source: bootscripts/clfs/sysconfig/network-devices/services/ipv4-static@ 493c7be

clfs-1.2 clfs-2.1 clfs-3.0.0-systemd clfs-3.0.0-sysvinit systemd sysvinit
Last change on this file since 493c7be was efc99f2, checked in by Jim Gifford <clfs@…>, 18 years ago

Added the ability to have network subinterfaces

  • Property mode set to 100644
File size: 2.0 KB
Line 
1#!/bin/sh
2########################################################################
3# Begin $network_devices/services/ipv4-static
4#
5# Description : IPV4 Static Boot Script
6#
7# Authors : Nathan Coulson - nathan@linuxfromscratch.org
8# Kevin P. Fleming - kpfleming@linuxfromscratch.org
9#
10# Version : 00.00
11#
12# Notes :
13#
14########################################################################
15
16. /etc/sysconfig/rc
17. ${rc_functions}
18. ${IFCONFIG}
19
20if [ -z "${IP}" ]; then
21 boot_mesg "IP variable missing from ${IFCONFIG}, cannot continue." ${FAILURE}
22 echo_failure
23 exit 1
24fi
25
26if [ -z "${PREFIX}" -a -z "${PEER}" ]; then
27 boot_mesg -n "PREFIX variable missing from ${IFCONFIG}," ${WARNING}
28 boot_mesg " assuming 24."
29 echo_warning
30 PREFIX=24
31 args="${args} ${IP}/${PREFIX}"
32elif [ -n "${PREFIX}" -a -n "${PEER}" ]; then
33 boot_mesg "PREFIX and PEER both specified in ${IFCONFIG}, cannot continue." ${FAILURE}
34 echo_failure
35 exit 1
36elif [ -n "${PREFIX}" ]; then
37 args="${args} ${IP}/${PREFIX}"
38elif [ -n "${PEER}" ]; then
39 args="${args} ${IP} peer ${PEER}"
40fi
41
42if [ -n "${BROADCAST}" ]; then
43 args="${args} broadcast ${BROADCAST}"
44fi
45
46if [ -n "${SOURCE}" ]; then
47 args="${args} src ${SOURCE}"
48fi
49
50case "${2}" in
51 up)
52 boot_mesg "Adding IPv4 address ${IP} to the ${1} interface..."
53 if [ "${INTERFACE}" != "" ]; then
54 ip addr add ${args} dev ${1} label ${1}
55 else
56 ip addr add ${args} dev ${1}
57 fi
58 evaluate_retval
59
60 if [ "${INTERFACE}" = "" ]; then
61 if [ -n "${GATEWAY}" ]; then
62 if ip route | grep -q default; then
63 boot_mesg "Gateway already setup; skipping." ${WARNING}
64 echo_warning
65 else
66 boot_mesg "Setting up default gateway..."
67 ip route add default via ${GATEWAY} dev ${1}
68 evaluate_retval
69 fi
70 fi
71 fi
72 ;;
73
74 down)
75 if [ "${INTERFACE}" = "" ]; then
76 boot_mesg "Removing Settings From ${1} interface..."
77 ip address flush dev ${1}
78 evaluate_retval
79 fi
80 ;;
81
82 *)
83 echo "Usage: ${0} [interface] {up|down}"
84 exit 1
85 ;;
86esac
87
88# End $network_devices/services/ipv4-static
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