aboutsummaryrefslogtreecommitdiffstats
path: root/rc.d/init.d/network
blob: 52845ae3eb6a2105b3b00901ff719d4d73f5fc79 (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
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
#! /bin/bash
#
# network       Bring up/down networking
#
# chkconfig: - 10 90
# description: Activates/Deactivates all network interfaces configured to \
#              start at boot time.
#
### BEGIN INIT INFO
# Provides: $network
# Should-Start: iptables ip6tables
# Short-Description: Bring up/down networking
# Description: Bring up/down networking
### END INIT INFO

# Source function library.
. /etc/init.d/functions

if [ ! -f /etc/sysconfig/network ]; then
    exit 6
fi

. /etc/sysconfig/network

if [ -f /etc/sysconfig/pcmcia ]; then
	. /etc/sysconfig/pcmcia
fi


# Check that networking is up.
[ "${NETWORKING}" = "no" ] && exit 6

# if the ip configuration utility isn't around we can't function.
[ -x /sbin/ip ] || exit 1

# Even if IPX is configured, without the utilities we can't do much
[ ! -x /sbin/ipx_internal_net -o ! -x /sbin/ipx_configure ] && IPX=

# Even if VLAN is configured, without the utility we can't do much
[ ! -x /sbin/vconfig ] && VLAN=

CWD=$(pwd)
cd /etc/sysconfig/network-scripts

. ./network-functions

# find all the interfaces besides loopback.
# ignore aliases, alternative configurations, and editor backup files
interfaces=$(ls ifcfg* | \
	    LANG=C sed -e "$__sed_discard_ignored_files" \
		       -e '/\(ifcfg-lo\|:\|ifcfg-.*-range\)/d' \
		       -e '/ifcfg-[A-Za-z0-9\._-]\+$/ { s/^ifcfg-//g;s/[0-9]/ &/}' | \
	    LANG=C sort -k 1,1 -k 2n | \
	    LANG=C sed 's/ //')
rc=0

# See how we were called.
case "$1" in
  start)
	[ "$EUID" != "0" ] && exit 4
	rc=0
	# IPv6 hook (pre IPv4 start)
	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then
		/etc/sysconfig/network-scripts/init.ipv6-global start pre
	fi
  
	sysctl -e -p /etc/sysctl.conf >/dev/null 2>&1

	# bring up loopback interface
	action $"Bringing up loopback interface: " ./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

	case "$VLAN" in
	  yes)
	    if [ -d /proc/net/vlan ] || modprobe 8021q >/dev/null 2>&1 ; then
		test -z "$VLAN_NAME_TYPE" && VLAN_NAME_TYPE=DEV_PLUS_VID_NO_PAD
		action $"Setting 802.1Q VLAN parameters: " /sbin/vconfig set_name_type "$VLAN_NAME_TYPE"
	    else
		echo $"No 802.1Q VLAN support available in kernel."
	    fi
	    ;;
	esac

	vlaninterfaces=""
	vpninterfaces=""
	xdslinterfaces=""
	bridgeinterfaces=""

	# bring up all other interfaces configured to come up at boot time
	for i in $interfaces; do
		unset DEVICE TYPE SLAVE
		eval $(LANG=C grep -F "DEVICE=" ifcfg-$i)
		eval $(LANG=C grep -F "TYPE=" ifcfg-$i)
		eval $(LANG=C grep -F "SLAVE=" ifcfg-$i)

		if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi

		if [ "${DEVICE##cipcb}" != "$DEVICE" ] ; then
			vpninterfaces="$vpninterfaces $i"
			continue
		fi
		if [ "$TYPE" = "xDSL" ]; then
		        xdslinterfaces="$xdslinterfaces $i"
			continue
		fi

		if [ "$TYPE" = "Bridge" ]; then
		        bridgeinterfaces="$bridgeinterfaces $i"
			continue
		fi
		if [ "$TYPE" = "IPSEC" ]; then
			vpninterfaces="$vpninterfaces $i"
			continue
		fi

		if [ "${DEVICE%%.*}" != "$DEVICE"  -o  "${DEVICE##vlan}" != "$DEVICE" ] ; then
			vlaninterfaces="$vlaninterfaces $i"
			continue
		fi
		
		if [ "$SLAVE" = "yes" ]; then
			continue
		fi

		if LANG=C grep -EL "^ONBOOT=['\"]?[Nn][Oo]['\"]?" ifcfg-$i > /dev/null ; then
		        # this loads the module, to preserve ordering
			is_available $i
			continue
		fi
		# If we're in confirmation mode, get user confirmation.
		if [ -f /var/run/confirm ]; then
			confirm $i
			test $? = 1 && continue
		fi
		action $"Bringing up interface $i: " ./ifup $i boot
		[ $? -ne 0 ] && rc=1
	done
	
