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mirror of https://github.com/pi-hole/pi-hole synced 2024-12-22 23:08:07 +00:00

Merge pull request #1118 from pi-hole/cleanup/shellcheck

Cleanup/shellcheck
This commit is contained in:
Mcat12 2017-01-10 19:29:49 -05:00 committed by GitHub
commit 757eb64be3

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@ -28,6 +28,7 @@ webInterfaceDir="/var/www/html/admin"
piholeGitUrl="https://github.com/pi-hole/pi-hole.git"
PI_HOLE_LOCAL_REPO="/etc/.pihole"
PI_HOLE_FILES=(chronometer list piholeDebug piholeLogFlush setupLCD update version)
PI_HOLE_INSTALL_DIR="/opt/pihole"
useUpdateVars=false
IPV4_ADDRESS=""
@ -58,7 +59,7 @@ if command -v apt-get &> /dev/null; then
#############################################
PKG_MANAGER="apt-get"
UPDATE_PKG_CACHE="${PKG_MANAGER} update"
PKG_INSTALL="${PKG_MANAGER} --yes --no-install-recommends install"
PKG_INSTALL=(${PKG_MANAGER} --yes --no-install-recommends install)
# grep -c will return 1 retVal on 0 matches, block this throwing the set -e with an OR TRUE
PKG_COUNT="${PKG_MANAGER} -s -o Debug::NoLocking=true upgrade | grep -c ^Inst || true"
# #########################################
@ -255,16 +256,13 @@ chooseInterface() {
# Find out how many interfaces are available to choose from
interfaceCount=$(echo "${availableInterfaces}" | wc -l)
chooseInterfaceCmd=(whiptail --separate-output --radiolist "Choose An Interface (press space to select)" ${r} ${c} ${interfaceCount})
chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty)
if [[ $? = 0 ]]; then
for desiredInterface in ${chooseInterfaceOptions}; do
PIHOLE_INTERFACE=${desiredInterface}
echo "::: Using interface: $PIHOLE_INTERFACE"
done
else
echo "::: Cancel selected, exiting...."
exit 1
fi
chooseInterfaceOptions=$("${chooseInterfaceCmd[@]}" "${interfacesArray[@]}" 2>&1 >/dev/tty) || \
{ echo "::: Cancel selected. Exiting"; exit 1; }
for desiredInterface in ${chooseInterfaceOptions}; do
PIHOLE_INTERFACE=${desiredInterface}
echo "::: Using interface: $PIHOLE_INTERFACE"
done
}
useIPv6dialog() {
@ -284,41 +282,37 @@ use4andor6() {
cmd=(whiptail --separate-output --checklist "Select Protocols (press space to select)" ${r} ${c} 2)
options=(IPv4 "Block ads over IPv4" on
IPv6 "Block ads over IPv6" on)
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty)
if [[ $? = 0 ]];then
for choice in ${choices}
do
case ${choice} in
IPv4 ) useIPv4=true;;
IPv6 ) useIPv6=true;;
esac
done
if [[ ${useIPv4} ]]; then
find_IPv4_information
getStaticIPv4Settings
setStaticIPv4
fi
if [[ ${useIPv6} ]]; then
useIPv6dialog
fi
echo "::: IPv4 address: ${IPV4_ADDRESS}"
echo "::: IPv6 address: ${IPV6_ADDRESS}"
if [ ! ${useIPv4} ] && [ ! ${useIPv6} ]; then
echo "::: Cannot continue, neither IPv4 or IPv6 selected"
echo "::: Exiting"
exit 1
fi
else
echo "::: Cancel selected. Exiting..."
choices=$("${cmd[@]}" "${options[@]}" 2>&1 >/dev/tty) || { echo "::: Cancel selected. Exiting"; exit 1; }
for choice in ${choices}
do
case ${choice} in
IPv4 ) useIPv4=true;;
IPv6 ) useIPv6=true;;
esac
done
if [[ ${useIPv4} ]]; then
find_IPv4_information
getStaticIPv4Settings
setStaticIPv4
fi
if [[ ${useIPv6} ]]; then
useIPv6dialog
fi
echo "::: IPv4 address: ${IPV4_ADDRESS}"
echo "::: IPv6 address: ${IPV6_ADDRESS}"
if [ ! ${useIPv4} ] && [ ! ${useIPv6} ]; then
echo "::: Cannot continue, neither IPv4 or IPv6 selected"
echo "::: Exiting"
exit 1
fi
}
getStaticIPv4Settings() {
local ipSettingsCorrect
# 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: ${IPV4_ADDRESS}
Gateway: ${IPv4gw}" ${r} ${c}); then
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.
