环境
本文使用的是ansible api 2.0
ansible 2.3.0.0
os Centos 6.7 X64
python 2.6.6
本文介绍 api 运行一个playbook项目
playbook文件
~]# cat /etc/ansible/test.yml
---
- hosts: node1
gather_facts: no
tasks:
- command: echo 123
notify: test1
handlers:
- name: test1
debug: msg="456"
主机清单
~]# cat /etc/ansible/hosts
[node1]
192.168.77.129 ansible_ssh_pass=123456
API
~]# cat test_playbook.py
#!/bin/env python
#! coding: utf-8
import os
import sys
from collections import namedtuple
from ansible.parsing.dataloader import DataLoader
from ansible.vars import VariableManager
from ansible.inventory import Inventory
from ansible.executor.playbook_executor import PlaybookExecutor
# 在指定文件时，不能使用列表指定多个。
host_path = '/etc/ansible/hosts'
if not os.path.exists(host_path):
print '[INFO] The [%s] inventory does not exist' % host_path
sys.exit()
loader = DataLoader()
variable_manager = VariableManager()
inventory = Inventory(loader=loader, variable_manager=variable_manager,host_list=host_path)
variable_manager.set_inventory(inventory)
passwords=None
# 初始化需要的对象
Options = namedtuple('Options',
['connection',
'remote_user',
'ask_sudo_pass',
'verbosity',
'ack_pass',
'module_path',
'forks',
'become',
'become_method',
'become_user',
'check',
'listhosts',
'listtasks',
'listtags',
'syntax',
'sudo_user',
'sudo'])
# 初始化需要的对象
options = Options(connection='smart',
remote_user='root',
ack_pass=None,
sudo_user='root',
forks=5,
sudo='yes',
ask_sudo_pass=False,
verbosity=5,
module_path=None,
become=True,
become_method='sudo',
become_user='root',
check=None,
listhosts=None,
listtasks=None,
listtags=None,
syntax=None)
# 多个yaml文件则以列表形式
playbook_path=['/etc/ansible/test.yml']
for i in playbook_path:
if not os.path.exists(i):
print '[INFO] The [%s] playbook does not exist' % i
sys.exit()
playbook = PlaybookExecutor(playbooks=playbook_path,inventory=inventory,
variable_manager=variable_manager,
loader=loader,options=options,passwords=passwords)
# 执行playbook
result = playbook.run()
# 返回执行结果
print '执行结果: %s' % result
playbook_executor 是不能自定义 callback的，可通过环境变量或者ansible.cfg中配置callback。所以输出是标准输出，result 是返回码，0表示全部运行成功
输出
~]# python test_playbook.py
PLAY [node1] ***********************************************************************************************************
TASK [command] *********************************************************************************************************
changed: [192.168.77.129]
RUNNING HANDLER [test1] ************************************************************************************************
ok: [192.168.77.129] => {
"changed": false,
"msg": "456"
}
PLAY RECAP *************************************************************************************************************
192.168.77.129 : ok=2 changed=1 unreachable=0 failed=0
执行结果: 0
