mirror of
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310 lines
10 KiB
Python
310 lines
10 KiB
Python
#!/usr/bin/python
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# Copyright: Ansible Project
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'community'}
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DOCUMENTATION = '''
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---
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module: rax_mon_check
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short_description: Create or delete a Rackspace Cloud Monitoring check for an
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existing entity.
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description:
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- Create or delete a Rackspace Cloud Monitoring check associated with an
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existing rax_mon_entity. A check is a specific test or measurement that is
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performed, possibly from different monitoring zones, on the systems you
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monitor. Rackspace monitoring module flow | rax_mon_entity ->
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*rax_mon_check* -> rax_mon_notification -> rax_mon_notification_plan ->
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rax_mon_alarm
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version_added: "2.0"
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options:
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state:
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description:
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- Ensure that a check with this C(label) exists or does not exist.
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choices: ["present", "absent"]
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entity_id:
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description:
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- ID of the rax_mon_entity to target with this check.
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required: true
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label:
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description:
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- Defines a label for this check, between 1 and 64 characters long.
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required: true
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check_type:
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description:
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- The type of check to create. C(remote.) checks may be created on any
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rax_mon_entity. C(agent.) checks may only be created on rax_mon_entities
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that have a non-null C(agent_id).
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choices:
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- remote.dns
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- remote.ftp-banner
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- remote.http
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- remote.imap-banner
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- remote.mssql-banner
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- remote.mysql-banner
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- remote.ping
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- remote.pop3-banner
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- remote.postgresql-banner
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- remote.smtp-banner
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- remote.smtp
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- remote.ssh
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- remote.tcp
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- remote.telnet-banner
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- agent.filesystem
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- agent.memory
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- agent.load_average
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- agent.cpu
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- agent.disk
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- agent.network
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- agent.plugin
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required: true
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monitoring_zones_poll:
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description:
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- Comma-separated list of the names of the monitoring zones the check should
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run from. Available monitoring zones include mzdfw, mzhkg, mziad, mzlon,
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mzord and mzsyd. Required for remote.* checks; prohibited for agent.* checks.
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target_hostname:
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description:
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- One of `target_hostname` and `target_alias` is required for remote.* checks,
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but prohibited for agent.* checks. The hostname this check should target.
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Must be a valid IPv4, IPv6, or FQDN.
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target_alias:
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description:
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- One of `target_alias` and `target_hostname` is required for remote.* checks,
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but prohibited for agent.* checks. Use the corresponding key in the entity's
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`ip_addresses` hash to resolve an IP address to target.
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details:
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description:
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- Additional details specific to the check type. Must be a hash of strings
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between 1 and 255 characters long, or an array or object containing 0 to
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256 items.
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disabled:
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description:
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- If "yes", ensure the check is created, but don't actually use it yet.
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type: bool
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metadata:
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description:
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- Hash of arbitrary key-value pairs to accompany this check if it fires.
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Keys and values must be strings between 1 and 255 characters long.
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period:
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description:
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- The number of seconds between each time the check is performed. Must be
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greater than the minimum period set on your account.
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timeout:
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description:
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- The number of seconds this check will wait when attempting to collect
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results. Must be less than the period.
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author: Ash Wilson (@smashwilson)
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extends_documentation_fragment: rackspace.openstack
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'''
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EXAMPLES = '''
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- name: Create a monitoring check
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gather_facts: False
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hosts: local
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connection: local
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tasks:
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- name: Associate a check with an existing entity.
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rax_mon_check:
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credentials: ~/.rax_pub
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state: present
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entity_id: "{{ the_entity['entity']['id'] }}"
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label: the_check
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check_type: remote.ping
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monitoring_zones_poll: mziad,mzord,mzdfw
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details:
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count: 10
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meta:
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hurf: durf
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register: the_check
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'''
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try:
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import pyrax
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HAS_PYRAX = True
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except ImportError:
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HAS_PYRAX = False
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.rax import rax_argument_spec, rax_required_together, setup_rax_module
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def cloud_check(module, state, entity_id, label, check_type,
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monitoring_zones_poll, target_hostname, target_alias, details,
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disabled, metadata, period, timeout):
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# Coerce attributes.
