community.mongodb.mongodb_oplog module – Resizes the MongoDB oplog.

Note

This module is part of the community.mongodb collection (version 1.4.2).

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

To use it in a playbook, specify: community.mongodb.mongodb_oplog.

New in community.mongodb 1.0.0

Synopsis

Requirements

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

  • pymongo

Parameters

Parameter

Comments

auth_mechanism

string

Authentication type.

Choices:

  • "SCRAM-SHA-256"

  • "SCRAM-SHA-1"

  • "MONGODB-X509"

  • "GSSAPI"

  • "PLAIN"

compact

boolean

Runs compact against the oplog.rs collection in the local database to reclaim disk space.

Performs no actions against PRIMARY members.

The MongoDB user must have the compact role on the local database for this feature to work.

Choices:

  • false ← (default)

  • true

connection_options

list / elements=any

Additional connection options.

Supply as a list of dicts or strings containing key value pairs seperated with ‘=’.

login_database

string

The database where login credentials are stored.

Default: "admin"

login_host

string

The host running MongoDB instance to login to.

Default: "localhost"

login_password

string

The password used to authenticate with.

Required when login_user is specified.

login_port

integer

The MongoDB server port to login to.

Default: 27017

login_user

string

The MongoDB user to login with.

Required when login_password is specified.

oplog_size_mb

integer / required

New size of the oplog in MB.

ssl

aliases: tls

boolean

Whether to use an SSL connection when connecting to the database.

Choices:

  • false ← (default)

  • true

ssl_ca_certs

aliases: tlsCAFile

string

The ssl_ca_certs option takes a path to a CA file.

ssl_cert_reqs

aliases: tlsAllowInvalidCertificates

string

Specifies whether a certificate is required from the other side of the connection, and whether it will be validated if provided.

Choices:

  • "CERT_NONE"

  • "CERT_OPTIONAL"

  • "CERT_REQUIRED" ← (default)

ssl_certfile

aliases: tlsCertificateKeyFile

string

Present a client certificate using the ssl_certfile option.

ssl_crlfile

string

The ssl_crlfile option takes a path to a CRL file.

ssl_keyfile

string

Private key for the client certificate.

ssl_pem_passphrase

aliases: tlsCertificateKeyFilePassword

string

Passphrase to decrypt encrypted private keys.

strict_compatibility

boolean

Enforce strict requirements for pymongo and MongoDB software versions

Choices:

  • false

  • true ← (default)

Notes

Note

Examples

- name: Resize oplog to 16 gigabytes, or 16000 megabytes
  community.mongodb.mongodb_oplog:
    oplog_size_mb: 16000

- name: Resize oplog to 8 gigabytes and compact secondaries to reclaim space
  community.mongodb.mongodb_oplog:
    oplog_size_mb: 8000
    compact: true

Return Values

Common return values are documented here, the following are the fields unique to this module:

Key

Description

changed

boolean

Whether the member oplog was modified.

Returned: success

compacted

boolean

Whether the member oplog was compacted.

Returned: success

failed

boolean

If something went wrong

Returned: failed

msg

string

A short description of what happened.

Returned: success

Authors

  • Rhys Campbell (@rhysmeister)