891 lines
29 KiB
Bash
Executable File
891 lines
29 KiB
Bash
Executable File
#!/usr/bin/env bash
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# shellcheck disable=SC1090
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# shellcheck disable=SC2154
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# Pi-hole: A black hole for Internet advertisements
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# (c) 2017 Pi-hole, LLC (https://pi-hole.net)
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# Network-wide ad blocking via your own hardware.
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#
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# Web interface settings
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#
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# This file is copyright under the latest version of the EUPL.
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# Please see LICENSE file for your rights under this license.
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readonly dnsmasqconfig="/etc/dnsmasq.d/01-pihole.conf"
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readonly dhcpconfig="/etc/dnsmasq.d/02-pihole-dhcp.conf"
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readonly FTLconf="/etc/pihole/pihole-FTL.conf"
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# 03 -> wildcards
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readonly dhcpstaticconfig="/etc/dnsmasq.d/04-pihole-static-dhcp.conf"
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readonly dnscustomfile="/etc/pihole/custom.list"
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readonly dnscustomcnamefile="/etc/dnsmasq.d/05-pihole-custom-cname.conf"
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readonly gravityDBfile="/etc/pihole/gravity.db"
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readonly setupVars="/etc/pihole/setupVars.conf"
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readonly PI_HOLE_BIN_DIR="/usr/local/bin"
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# Root of the web server
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readonly webroot="/var/www/html"
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# Source utils script
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utilsfile="/opt/pihole/utils.sh"
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source "${utilsfile}"
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coltable="/opt/pihole/COL_TABLE"
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if [[ -f ${coltable} ]]; then
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source ${coltable}
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fi
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helpFunc() {
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echo "Usage: pihole -a [options]
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Example: pihole -a -p password
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Set options for the Admin Console
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Options:
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-p, password Set Admin Console password
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-c, celsius Set Celsius as preferred temperature unit
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-f, fahrenheit Set Fahrenheit as preferred temperature unit
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-k, kelvin Set Kelvin as preferred temperature unit
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-h, --help Show this help dialog
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-i, interface Specify dnsmasq's interface listening behavior
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-l, privacylevel Set privacy level (0 = lowest, 3 = highest)
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-t, teleporter Backup configuration as an archive
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-t, teleporter myname.tar.gz Backup configuration to archive with name myname.tar.gz as specified"
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exit 0
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}
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add_setting() {
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addOrEditKeyValPair "${setupVars}" "${1}" "${2}"
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}
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delete_setting() {
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removeKey "${setupVars}" "${1}"
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}
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change_setting() {
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addOrEditKeyValPair "${setupVars}" "${1}" "${2}"
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}
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addFTLsetting() {
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addOrEditKeyValPair "${FTLconf}" "${1}" "${2}"
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}
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deleteFTLsetting() {
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removeKey "${FTLconf}" "${1}"
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}
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changeFTLsetting() {
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addOrEditKeyValPair "${FTLconf}" "${1}" "${2}"
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}
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add_dnsmasq_setting() {
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addOrEditKeyValPair "${dnsmasqconfig}" "${1}" "${2}"
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}
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delete_dnsmasq_setting() {
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removeKey "${dnsmasqconfig}" "${1}"
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}
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SetTemperatureUnit() {
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addOrEditKeyValPair "${setupVars}" "TEMPERATUREUNIT" "${unit}"
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echo -e " ${TICK} Set temperature unit to ${unit}"
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}
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HashPassword() {
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# Compute password hash twice to avoid rainbow table vulnerability
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return=$(echo -n "${1}" | sha256sum | sed 's/\s.*$//')
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return=$(echo -n "${return}" | sha256sum | sed 's/\s.*$//')
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echo "${return}"
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}
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# Check an IP address to see if it is a valid one
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valid_ip() {
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# Local, named variables
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local ip=${1}
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local stat=1
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# Regex matching one IPv4 component, i.e. an integer from 0 to 255.
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# See https://tools.ietf.org/html/rfc1340
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local ipv4elem="(25[0-5]|2[0-4][0-9]|1[0-9][0-9]|[1-9][0-9]?|0)";
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# Regex matching an optional port (starting with '#') range of 1-65536
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local portelem="(#(6553[0-5]|655[0-2][0-9]|65[0-4][0-9]{2}|6[0-4][0-9]{3}|[1-5][0-9]{4}|[1-9][0-9]{0,3}|0))?";
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# Build a full IPv4 regex from the above subexpressions
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local regex="^${ipv4elem}\\.${ipv4elem}\\.${ipv4elem}\\.${ipv4elem}${portelem}$"
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# Evaluate the regex, and return the result
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[[ $ip =~ ${regex} ]]
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stat=$?
