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ansible/v2/bin/ansible

195 lines
7.0 KiB
Python

#!/usr/bin/env python
# (c) 2012, Michael DeHaan <michael.dehaan@gmail.com>
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
########################################################
import os
import sys
from ansible import constants as C
from ansible.errors import *
from ansible.executor.task_queue_manager import TaskQueueManager
from ansible.inventory import Inventory
from ansible.parsing import DataLoader
from ansible.parsing.splitter import parse_kv
from ansible.playbook.play import Play
from ansible.utils.cli import base_parser
from ansible.vars import VariableManager
########################################################
class Cli(object):
''' code behind bin/ansible '''
def __init__(self):
pass
def parse(self):
''' create an options parser for bin/ansible '''
parser = base_parser(
usage='%prog <host-pattern> [options]',
runas_opts=True,
subset_opts=True,
async_opts=True,
output_opts=True,
connect_opts=True,
check_opts=True,
diff_opts=False,
)
parser.add_option('-a', '--args', dest='module_args',
help="module arguments", default=C.DEFAULT_MODULE_ARGS)
parser.add_option('-m', '--module-name', dest='module_name',
help="module name to execute (default=%s)" % C.DEFAULT_MODULE_NAME,
default=C.DEFAULT_MODULE_NAME)
options, args = parser.parse_args()
if len(args) == 0 or len(args) > 1:
parser.print_help()
sys.exit(1)
# su and sudo command line arguments need to be mutually exclusive
if (options.su or options.su_user or options.ask_su_pass) and \
(options.sudo or options.sudo_user or options.ask_sudo_pass):
parser.error("Sudo arguments ('--sudo', '--sudo-user', and '--ask-sudo-pass') "
"and su arguments ('-su', '--su-user', and '--ask-su-pass') are "
"mutually exclusive")
if (options.ask_vault_pass and options.vault_password_file):
parser.error("--ask-vault-pass and --vault-password-file are mutually exclusive")
return (options, args)
# ----------------------------------------------
def run(self, options, args):
''' use Runner lib to do SSH things '''
pattern = args[0]
#-------------------------------------------------------------------------------
# FIXME: the password asking stuff needs to be ported over still
#-------------------------------------------------------------------------------
#sshpass = None
#sudopass = None
#su_pass = None
#vault_pass = None
#
#options.ask_pass = options.ask_pass or C.DEFAULT_ASK_PASS
## Never ask for an SSH password when we run with local connection
#if options.connection == "local":
# options.ask_pass = False
#options.ask_sudo_pass = options.ask_sudo_pass or C.DEFAULT_ASK_SUDO_PASS
#options.ask_su_pass = options.ask_su_pass or C.DEFAULT_ASK_SU_PASS
#options.ask_vault_pass = options.ask_vault_pass or C.DEFAULT_ASK_VAULT_PASS
#
#(sshpass, sudopass, su_pass, vault_pass) = utils.ask_passwords(ask_pass=options.ask_pass, ask_sudo_pass=options.ask_sudo_pass, ask_su_pass=options.ask_su_pass, ask_vault_pass=options.ask_vault_pass)
#
# read vault_pass from a file
#if not options.ask_vault_pass and options.vault_password_file:
# vault_pass = utils.read_vault_file(options.vault_password_file)
#-------------------------------------------------------------------------------
# FIXME: needs vault password, after the above is fixed
loader = DataLoader()
variable_manager = VariableManager()
inventory = Inventory(loader=loader, variable_manager=variable_manager, host_list=options.inventory)
if options.subset:
inventory.subset(options.subset)
hosts = inventory.list_hosts(pattern)
if len(hosts) == 0:
raise AnsibleError("provided hosts list is empty")
if options.listhosts:
for host in hosts:
print(' %s' % host.name)
sys.exit(0)
if ((options.module_name == 'command' or options.module_name == 'shell') and not options.module_args):
raise AnsibleError("No argument passed to %s module" % options.module_name)
# FIXME: async support needed
#if options.seconds:
# callbacks.display("background launch...\n\n", color='cyan')
# results, poller = runner.run_async(options.seconds)
# results = self.poll_while_needed(poller, options)
#else:
# results = runner.run()
# create a pseudo-play to execute the specified module via a single task
play_ds = dict(
hosts = pattern,
gather_facts = 'no',
tasks = [
dict(action=dict(module=options.module_name, args=parse_kv(options.module_args))),
]
)
play = Play().load(play_ds, variable_manager=variable_manager, loader=loader)
# now create a task queue manager to execute the play
try:
tqm = TaskQueueManager(inventory=inventory, callback='minimal', variable_manager=variable_manager, loader=loader, options=options)
result = tqm.run(play)
tqm.cleanup()
except AnsibleError:
tqm.cleanup()
raise
return result
# ----------------------------------------------
def poll_while_needed(self, poller, options):
''' summarize results from Runner '''
# BACKGROUND POLL LOGIC when -B and -P are specified
if options.seconds and options.poll_interval > 0:
poller.wait(options.seconds, options.poll_interval)
return poller.results
########################################################
if __name__ == '__main__':
#callbacks.display("", log_only=True)
#callbacks.display(" ".join(sys.argv), log_only=True)
#callbacks.display("", log_only=True)
try:
cli = Cli()
(options, args) = cli.parse()
result = cli.run(options, args)
except AnsibleError, e:
print(e)
sys.exit(1)
except Exception, e:
# Generic handler for errors
print("ERROR: %s" % str(e))
sys.exit(1)
sys.exit(result)