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Commit | Line | Data |
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0ac9584d | 1 | #!/bin/sh |
db815843 PS |
2 | # |
3 | # We don't need to check for ip= errors here, that is handled by the | |
4 | # cmdline parser script | |
5 | # | |
957bc5c9 DY |
6 | # without $2 means this is for real netroot case |
7 | # or it is for manually bring up network ie. for kdump scp vmcore | |
fb59f4c9 | 8 | PATH=/usr/sbin:/usr/bin:/sbin:/bin |
db815843 | 9 | |
c9f1e3d1 | 10 | type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh |
990e945f | 11 | type ip_to_var >/dev/null 2>&1 || . /lib/net-lib.sh |
957bc5c9 DY |
12 | |
13 | # Huh? No $1? | |
14 | [ -z "$1" ] && exit 1 | |
15 | ||
16 | # $netif reads easier than $1 | |
17 | netif=$1 | |
56d60c4b KY |
18 | use_bridge='false' |
19 | use_vlan='false' | |
957bc5c9 DY |
20 | |
21 | # enslave this interface to bond? | |
d136ca4e HH |
22 | for i in /tmp/bond.*.info; do |
23 | [ -e "$i" ] || continue | |
24 | unset bondslaves | |
25 | unset bondname | |
26 | . "$i" | |
957bc5c9 DY |
27 | for slave in $bondslaves ; do |
28 | if [ "$netif" = "$slave" ] ; then | |
29 | netif=$bondname | |
d136ca4e | 30 | break 2 |
957bc5c9 DY |
31 | fi |
32 | done | |
d136ca4e | 33 | done |
957bc5c9 | 34 | |
3baa150b CW |
35 | if [ -e /tmp/team.info ]; then |
36 | . /tmp/team.info | |
37 | for slave in $teamslaves ; do | |
38 | if [ "$netif" = "$slave" ] ; then | |
39 | netif=$teammaster | |
40 | fi | |
41 | done | |
42 | fi | |
43 | ||
0c5ccb35 WC |
44 | if [ -e /tmp/vlan.info ]; then |
45 | . /tmp/vlan.info | |
46 | if [ "$netif" = "$phydevice" ]; then | |
47 | if [ "$netif" = "$bondname" ] && [ -n "$DO_BOND_SETUP" ] ; then | |
48 | : # We need to really setup bond (recursive call) | |
49 | elif [ "$netif" = "$teammaster" ] && [ -n "$DO_TEAM_SETUP" ] ; then | |
50 | : # We need to really setup team (recursive call) | |
51 | else | |
52 | netif="$vlanname" | |
53 | use_vlan='true' | |
54 | fi | |
55 | fi | |
56 | fi | |
57 | ||
957bc5c9 DY |
58 | # bridge this interface? |
59 | if [ -e /tmp/bridge.info ]; then | |
60 | . /tmp/bridge.info | |
2db6d711 | 61 | for ethname in $bridgeslaves ; do |
21928b97 AW |
62 | if [ "$netif" = "$ethname" ]; then |
63 | if [ "$netif" = "$bondname" ] && [ -n "$DO_BOND_SETUP" ] ; then | |
64 | : # We need to really setup bond (recursive call) | |
a55f910c WC |
65 | elif [ "$netif" = "$teammaster" ] && [ -n "$DO_TEAM_SETUP" ] ; then |
66 | : # We need to really setup team (recursive call) | |
0c5ccb35 WC |
67 | elif [ "$netif" = "$vlanname" ] && [ -n "$DO_VLAN_SETUP" ]; then |
68 | : # We need to really setup vlan (recursive call) | |
21928b97 AW |
69 | else |
70 | netif="$bridgename" | |
56d60c4b | 71 | use_bridge='true' |
21928b97 | 72 | fi |
957bc5c9 | 73 | fi |
21928b97 | 74 | done |
957bc5c9 DY |
75 | fi |
76 | ||
957bc5c9 DY |
77 | # disable manual ifup while netroot is set for simplifying our logic |
