mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-09-19 22:08:32 +00:00
311 lines
6.1 KiB
Bash
Executable file
311 lines
6.1 KiB
Bash
Executable file
#!/bin/bash
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. /etc/rc.conf
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. /etc/rc.d/functions
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for s in wireless bonding bridges dhcpcd; do
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[[ -f /etc/conf.d/$s ]] && . "/etc/conf.d/$s"
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done
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# helper function to determine if legacy network support is needed
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need_legacy() {
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if [[ -z $interface ]]; then
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return 0 # need legacy
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fi
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return 1 # enough present for iproute2 support
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}
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deprecated() {
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printf "${C_FAIL}Warning:${C_CLEAR} This functionality is deprecated.\n"
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printf " Please refer to /etc/rc.conf on how to define a single wired\n"
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printf " connection, or use a utility such as netcfg.\n"
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}
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network_up() {
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/usr/sbin/ip link set dev $interface up || return 1
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if [[ $address ]]; then
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for var in netmask gateway; do
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if [[ -z ${!var} ]]; then
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printf "${C_FAIL}Error: static address defined without $var!\n"
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return 1
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fi
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done
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/usr/sbin/ip addr add $address/$netmask dev $interface || return 1
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/usr/sbin/ip route add default via $gateway || return 1
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else
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/sbin/dhcpcd $DHCPCD_ARGS $interface || return 1
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fi
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}
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network_down() {
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if [[ -f /var/run/dhcpcd-$interface.pid ]]; then
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/sbin/dhcpcd -k $interface || return 1
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else
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/usr/sbin/ip route del default || return 1
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/usr/sbin/ip addr flush dev $interface || return 1
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fi
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/usr/sbin/ip link set dev $interface down || return 1
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}
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ifup() {
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local ifcfg=${!1}
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if [[ ! $1 ]]; then
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echo "usage: $0 ifup <interface_name>"
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return 1
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fi
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# Get the name of the interface from the first token in the string
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if [[ $ifcfg = dhcp ]]; then
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ifname=$1
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else
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ifname=${ifcfg%% *}
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fi
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/sbin/ifconfig $ifname up
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wi_up $1 || return 1
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if [[ $ifcfg = dhcp ]]; then
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# remove the .pid file if it exists
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/bin/rm -f /var/run/dhcpcd-${1}.pid >/dev/null 2>&1
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/bin/rm -f /var/run/dhcpcd-${1}.cache >/dev/null 2>&1
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/sbin/dhcpcd $DHCPCD_ARGS ${1}
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else
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/sbin/ifconfig $ifcfg
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fi
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}
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wi_up() {
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local iwcfg=wlan_$1
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[[ ${!iwcfg} ]] || return 0
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/usr/sbin/iwconfig ${!iwcfg}
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[[ $WIRELESS_TIMEOUT ]] || WIRELESS_TIMEOUT=2
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sleep $WIRELESS_TIMEOUT
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bssid=$(iwgetid $1 -ra)
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if [[ $bssid = 00:00:00:00:00:00 ]]; then
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printhl "Could not associate $1 - try increasing WIRELESS_TIMEOUT and check network is WEP or has no security"
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return 1
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fi
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return 0
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}
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ifdown() {
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local ifcfg=${!1}
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if [[ ! $1 ]]; then
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echo "usage: $0 ifdown <interface_name>"
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return 1
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fi
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if [[ $ifcfg = dhcp && -f /var/run/dhcpcd-${1}.pid ]]; then
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/sbin/dhcpcd -k ${1} >/dev/null 2>&1
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fi
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# Always bring the interface itself down
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/sbin/ifconfig ${1} down >/dev/null 2>&1
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}
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iflist() {
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for ifline in ${INTERFACES[@]}; do
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if [[ $ifline = ${ifline#!} ]]; then
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printf " $ifline:\t"
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else
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printf "$ifline:\t"
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fi
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echo ${!ifline#!}
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done
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}
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rtup() {
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local routecfg=${!1}
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if [[ ! $1 ]]; then
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echo "usage: $0 rtup <route_name>"
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return 1
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fi
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if [[ $routecfg =~ :: ]]; then
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/sbin/route -A inet6 add $routecfg
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else
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/sbin/route add $routecfg
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fi
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}
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rtdown() {
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local routecfg=${!1}
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if [[ ! $1 ]]; then
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echo "usage: $0 rtdown <route_name>"
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return 1
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fi
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if [[ $routecfg =~ :: ]]; then
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/sbin/route -A inet6 del $routecfg
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else
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/sbin/route del $routecfg
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fi
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}
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rtlist() {
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for rtline in ${ROUTES[@]}; do
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if [[ $rtline = ${rtline#!} ]]; then
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printf " $rtline:\t"
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else
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printf "$rtline:\t"
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fi
