diff options
Diffstat (limited to 'ifdown')
| -rwxr-xr-x | ifdown | 100 |
1 files changed, 0 insertions, 100 deletions
@@ -1,100 +0,0 @@ -#!/bin/bash -######################################################################## -# Begin /sbin/ifdown -# -# Description : Interface Down -# -# Authors : Nathan Coulson - nathan@linuxfromscratch.org -# Kevin P. Fleming - kpfleming@linuxfromscratch.org -# Update : Bruce Dubbs - bdubbs@linuxfromscratch.org -# -# Version : LFS 7.0 -# -# Notes : the IFCONFIG variable is passed to the scripts found -# in the /lib/services directory, to indicate what file the -# service should source to get interface specifications. -# -######################################################################## - -RELEASE="7.0" - -USAGE="Usage: $0 [ -hV ] [--help] [--version] interface" -VERSTR="LFS ifdown, version ${RELEASE}" - -while [ $# -gt 0 ]; do - case "$1" in - --help | -h) help="y"; break ;; - - --version | -V) echo "${VERSTR}"; exit 0 ;; - - -*) echo "ifup: ${1}: invalid option" >&2 - echo "${USAGE}" >& 2 - exit 2 ;; - - *) break ;; - esac -done - -if [ -n "$help" ]; then - echo "${VERSTR}" - echo "${USAGE}" - echo - cat << HERE_EOF -ifdown is used to bring down a network interface. The interface -parameter, e.g. eth0 or eth0:2, must match the trailing part of the -interface specifications file, e.g. /etc/sysconfig/ifconfig.eth0:2. - -HERE_EOF - exit 0 -fi - -file=/etc/sysconfig/ifconfig.${1} - -# Skip backup files -[ "${file}" = "${file%""~""}" ] || exit 0 - -#. /lib/lsb/init-functions - -if [ ! -r "${file}" ]; then - echo "${file} is missing or cannot be accessed." - exit 1 -fi - -. ${file} - -if [ "$IFACE" = "" ]; then - echo "${file} does not define an interface [IFACE]." - exit 1 -fi - -# We only need to first service to bring down the interface -S=`echo ${SERVICE} | cut -f1 -d" "` - -if ip link show ${IFACE} > /dev/null 2>&1; then - if [ -n "${S}" -a -x "/lib/services/${S}" ]; then - IFCONFIG=${file} /lib/services/${S} ${IFACE} down - else - MSG="Unable to process ${file}. Either " - MSG="${MSG}the SERVICE variable was not set " - MSG="${MSG}or the specified service cannot be executed." - echo "$MSG" - exit 1 - fi -else - echo "Interface ${1} doesn't exist." -fi - -# Leave the interface up if there are additional interfaces in the device -link_status=`ip link show ${IFACE} 2>/dev/null` - -if [ -n "${link_status}" ]; then - if [ "$(echo "${link_status}" | grep UP)" != "" ]; then - if [ "$(ip addr show ${IFACE} | grep 'inet ')" == "" ]; then - echo "Bringing down the ${IFACE} interface..." - ip link set ${IFACE} down - #evaluate_retval - fi - fi -fi - -# End /sbin/ifdown |