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/* Copyright (c) 2020, Red Hat, 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 OVN_LIB_LB_H
#define OVN_LIB_LB_H 1
#include <sys/types.h>
#include <netinet/in.h>
#include "lib/smap.h"
#include "openvswitch/hmap.h"
#include "ovn-util.h"
#include "sset.h"
#include "uuid.h"
#include "vec.h"
struct uuid;
struct ovn_lb_vip {
struct in6_addr vip; /* Only used in ovn-controller. */
char *vip_str; /* Actual VIP string representation (without port).
* To be used in ovn-northd.
*/
uint16_t vip_port; /* Only used in ovn-controller. */
char *port_str; /* Actual port string representation. To be used
* in ovn-northd.
*/
bool template_vips; /* True if the vips are templates. */
struct vector backends; /* Vector of struct ovn_lb_backend. */
bool empty_backend_rej;
int address_family;
};
struct ovn_lb_backend {
struct in6_addr ip; /* Only used in ovn-controller. */
char *ip_str; /* Actual IP string representation. To be used in
* ovn-northd.
*/
uint16_t port; /* Mostly used in ovn-controller but also for
* healthcheck in ovn-northd.
*/
char *port_str; /* Actual port string representation. To be used
* in ovn-northd.
*/
};
char *ovn_lb_vip_init(struct ovn_lb_vip *lb_vip, const char *lb_key,
const char *lb_value, bool template, int address_family);
char *ovn_lb_vip_init_explicit(struct ovn_lb_vip *lb_vip, const char *lb_key,
const char *lb_value);
void ovn_lb_vip_destroy(struct ovn_lb_vip *vip);
void ovn_lb_vip_format(const struct ovn_lb_vip *vip, struct ds *s,
bool template);
void ovn_lb_vip_backends_format(const struct ovn_lb_vip *vip, struct ds *s);
char *ovn_lb_vip6_template_format_internal(const struct ovn_lb_vip *vip);
struct ovn_lb_5tuple {
struct hmap_node hmap_node;
struct in6_addr vip_ip;
uint16_t vip_port;
struct in6_addr backend_ip;
uint16_t backend_port;
uint8_t proto;
};
void ovn_lb_5tuple_init(struct ovn_lb_5tuple *tuple,
const struct ovn_lb_vip *vip,
const struct ovn_lb_backend *backend, uint8_t proto);
void ovn_lb_5tuple_add(struct hmap *tuples, const struct ovn_lb_vip *vip,
const struct ovn_lb_backend *backend, uint8_t proto);
void ovn_lb_5tuple_find_and_delete(struct hmap *tuples,
const struct ovn_lb_5tuple *tuple);
void ovn_lb_5tuples_destroy(struct hmap *tuples);
#endif /* OVN_LIB_LB_H 1 */
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