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/*
* Copyright (c) 2015, 2017 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at:
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef OVSDB_MONITOR_H
#define OVSDB_MONITOR_H
struct ovsdb;
struct ovsdb_column;
struct ovsdb_monitor;
struct ovsdb_jsonrpc_monitor;
struct ovsdb_monitor_session_condition;
struct ovsdb_condition;
struct ovsdb_txn;
struct simap;
enum ovsdb_monitor_selection {
OJMS_NONE = 0, /* None for this iteration */
OJMS_INITIAL = 1 << 0, /* All rows when monitor is created. */
OJMS_INSERT = 1 << 1, /* New rows. */
OJMS_DELETE = 1 << 2, /* Deleted rows. */
OJMS_MODIFY = 1 << 3 /* Modified rows. */
};
enum ovsdb_monitor_version {
OVSDB_MONITOR_V1, /* RFC 7047 "monitor" method. */
OVSDB_MONITOR_V2, /* Extension to RFC 7047, see ovsdb-server
man page for details. */
OVSDB_MONITOR_V3, /* Extension to V2, see ovsdb-server man
page for details. */
/* Last entry. */
OVSDB_MONITOR_VERSION_MAX
};
struct ovsdb_monitor *ovsdb_monitor_create(struct ovsdb *,
struct ovsdb_jsonrpc_monitor *);
void ovsdb_monitors_remove(struct ovsdb *);
void ovsdb_monitors_commit(struct ovsdb *, const struct ovsdb_txn *);
void ovsdb_monitor_prereplace_db(struct ovsdb *);
struct ovsdb_monitor *ovsdb_monitor_add(struct ovsdb_monitor *);
void ovsdb_monitor_add_jsonrpc_monitor(struct ovsdb_monitor *,
struct ovsdb_jsonrpc_monitor *);
struct ovsdb_monitor_change_set;
void ovsdb_monitor_remove_jsonrpc_monitor(struct ovsdb_monitor *,
struct ovsdb_jsonrpc_monitor *,
struct ovsdb_monitor_change_set *);
void ovsdb_monitor_add_table(struct ovsdb_monitor *,
const struct ovsdb_table *);
const char * ovsdb_monitor_add_column(struct ovsdb_monitor *,
const struct ovsdb_table *,
const struct ovsdb_column *,
enum ovsdb_monitor_selection,
bool monitored);
bool
ovsdb_monitor_table_exists(struct ovsdb_monitor *,
const struct ovsdb_table *);
struct json *ovsdb_monitor_get_update(struct ovsdb_monitor *,
bool initial,
bool cond_updated,
struct ovsdb_monitor_session_condition *,
enum ovsdb_monitor_version,
struct ovsdb_monitor_change_set **p_mcs);
const struct uuid *ovsdb_monitor_get_last_txnid(struct ovsdb_monitor *);
void ovsdb_monitor_table_add_select(struct ovsdb_monitor *,
const struct ovsdb_table *,
enum ovsdb_monitor_selection);
bool ovsdb_monitor_needs_flush(struct ovsdb_monitor *,
struct ovsdb_monitor_change_set *);
void ovsdb_monitor_get_initial(struct ovsdb_monitor *,
struct ovsdb_monitor_change_set **);
void ovsdb_monitor_get_changes_after(const struct uuid *txn_uuid,
struct ovsdb_monitor *, struct ovsdb_monitor_change_set **);
void ovsdb_monitor_get_memory_usage(struct simap *);
struct ovsdb_monitor_session_condition *
ovsdb_monitor_session_condition_create(void);
void
ovsdb_monitor_session_condition_destroy(
struct ovsdb_monitor_session_condition *);
struct ovsdb_error *
ovsdb_monitor_table_condition_create(
struct ovsdb_monitor_session_condition *,
const struct ovsdb_table *,
const struct json *json_cnd);
void
ovsdb_monitor_condition_bind(struct ovsdb_monitor *,
struct ovsdb_monitor_session_condition *);
struct ovsdb_error *
ovsdb_monitor_table_condition_update(
struct ovsdb_monitor *,
struct ovsdb_monitor_session_condition *,
const struct ovsdb_table *,
const struct json *cond_json);
#endif
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