keepalived.tmpl

{{ $iface := .iface }}{{ $netmask := .netmask }}

global_defs {
  vrrp_version {{ .vrrpVersion }}
  vrrp_iptables {{ .iptablesChain }}
}

vrrp_instance vips {
  state BACKUP
  interface {{ $iface }}
  virtual_router_id {{ .vrid }}
  priority {{ .priority }}
  nopreempt
  advert_int 1

  track_interface {
    {{ $iface }}
  }
  {{ if .notify }} notify {{ .notify }} {{ end }}

  {{ if .useUnicast }}
  unicast_src_ip {{ .myIP }}
  unicast_peer { {{ range .nodes }}
    {{ . }}{{ end }}
  }
  {{ end }}

  virtual_ipaddress { {{ range .vips }}
    {{ . }}{{ end }}
  }
}

{{ range $i, $svc := .svcs }}
{{ if eq $svc.LVSMethod "VIP" }}
# VIP Service with no pods: {{ $svc.IP }}
{{ else }}
# Service: {{ $svc.Name }}
virtual_server {{ $svc.IP }} {{ $svc.Port }} {
  delay_loop 5
  lvs_sched wlc
  lvs_method {{ $svc.LVSMethod }}
  persistence_timeout 1800
  protocol {{ $svc.Protocol }}

  {{ range $j, $backend := $svc.Backends }}
  real_server {{ $backend.IP }} {{ $backend.Port }} {
    weight 1
    TCP_CHECK {
      connect_port {{ $backend.Port }}
      connect_timeout 3
    }
  }
{{ end }}
}
{{ end }}
{{ end }}