diff options
Diffstat (limited to 'package/base-files/default/etc/functions.sh')
| -rwxr-xr-x | package/base-files/default/etc/functions.sh | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/package/base-files/default/etc/functions.sh b/package/base-files/default/etc/functions.sh index c813e39a61..bc9767f491 100755 --- a/package/base-files/default/etc/functions.sh +++ b/package/base-files/default/etc/functions.sh @@ -24,6 +24,56 @@ if_valid () ( { debug "# missing interface '$1' ignored"; false; } ) +do_ifup() { + if_proto=$(nvram get ${2}_proto) + if=$(nvram get ${2}_ifname) + [ "${if%%[0-9]}" = "ppp" ] && if=$(nvram get ${if_proto}_ifname) + + pidfile=/var/run/${if}.pid + [ -f $pidfile ] && $DEBUG kill $(cat $pidfile) + + case "$1" in + static) + ip=$(nvram get ${2}_ipaddr) + netmask=$(nvram get ${2}_netmask) + gateway=$(nvram get ${2}_gateway) + + $DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up + ${gateway:+$DEBUG route add default gw $gateway} + + [ -f /etc/resolv.conf ] && return + + debug "# --- creating /etc/resolv.conf ---" + for dns in $(nvram get ${2}_dns); do + echo "nameserver $dns" >> /etc/resolv.conf + done + ;; + dhcp) + DHCP_IP=$(nvram get ${2}_ipaddr) + DHCP_NETMASK=$(nvram get ${2}_netmask) + $DEBUG ifconfig $if $ip ${netmask:+netmask $netmask} broadcast + up + + DHCP_ARGS="-i $if ${DHCP_IP:+-r $DHCP_IP} -b -p $pidfile" + DHCP_HOSTNAME=$(nvram get ${2}_hostname) + DHCP_HOSTNAME=${DHCP_HOSTNAME%%.*} + [ -z $DHCP_HOSTNAME ] || DHCP_ARGS="$DHCP_ARGS -H $DHCP_HOSTNAME" + [ "$if_proto" = "pptp" ] && DHCP_ARGS="$DHCP_ARGS -n -q" || DHCP_ARGS="$DHCP_ARGS -R &" + oldpid=$(cat $pidfile) + ${DEBUG:-eval} "udhcpc $DHCP_ARGS" + pidof udhcpc | grep "$oldpid" >&- 2>&- && { + sleep 1 + kill -9 $oldpid + } + ;; + none|"") + ;; + *) + [ -x "/sbin/ifup.$1" ] && { $DEBUG /sbin/ifup.$1 ${2}; exit; } + echo "### ifup ${2}: ignored ${2}_proto=\"$1\" (not supported)" + ;; + esac +} + bitcount () { local c=$1 echo $(( |