Improve contributor documentation
Fix various errors in the contributor documentation: - Factual mistakes (wrong file locations, etc) - Formatting errors - Typos Change-Id: I4863ca10a532ac74491cfb19f8382e3d5287d2f3
This commit is contained in:
Ana Krivokapic
parent
258e9b4653
commit
d3c91de71a
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@ -74,7 +74,7 @@ Development
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For development, start with the getting started instructions above.
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Once you have a working virtualenv and all the necessary packages, read on.
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If dependencies are added to either ``horizon`` or ``openstack-dashboard``,
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If dependencies are added to either ``horizon`` or ``openstack_dashboard``,
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they should be added to ``requirements.txt``.
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The ``run_tests.sh`` script invokes tests and analyses on both of these
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@ -11,7 +11,10 @@ Before you dive into writing patches, here are some of the basics:
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* Bug tracker: https://bugs.launchpad.net/horizon
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* Source code: https://github.com/openstack/horizon
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* Code review: https://review.openstack.org/#q,status:open+project:openstack/horizon,n,z
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* Jenkins build status: https://jenkins.openstack.org/view/Horizon/
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* Continuous integration:
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* Jenkins: https://jenkins.openstack.org
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* Zuul: http://status.openstack.org/zuul
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* IRC Channel: #openstack-horizon on Freenode.
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Making Contributions
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@ -47,12 +50,13 @@ plunging in head-first:
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* Report bugs, triage new tickets, and review old tickets on
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the `bug tracker`_.
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* Propose ideas for improvements via Launchpad Blueprints, via the
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* Propose ideas for improvements via `Launchpad Blueprints`_, via the
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mailing list on the project page, or on IRC.
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* Write documentation!
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* Write unit tests for untested code!
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.. _`bug tracker`: https://bugs.launchpad.net/horizon
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.. _`Launchpad Blueprints`: https://blueprints.launchpad.net/horizon
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Choosing Issues To Work On
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--------------------------
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@ -165,7 +169,7 @@ so as to match both the JavaScript and HTML files.
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HTML
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----
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Again, readability is paramount; however be conscientous of how the browser
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Again, readability is paramount; however be conscientious of how the browser
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will handle whitespace when rendering the output. Two spaces is the preferred
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indentation style to match all front-end code.
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@ -5,7 +5,7 @@ Horizon Quickstart
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Setup
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=====
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To setup an Horizon development environment simply clone the Horizon git
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To setup a Horizon development environment simply clone the Horizon git
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repository from http://github.com/openstack/horizon and execute the
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``run_tests.sh`` script from the root folder (see :doc:`ref/run_tests`)::
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@ -13,7 +13,7 @@ repository from http://github.com/openstack/horizon and execute the
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> cd horizon
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> ./run_tests.sh
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Next you will need to setup your Django application config by copying ``openstack_dashboard/local/local_settings.py.example`` to ``openstack_dashboard/local_settings.py``. To do this quickly you can use the following command::
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Next you will need to setup your Django application config by copying ``openstack_dashboard/local/local_settings.py.example`` to ``openstack_dashboard/local/local_settings.py``. To do this quickly you can use the following command::
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> cp openstack_dashboard/local/local_settings.py.example openstack_dashboard/local/local_settings.py
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@ -18,10 +18,9 @@ you should do is to run ``./run_tests.sh`` from the root of the repository.
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This will do two things for you:
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#. Set up a virtual environment for both the ``horizon`` module and
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the ``openstack-dashboard`` project using
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``openstack-dashboard/tools/install_venv.py``.
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#. Run the tests for both ``horizon`` and ``openstack-dashboard`` using
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their respective environments and verify that evreything is working.
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the ``openstack_dashboard`` project using ``./tools/install_venv.py``.
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#. Run the tests for both ``horizon`` and ``openstack_dashboard`` using
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their respective environments and verify that everything is working.
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Setting up the environment the first time can take several minutes, but only
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needs to be done once. If dependencies are added in the future, updating the
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@ -80,7 +79,7 @@ dashboards and panels based on basic templates.
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Dashboards
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----------
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To create a new dashboard, run the following:
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To create a new dashboard, run the following::
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./run_tests.sh -m startdash <dash_name>
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@ -90,13 +89,13 @@ module with the basic dashboard code filled in, and various other common
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Available options:
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* --target: the directory in which the dashboard files should be created.