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return "${stat}"
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}
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valid_ip6() {
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local ip=${1}
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local stat=1
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# Regex matching one IPv6 element, i.e. a hex value from 0000 to FFFF
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local ipv6elem="[0-9a-fA-F]{1,4}"
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# Regex matching an IPv6 CIDR, i.e. 1 to 128
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local v6cidr="(\\/([1-9]|[1-9][0-9]|1[0-1][0-9]|12[0-8])){0,1}"
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# Regex matching an optional port (starting with '#') range of 1-65536
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local portelem="(#(6553[0-5]|655[0-2][0-9]|65[0-4][0-9]{2}|6[0-4][0-9]{3}|[1-5][0-9]{4}|[1-9][0-9]{0,3}|0))?";
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# Build a full IPv6 regex from the above subexpressions
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local regex="^(((${ipv6elem}))*((:${ipv6elem}))*::((${ipv6elem}))*((:${ipv6elem}))*|((${ipv6elem}))((:${ipv6elem})){7})${v6cidr}${portelem}$"
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# Evaluate the regex, and return the result
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[[ ${ip} =~ ${regex} ]]
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stat=$?
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return "${stat}"
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}
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SetWebPassword() {
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if [ "${SUDO_USER}" == "www-data" ]; then
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echo "Security measure: user www-data is not allowed to change webUI password!"
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echo "Exiting"
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exit 1
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fi
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if [ "${SUDO_USER}" == "lighttpd" ]; then
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echo "Security measure: user lighttpd is not allowed to change webUI password!"
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echo "Exiting"
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exit 1
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fi
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if (( ${#args[2]} > 0 )) ; then
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readonly PASSWORD="${args[2]}"
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readonly CONFIRM="${PASSWORD}"
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else
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# Prevents a bug if the user presses Ctrl+C and it continues to hide the text typed.
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# So we reset the terminal via stty if the user does press Ctrl+C
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trap '{ echo -e "\nNo password will be set" ; stty sane ; exit 1; }' INT
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read -s -r -p "Enter New Password (Blank for no password): " PASSWORD
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echo ""
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if [ "${PASSWORD}" == "" ]; then
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addOrEditKeyValPair "${setupVars}" "WEBPASSWORD" ""
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echo -e " ${TICK} Password Removed"
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exit 0
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fi
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read -s -r -p "Confirm Password: " CONFIRM
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echo ""
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fi
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if [ "${PASSWORD}" == "${CONFIRM}" ] ; then
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# We do not wrap this in brackets, otherwise BASH will expand any appropriate syntax
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hash=$(HashPassword "$PASSWORD")
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# Save hash to file
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addOrEditKeyValPair "${setupVars}" "WEBPASSWORD" "${hash}"
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echo -e " ${TICK} New password set"
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else
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echo -e " ${CROSS} Passwords don't match. Your password has not been changed"
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exit 1
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fi
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}
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ProcessDNSSettings() {
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source "${setupVars}"
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removeKey "${dnsmasqconfig}" "server"
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COUNTER=1
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while true ; do
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var=PIHOLE_DNS_${COUNTER}
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if [ -z "${!var}" ]; then
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break;
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fi
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addKey "${dnsmasqconfig}" "server=${!var}"
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(( COUNTER++ ))
