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offline_kubespray/collection/community/zabbix/plugins/modules/zabbix_maintenance.py
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2024-02-19 16:02:29 +09:00

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Python

#!/usr/bin/python
# -*- coding: utf-8 -*-
# (c) 2013, Alexander Bulimov <lazywolf0@gmail.com>
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
from __future__ import absolute_import, division, print_function
__metaclass__ = type
DOCUMENTATION = r'''
---
module: zabbix_maintenance
short_description: Create Zabbix maintenance windows
description:
- This module will let you create Zabbix maintenance windows.
author: "Alexander Bulimov (@abulimov)"
requirements:
- "python >= 2.6"
- "zabbix-api >= 0.5.4"
options:
state:
description:
- Create or remove a maintenance window. Maintenance window to remove is identified by name.
default: present
choices: [ "present", "absent" ]
type: str
host_names:
description:
- Hosts to manage maintenance window for.
- B(Required) option when I(state=present) and I(host_groups) is not used.
aliases: [ "host_name" ]
type: list
elements: str
host_groups:
description:
- Host groups to manage maintenance window for.
- B(Required) option when I(state=present) and I(host_names) is not used.
aliases: [ "host_group" ]
type: list
elements: str
minutes:
description:
- Length of maintenance window in minutes.
default: 10
type: int
name:
description:
- Unique name of maintenance window.
required: true
type: str
desc:
description:
- Short description of maintenance window.
default: Created by Ansible
type: str
collect_data:
description:
- Type of maintenance. With data collection, or without.
type: bool
default: 'yes'
visible_name:
description:
- Type of zabbix host name to use for identifying hosts to include in the maintenance.
- I(visible_name=yes) to search by visible name, I(visible_name=no) to search by technical name.
type: bool
default: 'yes'
version_added: '2.0.0'
tags:
description:
- List of tags to assign to the hosts in maintenance.
- Requires I(collect_data=yes).
type: list
elements: dict
suboptions:
tag:
description:
- Name of the tag.
type: str
required: true
value:
description:
- Value of the tag.
type: str
default: ''
operator:
description:
- Condition operator.
- Possible values is
- 0 - Equals
- 2 - Contains
type: int
default: 2
extends_documentation_fragment:
- community.zabbix.zabbix
notes:
- Useful for setting hosts in maintenance mode before big update,
and removing maintenance window after update.
- Module creates maintenance window from now() to now() + minutes,
so if Zabbix server's time and host's time are not synchronized,
you will get strange results.
- Install required module with 'pip install zabbix-api' command.
'''
EXAMPLES = r'''
- name: Create a named maintenance window for host www1 for 90 minutes
community.zabbix.zabbix_maintenance:
name: Update of www1
host_name: www1.example.com
state: present
minutes: 90
server_url: https://monitoring.example.com
login_user: ansible
login_password: pAsSwOrD
- name: Create a named maintenance window for host www1 and host groups Office and Dev
community.zabbix.zabbix_maintenance:
name: Update of www1
host_name: www1.example.com
host_groups:
- Office
- Dev
state: present
server_url: https://monitoring.example.com
login_user: ansible
login_password: pAsSwOrD
tags:
- tag: ExampleHostsTag
- tag: ExampleHostsTag2
value: ExampleTagValue
- tag: ExampleHostsTag3
value: ExampleTagValue
operator: 0
- name: Create a named maintenance window for hosts www1 and db1, without data collection.
community.zabbix.zabbix_maintenance:
name: update
host_names:
- www1.example.com
- db1.example.com
state: present
collect_data: False
server_url: https://monitoring.example.com
login_user: ansible
login_password: pAsSwOrD
- name: Remove maintenance window by name
community.zabbix.zabbix_maintenance:
name: Test1
state: absent
server_url: https://monitoring.example.com
login_user: ansible
login_password: pAsSwOrD
'''
import datetime
import time
from ansible.module_utils.basic import AnsibleModule
from ansible_collections.community.zabbix.plugins.module_utils.base import ZabbixBase
import ansible_collections.community.zabbix.plugins.module_utils.helpers as zabbix_utils
class MaintenanceModule(ZabbixBase):
def create_maintenance(self, group_ids, host_ids, start_time,
maintenance_type, period, name, desc, tags):
end_time = start_time + period
try:
parameters = {
"groupids": group_ids,
"hostids": host_ids,
"name": name,
"maintenance_type": maintenance_type,
"active_since": str(start_time),
"active_till": str(end_time),
"description": desc,
"timeperiods": [{
"timeperiod_type": "0",
"start_date": str(start_time),
"period": str(period),
}]
}
if tags is not None:
parameters['tags'] = tags
self._zapi.maintenance.create(parameters)
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
return 0, None, None
def update_maintenance(self, maintenance_id, group_ids, host_ids,
start_time, maintenance_type, period, desc, tags):
end_time = start_time + period
try:
parameters = {
"maintenanceid": maintenance_id,
"groupids": group_ids,
"hostids": host_ids,
"maintenance_type": maintenance_type,
"active_since": str(start_time),
"active_till": str(end_time),
"description": desc,
"timeperiods": [{
"timeperiod_type": "0",
"start_date": str(start_time),
"period": str(period),
}]
}
if tags is not None:
parameters['tags'] = tags
else:
parameters['tags'] = []
self._zapi.maintenance.update(parameters)
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
return 0, None, None
def get_maintenance(self, name):
try:
maintenances = self._zapi.maintenance.get(