@ -329,36 +323,29 @@ It is also possible to use a DHCP reservation, but if you are going to do that,
# 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)
if [[ $? = 0 ]]; then
echo "::: Your static IPv4 address: ${IPV4_ADDRESS}"
# Ask for the gateway
IPv4gw=$(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)
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: ${IPV4_ADDRESS}
Gateway: ${IPv4gw}" ${r} ${c}); then
# After that's done, the loop ends and we move on
ipSettingsCorrect=True
else
# If the settings are wrong, the loop continues
ipSettingsCorrect=False
fi
else
# Cancelling gateway settings window
ipSettingsCorrect=False
echo "::: Cancel selected. Exiting..."
exit 1
fi
else
IPV4_ADDRESS=$(whiptail --backtitle "Calibrating network interface" --title "IPv4 address" --inputbox "Enter your desired IPv4 address" ${r} ${c} "${IPV4_ADDRESS}" 3>&1 1>&2 2>&3) || \
# Cancelling IPv4 settings window
ipSettingsCorrect=False
echo "::: Cancel selected. Exiting..."
exit 1
fi
{ ipSettingsCorrect=False; echo "::: Cancel selected. Exiting..."; exit 1; }
echo "::: Your static IPv4 address: ${IPV4_ADDRESS}"
# Ask for the gateway
IPv4gw=$(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) || \
# Cancelling gateway settings window
{ ipSettingsCorrect=False; echo "::: Cancel selected. Exiting..."; exit 1; }
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: ${IPV4_ADDRESS}
Gateway: ${IPv4gw}" ${r} ${c}; then
# 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
done
# End the if statement for DHCP vs. static
fi
@ -442,95 +429,88 @@ valid_ip() {
}
setDNS() {
DNSChooseCmd=(whiptail --separate-output --radiolist "Select Upstream DNS Provider. To use your own, select Custom." ${r} ${c} 6)
local DNSSettingsCorrect
DNSChooseOptions=(Google "" on
OpenDNS "" off
Level3 "" off
Norton "" off
Comodo "" off
Custom "" off)
DNSchoices=$("${DNSChooseCmd[@]}" "${DNSChooseOptions[@]}" 2>&1 >/dev/tty)
if [[ $? = 0 ]];then
case ${DNSchoices} in
Google)
echo "::: Using Google DNS servers."
PIHOLE_DNS_1="8.8.8.8"
PIHOLE_DNS_2="8.8.4.4"
;;
OpenDNS)
echo "::: Using OpenDNS servers."
PIHOLE_DNS_1="208.67.222.222"
PIHOLE_DNS_2="208.67.220.220"
;;
Level3)
echo "::: Using Level3 servers."
PIHOLE_DNS_1="4.2.2.1"
PIHOLE_DNS_2="4.2.2.2"
;;
Norton)
echo "::: Using Norton ConnectSafe servers."
PIHOLE_DNS_1="199.85.126.10"
PIHOLE_DNS_2="199.85.127.10"
;;
Comodo)
echo "::: Using Comodo Secure servers."
PIHOLE_DNS_1="8.26.56.26"
PIHOLE_DNS_2="8.20.247.20"
;;
Custom)
until [[ ${DNSSettingsCorrect} = True ]]; do
strInvalid="Invalid"
if [ ! ${PIHOLE_DNS_1} ]; then
if [ ! ${PIHOLE_DNS_2} ]; then
prePopulate=""
else
prePopulate=", ${PIHOLE_DNS_2}"
fi
elif [ ${PIHOLE_DNS_1} ] && [ ! ${PIHOLE_DNS_2} ]; then
prePopulate="${PIHOLE_DNS_1}"
elif [ ${PIHOLE_DNS_1} ] && [ ${PIHOLE_DNS_2} ]; then
prePopulate="${PIHOLE_DNS_1}, ${PIHOLE_DNS_2}"
DNSchoices=$(whiptail --separate-output --radiolist "Select Upstream DNS Provider. To use your own, select Custom." ${r} ${c} 6 \
"${DNSChooseOptions[@]}" 2>&1 >/dev/tty) || \
{ echo "::: Cancel selected. Exiting"; exit 1; }
case ${DNSchoices} in
Google)
echo "::: Using Google DNS servers."
PIHOLE_DNS_1="8.8.8.8"
PIHOLE_DNS_2="8.8.4.4"
;;
OpenDNS)
echo "::: Using OpenDNS servers."
PIHOLE_DNS_1="208.67.222.222"
PIHOLE_DNS_2="208.67.220.220"
;;
Level3)
echo "::: Using Level3 servers."
