4 PATH=/sbin:/usr/sbin:/bin:/usr/bin
8 . /etc/sysconfig/network
9 . /etc/rc.d/init.d/functions
10 . /lib/rc-scripts/functions.network
12 # Will be removed in the future
13 if is_yes "$NETWORKING"; then
14 if [ -z "$IPV4_NETWORKING" ]; then
15 echo "NETWORKING is set to YES, but IPV4_NETWORKING is empty!"
16 echo "Please upgrade your config"
17 echo "Assuming you want IPv4 networking"
19 export IPV4_NETWORKING
25 # device name must be ifcfg-somename
29 nls "Usage: %s <device name>" "ifup" >&2
33 if [ $(id -u) != 0 ]; then
34 if [ -x /sbin/usernetctl ]; then
35 exec /sbin/usernetctl $DEV up
37 nls "Users cannot control this device." >&2
41 if [ -f "/etc/sysconfig/interfaces/ifcfg-$DEV" ]; then
42 CONFIG="/etc/sysconfig/interfaces/ifcfg-$DEV"
43 elif [ -f "/etc/sysconfig/interfaces/$DEV" ]; then
44 CONFIG="/etc/sysconfig/interfaces/$DEV"
51 if [ "foo$2" = "fooboot" ] && is_no "${ONBOOT}"; then
55 if [ "foo$2" = "foohotplug" ] && ! is_yes "${HOTPLUG}"; then
59 if [ "foo$2" = "foopcmcia-hotplug" ] && ! is_yes "${PCMCIA_HOTPLUG}"; then
65 # set all major variables
68 SYSCTLDEVICE=$(echo ${DEVICE} | sed 's/\./\//g')
70 # anything you need done first
73 OTHERSCRIPT="/lib/rc-scripts/ifup-${DEVICETYPE}"
75 if [ -x "$OTHERSCRIPT" ]; then
76 if is_yes "$DEFAULTHANDLING"; then
79 if [ "$HANDLING" = "0" ]; then
80 exec $OTHERSCRIPT $CONFIG $2
81 elif [ "$HANDLING" = "1" ]; then
82 $OTHERSCRIPT $CONFIG $2
86 if [ -n "$MACVLAN_DEV" -a -n "$MACVLAN_MACADDR" ]; then
87 ip link del link ${MACVLAN_DEV} ${DEVICE} type macvlan > /dev/null 2>&1
88 ip link add link ${MACVLAN_DEV} address ${MACVLAN_MACADDR} name ${DEVICE} type macvlan ${MACVLAN_MODE:+mode $MACVLAN_MODE}
91 # is this device available? (this catches PCMCIA devices for us)
92 if ! /sbin/ip link set multicast ${MULTICAST} dev ${DEVICE} > /dev/null 2>&1; then
93 nls "Delaying %s initialization" ${DEVICE}
97 if [ -n "$MACADDR" ]; then
98 ip link set ${DEVICE} address ${MACADDR}
101 ip link set ${DEVICE} multicast ${MULTICAST} ${ARP} down
103 if [ -n "$MTU" ]; then
104 ip link set ${DEVICE} mtu ${MTU}
107 if is_yes "${IPV6_NETWORKING}" && is_yes "${IPV6_DISABLE_AUTOCONF}"; then
108 run_cmd "Disabling IPv6 autoconfiguration" sysctl -w net.ipv6.conf.${SYSCTLDEVICE}.autoconf=0
111 if is_wireless_device "${DEVICE}"; then
112 is_yes "${WLAN_UPEARLY}" && ip link set ${DEVICE} up
113 wireless_param ${DEVICE}
116 if is_yes "${WLAN_WPA}"; then
