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#!/usr/bin/env python # Copyright: (c) 2012, Michael DeHaan <michael.dehaan@gmail.com> # Copyright: (c) 2018, Ansible Project # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) # PYTHON_ARGCOMPLETE_OK from __future__ import (absolute_import, division, print_function) __metaclass__ = type # ansible.cli needs to be imported first, to ensure the source bin/* scripts run that code first from ansible.cli import CLI from ansible import constants as C from ansible import context from ansible.cli.arguments import option_helpers as opt_help from ansible.errors import AnsibleError, AnsibleOptionsError, AnsibleParserError from ansible.executor.task_queue_manager import TaskQueueManager from ansible.module_utils._text import to_text from ansible.parsing.splitter import parse_kv from ansible.parsing.utils.yaml import from_yaml from ansible.playbook import Playbook from ansible.playbook.play import Play from ansible.utils.display import Display display = Display() class AdHocCLI(CLI): ''' is an extra-simple tool/framework/API for doing 'remote things'. this command allows you to define and run a single task 'playbook' against a set of hosts ''' name = 'ansible' def init_parser(self): ''' create an options parser for bin/ansible ''' super(AdHocCLI, self).init_parser(usage='%prog <host-pattern> [options]', desc="Define and run a single task 'playbook' against a set of hosts", epilog="Some actions do not make sense in Ad-Hoc (include, meta, etc)") opt_help.add_runas_options(self.parser) opt_help.add_inventory_options(self.parser) opt_help.add_async_options(self.parser) opt_help.add_output_options(self.parser) opt_help.add_connect_options(self.parser) opt_help.add_check_options(self.parser) opt_help.add_runtask_options(self.parser) opt_help.add_vault_options(self.parser) opt_help.add_fork_options(self.parser) opt_help.add_module_options(self.parser) opt_help.add_basedir_options(self.parser) opt_help.add_tasknoplay_options(self.parser) # options unique to ansible ad-hoc self.parser.add_argument('-a', '--args', dest='module_args', help="The action's options in space separated k=v format: -a 'opt1=val1 opt2=val2' " "or a json string: -a '{\"opt1\": \"val1\", \"opt2\": \"val2\"}'", default=C.DEFAULT_MODULE_ARGS) self.parser.add_argument('-m', '--module-name', dest='module_name', help="Name of the action to execute (default=%s)" % C.DEFAULT_MODULE_NAME, default=C.DEFAULT_MODULE_NAME) self.parser.add_argument('args', metavar='pattern', help='host pattern') def post_process_args(self, options): '''Post process and validate options for bin/ansible ''' options = super(AdHocCLI, self).post_process_args(options) display.verbosity = options.verbosity self.validate_conflicts(options, runas_opts=True, fork_opts=True) return options def _play_ds(self, pattern, async_val, poll): check_raw = context.CLIARGS['module_name'] in C.MODULE_REQUIRE_ARGS module_args_raw = context.CLIARGS['module_args'] module_args = None if module_args_raw and module_args_raw.startswith('{') and module_args_raw.endswith('}'): try: module_args = from_yaml(module_args_raw.strip(), json_only=True) except AnsibleParserError: pass if not module_args: module_args = parse_kv(module_args_raw, check_raw=check_raw) mytask = {'action': {'module': context.CLIARGS['module_name'], 'args': module_args}, 'timeout': context.CLIARGS['task_timeout']} # avoid adding to tasks that don't support it, unless set, then give user an error if context.CLIARGS['module_name'] not in C._ACTION_ALL_INCLUDE_ROLE_TASKS and any(frozenset((async_val, poll))): mytask['async_val'] = async_val mytask['poll'] = poll return dict( name="Ansible Ad-Hoc", hosts=pattern, gather_facts='no', tasks=[mytask]) def run(self): ''' create and execute the single task playbook ''' super(AdHocCLI, self).run() # only thing left should be host pattern pattern = to_text(context.CLIARGS['args'], errors='surrogate_or_strict') # handle password prompts sshpass = None becomepass = None (sshpass, becomepass) = self.ask_passwords() passwords = {'conn_pass': sshpass, 'become_pass': becomepass} # get basic objects loader, inventory, variable_manager = self._play_prereqs() # get list of hosts to execute against try: hosts = self.get_host_list(inventory, context.CLIARGS['subset'], pattern) except AnsibleError: if context.CLIARGS['subset']: raise else: hosts = [] display.warning("No hosts matched, nothing to do") # just listing hosts? if context.CLIARGS['listhosts']: display.display(' hosts (%d):' % len(hosts)) for host in hosts: display.display(' %s' % host) return 0 # verify we have arguments if we know we need em if context.CLIARGS['module_name'] in C.MODULE_REQUIRE_ARGS and not context.CLIARGS['module_args']: err = "No argument passed to %s module" % context.CLIARGS['module_name'] if pattern.endswith(".yml"): err = err + ' (did you mean to run ansible-playbook?)' raise AnsibleOptionsError(err) # Avoid modules that don't work with ad-hoc if context.CLIARGS['module_name'] in C._ACTION_IMPORT_PLAYBOOK: raise AnsibleOptionsError("'%s' is not a valid action for ad-hoc commands" % context.CLIARGS['module_name']) # construct playbook objects to wrap task play_ds = self._play_ds(pattern, context.CLIARGS['seconds'], context.CLIARGS['poll_interval']) play = Play().load(play_ds, variable_manager=variable_manager, loader=loader) # used in start callback playbook = Playbook(loader) playbook._entries.append(play) playbook._file_name = '__adhoc_playbook__' if self.callback: cb = self.callback elif context.CLIARGS['one_line']: cb = 'oneline' # Respect custom 'stdout_callback' only with enabled 'bin_ansible_callbacks' elif C.DEFAULT_LOAD_CALLBACK_PLUGINS and C.DEFAULT_STDOUT_CALLBACK != 'default': cb = C.DEFAULT_STDOUT_CALLBACK else: cb = 'minimal' run_tree = False if context.CLIARGS['tree']: C.CALLBACKS_ENABLED.append('tree') C.TREE_DIR = context.CLIARGS['tree'] run_tree = True # now create a task queue manager to execute the play self._tqm = None try: self._tqm = TaskQueueManager( inventory=inventory, variable_manager=variable_manager, loader=loader, passwords=passwords, stdout_callback=cb, run_additional_callbacks=C.DEFAULT_LOAD_CALLBACK_PLUGINS, run_tree=run_tree, forks=context.CLIARGS['forks'], ) self._tqm.load_callbacks() self._tqm.send_callback('v2_playbook_on_start', playbook) result = self._tqm.run(play) self._tqm.send_callback('v2_playbook_on_stats', self._tqm._stats) finally: if self._tqm: self._tqm.cleanup() if loader: loader.cleanup_all_tmp_files() return result def main(args=None): AdHocCLI.cli_executor(args) if __name__ == '__main__': main()