119 lines
4.4 KiB
Python
119 lines
4.4 KiB
Python
# (c) 2017, Dag Wieers <dag@wieers.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/>.
|
|
|
|
# CI-required python3 boilerplate
|
|
from __future__ import (absolute_import, division, print_function)
|
|
__metaclass__ = type
|
|
|
|
import time
|
|
from datetime import datetime, timedelta
|
|
|
|
from ansible.module_utils._text import to_text
|
|
from ansible.plugins.action import ActionBase
|
|
from ansible.utils.display import Display
|
|
|
|
display = Display()
|
|
|
|
|
|
class TimedOutException(Exception):
|
|
pass
|
|
|
|
|
|
class ActionModule(ActionBase):
|
|
TRANSFERS_FILES = False
|
|
_VALID_ARGS = frozenset(('connect_timeout', 'delay', 'sleep', 'timeout'))
|
|
|
|
DEFAULT_CONNECT_TIMEOUT = 5
|
|
DEFAULT_DELAY = 0
|
|
DEFAULT_SLEEP = 1
|
|
DEFAULT_TIMEOUT = 600
|
|
|
|
def do_until_success_or_timeout(self, what, timeout, connect_timeout, what_desc, sleep=1):
|
|
max_end_time = datetime.utcnow() + timedelta(seconds=timeout)
|
|
|
|
e = None
|
|
while datetime.utcnow() < max_end_time:
|
|
try:
|
|
what(connect_timeout)
|
|
if what_desc:
|
|
display.debug("wait_for_connection: %s success" % what_desc)
|
|
return
|
|
except Exception as e:
|
|
error = e # PY3 compatibility to store exception for use outside of this block
|
|
if what_desc:
|
|
display.debug("wait_for_connection: %s fail (expected), retrying in %d seconds..." % (what_desc, sleep))
|
|
time.sleep(sleep)
|
|
|
|
raise TimedOutException("timed out waiting for %s: %s" % (what_desc, error))
|
|
|
|
def run(self, tmp=None, task_vars=None):
|
|
if task_vars is None:
|
|
task_vars = dict()
|
|
|
|
connect_timeout = int(self._task.args.get('connect_timeout', self.DEFAULT_CONNECT_TIMEOUT))
|
|
delay = int(self._task.args.get('delay', self.DEFAULT_DELAY))
|
|
sleep = int(self._task.args.get('sleep', self.DEFAULT_SLEEP))
|
|
timeout = int(self._task.args.get('timeout', self.DEFAULT_TIMEOUT))
|
|
|
|
if self._play_context.check_mode:
|
|
display.vvv("wait_for_connection: skipping for check_mode")
|
|
return dict(skipped=True)
|
|
|
|
result = super(ActionModule, self).run(tmp, task_vars)
|
|
del tmp # tmp no longer has any effect
|
|
|
|
def ping_module_test(connect_timeout):
|
|
''' Test ping module, if available '''
|
|
display.vvv("wait_for_connection: attempting ping module test")
|
|
# call connection reset between runs if it's there
|
|
try:
|
|
self._connection.reset()
|
|
except AttributeError:
|
|
pass
|
|
|
|
# Use win_ping on winrm/powershell, else use ping
|
|
if hasattr(self._connection, '_shell_type') and self._connection._shell_type == 'powershell':
|
|
ping_result = self._execute_module(module_name='win_ping', module_args=dict(), task_vars=task_vars)
|
|
else:
|
|
ping_result = self._execute_module(module_name='ping', module_args=dict(), task_vars=task_vars)
|
|
|
|
# Test module output
|
|
if ping_result['ping'] != 'pong':
|
|
raise Exception('ping test failed')
|
|
|
|
start = datetime.now()
|
|
|
|
if delay:
|
|
time.sleep(delay)
|
|
|
|
try:
|
|
# If the connection has a transport_test method, use it first
|
|
if hasattr(self._connection, 'transport_test'):
|
|
self.do_until_success_or_timeout(self._connection.transport_test, timeout, connect_timeout, what_desc="connection port up", sleep=sleep)
|
|
|
|
# Use the ping module test to determine end-to-end connectivity
|
|
self.do_until_success_or_timeout(ping_module_test, timeout, connect_timeout, what_desc="ping module test success", sleep=sleep)
|
|
|
|
except TimedOutException as e:
|
|
result['failed'] = True
|
|
result['msg'] = to_text(e)
|
|
|
|
elapsed = datetime.now() - start
|
|
result['elapsed'] = elapsed.seconds
|
|
|
|
return result
|