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if monitoring_zones_poll and not isinstance(monitoring_zones_poll, list):
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monitoring_zones_poll = [monitoring_zones_poll]
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if period:
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period = int(period)
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if timeout:
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timeout = int(timeout)
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changed = False
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check = None
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cm = pyrax.cloud_monitoring
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if not cm:
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module.fail_json(msg='Failed to instantiate client. This typically '
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'indicates an invalid region or an incorrectly '
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'capitalized region name.')
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entity = cm.get_entity(entity_id)
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if not entity:
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module.fail_json(msg='Failed to instantiate entity. "%s" may not be'
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' a valid entity id.' % entity_id)
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existing = [e for e in entity.list_checks() if e.label == label]
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if existing:
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check = existing[0]
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if state == 'present':
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if len(existing) > 1:
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module.fail_json(msg='%s existing checks have a label of %s.' %
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(len(existing), label))
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should_delete = False
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should_create = False
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should_update = False
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if check:
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# Details may include keys set to default values that are not
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# included in the initial creation.
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#
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# Only force a recreation of the check if one of the *specified*
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# keys is missing or has a different value.
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if details:
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for (key, value) in details.items():
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if key not in check.details:
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should_delete = should_create = True
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elif value != check.details[key]:
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should_delete = should_create = True
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should_update = label != check.label or \
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(target_hostname and target_hostname != check.target_hostname) or \
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(target_alias and target_alias != check.target_alias) or \
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(disabled != check.disabled) or \
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(metadata and metadata != check.metadata) or \
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(period and period != check.period) or \
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(timeout and timeout != check.timeout) or \
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(monitoring_zones_poll and monitoring_zones_poll != check.monitoring_zones_poll)
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if should_update and not should_delete:
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check.update(label=label,
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disabled=disabled,
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metadata=metadata,
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monitoring_zones_poll=monitoring_zones_poll,
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timeout=timeout,
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period=period,
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target_alias=target_alias,
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target_hostname=target_hostname)
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changed = True
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else:
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# The check doesn't exist yet.
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should_create = True
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if should_delete:
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check.delete()
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if should_create:
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check = cm.create_check(entity,
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label=label,
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check_type=check_type,
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target_hostname=target_hostname,
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target_alias=target_alias,
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monitoring_zones_poll=monitoring_zones_poll,
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details=details,
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disabled=disabled,
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metadata=metadata,
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period=period,
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timeout=timeout)
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changed = True
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elif state == 'absent':
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if check:
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check.delete()
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changed = True
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else:
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module.fail_json(msg='state must be either present or absent.')
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if check:
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check_dict = {
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"id": check.id,
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"label": check.label,
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"type": check.type,
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"target_hostname": check.target_hostname,
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"target_alias": check.target_alias,
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"monitoring_zones_poll": check.monitoring_zones_poll,
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"details": check.details,
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"disabled": check.disabled,
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"metadata": check.metadata,
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"period": check.period,
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"timeout": check.timeout
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}
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module.exit_json(changed=changed, check=check_dict)
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else:
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module.exit_json(changed=changed)
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def main():
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argument_spec = rax_argument_spec()
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argument_spec.update(
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dict(
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entity_id=dict(required=True),
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label=dict(required=True),
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check_type=dict(required=True),
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monitoring_zones_poll=dict(),
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target_hostname=dict(),
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target_alias=dict(),
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details=dict(type='dict', default={}),
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disabled=dict(type='bool', default=False),
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metadata=dict(type='dict', default={}),
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period=dict(type='int'),
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timeout=dict(type='int'),
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state=dict(default='present', choices=['present', 'absent'])
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)
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)
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module = AnsibleModule(
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argument_spec=argument_spec,
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required_together=rax_required_together()
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)
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if not HAS_PYRAX:
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module.fail_json(msg='pyrax is required for this module')
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entity_id = module.params.get('entity_id')
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label = module.params.get('label')
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check_type = module.params.get('check_type')
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monitoring_zones_poll = module.params.get('monitoring_zones_poll')
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target_hostname = module.params.get('target_hostname')
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target_alias = module.params.get('target_alias')
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details = module.params.get('details')
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disabled = module.boolean(module.params.get('disabled'))
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metadata = module.params.get('metadata')
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period = module.params.get('period')
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timeout = module.params.get('timeout')
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state = module.params.get('state')
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setup_rax_module(module, pyrax)
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cloud_check(module, state, entity_id, label, check_type,
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monitoring_zones_poll, target_hostname, target_alias, details,
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disabled, metadata, period, timeout)
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if __name__ == '__main__':
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main()
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