-#! /bin/sh
-# iproute2 version, default updown script
+#!/bin/sh
+# default updown script
#
# Copyright (C) 2003-2004 Nigel Meteringham
# Copyright (C) 2003-2004 Tuomo Soini
# that, and use the (left/right)updown parameters in ipsec.conf to make
# strongSwan use yours instead of this default one.
-# things that this script gets (from ipsec_pluto(8) man page)
-#
# PLUTO_VERSION
# indicates what version of this interface is being
# used. This document describes version 1.1. This
#
# local0.notice -/var/log/vpn
-# in order to use source IP routing the Linux kernel options
-# CONFIG_IP_ADVANCED_ROUTER and CONFIG_IP_MULTIPLE_TABLES
-# must be enabled
-#
-# special routing table for sourceip routes
-SOURCEIP_ROUTING_TABLE=@routing_table@
-#
-# priority of the sourceip routing table
-SOURCEIP_ROUTING_TABLE_PRIO=@routing_table_prio@
-
# check interface version
case "$PLUTO_VERSION" in
-1.[0|1]) # Older Pluto?!? Play it safe, script may be using new features.
+1.[0|1]) # Older release?!? Play it safe, script may be using new features.
echo "$0: obsolete interface version \`$PLUTO_VERSION'," >&2
- echo "$0: called by obsolete Pluto?" >&2
+ echo "$0: called by obsolete release?" >&2
exit 2
;;
1.*) ;;
;;
esac
-# utility functions for route manipulation
-# Meddling with this stuff should not be necessary and requires great care.
-uproute() {
- doroute add
- ip route flush cache
-}
-downroute() {
- doroute delete
- ip route flush cache
-}
-
-addsource() {
- st=0
- if ! ip -o route get ${PLUTO_MY_SOURCEIP%/*} | grep -q ^local
- then
- it="ip addr add ${PLUTO_MY_SOURCEIP%/*}/32 dev $PLUTO_INTERFACE"
- oops="`eval $it 2>&1`"
- st=$?
- if test " $oops" = " " -a " $st" != " 0"
- then
- oops="silent error, exit status $st"
- fi
- if test " $oops" != " " -o " $st" != " 0"
- then
- echo "$0: addsource \`$it' failed ($oops)" >&2
- fi
- fi
- return $st
-}
-
-doroute() {
- st=0
-
- if [ -z "$PLUTO_MY_SOURCEIP" ]
- then
- for dir in /etc/sysconfig /etc/conf.d; do
- if [ -f "$dir/defaultsource" ]
- then
- . "$dir/defaultsource"
- fi
- done
-
- if [ -n "$DEFAULTSOURCE" ]
- then
- PLUTO_MY_SOURCEIP=$DEFAULTSOURCE
- fi
- fi
-
- if [ -z "$KLIPS" -a -z "$PLUTO_MY_SOURCEIP" ]
- then
- # leave because no route entry is required
- return $st
- fi
-
- parms1="$PLUTO_PEER_CLIENT"
-
- if [ -n "$PLUTO_NEXT_HOP" ]
- then
- parms2="via $PLUTO_NEXT_HOP"
- else
- parms2="via $PLUTO_PEER"
- fi
- parms2="$parms2 dev $PLUTO_INTERFACE"
-
- parms3=
- if [ -n "$PLUTO_MY_SOURCEIP" ]
- then
- if test "$1" = "add"
- then
- addsource
- if ! ip rule list | grep -q "lookup $SOURCEIP_ROUTING_TABLE"
- then
- ip rule add pref $SOURCEIP_ROUTING_TABLE_PRIO table $SOURCEIP_ROUTING_TABLE
- fi
- fi
- parms3="$parms3 src ${PLUTO_MY_SOURCEIP%/*} table $SOURCEIP_ROUTING_TABLE"
- fi
-
- case "$PLUTO_PEER_CLIENT_NET/$PLUTO_PEER_CLIENT_MASK" in
- "0.0.0.0/0.0.0.0")
- # opportunistic encryption work around
- # need to provide route that eclipses default, without
- # replacing it.
