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Add polling logic in runner such that all actions get kicked off everywhere then polling

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happens only on needed hosts, allowing some hosts to fail and drop out of the running.
This commit is contained in:
Michael DeHaan 2012-03-11 20:54:54 -04:00
parent 49a636d8a0
commit db7ba87111
4 changed files with 71 additions and 50 deletions
Download patch file Download diff file Expand all files Collapse all files

34
lib/ansible/runner.py
View file

@ -68,8 +68,6 @@ class Runner(object):
basedir=None,
setup_cache={},
transport='paramiko',
poll_interval=None,
async_poll_callback=None,
verbose=False):
'''
@ -99,11 +97,6 @@ class Runner(object):
self.remote_user = remote_user
self.remote_pass = remote_pass
self.background = background
self.poll_interval = poll_interval
self.async_poll_callback = async_poll_callback
if self.async_poll_callback is None:
self.async_poll_callback = async_poll_status
if basedir is None:
basedir = os.getcwd()
@ -363,33 +356,6 @@ class Runner(object):
result = self._execute_normal_module(conn, host, tmp)
else:
result = self._execute_async_module(conn, host, tmp)
if self.poll_interval > 0:
# poll for completion
# FIXME: refactor
(host, ok, launch_result) = result
jid = launch_result.get('ansible_job_id', None)
if jid is None:
return result
if self.async_poll_callback is None:
self.async_poll_callback = async_poll_callback
self.module_name = 'async_status'
self.module_args = [ "jid=%s" % jid ]
clock = self.background
while (clock >= 0):
time.sleep(self.poll_interval)
clock -= self.poll_interval
result = self._execute_normal_module(conn, host, tmp)
(host, ok, real_result) = result
self.async_poll_callback(self, clock, self.poll_interval, ok, host, jid, real_result)
if 'finished' in real_result or 'failed' in real_result:
clock=-1
elif (clock < 0 and not 'finished' in real_result):
return [ host, False, "timer expired" ]
self._delete_remote_files(conn, tmp)
conn.close()
return result
elif self.module_name == 'copy':
result = self._execute_copy(conn, host, tmp)

12
lib/ansible/utils.py
View file

@ -175,12 +175,12 @@ def path_dwim(basedir, given):
else:
return os.path.join(basedir, given)
def async_poll_status(runner, clock, poll_interval, ok, host, jid, result):
if ok and 'finished' in result:
print "<job %s> finished on %s" % (jid, host)
elif not ok or 'failed' in result:
print "<job %s> FAILED on %s" % (jid, host)
def async_poll_status(jid, host, clock, result):
if 'finished' in result:
return "<job %s> finished on %s" % (jid, host)
elif 'failed' in result:
return "<job %s> FAILED on %s" % (jid, host)
else:
print "<job %s> polling on %s, %s remaining" % (jid, host, clock)
return "<job %s> polling on %s, %s remaining" % (jid, host, clock)