k8s中服务添加hosts及一键转换脚本

apiVersion: v1
kind: Pod
metadata:
  name: hostaliases-pod
spec:
  restartPolicy: Never
  hostAliases:
  - ip: "127.0.0.1"
    hostnames:
    - "foo.local"
    - "bar.local"
  - ip: "10.1.2.3"
    hostnames:
    - "foo.remote"
    - "bar.remote"
  containers:
  - name: cat-hosts
    image: busybox
    command:
    - cat
    args:
    - "/etc/hosts"

import pandas as pd
import ruamel.yaml

data = pd.read_csv(r"hosts.csv")

ip = data.loc[:, "ip"].tolist()
hosts = data.loc[:, "hosts"].tolist()

res = {
    "hostAliases": []
}

for i in range(len(ip)):
    res_side = {
        "ip": ip[i],
        "hostnames": [hosts[i]]
    }
    res['hostAliases'].append(res_side)

with open('hosts.yaml', 'w') as f:
    yaml = ruamel.yaml.YAML()
    yaml.default_style = "\""
    yaml.dump(res, f)
    f.close()