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

Note

This module is part of the community.general collection (version 5.8.3).

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. You need further requirements to be able to use this module, see Requirements for details.

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

Comments

api_key

aliases: password

string

Rackspace API key, overrides credentials.

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

aliases: creds_file

path

File to find the Rackspace credentials in. Ignored if api_key and username are provided.

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

If yes, create this alarm, but leave it in an inactive state. Defaults to no.

Choices:

  • false ← (default)

  • true

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

Environment as configured in ~/.pyrax.cfg, see https://github.com/rackspace/pyrax/blob/master/docs/getting_started.md#pyrax-configuration.

identity_type

string

Authentication mechanism to use, such as rackspace or keystone.

Default: "rackspace"

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

Ensure that the alarm with this label exists or does not exist.

Choices:

  • "present" ← (default)

  • "absent"

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

aliases: verify_ssl

boolean

Whether or not to require SSL validation of API endpoints.

Choices:

  • false

  • true

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)