LaunchDarkly Feature Flags Extension

Note: These feature flag extensions are being deprecated. We will open-source these extensions soon and will update this page when the open source versions of them are available. Please contact support if you have any questions.

Precondition to control the execution of a changelog or changeset based on the state of the feature flag in LaunchDarkly.

Supported Editions

Liquibase Pro

Installation

The easiest way to install this extension is with lpm liquibase package manager.

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lpm update
lpm add launchdarkly

Setup

A server-side SDK Key is required for the extension to access the LaunchDarkly API.

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--launch-darkly-sdk-key=PARAM
    SDK Key for LaunchDarkly
    (liquibase.launchDarkly.sdkKey)
    (LIQUIBASE_LAUNCH_DARKLY_SDK_KEY)
    [deprecated: --launchDarklySdkKey]

Usage

To use this extension, add the launchDarklyFeatureFlag precondition to your Changelog or Changeset with an enabledFlags attribute. The value for enabledFlags is either a string with one feature flag key or a comma separated string with multiple feature flag keys. All feature flags must be enabled for the precondition to pass.

Example

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databaseChangeLog:
  -  preConditions:
     -  launchDarklyFeatureFlag:
          enabledFlags: changelog-testing

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<changeSet id="1" author="example">
    <preConditions>
        <ext:launchDarklyFeatureFlag enabledFlags="changelog-testing"/>
    </preConditions>
    ...
</changeSet>