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done
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# The option LOCAL_DNS_PORT is deprecated
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# We apply it once more, and then convert it into the current format
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if [ -n "${LOCAL_DNS_PORT}" ]; then
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addOrEditKeyValPair "${dnsmasqconfig}" "server" "127.0.0.1#${LOCAL_DNS_PORT}"
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addOrEditKeyValPair "${setupVars}" "PIHOLE_DNS_${COUNTER}" "127.0.0.1#${LOCAL_DNS_PORT}"
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removeKey "${setupVars}" "LOCAL_DNS_PORT"
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fi
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removeKey "${dnsmasqconfig}" "domain-needed"
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removeKey "${dnsmasqconfig}" "expand-hosts"
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if [[ "${DNS_FQDN_REQUIRED}" == true ]]; then
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addKey "${dnsmasqconfig}" "domain-needed"
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addKey "${dnsmasqconfig}" "expand-hosts"
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fi
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removeKey "${dnsmasqconfig}" "bogus-priv"
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if [[ "${DNS_BOGUS_PRIV}" == true ]]; then
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addKey "${dnsmasqconfig}" "bogus-priv"
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fi
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removeKey "${dnsmasqconfig}" "dnssec"
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removeKey "${dnsmasqconfig}" "trust-anchor"
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if [[ "${DNSSEC}" == true ]]; then
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echo "dnssec
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trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC683457104237C7F8EC8D
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" >> "${dnsmasqconfig}"
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fi
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removeKey "${dnsmasqconfig}" "host-record"
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if [ -n "${HOSTRECORD}" ]; then
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addOrEditKeyValPair "${dnsmasqconfig}" "host-record" "${HOSTRECORD}"
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fi
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# Setup interface listening behavior of dnsmasq
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removeKey "${dnsmasqconfig}" "interface"
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removeKey "${dnsmasqconfig}" "local-service"
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removeKey "${dnsmasqconfig}" "except-interface"
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removeKey "${dnsmasqconfig}" "bind-interfaces"
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if [[ "${DNSMASQ_LISTENING}" == "all" ]]; then
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# Listen on all interfaces, permit all origins
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addOrEditKeyValPair "${dnsmasqconfig}" "except-interface" "nonexisting"
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elif [[ "${DNSMASQ_LISTENING}" == "local" ]]; then
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# Listen only on all interfaces, but only local subnets
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addKey "${dnsmasqconfig}" "local-service"
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else
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# Options "bind" and "single"
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# Listen only on one interface
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# Use eth0 as fallback interface if interface is missing in setupVars.conf
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if [ -z "${PIHOLE_INTERFACE}" ]; then
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PIHOLE_INTERFACE="eth0"
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fi
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addOrEditKeyValPair "${dnsmasqconfig}" "interface" "${PIHOLE_INTERFACE}"
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if [[ "${DNSMASQ_LISTENING}" == "bind" ]]; then
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# Really bind to interface
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addKey "${dnsmasqconfig}" "bind-interfaces"
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fi
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fi
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if [[ "${CONDITIONAL_FORWARDING}" == true ]]; then
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# Convert legacy "conditional forwarding" to rev-server configuration
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# Remove any existing REV_SERVER settings
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removeKey "${setupVars}" "REV_SERVER"
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removeKey "${setupVars}" "REV_SERVER_DOMAIN"
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removeKey "${setupVars}" "REV_SERVER_TARGET"
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removeKey "${setupVars}" "REV_SERVER_CIDR"
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REV_SERVER=true
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addOrEditKeyValPair "${setupVars}" "REV_SERVER" "true"
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REV_SERVER_DOMAIN="${CONDITIONAL_FORWARDING_DOMAIN}"
