blob: ffd492362e442d31e108557c3ff288a43b975d91 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
|
#!/bin/sh
#
# network Bring up/down networking
#
# chkconfig: 2345 10 90
# description: Activates/Deactivates all network interfaces configured to \
# start at boot time.
# probe: true
# Source function library.
. /etc/rc.d/init.d/functions
if [ ! -f /etc/sysconfig/network ]; then
exit 0
fi
. /etc/sysconfig/network
if [ -f /etc/sysconfig/pcmcia ]; then
. /etc/sysconfig/pcmcia
fi
# Check that networking is up.
[ ${NETWORKING} = "no" ] && exit 0
[ -x /sbin/ifconfig ] || exit 0
# Even if IPX is configured, without the utilities we can't do much
[ ! -x /sbin/ipx_internal_net -o ! -x /sbin/ipx_configure ] && IPX=
CWD=`pwd`
cd /etc/sysconfig/network-scripts
# find all the interfaces besides loopback.
# ignore aliases, alternative configurations, and editor backup files
interfaces=`ls ifcfg* | egrep -v '(ifcfg-lo|:)' | \
egrep -v 'ifcfg-ippp[0-9]+$' | \
egrep 'ifcfg-[a-z0-9]+$' | \
sed 's/^ifcfg-//g'`
# See how we were called.
case "$1" in
start)
action "Setting network parameters" sysctl -p /etc/sysctl.conf
action "Bringing up interface lo" ./ifup ifcfg-lo
case "$IPX" in
yes|true)
/sbin/ipx_configure --auto_primary=$IPXAUTOPRIMARY \
--auto_interface=$IPXAUTOFRAME
if [ "$IPXINTERNALNETNUM" != "0" ]; then
/sbin/ipx_internal_net add $IPXINTERNALNETNUM $IPXINTERNALNODENUM
fi
;;
esac
for i in $interfaces; do
if egrep -L "ONBOOT=\"?[Nn][Oo]\"?" ifcfg-$i | grep -v "^#" >/dev/null ; then
# Probe module to preserve interface ordering
/sbin/ifconfig $i >/dev/null 2>&1
else
action "Bringing up interface $i" ./ifup $i boot
fi
done
# Add non interface-specific static-routes.
if [ -f /etc/sysconfig/static-routes ]; then
grep "^any" /etc/sysconfig/static-routes | while read ignore type dest netmask mask gw gateway; do
[ "${gateway}" != "${gateway##[0-9}" ] && \
/sbin/route add -$type $dest $netmask $mask $gw $gateway
done
fi
touch /var/lock/subsys/network
;;
stop)
# If this is a final shutdown/halt, check for network FS,
# and unmount them even if the user didn't turn on netfs
if [ "$RUNLEVEL" = "6" -o "$RUNLEVEL" = "0" -o "$RUNLEVEL" = "1" ]; then
NFSMTAB=`grep -v '^#' /proc/mounts | awk '{ if ($3 ~ /^nfs$/ ) print $2}'`
SMBMTAB=`grep -v '^#' /proc/mounts | awk '{ if ($3 ~ /^smbfs$/ ) print $2}'`
NCPMTAB=`grep -v '^#' /proc/mounts | awk '{ if ($3 ~ /^ncpfs$/ ) print $2}'`
if [ -n "$NFSMTAB" -o -n "$SMBMTAB" -o -n "$NCPMTAB" ] ; then
/etc/rc.d/init.d/netfs stop
fi
fi
for i in $interfaces ; do
if ifconfig $i | grep -q "UP" >/dev/null 2>&1 ; then
action "Shutting down interface $i" ./ifdown $i boot
fi
done
case "$IPX" in
yes|true)
if [ "$IPXINTERNALNETNUM" != "0" ]; then
/sbin/ipx_internal_net del
fi
;;
esac
./ifdown ifcfg-lo
if [ -d /proc/sys/net/ipv4 ]; then
if [ -f /proc/sys/net/ipv4/ip_forward ]; then
if [ `cat /proc/sys/net/ipv4/ip_forward` != 0 ]; then
action "Disabling IPv4 packet forwarding" sysctl -w net.ipv4.ip_forward=0
fi
fi
if [ -f /proc/sys/net/ipv4/ip_always_defrag ]; then
if [ `cat /proc/sys/net/ipv4/ip_always_defrag` != 0 ]; then
action "Disabling IPv4 automatic defragmentation" sysctl -w net.ipv4.ip_always_defrag=0
fi
fi
fi
rm -f /var/lock/subsys/network
;;
status)
echo "Configured devices:"
echo lo $interfaces
if [ -x /bin/linuxconf ] ; then
eval `/bin/linuxconf --hint netdev`
echo "Devices that are down:"
echo $DEV_UP
echo "Devices with modified configuration:"
echo $DEV_RECONF
else
echo "Currently active devices:"
echo `/sbin/ifconfig | grep ^[a-z] | awk '{print $1}'`
fi
;;
restart)
cd $CWD
$0 stop
$0 start
;;
reload)
if [ -x /bin/linuxconf ] ; then
eval `/bin/linuxconf --hint netdev`
for device in $DEV_UP ; do
action "Bringing up device $device" ./ifup $device
done
for device in $DEV_DOWN ; do
action "Shutting down device $device" ./ifdown $device
done
for device in $DEV_RECONF ; do
action "Shutting down device $device" ./ifdown $device
action "Bringing up device $device" ./ifup $device
done
for device in $DEV_RECONF_ALIASES ; do
action "Briging up alias $device" /etc/sysconfig/network-scripts/ifup-aliases $device
done
for device in $DEV_RECONF_ROUTES ; do
action "Bringing up route $device" /etc/sysconfig/network-scripts/ifup-routes $device
done
case $IPX in yes|true)
case $IPXINTERNALNET in
reconf)
action "Deleting internal IPX network" /sbin/ipx_internal_net del
action "Adding internal IPX network $IPXINTERNALNETNUM $IPXINTERNALNODENUM" /sbin/ipx_internal_net add $IPXINTERNALNETNUM \
$IPXINTERNALNODENUM
;;
add)
action "Adding internal IPX network $IPXINTERNALNETNUM $IPXINTERNALNODENUM"/sbin/ipx_internal_net add $IPXINTERNALNETNUM \
$IPXINTERNALNODENUM
;;
del)
action "Deleting internal IPX network" /sbin/ipx_internal_net del
;;
esac
;;
esac
else
cd $CWD
$0 restart
fi
;;
probe)
if [ -x /bin/linuxconf ] ; then
eval `/bin/linuxconf --hint netdev`
[ -n "$DEV_UP$DEV_DOWN$DEV_RECONF$DEV_RECONF_ALIASES" -o \
-n "$DEV_RECONF_ROUTES$IPXINTERNALNET" ] && \
echo reload
exit 0
else
# if linuxconf isn't around to figure stuff out for us,
# we punt. Probably better than completely reloading
# networking if user isn't sure which to do. If user
# is sure, they would run restart or reload, not probe.
exit 0
fi
;;
*)
echo "Usage: network {start|stop|restart|reload|status|probe}"
exit 1
esac
exit 0
|
