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Code Issues Releases Wiki Activity

Convert whiptail to dialog.

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Signed-off-by: Dan Schaper <dan.schaper@pi-hole.net>
pull/4781/head
Dan Schaper 2 years ago committed by Dan Schaper
parent 37889f27de
commit bf57a786e6
1 changed files with 430 additions and 248 deletions
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678
automated install/basic-install.sh
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@ -2,7 +2,7 @@
# shellcheck disable=SC1090
# Pi-hole: A black hole for Internet advertisements
# (c) 2017-2021 Pi-hole, LLC (https://pi-hole.net)
# (c) Pi-hole (https://pi-hole.net)
# Network-wide ad blocking via your own hardware.
#
# Installs and Updates Pi-hole
@ -32,6 +32,14 @@ export PATH+=':/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin'
# Local variables will be in lowercase and will exist only within functions
# It's still a work in progress, so you may see some variance in this guideline until it is complete
# Dialog result codes
# dialog code values can be set by environment variables, we only override if
# the env var is not set or empty.
: "${DIALOG_OK:=0}"
: "${DIALOG_CANCEL:=1}"
: "${DIALOG_ESC:=255}"
# List of supported DNS servers
DNS_SERVERS=$(cat << EOM
Google (ECS, DNSSEC);8.8.8.8;8.8.4.4;2001:4860:4860:0:0:0:0:8888;2001:4860:4860:0:0:0:0:8844
@ -93,7 +101,7 @@ if [ -z "${USER}" ]; then
USER="$(id -un)"
fi
# whiptail dialog dimensions: 20 rows and 70 chars width assures to fit on small screens and is known to hold all content.
# dialog dimensions: 20 rows and 70 chars width assures to fit on small screens and is known to hold all content.
r=20
c=70
@ -317,7 +325,7 @@ package_manager_detect() {
# Packages required to perform the os_check (stored as an array)
OS_CHECK_DEPS=(grep dnsutils)
# Packages required to run this install script (stored as an array)
INSTALLER_DEPS=(git iproute2 whiptail ca-certificates)
INSTALLER_DEPS=(git iproute2 dialog ca-certificates)
# Packages required to run Pi-hole (stored as an array)
PIHOLE_DEPS=(cron curl iputils-ping psmisc sudo unzip idn2 libcap2-bin dns-root-data libcap2 netcat-openbsd procps)
# Packages required for the Web admin interface (stored as an array)
@ -419,32 +427,74 @@ select_rpm_php(){
rpm -q ${REMI_PKG} &> /dev/null || rc=$?
if [[ $rc -ne 0 ]]; then
# The PHP version available via default repositories is older than version 7
if ! whiptail --defaultno --title "PHP 7 Update (recommended)" --yesno "PHP 7.x is recommended for both security and language features.\\nWould you like to install PHP7 via Remi's RPM repository?\\n\\nSee: https://rpms.remirepo.net for more information" "${r}" "${c}"; then
# User decided to NOT update PHP from REMI, attempt to install the default available PHP version
printf " %b User opt-out of PHP 7 upgrade on CentOS. Deprecated PHP may be in use.\\n" "${INFO}"
: # continue with unsupported php version
else
printf " %b Enabling Remi's RPM repository (https://rpms.remirepo.net)\\n" "${INFO}"
"${PKG_INSTALL[@]}" "https://rpms.remirepo.net/enterprise/${REMI_PKG}-$(rpm -E '%{rhel}').rpm" &> /dev/null
# enable the PHP 7 repository via yum-config-manager (provided by yum-utils)
"${PKG_INSTALL[@]}" "yum-utils" &> /dev/null
yum-config-manager --enable ${REMI_REPO} &> /dev/null
printf " %b Remi's RPM repository has been enabled for PHP7\\n" "${TICK}"
# trigger an install/update of PHP to ensure previous version of PHP is updated from REMI
if "${PKG_INSTALL[@]}" "php-cli" &> /dev/null; then
printf " %b PHP7 installed/updated via Remi's RPM repository\\n" "${TICK}"
else
printf " %b There was a problem updating to PHP7 via Remi's RPM repository\\n" "${CROSS}"
dialog --no-shadow --clear \
--title "PHP 7 Update (recommended)" \
--defaultno \
--yesno "PHP 7.x is recommended for both security and language features. \
\\nWould you like to install PHP7 via Remi's RPM repository? \
\\n\\nSee: https://rpms.remirepo.net for more information" \
"${r}" "${c}"
result=$?
