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Diffstat (limited to 'network-scripts/ifup-sit')
| -rw-r--r-- | network-scripts/ifup-sit | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/network-scripts/ifup-sit b/network-scripts/ifup-sit new file mode 100644 index 00000000..d29bb4d1 --- /dev/null +++ b/network-scripts/ifup-sit @@ -0,0 +1,111 @@ +#!/bin/bash +# +# ifup-sit +# +# +# Taken from: +# (P) & (C) 2000-2003 by Peter Bieringer <pb@bieringer.de> +# +# You will find more information on the initscripts-ipv6 homepage at +# http://www.deepspace6.net/projects/initscripts-ipv6.html +# +# RHL integration assistance by Pekka Savola <pekkas@netcore.fi> +# +# Version: 2003-09-08 +# +# Uses following information from /etc/sysconfig/network: +# IPV6_DEFAULTDEV=<device>: controls default route (optional) +# IPV6_DEFAULTGW=<address>: controls default route (optional) +# +# Uses following information from /etc/sysconfig/network-scripts/ifcfg-$1: +# DEVICE=<device> +# IPV6INIT=yes|no: controls IPv6 configuration for this interface +# IPV6_MTU=<MTU for IPv6>: controls IPv6 MTU for this link (optional) +# +# For static tunnels +# IPV6TUNNELIPV4=<IPv4 address>: IPv4 address of remote tunnel endpoint +# IPV6TUNNELIPV4LOCAL=<IPv4 address>: (optional) local IPv4 address of tunnel +# IPV6ADDR=<IPv6 address>[/<prefix length>]: (optional) local IPv6 address of a numbered tunnel +# IPV6ADDR_SECONDARIES="<IPv6 address>[/<prefix length>] ..." (optional) additional local IPv6 addresses +# + + +. /etc/sysconfig/network + +cd /etc/sysconfig/network-scripts +. ./network-functions + +CONFIG=$1 +[ -f "$CONFIG" ] || CONFIG=ifcfg-$CONFIG +source_config + +# IPv6 don't need aliases anymore, config is skipped +REALDEVICE=${DEVICE%%:*} +[ "$DEVICE" != "$REALDEVICE" ] && exit 0 + +# Test whether IPv6 configuration is disabled for this interface +is_false "$IPV6INIT" && exit 0 + +[ -f /etc/sysconfig/network-scripts/network-functions-ipv6 ] || exit 1 +. /etc/sysconfig/network-scripts/network-functions-ipv6 + + +# IPv6 test, module loaded, exit if system is not IPv6-ready +ipv6_test || exit 1 + +# Generic tunnel device sit0 is not supported here +if [ "$DEVICE" = "sit0" ]; then + net_log $"Device '$DEVICE' isn't supported here, use IPV6_AUTOTUNNEL setting and restart (IPv6) networking" + mdv-network-event connection_failure ${DEVICE} + exit 1 +fi + +if [ -z "$IPV6TUNNELIPV4" ]; then + net_log $"Missing remote IPv4 address of tunnel, configuration is not valid" + mdv-network-event connection_failure ${DEVICE} + exit 1 +fi + +# Test device status +ipv6_test_device_status $DEVICE +if [ $? = 0 ]; then + # device is already up + net_log $"Device '$DEVICE' is already up, please shutdown first" + mdv-network-event connection_failure ${DEVICE} + exit 1 +fi + +# Create tunnel +ipv6_add_tunnel_device $DEVICE $IPV6TUNNELIPV4 "" $IPV6TUNNELIPV4LOCAL || exit 1 + +# Set IPv6 MTU, if given +if [ -n "$IPV6_MTU" ]; then + ipv6_set_mtu $DEVICE $IPV6_MTU +fi + +# Apply local IPv6 address, if given (numbered tunnel) +if [ -n "$IPV6ADDR" ]; then + ipv6_add_addr_on_device $DEVICE $IPV6ADDR +fi + +# Setup additional IPv6 addresses from list, if given +if [ -n "$IPV6ADDR_SECONDARIES" ]; then + for ipv6addr in $IPV6ADDR_SECONDARIES; do + ipv6_add_addr_on_device $DEVICE $ipv6addr + done +fi + +# Setup default IPv6 route, check are done by function +if [ -n "$IPV6_DEFAULTDEV" -o -n "$IPV6_DEFAULTGW" ]; then + ipv6_set_default_route "$IPV6_DEFAULTGW" "$IPV6_DEFAULTDEV" "$DEVICE" +fi + +# Setup additional static IPv6 routes on specified interface, if given +if [ -f /etc/sysconfig/static-routes-ipv6 ]; then + LC_ALL=C grep -w "^$DEVICE" /etc/sysconfig/static-routes-ipv6 | while read device ipv6route args; do + ipv6_add_route $ipv6route :: $DEVICE +done +fi + +# Setup static routes +/etc/sysconfig/network-scripts/ifup-routes ${REALDEVICE} |