- it="ip route $1 0.0.0.0/1 $parms2 $parms3 &&
- ip route $1 128.0.0.0/1 $parms2 $parms3"
- ;;
- *) it="ip route $1 $parms1 $parms2 $parms3"
- ;;
- esac
- oops="`eval $it 2>&1`"
- st=$?
- if test " $oops" = " " -a " $st" != " 0"
- then
- oops="silent error, exit status $st"
- fi
- if test " $oops" != " " -o " $st" != " 0"
- then
- echo "$0: doroute \`$it' failed ($oops)" >&2
- fi
- return $st
-}
-
-# in the presence of KLIPS and ipsecN interfaces do not use IPSEC_POLICY
-if [ `echo "$PLUTO_INTERFACE" | grep "ipsec"` ]
-then
- KLIPS=1
- IPSEC_POLICY_IN=""
- IPSEC_POLICY_OUT=""
-else
- KLIPS=
- IPSEC_POLICY="-m policy --pol ipsec --proto $PLUTO_PROTO --reqid $PLUTO_REQID"
- IPSEC_POLICY_IN="$IPSEC_POLICY --dir in"
- IPSEC_POLICY_OUT="$IPSEC_POLICY --dir out"
-fi
+IPSEC_POLICY="-m policy --pol ipsec --proto $PLUTO_PROTO --reqid $PLUTO_REQID"
+IPSEC_POLICY_IN="$IPSEC_POLICY --dir in"
+IPSEC_POLICY_OUT="$IPSEC_POLICY --dir out"
# use protocol specific options to set ports
case "$PLUTO_MY_PROTOCOL" in
PLUTO_MY_ID=`printf "$PLUTO_MY_ID"`
PLUTO_PEER_ID=`printf "$PLUTO_PEER_ID"`
-# the big choice
case "$PLUTO_VERB:$1" in
-prepare-host:*|prepare-client:*)
- if [ -z "$KLIPS" -a -z "$PLUTO_MY_SOURCEIP" ]
- then
- # exit because no route will be added,
- # so that existing routes can stay
- exit 0
- fi
-
- # delete possibly-existing route (preliminary to adding a route)
- case "$PLUTO_PEER_CLIENT_NET/$PLUTO_PEER_CLIENT_MASK" in
- "0.0.0.0/0.0.0.0")
- # need to provide route that eclipses default, without
- # replacing it.
- parms1="0.0.0.0/1"
- parms2="128.0.0.0/1"
- it="ip route delete $parms1 2>&1 ; ip route delete $parms2 2>&1"
- oops="`ip route delete $parms1 2>&1 ; ip route delete $parms2 2>&1`"
- ;;
- *)
- parms="$PLUTO_PEER_CLIENT"
- it="ip route delete $parms 2>&1"
- oops="`ip route delete $parms 2>&1`"
- ;;
- esac
- status="$?"
- if test " $oops" = " " -a " $status" != " 0"
- then
- oops="silent error, exit status $status"
- fi
- case "$oops" in
- *'RTNETLINK answers: No such process'*)
- # This is what route (currently -- not documented!) gives
- # for "could not find such a route".
- oops=
- status=0
- ;;
- esac
- if test " $oops" != " " -o " $status" != " 0"
- then
- echo "$0: \`$it' failed ($oops)" >&2
- fi
- exit $status
- ;;
-route-host:*|route-client:*)
- # connection to me or my client subnet being routed
- uproute
- ;;
-unroute-host:*|unroute-client:*)
- # connection to me or my client subnet being unrouted
- downroute
- ;;
up-host:)
# connection to me coming up
# If you are doing a custom version, firewall commands go here.
#
# IPv6
#
-prepare-host-v6:*|prepare-client-v6:*)
- ;;
-route-host-v6:*|route-client-v6:*)
- # connection to me or my client subnet being routed
- #uproute_v6
- ;;
-unroute-host-v6:*|unroute-client-v6:*)
- # connection to me or my client subnet being unrouted
- #downroute_v6
- ;;
up-host-v6:)
# connection to me coming up
# If you are doing a custom version, firewall commands go here.
projects / thirdparty / strongswan.git / commitdiff