{
"filter":
{
"name": name,
},
"selectGroups": "extend",
"selectHosts": "extend",
"selectTags": "extend"
}
)
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
for maintenance in maintenances:
maintenance["groupids"] = [group["groupid"] for group
in maintenance["groups"]] if "groups" in maintenance else []
maintenance["hostids"] = [host["hostid"] for host
in maintenance["hosts"]] if "hosts" in maintenance else []
return 0, maintenance, None
return 0, None, None
def delete_maintenance(self, maintenance_id):
try:
self._zapi.maintenance.delete([maintenance_id])
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
return 0, None, None
def get_group_ids(self, host_groups):
group_ids = []
for group in host_groups:
try:
result = self._zapi.hostgroup.get(
{
"output": "extend",
"filter":
{
"name": group
}
}
)
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
if not result:
return 1, None, "Group id for group %s not found" % group
group_ids.append(result[0]["groupid"])
return 0, group_ids, None
def get_host_ids(self, host_names, zabbix_host):
host_ids = []
for host in host_names:
try:
result = self._zapi.host.get(
{
"output": "extend",
"filter":
{
zabbix_host: host
}
}
)
# zabbix_api can call sys.exit() so we need to catch SystemExit here
except (Exception, SystemExit) as e:
return 1, None, str(e)
if not result:
return 1, None, "Host id for host %s not found" % host
host_ids.append(result[0]["hostid"])
return 0, host_ids, None
def check_maint_properties(self, maintenance, group_ids, host_ids, maintenance_type,
start_time, period, desc, tags):
if sorted(group_ids) != sorted(maintenance["groupids"]):
return True
if sorted(host_ids) != sorted(maintenance["hostids"]):
return True
if str(maintenance_type) != maintenance["maintenance_type"]:
return True
if str(int(start_time)) != maintenance["active_since"]:
return True
if str(int(start_time + period)) != maintenance["active_till"]:
return True
if str(desc) != maintenance['description']:
return True
if tags is not None and 'tags' in maintenance:
if sorted(tags, key=lambda k: k['tag']) != sorted(maintenance['tags'], key=lambda k: k['tag']):
return True
def main():
argument_spec = zabbix_utils.zabbix_common_argument_spec()
argument_spec.update(dict(
state=dict(type='str', required=False, default='present',
choices=['present', 'absent']),
host_names=dict(type='list', required=False,
default=None, aliases=['host_name']),
minutes=dict(type='int', required=False, default=10),
host_groups=dict(type='list', required=False,
default=None, aliases=['host_group']),
name=dict(type='str', required=True),
desc=dict(type='str', required=False, default="Created by Ansible"),
collect_data=dict(type='bool', required=False, default=True),
visible_name=dict(type='bool', required=False, default=True),
tags=dict(
type='list',
elements='dict',
required=False,
options=dict(
tag=dict(type='str', required=True),
operator=dict(type='int', default=2),
value=dict(type='str', default='')
)
)
))
module = AnsibleModule(
argument_spec=argument_spec,
supports_check_mode=True
)
maint = MaintenanceModule(module)
host_names = module.params['host_names']
host_groups = module.params['host_groups']
state = module.params['state']
minutes = module.params['minutes']
name = module.params['name']
desc = module.params['desc']
collect_data = module.params['collect_data']
visible_name = module.params['visible_name']
tags = module.params['tags']
if collect_data:
maintenance_type = 0
else:
maintenance_type = 1
if tags is not None:
module.fail_json(msg="Tags cannot be provided for maintenance without data collection.")
if visible_name:
zabbix_host = "name"
else:
zabbix_host = "host"
changed = False
if state == "present":
if not host_names and not host_groups:
module.fail_json(
msg="At least one host_name or host_group must be defined for each created maintenance.")
now = datetime.datetime.now().replace(second=0)
start_time = int(time.mktime(now.timetuple()))
period = 60 * int(minutes) # N * 60 seconds
if host_groups:
(rc, group_ids, error) = maint.get_group_ids(host_groups)
if rc != 0:
module.fail_json(msg="Failed to get group_ids: %s" % error)
else:
group_ids = []
if host_names:
(rc, host_ids, error) = maint.get_host_ids(host_names, zabbix_host)
if rc != 0:
module.fail_json(msg="Failed to get host_ids: %s" % error)
else:
host_ids = []
(rc, maintenance, error) = maint.get_maintenance(name)
if rc != 0:
module.fail_json(
msg="Failed to check maintenance %s existence: %s" % (name, error))
if maintenance and maint.check_maint_properties(maintenance, group_ids, host_ids, maintenance_type,
start_time, period, desc, tags):
if module.check_mode:
changed = True
else:
(rc, data, error) = maint.update_maintenance(
maintenance["maintenanceid"], group_ids, host_ids, start_time, maintenance_type, period, desc, tags)
if rc == 0:
changed = True
else:
module.fail_json(
msg="Failed to update maintenance: %s" % error)
if not maintenance:
if module.check_mode:
changed = True
else:
(rc, data, error) = maint.create_maintenance(
group_ids, host_ids, start_time, maintenance_type, period, name, desc, tags)
if rc == 0:
changed = True
else:
module.fail_json(
msg="Failed to create maintenance: %s" % error)
if state == "absent":
(rc, maintenance, error) = maint.get_maintenance(name)
if rc != 0:
module.fail_json(
msg="Failed to check maintenance %s existence: %s" % (name, error))
if maintenance:
if module.check_mode:
changed = True
else:
(rc, data, error) = maint.delete_maintenance(
maintenance["maintenanceid"])
if rc == 0:
changed = True
else:
module.fail_json(
msg="Failed to remove maintenance: %s" % error)
module.exit_json(changed=changed)
if __name__ == '__main__':
main()