117 /usr/sbin/wpa_supplicant -D ${WLAN_WPA_DRIVER:-wext} -c ${WLAN_WPA_CONFIG:-/etc/wpa_supplicant.conf} -i ${DEVICE} ${WLAN_WPA_OPTIONS} -P "/var/run/wpa_supplicant-${DEVICE}.pid" -B
118 [ -z "$WLAN_WPA_WAIT_TIMEOUT" ] && WLAN_WPA_WAIT_TIMEOUT=15
119 # check_link_down sleeps for 0.5s
120 check_link_down ${DEVICE} $(( $WLAN_WPA_WAIT_TIMEOUT * 2 ))
123 if [ -n "$ETHTOOL_OPTS" ] ; then
124 /sbin/ethtool -s $DEVICE $ETHTOOL_OPTS
127 if is_yes "$SLAVE" && [ -n "$MASTER" ] ; then
128 # create master if it doesn't exist yet
129 [ ! -d "/sys/class/net/${MASTER}" ] && ip link add "${MASTER}" type bond
131 nls "Enslaving %s to %s" "${DEVICE}" "${MASTER}"
132 ip link set "${DEVICE}" master "${MASTER}"
133 ip link set "${DEVICE}" up
138 if [ "$HANDLING" = "2" ]; then
142 if [ -n "$BOOTPROTO" -a "$BOOTPROTO" != "none" -a "$BOOTPROTO" != "static" ]; then
143 if is_yes "$IPV4_NETWORKING"; then
147 if [ -n "$DHCP_CLIENT" ]; then
148 if [ -z "$DHCP_HOSTNAME" ]; then
149 # set DHCP_HOSTNAME only basename
150 DHCP_HOSTNAME=${HOSTNAME%%.*}
152 case ${DHCP_CLIENT##*/} in
154 [ -n "$DHCP_HOSTNAME" ] && DHCP_ARGS="-h $DHCP_HOSTNAME"
155 DHCP_ARGS="$DHCP_ARGS -i $DEVICE"
158 [ -n "$DHCP_HOSTNAME" ] && DHCP_ARGS="-h $DHCP_HOSTNAME"
159 DHCP_ARGS="$DHCP_ARGS $DEVICE"
160 if is_no "$ZEROCONF"; then
161 DHCP_ARGS="$DHCP_ARGS --noipv4ll"
165 [ -n "$DHCP_HOSTNAME" ] && DHCP_ARGS="-H $DHCP_HOSTNAME"
166 DHCP_ARGS="$DHCP_ARGS $DEVICE"
169 # Can't specify a host with dhclient ?
170 DHCP_ARGS="$DEVICE -pf /var/run/dhclient.$DEVICE.pid -lf /var/lib/dhclient/dhclient.$DEVICE.leases"
171 if [ -f /etc/dhclient.$DEVICE.conf ] ; then
172 DHCP_ARGS="$DHCP_ARGS -cf /etc/dhclient.$DEVICE.conf"
176 DHCP_ARGS="-D $DEVICE"
180 DHCP_ARGS="$DHCP_OPTIONS $DHCP_ARGS"
182 [ -z "$CHECK_LINK_WAIT_TIMEOUT" ] && CHECK_LINK_WAIT_TIMEOUT=5
183 if check_link_down ${DEVICE} $(( $CHECK_LINK_WAIT_TIMEOUT * 2 )); then
184 run_cmd "$(nls 'Determining IP information for %s (%s)' "$DEVICE" "${DHCP_CLIENT##*/}")" /bin/false
185 nls '%s: Check cable/radio on-off switch?' "$DEVICE"
189 if ! run_cmd "$(nls 'Determining IP information for %s (%s)' "$DEVICE" "${DHCP_CLIENT##*/}")" $DHCP_CLIENT $DHCP_ARGS; then
193 # give time for determining IP information
194 check_device_down && sleep 1 && check_device_down && sleep 3
195 check_device_down && ip link set ${DEVICE} up
199 if is_yes "$IPV4_NETWORKING" && [ -n "${IP4ADDR}" ]; then
200 # If broadcast is missing then autocalculate it
201 if ! (echo $IP4ADDROPT | grep -qE "brd|broadcast"); then
202 IP4ADDROPT="brd + ${IP4ADDROPT}"
