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Code Issues Packages Projects Releases Wiki Activity

allow modules to set custom stats (#18946)

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can be per run or per host, also aggregate or not
set_stats action plugin as reference implementation
added doc stub
display stats in calblack
made custom stats showing configurable
This commit is contained in:
Brian Coca
2017-01-05 16:38:36 -05:00
committed by GitHub
parent 1154aca746
commit 08e0f6ada5
9 changed files with 233 additions and 16 deletions
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73
lib/ansible/plugins/action/set_stats.py Normal file
View File

@@ -0,0 +1,73 @@
# Copyright 2016 Ansible (RedHat, Inc)
#
# 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/>.
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
from ansible.compat.six import iteritems, string_types
from ansible.constants import mk_boolean as boolean
from ansible.plugins.action import ActionBase
from ansible.utils.vars import isidentifier
class ActionModule(ActionBase):
TRANSFERS_FILES = False
#TODO: document this in non-empty set_stats.py module
def run(self, tmp=None, task_vars=None):
if task_vars is None:
task_vars = dict()
result = super(ActionModule, self).run(tmp, task_vars)
stats = {'data': {}, 'per_host': False, 'aggregate': True}
if self._task.args:
data = self._task.args.get('data', {})
if not isinstance(data, dict):
data = self._templar.template(data, convert_bare=False, fail_on_undefined=True)
if not isinstance(data, dict):
result['failed'] = True
result['msg'] = "The 'data' option needs to be a dictionary/hash"
return result
# set boolean options, defaults are set above in stats init
for opt in ['per_host', 'aggregate']:
val = self._task.args.get(opt, None)
if val is not None:
if not isinstance(val, bool):
stats[opt] = boolean(self._templar.template(val))
else:
stats[opt] = val
for (k, v) in iteritems(data):
k = self._templar.template(k)
if not isidentifier(k):
result['failed'] = True
result['msg'] = "The variable name '%s' is not valid. Variables must start with a letter or underscore character, and contain only letters, numbers and underscores." % k
return result
stats['data'][k] = self._templar.template(v)
result['changed'] = False
result['ansible_stats'] = stats
return result

16
lib/ansible/plugins/callback/default.py
View File

@@ -268,6 +268,22 @@ class CallbackModule(CallbackBase):
self._display.display("", screen_only=True)
# print custom stats
if C.SHOW_CUSTOM_STATS and stats.custom:
self._display.banner("CUSTOM STATS: ")
# per host
#TODO: come up with 'pretty format'
for k in sorted(stats.custom.keys()):
if k == '_run':
continue
self._display.display('\t%s: %s' % (k, self._dump_results(stats.custom[k], indent=1).replace('\n','')))
# print per run custom stats
if '_run' in stats.custom:
self._display.display("", screen_only=True)
self._display.display('\tRUN: %s' % self._dump_results(stats.custom['_run'], indent=1).replace('\n',''))
self._display.display("", screen_only=True)
def v2_playbook_on_start(self, playbook):
if self._display.verbosity > 1:
from os.path import basename

43
lib/ansible/plugins/strategy/__init__.py
View File

@@ -229,6 +229,13 @@ class StrategyBase:
return
display.debug("exiting _queue_task() for %s/%s" % (host.name, task.action))
def get_task_hosts(self, iterator, task_host, task):
if task.run_once:
host_list = [host for host in self._inventory.get_hosts(iterator._play.hosts) if host.name not in self._tqm._unreachable_hosts]
else:
host_list = [task_host]
return host_list
def _process_pending_results(self, iterator, one_pass=False, max_passes=None):
'''
Reads results off the final queue and takes appropriate action
@@ -348,10 +355,7 @@ class StrategyBase:
run_once = templar.template(original_task.run_once)
if original_task.register:
if run_once:
host_list = [host for host in self._inventory.get_hosts(iterator._play.hosts) if host.name not in self._tqm._unreachable_hosts]
else:
host_list = [original_host]
host_list = self.get_task_hosts(iterator, original_host, original_task)
clean_copy = strip_internal_keys(task_result._result)
if 'invocation' in clean_copy:
@@ -477,7 +481,7 @@ class StrategyBase:
# this task added a new group (group_by module)
self._add_group(original_host, result_item)
elif 'ansible_facts' in result_item:
if 'ansible_facts' in result_item:
# if delegated fact and we are delegating facts, we need to change target host for them
if original_task.delegate_to is not None and original_task.delegate_facts:
@@ -491,30 +495,37 @@ class StrategyBase:
else:
actual_host = original_host
host_list = self.get_task_hosts(iterator, actual_host, original_task)
if original_task.action == 'include_vars':
for (var_name, var_value) in iteritems(result_item['ansible_facts']):
# find the host we're actually referring too here, which may
# be a host that is not really in inventory at all
if run_once:
host_list = [host for host in self._inventory.get_hosts(iterator._play.hosts) if host.name not in self._tqm._unreachable_hosts]
else:
host_list = [actual_host]
for target_host in host_list:
self._variable_manager.set_host_variable(target_host, var_name, var_value)
else:
if run_once:
host_list = [host for host in self._inventory.get_hosts(iterator._play.hosts) if host.name not in self._tqm._unreachable_hosts]
else:
host_list = [actual_host]
for target_host in host_list:
if original_task.action == 'set_fact':
self._variable_manager.set_nonpersistent_facts(target_host, result_item['ansible_facts'].copy())
else:
self._variable_manager.set_host_facts(target_host, result_item['ansible_facts'].copy())
if 'ansible_stats' in result_item and 'data' in result_item['ansible_stats'] and result_item['ansible_stats']['data']:
if 'per_host' not in result_item['ansible_stats'] or result_item['ansible_stats']['per_host']:
host_list = self.get_task_hosts(iterator, original_host, original_task)
else:
host_list = [None]
data = result_item['ansible_stats']['data']
aggregate = 'aggregate' in result_item['ansible_stats'] and result_item['ansible_stats']['aggregate']
for myhost in host_list:
for k in data.keys():
if aggregate:
self._tqm._stats.update_custom_stats(k, data[k], myhost)
else:
self._tqm._stats.set_custom_stats(k, data[k], myhost)
if 'diff' in task_result._result:
if self._diff:
self._tqm.send_callback('v2_on_file_diff', task_result)