/*
- * Copyright (c) 2009, 2010, 2011, 2012 Nicira Networks.
+ * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#ifndef CONNMGR_H
#define CONNMGR_H 1
+#include "classifier.h"
#include "hmap.h"
#include "list.h"
+#include "match.h"
#include "ofp-errors.h"
+#include "ofp-util.h"
#include "ofproto.h"
+#include "ofproto-provider.h"
#include "openflow/nicira-ext.h"
#include "openvswitch/types.h"
struct nlattr;
struct ofconn;
-struct ofopgroup;
-struct ofputil_flow_removed;
-struct ofputil_packet_in;
-struct ofputil_phy_port;
+struct rule;
+struct simap;
struct sset;
/* ofproto supports two kinds of OpenFlow connections:
OFCONN_SERVICE /* A service connection, e.g. "ovs-ofctl". */
};
-/* The type of an OpenFlow asynchronous message. */
-enum ofconn_async_msg_type {
- OAM_PACKET_IN, /* OFPT_PACKET_IN or NXT_PACKET_IN. */
- OAM_PORT_STATUS, /* OFPT_PORT_STATUS. */
- OAM_FLOW_REMOVED, /* OFPT_FLOW_REMOVED or NXT_FLOW_REMOVED. */
- OAM_N_TYPES
+/* An asynchronous message that might need to be queued between threads. */
+struct ofproto_async_msg {
+ struct ovs_list list_node; /* For queuing. */
+ uint16_t controller_id; /* Controller ID to send to. */
+
+ enum ofputil_async_msg_type oam;
+ union {
+ /* OAM_PACKET_IN. */
+ struct {
+ struct ofputil_packet_in up;
+ int max_len; /* From action, or -1 if none. */
+ } pin;
+ };
};
+void ofproto_async_msg_free(struct ofproto_async_msg *);
/* Basics. */
struct connmgr *connmgr_create(struct ofproto *ofproto,
void connmgr_destroy(struct connmgr *);
void connmgr_run(struct connmgr *,
- bool (*handle_openflow)(struct ofconn *,
- struct ofpbuf *ofp_msg));
-void connmgr_wait(struct connmgr *, bool handling_openflow);
+ void (*handle_openflow)(struct ofconn *,
+ const struct ofpbuf *ofp_msg));
+void connmgr_wait(struct connmgr *);
+
+void connmgr_get_memory_usage(const struct connmgr *, struct simap *usage);
struct ofproto *ofconn_get_ofproto(const struct ofconn *);
void connmgr_get_controller_info(struct connmgr *, struct shash *);
void connmgr_free_controller_info(struct shash *);
void connmgr_set_controllers(struct connmgr *,
- const struct ofproto_controller[], size_t n);
+ const struct ofproto_controller[], size_t n,
+ uint32_t allowed_versions);
void connmgr_reconnect(const struct connmgr *);
int connmgr_set_snoops(struct connmgr *, const struct sset *snoops);
/* Individual connections to OpenFlow controllers. */
enum ofconn_type ofconn_get_type(const struct ofconn *);
-enum nx_role ofconn_get_role(const struct ofconn *);
-void ofconn_set_role(struct ofconn *, enum nx_role);
+bool ofconn_get_master_election_id(const struct ofconn *, uint64_t *idp);
+bool ofconn_set_master_election_id(struct ofconn *, uint64_t);
+enum ofp12_controller_role ofconn_get_role(const struct ofconn *);
+void ofconn_set_role(struct ofconn *, enum ofp12_controller_role);
-enum ofputil_protocol ofconn_get_protocol(struct ofconn *);
+enum ofputil_protocol ofconn_get_protocol(const struct ofconn *);
void ofconn_set_protocol(struct ofconn *, enum ofputil_protocol);
enum nx_packet_in_format ofconn_get_packet_in_format(struct ofconn *);
void ofconn_set_miss_send_len(struct ofconn *, int miss_send_len);
void ofconn_set_async_config(struct ofconn *,
- const uint32_t master_masks[OAM_N_TYPES],
- const uint32_t slave_masks[OAM_N_TYPES]);
+ const struct ofputil_async_cfg *);
+struct ofputil_async_cfg ofconn_get_async_config(const struct ofconn *);
void ofconn_send_reply(const struct ofconn *, struct ofpbuf *);
-void ofconn_send_replies(const struct ofconn *, struct list *);
+void ofconn_send_replies(const struct ofconn *, struct ovs_list *);
void ofconn_send_error(const struct ofconn *, const struct ofp_header *request,
enum ofperr);
enum ofperr ofconn_pktbuf_retrieve(struct ofconn *, uint32_t id,
- struct ofpbuf **bufferp, uint16_t *in_port);
+ struct dp_packet **bufferp, ofp_port_t *in_port);
+
+struct ofp_bundle;
+
+struct ofp_bundle *ofconn_get_bundle(struct ofconn *, uint32_t id);
+enum ofperr ofconn_insert_bundle(struct ofconn *, struct ofp_bundle *);
+enum ofperr ofconn_remove_bundle(struct ofconn *, struct ofp_bundle *);
-bool ofconn_has_pending_opgroups(const struct ofconn *);
-void ofconn_add_opgroup(struct ofconn *, struct list *);
-void ofconn_remove_opgroup(struct ofconn *, struct list *,
- const struct ofp_header *request, int error);
+/* Logging flow_mod summaries. */
+void ofconn_report_flow_mod(struct ofconn *, enum ofp_flow_mod_command);
/* Sending asynchronous messages. */
-void connmgr_send_port_status(struct connmgr *,
+bool connmgr_wants_packet_in_on_miss(struct connmgr *mgr);
+void connmgr_send_port_status(struct connmgr *, struct ofconn *source,
const struct ofputil_phy_port *, uint8_t reason);
void connmgr_send_flow_removed(struct connmgr *,
const struct ofputil_flow_removed *);
-void connmgr_send_packet_in(struct connmgr *, const struct ofputil_packet_in *,
- const struct flow *);
+void connmgr_send_async_msg(struct connmgr *,
+ const struct ofproto_async_msg *);
+void ofconn_send_role_status(struct ofconn *ofconn, uint32_t role,
+ uint8_t reason);
+
+void connmgr_send_requestforward(struct connmgr *, const struct ofconn *source,
+ const struct ofputil_requestforward *);
/* Fail-open settings. */
enum ofproto_fail_mode connmgr_get_fail_mode(const struct connmgr *);
bool connmgr_is_any_controller_connected(const struct connmgr *);
bool connmgr_is_any_controller_admitted(const struct connmgr *);
int connmgr_failure_duration(const struct connmgr *);
-void connmgr_broadcast(struct connmgr *, struct ofpbuf *);
/* In-band configuration. */
void connmgr_set_extra_in_band_remotes(struct connmgr *,
void connmgr_set_in_band_queue(struct connmgr *, int queue_id);
/* In-band implementation. */
-bool connmgr_msg_in_hook(struct connmgr *, const struct flow *,
- const struct ofpbuf *packet);
-bool connmgr_may_set_up_flow(struct connmgr *, const struct flow *,
- const struct nlattr *odp_actions,
- size_t actions_len);
+bool connmgr_has_in_band(struct connmgr *);
/* Fail-open and in-band implementation. */
void connmgr_flushed(struct connmgr *);
+int connmgr_count_hidden_rules(const struct connmgr *);
+
+/* A flow monitor managed by NXST_FLOW_MONITOR and related requests. */
+struct ofmonitor {
+ struct ofconn *ofconn; /* Owning 'ofconn'. */
+ struct hmap_node ofconn_node; /* In ofconn's 'monitors' hmap. */
+ uint32_t id;
+
+ enum nx_flow_monitor_flags flags;
+
+ /* Matching. */
+ ofp_port_t out_port;
+ uint8_t table_id;
+ struct minimatch match;
+};
+
+struct ofputil_flow_monitor_request;
+
+enum ofperr ofmonitor_create(const struct ofputil_flow_monitor_request *,
+ struct ofconn *, struct ofmonitor **)
+ OVS_REQUIRES(ofproto_mutex);
+struct ofmonitor *ofmonitor_lookup(struct ofconn *, uint32_t id)
+ OVS_REQUIRES(ofproto_mutex);
+void ofmonitor_destroy(struct ofmonitor *)
+ OVS_REQUIRES(ofproto_mutex);
+
+void ofmonitor_report(struct connmgr *, struct rule *,
+ enum nx_flow_update_event, enum ofp_flow_removed_reason,
+ const struct ofconn *abbrev_ofconn, ovs_be32 abbrev_xid,
+ const struct rule_actions *old_actions)
+ OVS_REQUIRES(ofproto_mutex);
+void ofmonitor_flush(struct connmgr *) OVS_REQUIRES(ofproto_mutex);
+
+
+struct rule_collection;
+void ofmonitor_collect_resume_rules(struct ofmonitor *, uint64_t seqno,
+ struct rule_collection *)
+ OVS_REQUIRES(ofproto_mutex);
+void ofmonitor_compose_refresh_updates(struct rule_collection *rules,
+ struct ovs_list *msgs)
+ OVS_REQUIRES(ofproto_mutex);
+
#endif /* connmgr.h */