2 * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
20 #include "classifier.h"
21 #include "openvswitch/hmap.h"
22 #include "openvswitch/list.h"
23 #include "openvswitch/match.h"
24 #include "openvswitch/ofp-connection.h"
26 #include "ofproto-provider.h"
27 #include "openflow/nicira-ext.h"
28 #include "openvswitch/ofp-errors.h"
29 #include "openvswitch/ofp-packet.h"
30 #include "openvswitch/types.h"
34 struct ofputil_flow_removed
;
35 struct ofputil_requestforward
;
40 /* An asynchronous message that might need to be queued between threads. */
41 struct ofproto_async_msg
{
42 struct ovs_list list_node
; /* For queuing. */
43 uint16_t controller_id
; /* Controller ID to send to. */
45 enum ofputil_async_msg_type oam
;
48 struct ofputil_packet_in_private up
;
49 int max_len
; /* From action, or -1 if none. */
52 void ofproto_async_msg_free(struct ofproto_async_msg
*);
55 struct connmgr
*connmgr_create(struct ofproto
*ofproto
,
56 const char *dpif_name
, const char *local_name
);
57 void connmgr_destroy(struct connmgr
*)
58 OVS_REQUIRES(ofproto_mutex
);
60 void connmgr_run(struct connmgr
*,
61 void (*handle_openflow
)(struct ofconn
*,
62 const struct ovs_list
*msgs
));
63 void connmgr_wait(struct connmgr
*);
65 void connmgr_get_memory_usage(const struct connmgr
*, struct simap
*usage
);
67 struct ofproto
*ofconn_get_ofproto(const struct ofconn
*);
69 void connmgr_set_bundle_idle_timeout(unsigned timeout
);
71 void connmgr_retry(struct connmgr
*);
73 /* OpenFlow configuration. */
74 bool connmgr_has_controllers(const struct connmgr
*);
75 void connmgr_get_controller_info(struct connmgr
*, struct shash
*);
76 void connmgr_free_controller_info(struct shash
*);
77 void connmgr_set_controllers(struct connmgr
*, struct shash
*);
78 void connmgr_reconnect(const struct connmgr
*);
80 int connmgr_set_snoops(struct connmgr
*, const struct sset
*snoops
);
81 bool connmgr_has_snoops(const struct connmgr
*);
82 void connmgr_get_snoops(const struct connmgr
*, struct sset
*snoops
);
84 /* Individual connections to OpenFlow controllers. */
85 enum ofconn_type
ofconn_get_type(const struct ofconn
*);
87 bool ofconn_get_primary_election_id(const struct ofconn
*, uint64_t *idp
);
88 bool ofconn_set_primary_election_id(struct ofconn
*, uint64_t);
89 enum ofp12_controller_role
ofconn_get_role(const struct ofconn
*);
90 void ofconn_set_role(struct ofconn
*, enum ofp12_controller_role
);
92 enum ofputil_protocol
ofconn_get_protocol(const struct ofconn
*);
93 void ofconn_set_protocol(struct ofconn
*, enum ofputil_protocol
);
95 enum ofputil_packet_in_format
ofconn_get_packet_in_format(struct ofconn
*);
96 void ofconn_set_packet_in_format(struct ofconn
*,
97 enum ofputil_packet_in_format
);
99 void ofconn_set_controller_id(struct ofconn
*, uint16_t controller_id
);
101 void ofconn_set_invalid_ttl_to_controller(struct ofconn
*, bool);
102 bool ofconn_get_invalid_ttl_to_controller(struct ofconn
*);
104 int ofconn_get_miss_send_len(const struct ofconn
*);
105 void ofconn_set_miss_send_len(struct ofconn
*, int miss_send_len
);
107 void ofconn_set_async_config(struct ofconn
*,
108 const struct ofputil_async_cfg
*);
109 struct ofputil_async_cfg
ofconn_get_async_config(const struct ofconn
*);
111 void ofconn_send_reply(const struct ofconn
*, struct ofpbuf
*);
112 void ofconn_send_replies(const struct ofconn
*, struct ovs_list
*);
113 void ofconn_send_error(const struct ofconn
