89 lines
2.5 KiB
Python
89 lines
2.5 KiB
Python
# -*- coding: utf-8 -*-
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""pacemaker module
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Used by the pacemaker_status validation.
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"""
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from ansible.module_utils.basic import AnsibleModule
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from xml.etree import ElementTree
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from yaml import safe_load as yaml_safe_load
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DOCUMENTATION = '''
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---
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module: pacemaker
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short_description: Return status from a pacemaker status XML
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description:
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- Return status from a pacemaker status XML
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- Used by the pacemaker_status validation.
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- Owned by the DF PIDONE
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options:
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status:
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required: true
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description:
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- pacemaker status XML
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type: str
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author: "Tomas Sedovic"
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'''
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EXAMPLES = '''
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- hosts: webservers
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tasks:
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- name: Get pacemaker status
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become: true
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command: pcs status xml
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register: pcs_status
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- name: Check pacemaker status
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pacemaker: status="{{ pcs_status.stdout }}"
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'''
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def parse_pcs_status(pcs_status_xml):
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root = ElementTree.fromstring(pcs_status_xml)
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result = {
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'failures': root.findall('failures/failure'),
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}
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return result
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def format_failure(failure):
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return ("Task {task} {op_key} failed on node {node}. Exit reason: "
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"'{exitreason}'. Exit status: '{exitstatus}'."
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.format(task=failure.get('task'),
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op_key=failure.get('op_key'),
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node=failure.get('node'),
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exitreason=failure.get('exitreason'),
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exitstatus=failure.get('exitstatus')))
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def main():
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module = AnsibleModule(
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argument_spec=yaml_safe_load(DOCUMENTATION)['options']
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)
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pcs_status = parse_pcs_status(module.params.get('status'))
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failures = pcs_status['failures']
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failed = len(failures) > 0
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if failed:
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msg = "The pacemaker status contains some failed actions:\n" +\
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'\n'.join((format_failure(failure) for failure in failures))
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else:
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msg = "The pacemaker status reports no errors."
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module.exit_json(
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failed=failed,
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msg=msg,
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)
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if __name__ == '__main__':
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main()
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