mirror of
https://github.com/pi-hole/pi-hole
synced 2024-12-23 07:18:07 +00:00
258 lines
7.8 KiB
Bash
Executable File
258 lines
7.8 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Pi-hole: A black hole for Internet advertisements
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# Network-wide ad blocking via your Raspberry Pi
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# http://pi-hole.net
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# Web interface settings
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#
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# Pi-hole is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 2 of the License, or
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# (at your option) any later version.
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args=("$@")
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helpFunc() {
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cat << EOM
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::: Set admin options for the web interface of pihole
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:::
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::: Usage: pihole -a [options]
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:::
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::: Options:
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::: -p, password Set web interface password, an empty input will remove any previously set password
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::: -c, celsius Set Celsius temperature unit
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::: -f, fahrenheit Set Fahrenheit temperature unit
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::: -k, kelvin Set Kelvin temperature unit
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::: -h, --help Show this help dialog
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EOM
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exit 0
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}
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SetTemperatureUnit(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/TEMPERATUREUNIT/d' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "TEMPERATUREUNIT=${unit}" >> /etc/pihole/setupVars.conf
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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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# Remove password from file (create backup setupVars.conf.bak)
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sed -i.bak '/WEBPASSWORD/d' /etc/pihole/setupVars.conf
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# Set password only if there is one to be set
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if (( ${#args[2]} > 0 )) ; then
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# Compute password hash twice to avoid rainbow table vulnerability
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hash=$(echo -n ${args[2]} | sha256sum | sed 's/\s.*$//')
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hash=$(echo -n ${hash} | sha256sum | sed 's/\s.*$//')
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# Save hash to file
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echo "WEBPASSWORD=${hash}" >> /etc/pihole/setupVars.conf
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echo "New password set"
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else
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echo "Password removed"
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fi
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}
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SetDNSServers(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/PIHOLE_DNS_1/d;/PIHOLE_DNS_2/d;/DNS_FQDN_REQUIRED/d;' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "PIHOLE_DNS_1=${args[2]}" >> /etc/pihole/setupVars.conf
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if [[ "${args[3]}" != "none" ]]; then
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echo "PIHOLE_DNS_2=${args[3]}" >> /etc/pihole/setupVars.conf
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else
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echo "PIHOLE_DNS_2=" >> /etc/pihole/setupVars.conf
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fi
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# Replace within actual dnsmasq config file
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sed -i '/server=/d;' /etc/dnsmasq.d/01-pihole.conf
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echo "server=${args[2]}" >> /etc/dnsmasq.d/01-pihole.conf
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if [[ "${args[3]}" != "none" ]]; then
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echo "server=${args[3]}" >> /etc/dnsmasq.d/01-pihole.conf
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fi
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# Remove domain-needed entry
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sed -i '/domain-needed/d;' /etc/dnsmasq.d/01-pihole.conf
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# Readd it if required
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if [[ "${args[4]}" == "domain-needed" ]]; then
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echo "domain-needed" >> /etc/dnsmasq.d/01-pihole.conf
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echo "DNS_FQDN_REQUIRED=true" >> /etc/pihole/setupVars.conf
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else
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# Leave it deleted if not wanted
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echo "DNS_FQDN_REQUIRED=false" >> /etc/pihole/setupVars.conf
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fi
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# Remove bogus-priv entry
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sed -i '/bogus-priv/d;' /etc/dnsmasq.d/01-pihole.conf
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# Readd it if required
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if [[ "${args[5]}" == "bogus-priv" ]]; then
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echo "bogus-priv" >> /etc/dnsmasq.d/01-pihole.conf
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echo "DNS_BOGUS_PRIV=true" >> /etc/pihole/setupVars.conf
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else
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# Leave it deleted if not wanted
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echo "DNS_BOGUS_PRIV=false" >> /etc/pihole/setupVars.conf
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fi
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# Restart dnsmasq to load new configuration
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RestartDNS
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}
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SetExcludeDomains(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/API_EXCLUDE_DOMAINS/d;' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "API_EXCLUDE_DOMAINS=${args[2]}" >> /etc/pihole/setupVars.conf
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}
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SetExcludeClients(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/API_EXCLUDE_CLIENTS/d;' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "API_EXCLUDE_CLIENTS=${args[2]}" >> /etc/pihole/setupVars.conf
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}
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Reboot(){
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nohup bash -c "sleep 5; reboot" &> /dev/null </dev/null &
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}
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RestartDNS(){
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if [ -x "$(command -v systemctl)" ]; then
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systemctl restart dnsmasq &> /dev/null
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else
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service dnsmasq restart &> /dev/null
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fi
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}
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SetQueryLogOptions(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/API_QUERY_LOG_SHOW/d;' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "API_QUERY_LOG_SHOW=${args[2]}" >> /etc/pihole/setupVars.conf
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}
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EnableDHCP(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/DHCP_/d;' /etc/pihole/setupVars.conf
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echo "DHCP_ACTIVE=true" >> /etc/pihole/setupVars.conf
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echo "DHCP_START=${args[2]}" >> /etc/pihole/setupVars.conf
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echo "DHCP_END=${args[3]}" >> /etc/pihole/setupVars.conf
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echo "DHCP_ROUTER=${args[4]}" >> /etc/pihole/setupVars.conf
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# Remove setting from file
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sed -i '/dhcp-/d;/quiet-dhcp/d;' /etc/dnsmasq.d/01-pihole.conf
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# Save setting to file
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echo "dhcp-range=${args[2]},${args[3]},infinite" >> /etc/dnsmasq.d/01-pihole.conf
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echo "dhcp-option=option:router,${args[4]}" >> /etc/dnsmasq.d/01-pihole.conf
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# Changes the behaviour from strict RFC compliance so that DHCP requests on unknown leases from unknown hosts are not ignored. This allows new hosts to get a lease without a tedious timeout under all circumstances. It also allows dnsmasq to rebuild its lease database without each client needing to reacquire a lease, if the database is lost.
