mirror of
https://github.com/YunoHost-Apps/pihole_ynh.git
synced 2024-09-03 20:05:58 +02:00
85 lines
3.3 KiB
Bash
Executable file
85 lines
3.3 KiB
Bash
Executable file
#!/bin/bash
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source /usr/share/yunohost/helpers
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app="__APP__"
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action=$1
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pending_conf=$4/../dnsmasq
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[[ "$action" == "pre" ]] || exit 0
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[[ -d "$pending_conf" ]] || exit 0
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#
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# Regen /etc/dnsmasq.d/01-pihole.conf
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#
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dnsmasq_dir="${pending_conf}/etc/dnsmasq.d"
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mkdir -p "$dnsmasq_dir"
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main_iface=$(ip route | grep --max-count=1 default | awk '{print $5;}')
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cp -a "/etc/.pihole/advanced/01-pihole.conf" "$dnsmasq_dir/"
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ynh_replace_string --match_string="@DNS1@" --replace_string="" --target_file="$dnsmasq_dir/01-pihole.conf"
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ynh_replace_string --match_string="@DNS2@" --replace_string="" --target_file="$dnsmasq_dir/01-pihole.conf"
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ynh_replace_string --match_string="^no-resolv" --replace_string="#no-resolv" --target_file="$dnsmasq_dir/01-pihole.conf"
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ynh_replace_string --match_string="@INT@" --replace_string="$main_iface" --target_file="$dnsmasq_dir/01-pihole.conf"
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ynh_replace_string --match_string="@CACHE_SIZE@" --replace_string="1000" --target_file="$dnsmasq_dir/01-pihole.conf"
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query_logging=$(ynh_app_setting_get --app=$app --key=query_logging)
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if [ "$query_logging" = "true" ]; then
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ynh_replace_string --match_string="^#log-queries" --replace_string="log-queries" --target_file="$dnsmasq_dir/01-pihole.conf"
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else
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ynh_replace_string --match_string="^log-queries" --replace_string="#log-queries" --target_file="$dnsmasq_dir/01-pihole.conf"
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fi
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#
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# Tweak dnsmsasq's general conf cache-size
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#
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ynh_replace_string --match_string="^cache-size=" --replace_string="#pihole# cache-size=" --target_file="${pending_conf}/etc/dnsmasq.conf"
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ynh_replace_string --match_string="^listen-address=" --replace_string="#pihole# listen-address=" --target_file="${pending_conf}/etc/dnsmasq.conf"
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echo "
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conf-dir=/etc/dnsmasq.d/" >> "${pending_conf}/etc/dnsmasq.conf"
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#
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# Regen /etc/dnsmasq.d/02-pihole-dhcp.conf
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#
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enable_dhcp=$(ynh_app_setting_get --app=$app --key=enable_dhcp)
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if [ $enable_dhcp -eq 1 ]
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then
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# Get the default network interface
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# Find the IP associated to the network interface
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localipv4=$(ip address | grep "${main_iface}\$" | awk '{print $2;}' | cut -d/ -f1)
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max_dhcp_range=250
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dhcp_range=100
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# Define the dhcp range from the current ip
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ip_beginning_part=$(echo "$localipv4" | cut -d. -f1-3)
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ip_fourth_part=$(echo "$localipv4" | cut -d. -f4)
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b_range=$(( $ip_fourth_part + $dhcp_range ))
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if [ $b_range -gt $max_dhcp_range ]; then
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b_range=$max_dhcp_range
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fi
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a_range=$(( $b_range - $dhcp_range ))
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# Get the gateway
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gateway=$(ip route | grep default | awk '{print $3;}')
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# And the mac adress
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hw_adress=$(ip link | grep -A1 "$main_iface" | tail -n1 | awk '{print $2;}')
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# Copy the config file
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cp -a "/etc/yunohost/apps/$app/conf/02-pihole-dhcp.conf" "$dnsmasq_dir/"
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# And set the config
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ynh_replace_string --match_string="__A_RANGE__" --replace_string="$ip_beginning_part.$a_range" --target_file="${pending_conf}/etc/dnsmasq.d/02-pihole-dhcp.conf"
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ynh_replace_string --match_string="__B_RANGE__" --replace_string="$ip_beginning_part.$b_range" --target_file="${pending_conf}/etc/dnsmasq.d/02-pihole-dhcp.conf"
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ynh_replace_string --match_string="__GATEWAY__" --replace_string="$gateway" --target_file="${pending_conf}/etc/dnsmasq.d/02-pihole-dhcp.conf"
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# Set a static ip for the server.
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echo "dhcp-host=$hw_adress,$localipv4" > "${dnsmasq_dir}/04-pihole-static-dhcp.conf"
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fi
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exit 0
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