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install-feature.md

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install-feature task

The install-feature task installs a feature packaged as a Subsystem Archive (ESA file) to the Liberty runtime. The task will do nothing and output a warning if bin/installUtility does not exist in the runtime.

Parameters

Parameters supported by this task in addition to the common parameters.

Attribute Description Required
acceptLicense Accept feature license terms and conditions. The default value is false. No
to Specifies feature installation location. Set to usr to install as a user feature. Otherwise, set it to any configured product extension location. The default value is usr. No
from Specifies a single directory-based repository as the source of the assets. No
name Specifies the name of the Subsystem Archive (ESA file) to be installed. The name can be a feature name, a file name or a URL. No

To install the features from the server.xml file, don't specify any features in the name or in nested features.

Examples

  1. Install a single feature using the name parameter.
<wlp:install-feature installDir="${wlp_install_dir}" name="mongodb-2.0" whenFileExists="ignore" acceptLicense="true"/>
  1. Install one or more features using nested feature elements.
<wlp:install-feature installDir="${wlp_install_dir}" whenFileExists="ignore" acceptLicense="true">
        <feature>mongodb-2.0</feature>
        <feature>oauth-2.0</feature>
</wlp:install-feature>
  1. Install all the not-installed features from the server.
<wlp:install-feature installDir="${wlp_install_dir}" whenFileExists="ignore" acceptLicense="true"
     serverName="${serverName}" />