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ip/bond: add lacp active support 

lacp_active specifies whether to send LACPDU frames periodically.
If set on, the LACPDU frames are sent along with the configured lacp_rate
setting. If set off, the LACPDU frames acts as "speak when spoken to".

v2: use strcmp instead of match for new options.

Signed-off-by: Hangbin Liu <liuhangbin@gmail.com>
This commit is contained in:
Hangbin Liu 2021-08-09 11:01:53 +08:00 committed by Stephen Hemminger
parent 926ad64104
commit 6d0d35bab9
1 changed files with 25 additions and 1 deletions
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26
ip/iplink_bond.c
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@ -77,6 +77,12 @@ static const char *xmit_hash_policy_tbl[] = {
NULL,
};
static const char *lacp_active_tbl[] = {
"off",
"on",
NULL,
};
static const char *lacp_rate_tbl[] = {
"slow",
"fast",
@ -142,6 +148,7 @@ static void print_explain(FILE *f)
" [ packets_per_slave PACKETS_PER_SLAVE ]\n"
" [ tlb_dynamic_lb TLB_DYNAMIC_LB ]\n"
" [ lacp_rate LACP_RATE ]\n"
" [ lacp_active LACP_ACTIVE]\n"
" [ ad_select AD_SELECT ]\n"
" [ ad_user_port_key PORTKEY ]\n"
" [ ad_actor_sys_prio SYSPRIO ]\n"
@ -153,6 +160,7 @@ static void print_explain(FILE *f)
"PRIMARY_RESELECT := always|better|failure\n"
"FAIL_OVER_MAC := none|active|follow\n"
"XMIT_HASH_POLICY := layer2|layer2+3|layer3+4|encap2+3|encap3+4|vlan+srcmac\n"
"LACP_ACTIVE := off|on\n"
"LACP_RATE := slow|fast\n"
"AD_SELECT := stable|bandwidth|count\n"
);
@ -168,7 +176,7 @@ static int bond_parse_opt(struct link_util *lu, int argc, char **argv,
{
__u8 mode, use_carrier, primary_reselect, fail_over_mac;
__u8 xmit_hash_policy, num_peer_notif, all_slaves_active;
__u8 lacp_rate, ad_select, tlb_dynamic_lb;
__u8 lacp_active, lacp_rate, ad_select, tlb_dynamic_lb;
__u16 ad_user_port_key, ad_actor_sys_prio;
__u32 miimon, updelay, downdelay, peer_notify_delay, arp_interval, arp_validate;
__u32 arp_all_targets, resend_igmp, min_links, lp_interval;
@ -326,6 +334,13 @@ static int bond_parse_opt(struct link_util *lu, int argc, char **argv,
lacp_rate = get_index(lacp_rate_tbl, *argv);
addattr8(n, 1024, IFLA_BOND_AD_LACP_RATE, lacp_rate);
} else if (strcmp(*argv, "lacp_active") == 0) {
NEXT_ARG();
if (get_index(lacp_active_tbl, *argv) < 0)
invarg("invalid lacp_active", *argv);
lacp_active = get_index(lacp_active_tbl, *argv);
addattr8(n, 1024, IFLA_BOND_AD_LACP_ACTIVE, lacp_active);
} else if (matches(*argv, "ad_select") == 0) {
NEXT_ARG();
if (get_index(ad_select_tbl, *argv) < 0)
@ -564,6 +579,15 @@ static void bond_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
"packets_per_slave %u ",
rta_getattr_u32(tb[IFLA_BOND_PACKETS_PER_SLAVE]));
if (tb[IFLA_BOND_AD_LACP_ACTIVE]) {
const char *lacp_active = get_name(lacp_active_tbl,
rta_getattr_u8(tb[IFLA_BOND_AD_LACP_ACTIVE]));
print_string(PRINT_ANY,
"ad_lacp_active",
"lacp_active %s ",
lacp_active);
}
if (tb[IFLA_BOND_AD_LACP_RATE]) {
const char *lacp_rate = get_name(lacp_rate_tbl,
rta_getattr_u8(tb[IFLA_BOND_AD_LACP_RATE]));