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author | Felix Fietkau <nbd@openwrt.org> | 2011-10-20 15:01:06 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2011-10-20 15:01:06 +0000 |
commit | c2b5767572c7cece21f7739e416d59458278b7d8 (patch) | |
tree | bbb6d468090141c8fe0367f573272ec8289fa755 /package/base-files-network/files/etc/hotplug.d/iface/10-routes | |
parent | fce837994043793008be610cb24154d649c7b190 (diff) | |
download | mtk-20170518-c2b5767572c7cece21f7739e416d59458278b7d8.zip mtk-20170518-c2b5767572c7cece21f7739e416d59458278b7d8.tar.gz mtk-20170518-c2b5767572c7cece21f7739e416d59458278b7d8.tar.bz2 |
base-files: move network related scripts to a separate package to make the transition to netifd easier
SVN-Revision: 28495
Diffstat (limited to 'package/base-files-network/files/etc/hotplug.d/iface/10-routes')
-rw-r--r-- | package/base-files-network/files/etc/hotplug.d/iface/10-routes | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/package/base-files-network/files/etc/hotplug.d/iface/10-routes b/package/base-files-network/files/etc/hotplug.d/iface/10-routes new file mode 100644 index 0000000..d57a5b3 --- /dev/null +++ b/package/base-files-network/files/etc/hotplug.d/iface/10-routes @@ -0,0 +1,137 @@ +add_route() { + local config="$1" + + # is this route intended for the + # $INTERFACE of this hotplug event + config_get interface "$config" interface + [ "$interface" != "$INTERFACE" ] && return 0 + + # get the real interface name from network config + config_get dev "$interface" ifname + + config_get target "$config" target + config_get netmask "$config" netmask + config_get gateway "$config" gateway + config_get metric "$config" metric + config_get mtu "$config" mtu + + # make sure there is a gateway and a target + [ -n "$target" ] || { + echo "Missing target in route section $config" + return 1 + } + [ -n "$gateway" ] || { + config_get gateway "$interface" gateway + } + + # handle "0.0.0.0" as "no gateway given" to allow + # defining gateway-less routes while still keeping + # the possibility to have static routes with a + # proper gateway on interfaces with dynamic ips + [ "$gateway" = "0.0.0.0" ] && gateway="" + + dest="${netmask:+-net "$target" netmask "$netmask"}" + dest="${dest:--host "$target"}" + + /sbin/route add $dest ${gateway:+gw "$gateway"} \ + ${dev:+dev "$dev"} ${metric:+ metric "$metric"} \ + ${mtu:+mss "$mtu"} +} + +add_route6() { + local config="$1" + + # is this route intended for the + # $INTERFACE of this hotplug event + config_get interface "$config" interface + [ "$interface" != "$INTERFACE" ] && return 0 + + # get the real interface name from network config + config_get dev "$interface" ifname + + config_get target "$config" target + config_get gateway "$config" gateway + config_get metric "$config" metric + config_get mtu "$config" mtu + + # make sure there is a gateway and a target + [ -n "$target" ] || { + echo "Missing target in route section $config" + return 1 + } + [ -n "$gateway" ] || { + config_get gateway "$interface" gateway + } + + /sbin/route -A inet6 add $target ${gateway:+gw "$gateway"} \ + ${dev:+dev "$dev"} ${metric:+ metric "$metric"} \ + ${mtu:+mss "$mtu"} +} + +# Skip fake devices (e.g. relayd) +grep -qs "^ *$DEVICE:" /proc/net/dev || exit 0 + +case "$ACTION" in + ifup) + include /lib/network + scan_interfaces + + # Setup aliases + config_set "$INTERFACE" aliases "" + config_set "$INTERFACE" alias_count 0 + config_foreach setup_interface_alias alias "$INTERFACE" "$DEVICE" + + # Save alias references in state vars + local aliases + config_get aliases "$INTERFACE" aliases + [ -z "$aliases" ] || uci_toggle_state network "$INTERFACE" aliases "$aliases" + + # Make ip6addr of parent iface the main address again + local ip6addr + config_get ip6addr "$INTERFACE" ip6addr + [ -z "$ip6addr" ] || { + ifconfig "$DEVICE" del "$ip6addr" + ifconfig "$DEVICE" add "$ip6addr" + } + + # Setup sysctls + local proto accept_ra send_rs + + config_get proto "$INTERFACE" proto + if [ "$proto" = dhcp ]; then + accept_ra=1 + send_rs=0 + else + accept_ra=0 + send_rs=1 + fi + + config_get_bool accept_ra "$INTERFACE" accept_ra $accept_ra + [ $accept_ra -eq 0 ] || { + logger -t ifup "Allowing Router Advertisements on $INTERFACE ($DEVICE)" + accept_ra=2 + } + do_sysctl "net.ipv6.conf.$DEVICE.accept_ra" $accept_ra + + config_get_bool send_rs "$INTERFACE" send_rs $send_rs + [ $send_rs -eq 0 ] || { + logger -t ifup "Enabling Router Solicitations on $INTERFACE ($DEVICE)" + send_rs=2 + } + do_sysctl "net.ipv6.conf.$DEVICE.forwarding" $send_rs + + + # Setup routes + config_foreach "add_route" route + config_foreach "add_route6" route6 + ;; + ifdown) + # Bring down named aliases + local device=$(uci_get_state network "$INTERFACE" device) + local ifn + for ifn in $(ifconfig | sed -ne "s/^\(\($DEVICE${device:+\|$device}\|br-$INTERFACE\):[^[:space:]]\+\).*/\1/p"); do + ifconfig "$ifn" down + done + ;; +esac + |