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-rw-r--r--bootstrap.d/20-networking.sh32
1 files changed, 16 insertions, 16 deletions
diff --git a/bootstrap.d/20-networking.sh b/bootstrap.d/20-networking.sh
index 3216f4e..bd6e8db 100644
--- a/bootstrap.d/20-networking.sh
+++ b/bootstrap.d/20-networking.sh
@@ -6,37 +6,37 @@
. ./functions.sh
# Install and setup hostname
-install_readonly files/network/hostname $R/etc/hostname
-sed -i "s/^rpi2-jessie/${HOSTNAME}/" $R/etc/hostname
+install_readonly files/network/hostname "$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}/" $R/etc/hosts
+install_readonly files/network/hosts "$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}/" $R/etc/hosts
+ NET_IP=$(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" $R/etc/hosts
+ sed -i -e "/::[1-9]/d" -e "/^$/d" "$R/etc/hosts"
fi
# Install hint about network configuration
-install_readonly files/network/interfaces $R/etc/network/interfaces
+install_readonly files/network/interfaces "$R/etc/network/interfaces"
# Install configuration for interface eth0
-install_readonly files/network/eth.network $R/etc/systemd/network/eth.network
+install_readonly files/network/eth.network "$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" $R/etc/systemd/network/eth.network
+ sed -i -e "s/DHCP=.*/DHCP=yes/" -e "/DHCP/q" "$R/etc/systemd/network/eth.network"
# Set DHCP configuration to IPv4 only
if [ "$ENABLE_IPV6" = false ] ; then
- sed -i "s/DHCP=.*/DHCP=v4/" $R/etc/systemd/network/eth.network
+ sed -i "s/DHCP=.*/DHCP=v4/" "$R/etc/systemd/network/eth.network"
fi
else # ENABLE_DHCP=false
@@ -50,23 +50,23 @@ else # ENABLE_DHCP=false
-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}|"\
- $R/etc/systemd/network/eth.network
+ "$R/etc/systemd/network/eth.network"
fi
# Remove empty settings from network configuration
-sed -i "/.*=\$/d" $R/etc/systemd/network/eth.network
+sed -i "/.*=\$/d" "$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 $R/etc/host.conf
+install_readonly files/network/host.conf "$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 $R/etc/sysctl.d/82-rpi-net-hardening.conf
+ install_readonly files/sysctl.d/82-rpi-net-hardening.conf "$R/etc/sysctl.d/82-rpi-net-hardening.conf"
# Setup resolver warnings about spoofed addresses
- sed -i "s/^# spoof warn/spoof warn/" $R/etc/host.conf
+ sed -i "s/^# spoof warn/spoof warn/" "$R/etc/host.conf"
fi