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echo "dhcp-authoritative" >> /etc/dnsmasq.d/01-pihole.conf
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# Use the specified file to store DHCP lease information
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echo "dhcp-leasefile=/etc/pihole/dhcp.leases" >> /etc/dnsmasq.d/01-pihole.conf
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# Suppress logging of the routine operation of these protocols. Errors and problems will still be logged, though.
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echo "quiet-dhcp" >> /etc/dnsmasq.d/01-pihole.conf
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echo "quiet-dhcp6" >> /etc/dnsmasq.d/01-pihole.conf
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RestartDNS
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}
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DisableDHCP(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/DHCP_ACTIVE/d;' /etc/pihole/setupVars.conf
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echo "DHCP_ACTIVE=false" >> /etc/pihole/setupVars.conf
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# Remove setting from file
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sed -i '/dhcp-/d;/quiet-dhcp/d;' /etc/dnsmasq.d/01-pihole.conf
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RestartDNS
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}
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SetWebUILayout(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/WEBUIBOXEDLAYOUT/d;' /etc/pihole/setupVars.conf
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echo "WEBUIBOXEDLAYOUT=${args[2]}" >> /etc/pihole/setupVars.conf
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}
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SetDNSDomainName(){
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# Remove setting from file (create backup setupVars.conf.bak)
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sed -i.bak '/PIHOLE_DOMAIN/d;' /etc/pihole/setupVars.conf
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# Save setting to file
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echo "PIHOLE_DOMAIN=${args[2]}" >> /etc/pihole/setupVars.conf
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# Replace within actual dnsmasq config file
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sed -i '/domain=/d;' /etc/dnsmasq.d/01-pihole.conf
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echo "domain=${args[2]}" >> /etc/dnsmasq.d/01-pihole.conf
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# Restart dnsmasq to load new configuration
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RestartDNS
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}
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ResolutionSettings() {
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typ=${args[2]}
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state=${args[3]}
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if [[ "${typ}" == "forward" ]]; then
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sed -i.bak '/API_GET_UPSTREAM_DNS_HOSTNAME/d;' /etc/pihole/setupVars.conf
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echo "API_GET_UPSTREAM_DNS_HOSTNAME=${state}" >> /etc/pihole/setupVars.conf
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elif [[ "${typ}" == "clients" ]]; then
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sed -i.bak '/API_GET_CLIENT_HOSTNAME/d;' /etc/pihole/setupVars.conf
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echo "API_GET_CLIENT_HOSTNAME=${state}" >> /etc/pihole/setupVars.conf
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fi
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}
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case "${args[1]}" in
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"-p" | "password" ) SetWebPassword;;
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"-c" | "celsius" ) unit="C"; SetTemperatureUnit;;
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"-f" | "fahrenheit" ) unit="F"; SetTemperatureUnit;;
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"-k" | "kelvin" ) unit="K"; SetTemperatureUnit;;
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"setdns" ) SetDNSServers;;
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"setexcludedomains" ) SetExcludeDomains;;
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"setexcludeclients" ) SetExcludeClients;;
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"reboot" ) Reboot;;
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"restartdns" ) RestartDNS;;
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"setquerylog" ) SetQueryLogOptions;;
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"enabledhcp" ) EnableDHCP;;
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"disabledhcp" ) DisableDHCP;;
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"layout" ) SetWebUILayout;;
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"-h" | "--help" ) helpFunc;;
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"domainname" ) SetDNSDomainName;;
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"resolve" ) ResolutionSettings;;
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* ) helpFunc;;
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esac
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shift
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if [[ $# = 0 ]]; then
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helpFunc
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fi
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