Add new interface listening option "bind" (#4476)

Signed-off-by: DL6ER <dl6er@dl6er.de>
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DL6ER 2021-12-20 21:36:19 +01:00 committed by GitHub
parent ef0a22f9ec
commit c0f454ddfa
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@ -199,6 +199,8 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
# Setup interface listening behavior of dnsmasq
delete_dnsmasq_setting "interface"
delete_dnsmasq_setting "local-service"
delete_dnsmasq_setting "except-interface"
delete_dnsmasq_setting "bind-interfaces"
if [[ "${DNSMASQ_LISTENING}" == "all" ]]; then
# Listen on all interfaces, permit all origins
@ -207,6 +209,7 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
# Listen only on all interfaces, but only local subnets
add_dnsmasq_setting "local-service"
else
# Options "bind" and "single"
# Listen only on one interface
# Use eth0 as fallback interface if interface is missing in setupVars.conf
if [ -z "${PIHOLE_INTERFACE}" ]; then
@ -214,6 +217,11 @@ trust-anchor=.,20326,8,2,E06D44B80B8F1D39A95C0B0D7C65D08458E880409BBC68345710423
fi
add_dnsmasq_setting "interface" "${PIHOLE_INTERFACE}"
if [[ "${DNSMASQ_LISTENING}" == "bind" ]]; then
# Really bind to interface
add_dnsmasq_setting "bind-interfaces"
fi
fi
if [[ "${CONDITIONAL_FORWARDING}" == true ]]; then
@ -600,9 +608,10 @@ Example: 'pihole -a -i local'
Specify dnsmasq's network interface listening behavior
Interfaces:
local Listen on all interfaces, but only allow queries from
devices that are at most one hop away (local devices)
single Listen only on ${PIHOLE_INTERFACE} interface
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 ${PIHOLE_INTERFACE}
all Listen on all interfaces, permit all origins"
exit 0
fi
@ -613,6 +622,9 @@ Interfaces:
elif [[ "${args[2]}" == "local" ]]; then
echo -e " ${INFO} Listening on all interfaces, permitting origins from one hop away (LAN)"
change_setting "DNSMASQ_LISTENING" "local"
elif [[ "${args[2]}" == "bind" ]]; then
echo -e " ${INFO} Binding on interface ${PIHOLE_INTERFACE}"
change_setting "DNSMASQ_LISTENING" "bind"
else
echo -e " ${INFO} Listening only on interface ${PIHOLE_INTERFACE}"
change_setting "DNSMASQ_LISTENING" "single"