78 | # in netroot case we prefer netroot to bringup $netif automaticlly | |
5861184e | 79 | [ -n "$2" -a "$2" = "-m" ] && [ -z "$netroot" ] && manualup="$2" |
7cca5efd | 80 | |
d61a423f HH |
81 | if [ -n "$manualup" ]; then |
82 | >/tmp/net.$netif.manualup | |
7cca5efd | 83 | rm -f /tmp/net.${netif}.did-setup |
d61a423f | 84 | else |
43a85a73 HH |
85 | [ -e /tmp/net.${netif}.did-setup ] && exit 0 |
86 | [ -e /sys/class/net/$netif/address ] && \ | |
87 | [ -e /tmp/net.$(cat /sys/class/net/$netif/address).did-setup ] && exit 0 | |
d61a423f | 88 | fi |
7e9919b9 | 89 | |
db815843 | 90 | # Run dhclient |
7e9919b9 | 91 | do_dhcp() { |
fb59f4c9 | 92 | # dhclient-script will mark the netif up and generate the online |
7e9919b9 DD |
93 | # event for nfsroot |
94 | # XXX add -V vendor class and option parsing per kernel | |
c84618d7 | 95 | |
2448fbf1 HH |
96 | local _COUNT=0 |
97 | local _timeout=$(getargs rd.net.timeout.dhcp=) | |
98 | local _DHCPRETRY=$(getargs rd.net.dhcp.retry=) | |
99 | _DHCPRETRY=${_DHCPRETRY:-1} | |
100 | ||
c84618d7 HH |
101 | [ -e /tmp/dhclient.$netif.pid ] && return 0 |
102 | ||
271cd19d | 103 | if ! iface_has_link $netif; then |
2448fbf1 | 104 | warn "No carrier detected on interface $netif" |
271cd19d HH |
105 | return 1 |
106 | fi | |
2448fbf1 HH |
107 | |
108 | while [ $_COUNT -lt $_DHCPRETRY ]; do | |
109 | info "Starting dhcp for interface $netif" | |
110 | dhclient "$@" \ | |
111 | ${_timeout:+-timeout $_timeout} \ | |
93b9885a | 112 | -q \ |
2448fbf1 HH |
113 | -cf /etc/dhclient.conf \ |
114 | -pf /tmp/dhclient.$netif.pid \ | |
115 | -lf /tmp/dhclient.$netif.lease \ | |
116 | $netif \ | |
117 | && return 0 | |
118 | _COUNT=$(($_COUNT+1)) | |
119 | [ $_COUNT -lt $_DHCPRETRY ] && sleep 1 | |
120 | done | |
121 | warn "dhcp for interface $netif failed" | |
122 | return 1 | |
c98bcec8 HH |
123 | } |
124 | ||
125 | load_ipv6() { | |
28f3f537 | 126 | [ -d /proc/sys/net/ipv6 ] && return |
c98bcec8 HH |
127 | modprobe ipv6 |
128 | i=0 | |
129 | while [ ! -d /proc/sys/net/ipv6 ]; do | |
cc02093d HH |
130 | i=$(($i+1)) |
131 | [ $i -gt 10 ] && break | |
132 | sleep 0.1 | |
c98bcec8 HH |
133 | done |
134 | } | |
135 | ||
136 | do_ipv6auto() { | |
137 | load_ipv6 | |
c6c704fd HH |
138 | echo 0 > /proc/sys/net/ipv6/conf/$netif/forwarding |
139 | echo 1 > /proc/sys/net/ipv6/conf/$netif/accept_ra | |
140 | echo 1 > /proc/sys/net/ipv6/conf/$netif/accept_redirects | |
3bd7fba7 | 141 | linkup $netif |
f8b958dc | 142 | wait_for_ipv6_auto $netif |
c98bcec8 HH |
143 | |
144 | [ -n "$hostname" ] && echo "echo $hostname > /proc/sys/kernel/hostname" > /tmp/net.$netif.hostname | |
8bf25df6 WC |
145 | |
146 | return 0 | |
db815843 PS |
147 | } |
148 | ||
149 | # Handle static ip configuration | |
150 | do_static() { | |
2c19a5fa | 151 | strglobin $ip '*:*:*' && load_ipv6 |
c98bcec8 | 152 | |
5193198d HH |
153 | if ! linkup $netif; then |
154 | warn "Could bring interface $netif up!" | |
155 | return 1 | |
156 | fi | |
157 | ||
79905784 HH |
158 | [ -n "$macaddr" ] && ip link set address $macaddr dev $netif |
159 | [ -n "$mtu" ] && ip link set mtu $mtu dev $netif | |
2c19a5fa | 160 | if strglobin $ip '*:*:*'; then |
50b08e7b | 161 | # note no ip addr flush for ipv6 |
ffc68f35 | 162 | ip addr add $ip/$mask ${srv:+peer $srv} dev $netif |
61b4afb4 | 163 | wait_for_ipv6_dad $netif |
50b08e7b | 164 | else |
9ab5ddf1 HH |
165 | if ! arping -f -q -D -c 2 -I $netif $ip; then |
166 | warn "Duplicate address detected for $ip for interface $netif." | |
167 | return 1 | |
168 | fi | |
c6c704fd | 169 | ip addr flush dev $netif |
ffc68f35 | 170 | ip addr add $ip/$mask ${srv:+peer $srv} brd + dev $netif |
50b08e7b | 171 | fi |
db815843 | 172 | |
7e50abfd | 173 | [ -n "$gw" ] && echo ip route replace default via $gw dev $netif > /tmp/net.$netif.gw |
d92ca28b | 174 | [ -n "$hostname" ] && echo "echo $hostname > /proc/sys/kernel/hostname" > /tmp/net.$netif.hostname |
8bf25df6 WC |
175 | |
176 | return 0 | |
957bc5c9 | 177 | } |
580bb541 PS |
178 | |
179 | # loopback is always handled the same way | |
180 | if [ "$netif" = "lo" ] ; then | |
181 | ip link set lo up | |
182 | ip addr add 127.0.0.1/8 dev lo | |
580bb541 PS |
183 | exit 0 |
184 | fi | |
185 | ||
96fb9c8d | 186 | # start bond if needed |
d136ca4e HH |
187 | if [ -e /tmp/bond.${netif}.info ]; then |
188 | . /tmp/bond.${netif}.info | |
96fb9c8d VB |
189 | |
190 | if [ "$netif" = "$bondname" ] && [ ! -e /tmp/net.$bondname.up ] ; then # We are master bond device | |
191 | modprobe bonding | |
d136ca4e | 192 | echo "+$netif" > /sys/class/net/bonding_masters |
96fb9c8d VB |
193 | ip link set $netif down |
194 | ||
195 | # Stolen from ifup-eth | |
196 | # add the bits to setup driver parameters here | |
197 | for arg in $bondoptions ; do | |
198 | key=${arg%%=*}; | |
199 | value=${arg##*=}; | |
200 | # %{value:0:1} is replaced with non-bash specific construct | |
201 | if [ "${key}" = "arp_ip_target" -a "${#value}" != "0" -a "+${value%%+*}" != "+" ]; then | |
202 | OLDIFS=$IFS; | |
203 | IFS=','; | |
204 | for arp_ip in $value; do | |
205 | echo +$arp_ip > /sys/class/net/${netif}/bonding/$key | |
206 | done | |
207 | IFS=$OLDIFS; | |
208 | else | |
209 | echo $value > /sys/class/net/${netif}/bonding/$key | |
210 | fi | |
211 | done | |
212 | ||
3bd7fba7 | 213 | linkup $netif |
96fb9c8d VB |
214 | |
215 | for slave in $bondslaves ; do | |
216 | ip link set $slave down | |
83c9ff7d | 217 | cat /sys/class/net/$slave/address > /tmp/net.${netif}.${slave}.hwaddr |
cbf66c5f | 218 | echo "+$slave" > /sys/class/net/$bondname/bonding/slaves |
3bd7fba7 | 219 | linkup $slave |
96fb9c8d VB |
220 | done |
221 | ||
222 | # add the bits to setup the needed post enslavement parameters | |
223 | for arg in $BONDING_OPTS ; do | |
224 | key=${arg%%=*}; | |
225 | value=${arg##*=}; | |
226 | if [ "${key}" = "primary" ]; then | |
227 | echo $value > /sys/class/net/${netif}/bonding/$key | |
228 | fi | |
229 | done | |
230 | fi | |
231 | fi | |
232 | ||
3baa150b CW |
