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IPsec: Replace MARK 50 by 0x00800000

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This change is necessary because we are using the right-hand two bytes
for storing the QoS classes.

All IPsec traffic will now be skipped and never classified by the QoS.

Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>
Signed-off-by: Arne Fitzenreiter <arne_f@ipfire.org>
This commit is contained in:
Michael Tremer
2021-10-04 18:52:22 +01:00
committed by Arne Fitzenreiter
parent f857c5c630
commit 51c4b73f7a
3 changed files with 16 additions and 13 deletions
Download Patch File Download Diff File Expand all files Collapse all files

12
src/patches/strongswan-ipfire.patch
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@@ -42,7 +42,7 @@
+ iptables --wait -I IPSECOUTPUT 1 -o $PLUTO_INTERFACE -p $PLUTO_PEER_PROTOCOL \
-s $PLUTO_ME $S_MY_PORT $IPSEC_POLICY_OUT \
- -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j ACCEPT
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j MARK --set-mark 50
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j MARK --set-xmark 0x00800000/0x00800000
#
# allow IPIP traffic because of the implicit SA created by the kernel if
# IPComp is used (for small inbound packets that are not compressed)
@@ -71,7 +71,7 @@
+ iptables --wait -D IPSECOUTPUT -o $PLUTO_INTERFACE -p $PLUTO_PEER_PROTOCOL \
-s $PLUTO_ME $S_MY_PORT $IPSEC_POLICY_OUT \
- -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j ACCEPT
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j MARK --set-mark 50
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT -j MARK --set-xmark 0x00800000/0x00800000
#
# IPIP exception teardown
if [ -n "$PLUTO_IPCOMP" ]
@@ -97,7 +97,7 @@
-s $PLUTO_MY_CLIENT $S_MY_PORT \
- -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j ACCEPT
- iptables -I FORWARD 1 -i $PLUTO_INTERFACE -p $PLUTO_MY_PROTOCOL \
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j MARK --set-mark 50
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j MARK --set-xmark 0x00800000/0x00800000
+ iptables --wait -I IPSECFORWARD 1 -i $PLUTO_INTERFACE -p $PLUTO_MY_PROTOCOL \
-s $PLUTO_PEER_CLIENT $S_PEER_PORT \
- -d $PLUTO_MY_CLIENT $D_MY_PORT $IPSEC_POLICY_IN -j ACCEPT
@@ -117,7 +117,7 @@
+ iptables --wait -I IPSECOUTPUT 1 -o $PLUTO_INTERFACE -p $PLUTO_PEER_PROTOCOL \
-s $PLUTO_MY_CLIENT $S_MY_PORT \
- -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j ACCEPT
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j MARK --set-mark 50
+ -d $PLUTO_PEER_CLIENT $D_PEER_PORT $IPSEC_POLICY_OUT -j MARK --set-xmark 0x00800000/0x00800000
fi
#
# allow IPIP traffic because of the implicit SA created by the kernel if
@@ -194,7 +194,7 @@
-d $PLUTO_PEER_CLIENT $D_PEER_PORT \
- $IPSEC_POLICY_OUT -j ACCEPT
- iptables -D FORWARD -i $PLUTO_INTERFACE -p $PLUTO_MY_PROTOCOL \
+ $IPSEC_POLICY_OUT -j MARK --set-mark 50
+ $IPSEC_POLICY_OUT -j MARK --set-xmark 0x00800000/0x00800000
+ iptables --wait -D IPSECFORWARD -i $PLUTO_INTERFACE -p $PLUTO_MY_PROTOCOL \
-s $PLUTO_PEER_CLIENT $S_PEER_PORT \
-d $PLUTO_MY_CLIENT $D_MY_PORT \
@@ -217,7 +217,7 @@
-s $PLUTO_MY_CLIENT $S_MY_PORT \
-d $PLUTO_PEER_CLIENT $D_PEER_PORT \
- $IPSEC_POLICY_OUT -j ACCEPT
+ $IPSEC_POLICY_OUT -j MARK --set-mark 50
+ $IPSEC_POLICY_OUT -j MARK --set-xmark 0x00800000/0x00800000
fi
#
# IPIP exception teardown