src/network/netdev/bond.h

   1 /* SPDX-License-Identifier: LGPL-2.1+ */
   2 #pragma once
   3
   4 #include "in-addr-util.h"
   5 #include "list.h"
   6
   7 #include "netdev/netdev.h"
   8
   9 /*
  10  * Maximum number of targets supported by the kernel for a single
  11  * bond netdev.
  12  */
  13 #define NETDEV_BOND_ARP_TARGETS_MAX 16
  14
  15 typedef enum BondMode {
  16         NETDEV_BOND_MODE_BALANCE_RR,
  17         NETDEV_BOND_MODE_ACTIVE_BACKUP,
  18         NETDEV_BOND_MODE_BALANCE_XOR,
  19         NETDEV_BOND_MODE_BROADCAST,
  20         NETDEV_BOND_MODE_802_3AD,
  21         NETDEV_BOND_MODE_BALANCE_TLB,
  22         NETDEV_BOND_MODE_BALANCE_ALB,
  23         _NETDEV_BOND_MODE_MAX,
  24         _NETDEV_BOND_MODE_INVALID = -1
  25 } BondMode;
  26
  27 typedef enum BondXmitHashPolicy {
  28         NETDEV_BOND_XMIT_HASH_POLICY_LAYER2,
  29         NETDEV_BOND_XMIT_HASH_POLICY_LAYER34,
  30         NETDEV_BOND_XMIT_HASH_POLICY_LAYER23,
  31         NETDEV_BOND_XMIT_HASH_POLICY_ENCAP23,
  32         NETDEV_BOND_XMIT_HASH_POLICY_ENCAP34,
  33         _NETDEV_BOND_XMIT_HASH_POLICY_MAX,
  34         _NETDEV_BOND_XMIT_HASH_POLICY_INVALID = -1
  35 } BondXmitHashPolicy;
  36
  37 typedef enum BondLacpRate {
  38         NETDEV_BOND_LACP_RATE_SLOW,
  39         NETDEV_BOND_LACP_RATE_FAST,
  40         _NETDEV_BOND_LACP_RATE_MAX,
  41         _NETDEV_BOND_LACP_RATE_INVALID = -1,
  42 } BondLacpRate;
  43
  44 typedef enum BondAdSelect {
  45         NETDEV_BOND_AD_SELECT_STABLE,
  46         NETDEV_BOND_AD_SELECT_BANDWIDTH,
  47         NETDEV_BOND_AD_SELECT_COUNT,
  48         _NETDEV_BOND_AD_SELECT_MAX,
  49         _NETDEV_BOND_AD_SELECT_INVALID = -1,
  50 } BondAdSelect;
  51
  52 typedef enum BondFailOverMac {
  53         NETDEV_BOND_FAIL_OVER_MAC_NONE,
  54         NETDEV_BOND_FAIL_OVER_MAC_ACTIVE,
  55         NETDEV_BOND_FAIL_OVER_MAC_FOLLOW,
  56         _NETDEV_BOND_FAIL_OVER_MAC_MAX,
  57         _NETDEV_BOND_FAIL_OVER_MAC_INVALID = -1,
  58 } BondFailOverMac;
  59
  60 typedef enum BondArpValidate {
  61         NETDEV_BOND_ARP_VALIDATE_NONE,
  62         NETDEV_BOND_ARP_VALIDATE_ACTIVE,
  63         NETDEV_BOND_ARP_VALIDATE_BACKUP,
  64         NETDEV_BOND_ARP_VALIDATE_ALL,
  65         _NETDEV_BOND_ARP_VALIDATE_MAX,
  66         _NETDEV_BOND_ARP_VALIDATE_INVALID = -1,
  67 } BondArpValidate;
  68
  69 typedef enum BondArpAllTargets {
  70         NETDEV_BOND_ARP_ALL_TARGETS_ANY,
  71         NETDEV_BOND_ARP_ALL_TARGETS_ALL,
  72         _NETDEV_BOND_ARP_ALL_TARGETS_MAX,
  73         _NETDEV_BOND_ARP_ALL_TARGETS_INVALID = -1,
  74 } BondArpAllTargets;
  75
  76 typedef enum BondPrimaryReselect {
  77         NETDEV_BOND_PRIMARY_RESELECT_ALWAYS,
  78         NETDEV_BOND_PRIMARY_RESELECT_BETTER,
  79         NETDEV_BOND_PRIMARY_RESELECT_FAILURE,
  80         _NETDEV_BOND_PRIMARY_RESELECT_MAX,
  81         _NETDEV_BOND_PRIMARY_RESELECT_INVALID = -1,
  82 } BondPrimaryReselect;
  83
  84 typedef struct ArpIpTarget {
  85         union in_addr_union ip;
  86
  87         LIST_FIELDS(struct ArpIpTarget, arp_ip_target);
