464xlat: delete SNATed conntracks on interface teardown

Existing conntracks will continue to be SNATed to 192.0.0.1 even after
464xlat interface gets teared down. To prevent this, matching
conntracks must be killed.

Signed-off-by: Alin Nastac <[email protected]>
Signed-off-by: Hans Dedecker <[email protected]> [PKG_RELEASE increase]
(cherry picked from commit 289c46869b969864676cf9abde4e1e0df33bcf37)

diff --git a/package/network/ipv6/464xlat/Makefile b/package/network/ipv6/464xlat/Makefile
index c792323235feaa3384dcb1bd15dd2d870b868094..ab09b1e6ddb3fef8ec84db63c7c84f4da3883644 100644 (file)
--- a/package/network/ipv6/464xlat/Makefile
+++ b/package/network/ipv6/464xlat/Makefile
@@ -1,7 +1,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=464xlat
-PKG_RELEASE:=12
+PKG_RELEASE:=13
 
 PKG_SOURCE_DATE:=2018-01-16
 PKG_MAINTAINER:=Hans Dedecker <[email protected]>

diff --git a/package/network/ipv6/464xlat/files/464xlat.sh b/package/network/ipv6/464xlat/files/464xlat.sh
index c90ac1af59a7972c61499a7e5c301860345d5ffa..dbe38b3cacfd09ce1c8bc285dbc63822556fb41a 100755 (executable)
--- a/package/network/ipv6/464xlat/files/464xlat.sh
+++ b/package/network/ipv6/464xlat/files/464xlat.sh
@@ -98,6 +98,9 @@ proto_464xlat_teardown() {
                ip -6 rule del from all lookup local
                ip -6 rule add from all lookup local pref 0
        fi
+
+       # Kill conntracks SNATed to 192.0.0.1
+       echo 192.0.0.1 > /proc/net/nf_conntrack
 }
 
 proto_464xlat_init_config() {