7-执行adhoc命令

#!/usr/bin/env python

import shutil
from collections import namedtuple
from ansible.parsing.dataloader import DataLoader
from ansible.vars.manager import VariableManager
from ansible.inventory.manager import InventoryManager
from ansible.playbook.play import Play
from ansible.executor.task_queue_manager import TaskQueueManager
import ansible.constants as C

def adhoc(host_list = None, hosts = None, module = None, args = None):
    Options = namedtuple('Options', ['connection', 'module_path', 'forks', 'become', 'become_method', 'become_user', 'check', 'diff'])
    options = Options(connection='ssh', module_path=['/to/mymodules'], forks=10, become=None, become_method=None, become_user=None, check=False, diff=False)

    loader = DataLoader() # Takes care of finding and reading yaml, json and ini files
    passwords = dict(vault_pass='secret')
    inventory = InventoryManager(loader=loader, sources=host_list)
    variable_manager = VariableManager(loader=loader, inventory=inventory)

    play_source =  dict(
        name = "Ansible Play",
        hosts = hosts,     #在哪些主机上执行任务
        gather_facts = 'no',     #不收集主机信息
        tasks = [                #真正要执行的任务     module -m     args -a
            dict(action=dict(module=module, args=args), register='shell_out'),
            dict(action=dict(module='debug', args=dict(msg='{{shell_out.stdout}}')))
         ]
    )

    play = Play().load(play_source, variable_manager=variable_manager, loader=loader)
    tqm = None
    try:
        tqm = TaskQueueManager( #任务队列管理器
                  inventory=inventory,
                  variable_manager=variable_manager,
                  loader=loader,
                  options=options,
                  passwords=passwords,
              )
        result = tqm.run(play) # most interesting data for a play is actually sent to the callback's methods
    finally:
        if tqm is not None:
            tqm.cleanup()

        shutil.rmtree(C.DEFAULT_LOCAL_TMP, True)

if __name__ == '__main__':
    hosts_list =['myansible/hosts']
    hosts = 'webservers'
    module = 'shell'
    args = 'id root'
    adhoc(hosts_list, hosts, module, args)