  88 } ArpIpTarget;
  89
  90 typedef struct Bond {
  91         NetDev meta;
  92
  93         BondMode mode;
  94         BondXmitHashPolicy xmit_hash_policy;
  95         BondLacpRate lacp_rate;
  96         BondAdSelect ad_select;
  97         BondFailOverMac fail_over_mac;
  98         BondArpValidate arp_validate;
  99         BondArpAllTargets arp_all_targets;
 100         BondPrimaryReselect primary_reselect;
 101
 102         bool all_slaves_active;
 103
 104         unsigned resend_igmp;
 105         unsigned packets_per_slave;
 106         unsigned num_grat_arp;
 107         unsigned min_links;
 108
 109         uint16_t ad_actor_sys_prio;
 110         uint16_t ad_user_port_key;
 111         struct ether_addr *ad_actor_system;
 112
 113         usec_t miimon;
 114         usec_t updelay;
 115         usec_t downdelay;
 116         usec_t arp_interval;
 117         usec_t lp_interval;
 118
 119         int n_arp_ip_targets;
 120         ArpIpTarget *arp_ip_targets;
 121 } Bond;
 122
 123 DEFINE_NETDEV_CAST(BOND, Bond);
 124 extern const NetDevVTable bond_vtable;
 125
 126 const char *bond_mode_to_string(BondMode d) _const_;
 127 BondMode bond_mode_from_string(const char *d) _pure_;
 128
 129 const char *bond_xmit_hash_policy_to_string(BondXmitHashPolicy d) _const_;
 130 BondXmitHashPolicy bond_xmit_hash_policy_from_string(const char *d) _pure_;
 131
 132 const char *bond_lacp_rate_to_string(BondLacpRate d) _const_;
 133 BondLacpRate bond_lacp_rate_from_string(const char *d) _pure_;
 134
 135 const char *bond_fail_over_mac_to_string(BondFailOverMac d) _const_;
 136 BondFailOverMac bond_fail_over_mac_from_string(const char *d) _pure_;
 137
 138 const char *bond_ad_select_to_string(BondAdSelect d) _const_;
 139 BondAdSelect bond_ad_select_from_string(const char *d) _pure_;
 140
 141 const char *bond_arp_validate_to_string(BondArpValidate d) _const_;
 142 BondArpValidate bond_arp_validate_from_string(const char *d) _pure_;
 143
 144 const char *bond_arp_all_targets_to_string(BondArpAllTargets d) _const_;
 145 BondArpAllTargets bond_arp_all_targets_from_string(const char *d) _pure_;
 146
 147 const char *bond_primary_reselect_to_string(BondPrimaryReselect d) _const_;
 148 BondPrimaryReselect bond_primary_reselect_from_string(const char *d) _pure_;
 149
 150 CONFIG_PARSER_PROTOTYPE(config_parse_bond_mode);
 151 CONFIG_PARSER_PROTOTYPE(config_parse_bond_xmit_hash_policy);
 152 CONFIG_PARSER_PROTOTYPE(config_parse_bond_lacp_rate);
 153 CONFIG_PARSER_PROTOTYPE(config_parse_bond_ad_select);
 154 CONFIG_PARSER_PROTOTYPE(config_parse_bond_fail_over_mac);
 155 CONFIG_PARSER_PROTOTYPE(config_parse_bond_arp_validate);
 156 CONFIG_PARSER_PROTOTYPE(config_parse_bond_arp_all_targets);
 157 CONFIG_PARSER_PROTOTYPE(config_parse_bond_primary_reselect);
 158 CONFIG_PARSER_PROTOTYPE(config_parse_arp_ip_target_address);
 159 CONFIG_PARSER_PROTOTYPE(config_parse_ad_actor_sys_prio);
 160 CONFIG_PARSER_PROTOTYPE(config_parse_ad_user_port_key);
 161 CONFIG_PARSER_PROTOTYPE(config_parse_ad_actor_system);