Changes static route targets drop/reject to blackhole/unreachable.

To be consistent with rest of BIRD and Linux. Old names are also
allowed for compatibility.
This commit is contained in:
Ondrej Zajicek 2012-11-27 02:08:04 +01:00
parent b31774eeb0
commit 80a9cadc76
4 changed files with 19 additions and 15 deletions

View file

@ -25,14 +25,14 @@ protocol kernel {
protocol static {
# disabled;
route fec0:2::/64 reject;
route fec0:3::/64 reject;
route fec0:4::/64 reject;
route fec0:2::/64 blackhole;
route fec0:3::/64 unreachable;
route fec0:4::/64 prohibit;
# route 0.0.0.0/0 via 195.113.31.113;
# route 62.168.0.0/25 reject;
# route 62.168.0.0/25 unreachable;
# route 1.2.3.4/32 via 195.113.31.124;
# route 10.0.0.0/8 reject;
# route 10.0.0.0/8 unreachable;
# route 10.1.1.0:255.255.255.0 via 62.168.0.3;
# route 10.1.2.0:255.255.255.0 via 62.168.0.3;
# route 10.1.3.0:255.255.255.0 via 62.168.0.4;

View file

@ -67,8 +67,8 @@ protocol static {
# debug { states, routes, filters, interfaces, events, packets };
# debug all;
# route 0.0.0.0/0 via 198.51.100.13;
# route 198.51.100.0/25 reject;
# route 10.0.0.0/8 reject;
# route 198.51.100.0/25 unreachable;
# route 10.0.0.0/8 unreachable;
# route 10.1.1.0:255.255.255.0 via 198.51.100.3;
# route 10.1.2.0:255.255.255.0 via 198.51.100.3;
# route 10.1.3.0:255.255.255.0 via 198.51.100.4;

View file

@ -2733,9 +2733,10 @@ definition of the protocol contains mainly a list of static routes:
route through an interface to hosts on a directly connected network.
<tag>route <m/prefix/ recursive <m/ip/</tag> Static recursive route,
its nexthop depends on a route table lookup for given IP address.
<tag>route <m/prefix/ drop|reject|prohibit</tag> Special routes
specifying to drop the packet, return it as unreachable or return
it as administratively prohibited.
<tag>route <m/prefix/ blackhole|unreachable|prohibit</tag> Special routes
specifying to silently drop the packet, return it as unreachable or return
it as administratively prohibited. First two targets are also known
as <cf/drop/ and <cf/reject/.
<tag>check link <m/switch/</tag>
If set, hardware link states of network interfaces are taken
@ -2761,7 +2762,7 @@ protocol static {
via 198.51.100.10 weight 2
via 198.51.100.20
via 192.0.2.1;
route 203.0.113.0/24 reject; # Sink route
route 203.0.113.0/24 unreachable; # Sink route
route 10.2.0.0/24 via "arc0"; # Secondary network
}
</code>

View file

@ -18,7 +18,7 @@ static struct static_route *this_srt, *this_srt_nh, *last_srt_nh;
CF_DECLS
CF_KEYWORDS(STATIC, ROUTE, VIA, DROP, REJECT, PROHIBIT, PREFERENCE, CHECK, LINK)
CF_KEYWORDS(MULTIPATH, WEIGHT, RECURSIVE, IGP, TABLE)
CF_KEYWORDS(MULTIPATH, WEIGHT, RECURSIVE, IGP, TABLE, BLACKHOLE, UNREACHABLE)
CF_GRAMMAR
@ -86,8 +86,11 @@ stat_route:
this_srt->dest = RTDX_RECURSIVE;
this_srt->via = $3;
}
| stat_route0 DROP { this_srt->dest = RTD_BLACKHOLE; }
| stat_route0 REJECT { this_srt->dest = RTD_UNREACHABLE; }
| stat_route0 BLACKHOLE { this_srt->dest = RTD_BLACKHOLE; }
| stat_route0 UNREACHABLE { this_srt->dest = RTD_UNREACHABLE; }
| stat_route0 PROHIBIT { this_srt->dest = RTD_PROHIBIT; }
;