As a workaround, we can replace https://github.com/vyos/vyos-1x/blob/f892294239101aecc21a45629eb1d10bd89fba0b/python/vyos/ifconfig/vrrp.py#L95 to
from vyos.util import cmd
cmd(f'sudo kill -s {cls._signal[what]} {pid}')And get JSON values
vyos@r-roll01:~$ sudo cat /tmp/keepalived.json
[ { "data": { "iname": "test", "dont_track_primary": 0, "skip_check_adv_addr": 0, "strict_mode": 0, "vmac_ifname": "eth1v1", "track_ifp": [ ], "track_script": [ ], "ifp_ifname": "eth1v1", "master_priority": 100, "last_transition": 1615454936.7267461, "garp_delay": 5, "garp_refresh": 0, "garp_rep": 5, "garp_refresh_rep": 1, "garp_lower_prio_delay": 5, "garp_lower_prio_rep": 5, "lower_prio_no_advert": 0, "higher_prio_send_advert": 0, "vrid": 1, "base_priority": 100, "effective_priority": 100, "vipset": true, "vips": [ "172.20.110.111", "172.20.110.15" ], "evips": [ ], "promote_secondaries": false, "vroutes": [ ], "vrules": [ ], "adver_int": 1, "master_adver_int": 1, "accept": 1, "nopreempt": false, "preempt_delay": 0, "state": 2, "wantstate": 2, "version": 2, "smtp_alert": false, "auth_type": 0 }, "stats": { "advert_rcvd": 983, "advert_sent": 10535, "become_master": 1, "release_master": 0, "packet_len_err": 0, "advert_interval_err": 0, "ip_ttl_err": 0, "invalid_type_rcvd": 0, "addr_list_err": 0, "invalid_authtype": 0, "authtype_mismatch": 0, "auth_failure": 0, "pri_zero_rcvd": 2, "pri_zero_sent": 0 } } ]Or more readable:
{
"data":{
"iname":"test",
"dont_track_primary":0,
"skip_check_adv_addr":0,
"strict_mode":0,
"vmac_ifname":"eth1v1",
"track_ifp":[