case ${result} in
# User chose to install PHP 7 via Remi's RPM repository
"${DIALOG_OK}")
printf " %b Enabling Remi's RPM repository (https://rpms.remirepo.net)\\n" "${INFO}"
"${PKG_INSTALL[@]}" "https://rpms.remirepo.net/enterprise/${REMI_PKG}-$(rpm -E '%{rhel}').rpm" &> /dev/null
# enable the PHP 7 repository via yum-config-manager (provided by yum-utils)
"${PKG_INSTALL[@]}" "yum-utils" &> /dev/null
yum-config-manager --enable ${REMI_REPO} &> /dev/null
printf " %b Remi's RPM repository has been enabled for PHP7\\n" "${TICK}"
# trigger an install/update of PHP to ensure previous version of PHP is updated from REMI
if "${PKG_INSTALL[@]}" "php-cli" &> /dev/null; then
printf " %b PHP7 installed/updated via Remi's RPM repository\\n" "${TICK}"
else
printf " %b There was a problem updating to PHP7 via Remi's RPM repository\\n" "${CROSS}"
exit 1
fi
;;
# User chose not to install PHP 7 via Remi's RPM repository
"${DIALOG_CANCEL}")
# User decided to NOT update PHP from REMI, attempt to install the default available PHP version
printf " %b User opt-out of PHP 7 upgrade on CentOS. Deprecated PHP may be in use.\\n" "${INFO}"
;;
# User closed the dialog window
"${DIALOG_ESC}")
printf " %b Escape pressed, exiting installer at Remi dialog window\\n" "${CROSS}"
exit 1
fi
fi
fi # Warn user of unsupported version of Fedora or CentOS
if ! whiptail --defaultno --title "Unsupported RPM based distribution" --yesno "Would you like to continue installation on an unsupported RPM based distribution?\\n\\nPlease ensure the following packages have been installed manually:\\n\\n- lighttpd\\n- lighttpd-fastcgi\\n- PHP version 7+" "${r}" "${c}"; then
printf " %b Aborting installation due to unsupported RPM based distribution\\n" "${CROSS}"
exit
else
printf " %b Continuing installation with unsupported RPM based distribution\\n" "${INFO}"
;;
esac
fi
# Warn user of unsupported version of Fedora or CentOS
dialog --no-shadow --clear \
--title "Unsupported RPM based distribution" \
--defaultno \
--no-button "Exit" \
--yes-button "Continue" \
--yesno "Would you like to continue installation on an unsupported RPM based distribution? \
\\n\\nPlease ensure the following packages have been installed manually: \
\\n\\n- lighttpd\\n- lighttpd-fastcgi\\n- PHP version 7+" \
"${r}" "${c}"
result=$?
case ${result} in
# User chose to continue installation on an unsupported RPM based distribution
"${DIALOG_OK}")
printf " %b User opted to continue installation on an unsupported RPM based distribution.\\n" "${INFO}"
;;
# User chose not to continue installation on an unsupported RPM based distribution
"${DIALOG_CANCEL}")
printf " %b User opted not to continue installation on an unsupported RPM based distribution.\\n" "${INFO}"
exit 1
;;
"${DIALOG_ESC}")
printf " %b Escape pressed, exiting installer at unsupported RPM based distribution dialog window\\n" "${CROSS}"
exit 1
;;
esac
fi
fi
}
@ -636,40 +686,46 @@ get_available_interfaces() {
# A function for displaying the dialogs the user sees when first running the installer
welcomeDialogs() {
# Display the welcome dialog using an appropriately sized window via the calculation conducted earlier in the script
whiptail --msgbox --backtitle "Welcome" --title "Pi-hole automated installer" "\\n\\nThis installer will transform your device into a network-wide ad blocker!" "${r}" "${c}"
# Request that users donate if they enjoy the software since we all work on it in our free time
whiptail --msgbox --backtitle "Plea" --title "Free and open source" "\\n\\nThe Pi-hole is free, but powered by your donations: https://pi-hole.net/donate/" "${r}" "${c}"
# Explain the need for a static address
if whiptail --defaultno --backtitle "Initiating network interface" --title "Static IP Needed" --yesno "\\n\\nThe Pi-hole is a SERVER so it needs a STATIC IP ADDRESS to function properly.
IMPORTANT: If you have not already done so, you must ensure that this device has a static IP. Either through DHCP reservation, or by manually assigning one. Depending on your operating system, there are many ways to achieve this.
