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added an 'ignore_errors' option to tasks

Failed tasks with ignore_errors=True, allow the remaining tasks in the
play to be executed as if no failure happened. A failure notice is still
written to the output as well as an '...ignoring' message.
This commit is contained in:
Petros Moisiadis 2012-08-01 19:13:07 +03:00
parent 2d9ceafbd4
commit 5f4bf813b1
3 changed files with 17 additions and 5 deletions

View file

@ -259,7 +259,7 @@ class PlaybookRunnerCallbacks(DefaultRunnerCallbacks):
else:
print "fatal: [%s] => %s" % (host, msg)
def on_failed(self, host, results):
def on_failed(self, host, results, ignore_errors):
item = results.get('item', None)
@ -269,6 +269,8 @@ class PlaybookRunnerCallbacks(DefaultRunnerCallbacks):
msg = "failed: [%s] => %s" % (host, utils.jsonify(results))
print stringc(msg, 'red')
if ignore_errors:
print stringc("...ignoring", 'yellow')
def on_ok(self, host, host_result):

View file

@ -23,13 +23,13 @@ class Task(object):
__slots__ = [
'name', 'action', 'only_if', 'async_seconds', 'async_poll_interval',
'notify', 'module_name', 'module_args', 'module_vars',
'play', 'notified_by', 'tags', 'with_items', 'first_available_file'
'play', 'notified_by', 'tags', 'with_items', 'first_available_file', 'ignore_errors'
]
# to prevent typos and such
VALID_KEYS = [
'name', 'action', 'only_if', 'async', 'poll', 'notify', 'with_items', 'first_available_file',
'include', 'tags'
'include', 'tags', 'ignore_errors'
]
def __init__(self, play, ds, module_vars=None):
@ -62,7 +62,8 @@ class Task(object):
self.notify = ds.get('notify', [])
self.first_available_file = ds.get('first_available_file', None)
self.with_items = ds.get('with_items', None)
self.ignore_errors = ds.get('ignore_errors', False)
# notify can be a string or a list, store as a list
if isinstance(self.notify, basestring):
self.notify = [ self.notify ]
@ -97,6 +98,9 @@ class Task(object):
self.with_items = [ ]
self.module_vars['items'] = self.with_items
# make ignore_errors accessable to Runner code
self.module_vars['ignore_errors'] = self.ignore_errors
# tags allow certain parts of a playbook to be run without running the whole playbook
apply_tags = ds.get('tags', None)
if apply_tags is not None:

View file

@ -602,7 +602,13 @@ class Runner(object):
if 'skipped' in data:
self.callbacks.on_skipped(result.host)
elif not result.is_successful():
self.callbacks.on_failed(result.host, data)
ignore_errors = self.module_vars['ignore_errors']
self.callbacks.on_failed(result.host, data, ignore_errors)
if ignore_errors:
if 'failed' in result.result:
result.result['failed'] = False
if 'rc' in result.result:
result.result['rc'] = 0
else:
self.callbacks.on_ok(result.host, data)
return result