233 | if [ -e /tmp/team.info ]; then |
234 | . /tmp/team.info | |
235 | if [ "$netif" = "$teammaster" ] && [ ! -e /tmp/net.$teammaster.up ] ; then | |
236 | # We shall only bring up those _can_ come up | |
237 | # in case of some slave is gone in active-backup mode | |
238 | working_slaves="" | |
239 | for slave in $teamslaves ; do | |
240 | ip link set $slave up 2>/dev/null | |
241 | if wait_for_if_up $slave; then | |
242 | working_slaves+="$slave " | |
243 | fi | |
244 | done | |
245 | # Do not add slaves now | |
2a12e974 | 246 | teamd -d -U -n -N -t $teammaster -f /etc/teamd/$teammaster.conf |
3baa150b CW |
247 | for slave in $working_slaves; do |
248 | # team requires the slaves to be down before joining team | |
249 | ip link set $slave down | |
250 | teamdctl $teammaster port add $slave | |
251 | done | |
252 | ip link set $teammaster up | |
253 | fi | |
254 | fi | |
96fb9c8d | 255 | |
580bb541 | 256 | # XXX need error handling like dhclient-script |
7e9919b9 | 257 | |
21928b97 AW |
258 | if [ -e /tmp/bridge.info ]; then |
259 | . /tmp/bridge.info | |
beb097d9 | 260 | # start bridge if necessary |
21928b97 AW |
261 | if [ "$netif" = "$bridgename" ] && [ ! -e /tmp/net.$bridgename.up ]; then |
262 | brctl addbr $bridgename | |
263 | brctl setfd $bridgename 0 | |
2db6d711 | 264 | for ethname in $bridgeslaves ; do |
21928b97 | 265 | if [ "$ethname" = "$bondname" ] ; then |
472edf82 | 266 | DO_BOND_SETUP=yes ifup $bondname -m |
a55f910c WC |
267 | elif [ "$ethname" = "$teammaster" ] ; then |
268 | DO_TEAM_SETUP=yes ifup $teammaster -m | |
0c5ccb35 WC |
269 | elif [ "$ethname" = "$vlanname" ]; then |
270 | DO_VLAN_SETUP=yes ifup $vlanname -m | |
21928b97 | 271 | else |
3bd7fba7 | 272 | linkup $ethname |
21928b97 | 273 | fi |
21928b97 AW |
274 | brctl addif $bridgename $ethname |
275 | done | |
96fb9c8d | 276 | fi |
beb097d9 WT |
277 | fi |
278 | ||
8eb81d48 AW |
279 | get_vid() { |
280 | case "$1" in | |
281 | vlan*) | |
39135af1 | 282 | echo ${1#vlan} |
8eb81d48 AW |
283 | ;; |
284 | *.*) | |
39135af1 | 285 | echo ${1##*.} |
8eb81d48 AW |
286 | ;; |
287 | esac | |
288 | } | |
289 | ||
290 | if [ "$netif" = "$vlanname" ] && [ ! -e /tmp/net.$vlanname.up ]; then | |
291 | modprobe 8021q | |
472edf82 AW |
292 | if [ "$phydevice" = "$bondname" ] ; then |
293 | DO_BOND_SETUP=yes ifup $phydevice -m | |
a55f910c WC |
294 | elif [ "$phydevice" = "$teammaster" ] ; then |
295 | DO_TEAM_SETUP=yes ifup $phydevice -m | |
472edf82 | 296 | else |
3bd7fba7 | 297 | linkup "$phydevice" |
472edf82 | 298 | fi |
39135af1 | 299 | ip link add dev "$vlanname" link "$phydevice" type vlan id "$(get_vid $vlanname)" |
0c5ccb35 | 300 | ip link set "$vlanname" up |
8eb81d48 AW |
301 | fi |
302 | ||
c9aa3cc9 HH |
303 | # No ip lines default to dhcp |
304 | ip=$(getarg ip) | |
305 | ||
306 | if [ -z "$ip" ]; then | |
1982098e HH |
307 | namesrv=$(getargs nameserver) |
308 | for s in $namesrv; do | |
309 | echo nameserver $s >> /tmp/net.$netif.resolv.conf | |