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_DOMAIN" "${REV_SERVER_DOMAIN}"
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REV_SERVER_TARGET="${CONDITIONAL_FORWARDING_IP}"
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_TARGET" "${REV_SERVER_TARGET}"
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#Convert CONDITIONAL_FORWARDING_REVERSE if necessary e.g:
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# 1.1.168.192.in-addr.arpa to 192.168.1.1/32
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# 1.168.192.in-addr.arpa to 192.168.1.0/24
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# 168.192.in-addr.arpa to 192.168.0.0/16
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# 192.in-addr.arpa to 192.0.0.0/8
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if [[ "${CONDITIONAL_FORWARDING_REVERSE}" == *"in-addr.arpa" ]];then
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arrRev=("${CONDITIONAL_FORWARDING_REVERSE//./ }")
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case ${#arrRev[@]} in
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6 ) REV_SERVER_CIDR="${arrRev[3]}.${arrRev[2]}.${arrRev[1]}.${arrRev[0]}/32";;
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5 ) REV_SERVER_CIDR="${arrRev[2]}.${arrRev[1]}.${arrRev[0]}.0/24";;
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4 ) REV_SERVER_CIDR="${arrRev[1]}.${arrRev[0]}.0.0/16";;
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3 ) REV_SERVER_CIDR="${arrRev[0]}.0.0.0/8";;
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esac
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else
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# Set REV_SERVER_CIDR to whatever value it was set to
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REV_SERVER_CIDR="${CONDITIONAL_FORWARDING_REVERSE}"
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fi
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# If REV_SERVER_CIDR is not converted by the above, then use the REV_SERVER_TARGET variable to derive it
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if [ -z "${REV_SERVER_CIDR}" ]; then
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# Convert existing input to /24 subnet (preserves legacy behavior)
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# This sed converts "192.168.1.2" to "192.168.1.0/24"
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# shellcheck disable=2001
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REV_SERVER_CIDR="$(sed "s+\\.[0-9]*$+\\.0/24+" <<< "${REV_SERVER_TARGET}")"
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fi
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_CIDR" "${REV_SERVER_CIDR}"
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# Remove obsolete settings from setupVars.conf
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removeKey "${setupVars}" "CONDITIONAL_FORWARDING"
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removeKey "${setupVars}" "CONDITIONAL_FORWARDING_REVERSE"
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removeKey "${setupVars}" "CONDITIONAL_FORWARDING_DOMAIN"
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removeKey "${setupVars}" "CONDITIONAL_FORWARDING_IP"
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fi
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removeKey "${dnsmasqconfig}" "rev-server"
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if [[ "${REV_SERVER}" == true ]]; then
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addKey "${dnsmasqconfig}" "rev-server=${REV_SERVER_CIDR},${REV_SERVER_TARGET}"
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if [ -n "${REV_SERVER_DOMAIN}" ]; then
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# Forward local domain names to the CF target, too
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addKey "${dnsmasqconfig}" "server=/${REV_SERVER_DOMAIN}/${REV_SERVER_TARGET}"
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fi
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if [[ "${DNS_FQDN_REQUIRED}" != true ]]; then
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# Forward unqualified names to the CF target only when the "never
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# forward non-FQDN" option is unticked
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addKey "${dnsmasqconfig}" "server=//${REV_SERVER_TARGET}"
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fi
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fi
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# We need to process DHCP settings here as well to account for possible
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# changes in the non-FQDN forwarding. This cannot be done in 01-pihole.conf
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# as we don't want to delete all local=/.../ lines so it's much safer to
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# simply rewrite the entire corresponding config file (which is what the
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# DHCP settings subroutine is doing)
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ProcessDHCPSettings
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}
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SetDNSServers() {
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# Save setting to file
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removeKey "${setupVars}" "PIHOLE_DNS"
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IFS=',' read -r -a array <<< "${args[2]}"
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for index in "${!array[@]}"
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do
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# Replace possible "\#" by "#". This fixes AdminLTE#1427
