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97 lines
3.0 KiB
Python
97 lines
3.0 KiB
Python
# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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from collections import MutableMapping
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from ansible.utils.vars import merge_hash
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class AggregateStats:
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''' holds stats about per-host activity during playbook runs '''
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def __init__(self):
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self.processed = {}
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self.failures = {}
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self.ok = {}
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self.dark = {}
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self.changed = {}
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self.skipped = {}
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# user defined stats, which can be per host or global
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self.custom = {}
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def increment(self, what, host):
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''' helper function to bump a statistic '''
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self.processed[host] = 1
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prev = (getattr(self, what)).get(host, 0)
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getattr(self, what)[host] = prev + 1
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def decrement(self, what, host):
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_what = getattr(self, what)
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try:
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if _what[host] - 1 < 0:
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# This should never happen, but let's be safe
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raise KeyError("Don't be so negative")
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_what[host] -= 1
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except KeyError:
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_what[host] = 0
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def summarize(self, host):
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''' return information about a particular host '''
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return dict(
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ok=self.ok.get(host, 0),
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failures=self.failures.get(host, 0),
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unreachable=self.dark.get(host, 0),
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changed=self.changed.get(host, 0),
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skipped=self.skipped.get(host, 0)
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)
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def set_custom_stats(self, which, what, host=None):
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''' allow setting of a custom stat'''
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if host is None:
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host = '_run'
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if host not in self.custom:
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self.custom[host] = {which: what}
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else:
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self.custom[host][which] = what
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def update_custom_stats(self, which, what, host=None):
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''' allow aggregation of a custom stat'''
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if host is None:
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host = '_run'
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if host not in self.custom or which not in self.custom[host]:
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return self.set_custom_stats(which, what, host)
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# mismatching types
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if not isinstance(what, type(self.custom[host][which])):
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return None
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if isinstance(what, MutableMapping):
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self.custom[host][which] = merge_hash(self.custom[host][which], what)
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else:
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# let overloaded + take care of other types
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self.custom[host][which] += what
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