问题现象
- calico 一直 Crash
- 报错信息如下
Health endpoint failed, trying to restart it... error=listen tcp: lookup localhost on 8.8.8.8
Readiness probe failed: calico/node is not ready: BIRD is not ready: Error querying BIRD: unable to connect to BIRDv4 socket: dial unix /var/run/calico/bird.ctl: connect: connection refused
enp61s0f0:
原因
检查发现，该节点上面的
/etc/hosts文件中，本地回环地址被禁用，calico 无法通过localhost 与宿主机进行交互
解决方法：
取消注释，重启pod