PIHOLE_DNS_1="4.2.2.1"
PIHOLE_DNS_2="4.2.2.2"
;;
Norton)
echo "::: Using Norton ConnectSafe servers."
PIHOLE_DNS_1="199.85.126.10"
PIHOLE_DNS_2="199.85.127.10"
;;
Comodo)
echo "::: Using Comodo Secure servers."
PIHOLE_DNS_1="8.26.56.26"
PIHOLE_DNS_2="8.20.247.20"
;;
Custom)
until [[ ${DNSSettingsCorrect} = True ]]; do
strInvalid="Invalid"
if [ ! ${PIHOLE_DNS_1} ]; then
if [ ! ${PIHOLE_DNS_2} ]; then
prePopulate=""
else
prePopulate=", ${PIHOLE_DNS_2}"
fi
elif [ ${PIHOLE_DNS_1} ] && [ ! ${PIHOLE_DNS_2} ]; then
prePopulate="${PIHOLE_DNS_1}"
elif [ ${PIHOLE_DNS_1} ] && [ ${PIHOLE_DNS_2} ]; then
prePopulate="${PIHOLE_DNS_1}, ${PIHOLE_DNS_2}"
fi
piholeDNS=$(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 [[ $? = 0 ]]; then
PIHOLE_DNS_1=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$1}')
PIHOLE_DNS_2=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$2}')
if ! valid_ip "${PIHOLE_DNS_1}" || [ ! "${PIHOLE_DNS_1}" ]; then
PIHOLE_DNS_1=${strInvalid}
fi
if ! valid_ip "${PIHOLE_DNS_2}" && [ "${PIHOLE_DNS_2}" ]; then
PIHOLE_DNS_2=${strInvalid}
fi
else
echo "::: Cancel selected, exiting...."
exit 1
piholeDNS=$(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) || \
{ echo "::: Cancel selected. Exiting"; exit 1; }
PIHOLE_DNS_1=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$1}')
PIHOLE_DNS_2=$(echo "${piholeDNS}" | sed 's/[, \t]\+/,/g' | awk -F, '{print$2}')
if ! valid_ip "${PIHOLE_DNS_1}" || [ ! "${PIHOLE_DNS_1}" ]; then
PIHOLE_DNS_1=${strInvalid}
fi
if ! valid_ip "${PIHOLE_DNS_2}" && [ "${PIHOLE_DNS_2}" ]; then
PIHOLE_DNS_2=${strInvalid}
fi
if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]] || [[ ${PIHOLE_DNS_2} == "${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: $PIHOLE_DNS_1\n DNS Server 2: ${PIHOLE_DNS_2}" ${r} ${c}
if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]]; then
PIHOLE_DNS_1=""
fi
if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]] || [[ ${PIHOLE_DNS_2} == "${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: $PIHOLE_DNS_1\n DNS Server 2: ${PIHOLE_DNS_2}" ${r} ${c}
if [[ ${PIHOLE_DNS_1} == "${strInvalid}" ]]; then
PIHOLE_DNS_1=""
fi
if [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
PIHOLE_DNS_2=""
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: $PIHOLE_DNS_1\n DNS Server 2: ${PIHOLE_DNS_2}" ${r} ${c}); then
DNSSettingsCorrect=True
else
# If the settings are wrong, the loop continues
DNSSettingsCorrect=False
fi
if [[ ${PIHOLE_DNS_2} == "${strInvalid}" ]]; then
PIHOLE_DNS_2=""
fi
done
;;
esac
else
echo "::: Cancel selected. Exiting..."
exit 1
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: $PIHOLE_DNS_1\n DNS Server 2: ${PIHOLE_DNS_2}" ${r} ${c}); then
DNSSettingsCorrect=True
else
# If the settings are wrong, the loop continues
DNSSettingsCorrect=False
fi
fi
done
;;
esac
}
setLogging() {
@ -622,26 +602,25 @@ clean_existing() {
installScripts() {
# Install the scripts from repository to their various locations
readonly install_dir="/opt/pihole/"
echo ":::"
echo -n "::: Installing scripts from ${PI_HOLE_LOCAL_REPO}..."
