SUDO kill -0 $pid 2>/dev/null
do do
i=$(( (i+1) %4 )) i=$(( (i+1) %4 ))
printf "\b${spin:$i:1}" printf "\b${spin:$i:1}"
sleep .1 sleep .1
done done
printf "\b" printf "\b"
} }
backupLegacyPihole() {
# This function detects and backups the pi-hole v1 files. It will not do anything to the current version files.
backupLegacyPihole(){
if [[ -f /etc/dnsmasq.d/adList.conf ]];then if [[ -f /etc/dnsmasq.d/adList.conf ]];then
echo "Original Pi-hole detected. Initiating sub space transport" echo "Original Pi-hole detected. Initiating sub space transport"
$SUDO mkdir -p /etc/pihole/original/ $SUDO mkdir -p /etc/pihole/original/
@ -100,7 +99,7 @@ backupLegacyPihole(){
fi fi
} }
welcomeDialogs(){ welcomeDialogs() {
# Display the welcome dialog # 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 whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "This installer will transform your Raspberry Pi into a network-wide ad blocker!" $r $c
@ -112,8 +111,8 @@ welcomeDialogs(){
In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." $r $c In the next section, you can choose to use your current network settings (DHCP) or to manually edit them." $r $c
} }
chooseInterface(){ chooseInterface() {
# Turn the available interfaces into an array so it can be used with a whiptail dialog # Turn the available interfaces into an array so it can be used with a whiptail dialog
interfacesArray=() interfacesArray=()
firstloop=1 firstloop=1
@ -141,7 +140,7 @@ chooseInterface(){
} }
use4andor6(){ use4andor6() {
# Let use select IPv4 and/or IPv6 # Let use select IPv4 and/or IPv6
cmd=(whiptail --separate-output --checklist "Select Protocols" $r $c 2) cmd=(whiptail --separate-output --checklist "Select Protocols" $r $c 2)
options=(IPv4 "Block ads over IPv4" on options=(IPv4 "Block ads over IPv4" on
@ -179,14 +178,15 @@ use4andor6(){
fi fi
} }
useIPv6dialog(){ useIPv6dialog() {
# Show the IPv6 address used for blocking
piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }') piholeIPv6=$(ip -6 route get 2001:4860:4860::8888 | awk -F " " '{ for(i=1;i<=NF;i++) if ($i == "src") print $(i+1) }')
whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$piholeIPv6 will be used to block ads." $r $c whiptail --msgbox --backtitle "IPv6..." --title "IPv6 Supported" "$piholeIPv6 will be used to block ads." $r $c
$SUDO mkdir -p /etc/pihole/ $SUDO mkdir -p /etc/pihole/
$SUDO touch /etc/pihole/.useIPv6 $SUDO touch /etc/pihole/.useIPv6
} }
getStaticIPv4Settings(){ getStaticIPv4Settings() {
# Ask if the user wants to use DHCP settings as their static IP # Ask if the user wants 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? 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 IP address: $IPv4addr
@ -241,15 +241,16 @@ getStaticIPv4Settings(){
fi fi
} }
setDHCPCD(){ setDHCPCD() {
#Append these lines to dhcpcd.conf to enable a static IP # Append these lines to dhcpcd.conf to enable a static IP
echo "interface $piholeInterface echo "interface $piholeInterface
static ip_address=$IPv4addr static ip_address=$IPv4addr
static routers=$IPv4gw static routers=$IPv4gw
static domain_name_servers=$IPv4gw" | $SUDO tee -a $dhcpcdFile >/dev/null static domain_name_servers=$IPv4gw" | $SUDO tee -a $dhcpcdFile >/dev/null
} }
setStaticIPv4(){ setStaticIPv4() {
# Tries to set the IPv4 address
if grep -q $IPv4addr $dhcpcdFile; then if grep -q $IPv4addr $dhcpcdFile; then
# address already set, noop # address already set, noop
: :
@ -260,7 +261,8 @@ setStaticIPv4(){
fi fi
} }
installScripts(){ installScripts() {
# Install the scripts from /etc/.pihole to their various locations
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo -n "::: Installing scripts..." $SUDO echo -n "::: Installing scripts..."
$SUDO cp /etc/.pihole/gravity.sh /usr/local/bin/gravity.sh $SUDO cp /etc/.pihole/gravity.sh /usr/local/bin/gravity.sh
@ -273,7 +275,8 @@ installScripts(){
$SUDO echo " done." $SUDO echo " done."
