aboutsummaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
authorKarsten Loesing <karsten.loesing@gmx.net>2014-02-13 18:58:21 +0100
committerKarsten Loesing <karsten.loesing@gmx.net>2014-02-13 18:58:21 +0100
commit436f7106b445b24f4f9aa4dc68584129c4b375cc (patch)
treeea24b2f8aa2b344f0c2e8e310cae6807edb6542c /src
parent749ead79ad2edbfbdc4b200529fdf7aff17df5e1 (diff)
downloadtor-436f7106b445b24f4f9aa4dc68584129c4b375cc.tar
tor-436f7106b445b24f4f9aa4dc68584129c4b375cc.tar.gz
Exclude Teredo IPv6 prefix from geoip6.
The latest GeoLite2 database includes a pointer from 2001::/32 to the root node of the IPv4 address space in the tree. We need to exclude this whole address space from geoip6, similar to how we exclude IPv4-mapped IPv6 addresses and the 6to4 mapping subnet.
Diffstat (limited to 'src')
-rw-r--r--src/config/mmdb-convert.py4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/config/mmdb-convert.py b/src/config/mmdb-convert.py
index 21a82bab5..80fe6a0e1 100644
--- a/src/config/mmdb-convert.py
+++ b/src/config/mmdb-convert.py
@@ -380,6 +380,7 @@ def fmt_item_ipv6(entry):
IPV4_MAPPED_IPV6_PREFIX = "0"*80 + "1"*16
IPV6_6TO4_PREFIX = "0010000000000010"
+TEREDO_IPV6_PREFIX = "0010000000000001" + "0"*16
def dump_item_ipv6(entries, prefix, val):
"""Dump the information for an IPv6 address prefix to entries, where
@@ -391,7 +392,8 @@ def dump_item_ipv6(entries, prefix, val):
"""
if prefix.startswith(IPV4_PREFIX) or \
prefix.startswith(IPV4_MAPPED_IPV6_PREFIX) or \
- prefix.startswith(IPV6_6TO4_PREFIX):
+ prefix.startswith(IPV6_6TO4_PREFIX) or \
+ prefix.startswith(TEREDO_IPV6_PREFIX):
return
v = int(prefix, 2)
shift = 128 - len(prefix)