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local ip
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ip="${array[index]//\\#/#}"
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if valid_ip "${ip}" || valid_ip6 "${ip}" ; then
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addOrEditKeyValPair "${setupVars}" "PIHOLE_DNS_$((index+1))" "${ip}"
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else
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echo -e " ${CROSS} Invalid IP has been passed"
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exit 1
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fi
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done
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if [[ "${args[3]}" == "domain-needed" ]]; then
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addOrEditKeyValPair "${setupVars}" "DNS_FQDN_REQUIRED" "true"
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else
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addOrEditKeyValPair "${setupVars}" "DNS_FQDN_REQUIRED" "false"
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fi
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if [[ "${args[4]}" == "bogus-priv" ]]; then
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addOrEditKeyValPair "${setupVars}" "DNS_BOGUS_PRIV" "true"
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else
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addOrEditKeyValPair "${setupVars}" "DNS_BOGUS_PRIV" "false"
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fi
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if [[ "${args[5]}" == "dnssec" ]]; then
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addOrEditKeyValPair "${setupVars}" "DNSSEC" "true"
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else
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addOrEditKeyValPair "${setupVars}" "DNSSEC" "false"
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fi
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if [[ "${args[6]}" == "rev-server" ]]; then
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addOrEditKeyValPair "${setupVars}" "REV_SERVER" "true"
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_CIDR" "${args[7]}"
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_TARGET" "${args[8]}"
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addOrEditKeyValPair "${setupVars}" "REV_SERVER_DOMAIN" "${args[9]}"
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else
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addOrEditKeyValPair "${setupVars}" "REV_SERVER" "false"
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fi
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ProcessDNSSettings
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# Restart dnsmasq to load new configuration
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RestartDNS
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}
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SetExcludeDomains() {
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addOrEditKeyValPair "${setupVars}" "API_EXCLUDE_DOMAINS" "${args[2]}"
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}
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SetExcludeClients() {
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addOrEditKeyValPair "${setupVars}" "API_EXCLUDE_CLIENTS" "${args[2]}"
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}
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Poweroff(){
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nohup bash -c "sleep 5; poweroff" &> /dev/null </dev/null &
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}
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Reboot() {
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nohup bash -c "sleep 5; reboot" &> /dev/null </dev/null &
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}
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RestartDNS() {
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"${PI_HOLE_BIN_DIR}"/pihole restartdns
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}
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SetQueryLogOptions() {
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addOrEditKeyValPair "${setupVars}" "API_QUERY_LOG_SHOW" "${args[2]}"
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}
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ProcessDHCPSettings() {
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source "${setupVars}"
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if [[ "${DHCP_ACTIVE}" == "true" ]]; then
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interface="${PIHOLE_INTERFACE}"
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# Use eth0 as fallback interface
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if [ -z ${interface} ]; then
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interface="eth0"
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fi
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if [[ "${PIHOLE_DOMAIN}" == "" ]]; then
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PIHOLE_DOMAIN="lan"
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addOrEditKeyValPair "${setupVars}" "PIHOLE_DOMAIN" "${PIHOLE_DOMAIN}"
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fi
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if [[ "${DHCP_LEASETIME}" == "0" ]]; then
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leasetime="infinite"
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elif [[ "${DHCP_LEASETIME}" == "" ]]; then
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leasetime="24h"
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addOrEditKeyValPair "${setupVars}" "DHCP_LEASETIME" "24"
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else