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echo ${!rtline#!}
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done
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}
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bond_up() {
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for ifline in ${BOND_INTERFACES[@]}; do
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if [[ $ifline = ${ifline#!} ]]; then
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bondcfg="bond_$ifline"
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if [[ ${!bondcfg} ]]; then
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/sbin/ifenslave $ifline ${!bondcfg} || error=1
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fi
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fi
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done
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}
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bond_down() {
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for ifline in ${BOND_INTERFACES[@]}; do
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if [[ $ifline = ${ifline#!} ]]; then
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bondcfg="bond_$ifline"
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/sbin/ifenslave -d $ifline ${!bondcfg} || error=1
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fi
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done
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}
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bridge_up() {
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for br in ${BRIDGE_INTERFACES[@]}; do
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if [[ $br = ${br#!} ]]; then
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# if the bridge already exists, remove it
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if [[ $(/sbin/ifconfig $br 2>/dev/null) ]]; then
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/sbin/ifconfig $br down
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/usr/sbin/brctl delbr $br
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fi
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/usr/sbin/brctl addbr $br
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brifs="bridge_$br"
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for brif in ${!brifs}; do
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if [[ $brif = ${brif#!} ]]; then
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for ifline in ${BOND_INTERFACES[@]}; do
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if [[ $brif = $ifline && $ifline = ${ifline#!} ]]; then
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ifup $ifline
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bondcfg="bond_$ifline"
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/sbin/ifenslave $ifline ${!bondcfg} || error=1
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unset bond_$ifline
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fi
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done
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/usr/sbin/brctl addif $br $brif || error=1
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fi
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done
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fi
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done
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}
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bridge_down() {
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for br in ${BRIDGE_INTERFACES[@]}; do
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if [[ $br = ${br#!} ]]; then
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/usr/sbin/brctl delbr $br
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fi
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done
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}
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case "$1" in
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start)
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# deprecation check
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need_legacy && deprecated
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if ! ck_daemon network; then
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echo "Network is already running. Try 'network restart'"
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exit
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fi
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stat_busy "Starting Network"
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error=0
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if need_legacy; then
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# bring up bridge interfaces
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bridge_up
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# bring up ethernet interfaces
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for ifline in ${INTERFACES[@]}; do
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if [[ $ifline = ${ifline#!} ]]; then
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ifup $ifline || error=1
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fi
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done
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# bring up bond interfaces
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bond_up
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# bring up routes
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for rtline in "${ROUTES[@]}"; do
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if [ "$rtline" = "${rtline#!}" ]; then
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rtup $rtline || error=1
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fi
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done
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else
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network_up
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fi
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if ((error == 0)); then
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add_daemon network
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stat_done
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else
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stat_fail
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fi
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;;
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stop)
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# deprecation check
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need_legacy && deprecated
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if [[ $NETWORK_PERSIST =~ yes|YES && $RUNLEVEL == [06] ]]; then
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status "Skipping Network Shutdown" true
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exit 0
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fi
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stat_busy "Stopping Network"
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rm_daemon network
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error=0
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if need_legacy; then
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for rtline in "${ROUTES[@]}"; do
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if [[ $rtline = ${rtline#!} ]]; then
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rtdown $rtline || error=1
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fi
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done
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# bring down bond interfaces
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bond_down
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for ifline in ${INTERFACES[@]}; do
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if [[ $ifline = ${ifline#!} ]]; then
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ifdown $ifline || error=1
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fi
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done
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# bring down bridge interfaces
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bridge_down
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else
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network_down
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fi
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if ((error == 0)); then
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stat_done
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else
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stat_fail
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fi
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;;
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restart)
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$0 stop
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/bin/sleep 2
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$0 start
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;;
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ifup|ifdown|iflist|rtup|rtdown|rtlist)
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# deprecation check
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need_legacy && deprecated
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$1 $2
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;;
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*)
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echo "usage: $0 {start|stop|restart}"
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echo " $0 {ifup|ifdown|iflist|rtup|rtdown|rtlist}";;
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esac
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# vim: set ts=2 sw=2 noet:
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