Viewing file:  ifup (3.75 KB) -rwxr-xr-x
Select action/file-type:
 (+) |  (+) |  (+) | Code (+) | Session (+) |  (+) | SDB (+) |  (+) |  (+) |  (+) |  (+) |  (+) |
#!/bin/bash
# Network Interface Configuration System
# Copyright (c) 1996-2001 Red Hat, Inc. all rights reserved.
#
# This software may be freely redistributed under the terms of the GNU
# public license.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
unset WINDOW # defined by screen, conflicts with our usage
. /etc/init.d/functions
cd /etc/sysconfig/network-scripts
. ./network-functions
[ -f ../network ] && . ../network
CONFIG=${1}
[ -z "${CONFIG}" ] && {
echo $"Usage: ifup " >&2
exit 1
}
need_config ${CONFIG}
[ -f "${CONFIG}" ] || {
echo $"$0: configuration for ${1} not found." >&2
echo $"Usage: ifup " >&2
exit 1
}
if [ ${UID} != 0 ]; then
if [ -x /usr/sbin/usernetctl ]; then
source_config
if /usr/sbin/usernetctl ${CONFIG} report ; then
exec /usr/sbin/usernetctl ${CONFIG} up
fi
fi
echo $"Users cannot control this device." >&2
exit 1
fi
source_config
if [ "foo$2" = "fooboot" ] && [ "${ONBOOT}" = "no" -o "${ONBOOT}" = "NO" ]
then
exit 0
fi
if [ -n "$IN_HOTPLUG" ] && [ "${HOTPLUG}" = "no" -o "${HOTPLUG}" = "NO" ]
then
exit 0
fi
if [ -n "$IN_HOTPLUG" -a "${TYPE}" = "Bridge" ];
then
exit 0
fi
# Ethernet 802.1Q VLAN support
if [ -x /sbin/vconfig -a "${VLAN}" = "yes" -a "$ISALIAS" = "no" ]; then
VID=""
MATCH='^(eth|hsi|bond)[0-9]+\.[0-9]{1,4}$'
if [[ "${DEVICE}" =~ $MATCH ]]; then
VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^[a-z0-9]*\.0*//')
PHYSDEV=${DEVICE%.*}
fi
if [[ "${DEVICE}" =~ '^vlan[0-9]{1,4}?' ]]; then
VID=$(echo "${DEVICE}" | LC_ALL=C sed 's/^vlan0*//')
# PHYSDEV should be set in ifcfg-vlan* file
if test -z "$PHYSDEV"; then
echo $"PHYSDEV should be set for device ${DEVICE}"
exit 1
fi
fi
if [ -n "$VID" ]; then
if [ ! -d /proc/net/vlan ]; then
if ! modprobe 8021q >/dev/null 2>&1 ; then
echo $"No 802.1Q VLAN support available in kernel for device ${DEVICE}"
exit 1
fi
fi
test -z "$VLAN_NAME_TYPE" && VLAN_NAME_TYPE=DEV_PLUS_VID_NO_PAD
/sbin/vconfig set_name_type "$VLAN_NAME_TYPE" >/dev/null 2>&1 || {
echo $"Could not set 802.1Q VLAN parameters."
}
is_available ${PHYSDEV} || {
if [ "$?" = "1" ] ; then
echo $"$alias device ${DEVICE} does not seem to be present, delaying initialization."
exit 1
else
exit 0
fi
}
# Link on Physical device needs to be up but no ip required
check_device_down ${PHYSDEV} && {
ip -o link set dev ${PHYSDEV} up
}
if [ ! -f /proc/net/vlan/${DEVICE} ]; then
/sbin/vconfig add ${PHYSDEV} ${VID} || {
(/usr/bin/logger -p daemon.info -t ifup \
$"ERROR: could not add vlan ${VID} as ${DEVICE} on dev ${PHYSDEV}" &)&
echo $"ERROR: could not add vlan ${VID} as ${DEVICE} on dev ${PHYSDEV}"
exit 1
}
fi
if [ -f /proc/net/vlan/${DEVICE} ]; then
case "$REORDER_HDR" in
yes|1)
/sbin/vconfig set_flag ${DEVICE} 1 1 || {
(/usr/bin/logger -p daemon.info -t ifup \
"WARNING: vconfig not able to enable REORDER_HDR on ${DEVICE}" &)&
}
;;
no|0)
/sbin/vconfig set_flag ${DEVICE} 1 0 || {
(/usr/bin/logger -p daemon.info -t ifup \
$"WARNING: vconfig not able to disable REORDER_HDR on ${DEVICE}" &)&
}
;;
esac
fi
fi
fi
# Old BOOTP variable
if [ "${BOOTP}" = "yes" ]; then
BOOTPROTO=bootp
fi
if [ "${BOOTPROTO}" = "bootp" -o "${BOOTPROTO}" = "dhcp" ]; then
DYNCONFIG=true
fi
if [ -x /sbin/ifup-pre-local ]; then
/sbin/ifup-pre-local ${CONFIG} $2
fi
OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-${DEVICETYPE}"
if [ ! -x ${OTHERSCRIPT} ]; then
OTHERSCRIPT="/etc/sysconfig/network-scripts/ifup-eth"
fi
exec ${OTHERSCRIPT} ${CONFIG} $2
|