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leasetime="${DHCP_LEASETIME}h"
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fi
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# Write settings to file
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echo "###############################################################################
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# DHCP SERVER CONFIG FILE AUTOMATICALLY POPULATED BY PI-HOLE WEB INTERFACE. #
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# ANY CHANGES MADE TO THIS FILE WILL BE LOST ON CHANGE #
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###############################################################################
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dhcp-authoritative
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dhcp-range=${DHCP_START},${DHCP_END},${leasetime}
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dhcp-option=option:router,${DHCP_ROUTER}
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dhcp-leasefile=/etc/pihole/dhcp.leases
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#quiet-dhcp
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" > "${dhcpconfig}"
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chmod 644 "${dhcpconfig}"
|
|
|
|
if [[ "${PIHOLE_DOMAIN}" != "none" ]]; then
|
|
echo "domain=${PIHOLE_DOMAIN}" >> "${dhcpconfig}"
|
|
|
|
# When there is a Pi-hole domain set and "Never forward non-FQDNs" is
|
|
# ticked, we add `local=/domain/` to tell FTL that this domain is purely
|
|
# local and FTL may answer queries from /etc/hosts or DHCP but should
|
|
# never forward queries on that domain to any upstream servers
|
|
if [[ "${DNS_FQDN_REQUIRED}" == true ]]; then
|
|
echo "local=/${PIHOLE_DOMAIN}/" >> "${dhcpconfig}"
|
|
fi
|
|
fi
|
|
|
|
# Sourced from setupVars
|
|
# shellcheck disable=SC2154
|
|
if [[ "${DHCP_rapid_commit}" == "true" ]]; then
|
|
echo "dhcp-rapid-commit" >> "${dhcpconfig}"
|
|
fi
|
|
|
|
if [[ "${DHCP_IPv6}" == "true" ]]; then
|
|
echo "#quiet-dhcp6
|
|
#enable-ra
|
|
dhcp-option=option6:dns-server,[::]
|
|
dhcp-range=::,constructor:${interface},ra-names,ra-stateless,64
|
|
|
|
" >> "${dhcpconfig}"
|
|
fi
|
|
|
|
else
|
|
if [[ -f "${dhcpconfig}" ]]; then
|
|
rm "${dhcpconfig}" &> /dev/null
|
|
fi
|
|
fi
|
|
}
|
|
|
|
EnableDHCP() {
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_ACTIVE" "true"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_START" "${args[2]}"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_END" "${args[3]}"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_ROUTER" "${args[4]}"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_LEASETIME" "${args[5]}"
|
|
addOrEditKeyValPair "${setupVars}" "PIHOLE_DOMAIN" "${args[6]}"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_IPv6" "${args[7]}"
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_rapid_commit" "${args[8]}"
|
|
|
|
# Remove possible old setting from file
|
|
removeKey "${dnsmasqconfig}" "dhcp-"
|
|
removeKey "${dnsmasqconfig}" "quiet-dhcp"
|
|
|
|
# If a DHCP client claims that its name is "wpad", ignore that.
|
|
# This fixes a security hole. see CERT Vulnerability VU#598349
|
|
# We also ignore "localhost" as Windows behaves strangely if a
|
|
# device claims this host name
|
|
addKey "${dnsmasqconfig}" "dhcp-name-match=set:hostname-ignore,wpad
|
|
dhcp-name-match=set:hostname-ignore,localhost
|
|
dhcp-ignore-names=tag:hostname-ignore"
|
|
|
|
ProcessDHCPSettings
|
|
|
|
RestartDNS
|
|
}
|
|
|
|
DisableDHCP() {
|
|
addOrEditKeyValPair "${setupVars}" "DHCP_ACTIVE" "false"
|
|
|
|
# Remove possible old setting from file
|
|
removeKey "${dnsmasqconfig}" "dhcp-"
|
|
removeKey "${dnsmasqconfig}" "quiet-dhcp"
|
|
|
|
ProcessDHCPSettings
|
|
|
|
RestartDNS
|
|
}
|
|
|
|
SetWebUILayout() {
|
|
addOrEditKeyValPair "${setupVars}" "WEBUIBOXEDLAYOUT" "${args[2]}"
|
|
}
|
|
|
|
SetWebUITheme() {
|
|
addOrEditKeyValPair "${setupVars}" "WEBTHEME" "${args[2]}"
|
|
}
|
|
|
|
CheckUrl(){
|
|
local regex check_url
|
|
# Check for characters NOT allowed in URLs
|
|
regex="[^a-zA-Z0-9:/?&%=~._()-;]"
|
|
|
|
# this will remove first @ that is after schema and before domain
|
|
# \1 is optional schema, \2 is userinfo
|
|
check_url="$( sed -re 's#([^:/]*://)?([^/]+)@#\1\2#' <<< "$1" )"
|
|
|
|
if [[ "${check_url}" =~ ${regex} ]]; then
|
|
return 1
|
|
else
|
|
return 0
|
|
fi
|
|
}
|
|
|
|
CustomizeAdLists() {
|
|
local address
|
|
address="${args[3]}"
|
|
local comment
|
|
comment="${args[4]}"
|
|
|
|
if CheckUrl "${address}"; then
|
|
if [[ "${args[2]}" == "enable" ]]; then
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "UPDATE adlist SET enabled = 1 WHERE address = '${address}'"
|
|
elif [[ "${args[2]}" == "disable" ]]; then
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "UPDATE adlist SET enabled = 0 WHERE address = '${address}'"
|
|
elif [[ "${args[2]}" == "add" ]]; then
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "INSERT OR IGNORE INTO adlist (address, comment) VALUES ('${address}', '${comment}')"
|
|
elif [[ "${args[2]}" == "del" ]]; then
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "DELETE FROM adlist WHERE address = '${address}'"
|
|
else
|
|
echo "Not permitted"
|
|
return 1
|
|
fi
|
|
else
|
|
echo "Invalid Url"
|
|
return 1
|
|
fi
|
|
}
|
|
|
|
AddDHCPStaticAddress() {
|
|
mac="${args[2]}"
|
|
ip="${args[3]}"
|
|
host="${args[4]}"
|
|
|
|
if [[ "${ip}" == "noip" ]]; then
|
|
# Static host name
|
|
echo "dhcp-host=${mac},${host}" >> "${dhcpstaticconfig}"
|
|
elif [[ "${host}" == "nohost" ]]; then
|
|
# Static IP
|
|
echo "dhcp-host=${mac},${ip}" >> "${dhcpstaticconfig}"
|
|
else
|
|
# Full info given
|
|
echo "dhcp-host=${mac},${ip},${host}" >> "${dhcpstaticconfig}"
|
|
fi
|
|
}
|
|
|
|
RemoveDHCPStaticAddress() {
|
|
mac="${args[2]}"
