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# (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 utils
import sys
import getpass
#######################################################
class AggregateStats(object):
''' holds stats about per-host activity during playbook runs '''
def __init__(self):
self.processed = {}
self.failures = {}
self.ok = {}
self.dark = {}
self.changed = {}
self.skipped = {}
def _increment(self, what, host):
''' helper function to bump a statistic '''
self.processed[host] = 1
prev = (getattr(self, what)).get(host, 0)
getattr(self, what)[host] = prev+1
def compute(self, runner_results, setup=False, poll=False):
''' walk through all results and increment stats '''
for (host, value) in runner_results.get('contacted', {}).iteritems():
if ('failed' in value and bool(value['failed'])) or ('rc' in value and value['rc'] != 0):
self._increment('failures', host)
elif 'skipped' in value and bool(value['skipped']):
self._increment('skipped', host)
elif 'changed' in value and bool(value['changed']):
if not setup:
self._increment('changed', host)
self._increment('ok', host)
else:
if not poll or ('finished' in value and bool(value['finished'])):
self._increment('ok', host)
for (host, value) in runner_results.get('dark', {}).iteritems():
self._increment('dark', host)
def summarize(self, host):
''' return information about a particular host '''
return dict(
ok = self.ok.get(host, 0),
failures = self.failures.get(host, 0),
unreachable = self.dark.get(host,0),
changed = self.changed.get(host, 0),
skipped = self.skipped.get(host, 0)
)
########################################################################
class DefaultRunnerCallbacks(object):
''' no-op callbacks for API usage of Runner() if no callbacks are specified '''
def __init__(self):
pass
def on_failed(self, host, res):
pass
def on_ok(self, host, res):
pass
def on_error(self, host, msg):
pass
def on_skipped(self, host):
pass
def on_unreachable(self, host, res):
pass
def on_no_hosts(self):
pass
########################################################################
class CliRunnerCallbacks(DefaultRunnerCallbacks):
''' callbacks for use by /usr/bin/ansible '''
def __init__(self):
# set by /usr/bin/ansible later
self.options = None
def on_failed(self, host, res):
self._on_any(host,res)
def on_ok(self, host, res):
self._on_any(host,res)
def on_unreachable(self, host, res):
print "%s | FAILED => %s" % (host, res)
if self.options.tree:
utils.write_tree_file(self.options.tree, host, utils.bigjson(dict(failed=True, msg=res)))
def on_skipped(self, host):
pass
def on_error(self, host, err):
print >>sys.stderr, "stderr: [%s] => %s\n" % (host, err)
def on_no_hosts(self):
print >>sys.stderr, "no hosts matched\n"
def _on_any(self, host, result):
print utils.host_report_msg(host, self.options.module_name, result, self.options.one_line)
if self.options.tree:
utils.write_tree_file(self.options.tree, host, utils.bigjson(result))
########################################################################
class PlaybookRunnerCallbacks(DefaultRunnerCallbacks):
''' callbacks used for Runner() from /usr/bin/ansible-playbook '''
def __init__(self, stats):
self.stats = stats
def on_unreachable(self, host, msg):
print "unreachable: [%s] => %s" % (host, msg)
def on_failed(self, host, results):
invocation = results.get('invocation',None)
if not invocation or invocation.startswith('setup ') or invocation.startswith('async_status '):
print "failed: [%s] => %s\n" % (host, utils.smjson(results))
else:
print "failed: [%s] => %s => %s\n" % (host, invocation, utils.smjson(results))
def on_ok(self, host, host_result):
invocation = host_result.get('invocation','')
if invocation.startswith('async_status'):
pass
elif not invocation or invocation.startswith('setup '):
print "ok: [%s]\n" % (host)
else:
print "ok: [%s] => %s\n" % (host, invocation)
def on_error(self, host, err):
print >>sys.stderr, "stderr: [%s] => %s\n" % (host, err)
def on_skipped(self, host):
print "skipping: [%s]\n" % host
def on_no_hosts(self):
print "no hosts matched or remaining\n"
########################################################################
class PlaybookCallbacks(object):
''' playbook.py callbacks used by /usr/bin/ansible-playbook '''
def __init__(self):
pass
def on_start(self):
print "\n"
def on_notify(self, host, handler):
pass
def on_task_start(self, name, is_conditional):
print utils.task_start_msg(name, is_conditional)
def on_vars_prompt(self, varname, private=True):
msg = 'input for %s: ' % varname
if private:
return getpass.getpass(msg)
return raw_input(msg)
def on_setup_primary(self):
print "SETUP PHASE ****************************\n"
def on_setup_secondary(self):
print "\nVARIABLE IMPORT PHASE ******************\n"
def on_import_for_host(self, host, imported_file):
print "%s: importing %s" % (host, imported_file)
def on_not_import_for_host(self, host, missing_file):
print "%s: not importing file: %s" % (host, missing_file)
def on_play_start(self, pattern):
print "PLAY [%s] ****************************\n" % pattern
def on_async_confused(self, msg):
print msg
def on_async_poll(self, jid, host, clock, host_result):
print utils.async_poll_status(jid, host, clock, host_result)
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