#!/usr/bin/env bash NETWORK=${NETWORK:-yes} NETWORK_EC2=${NETWORK_EC2:-no} SERVICES=${SERVICES:-one-context-local one-context} rm -f /etc/udev/rules.d/70-persistent-cd.rules rm -f /etc/udev/rules.d/70-persistent-net.rules # Reload udev rules udevadm control --reload >/dev/null 2>&1 || : ### Enable services ######################################## if which systemctl >/dev/null 2>&1 && \ [ -d /etc/systemd ] && \ [ -f /usr/lib/systemd/system/one-context.service ]; then systemctl daemon-reload >/dev/null 2>&1 || : for S in ${SERVICES}; do systemctl enable "${S}.service" >/dev/null 2>&1 done fi if which chkconfig >/dev/null 2>&1; then for S in ${SERVICES}; do chkconfig --add "${S}" >/dev/null 2>&1 done # EL6: refresh initramfs via dracut for growroot module if [ -f /usr/share/dracut/modules.d/50growroot/install ]; then for I in $(find /boot -name 'initramfs-*.img'); do KERNEL_VERS=$(echo "${I}" | sed -e 's/.*initramfs-\(.*\)\.img/\1/') dracut -f "${I}" "${KERNEL_VERS}" || : done fi elif which update-rc.d >/dev/null 2>&1; then for S in ${SERVICES}; do update-rc.d "${S}" enable >/dev/null 2>&1 update-rc.d "${S}" defaults >/dev/null 2>&1 done elif which rc-update >/dev/null 2>&1; then for S in ${SERVICES}; do rc-update add "${S}" boot >/dev/null 2>&1 done elif [ -x /bin/freebsd-version ]; then : else echo 'WARNING: Contextualization service not enabled automatically' >&2 fi ### Cleanup network configuration ########################## if [ "${NETWORK}" != 'yes' ]; then exit fi # Debian based distros if [ -d /etc/network ]; then # Prepare network files cp /etc/network/interfaces /etc/network/interfaces.$(date "+%s") rm -rf /etc/network/interfaces.d rm -rf /etc/netplan/* if [ "${NETWORK_EC2}" = 'yes' ]; then cat > /etc/network/interfaces <<EOT # The loopback network interface auto lo iface lo inet loopback auto eth0 iface eth0 inet dhcp EOT else cat > /etc/network/interfaces <<EOT # The loopback network interface auto lo iface lo inet loopback EOT fi # Do not reconfigure network interfaces on boot # if [ -f /etc/default/networking ]; then # if ! grep -q ^CONFIGURE_INTERFACES /etc/default/networking; then # echo 'CONFIGURE_INTERFACES=no' >> /etc/default/networking # fi # fi fi # RedHat based distros if [ -d /etc/sysconfig/network-scripts ]; then # Prepare network files find /etc/sysconfig/network-scripts -type f \ -name 'ifcfg-*' ! -name 'ifcfg-lo' \ -exec rm -f {} \; if [ "${NETWORK_EC2}" = 'yes' ]; then cat >/etc/sysconfig/network-scripts/ifcfg-eth0 <<EOT DEVICE="eth0" BOOTPROTO="dhcp" ONBOOT="yes" TYPE="Ethernet" USERCTL="yes" PEERDNS="yes" IPV6INIT="no" NM_CONTROLLED="no" PERSISTENT_DHCLIENT="1" EOT fi fi # openSUSE based distros if [ -d /etc/sysconfig/network ]; then # Prepare network files find /etc/sysconfig/network -type f \ \( -name 'ifcfg-*' -o -name 'ifroute-*' -o -name 'ifsysctl-*' \) \ ! -name 'ifcfg-lo' ! -name 'ifroute-lo' ! -name 'ifsysctl-lo' \ -exec rm -f {} \; rm -f /etc/sysconfig/network/routes /etc/sysconfig/network/ifsysctl sed -i '/^NETCONFIG_DNS_STATIC_SERVERS=/ s/=.*$/="/' /etc/sysconfig/network/config sed -i '/^NETCONFIG_DNS_STATIC_SEARCHLIST=/ s/=.*$/=""/' /etc/sysconfig/network/config if [ "${NETWORK_EC2}" = 'yes' ]; then cat >/etc/sysconfig/network/ifcfg-eth0 <<EOT DEVICE=eth0 BOOTPROTO=dhcp4 STARTMODE=auto USERCONTROL=yes EOT fi fi # FreeBSD based distros #TODO: pfsense paths? if [ -x /bin/freebsd-version ]; then rm -f /etc/rc.conf.d/network /etc/rc.conf.d/routing if [ -f /etc/rc.conf ]; then sed -i '' \ -e '/^ifconfig_/d' \ -e '/^route_/d' \ -e '/^static_routes/d' \ -e '/^defaultrouter/d' \ /etc/rc.conf fi fi