/*
- * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc.
+ * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include "simap.h"
#include "stream.h"
#include "timeval.h"
-#include "vconn.h"
-#include "vlog.h"
+#include "openvswitch/vconn.h"
+#include "openvswitch/vlog.h"
#include "bundles.h"
struct ofconn {
/* Configuration that persists from one connection to the next. */
- struct list node; /* In struct connmgr's "all_conns" list. */
+ struct ovs_list node; /* In struct connmgr's "all_conns" list. */
struct hmap_node hmap_node; /* In struct connmgr's "controllers" map. */
struct connmgr *connmgr; /* Connection's manager. */
*
* When 'updates' is nonempty, 'sent_abbrev_update' is true if 'updates'
* contains an update event of type NXFME_ABBREV and false otherwise.. */
- struct list updates OVS_GUARDED_BY(ofproto_mutex);
+ struct ovs_list updates OVS_GUARDED_BY(ofproto_mutex);
bool sent_abbrev_update OVS_GUARDED_BY(ofproto_mutex);
/* Active bundles. Contains "struct ofp_bundle"s. */
static void ofconn_send(const struct ofconn *, struct ofpbuf *,
struct rconn_packet_counter *);
-static void do_send_packet_ins(struct ofconn *, struct list *txq);
+static void do_send_packet_ins(struct ofconn *, struct ovs_list *txq);
/* A listener for incoming OpenFlow "service" connections. */
struct ofservice {
char *local_port_name;
/* OpenFlow connections. */
- struct hmap controllers; /* All OFCONN_PRIMARY controllers. */
- struct list all_conns; /* All controllers. */
+ struct hmap controllers; /* All OFCONN_PRIMARY controllers. */
+ struct ovs_list all_conns; /* All controllers. */
uint64_t master_election_id; /* monotonically increasing sequence number
* for master election */
bool master_election_id_defined;
struct pinsched_stats stats;
pinsched_get_stats(ofconn->schedulers[i], &stats);
- packets += stats.n_queued;;
+ packets += stats.n_queued;
}
packets += pktbuf_count_packets(ofconn->pktbuf);
}
} sa;
if (ofconn->band == OFPROTO_IN_BAND
- && stream_parse_target_with_default_port(target, OFP_OLD_PORT,
- &sa.ss)
+ && stream_parse_target_with_default_port(target, OFP_PORT, &sa.ss)
&& sa.ss.ss_family == AF_INET) {
addrs[n_addrs++] = sa.in;
}
uint32_t *master = ofconn->master_async_config;
uint32_t *slave = ofconn->slave_async_config;
+ /* OFPR_ACTION_SET is not supported before OF1.4 */
+ master[OAM_PACKET_IN] &= ~(1u << OFPR_ACTION_SET);
+ slave [OAM_PACKET_IN] &= ~(1u << OFPR_ACTION_SET);
+
/* OFPR_GROUP is not supported before OF1.4 */
master[OAM_PACKET_IN] &= ~(1u << OFPR_GROUP);
slave [OAM_PACKET_IN] &= ~(1u << OFPR_GROUP);
+
+ /* OFPR_PACKET_OUT is not supported before OF1.4 */
+ master[OAM_PACKET_IN] &= ~(1u << OFPR_PACKET_OUT);
+ slave [OAM_PACKET_IN] &= ~(1u << OFPR_PACKET_OUT);
+
+ /* OFPRR_GROUP_DELETE is not supported before OF1.4 */
+ master[OAM_FLOW_REMOVED] &= ~(1u << OFPRR_GROUP_DELETE);
+ slave [OAM_FLOW_REMOVED] &= ~(1u << OFPRR_GROUP_DELETE);
+
+ /* OFPRR_METER_DELETE is not supported before OF1.4 */
+ master[OAM_FLOW_REMOVED] &= ~(1u << OFPRR_METER_DELETE);
+ slave [OAM_FLOW_REMOVED] &= ~(1u << OFPRR_METER_DELETE);
+
+ /* OFPRR_EVICTION is not supported before OF1.4 */
+ master[OAM_FLOW_REMOVED] &= ~(1u << OFPRR_EVICTION);
+ slave [OAM_FLOW_REMOVED] &= ~(1u << OFPRR_EVICTION);
}
}
/* Sends each of the messages in list 'replies' on 'ofconn' in order,
* accounting them as replies. */
void
-ofconn_send_replies(const struct ofconn *ofconn, struct list *replies)
+ofconn_send_replies(const struct ofconn *ofconn, struct ovs_list *replies)