} }
installConfigs(){ installConfigs() {
# Install the configs from /etc/.pihole to their various locations
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo -n "::: Installing configs..." $SUDO echo -n "::: Installing configs..."
$SUDO mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig $SUDO mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
@ -284,7 +287,8 @@ installConfigs(){
$SUDO echo " done." $SUDO echo " done."
} }
stopServices(){ stopServices() {
# Stop dnsmasq and lighttpd
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo -n "::: Stopping services..." $SUDO echo -n "::: Stopping services..."
$SUDO service dnsmasq stop & spinner $! || true $SUDO service dnsmasq stop & spinner $! || true
@ -292,14 +296,14 @@ stopServices(){
$SUDO echo " done." $SUDO echo " done."
} }
checkForDependencies(){ checkForDependencies() {
echo ":::" echo ":::"
#Check to see if apt-get update has already been run today #Check to see if apt-get update has already been run today
timestamp=$(stat -c %Y /var/cache/apt/) timestamp=$(stat -c %Y /var/cache/apt/)
timestampAsDate=$(date -d @$timestamp "+%b %e") timestampAsDate=$(date -d @$timestamp "+%b %e")
today=$(date "+%b %e") today=$(date "+%b %e")
if [ ! "$today" == "$timestampAsDate" ]; then if [ ! "$today" == "$timestampAsDate" ]; then
#update package lists #update package lists
echo -n "::: Updating package list before install...." echo -n "::: Updating package list before install...."
$SUDO apt-get -qq update > /dev/null & spinner $! $SUDO apt-get -qq update > /dev/null & spinner $!
@ -308,64 +312,59 @@ checkForDependencies(){
$SUDO apt-get -y -qq upgrade > /dev/null & spinner $! $SUDO apt-get -y -qq upgrade > /dev/null & spinner $!
echo " done!" echo " done!"
else else
echo "::: Apt-get update already run today, any more would be overkill..." echo "::: Apt-get update already run today, any more would be overkill..."
fi fi
echo ":::" echo ":::"
echo "::: Checking dependencies:" echo "::: Checking dependencies:"
dependencies=( dnsutils bc toilet figlet dnsmasq lighttpd php5-common php5-cgi php5 git curl unzip wget ) dependencies=( dnsutils bc toilet figlet dnsmasq lighttpd php5-common php5-cgi php5 git curl unzip wget )
for i in "${dependencies[@]}" for i in "${dependencies[@]}"
do do
: :
echo -n "::: Checking for $i..." echo -n "::: Checking for $i..."
if [ $(dpkg-query -W -f='${Status}' $i 2>/dev/null | grep -c "ok installed") -eq 0 ]; then if [ $(dpkg-query -W -f='${Status}' $i 2>/dev/null | grep -c "ok installed") -eq 0 ]; then
echo -n " Not found! Installing...." echo -n " Not found! Installing...."
$SUDO apt-get -y -qq install $i > /dev/null & spinner $! $SUDO apt-get -y -qq install $i > /dev/null & spinner $!
echo " done!" echo " done!"
else else
echo " already installed!" echo " already installed!"
fi fi
done done
} }
getGitFiles(){ getGitFiles() {
# Setup git repos for base files and web admin
echo ":::" echo ":::"
echo "::: Checking for existing base files..." echo "::: Checking for existing base files..."
if is_repo $piholeFilesDir; then if is_repo $piholeFilesDir; then
make_repo $piholeFilesDir $piholeGitUrl make_repo $piholeFilesDir $piholeGitUrl
else else
update_repo $piholeFilesDir update_repo $piholeFilesDir
fi fi
echo ":::"
echo "::: Checking for existing web interface..."
if is_repo $webInterfaceDir; then
make_repo $webInterfaceDir $webInterfaceGitUrl
else
update_repo $webInterfaceDir
fi
echo ":::"
echo "::: Checking for existing web interface..."
if is_repo $webInterfaceDir; then
make_repo $webInterfaceDir $webInterfaceGitUrl
else
update_repo $webInterfaceDir
fi
} }
is_repo() { is_repo() {
echo -n "::: Checking $1 is a repo..." # If the directory does not have a .git folder it is not a repo
# if the directory does not have a .git folder echo -n "::: Checking $1 is a repo..."
# it is not a repo
if [ -d "$1/.git" ]; then if [ -d "$1/.git" ]; then
echo " OK!" echo " OK!"
return 1 return 1
fi fi
echo " not found!!" echo " not found!!"
return 0 return 0
} }
make_repo() { make_repo() {
# remove the non-repod interface and clone the interface # Remove the non-repod interface and clone the interface
echo -n "::: Cloning $2 into $1..." echo -n "::: Cloning $2 into $1..."
