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diff --git a/docs/drools/feature_lifecycle.rst b/docs/drools/feature_lifecycle.rst new file mode 100644 index 00000000..ca892131 --- /dev/null +++ b/docs/drools/feature_lifecycle.rst @@ -0,0 +1,39 @@ + +.. This work is licensed under a Creative Commons Attribution 4.0 International License. +.. http://creativecommons.org/licenses/by/4.0 + +****************** +Feature: Lifecycle +****************** + +.. contents:: + :depth: 3 + +Summary +^^^^^^^ + +The "lifecycle" feature enables a PDP-D to work with the Dublin Release Policy architectural framework. + +The lifecycle feature maintains three states: TERMINATED, PASSIVE, and ACTIVE. +The PAP (Dublin style) interacts with the lifecycle feature to put a PDP-D in PASSIVE or ACTIVE states. +The PASSIVE state allows for Tosca Operational policies to be deployed. +Policy execution is enabled when the PDP-D transitions to the ACTIVE state. + +This feature can coexist side by side with the legacy mode of operation that predates the Dublin release. + +Usage +^^^^^ + +The feature is enabled by default. +The lifecycle "enabled" property can be toggled with the "features" command line tool available in PDP-D containers. + + .. code-block:: bash + :caption: PDPD Features Command + + policy stop + + features disable lifecycle # enable/disable toggles the activation of the feature. + + policy start + +End of Document |