{
- struct ofpbuf *reply, *next;
+ struct ofpbuf *reply;
- LIST_FOR_EACH_SAFE (reply, next, list_node, replies) {
- list_remove(&reply->list_node);
+ LIST_FOR_EACH_POP (reply, list_node, replies) {
ofconn_send_reply(ofconn, reply);
}
}
/* Same as pktbuf_retrieve(), using the pktbuf owned by 'ofconn'. */
enum ofperr
ofconn_pktbuf_retrieve(struct ofconn *ofconn, uint32_t id,
- struct ofpbuf **bufferp, ofp_port_t *in_port)
+ struct dp_packet **bufferp, ofp_port_t *in_port)
{
return pktbuf_retrieve(ofconn->pktbuf, id, bufferp, in_port);
}
}
ofconn->last_op = now;
}
+\f
+/* OpenFlow 1.4 bundles. */
+
+static inline uint32_t
+bundle_hash(uint32_t id)
+{
+ return hash_int(id, 0);
+}
+
+struct ofp_bundle *
+ofconn_get_bundle(struct ofconn *ofconn, uint32_t id)
+{
+ struct ofp_bundle *bundle;
+
+ HMAP_FOR_EACH_IN_BUCKET(bundle, node, bundle_hash(id), &ofconn->bundles) {
+ if (bundle->id == id) {
+ return bundle;
+ }
+ }
+
+ return NULL;
+}
-struct hmap *
-ofconn_get_bundles(struct ofconn *ofconn)
+enum ofperr
+ofconn_insert_bundle(struct ofconn *ofconn, struct ofp_bundle *bundle)
+{
+ /* XXX: Check the limit of open bundles */
+
+ hmap_insert(&ofconn->bundles, &bundle->node, bundle_hash(bundle->id));
+
+ return 0;
+}
+
+enum ofperr
+ofconn_remove_bundle(struct ofconn *ofconn, struct ofp_bundle *bundle)
{
- return &ofconn->bundles;
+ hmap_remove(&ofconn->bundles, &bundle->node);
+
+ return 0;
}
+static void
+bundle_remove_all(struct ofconn *ofconn)
+{
+ struct ofp_bundle *b, *next;
+
+ HMAP_FOR_EACH_SAFE (b, next, node, &ofconn->bundles) {
+ ofp_bundle_remove__(ofconn, b, false);
+ }
+}
\f
/* Private ofconn functions. */
* reasons itself. */
master[OAM_PACKET_IN] = ((1u << OFPR_NO_MATCH)
| (1u << OFPR_ACTION)
- | (1u << OFPR_GROUP));
+ | (1u << OFPR_ACTION_SET)
+ | (1u << OFPR_GROUP)
+ | (1u << OFPR_PACKET_OUT));
master[OAM_PORT_STATUS] = ((1u << OFPPR_ADD)
| (1u << OFPPR_DELETE)
| (1u << OFPPR_MODIFY));
master[OAM_FLOW_REMOVED] = ((1u << OFPRR_IDLE_TIMEOUT)
| (1u << OFPRR_HARD_TIMEOUT)
- | (1u << OFPRR_DELETE));
-
+ | (1u << OFPRR_DELETE)
+ | (1u << OFPRR_GROUP_DELETE)
+ | (1u << OFPRR_METER_DELETE)
+ | (1u << OFPRR_EVICTION));
+ master[OAM_ROLE_STATUS] = 0;
+ master[OAM_TABLE_STATUS] = 0;
+ master[OAM_REQUESTFORWARD] = 0;
/* "slave" role gets port status updates by default. */
slave[OAM_PACKET_IN] = 0;
slave[OAM_PORT_STATUS] = ((1u << OFPPR_ADD)
| (1u << OFPPR_DELETE)
| (1u << OFPPR_MODIFY));
slave[OAM_FLOW_REMOVED] = 0;
+ slave[OAM_ROLE_STATUS] = 0;
+ slave[OAM_TABLE_STATUS] = 0;
+ slave[OAM_REQUESTFORWARD] = 0;
} else {
memset(ofconn->master_async_config, 0,
sizeof ofconn->master_async_config);
hmap_remove(&ofconn->connmgr->controllers, &ofconn->hmap_node);
}
- ofp_bundle_remove_all(ofconn);
+ bundle_remove_all(ofconn);
+ hmap_destroy(&ofconn->bundles);
hmap_destroy(&ofconn->monitors);
list_remove(&ofconn->node);
size_t i;
for (i = 0; i < N_SCHEDULERS; i++) {
- struct list txq;
+ struct ovs_list txq;
pinsched_run(ofconn->schedulers[i], &txq);
do_send_packet_ins(ofconn, &txq);
* 'ofconn'. */
static bool
ofconn_receives_async_msg(const struct ofconn *ofconn,
- enum ofconn_async_msg_type type,
+ enum ofputil_async_msg_type type,
unsigned int reason)
{
const uint32_t *async_config;
}
}
+/* Sends an OFPT_REQUESTFORWARD message with 'request' and 'reason' to
+ * appropriate controllers managed by 'mgr'. For messages caused by a
+ * controller OFPT_GROUP_MOD and OFPT_METER_MOD, specify 'source' as the
+ * controller connection that sent the request; otherwise, specify 'source'
