"Fossies" - the Fresh Open Source Software Archive  

Source code changes of the file "doc/source/admin/architecture.rst" between
cloudkitty-12.1.0.tar.gz and cloudkitty-13.0.0.tar.gz

About: OpenStack CloudKitty provides Rating-as-a-Service for OpenStack.
The "Victoria" series (latest release).

architecture.rst  (cloudkitty-12.1.0):architecture.rst  (cloudkitty-13.0.0)
skipping to change at line 66 skipping to change at line 66
management of its configuration. management of its configuration.
Collectors, fetchers and the storage backend are loaded at runtime but must be Collectors, fetchers and the storage backend are loaded at runtime but must be
configured in CloudKitty's configuration file. configured in CloudKitty's configuration file.
.. _stevedore: https://docs.openstack.org/stevedore/latest/ .. _stevedore: https://docs.openstack.org/stevedore/latest/
Fetcher Fetcher
======= =======
Four fetchers are available in cloudkitty: Five fetchers are available in CloudKitty:
* The ``keystone`` fetcher retrieves a list of projects on which the * The ``keystone`` fetcher retrieves a list of projects on which the
cloudkitty user has the ``rating`` role from Keystone. cloudkitty user has the ``rating`` role from Keystone.
* The ``gnocchi`` fetcher retrieves a list of attributes from `Gnocchi`_ for a * The ``gnocchi`` fetcher retrieves a list of attributes from `Gnocchi`_ for a
given resource type. This is used for standalone Gnocchi deployments or to given resource type. This is used for standalone Gnocchi deployments or to
discover new projects from Gnocchi when it is used with OpenStack. It can be discover new projects from Gnocchi when it is used with OpenStack. It can be
used in an OpenStack context or with a standalone Gnocchi deployment. used in an OpenStack context or with a standalone Gnocchi deployment.
* The ``monasca`` fetcher retrieves from `Monasca`_ all values from a
configurable metric dimension (``project_id`` by default).
* The ``prometheus`` fetcher works in a similar way to the Gnocchi fetcher, * The ``prometheus`` fetcher works in a similar way to the Gnocchi fetcher,
which allows to discover scopes from `Prometheus`_. which allows to discover scopes from `Prometheus`_.
* The ``source`` fetcher is the simplest one: it reads a list of scopes from * The ``source`` fetcher is the simplest one: it reads a list of scopes from
the configuation file and provides it to the collector. the configuation file and provides it to the collector.
Details about the configuration of each fetcher are available in the Details about the configuration of each fetcher are available in the
`fetcher configuration guide`_ . `fetcher configuration guide`_ .
.. _fetcher configuration guide: configuration/fetcher.html .. _fetcher configuration guide: configuration/fetcher.html
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