$SUDO rm -rf $1 $SUDO rm -rf $1
$SUDO git clone -q "$2" "$1" > /dev/null & spinner $! $SUDO git clone -q "$2" "$1" > /dev/null & spinner $!
@ -373,7 +372,7 @@ make_repo() {
} }
update_repo() { update_repo() {
# pull the latest commits # Pull the latest commits
echo -n "::: Updating repo in $1..." echo -n "::: Updating repo in $1..."
cd "$1" cd "$1"
$SUDO git pull -q > /dev/null & spinner $! $SUDO git pull -q > /dev/null & spinner $!
@ -381,7 +380,8 @@ update_repo() {
} }
CreateLogFile(){ CreateLogFile() {
# Create logfiles if necessary
echo ":::" echo ":::"
$SUDO echo -n "::: Creating log file and changing owner to dnsmasq..." $SUDO echo -n "::: Creating log file and changing owner to dnsmasq..."
if [ ! -f /var/log/pihole.log ]; then if [ ! -f /var/log/pihole.log ]; then
@ -391,11 +391,11 @@ CreateLogFile(){
$SUDO echo " done!" $SUDO echo " done!"
else else
$SUDO echo " already exists!" $SUDO echo " already exists!"
fi fi
} }
installPiholeWeb(){ installPiholeWeb() {
# Install the web interface
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo -n "::: Installing pihole custom index page..." $SUDO echo -n "::: Installing pihole custom index page..."
if [ -d "/var/www/html/pihole" ]; then if [ -d "/var/www/html/pihole" ]; then
@ -406,17 +406,18 @@ installPiholeWeb(){
$SUDO cp /etc/.pihole/advanced/index.html /var/www/html/pihole/index.html $SUDO cp /etc/.pihole/advanced/index.html /var/www/html/pihole/index.html
$SUDO echo " done!" $SUDO echo " done!"
fi fi
} }
installCron(){ installCron() {
# Install the cron job
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo -n "::: Installing latest Cron script..." $SUDO echo -n "::: Installing latest Cron script..."
$SUDO cp /etc/.pihole/advanced/pihole.cron /etc/cron.d/pihole $SUDO cp /etc/.pihole/advanced/pihole.cron /etc/cron.d/pihole
$SUDO echo " done!" $SUDO echo " done!"
} }
runGravity(){ runGravity() {
# Rub gravity.sh to build blacklists
$SUDO echo ":::" $SUDO echo ":::"
$SUDO echo "::: Preparing to run gravity.sh to refresh hosts..." $SUDO echo "::: Preparing to run gravity.sh to refresh hosts..."
if ls /etc/pihole/list* 1> /dev/null 2>&1; then if ls /etc/pihole/list* 1> /dev/null 2>&1; then
@ -426,13 +427,13 @@ runGravity(){
#Don't run as SUDO, this was causing issues #Don't run as SUDO, this was causing issues
echo "::: Running gravity.sh" echo "::: Running gravity.sh"
echo ":::" echo ":::"
/usr/local/bin/gravity.sh /usr/local/bin/gravity.sh
} }
installPihole(){ installPihole() {
# Install base files and web interface
checkForDependencies # done checkForDependencies # done
stopServices stopServices
@ -451,8 +452,9 @@ installPihole(){
runGravity runGravity
} }
displayFinalMessage(){ displayFinalMessage() {
whiptail --msgbox --backtitle "Make it so." --title "Installation Complete!" "Configure your devices to use the Pi-hole as their DNS server using: # 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:
$IPv4addr $IPv4addr
$piholeIPv6 $piholeIPv6
@ -483,5 +485,6 @@ $SUDO mv $tmpLog $instalLogLoc
displayFinalMessage displayFinalMessage
# Start services
$SUDO service dnsmasq start $SUDO service dnsmasq start
$SUDO service lighttpd start $SUDO service lighttpd start