+ * as NULL. */
+void
+connmgr_send_requestforward(struct connmgr *mgr, const struct ofconn *source,
+ const struct ofputil_requestforward *rf)
+{
+ struct ofconn *ofconn;
+
+ LIST_FOR_EACH (ofconn, node, &mgr->all_conns) {
+ if (ofconn_receives_async_msg(ofconn, OAM_REQUESTFORWARD, rf->reason)
+ && rconn_get_version(ofconn->rconn) >= OFP14_VERSION
+ && ofconn != source) {
+ enum ofputil_protocol protocol = ofconn_get_protocol(ofconn);
+ ofconn_send(ofconn, ofputil_encode_requestforward(rf, protocol),
+ NULL);
+ }
+ }
+}
+
/* Sends an OFPT_FLOW_REMOVED or NXT_FLOW_REMOVED message based on 'fr' to
* appropriate controllers managed by 'mgr'. */
void
}
static void
-do_send_packet_ins(struct ofconn *ofconn, struct list *txq)
+do_send_packet_ins(struct ofconn *ofconn, struct ovs_list *txq)
{
- struct ofpbuf *pin, *next_pin;
-
- LIST_FOR_EACH_SAFE (pin, next_pin, list_node, txq) {
- list_remove(&pin->list_node);
+ struct ofpbuf *pin;
+ LIST_FOR_EACH_POP (pin, list_node, txq) {
if (rconn_send_with_limit(ofconn->rconn, pin,
ofconn->packet_in_counter, 100) == EAGAIN) {
static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 5);
{
struct connmgr *mgr = ofconn->connmgr;
uint16_t controller_max_len;
- struct list txq;
+ struct ovs_list txq;
pin.up.total_len = pin.up.packet_len;
} else {
pin.up.buffer_id = pktbuf_save(ofconn->pktbuf,
pin.up.packet, pin.up.packet_len,
- pin.up.fmd.in_port);
+ pin.up.flow_metadata.flow.in_port.ofp_port);
}
/* Figure out how much of the packet to send.
/* Make OFPT_PACKET_IN and hand over to packet scheduler. */
pinsched_send(ofconn->schedulers[pin.up.reason == OFPR_NO_MATCH ? 0 : 1],
- pin.up.fmd.in_port,
+ pin.up.flow_metadata.flow.in_port.ofp_port,
ofputil_encode_packet_in(&pin.up,
ofconn_get_protocol(ofconn),
ofconn->packet_in_format),
ofpbuf_init(&ofpacts, OFPACT_OUTPUT_SIZE);
ofpact_put_OUTPUT(&ofpacts)->port = OFPP_NORMAL;
- ofpact_pad(&ofpacts);
match_init_catchall(&match);
- ofproto_add_flow(mgr->ofproto, &match, 0, ofpbuf_data(&ofpacts),
- ofpbuf_size(&ofpacts));
+ ofproto_add_flow(mgr->ofproto, &match, 0, ofpacts.data,
+ ofpacts.size);
ofpbuf_uninit(&ofpacts);
}
}
+
+/* Returns the number of hidden rules created by the in-band and fail-open
+ * implementations in table 0. (Subtracting this count from the number of
+ * rules in the table 0 classifier, as maintained in struct oftable, yields
+ * the number of flows that OVS should report via OpenFlow for table 0.) */
+int
+connmgr_count_hidden_rules(const struct connmgr *mgr)
+{
+ int n_hidden = 0;
+ if (mgr->in_band) {
+ n_hidden += in_band_count_rules(mgr->in_band);
+ }
+ if (mgr->fail_open) {
+ n_hidden += fail_open_count_rules(mgr->fail_open);
+ }
+ return n_hidden;
+}
\f
/* Creates a new ofservice for 'target' in 'mgr'. Returns 0 if successful,
* otherwise a positive errno value.
struct ofconn *ofconn;
LIST_FOR_EACH (ofconn, node, &mgr->all_conns) {
- struct ofpbuf *msg, *next;
+ struct ofpbuf *msg;
- LIST_FOR_EACH_SAFE (msg, next, list_node, &ofconn->updates) {
+ LIST_FOR_EACH_POP (msg, list_node, &ofconn->updates) {
unsigned int n_bytes;
- list_remove(&msg->list_node);
ofconn_send(ofconn, msg, ofconn->monitor_counter);
n_bytes = rconn_packet_counter_n_bytes(ofconn->monitor_counter);
if (!ofconn->monitor_paused && n_bytes > 128 * 1024) {
struct rule_collection rules;
struct ofpbuf *resumed;
struct ofmonitor *m;
- struct list msgs;
+ struct ovs_list msgs;
rule_collection_init(&rules);
HMAP_FOR_EACH (m, ofconn_node, &ofconn->monitors) {