int rate_limit; /* Max packet-in rate in packets per second. */
int burst_limit; /* Limit on accumulating packet credits. */
bool enable_async_msgs; /* Initially enable async messages? */
+ uint8_t dscp; /* DSCP Value for controller connection */
};
static void ofservice_reconfigure(struct ofservice *,
const struct ofproto_controller *);
-static int ofservice_create(struct connmgr *, const char *target);
+static int ofservice_create(struct connmgr *, const char *target, uint8_t dscp);
static void ofservice_destroy(struct connmgr *, struct ofservice *);
static struct ofservice *ofservice_lookup(struct connmgr *,
const char *target);
struct rconn *rconn;
char *name;
- rconn = rconn_create(ofservice->probe_interval, 0);
+ /* Passing default value for creation of the rconn */
+ rconn = rconn_create(ofservice->probe_interval, 0, ofservice->dscp);
name = ofconn_make_name(mgr, vconn_get_name(vconn));
rconn_connect_unreliably(rconn, vconn, name);
free(name);
\f
/* OpenFlow configuration. */
-static void add_controller(struct connmgr *, const char *target);
+static void add_controller(struct connmgr *, const char *target, uint8_t dscp);
static struct ofconn *find_controller_by_target(struct connmgr *,
const char *target);
static void update_fail_open(struct connmgr *);
if (!vconn_verify_name(c->target)) {
if (!find_controller_by_target(mgr, c->target)) {
- add_controller(mgr, c->target);
+ add_controller(mgr, c->target, c->dscp);
}
} else if (!pvconn_verify_name(c->target)) {
if (!ofservice_lookup(mgr, c->target)) {
- ofservice_create(mgr, c->target);
+ ofservice_create(mgr, c->target, c->dscp);
}
} else {
VLOG_WARN_RL(&rl, "%s: unsupported controller \"%s\"",
/* Creates a new controller for 'target' in 'mgr'. update_controller() needs
* to be called later to finish the new ofconn's configuration. */
static void
-add_controller(struct connmgr *mgr, const char *target)
+add_controller(struct connmgr *mgr, const char *target, uint8_t dscp)
{
char *name = ofconn_make_name(mgr, target);
struct ofconn *ofconn;
- ofconn = ofconn_create(mgr, rconn_create(5, 8), OFCONN_PRIMARY, true);
+ ofconn = ofconn_create(mgr, rconn_create(5, 8, dscp), OFCONN_PRIMARY, true);
ofconn->pktbuf = pktbuf_create();
rconn_connect(ofconn->rconn, target, name);
hmap_insert(&mgr->controllers, &ofconn->hmap_node, hash_string(target, 0));
struct pvconn *pvconn;
int error;
- error = pvconn_open(name, &pvconn);
+ error = pvconn_open(name, &pvconn, 0);
if (!error) {
pvconns[n_pvconns++] = pvconn;
} else {
struct rconn_packet_counter *counter)
{
update_openflow_length(msg);
- if (rconn_send(ofconn->rconn, msg, counter)) {
- ofpbuf_delete(msg);
- }
+ rconn_send(ofconn->rconn, msg, counter);
}
\f
/* Sending asynchronous messages. */
-static void schedule_packet_in(struct ofconn *, struct ofputil_packet_in,
- const struct flow *);
+static void schedule_packet_in(struct ofconn *, struct ofputil_packet_in);
/* Sends an OFPT_PORT_STATUS message with 'opp' and 'reason' to appropriate
* controllers managed by 'mgr'. */
void
-connmgr_send_port_status(struct connmgr *mgr, const struct ofp_phy_port *opp,
- uint8_t reason)
+connmgr_send_port_status(struct connmgr *mgr,
+ const struct ofputil_phy_port *pp, uint8_t reason)
{
/* XXX Should limit the number of queued port status change messages. */
+ struct ofputil_port_status ps;
struct ofconn *ofconn;
+ ps.reason = reason;
+ ps.desc = *pp;
LIST_FOR_EACH (ofconn, node, &mgr->all_conns) {
if (ofconn_receives_async_msg(ofconn, OAM_PORT_STATUS, reason)) {
- struct ofp_port_status *ops;
- struct ofpbuf *b;
+ struct ofpbuf *msg;
- ops = make_openflow_xid(sizeof *ops, OFPT_PORT_STATUS, 0, &b);
- ops->reason = reason;
- ops->desc = *opp;
- ofconn_send(ofconn, b, NULL);
+ msg = ofputil_encode_port_status(&ps, ofconn->protocol);
+ ofconn_send(ofconn, msg, NULL);
}
}
}
}
/* Given 'pin', sends an OFPT_PACKET_IN message to each OpenFlow controller as
- * necessary according to their individual configurations. */
+ * necessary according to their individual configurations.