	# Bring up xDSL and VPN interfaces
	for i in $vlaninterfaces $bridgeinterfaces $xdslinterfaces $vpninterfaces ; do
            if ! LANG=C grep -EL "^ONBOOT=['\"]?[Nn][Oo]['\"]?" ifcfg-$i >/dev/null 2>&1 ; then
		# If we're in confirmation mode, get user confirmation.
		if [ -f /var/run/confirm ]; then
			confirm $i
			test $? = 1 && continue
		fi
		action $"Bringing up interface $i: " ./ifup $i boot
		[ $? -ne 0 ] && rc=1
	    fi
        done

	# Add non interface-specific static-routes.
	if [ -f /etc/sysconfig/static-routes ]; then
	   grep "^any" /etc/sysconfig/static-routes | while read ignore args ; do
              /sbin/route add -$args
	   done
	fi    

 	# IPv6 hook (post IPv4 start)
 	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then
 		/etc/sysconfig/network-scripts/init.ipv6-global start post
 	fi
	# Run this again to catch any interface-specific actions
	sysctl -e -p /etc/sysctl.conf >/dev/null 2>&1
 
        touch /var/lock/subsys/network

	[ -n "${NETWORKDELAY}" ] && /bin/sleep ${NETWORKDELAY}
        ;;
  stop)
	[ "$EUID" != "0" ] && exit 4
  	# Don't shut the network down if root is on NFS or a network
	# block device.
        rootfs=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/" && $3 != "rootfs") { print $3; }}' /proc/mounts)
        rootopts=$(awk '{ if ($1 !~ /^[ \t]*#/ && $2 == "/") { print $4; }}' /etc/mtab)
	
	if [[ "$rootfs" == nfs* || "$rootopts" =~ "_r?netdev" ]] ; then
		exit 1
	fi
  
  	# 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 "$RUNLEVEL" = "1" ]; then
		NFSMTAB=$(LC_ALL=C awk '$3  ~ /^nfs/ { print $2 }' /proc/mounts)
		SMBMTAB=$(LC_ALL=C awk '$3 == "smbfs" { print $2 }' /proc/mounts)
		NCPMTAB=$(LC_ALL=C awk '$3 == "ncpfs" { print $2 }' /proc/mounts)
		if [ -n "$NFSMTAB" -o -n "$SMBMTAB" -o -n "$NCPMTAB" ] ; then
			/etc/init.d/netfs stop
		fi
	fi
	
	vlaninterfaces=""
	vpninterfaces=""
	xdslinterfaces=""
	bridgeinterfaces=""
	remaining=""
	rc=0

	# get list of bonding, vpn, and xdsl interfaces
	for i in $interfaces; do
		unset DEVICE TYPE
		eval $(LANG=C grep -F "DEVICE=" ifcfg-$i)
		eval $(LANG=C grep -F "TYPE=" ifcfg-$i)

		if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi

		if [ "${DEVICE##cipcb}" != "$DEVICE" ] ; then
			vpninterfaces="$vpninterfaces $i"
			continue
		fi
		if [ "$TYPE" = "IPSEC" ]; then
			vpninterfaces="$vpninterfaces $i"
			continue
		fi
		if [ "$TYPE" = "Bridge" ]; then
		        bridgeinterfaces="$bridgeinterfaces $i"
		        continue
		fi
		if [ "$TYPE" = "xDSL" ]; then
		        xdslinterfaces="$xdslinterfaces $i"
			continue
		fi

		if [ "${DEVICE%%.*}" != "$DEVICE"  -o  "${DEVICE##vlan}" != "$DEVICE" ] ; then
			vlaninterfaces="$vlaninterfaces $i"
			continue
		fi
		remaining="$remaining $i"
	done
	
	for i in $vpninterfaces $xdslinterfaces $bridgeinterfaces $vlaninterfaces $remaining; do
		(. ./ifcfg-$i
		if [ -z "$DEVICE" ] ; then DEVICE="$i"; fi

		if ! check_device_down $DEVICE; then
		   action $"Shutting down interface $i: " ./ifdown $i boot
		   [ $? -ne 0 ] && rc=1
		fi
		)
	done

	case "$IPX" in
	  yes|true)
	    if [ "$IPXINTERNALNETNUM" != "0" ]; then
	       /sbin/ipx_internal_net del
	    fi
	    ;;
	esac

	action $"Shutting down loopback interface: " ./ifdown ifcfg-lo

	sysctl -w net.ipv4.ip_forward=0 > /dev/null 2>&1

	# IPv6 hook (post IPv4 stop)
	if [ -x /etc/sysconfig/network-scripts/init.ipv6-global ]; then
		/etc/sysconfig/network-scripts/init.ipv6-global stop post
	fi
	
        rm -f /var/lock/subsys/network
        ;;
  status)
	echo $"Configured devices:"
	echo lo $interfaces

	echo $"Currently active devices:"
	echo $(/sbin/ip -o link show up | awk -F ": " '{ print $2 }')
	;;
  restart|reload|force-reload)
        cd "$CWD"
	$0 stop
	$0 start
	rc=$?
	;;
  *)
        echo $"Usage: $0 {start|stop|status|restart|reload|force-reload}"
        exit 2
esac

exit $rc