一、安装模块
pip install pyyaml
二、host.yaml文件
k8s
role node1
ip192.168.1.2
hostname k8s-node1
role node2
ip192.168.1.3
hostname k8s-node2
DB
ip192.168.1.10
port3306
三、read_yaml.py
#!/bin/env python
# -*- coding:utf-8 -*-
import yaml
import os
script_path = os.path.dirname(os.path.realpath(__file__)) #脚本所在路径
yaml_path = os.path.join(script_path, "host.yaml") #yaml文件路径
# open方法打开直接读出来
cfg = open(yaml_path, 'r').read() # 读出来是字符串
host_info = yaml.load(cfg,Loader=yaml.FullLoader) # 用load方法转为字典
# print(host_info)
print("node1的IP地址:%s" % host_info.get('k8s')[0].get('ip')) #获取node1的IP地址
print("DB的端口:%s" % host_info.get('DB').get('port'))
四、执行结果