Choose yes to indicate that you have understood this message, and wish to continue" "${r}" "${c}"; then
#Nothing to do, continue
echo
else
printf " %b Installer exited at static IP message.\\n" "${INFO}"
exit 1
fi
dialog --no-shadow --clear \
--backtitle "Welcome" \
--title "Pi-hole Automated Installer" \
--msgbox "\\n\\nThis installer will transform your device into a network-wide ad blocker!" \
"${r}" "${c}" \
--and-widget \
--backtitle "Support Pi-hole" \
--title "Open Source Software" \
--msgbox "\\n\\nThe Pi-hole is free, but powered by your donations: https://pi-hole.net/donate/" \
"${r}" "${c}" \
--and-widget \
--colors \
--backtitle "Initiating network interface" \
--title "Static IP Needed" \
--no-button "Exit" --yes-button "Continue" \
--defaultno \
--yesno "\\n\\nThe Pi-hole is a SERVER so it needs a STATIC IP ADDRESS to function properly.\\n\\n \
\\Zb\\Z1IMPORTANT:\\Zn If you have not already done so, you must ensure that this device has a static IP.\\n \
Depending on your operating system, there are many ways to achieve this, through DHCP reservation, or by manually assigning one.\\n\\n \
Please continue when the static addressing has been configured." \
"${r}" "${c}"
result=$?
case "${result}" in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %b Installer exited at static IP message.\\n" "${INFO}"
exit 1
;;
esac
}
# A function that lets the user pick an interface to use with Pi-hole
chooseInterface() {
# Turn the available interfaces into an array so it can be used with a whiptail dialog
local interfacesArray=()
# Turn the available interfaces into a string so it can be used with dialog
local interfacesList
# Number of available interfaces
local interfaceCount
# Whiptail variable storage
local chooseInterfaceCmd
# Temporary Whiptail options storage
local chooseInterfaceOptions
# Loop sentinel variable
local firstLoop=1
# Find out how many interfaces are available to choose from
interfaceCount=$(wc -l <<< "${availableInterfaces}")
# POSIX compliant way to get the number of elements in an array
interfaceCount=$(printf "%s\n" "${availableInterfaces}" | wc -l)
# If there is one interface,
if [[ "${interfaceCount}" -eq 1 ]]; then
@ -677,33 +733,32 @@ chooseInterface() {
PIHOLE_INTERFACE="${availableInterfaces}"
# Otherwise,
else
# Set status for the first entry to be selected
status="ON"
# While reading through the available interfaces
while read -r line; do
# Use a variable to set the option as OFF to begin with
mode="OFF"
# If it's the first loop,
if [[ "${firstLoop}" -eq 1 ]]; then
# set this as the interface to use (ON)
firstLoop=0
mode="ON"
fi
# Put all these interfaces into an array
interfacesArray+=("${line}" "available" "${mode}")
# Feed the available interfaces into this while loop
done <<< "${availableInterfaces}"
# The whiptail command that will be run, stored in a variable
chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface (press space to toggle selection)" "${r}" "${c}" 6)
# Now run the command using the interfaces saved into the array
chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty) || \
# If the user chooses Cancel, exit
{ printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; exit 1; }
# For each interface
for desiredInterface in ${chooseInterfaceOptions}; do
# Set the one the user selected as the interface to use
PIHOLE_INTERFACE=${desiredInterface}
# and show this information to the user
printf " %b Using interface: %s\\n" "${INFO}" "${PIHOLE_INTERFACE}"
for interface in ${availableInterfaces}; do
# Put all these interfaces into a string
interfacesList="${interfacesList}${interface} available ${status} "
# All further interfaces are deselected
status="OFF"
done
# shellcheck disable=SC2086
# Disable check for double quote here as we are passing a string with spaces
PIHOLE_INTERFACE=$(dialog --no-shadow --clear --output-fd 1 \
--radiolist "Choose An Interface (press space to toggle selection)" \
${r} ${c} "${interfaceCount}" ${interfacesList})
result=$?