+ *
+ * The caller doesn't need to fill in pin->buffer_id or pin->total_len. */
void
connmgr_send_packet_in(struct connmgr *mgr,
- const struct ofputil_packet_in *pin,
- const struct flow *flow)
+ const struct ofputil_packet_in *pin)
{
struct ofconn *ofconn;
LIST_FOR_EACH (ofconn, node, &mgr->all_conns) {
if (ofconn_receives_async_msg(ofconn, OAM_PACKET_IN, pin->reason)
&& ofconn->controller_id == pin->controller_id) {
- schedule_packet_in(ofconn, *pin, flow);
+ schedule_packet_in(ofconn, *pin);
}
}
}
ofconn->packet_in_counter, 100);
}
-/* Takes 'pin', whose packet has the flow specified by 'flow', composes an
- * OpenFlow packet-in message from it, and passes it to 'ofconn''s packet
- * scheduler for sending. */
+/* Takes 'pin', composes an OpenFlow packet-in message from it, and passes it
+ * to 'ofconn''s packet scheduler for sending. */
static void
-schedule_packet_in(struct ofconn *ofconn, struct ofputil_packet_in pin,
- const struct flow *flow)
+schedule_packet_in(struct ofconn *ofconn, struct ofputil_packet_in pin)
{
struct connmgr *mgr = ofconn->connmgr;
+ pin.total_len = pin.packet_len;
+
/* Get OpenFlow buffer_id. */
if (pin.reason == OFPR_ACTION) {
pin.buffer_id = UINT32_MAX;
pin.buffer_id = UINT32_MAX;
} else {
pin.buffer_id = pktbuf_save(ofconn->pktbuf, pin.packet, pin.packet_len,
- flow->in_port);
+ pin.fmd.in_port);
}
/* Figure out how much of the packet to send. */
* immediately call into do_send_packet_in() or it might buffer it for a
* while (until a later call to pinsched_run()). */
pinsched_send(ofconn->schedulers[pin.reason == OFPR_NO_MATCH ? 0 : 1],
- flow->in_port,
+ pin.fmd.in_port,
ofputil_encode_packet_in(&pin, ofconn->packet_in_format),
do_send_packet_in, ofconn);
}
}
return false;
}
-
-/* Sends 'packet' to each controller connected to 'mgr'. Takes ownership of
- * 'packet'. */
-void
-connmgr_broadcast(struct connmgr *mgr, struct ofpbuf *packet)
-{
- struct ofconn *ofconn, *prev;
-
- prev = NULL;
- LIST_FOR_EACH (ofconn, node, &mgr->all_conns) {
- if (prev) {
- ofconn_send_reply(ofconn, ofpbuf_clone(packet));
- }
- if (rconn_is_connected(ofconn->rconn)) {
- prev = ofconn;
- }
- }
- if (prev) {
- ofconn_send_reply(prev, packet);
- } else {
- ofpbuf_delete(packet);
- }
-}
\f
/* In-band configuration. */
* ofservice_reconfigure() must be called to fully configure the new
* ofservice. */
static int
-ofservice_create(struct connmgr *mgr, const char *target)
+ofservice_create(struct connmgr *mgr, const char *target, uint8_t dscp)
{
struct ofservice *ofservice;
struct pvconn *pvconn;
int error;
- error = pvconn_open(target, &pvconn);
+ error = pvconn_open(target, &pvconn, dscp);
if (error) {
return error;
}
ofservice->rate_limit = c->rate_limit;
ofservice->burst_limit = c->burst_limit;
ofservice->enable_async_msgs = c->enable_async_msgs;
+ ofservice->dscp = c->dscp;
}
/* Finds and returns the ofservice within 'mgr' that has the given