X-Git-Url: http://git.cascardo.eti.br/?a=blobdiff_plain;f=ofproto%2Fconnmgr.h;h=fb7573ea0e8b4cc426c70915168b5ee7a7e60cc6;hb=a2b53dec11a6d001fd024ba8729de5c63bd2b6a1;hp=5f9ac708f1608bc79c75f4034f648527ce8fc654;hpb=80d5aefd65b9dd953d873f9995b949bc8b8d19d5;p=cascardo%2Fovs.git diff --git a/ofproto/connmgr.h b/ofproto/connmgr.h index 5f9ac708f..fb7573ea0 100644 --- a/ofproto/connmgr.h +++ b/ofproto/connmgr.h @@ -1,5 +1,5 @@ /* - * 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. @@ -17,18 +17,21 @@ #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 rule; +struct simap; struct sset; /* ofproto supports two kinds of OpenFlow connections: @@ -51,13 +54,21 @@ enum ofconn_type { 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, @@ -65,9 +76,11 @@ 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 *); @@ -78,7 +91,8 @@ bool connmgr_has_controllers(const struct connmgr *); 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); @@ -88,17 +102,18 @@ void connmgr_get_snoops(const struct connmgr *, 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 nx_flow_format ofconn_get_flow_format(struct ofconn *); -void ofconn_set_flow_format(struct ofconn *, enum nx_flow_format); +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_packet_in_format(struct ofconn *, enum nx_packet_in_format); -bool ofconn_get_flow_mod_table_id(const struct ofconn *); -void ofconn_set_flow_mod_table_id(struct ofconn *, bool enable); +void ofconn_set_controller_id(struct ofconn *, uint16_t controller_id); void ofconn_set_invalid_ttl_to_controller(struct ofconn *, bool); bool ofconn_get_invalid_ttl_to_controller(struct ofconn *); @@ -107,29 +122,39 @@ int ofconn_get_miss_send_len(const 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 *, const struct ofp_phy_port *, - uint8_t reason); +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 *); @@ -140,7 +165,6 @@ int connmgr_get_max_probe_interval(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 *, @@ -148,13 +172,51 @@ 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 */