case ${result} in
"${DIALOG_CANCEL}"|"${DIALOG_ESC}")
# Show an error message and exit
printf " %b %s\\n" "${CROSS}" "No interface selected, exiting installer"
exit 1
;;
esac
printf " %b Using interface: %s\\n" "${INFO}" "${PIHOLE_INTERFACE}"
fi
}
@ -789,57 +844,102 @@ getStaticIPv4Settings() {
local ipSettingsCorrect
local DHCPChoice
# Ask if the user wants to use DHCP settings as their static IP
# This is useful for users that are using DHCP reservations; then we can just use the information gathered via our functions
DHCPChoice=$(whiptail --backtitle "Calibrating network interface" --title "Static IP Address" --menu --separate-output "Do you want to use your current network settings as a static address? \\n
IP address: ${IPV4_ADDRESS} \\n
Gateway: ${IPv4gw} \\n" "${r}" "${c}" 3\
"Yes" "Set static IP using current values" \
"No" "Set static IP using custom values" \
"Skip" "I will set a static IP later, or have already done so" 3>&2 2>&1 1>&3) || \
{ printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; exit 1; }
case ${DHCPChoice} in
"Yes")
# If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
whiptail --msgbox --backtitle "IP information" --title "FYI: IP Conflict" "It is possible your router could still try to assign this IP to a device, which would cause a conflict. But in most cases the router is smart enough to not do that.
If you are worried, either manually set the address, or modify the DHCP reservation pool so it does not include the IP you want.
It is also possible to use a DHCP reservation, but if you are going to do that, you might as well set a static address." "${r}" "${c}"
# Nothing else to do since the variables are already set above
setDHCPCD
;;
"No")
# Otherwise, we need to ask the user to input their desired settings.
# Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
# Start a loop to let the user enter their information with the chance to go back and edit it if necessary
until [[ "${ipSettingsCorrect}" = True ]]; do
# Ask for the IPv4 address
IPV4_ADDRESS=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" "${r}" "${c}" "${IPV4_ADDRESS}" 3>&1 1>&2 2>&3) || \
# Canceling IPv4 settings window
{ ipSettingsCorrect=False; echo -e " ${COL_LIGHT_RED}Cancel was selected, exiting installer${COL_NC}"; exit 1; }
printf " %b Your static IPv4 address: %s\\n" "${INFO}" "${IPV4_ADDRESS}"
# 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) || \
# Canceling gateway settings window
{ ipSettingsCorrect=False; echo -e " ${COL_LIGHT_RED}Cancel was selected, exiting installer${COL_NC}"; exit 1; }
printf " %b Your static IPv4 gateway: %s\\n" "${INFO}" "${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: ${IPV4_ADDRESS}
Gateway: ${IPv4gw}" "${r}" "${c}"; then
# This is useful for users that are using DHCP reservations; we can use the information gathered
DHCPChoice=$(dialog --no-shadow --clear --output-fd 1 \
--backtitle "Calibrating network interface" \
--title "Static IP Address" \
--menu "Do you want to use your current network settings as a static address?\\n \
IP address: ${IPV4_ADDRESS}\\n \
Gateway: ${IPv4gw}\\n" \
"${r}" "${c}" 3 \
"Yes" "Set static IP using current values" \
"No" "Set static IP using custom values" \
"Skip" "I will set a static IP later, or have already done so")
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
case ${DHCPChoice} in
"Skip")
return
;;
"Yes")
# If they choose yes, let the user know that the IP address will not be available via DHCP and may cause a conflict.
dialog --no-shadow --clear \
--backtitle "IP information" \
--title "FYI: IP Conflict" \
--msgbox "\\nIt is possible your router could still try to assign this IP to a device, which would cause a conflict. \
But in most cases the router is smart enough to not do that. \
If you are worried, either manually set the address, or modify the DHCP reservation pool so it does not include the IP you want. \
It is also possible to use a DHCP reservation, but if you are going to do that, you might as well set a static address." \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
;;
"No")
# Otherwise, we need to ask the user to input their desired settings.
# Start by getting the IPv4 address (pre-filling it with info gathered from DHCP)
# Start a loop to let the user enter their information with the chance to go back and edit it if necessary
ipSettingsCorrect=false
until [[ "${ipSettingsCorrect}" = True ]]; do
# Ask for the IPv4 address
_staticIPv4Temp=$(dialog --no-shadow --clear --output-fd 1 \
--backtitle "Calibrating network interface" \
--title "IPv4 Address" \
--form "\\nEnter your desired IPv4 address" \
"${r}" "${c}" 0 \
"IPv4 Address:" 1 1 "${IPV4_ADDRESS}" 1 15 19 0 \
"IPv4 Gateway:" 2 1 "${IPv4gw}" 2 15 19 0)
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
IPV4_ADDRESS=${_staticIPv4Temp%$'\n'*}
IPv4gw=${_staticIPv4Temp#*$'\n'}
# Give the user a chance to review their settings before moving on
dialog --no-shadow --clear \
--backtitle "Calibrating network interface" \
--title "Static IP Address" \
--defaultno \
--yesno "Are these settings correct?
