|
|
#
|
|
|
# Setup Networking
|
|
|
#
|
|
|
|
|
|
# Load utility functions
|
|
|
. ./functions.sh
|
|
|
|
|
|
# Install and setup hostname
|
|
|
install_readonly files/network/hostname "$R/etc/hostname"
|
|
|
sed -i "s/^rpi2-jessie/${HOSTNAME}/" "$R/etc/hostname"
|
|
|
|
|
|
# Install and setup hosts
|
|
|
install_readonly files/network/hosts "$R/etc/hosts"
|
|
|
sed -i "s/rpi2-jessie/${HOSTNAME}/" "$R/etc/hosts"
|
|
|
|
|
|
# Setup hostname entry with static IP
|
|
|
if [ "$NET_ADDRESS" != "" ] ; then
|
|
|
NET_IP=$(echo "${NET_ADDRESS}" | cut -f 1 -d'/')
|
|
|
sed -i "s/^127.0.1.1/${NET_IP}/" "$R/etc/hosts"
|
|
|
fi
|
|
|
|
|
|
# Remove IPv6 hosts
|
|
|
if [ "$ENABLE_IPV6" = false ] ; then
|
|
|
sed -i -e "/::[1-9]/d" -e "/^$/d" "$R/etc/hosts"
|
|
|
fi
|
|
|
|
|
|
# Install hint about network configuration
|
|
|
install_readonly files/network/interfaces "$R/etc/network/interfaces"
|
|
|
|
|
|
# Install configuration for interface eth0
|
|
|
install_readonly files/network/eth.network "$R/etc/systemd/network/eth.network"
|
|
|
|
|
|
if [ "$ENABLE_DHCP" = true ] ; then
|
|
|
# Enable DHCP configuration for interface eth0
|
|
|
sed -i -e "s/DHCP=.*/DHCP=yes/" -e "/DHCP/q" "$R/etc/systemd/network/eth.network"
|
|
|
|
|
|
# Set DHCP configuration to IPv4 only
|
|
|
if [ "$ENABLE_IPV6" = false ] ; then
|
|
|
sed -i "s/DHCP=.*/DHCP=v4/" "$R/etc/systemd/network/eth.network"
|
|
|
fi
|
|
|
|
|
|
else # ENABLE_DHCP=false
|
|
|
# Set static network configuration for interface eth0
|
|
|
sed -i\
|
|
|
-e "s|DHCP=.*|DHCP=no|"\
|
|
|
-e "s|Address=\$|Address=${NET_ADDRESS}|"\
|
|
|
-e "s|Gateway=\$|Gateway=${NET_GATEWAY}|"\
|
|
|
-e "0,/DNS=\$/ s|DNS=\$|DNS=${NET_DNS_1}|"\
|
|
|
-e "0,/DNS=\$/ s|DNS=\$|DNS=${NET_DNS_2}|"\
|
|
|
-e "s|Domains=\$|Domains=${NET_DNS_DOMAINS}|"\
|
|
|
-e "0,/NTP=\$/ s|NTP=\$|NTP=${NET_NTP_1}|"\
|
|
|
-e "0,/NTP=\$/ s|NTP=\$|NTP=${NET_NTP_2}|"\
|
|
|
"$R/etc/systemd/network/eth.network"
|
|
|
fi
|
|
|
|
|
|
# Remove empty settings from network configuration
|
|
|
sed -i "/.*=\$/d" "$R/etc/systemd/network/eth.network"
|
|
|
|
|
|
# Enable systemd-networkd service
|
|
|
chroot_exec systemctl enable systemd-networkd
|
|
|
|
|
|
# Install host.conf resolver configuration
|
|
|
install_readonly files/network/host.conf "$R/etc/host.conf"
|
|
|
|
|
|
# Enable network stack hardening
|
|
|
if [ "$ENABLE_HARDNET" = true ] ; then
|
|
|
# Install sysctl.d configuration files
|
|
|
install_readonly files/sysctl.d/82-rpi-net-hardening.conf "$R/etc/sysctl.d/82-rpi-net-hardening.conf"
|
|
|
|
|
|
# Setup resolver warnings about spoofed addresses
|
|
|
sed -i "s/^# spoof warn/spoof warn/" "$R/etc/host.conf"
|
|
|
fi
|
|
|
|
