Current File : //usr/lib/python2.7/site-packages/salt/modules/chronos.py
# -*- coding: utf-8 -*-
'''
Module providing a simple management interface to a chronos cluster.
Currently this only works when run through a proxy minion.
.. versionadded:: 2015.8.2
'''
from __future__ import absolute_import, print_function, unicode_literals
import logging
import salt.utils.http
import salt.utils.json
import salt.utils.platform
from salt.exceptions import get_error_message
__proxyenabled__ = ['chronos']
log = logging.getLogger(__file__)
def __virtual__():
# only valid in proxy minions for now
return salt.utils.platform.is_proxy() and 'proxy' in __opts__
def _base_url():
'''
Return the proxy configured base url.
'''
base_url = "http://locahost:4400"
if 'proxy' in __opts__:
base_url = __opts__['proxy'].get('base_url', base_url)
return base_url
def _jobs():
'''
Return the currently configured jobs.
'''
response = salt.utils.http.query(
"{0}/scheduler/jobs".format(_base_url()),
decode_type='json',
decode=True,
)
jobs = {}
for job in response['dict']:
jobs[job.pop('name')] = job
return jobs
def jobs():
'''
Return a list of the currently installed job names.
CLI Example:
.. code-block:: bash
salt chronos-minion-id chronos.jobs
'''
job_names = _jobs().keys()
job_names.sort()
return {'jobs': job_names}
def has_job(name):
'''
Return whether the given job is currently configured.
CLI Example:
.. code-block:: bash
salt chronos-minion-id chronos.has_job my-job
'''
return name in _jobs()
def job(name):
'''
Return the current server configuration for the specified job.
CLI Example:
.. code-block:: bash
salt chronos-minion-id chronos.job my-job
'''
jobs = _jobs()
if name in jobs:
return {'job': jobs[name]}
return None
def update_job(name, config):
'''
Update the specified job with the given configuration.
CLI Example:
.. code-block:: bash
salt chronos-minion-id chronos.update_job my-job '<config yaml>'
'''
if 'name' not in config:
config['name'] = name
data = salt.utils.json.dumps(config)
try:
response = salt.utils.http.query(
"{0}/scheduler/iso8601".format(_base_url()),
method='POST',
data=data,
header_dict={
'Content-Type': 'application/json',
},
)
log.debug('update response: %s', response)
return {'success': True}
except Exception as ex:
log.error('unable to update chronos job: %s', get_error_message(ex))
return {
'exception': {
'message': get_error_message(ex),
}
}
def rm_job(name):
'''
Remove the specified job from the server.
CLI Example:
.. code-block:: bash
salt chronos-minion-id chronos.rm_job my-job
'''
response = salt.utils.http.query(
"{0}/scheduler/job/{1}".format(_base_url(), name),
method='DELETE',
)
return True
Mini Shell