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  • caliconode is not ready: BIRD is not ready BGP not established with 172.19.0.1

    新的node加入集群后,在启动calico的时候,状态处于running  ready:0/1 

    通过describe pod 查看事件,报错:

    Warning Unhealthy 5m23s kubelet Readiness probe failed: 2020-12-09 05:51:37.828 [INFO][206] confd/health.go 180: Number of node(s) with BGP peering established = 0
    calico/node is not ready: BIRD is not ready: BGP not established with 172.19.0.1
    Warning Unhealthy 5m13s kubelet Readiness probe failed: 2020-12-09 05:51:47.842 [INFO][270] confd/health.go 180: Number of node(s) with BGP peering established = 0
    calico/node is not ready: BIRD is not ready: BGP not established with 172.19.0.1

    调整calicao 网络插件的网卡发现机制,修改IP_AUTODETECTION_METHOD对应的value值。官方提供的yaml文件中,ip识别策略(IPDETECTMETHOD)没有配置,即默认为first-found,这会导致一个网络异常的ip作为nodeIP被注册,从而影响node-to-node mesh。我们可以修改成can-reach或者interface的策略,尝试连接某一个Ready的node的IP,以此选择出正确的IP。

    解决:

    calico.yaml 文件添加以下二行

    - name: IP_AUTODETECTION_METHOD

    value: "interface=em.*" # em.*正则表示匹配到em开头的所有网卡

    配置如下

    - name: CLUSTER_TYPE

    value: "k8s,bgp"

    - name: IP_AUTODETECTION_METHOD

    value: "interface=em.*" #或者 value: "interface=em3"

    - name: IP

    value: "autodetect"

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  • 原文地址:https://www.cnblogs.com/byfboke/p/14108620.html
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