*, const struct ofp_header
*request
,
118 struct ofp_bundle
*ofconn_get_bundle(struct ofconn
*, uint32_t id
);
119 void ofconn_insert_bundle(struct ofconn
*, struct ofp_bundle
*);
120 void ofconn_remove_bundle(struct ofconn
*, struct ofp_bundle
*);
122 /* Logging flow_mod summaries. */
123 void ofconn_report_flow_mod(struct ofconn
*, enum ofp_flow_mod_command
);
125 /* Sending asynchronous messages. */
126 bool connmgr_wants_packet_in_on_miss(struct connmgr
*mgr
);
127 void connmgr_send_port_status(struct connmgr
*, struct ofconn
*source
,
128 const struct ofputil_phy_port
*old_pp
,
129 const struct ofputil_phy_port
*new_pp
,
131 void connmgr_send_flow_removed(struct connmgr
*,
132 const struct ofputil_flow_removed
*)
133 OVS_REQUIRES(ofproto_mutex
);
134 void connmgr_send_async_msg(struct connmgr
*,
135 const struct ofproto_async_msg
*);
136 void ofconn_send_role_status(struct ofconn
*ofconn
, uint32_t role
,
139 void connmgr_send_requestforward(struct connmgr
*, const struct ofconn
*source
,
140 const struct ofputil_requestforward
*);
142 /* Fail-open settings. */
143 enum ofproto_fail_mode
connmgr_get_fail_mode(const struct connmgr
*);
144 void connmgr_set_fail_mode(struct connmgr
*, enum ofproto_fail_mode
);
146 /* Fail-open implementation. */
147 int connmgr_get_max_probe_interval(const struct connmgr
*);
148 bool connmgr_is_any_controller_connected(const struct connmgr
*);
149 bool connmgr_is_any_controller_admitted(const struct connmgr
*);
150 int connmgr_failure_duration(const struct connmgr
*);
152 /* In-band configuration. */
153 void connmgr_set_extra_in_band_remotes(struct connmgr
*,
154 const struct sockaddr_in
*, size_t);
155 void connmgr_set_in_band_queue(struct connmgr
*, int queue_id
);
157 /* In-band implementation. */
158 bool connmgr_has_in_band(struct connmgr
*);
160 /* Fail-open and in-band implementation. */
161 void connmgr_flushed(struct connmgr
*);
163 int connmgr_count_hidden_rules(const struct connmgr
*);
165 /* A flow monitor managed by NXST_FLOW_MONITOR and related requests. */
167 struct ofconn
*ofconn
; /* Owning 'ofconn'. */
168 struct hmap_node ofconn_node
; /* In ofconn's 'monitors' hmap. */
171 enum nx_flow_monitor_flags flags
;
176 struct minimatch match
;
179 struct ofputil_flow_monitor_request
;
181 enum ofperr
ofmonitor_create(const struct ofputil_flow_monitor_request
*,
182 struct ofconn
*, struct ofmonitor
**)
183 OVS_REQUIRES(ofproto_mutex
);
184 struct ofmonitor
*ofmonitor_lookup(struct ofconn
*, uint32_t id
)
185 OVS_REQUIRES(ofproto_mutex
);
186 void ofmonitor_destroy(struct ofmonitor
*)
187 OVS_REQUIRES(ofproto_mutex
);
189 void ofmonitor_report(struct connmgr
*, struct rule
*,
190 enum nx_flow_update_event
, enum ofp_flow_removed_reason
,
191 const struct ofconn
*abbrev_ofconn
, ovs_be32 abbrev_xid
,
192 const struct rule_actions
*old_actions
)
193 OVS_REQUIRES(ofproto_mutex
);
194 void ofmonitor_flush(struct connmgr
*) OVS_REQUIRES(ofproto_mutex
);
197 struct rule_collection
;
198 void ofmonitor_collect_resume_rules(struct ofmonitor
*, uint64_t seqno
,
199 struct rule_collection
*)
200 OVS_REQUIRES(ofproto_mutex
);
201 void ofmonitor_compose_refresh_updates(struct rule_collection
*rules
,
202 struct ovs_list
*msgs
)
203 OVS_REQUIRES(ofproto_mutex
);
205 void connmgr_send_table_status(struct connmgr
*,
206 const struct ofputil_table_desc
*td
,
208 #endif /* connmgr.h */