X-Git-Url: https://git.distorted.org.uk/~mdw/hippotat/blobdiff_plain/034284c3d2f1bdc9c9c4e7762b40b34a9713f566..ca732796fd94e7bc50750c11377da63880e4beff:/hippotat/__init__.py

diff --git a/hippotat/__init__.py b/hippotat/__init__.py
index 1baaed3..f51caf5 100644
--- a/hippotat/__init__.py
+++ b/hippotat/__init__.py
@@ -19,6 +19,46 @@ from configparser import NoOptionError
 
 import collections
 
+defcfg = '''
+[DEFAULT]
+#[<client>] overrides
+max_batch_down = 65536           # used by server, subject to [limits]
+max_queue_time = 10              # used by server, subject to [limits]
+max_request_time = 54            # used by server, subject to [limits]
+target_requests_outstanding = 3  # must match; subject to [limits] on server
+max_requests_outstanding = 4     # used by client
+max_batch_up = 4000              # used by client
+
+#[server] or [<client>] overrides
+ipif = userv root ipif %(local)s,%(peer)s,%(mtu)s,slip %(rnets)s
+# extra interpolations:  %(local)s        %(peer)s          %(rnet)s
+#  obtained   on server  [virtual]server  [virtual]relay    [virtual]network
+#      from   on client  <client>         [virtual]server   [virtual]routes
+
+[virtual]
+mtu = 1500
+routes = ''
+# network = <prefix>/<len>  # mandatory for server
+# server  = <ipaddr>   # used by both, default is computed from `network'
+# relay   = <ipaddr>   # used by server, default from `network' and `server'
+#  default server is first host in network
+#  default relay is first host which is not server
+
+[server]
+# addrs = 127.0.0.1 ::1    # mandatory for server
+port = 80                  # used by server
+# url              # used by client; default from first `addrs' and `port'
+
+# [<client-ip4-or-ipv6-address>]
+# password = <password>    # used by both, must match
+
+[limits]
+max_batch_down = 262144           # used by server
+max_queue_time = 121              # used by server
+max_request_time = 121            # used by server
+target_requests_outstanding = 10  # used by server
+'''
+
 # these need to be defined here so that they can be imported by import *
 cfg = ConfigParser()
 optparser = OptionParser()
@@ -80,6 +120,9 @@ class _IpifProcessProtocol(twisted.internet.protocol.ProcessProtocol):
     for packet in packets:
       if not len(packet): continue
       (saddr, daddr) = packet_addrs(packet)
+      if saddr.is_link_local or daddr.is_link_local:
+        log_discard(packet, saddr, daddr, 'link-local')
+        continue
       self._router(packet, saddr, daddr)
   def processEnded(self, status):
     status.raiseException()