diff mbox

source route ignored in favor of local interface

Message ID 4DF0F47F.1080502@cox.net
State RFC, archived
Delegated to: David Miller
Headers show

Commit Message

Joe Buehler June 9, 2011, 4:27 p.m. UTC 
Ben Greear wrote:

> You can do this on more modern kernels (2.6.36 and later definately
> works..not sure
> about earlier).
> 
>         ip rule add pref 512 lookup local
>         ip rule del pref 0 lookup local
> 

The kernel change for this in later kernels was simple enough -- there
is a flag that prevents deletion of the "local" table rule, just remove
the flag.  Here is a patch for 2.6.24.7.  The patch for 2.6.27.7 (I am
using both versions) is almost the same.



Joe Buehler
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diff mbox

Patch

--- old/net/ipv4/fib_rules.c	2008-01-24 17:58:37.000000000 -0500
+++ new/net/ipv4/fib_rules.c	2011-06-08 14:01:19.000000000 -0400
@@ -297,7 +297,7 @@ 
 	int err;

 	err = fib_default_rule_add(&fib4_rules_ops, 0,
-				   RT_TABLE_LOCAL, FIB_RULE_PERMANENT);
+				   RT_TABLE_LOCAL, 0);
 	if (err < 0)
 		return err;
 	err = fib_default_rule_add(&fib4_rules_ops, 0x7FFE,
--- old/net/ipv6/fib6_rules.c	2008-01-24 17:58:37.000000000 -0500
+++ new/net/ipv6/fib6_rules.c	2011-06-08 14:01:34.000000000 -0400
@@ -256,7 +256,7 @@ 
 	int err;

 	err = fib_default_rule_add(&fib6_rules_ops, 0,
-				   RT6_TABLE_LOCAL, FIB_RULE_PERMANENT);
+				   RT6_TABLE_LOCAL, 0);
 	if (err < 0)
 		return err;
 	err = fib_default_rule_add(&fib6_rules_ops, 0x7FFE, RT6_TABLE_MAIN, 0);