IP address: ${IPV4_ADDRESS}
Gateway: ${IPv4gw}" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
# 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
;;
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
done
setDHCPCD
;;
esac
;;
esac
setDHCPCD
}
# Configure networking via dhcpcd
@ -929,11 +1029,18 @@ setDNS() {
DNSChooseOptions[DNSServerCount]=""
# Restore the IFS to what it was
IFS=${OIFS}
# In a whiptail dialog, show the options
DNSchoices=$(whiptail --separate-output --menu "Select Upstream DNS Provider. To use your own, select Custom." "${r}" "${c}" 7 \
"${DNSChooseOptions[@]}" 2>&1 >/dev/tty) || \
# Exit if the user selects "Cancel"
{ printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; exit 1; }
# In a dialog, show the options
DNSchoices=$(dialog --no-shadow --clear --output-fd 1 \
--menu "Select Upstream DNS Provider. To use your own, select Custom." "${r}" "${c}" 7 \
"${DNSChooseOptions[@]}")
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# Depending on the user's choice, set the GLOBAL variables to the IP of the respective provider
if [[ "${DNSchoices}" == "Custom" ]]
@ -947,7 +1054,7 @@ setDNS() {
# If the first and second upstream servers do not exist, do not prepopulate an IP address
prePopulate=""
else
# Otherwise, prepopulate the whiptail dialogue with the appropriate DNS value(s)
# Otherwise, prepopulate the dialogue with the appropriate DNS value(s)
prePopulate=", ${PIHOLE_DNS_2}"
fi
elif [[ "${PIHOLE_DNS_1}" ]] && [[ ! "${PIHOLE_DNS_2}" ]]; then
@ -957,8 +1064,21 @@ setDNS() {
fi
# Prompt the user to enter custom upstream servers
piholeDNS=$(whiptail --backtitle "Specify Upstream DNS Provider(s)" --inputbox "Enter your desired upstream DNS provider(s), separated by a comma. If you want to specify a port other than 53, separate it with a hash.\\n\\nFor example '8.8.8.8, 8.8.4.4' or '127.0.0.1#5335'" "${r}" "${c}" "${prePopulate}" 3>&1 1>&2 2>&3) || \
{ printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; exit 1; }
piholeDNS=$(dialog --no-shadow --clear --output-fd 1 \
--backtitle "Specify Upstream DNS Provider(s)" \
--inputbox "Enter your desired upstream DNS provider(s), separated by a comma. \
If you want to specify a port other than 53, separate it with a hash. \
\\n\\nFor example '8.8.8.8, 8.8.4.4' or '127.0.0.1#5335'" \
"${r}" "${c}" "${prePopulate}")
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# Clean user input and replace whitespace with comma.
piholeDNS=$(sed 's/[, \t]\+/,/g' <<< "${piholeDNS}")
@ -977,7 +1097,21 @@ setDNS() {
# If either of the DNS servers are invalid,
if [[ "${PIHOLE_DNS_1}" == "${strInvalid}" ]] || [[ "${PIHOLE_DNS_2}" == "${strInvalid}" ]]; then
# explain this to the user,
whiptail --msgbox --backtitle "Invalid IP" --title "Invalid IP" "One or both entered IP addresses were invalid. Please try again.\\n\\n DNS Server 1: $PIHOLE_DNS_1\\n DNS Server 2: ${PIHOLE_DNS_2}" ${r} ${c}
dialog --no-shadow --clear \
--title "Invalid IP Address(es)" \
--backtitle "Invalid IP" \
--msgbox "\\nOne or both of the entered IP addresses were invalid. Please try again. \
\\n\\nInvalid IPs: ${PIHOLE_DNS_1}, ${PIHOLE_DNS_2}" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# set the variables back to nothing,
if [[ "${PIHOLE_DNS_1}" == "${strInvalid}" ]]; then
PIHOLE_DNS_1=""
