@@ -1921,6 +1921,45 @@ dpif_netlink_operate__(struct dpif_netlink *dpif,
}
static int
+parse_flow_get(struct dpif_netlink *dpif, struct dpif_flow_get *get)
+{
+ struct dpif_flow *dpif_flow = get->flow;
+ struct match match;
+ struct nlattr *actions;
+ struct dpif_flow_stats stats;
+ struct ofpbuf buf;
+ uint64_t act_buf[1024 / 8];
+ struct odputil_keybuf maskbuf;
+ struct odputil_keybuf keybuf;
+ struct odputil_keybuf actbuf;
+ struct ofpbuf key, mask, act;
+ int err;
+
+ ofpbuf_use_stack(&buf, &act_buf, sizeof act_buf);
+ err = netdev_ports_flow_get(DPIF_HMAP_KEY(&dpif->dpif), &match,
+ &actions, &stats, get->ufid, &buf);
+ if (err) {
+ return err;
+ }
+
+ VLOG_DBG("found flow from netdev, translating to dpif flow");
+
+ ofpbuf_use_stack(&key, &keybuf, sizeof keybuf);
+ ofpbuf_use_stack(&act, &actbuf, sizeof actbuf);
+ ofpbuf_use_stack(&mask, &maskbuf, sizeof maskbuf);
+ dpif_netlink_netdev_match_to_dpif_flow(&match, &key, &mask, actions,
+ &stats,
+ (ovs_u128 *) get->ufid,
+ dpif_flow,
+ false);
+ ofpbuf_put(get->buffer, nl_attr_get(actions), nl_attr_get_size(actions));
+ dpif_flow->actions = ofpbuf_at(get->buffer, 0, 0);
+ dpif_flow->actions_len = nl_attr_get_size(actions);
+
+ return 0;
+}
+
+static int
parse_flow_put(struct dpif_netlink *dpif, struct dpif_flow_put *put)
{
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 20);
@@ -2087,7 +2126,16 @@ try_send_to_netdev(struct dpif_netlink *dpif, struct dpif_op *op)
return netdev_ports_flow_del(DPIF_HMAP_KEY(&dpif->dpif), del->ufid,
del->stats);
}
- case DPIF_OP_FLOW_GET:
+ case DPIF_OP_FLOW_GET: {
+ struct dpif_flow_get *get = &op->u.flow_get;
+
+ if (!op->u.flow_get.ufid) {
+ break;
+ }
+ dbg_print_flow(get->key, get->key_len, NULL, 0, NULL, 0,
+ get->ufid, "GET");
+ return parse_flow_get(dpif, get);
+ }
case DPIF_OP_EXECUTE:
default:
break;
@@ -2284,6 +2284,22 @@ netdev_ports_flow_del(const void *obj, const ovs_u128 *ufid,
return ENOENT;
}
+int
+netdev_ports_flow_get(const void *obj, struct match *match,
+ struct nlattr **actions, struct dpif_flow_stats *stats,
+ const ovs_u128 *ufid, struct ofpbuf *buf)
+{
+ struct port_to_netdev_data *data;
+
+ HMAP_FOR_EACH(data, node, &port_to_netdev) {
+ if (data->obj == obj && !netdev_flow_get(data->netdev, match, actions,
+ stats, ufid, buf)) {
+ return 0;
+ }
+ }
+ return ENOENT;
+}
+
bool netdev_flow_api_enabled = false;
#ifdef __linux__
@@ -190,6 +190,10 @@ struct netdev_flow_dump **netdev_ports_flow_dumps_create(const void *obj,
void netdev_ports_flow_flush(const void *obj);
int netdev_ports_flow_del(const void *obj, const ovs_u128 *ufid,
struct dpif_flow_stats *stats);
+int netdev_ports_flow_get(const void *obj, struct match *match,
+ struct nlattr **actions,
+ struct dpif_flow_stats *stats,
+ const ovs_u128 *ufid, struct ofpbuf *buf);
odp_port_t netdev_hmap_port_get_byifidx(int ifindex);
/* native tunnel APIs */