# Clear out script files from Pi-hole scripts directory.
clean_existing "${install_dir}" "${PI_HOLE_FILES}"
clean_existing "${PI_HOLE_INSTALL_DIR}" "${PI_HOLE_FILES}"
# Install files from local core repository
if is_repo "${PI_HOLE_LOCAL_REPO}"; then
cd "${PI_HOLE_LOCAL_REPO}"
install -o "${USER}" -Dm755 -d /opt/pihole
install -o "${USER}" -Dm755 -t /opt/pihole/ gravity.sh
install -o "${USER}" -Dm755 -t /opt/pihole/ ./advanced/Scripts/*.sh
install -o "${USER}" -Dm755 -t /opt/pihole/ ./automated\ install/uninstall.sh
install -o "${USER}" -Dm755 -d "${PI_HOLE_INSTALL_DIR}"
install -o "${USER}" -Dm755 -t "${PI_HOLE_INSTALL_DIR}" gravity.sh
install -o "${USER}" -Dm755 -t "${PI_HOLE_INSTALL_DIR}" ./advanced/Scripts/*.sh
install -o "${USER}" -Dm755 -t "${PI_HOLE_INSTALL_DIR}" ./automated\ install/uninstall.sh
install -o "${USER}" -Dm755 -t /usr/local/bin/ pihole
install -Dm644 ./advanced/bash-completion/pihole /etc/bash_completion.d/pihole
echo " done."
else
echo " *** ERROR: Local repo ${core_repo} not found, exiting."
echo " *** ERROR: Local repo ${PI_HOLE_LOCAL_REPO} not found, exiting."
exit 1
fi
}
@ -760,7 +739,7 @@ install_dependent_packages() {
fi
done
if [[ ${#installArray[@]} -gt 0 ]]; then
debconf-apt-progress -- ${PKG_INSTALL} "${installArray[@]}"
debconf-apt-progress -- "${PKG_INSTALL[@]}" "${installArray[@]}"
return
fi
return 0
@ -996,15 +975,11 @@ checkSelinux() {
enforceMode=$(getenforce)
echo "${enforceMode}"
if [[ "${enforceMode}" == "Enforcing" ]]; then
if (whiptail --title "SELinux Enforcing Detected" --yesno "SELinux is being Enforced on your system!\n\nPi-hole currently does not support SELinux, but you may still continue with the installation.\n\nNote: Admin UI Will not function fully without setting your policies correctly\n\nContinue installing Pi-hole?" ${r} ${c}); then
echo ":::"
echo "::: Continuing installation with SELinux Enforcing."
echo "::: Please refer to official SELinux documentation to create a custom policy."
else
echo ":::"
echo "::: Not continuing install after SELinux Enforcing detected."
exit 1
fi
whiptail --title "SELinux Enforcing Detected" --yesno "SELinux is being Enforced on your system!\n\nPi-hole currently does not support SELinux, but you may still continue with the installation.\n\nNote: Admin UI Will not function fully without setting your policies correctly\n\nContinue installing Pi-hole?" ${r} ${c} || \
{ echo ":::"; echo "::: Not continuing install after SELinux Enforcing detected."; exit 1; }
echo ":::"
echo "::: Continuing installation with SELinux Enforcing."
echo "::: Please refer to official SELinux documentation to create a custom policy."
fi
fi
}
@ -1040,23 +1015,19 @@ update_dialogs() {
UpdateCmd=$(whiptail --title "Existing Install Detected!" --menu "\n\nWe have detected an existing install.\n\nPlease choose from the following options: \n($strAdd)" ${r} ${c} 2 \
"${opt1a}" "${opt1b}" \
"${opt2a}" "${opt2b}" 3>&2 2>&1 1>&3)
"${opt2a}" "${opt2b}" 3>&2 2>&1 1>&3) || \
{ echo "::: Cancel selected. Exiting"; exit 1; }
if [[ $? = 0 ]];then
case ${UpdateCmd} in
${opt1a})
echo "::: ${opt1a} option selected."
useUpdateVars=true
;;
${opt2a})
echo "::: ${opt2a} option selected"
useUpdateVars=false
;;
case ${UpdateCmd} in
${opt1a})
echo "::: ${opt1a} option selected."
useUpdateVars=true
;;
${opt2a})
echo "::: ${opt2a} option selected"
useUpdateVars=false
;;
esac
else
echo "::: Cancel selected. Exiting..."
exit 1
fi
}
main() {
@ -1173,11 +1144,11 @@ main() {
pw=""
if [[ $(grep 'WEBPASSWORD' -c /etc/pihole/setupVars.conf) == 0 ]] ; then
pw=$(tr -dc _A-Z-a-z-0-9 < /dev/urandom | head -c 8)
pihole -a -p ${pw}
/usr/local/bin/pihole -a -p "${pw}"
fi
if [[ "${useUpdateVars}" == false ]]; then
displayFinalMessage ${pw}
displayFinalMessage "${pw}"
fi
echo "::: Restarting services..."