@ -988,12 +1122,25 @@ setDNS() {
# and continue the loop.
DNSSettingsCorrect=False
else
# Otherwise, show the DNS setting to the user, and break the loop if they confirm them.
if (whiptail --backtitle "Specify Upstream DNS Provider(s)" --title "Upstream DNS Provider(s)" --yesno "Are these settings correct?\\n DNS Server 1: $PIHOLE_DNS_1\\n DNS Server 2: ${PIHOLE_DNS_2}" "${r}" "${c}"); then
DNSSettingsCorrect=True
else
DNSSettingsCorrect=False
fi
dialog --no-shadow --clear \
--backtitle "Specify Upstream DNS Provider(s)" \
--title "Upstream DNS Provider(s)" \
--yesno "Are these settings correct?\\n\\tDNS Server 1:\\t${PIHOLE_DNS_1}\\n\\tDNS Server 2:\\t${PIHOLE_DNS_2}" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
DNSSettingsCorrect=True
;;
"${DIALOG_CANCEL}")
DNSSettingsCorrect=False
;;
"${DIALOG_ESC}")
printf " %bEscape pressed, exiting installer at DNS Settings%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
fi
done
else
@ -1023,106 +1170,122 @@ setDNS() {
# Allow the user to enable/disable logging
setLogging() {
# Local, named variables
local LogToggleCommand
local LogChooseOptions
local LogChoices
# Ask if the user wants to log queries
LogToggleCommand=(whiptail --separate-output --radiolist "Do you want to log queries?" "${r}" "${c}" 6)
# The default selection is on
LogChooseOptions=("On (Recommended)" "" on
Off "" off)
# Get the user's choice
LogChoices=$("${LogToggleCommand[@]}" "${LogChooseOptions[@]}" 2>&1 >/dev/tty) || (printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}" && exit 1)
case ${LogChoices} in
# If it's on,
"On (Recommended)")
printf " %b Logging On.\\n" "${INFO}"
# set the GLOBAL variable setting to true
# Ask the user if they want to enable logging
dialog --no-shadow --clear \
--backtitle "Pihole Installation" \
--title "Enable Logging" \
--yesno "\\n\\nWould you like to enable query logging?" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
# If they chose yes,
printf " %b Query Logging on.\\n" "${INFO}"
QUERY_LOGGING=true
;;
# Otherwise, it's off,
Off)
printf " %b Logging Off.\\n" "${INFO}"
# set the GLOBAL variable setting to false
"${DIALOG_CANCEL}")
# If they chose no,
printf " %b Query Logging off.\\n" "${INFO}"
QUERY_LOGGING=false
;;
"${DIALOG_ESC}")
# User pressed <ESC>
printf " %bEscape pressed, exiting installer at Query Logging choice.%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
}
# Allow the user to set their FTL privacy level
setPrivacyLevel() {
local LevelCommand
local LevelOptions
LevelCommand=(whiptail --separate-output --radiolist "Select a privacy mode for FTL. https://docs.pi-hole.net/ftldns/privacylevels/" "${r}" "${c}" 6)
# The default selection is level 0
LevelOptions=(
"0" "Show everything" on
"1" "Hide domains" off
"2" "Hide domains and clients" off
"3" "Anonymous mode" off
)
# Get the user's choice
PRIVACY_LEVEL=$("${LevelCommand[@]}" "${LevelOptions[@]}" 2>&1 >/dev/tty) || (echo -e " ${COL_LIGHT_RED}Cancel was selected, exiting installer${COL_NC}" && exit 1)
printf " %b Privacy level %d" "${INFO}" "${PRIVACY_LEVEL}"
PRIVACY_LEVEL=$(dialog --no-shadow --clear --output-fd 1 \
--radiolist "Select a privacy mode for FTL. https://docs.pi-hole.net/ftldns/privacylevels/" \
"${r}" "${c}" 6 \
# The default selection is level 0
"0" "Show everything" on \
"1" "Hide domains" off \
"2" "Hide domains and clients" off \
"3" "Anonymous mode" off)
result=$?
