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kube-vip.md

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  • kube-vip.md 1.43 KiB

    kube-vip

    kube-vip provides Kubernetes clusters with a virtual IP and load balancer for both the control plane (for building a highly-available cluster) and Kubernetes Services of type LoadBalancer without relying on any external hardware or software.

    Install

    You have to explicitly enable the kube-vip extension:

    kube_vip_enabled: true

    You also need to enable kube-vip as HA, Load Balancer, or both:

    # HA for control-plane, requires a VIP
    kube_vip_controlplane_enabled: true
    kube_vip_address: 10.42.42.42
    loadbalancer_apiserver:
      address: "{{ kube_vip_address }}"
      port: 6443
    # kube_vip_interface: ens160
    
    # LoadBalancer for services
    kube_vip_services_enabled: false
    # kube_vip_services_interface: ens320

    Note: When using kube-vip as LoadBalancer for services, additionnal manual steps are needed.

    If using ARP mode :

    kube_vip_arp_enabled: true

    If using BGP mode :

    kube_vip_bgp_enabled: true
    kube_vip_local_as: 65000
    kube_vip_bgp_routerid: 192.168.0.2
    kube_vip_bgppeers:
    - 192.168.0.10:65000::false
    - 192.168.0.11:65000::false
    # kube_vip_bgp_peeraddress:
    # kube_vip_bgp_peerpass:
    # kube_vip_bgp_peeras: