community.general.rax_mon_alarm – Create or delete a Rackspace Cloud Monitoring alarm.

Note

This plugin is part of the community.general collection (version 4.2.0).

You might already have this collection installed if you are using the ansible package. It is not included in ansible-core. To check whether it is installed, run ansible-galaxy collection list.

To install it, use: ansible-galaxy collection install community.general.

To use it in a playbook, specify: community.general.rax_mon_alarm.

Synopsis

  • Create or delete a Rackspace Cloud Monitoring alarm that associates an existing rax_mon_entity, rax_mon_check, and rax_mon_notification_plan with criteria that specify what conditions will trigger which levels of notifications. Rackspace monitoring module flow | rax_mon_entity -> rax_mon_check -> rax_mon_notification -> rax_mon_notification_plan -> rax_mon_alarm

Requirements

The below requirements are needed on the host that executes this module.

  • python >= 2.6

  • pyrax

Parameters

Parameter Choices/Defaults Comments
api_key
string
Rackspace API key, overrides credentials.

aliases: password
auth_endpoint
string
The URI of the authentication service.
If not specified will be set to https://identity.api.rackspacecloud.com/v2.0/
check_id
string / required
ID of the check that should be alerted on. May be acquired by registering the value of a rax_mon_check task.
credentials
path
File to find the Rackspace credentials in. Ignored if api_key and username are provided.

aliases: creds_file
criteria
string
Alarm DSL that describes alerting conditions and their output states. Must be between 1 and 16384 characters long. See http://docs.rackspace.com/cm/api/v1.0/cm-devguide/content/alerts-language.html for a reference on the alerting language.
disabled
boolean
    Choices:
  • no ←
  • yes
If yes, create this alarm, but leave it in an inactive state. Defaults to no.
entity_id
string / required
ID of the entity this alarm is attached to. May be acquired by registering the value of a rax_mon_entity task.
env
string
identity_type
string
Default:
"rackspace"
Authentication mechanism to use, such as rackspace or keystone.
label
string / required
Friendly name for this alarm, used to achieve idempotence. Must be a String between 1 and 255 characters long.
metadata
dictionary
Arbitrary key/value pairs to accompany the alarm. Must be a hash of String keys and values between 1 and 255 characters long.
notification_plan_id
string / required
ID of the notification plan to trigger if this alarm fires. May be acquired by registering the value of a rax_mon_notification_plan task.
region
string
Region to create an instance in.
state
string
    Choices:
  • present ←
  • absent
Ensure that the alarm with this label exists or does not exist.
tenant_id
string
The tenant ID used for authentication.
tenant_name
string
The tenant name used for authentication.
username
string
Rackspace username, overrides credentials.
validate_certs
boolean
    Choices:
  • no
  • yes
Whether or not to require SSL validation of API endpoints.

aliases: verify_ssl

Notes

Note

  • The following environment variables can be used, RAX_USERNAME, RAX_API_KEY, RAX_CREDS_FILE, RAX_CREDENTIALS, RAX_REGION.

  • RAX_CREDENTIALS and RAX_CREDS_FILE points to a credentials file appropriate for pyrax. See https://github.com/rackspace/pyrax/blob/master/docs/getting_started.md#authenticating

  • RAX_USERNAME and RAX_API_KEY obviate the use of a credentials file

  • RAX_REGION defines a Rackspace Public Cloud region (DFW, ORD, LON, …)

Examples

- name: Alarm example
  gather_facts: False
  hosts: local
  connection: local
  tasks:
  - name: Ensure that a specific alarm exists.
    community.general.rax_mon_alarm:
      credentials: ~/.rax_pub
      state: present
      label: uhoh
      entity_id: "{{ the_entity['entity']['id'] }}"
      check_id: "{{ the_check['check']['id'] }}"
      notification_plan_id: "{{ defcon1['notification_plan']['id'] }}"
      criteria: >
        if (rate(metric['average']) > 10) {
          return new AlarmStatus(WARNING);
        }
        return new AlarmStatus(OK);
    register: the_alarm

Authors

  • Ash Wilson (@smashwilson)