|
|
if [[ "$mac" =~ ^([0-9A-Fa-f]{2}[:-]){5}([0-9A-Fa-f]{2})$ ]]; then
|
|
sed -i "/dhcp-host=${mac}.*/d" "${dhcpstaticconfig}"
|
|
else
|
|
echo " ${CROSS} Invalid Mac Passed!"
|
|
exit 1
|
|
fi
|
|
|
|
}
|
|
|
|
SetListeningMode() {
|
|
source "${setupVars}"
|
|
|
|
if [[ "$3" == "-h" ]] || [[ "$3" == "--help" ]]; then
|
|
echo "Usage: pihole -a -i [interface]
|
|
Example: 'pihole -a -i local'
|
|
Specify dnsmasq's network interface listening behavior
|
|
|
|
Interfaces:
|
|
local Only respond to queries from devices that
|
|
are at most one hop away (local devices)
|
|
single Respond only on interface ${PIHOLE_INTERFACE}
|
|
bind Bind only on interface ${PIHOLE_INTERFACE}
|
|
all Listen on all interfaces, permit all origins"
|
|
exit 0
|
|
fi
|
|
|
|
if [[ "${args[2]}" == "all" ]]; then
|
|
echo -e " ${INFO} Listening on all interfaces, permitting all origins. Please use a firewall!"
|
|
addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "all"
|
|
elif [[ "${args[2]}" == "local" ]]; then
|
|
echo -e " ${INFO} Listening on all interfaces, permitting origins from one hop away (LAN)"
|
|
addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "local"
|
|
elif [[ "${args[2]}" == "bind" ]]; then
|
|
echo -e " ${INFO} Binding on interface ${PIHOLE_INTERFACE}"
|
|
addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "bind"
|
|
else
|
|
echo -e " ${INFO} Listening only on interface ${PIHOLE_INTERFACE}"
|
|
addOrEditKeyValPair "${setupVars}" "DNSMASQ_LISTENING" "single"
|
|
fi
|
|
|
|
# Don't restart DNS server yet because other settings
|
|
# will be applied afterwards if "-web" is set
|
|
if [[ "${args[3]}" != "-web" ]]; then
|
|
ProcessDNSSettings
|
|
# Restart dnsmasq to load new configuration
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
Teleporter() {
|
|
local filename
|
|
filename="${args[2]}"
|
|
if [[ -z "${filename}" ]]; then
|
|
local datetimestamp
|
|
local host
|
|
datetimestamp=$(date "+%Y-%m-%d_%H-%M-%S")
|
|
host=$(hostname)
|
|
host="${host//./_}"
|
|
filename="pi-hole-${host:-noname}-teleporter_${datetimestamp}.tar.gz"
|
|
fi
|
|
php "${webroot}/admin/scripts/pi-hole/php/teleporter.php" > "${filename}"
|
|
}
|
|
|
|
checkDomain()
|
|
{
|
|
local domain validDomain
|
|
# Convert to lowercase
|
|
domain="${1,,}"
|
|
validDomain=$(grep -P "^((-|_)*[a-z0-9]((-|_)*[a-z0-9])*(-|_)*)(\\.(-|_)*([a-z0-9]((-|_)*[a-z0-9])*))*$" <<< "${domain}") # Valid chars check
|
|
validDomain=$(grep -P "^[^\\.]{1,63}(\\.[^\\.]{1,63})*$" <<< "${validDomain}") # Length of each label
|
|
echo "${validDomain}"
|
|
}
|
|
|
|
escapeDots()
|
|
{
|
|
# SC suggest bashism ${variable//search/replace}
|
|
# shellcheck disable=SC2001
|
|
escaped=$(echo "$1" | sed 's/\./\\./g')
|
|
echo "${escaped}"
|
|
}
|
|
|
|
addAudit()
|
|
{
|
|
shift # skip "-a"
|
|
shift # skip "audit"
|
|
local domains validDomain
|
|
domains=""
|
|
for domain in "$@"
|
|
do
|
|
# Check domain to be added. Only continue if it is valid
|
|
validDomain="$(checkDomain "${domain}")"
|
|
if [[ -n "${validDomain}" ]]; then
|
|
# Put comma in between domains when there is
|
|
# more than one domains to be added
|
|
# SQL INSERT allows adding multiple rows at once using the format
|
|
## INSERT INTO table (domain) VALUES ('abc.de'),('fgh.ij'),('klm.no'),('pqr.st');
|
|
if [[ -n "${domains}" ]]; then
|
|
domains="${domains},"
|
|
fi
|
|
domains="${domains}('${domain}')"
|
|
fi
|
|
done
|
|
# Insert only the domain here. The date_added field will be
|
|
# filled with its default value (date_added = current timestamp)
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "INSERT INTO domain_audit (domain) VALUES ${domains};"
|
|
}
|
|
|
|
clearAudit()
|
|
{
|
|
pihole-FTL sqlite3 "${gravityDBfile}" "DELETE FROM domain_audit;"
|
|
}
|
|
|
|
SetPrivacyLevel() {
|
|
# Set privacy level. Minimum is 0, maximum is 3
|
|
if [ "${args[2]}" -ge 0 ] && [ "${args[2]}" -le 3 ]; then
|
|
addOrEditKeyValPair "${FTLconf}" "PRIVACYLEVEL" "${args[2]}"
|
|
pihole restartdns reload-lists
|
|
fi
|
|
}
|
|
|
|
AddCustomDNSAddress() {
|
|
echo -e " ${TICK} Adding custom DNS entry..."
|
|
|
|
ip="${args[2]}"
|
|
host="${args[3]}"
|
|
reload="${args[4]}"
|
|
|
|
validHost="$(checkDomain "${host}")"
|
|
if [[ -n "${validHost}" ]]; then
|
|
if valid_ip "${ip}" || valid_ip6 "${ip}" ; then
|
|
echo "${ip} ${validHost}" >> "${dnscustomfile}"
|
|
else
|
|
echo -e " ${CROSS} Invalid IP has been passed"
|
|
exit 1
|
|
fi
|
|
else
|
|
echo " ${CROSS} Invalid Domain passed!"
|
|
exit 1
|
|
fi
|
|
|
|
# Restart dnsmasq to load new custom DNS entries only if $reload not false
|
|
if [[ ! $reload == "false" ]]; then
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
RemoveCustomDNSAddress() {
|
|
echo -e " ${TICK} Removing custom DNS entry..."
|
|
|
|
ip="${args[2]}"
|
|
host="${args[3]}"
|
|
reload="${args[4]}"
|
|
|
|
validHost="$(checkDomain "${host}")"
|
|
if [[ -n "${validHost}" ]]; then
|
|
if valid_ip "${ip}" || valid_ip6 "${ip}" ; then
|
|
validHost=$(escapeDots "${validHost}")
|
|
sed -i "/^${ip} ${validHost}$/Id" "${dnscustomfile}"
|
|
else
|
|
echo -e " ${CROSS} Invalid IP has been passed"
|
|
exit 1
|
|
fi
|
|
else
|
|
echo " ${CROSS} Invalid Domain passed!"
|
|
exit 1
|
|
fi
|
|
|
|
# Restart dnsmasq to load new custom DNS entries only if reload is not false
|
|
if [[ ! $reload == "false" ]]; then
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
AddCustomCNAMERecord() {
|
|
echo -e " ${TICK} Adding custom CNAME record..."
|
|
|
|
domain="${args[2]}"
|
|
target="${args[3]}"
|
|
reload="${args[4]}"
|
|
|
|
validDomain="$(checkDomain "${domain}")"
|
|
if [[ -n "${validDomain}" ]]; then
|
|
validTarget="$(checkDomain "${target}")"
|
|
if [[ -n "${validTarget}" ]]; then
|
|
if [ "${validDomain}" = "${validTarget}" ]; then
|
|
echo " ${CROSS} Domain and target are the same. This would cause a DNS loop."
