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iproute: ip route get support for sport, dport and ipproto match 

Signed-off-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David Ahern <dsahern@gmail.com>
This commit is contained in:
Roopa Prabhu 2018-05-30 10:06:18 -07:00 committed by David Ahern
parent 9107c425ac
commit 804c7fff76
2 changed files with 44 additions and 2 deletions
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26
ip/iproute.c
View File

@ -69,7 +69,8 @@ static void usage(void)
" [ from ADDRESS iif STRING ]\n"
" [ oif STRING ] [ tos TOS ]\n"
" [ mark NUMBER ] [ vrf NAME ]\n"
" [ uid NUMBER ]\n"
" [ uid NUMBER ] [ ipproto PROTOCOL ]\n"
" [ sport NUMBER ] [ dport NUMBER ]\n"
" ip route { add | del | change | append | replace } ROUTE\n"
"SELECTOR := [ root PREFIX ] [ match PREFIX ] [ exact PREFIX ]\n"
" [ table TABLE_ID ] [ vrf NAME ] [ proto RTPROTO ]\n"
@ -1991,6 +1992,29 @@ static int iproute_get(int argc, char **argv)
req.r.rtm_family = addr.family;
addattr_l(&req.n, sizeof(req), RTA_NEWDST,
&addr.data, addr.bytelen);
} else if (matches(*argv, "sport") == 0) {
__be16 sport;
NEXT_ARG();
if (get_be16(&sport, *argv, 0))
invarg("invalid sport\n", *argv);
addattr16(&req.n, sizeof(req), RTA_SPORT, sport);
} else if (matches(*argv, "dport") == 0) {
__be16 dport;
NEXT_ARG();
if (get_be16(&dport, *argv, 0))
invarg("invalid dport\n", *argv);
addattr16(&req.n, sizeof(req), RTA_DPORT, dport);
} else if (matches(*argv, "ipproto") == 0) {
int ipproto;
NEXT_ARG();
ipproto = inet_proto_a2n(*argv);
if (ipproto < 0)
invarg("Invalid \"ipproto\" value\n",
*argv);
addattr8(&req.n, sizeof(req), RTA_IP_PROTO, ipproto);
} else {
inet_prefix addr;

20
man/man8/ip-route.8.in
View File

@ -38,7 +38,13 @@ ip-route \- routing table management
.B tos
.IR TOS " ] [ "
.B vrf
.IR NAME " ] "
.IR NAME " ] [ "
.B ipproto
.IR PROTOCOL " ] [ "
.B sport
.IR NUMBER " ] [ "
.B dport
.IR NUMBER " ] "
.ti -8
.BR "ip route" " { " add " | " del " | " change " | " append " | "\
@ -1044,6 +1050,18 @@ the firewall mark
.BI vrf " NAME"
force the vrf device on which this packet will be routed.
.TP
.BI ipproto " PROTOCOL"
ip protocol as seen by the route lookup
.TP
.BI sport " NUMBER"
source port as seen by the route lookup
.TP
.BI dport " NUMBER"
destination port as seen by the route lookup
.TP
.B connected
if no source address