case ${result} in
"${DIALOG_OK}")
printf " %b Using privacy level: %s\\n" "${INFO}" "${PRIVACY_LEVEL}"
;;
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %b Cancelled privacy level selection.%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
}
# Function to ask the user if they want to install the dashboard
setAdminFlag() {
# Local, named variables
local WebToggleCommand
local WebChooseOptions
local WebChoices
# Similar to the logging function, ask what the user wants
WebToggleCommand=(whiptail --separate-output --radiolist "Do you wish to install the web admin interface?" "${r}" "${c}" 6)
# with the default being enabled
WebChooseOptions=("On (Recommended)" "" on
Off "" off)
WebChoices=$("${WebToggleCommand[@]}" "${WebChooseOptions[@]}" 2>&1 >/dev/tty) || (printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}" && exit 1)
# Depending on their choice
case ${WebChoices} in
"On (Recommended)")
printf " %b Web Interface On\\n" "${INFO}"
# Set it to true
dialog --no-shadow --clear \
--backtitle "Pihole Installation" \
--title "Admin Web Interface" \
--yesno "\\n\\nDo you want to install the Admin Web Interface?" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
# If they chose yes,
printf " %b Installing Admin Web Interface\\n" "${INFO}"
# Set the flag to install the web interface
INSTALL_WEB_INTERFACE=true
;;
Off)
printf " %b Web Interface Off\\n" "${INFO}"
# or false
"${DIALOG_CANCEL}")
# If they chose no,
printf " %b Not installing Admin Web Interface\\n" "${INFO}"
# Set the flag to not install the web interface
INSTALL_WEB_INTERFACE=false
# Deselect the web server as well, since it is obsolete then
INSTALL_WEB_SERVER=false
;;
"${DIALOG_ESC}")
# User pressed <ESC>
printf " %bEscape pressed, exiting installer at Admin Web Interface choice.%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# If the user wants to install the Web admin interface (i.e. it has not been deselected above)
if [[ "${INSTALL_WEB_SERVER}" == true ]]; then
if [[ "${INSTALL_WEB_INTERFACE}" == true ]]; then
# Get list of required PHP modules, excluding base package (common) and handler (cgi)
local i php_modules
for i in "${PIHOLE_WEB_DEPS[@]}"; do [[ $i == 'php'* && $i != *'-common' && $i != *'-cgi' ]] && php_modules+=" ${i#*-}"; done
WebToggleCommand=(whiptail --separate-output --radiolist "Do you wish to install the web server (lighttpd) and required PHP modules?\\n\\nNB: If you disable this, and, do not have an existing web server and required PHP modules (${php_modules# }) installed, the web interface will not function. Additionally the web server user needs to be member of the \"pihole\" group for full functionality." "${r}" "${c}" 6)
# Enable as default and recommended option
WebChooseOptions=("On (Recommended)" "" on
Off "" off)
WebChoices=$("${WebToggleCommand[@]}" "${WebChooseOptions[@]}" 2>&1 >/dev/tty) || (printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}" && exit 1)
# Depending on their choice
case ${WebChoices} in
"On (Recommended)")
printf " %b Web Server On\\n" "${INFO}"
# set it to true, as clearly seen below.
dialog --no-shadow --clear \
--backtitle "Pi-hole Installation" \
--title "Web Server" \
--yesno "\\n\\nA web server is required for the Admin Web Interface. \
\\n\\nDo you want to install lighttpd and the required PHP modules? \
\\n\\nNB: If you disable this, and, do not have an existing web server \
and required PHP modules (${php_modules# }) installed, the web interface \
will not function. Additionally the web server user needs to be member of \
the \"pihole\" group for full functionality." \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
# If they chose yes,
printf " %b Installing lighttpd\\n" "${INFO}"
# Set the flag to install the web server
INSTALL_WEB_SERVER=true
;;
Off)
printf " %b Web Server Off\\n" "${INFO}"
# or false
"${DIALOG_CANCEL}")
# If they chose no,
printf " %b Not installing lighttpd\\n" "${INFO}"
# Set the flag to not install the web server
INSTALL_WEB_SERVER=false
;;
"${DIALOG_ESC}")
# User pressed <ESC>
printf " %bEscape pressed, exiting installer at web server choice.%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
fi
}
@ -1133,18 +1296,33 @@ chooseBlocklists() {
if [[ -f "${adlistFile}" ]]; then
mv "${adlistFile}" "${adlistFile}.old"
fi
# Let user select (or not) blocklists via a checklist
cmd=(whiptail --separate-output --checklist "Pi-hole relies on third party lists in order to block ads.\\n\\nYou can use the suggestion below, and/or add your own after installation\\n\\nTo deselect the suggested list, use spacebar" "${r}" "${c}" 5)
# In an array, show the options available (all off by default):
options=(StevenBlack "StevenBlack's Unified Hosts List" on)
# In a variable, show the choices available; exit if Cancel is selected
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty) || { printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; rm "${adlistFile}" ;exit 1; }
# Add all selected choices to the lists file
for choice in ${choices}
do
appendToListsFile "${choice}"
done
# Let user select (or not) blocklists
dialog --no-shadow --clear \
--backtitle "Pi-hole Installation" \
--title "Blocklists" \
--yesno "\\nPi-hole relies on third party lists in order to block ads. \
\\n\\nYou can use the suggestion below, and/or add your own after installation. \
\\n\\nSelect 'Yes' to include: \
\\n\\nStevenBlack's Unified Hosts List" \
"${r}" "${c}"
result=$?