310 | done | |
311 | ||
c9aa3cc9 HH |
312 | if [ "$netroot" = "dhcp6" ]; then |
313 | do_dhcp -6 | |
314 | else | |
315 | do_dhcp -4 | |
316 | fi | |
317 | fi | |
318 | ||
56d60c4b | 319 | |
580bb541 PS |
320 | # Specific configuration, spin through the kernel command line |
321 | # looking for ip= lines | |
3e6d2b31 HH |
322 | for p in $(getargs ip=); do |
323 | ip_to_var $p | |
38ba0d7a HH |
324 | # skip ibft |
325 | [ "$autoconf" = "ibft" ] && continue | |
990e945f | 326 | |
c5f8b69a HH |
327 | case "$dev" in |
328 | ??:??:??:??:??:??) # MAC address | |
329 | _dev=$(iface_for_mac $dev) | |
330 | [ -n "$_dev" ] && dev="$_dev" | |
331 | ;; | |
332 | ??-??-??-??-??-??) # MAC address in BOOTIF form | |
333 | _dev=$(iface_for_mac $(fix_bootif $dev)) | |
334 | [ -n "$_dev" ] && dev="$_dev" | |
335 | ;; | |
336 | esac | |
337 | ||
580bb541 | 338 | # If this option isn't directed at our interface, skip it |
56d60c4b KY |
339 | [ -n "$dev" ] && [ "$dev" != "$netif" ] && \ |
340 | [ "$use_bridge" != 'true' ] && \ | |
341 | [ "$use_vlan" != 'true' ] && continue | |
580bb541 | 342 | |
1982098e HH |
343 | # setup nameserver |
344 | namesrv="$dns1 $dns2 $(getargs nameserver)" | |
345 | for s in $namesrv; do | |
346 | echo nameserver $s >> /tmp/net.$netif.resolv.conf | |
347 | done | |
348 | ||
580bb541 | 349 | # Store config for later use |
1982098e | 350 | for i in ip srv gw mask hostname macaddr dns1 dns2; do |
cc02093d | 351 | eval '[ "$'$i'" ] && echo '$i'="$'$i'"' |
580bb541 PS |
352 | done > /tmp/net.$netif.override |
353 | ||
93342718 HH |
354 | for autoopt in $(str_replace "$autoconf" "," " "); do |
355 | case $autoopt in | |
356 | dhcp|on|any) | |
357 | do_dhcp -4 ;; | |
358 | dhcp6) | |
359 | load_ipv6 | |
360 | do_dhcp -6 ;; | |
361 | auto6) | |
362 | do_ipv6auto ;; | |
363 | *) | |
364 | do_static ;; | |
365 | esac | |
366 | done | |
c6c704fd | 367 | |
43a85a73 HH |
368 | > /tmp/net.${netif}.up |
369 | ||
c6c704fd HH |
370 | case $autoconf in |
371 | dhcp|on|any|dhcp6) | |
372 | ;; | |
373 | *) | |
374 | if [ $? -eq 0 ]; then | |
375 | setup_net $netif | |
376 | source_hook initqueue/online $netif | |
377 | if [ -z "$manualup" ]; then | |
378 | /sbin/netroot $netif | |
379 | fi | |
380 | fi | |
381 | ;; | |
382 | esac | |
383 | ||
debf483d | 384 | exit 0 |
db815843 | 385 | done |
debf483d | 386 | |
63f3bcd8 WC |
387 | # netif isn't the top stack? Then we should exit here. |
388 | # eg. netif is bond0. br0 is on top of it. dhcp br0 is correct but dhcp | |
389 | # bond0 doesn't make sense. | |
390 | if [ -n "$DO_BOND_SETUP" -o -n "$DO_TEAM_SETUP" -o -n "$DO_VLAN_SETUP" ]; then | |
391 | exit 0 | |
392 | fi | |
393 | ||
debf483d | 394 | # no ip option directed at our interface? |
43a85a73 | 395 | if [ ! -e /tmp/net.${netif}.up ]; then |
2c7f7a33 HH |
396 | if getargs 'ip=dhcp6'; then |
397 | load_ipv6 | |
398 | do_dhcp -6 | |
399 | else | |
400 | do_dhcp -4 | |
401 | fi | |
debf483d HH |
402 | fi |
403 | ||
7e9919b9 | 404 | exit 0 |