/*
- * Copyright (c) 2008, 2009, 2010, 2011 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010, 2011 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <stdint.h>
#include "packets.h"
-#include "tag.h"
struct flow;
struct netdev;
struct ofpbuf;
+enum lacp_status;
/* How flows are balanced among bond slaves. */
enum bond_mode {
BM_TCP, /* Transport Layer Load Balance. */
BM_SLB, /* Source Load Balance. */
- BM_STABLE, /* Stable. */
BM_AB /* Active Backup. */
};
bool bond_mode_from_string(enum bond_mode *, const char *);
const char *bond_mode_to_string(enum bond_mode);
-/* How to detect link status. */
-enum bond_detect_mode {
- BLSM_CARRIER, /* Use carrier. */
- BLSM_MIIMON /* Poll MII status. */
-};
-
-bool bond_detect_mode_from_string(enum bond_detect_mode *, const char *);
-const char *bond_detect_mode_to_string(enum bond_detect_mode);
-
/* Configuration for a bond as a whole. */
struct bond_settings {
char *name; /* Bond's name, for log messages. */
+ uint32_t basis; /* Flow hashing basis. */
/* Balancing configuration. */
enum bond_mode balance;
- int rebalance_interval; /* Milliseconds between rebalances. */
+ int rebalance_interval; /* Milliseconds between rebalances.
+ Zero to disable rebalancing. */
/* Link status detection. */
- enum bond_detect_mode detect; /* BLSM_CARRIER or BLSM_MIIMON. */
- int miimon_interval; /* Used only for BLSM_MIIMON. */
int up_delay; /* ms before enabling an up slave. */
int down_delay; /* ms before disabling a down slave. */
/* Basics. */
struct bond *bond_create(const struct bond_settings *);
-void bond_destroy(struct bond *);
+void bond_unref(struct bond *);
+struct bond *bond_ref(const struct bond *);
bool bond_reconfigure(struct bond *, const struct bond_settings *);
-void bond_slave_register(struct bond *, void *slave_,
- uint16_t stable_id, struct netdev *);
+void bond_slave_register(struct bond *, void *slave_, struct netdev *);
void bond_slave_set_netdev(struct bond *, void *slave_, struct netdev *);
void bond_slave_unregister(struct bond *, const void *slave);
-void bond_run(struct bond *, struct tag_set *, bool lacp_negotiated);
+bool bond_run(struct bond *, enum lacp_status);
void bond_wait(struct bond *);
-/* LACP. */
-void bond_slave_set_lacp_may_enable(struct bond *, void *slave_,
- bool may_enable);
+void bond_slave_set_may_enable(struct bond *, void *slave_, bool may_enable);
/* Special MAC learning support for SLB bonding. */
bool bond_should_send_learning_packets(struct bond *);
-int bond_send_learning_packet(struct bond *,
- const uint8_t eth_src[ETH_ADDR_LEN],
- uint16_t vlan);
+struct ofpbuf *bond_compose_learning_packet(struct bond *,
+ const uint8_t eth_src[ETH_ADDR_LEN],
+ uint16_t vlan, void **port_aux);
/* Packet processing. */
enum bond_verdict {
BV_DROP_IF_MOVED /* Drop if we've learned a different port. */
};
enum bond_verdict bond_check_admissibility(struct bond *, const void *slave_,
- const uint8_t eth_dst[ETH_ADDR_LEN],
- tag_type *);
-void *bond_choose_output_slave(struct bond *,
- const struct flow *, uint16_t vlan, tag_type *);
+ const uint8_t dst[ETH_ADDR_LEN]);
+void *bond_choose_output_slave(struct bond *, const struct flow *,
+ struct flow_wildcards *, uint16_t vlan);
/* Rebalancing. */
void bond_account(struct bond *, const struct flow *, uint16_t vlan,
uint64_t n_bytes);
-void bond_rebalance(struct bond *, struct tag_set *);
+void bond_rebalance(struct bond *);
#endif /* bond.h */