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[zebra] Fix incorrect changes made in RIB metric selection patch

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2006-01-25 Gunnar Stigen <gunnar.stigen@axxessit.no>

	* zebra_rib.c: (rib_process) Application of Gunnar's earlier
	  metric selection RIB change included incorrect tidy-ups made
	  by commiter. Fix. (NB: any errors here are again due to paul).
This commit is contained in:
paul 2006-01-25 06:31:04 +00:00
parent 5c78b3d006
commit a8d9c1f9ca
2 changed files with 32 additions and 4 deletions
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6
zebra/ChangeLog
View File

@ -1,3 +1,9 @@
2006-01-25 Gunnar Stigen <gunnar.stigen@axxessit.no>
* zebra_rib.c: (rib_process) Application of Gunnar's earlier
metric selection RIB change included incorrect tidy-ups made
by commiter. Fix. (NB: any errors here are again due to paul).
2006-01-25 Paul Jakma <paul.jakma@sun.com>
* (general) More solaris PF_ROUTE hacks. The IFF_UP mangling

30
zebra/zebra_rib.c
View File

@ -927,15 +927,37 @@ rib_process (struct work_queue *wq, void *data)
}
/* filter route selection in following order:
* - lower distance beats higher
* - connected beats other types
* - lower distance beats higher
* - lower metric beats higher for equal distance
* - last, hence oldest, route wins tie break.
*/
if ((rib->type == ZEBRA_ROUTE_CONNECT)
|| (rib->distance <= select->distance))
if (rib->metric <= select->metric)
if (rib->type == ZEBRA_ROUTE_CONNECT)
{
if (select->type != ZEBRA_ROUTE_CONNECT
|| rib->metric <= select->metric)
{
select = rib;
continue;
}
}
else if (select->type == ZEBRA_ROUTE_CONNECT)
continue;
/* higher distance loses */
if (rib->distance > select->distance)
continue;
/* lower wins */
if (rib->distance < select->distance)
{
select = rib;
continue;
}
/* metric tie-breaks equal distance */
if (rib->metric <= select->metric)
select = rib;
}
/* Deleted route check. */