case ${result} in
"${DIALOG_OK}")
# If they chose yes,
printf " %b Installing StevenBlack's Unified Hosts List\\n" "${INFO}"
echo "https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts" >> "${adlistFile}"
;;
"${DIALOG_CANCEL}")
# If they chose no,
printf " %b Not installing StevenBlack's Unified Hosts List\\n" "${INFO}"
;;
"${DIALOG_ESC}")
# User pressed <ESC>
printf " %bEscape pressed, exiting installer at blocklist choice.%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# Create an empty adList file with appropriate permissions.
if [ ! -f "${adlistFile}" ]; then
install -m 644 /dev/null "${adlistFile}"
@ -1153,14 +1331,6 @@ chooseBlocklists() {
fi
}
# Accept a string parameter, it must be one of the default lists
# This function saves duplication between chooseBlocklists and installDefaultBlocklists
appendToListsFile() {
case $1 in
StevenBlack ) echo "https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts" >> "${adlistFile}";;
esac
}
# Used only in unattended setup
# If there is already the adListFile, we keep it, else we create it using all default lists
installDefaultBlocklists() {
@ -1169,7 +1339,7 @@ installDefaultBlocklists() {
if [[ -f "${adlistFile}" ]]; then
return;
fi
appendToListsFile StevenBlack
echo "https://raw.githubusercontent.com/StevenBlack/hosts/master/hosts" >> "${adlistFile}"
}
# Check if /etc/dnsmasq.conf is from pi-hole. If so replace with an original and install new in .d directory
@ -1940,14 +2110,14 @@ Your Admin Webpage login password is ${pwstring}"
fi
# 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: ${IPV4_ADDRESS%/*}
IPv6: ${IPV6_ADDRESS:-"Not Configured"}
If you have not done so already, the above IP should be set to static.
${additional}" "${r}" "${c}"
dialog --no-shadow --clear \
--title "Installation Complete!" \
--msgbox "Configure your devices to use the Pi-hole as their DNS server using: \
\\n\\nIPv4: ${IPV4_ADDRESS%/*} \
\\nIPv6: ${IPV6_ADDRESS:-"Not Configured"} \
\\nIf you have not done so already, the above IP should be set to static. \
\\n${additional}"
"${r}" "${c}"
}
update_dialogs() {
@ -1967,20 +2137,32 @@ update_dialogs() {
opt2b="Resets Pi-hole and allows re-selecting settings."
# Display the information to the user
UpdateCmd=$(whiptail --title "Existing Install Detected!" --menu "\\n\\nWe have detected an existing install.\\n\\nPlease choose from the following options: \\n($strAdd)" "${r}" "${c}" 2 \
UpdateCmd=$(dialog --no-shadow --clear --output-fd 1 \
--title "Existing Install Detected!" \
--menu "\\n\\nWe have detected an existing install. \
\\n\\nPlease choose from the following options: \
\\n($strAdd)" \
"${r}" "${c}" 2 \
"${opt1a}" "${opt1b}" \
"${opt2a}" "${opt2b}" 3>&2 2>&1 1>&3) || \
{ printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"; exit 1; }
"${opt2a}" "${opt2b}")
result=$?
case ${result} in
"${DIALOG_CANCEL}" | "${DIALOG_ESC}")
printf " %bCancel was selected, exiting installer%b\\n" "${COL_LIGHT_RED}" "${COL_NC}"
exit 1
;;
esac
# Set the variable based on if the user chooses
case ${UpdateCmd} in
# repair, or
${opt1a})
"${opt1a}")
printf " %b %s option selected\\n" "${INFO}" "${opt1a}"
useUpdateVars=true
;;
# reconfigure,
${opt2a})
"${opt2a}")
printf " %b %s option selected\\n" "${INFO}" "${opt2a}"
useUpdateVars=false
;;
@ -2478,7 +2660,7 @@ main() {
if [[ -f "${setupVars}" ]]; then
# if it's running unattended,
if [[ "${runUnattended}" == true ]]; then
printf " %b Performing unattended setup, no whiptail dialogs will be displayed\\n" "${INFO}"
printf " %b Performing unattended setup, no dialogs will be displayed\\n" "${INFO}"
# Use the setup variables
useUpdateVars=true
# also disable debconf-apt-progress dialogs

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