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|
#!/bin/sh
########################################################################
# Begin $NETWORK_DEVICES/ifdown
#
# Description : Interface Down
#
# Authors : Nathan Coulson - nathan@linuxfromscratch.org
# Kevin P. Fleming - kpfleming@linuxfromscratch.org
#
# Version : 00.01
#
# Notes : the IFCONFIG variable is passed to the scripts found
# in the services directory, to indicate what file the
# service should source to get environmental variables.
#
########################################################################
. /lib/lsb/init-functions
# Collect a list of configuration files for our interface
if [ -n "${2}" ]; then
for file in ${@#$1}; do # All parameters except $1
FILES="${FILES} ${NETWORK_DEVICES}/ifconfig.${1}/${file}"
done
elif [ -d "${NETWORK_DEVICES}/ifconfig.${1}" ]; then
FILES=`echo ${NETWORK_DEVICES}/ifconfig.${1}/*`
else
FILES="${NETWORK_DEVICES}/ifconfig.${1}"
fi
# Reverse the order configuration files are processed in
for file in ${FILES}; do
FILES2="${file} ${FILES2}"
done
FILES=${FILES2}
# Process each configuration file
for file in ${FILES}; do
# skip backup files
if [ "${file}" != "${file%""~""}" ]; then
continue
fi
if [ ! -f "${file}" ]; then
message="${file} is not a network configuration file or directory."
log_warning_msg
fi
(
. ${file}
# Will not process this service if started by boot, and ONBOOT
# is not set to yes
if [ "${IN_BOOT}" = "1" -a "${ONBOOT}" != "yes" ]; then
continue
fi
# Will not process this service if started by hotplug, and
# ONHOTPLUG is not set to yes
if [ "${IN_HOTPLUG}" = "1" -a "${ONHOTPLUG}" != "yes" ]; then
continue
fi
# This will run the service script, if SERVICE is set
if [ -n "${SERVICE}" -a -x "${NETWORK_DEVICES}/services/${SERVICE}" ]; then
if ip link show ${1} > /dev/null 2>&1
then
IFCONFIG=${file} ${NETWORK_DEVICES}/services/${SERVICE} ${1} down
else
message="Interface ${1} doesn't exist."
log_warning_msg
fi
else
echo -e "${FAILURE}Unable to process ${file}. Either"
echo -e "${FAILURE}the SERVICE variable was not set,"
echo -e "${FAILURE}or the specified service cannot be executed."
message=""
log_failure_msg
fi
)
done
if [ -z "${2}" ]; then
link_status=`ip link show $1`
if [ -n "${link_status}" ]; then
if echo "${link_status}" | grep -q UP; then
message="Bringing down the ${1} interface..."
ip link set ${1} down
evaluate_retval standard
fi
fi
fi
# End $NETWORK_DEVICES/ifdown
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