mirror of
https://github.com/openvswitch/ovs
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9c1a11820e
Adds a new "read_only" column for remote connections. Operations that would alter the state of the database are not permitted on connections for which the "read_only" column is set to "true". Signed-off-by: Lance Richardson <lrichard@redhat.com> Signed-off-by: Ben Pfaff <blp@ovn.org>
79 lines
2.9 KiB
C
79 lines
2.9 KiB
C
/* Copyright (c) 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at:
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef OVSDB_JSONRPC_SERVER_H
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#define OVSDB_JSONRPC_SERVER_H 1
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#include <stdbool.h>
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#include "openvswitch/types.h"
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struct ovsdb;
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struct shash;
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struct simap;
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struct ovsdb_jsonrpc_server *ovsdb_jsonrpc_server_create(bool read_only);
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bool ovsdb_jsonrpc_server_add_db(struct ovsdb_jsonrpc_server *,
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struct ovsdb *);
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bool ovsdb_jsonrpc_server_remove_db(struct ovsdb_jsonrpc_server *,
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struct ovsdb *);
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void ovsdb_jsonrpc_server_destroy(struct ovsdb_jsonrpc_server *);
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/* Options for a remote. */
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struct ovsdb_jsonrpc_options {
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int max_backoff; /* Maximum reconnection backoff, in msec. */
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int probe_interval; /* Max idle time before probing, in msec. */
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bool read_only; /* Only read-only transactions are allowed. */
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int dscp; /* Dscp value for manager connections */
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};
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struct ovsdb_jsonrpc_options *
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ovsdb_jsonrpc_default_options(const char *target);
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void ovsdb_jsonrpc_server_set_remotes(struct ovsdb_jsonrpc_server *,
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const struct shash *);
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/* Status of a single remote connection. */
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struct ovsdb_jsonrpc_remote_status {
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const char *state;
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int last_error;
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unsigned int sec_since_connect;
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unsigned int sec_since_disconnect;
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bool is_connected;
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char *locks_held;
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char *locks_waiting;
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char *locks_lost;
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int n_connections;
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ovs_be16 bound_port;
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};
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bool ovsdb_jsonrpc_server_get_remote_status(
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const struct ovsdb_jsonrpc_server *, const char *target,
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struct ovsdb_jsonrpc_remote_status *);
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void ovsdb_jsonrpc_server_free_remote_status(
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struct ovsdb_jsonrpc_remote_status *);
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void ovsdb_jsonrpc_server_reconnect(struct ovsdb_jsonrpc_server *, bool read_only);
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void ovsdb_jsonrpc_server_run(struct ovsdb_jsonrpc_server *);
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void ovsdb_jsonrpc_server_wait(struct ovsdb_jsonrpc_server *);
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bool ovsdb_jsonrpc_server_is_read_only(struct ovsdb_jsonrpc_server *);
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void ovsdb_jsonrpc_server_get_memory_usage(const struct ovsdb_jsonrpc_server *,
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struct simap *usage);
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struct ovsdb_jsonrpc_monitor;
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void ovsdb_jsonrpc_monitor_destroy(struct ovsdb_jsonrpc_monitor *);
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void ovsdb_jsonrpc_disable_monitor_cond(void);
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#endif /* ovsdb/jsonrpc-server.h */
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