This command is useful at least for testing.
Example output:
% ovs-appctl ovs/route/lookup '10.0.0.1'
gateway 172.17.0.254
dev wm0
%
Signed-off-by: YAMAMOTO Takashi <yamam...@valinux.co.jp>
---
lib/ovs-router.c | 27 +++++++++++++++++++++++++++
1 file changed, 27 insertions(+)
diff --git a/lib/ovs-router.c b/lib/ovs-router.c
index b095f68..a121354 100644
--- a/lib/ovs-router.c
+++ b/lib/ovs-router.c
@@ -260,6 +260,31 @@ ovs_router_show(struct unixctl_conn *conn, int argc
OVS_UNUSED,
ds_destroy(&ds);
}
+static void
+ovs_router_lookup_cmd(struct unixctl_conn *conn, int argc OVS_UNUSED,
+ const char *argv[], void *aux OVS_UNUSED)
+{
+ ovs_be32 ip;
+ unsigned int plen;
+
+ if (scan_ipv4_route(argv[1], &ip, &plen) && plen == 32) {
+ char iface[IFNAMSIZ];
+ ovs_be32 gw;
+
+ if (ovs_router_lookup(ip, iface, &gw)) {
+ struct ds ds = DS_EMPTY_INITIALIZER;
+
+ ds_put_format(&ds, "gateway " IP_FMT "\n", IP_ARGS(gw));
+ ds_put_format(&ds, "dev %s\n", iface);
+ unixctl_command_reply(conn, ds_cstr(&ds));
+ } else {
+ unixctl_command_reply(conn, "Not found");
+ }
+ } else {
+ unixctl_command_reply(conn, "Invalid parameters");
+ }
+}
+
void
ovs_router_flush(void)
{
@@ -289,4 +314,6 @@ ovs_router_init(void)
unixctl_command_register("ovs/route/show", "", 0, 0, ovs_router_show,
NULL);
unixctl_command_register("ovs/route/del", "ipv4_addr/prefix_len", 1, 1,
ovs_router_del,
NULL);
+ unixctl_command_register("ovs/route/lookup", "ipv4_addr", 1, 1,
+ ovs_router_lookup_cmd, NULL);
}
--
1.9.4
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