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authorBill Nottingham <notting@redhat.com>2001-07-11 05:23:56 +0000
committerBill Nottingham <notting@redhat.com>2001-07-11 05:23:56 +0000
commit3b86e2508b13f4bd6339f7be708a2cf1eab99a44 (patch)
tree9cab5aea5252b6fc072670e92fd2f07cede5ed9d /sysconfig/network-scripts/ifdown-sit
parentd4b006581428be84473825bf5d31ed81f6c4a647 (diff)
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big ipv6 update from Pekka Savola (<pekkas@netcore.fi>)
Diffstat (limited to 'sysconfig/network-scripts/ifdown-sit')
-rwxr-xr-xsysconfig/network-scripts/ifdown-sit77
1 files changed, 49 insertions, 28 deletions
diff --git a/sysconfig/network-scripts/ifdown-sit b/sysconfig/network-scripts/ifdown-sit
index a70d5169..a2a70c16 100755
--- a/sysconfig/network-scripts/ifdown-sit
+++ b/sysconfig/network-scripts/ifdown-sit
@@ -6,13 +6,24 @@
# Taken from:
# (P) & (C) 2000-2001 by Peter Bieringer <pb@bieringer.de>
#
-# Version 2001-02-08
+# RHL integration assistance by Pekka Savola <pekkas@netcore.fi>
+#
+# Version 2001-05-22d
+#
+# Uses following information from /etc/sysconfig/network:
+# NETWORKING_IPV6=yes|no: controls IPv6 initialization (global setting)
+#
+# Uses following information from "/etc/sysconfig/network-scripts/ifcfg-$1":
+# For static tunnels
+# IPV6TUNNELIPV4="<ipv4 address of foreign tunnel endpoint>"
+# IPV6ADDR=<ipv6address>/<prefixlength> [OPTIONAL: numbered tunnels]
#
-# Filter tags (for stripping, empty lines following if all is stripped)
+# Get global network configuration
. /etc/sysconfig/network
+# Source IPv4 helper functions
cd /etc/sysconfig/network-scripts
. network-functions
@@ -20,33 +31,43 @@ CONFIG=$1
[ -f "$CONFIG" ] || CONFIG=ifcfg-$CONFIG
source_config
-# Test if IPv6 configuration is enabled for this interface
-if [ ! "$IPV6INIT" = "yes" ]; then
- # not enabled, stop here
- exit 0
-fi
-
# Test if IPv6 is up
-if [ "${NETWORKING_IPV6}" = "yes" ]; then
-
- . /etc/sysconfig/network-scripts/network-functions-ipv6
-
- # Delete IPv6-in-IPv4 tunnel(s)
- if [ "$DEVICE" = "sit0" ]; then
- ifdown_ipv6_autotunnel
- elif [ ! -z "$IPV6TUNNELIPV4" ]; then
- # Delete static IPv6 tunnel routes on specified virtual interface
- if [ -f /etc/sysconfig/static-routes-ipv6 ]; then
- grep "^$DEVICE" /etc/sysconfig/static-routes-ipv6 | while read device ipv6route args; do
- if [ "$device" = "$DEVICE" ]; then
- ifdown_ipv6_tunnel $DEVICE $IPV6TUNNELIPV4 $ipv6route
- fi
- done
+if [ ! "${NETWORKING_IPV6}" = "yes" ]; then
+ # Global IPv6 switch not enabled, end now
+ exit 0
+fi
+
+if [ ! -f /etc/sysconfig/network-scripts/network-functions-ipv6 ]; then
+ # IPv6 setup isn't well
+ exit 1
+fi
+
+# Source IPv6 helper functions
+. /etc/sysconfig/network-scripts/network-functions-ipv6
+
+# IPv6 test, no module loaded, exit if system is not IPv6-ready
+test_ipv6 testonly || exit 0
+
+# Delete IPv6-in-IPv4 tunnel(s)
+if [ "$DEVICE" = "sit0" ]; then
+ ifdown_ipv6_autotunnel
+elif [ ! -z "$IPV6TUNNELIPV4" ]; then
+ if [ "$IPV6_TUNNELMODE" = "NBMA" ]; then
+ if [ ! -z "$IPV6ADDR" ]; then
+ # Numbered tunnel
+ ifdown_ipv6_real sit0 $IPV6ADDR
fi
- if [ ! -z "$IPV6ADDR" ]; then
- # Numbered tunnel
- ifdown_ipv6_real sit0 $IPV6ADDR
+ # Cleanup all IPv6 tunnel configuration on specified interface and shut down sit0, if no longer used
+ ifdown_ipv6_tunnel_all $DEVICE $IPV6TUNNELIPV4
+
+ elif [ -z "$IPV6_TUNNELMODE" -o "$IPV6_TUNNELMODE" = "IP" ]; then
+ # Delete all IPv6 routes and addresses
+ ifdown_ipv6_real_all $DEVICE
+
+ # Shut down tunnel device
+ ifdown_ipv6_tunneldev $DEVICE
+ else
+ echo $"Tunnel creation mode '$IPV6_TUNNELMODE' not supported - skip!"
fi
- fi
-fi
+fi