|
|
exit 1
|
|
else
|
|
echo "cname=${validDomain},${validTarget}" >> "${dnscustomcnamefile}"
|
|
fi
|
|
else
|
|
echo " ${CROSS} Invalid Target Passed!"
|
|
exit 1
|
|
fi
|
|
else
|
|
echo " ${CROSS} Invalid Domain passed!"
|
|
exit 1
|
|
fi
|
|
# Restart dnsmasq to load new custom CNAME records only if reload is not false
|
|
if [[ ! $reload == "false" ]]; then
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
RemoveCustomCNAMERecord() {
|
|
echo -e " ${TICK} Removing custom CNAME record..."
|
|
|
|
domain="${args[2]}"
|
|
target="${args[3]}"
|
|
reload="${args[4]}"
|
|
|
|
validDomain="$(checkDomain "${domain}")"
|
|
if [[ -n "${validDomain}" ]]; then
|
|
validTarget="$(checkDomain "${target}")"
|
|
if [[ -n "${validTarget}" ]]; then
|
|
validDomain=$(escapeDots "${validDomain}")
|
|
validTarget=$(escapeDots "${validTarget}")
|
|
sed -i "/^cname=${validDomain},${validTarget}$/Id" "${dnscustomcnamefile}"
|
|
else
|
|
echo " ${CROSS} Invalid Target Passed!"
|
|
exit 1
|
|
fi
|
|
else
|
|
echo " ${CROSS} Invalid Domain passed!"
|
|
exit 1
|
|
fi
|
|
|
|
# Restart dnsmasq to update removed custom CNAME records only if $reload not false
|
|
if [[ ! $reload == "false" ]]; then
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
SetRateLimit() {
|
|
local rate_limit_count rate_limit_interval reload
|
|
rate_limit_count="${args[2]}"
|
|
rate_limit_interval="${args[3]}"
|
|
reload="${args[4]}"
|
|
|
|
# Set rate-limit setting inf valid
|
|
if [ "${rate_limit_count}" -ge 0 ] && [ "${rate_limit_interval}" -ge 0 ]; then
|
|
addOrEditKeyValPair "${FTLconf}" "RATE_LIMIT" "${rate_limit_count}/${rate_limit_interval}"
|
|
fi
|
|
|
|
# Restart FTL to update rate-limit settings only if $reload not false
|
|
if [[ ! $reload == "false" ]]; then
|
|
RestartDNS
|
|
fi
|
|
}
|
|
|
|
main() {
|
|
args=("$@")
|
|
|
|
case "${args[1]}" in
|
|
"-p" | "password" ) SetWebPassword;;
|
|
"-c" | "celsius" ) unit="C"; SetTemperatureUnit;;
|
|
"-f" | "fahrenheit" ) unit="F"; SetTemperatureUnit;;
|
|
"-k" | "kelvin" ) unit="K"; SetTemperatureUnit;;
|
|
"setdns" ) SetDNSServers;;
|
|
"setexcludedomains" ) SetExcludeDomains;;
|
|
"setexcludeclients" ) SetExcludeClients;;
|
|
"poweroff" ) Poweroff;;
|
|
"reboot" ) Reboot;;
|
|
"restartdns" ) RestartDNS;;
|
|
"setquerylog" ) SetQueryLogOptions;;
|
|
"enabledhcp" ) EnableDHCP;;
|
|
"disabledhcp" ) DisableDHCP;;
|
|
"layout" ) SetWebUILayout;;
|
|
"theme" ) SetWebUITheme;;
|
|
"-h" | "--help" ) helpFunc;;
|
|
"addstaticdhcp" ) AddDHCPStaticAddress;;
|
|
"removestaticdhcp" ) RemoveDHCPStaticAddress;;
|
|
"-i" | "interface" ) SetListeningMode "$@";;
|
|
"-t" | "teleporter" ) Teleporter;;
|
|
"adlist" ) CustomizeAdLists;;
|
|
"audit" ) addAudit "$@";;
|
|
"clearaudit" ) clearAudit;;
|
|
"-l" | "privacylevel" ) SetPrivacyLevel;;
|
|
"addcustomdns" ) AddCustomDNSAddress;;
|
|
"removecustomdns" ) RemoveCustomDNSAddress;;
|
|
"addcustomcname" ) AddCustomCNAMERecord;;
|
|
"removecustomcname" ) RemoveCustomCNAMERecord;;
|
|
"ratelimit" ) SetRateLimit;;
|
|
* ) helpFunc;;
|
|
esac
|
|
|
|
shift
|
|
|
|
if [[ $# = 0 ]]; then
|
|
helpFunc
|
|
fi
|
|
}
|