205 if [ -n "${SUBDEVICE}" ]; then
206 ALIAS="label ${SUBDEVICE}"
209 if [ -n "$REMIP" ]; then
210 ip addr add ${IP4ADDR} peer ${REMIP} ${ALIAS} dev ${DEVICE} ${IP4ADDROPT}
212 ip addr add ${IP4ADDR} ${ALIAS} dev ${DEVICE} ${IP4ADDROPT}
217 ip link set ${DEVICE} up
220 if is_yes "$IPV6_NETWORKING" && [ -n "${IP6ADDR}" ]; then
221 ip addr add ${IP6ADDR} dev ${DEVICE} ${IP6ADDROPT}
223 while [ $timeout -le 20 ] && \
224 if_state="`ip -o addr list dev ${DEVICE} to ${IP6ADDR}`" && \
225 echo "$if_state" | grep -q tentative && \
226 ! echo "$if_state" | grep -q dadfailed ; do
228 timeout=$((timeout+1))
230 if ip -o addr list dev ${DEVICE} to ${IP6ADDR} | grep -q dadfailed ; then
231 ip addr del ${IP6ADDR} dev ${DEVICE}
232 nls '%s: Duplicated address detected: %s' "$DEVICE" "$IP6ADDR"
235 if [ -n "${IP6ADDRLABEL}" ]; then
236 ip addrlabel add prefix ${IP6ADDR} dev ${DEVICE} label ${IP6ADDRLABEL}
240 if is_yes "$IPV4_NETWORKING" && [ -n "${IP4ADDR}" -a -x /sbin/arping ]; then
241 # update ARP cache of neighbouring computers
242 /sbin/arping -q -A -c 1 -I ${DEVICE} ${IP4ADDR%/*}
243 { ( sleep 2; /sbin/arping -q -U -c 1 -I ${DEVICE} ${IP4ADDR%/*} ) & } > /dev/null 2>&1
246 # IPv4/6 gateways and default routes
250 # device have to have ip address set before
251 if is_yes "$PROXYARP"; then
252 run_cmd "$(nls 'Enabling proxy ARP on %s' "${DEVICE}")" sysctl -w net.ipv4.conf.${SYSCTLDEVICE}.proxy_arp=1
255 if [ "$HANDLING" = "3" ]; then
259 if is_yes "$IPX"; then
260 /lib/rc-scripts/ifup-ipx $DEVICE
263 if is_yes "$ENABLE_6TO4"; then
264 # find an usable IPv4 address for this device; might have been obtained by dhcp or ppp
265 for ipv4 in `/sbin/ip addr show dev $DEVICE | awk -F'[ /]+' '/ inet /{print $3}'`; do
266 if [ `ipcalc -n $ipv4/8` != "NETWORK=10.0.0.0" \
267 -a `ipcalc -n $ipv4/12` != "NETWORK=172.16.0.0" \
268 -a `ipcalc -n $ipv4/24` != "NETWORK=192.168.0.0" \
269 -a `ipcalc -n $ipv4/24` != "NETWORK=169.254.0.0" ]; then
271 local_ipv6=`printf "2002:%02x%02x:%02x%02x::1" $(echo $ipv4 | tr . ' ')`
275 if [ -n "$local_ipv4" ]; then # we have an usable IPv4 address; set up the tunnel
276 tun6to4=tun6to4_$DEVICE
277 /sbin/ip tunnel add $tun6to4 mode sit ttl 128 remote any local $local_ipv4
278 /sbin/ip link set dev $tun6to4 up
279 /sbin/ip -6 addr add $local_ipv6/16 dev $tun6to4
280 /sbin/ip -6 route add 2000::/3 via ::192.88.99.1 dev $tun6to4 metric 1
284 if [ "$HANDLING" = "4" ]; then
288 exec /lib/rc-scripts/ifup-post $CONFIG