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author | David Kaspar [Dee'Kej] <dkaspar@redhat.com> | 2018-05-25 20:01:54 +0200 |
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committer | Dee'Kej <deekej@linuxmail.org> | 2018-05-30 12:32:22 +0200 |
commit | a145ddda284570e57413e37f025c3657205e17d8 (patch) | |
tree | a371338da02e38d8745964f75239c8ee62cc459b /network-scripts/ifup-tunnel | |
parent | db1ca2fadd20d0a4fb5a0fe18adcd8c960db9cf3 (diff) | |
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Repository scheme updated to new layout
NOTE: This commit just moves files around, without actually fixing the
Makefiles and specfile. See follow up commits which resolve this.
Diffstat (limited to 'network-scripts/ifup-tunnel')
-rwxr-xr-x | network-scripts/ifup-tunnel | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/network-scripts/ifup-tunnel b/network-scripts/ifup-tunnel new file mode 100755 index 00000000..afdfe928 --- /dev/null +++ b/network-scripts/ifup-tunnel @@ -0,0 +1,94 @@ +#!/bin/bash +# Copyright (C) 1996-2009 Red Hat, Inc. all rights reserved. +# +# This program is free software; you can redistribute it and/or modify +# it under the terms of the GNU General Public License, version 2, +# as published by the Free Software Foundation. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + +# Thanks to: +# - Razvan Corneliu C.R. Vilt <razvan.vilt@linux360.ro> +# - Aaron Hope <aaron.hope@unh.edu> +# - Sean Millichamp <sean@enertronllc.com> +# for providing the scripts this one is based on + +. /etc/init.d/functions + +cd /etc/sysconfig/network-scripts +. ./network-functions + +CONFIG=$1 +need_config "$CONFIG" +source_config + +if [ "$PEER_OUTER_IPADDR" = "$PEER_INNER_IPADDR" ]; then + # Specifying PEER_INNER_IPADDR would automatically add a route to the peer + # through the tunnel, redirecting tunnel packets back to the tunnel and + # creating a dead loop. + unset PEER_INNER_IPADDR +fi + +case "$TYPE" in +GRE) + MODE=gre + proto=-4 + /sbin/modprobe ip_gre + ;; +IPIP) + MODE=ipip + proto=-4 + /sbin/modprobe ipip + ;; +IPIP6|EXTERNAL) + MODE=ipip6 + proto=-6 + /sbin/modprobe ip6_tunnel + ;; +*) + net_log $"Invalid tunnel type $TYPE" + exit 1 + ;; +esac + +# Generic tunnel devices are not supported here +if [ "$DEVICE" = gre0 -o "$DEVICE" = tunl0 -o "$DEVICE" = ip6tnl0 ]; then + net_log $"Device '$DEVICE' isn't supported as a valid GRE device name." + exit 1 +fi + +# Create the tunnel +# The outer addresses are those of the underlying (public) network. +if [ "$TYPE" = 'EXTERNAL' ]; then + /sbin/ip link add "$DEVICE" type ip6tnl external +else + /sbin/ip $proto tunnel add "$DEVICE" mode "$MODE" \ + ${MY_OUTER_IPADDR:+local "$MY_OUTER_IPADDR"} \ + ${PEER_OUTER_IPADDR:+remote "$PEER_OUTER_IPADDR"} \ + ${KEY:+key "$KEY"} ${TTL:+ttl "$TTL"} +fi + +if [ -n "$MTU" ]; then + /sbin/ip link set "$DEVICE" mtu "$MTU" +fi + +# The inner address are used mainly for communication between a gateway +# and a private network. When the peer is configured with an inner address +# contained in the peer's private network or identical to it's public address, +# it need not be specified. +/sbin/ip addr add "$MY_INNER_IPADDR" dev "$DEVICE" \ + ${PEER_INNER_IPADDR:+peer "$PEER_INNER_IPADDR"} + +/sbin/ip link set dev "$DEVICE" up + +# IPv6 initialisation? +/etc/sysconfig/network-scripts/ifup-ipv6 ${CONFIG} + +exec /etc/sysconfig/network-scripts/ifup-post "$CONFIG" "$2" |