mirror of
https://git.linuxfromscratch.org/lfs.git
synced 2025-02-01 03:42:13 +00:00
5de4ea079a
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@9553 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
81 lines
1.8 KiB
Bash
81 lines
1.8 KiB
Bash
#!/bin/sh
|
|
########################################################################
|
|
# Begin /lib/network-services/ipv4-static
|
|
#
|
|
# Description : IPV4 Static Boot Script
|
|
#
|
|
# Authors : Nathan Coulson - nathan@linuxfromscratch.org
|
|
# Kevin P. Fleming - kpfleming@linuxfromscratch.org
|
|
#
|
|
# Version : 00.00
|
|
#
|
|
# Notes :
|
|
#
|
|
########################################################################
|
|
|
|
. /lib/lsb/init-functions
|
|
. ${IFCONFIG}
|
|
|
|
if [ -z "${IP}" ]; then
|
|
log_failure_msg "IP variable missing from ${IFCONFIG}, cannot continue."
|
|
exit 1
|
|
fi
|
|
|
|
if [ -z "${PREFIX}" -a -z "${PEER}" ]; then
|
|
log_warning_msg "PREFIX variable missing from ${IFCONFIG}, assuming 24."
|
|
PREFIX=24
|
|
args="${args} ${IP}/${PREFIX}"
|
|
elif [ -n "${PREFIX}" -a -n "${PEER}" ]; then
|
|
log_failure_msg "PREFIX and PEER both specified in ${IFCONFIG}, cannot continue."
|
|
exit 1
|
|
elif [ -n "${PREFIX}" ]; then
|
|
args="${args} ${IP}/${PREFIX}"
|
|
elif [ -n "${PEER}" ]; then
|
|
args="${args} ${IP} peer ${PEER}"
|
|
fi
|
|
|
|
if [ -n "${BROADCAST}" ]; then
|
|
args="${args} broadcast ${BROADCAST}"
|
|
fi
|
|
|
|
if [ -n "${SOURCE}" ]; then
|
|
args="${args} src ${SOURCE}"
|
|
fi
|
|
|
|
case "${2}" in
|
|
up)
|
|
MESSAGE="Adding IPv4 address ${IP} to the ${1} interface..."
|
|
ip addr add ${args} dev ${1}
|
|
evaluate_retval
|
|
|
|
if [ -n "${GATEWAY}" ]; then
|
|
if ip route | grep -q default; then
|
|
log_warning_msg "Gateway already setup; skipping." ${WARNING}
|
|
else
|
|
MESSAGE="Setting up default gateway..."
|
|
ip route add default via ${GATEWAY} dev ${1}
|
|
evaluate_retval
|
|
fi
|
|
fi
|
|
;;
|
|
|
|
down)
|
|
if [ -n "${GATEWAY}" ]; then
|
|
MESSAGE="Removing default gateway..."
|
|
ip route del default
|
|
evaluate_retval
|
|
fi
|
|
|
|
MESSAGE="Removing IPv4 address ${IP} from the ${1} interface..."
|
|
ip addr del ${args} dev ${1}
|
|
evaluate_retval
|
|
;;
|
|
|
|
*)
|
|
echo "Usage: ${0} [interface] {up|down}"
|
|
exit 1
|
|
;;
|
|
esac
|
|
|
|
# End /lib/network-services/ipv4-static
|