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* ``--target``: the directory in which the dashboard files should be created.
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Default: A new directory within the current directory.
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Panels
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------
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To create a new panel, run the following:
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To create a new panel, run the following::
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./run_tests -m startpanel <panel_name> --dashboard=<dashboard_path>
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@ -106,9 +105,9 @@ module with the basic panel code filled in, and various other common
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Available options:
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* -d, --dashboard: The dotted python path to your dashboard app (the module
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* ``-d``, ``--dashboard``: The dotted python path to your dashboard app (the module
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which containers the ``dashboard.py`` file.).
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* --target: the directory in which the panel files should be created.
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* ``--target``: the directory in which the panel files should be created.
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If the value is ``auto`` the panel will be created as a new directory inside
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the dashboard module's directory structure. Default: A new directory within
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the current directory.
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@ -166,7 +165,7 @@ the root of the repository with ``run_tests.sh`` like so::
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This is effectively just an alias for::
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./openstack-dashboard/tools/with_venv.sh ./openstack-dashboard/dashboard/manage.py runserver
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./tools/with_venv.sh ./manage.py runserver
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Generating the documentation
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============================
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@ -181,11 +180,11 @@ Updating the translation files
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==============================
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You can update all of the translation files for both the ``horizon`` app and
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``openstack_dashboard`` project with a single command:
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``openstack_dashboard`` project with a single command::
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./run_tests.sh --makemessages
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or, more compactly:
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or, more compactly::
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./run_tests.sh --m
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@ -215,7 +214,7 @@ Environment Backups
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To speed up the process of doing clean checkouts, running continuous
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integration tests, etc. there are options for backing up the current
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environment and restoring from a backup.
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environment and restoring from a backup::
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./run_tests.sh --restore-environment
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./run_tests.sh --backup-environment
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@ -21,7 +21,7 @@ goals for the Essex release cycle. Massive strides have been made to allow
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for the addition of new "plug-in" components and customization of OpenStack
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Dashboard deployments.
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To support this extensability, all the components used to build on Horizon's
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To support this extensibility, all the components used to build on Horizon's
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interface are now modular and reusable. Horizon's own dashboards use these
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components, and they have all been built with third-party developers in mind.
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Some of the main components are listed below.
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@ -49,10 +49,10 @@ Tabs and TabGroups
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Another extremely common user-interface element is the use of "tabs" to break
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down discrete groups of data into manageable chunks. Since these tabs often
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encompasse vastly different data, may have completely different access
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encompass vastly different data, may have completely different access
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restrictions, and may sometimes be better-off being loaded dynamically rather
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than with the initial page load, Horizon includes tab and tab group classes for
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constructing these interfaces elegently and with no knowledge of the HTML, CSS
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constructing these interfaces elegantly and with no knowledge of the HTML, CSS
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or JavaScript involved.
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Nova Features
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@ -75,7 +75,7 @@ Support for Nova's features has been greatly improved in Essex:
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Settings
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--------
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A new "Settings" area was added that offers several userful functions:
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A new "Settings" area was added that offers several useful functions:
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* EC2 credentials download.
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* OpenStack RC file download.
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@ -145,4 +145,4 @@ Backwards Compatibility
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The Essex Horizon release is only partially backwards-compatible with Diablo
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OpenStack components. While it is largely possible to log in and interact, many
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functions in Nova, Glance and Keystone changed too substantially in Essex to
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maintain full compatibliity.
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maintain full compatibility.
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@ -64,7 +64,7 @@ little to no information as to why.
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In Grizzly we have instead chosen to improve this by treating service API
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401 and 403 errors as slightly less severe than unauthorized access attempts
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to resitricted areas of Horizon. The reason for this is threefold:
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to restricted areas of Horizon. The reason for this is threefold:
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#. For a non-malicious user these errors are almost 100% the result of
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misconfiguration and this makes debugging possible.
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@ -120,7 +120,7 @@ involved. Moreover, the combined table-plus-form approach the OpenStack
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Dashboard had taken only made the UX more frustrating for an already difficult
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area.
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In Grizzly this has all been reworked to be signficantly simpler, and to
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In Grizzly this has all been reworked to be significantly simpler, and to
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provide as much contextual help and streamlining as possible.
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Icons!
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@ -200,7 +200,7 @@ Other Improvements and Fixes
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* Security groups can be added to a running instance.
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* Volume quotas are handled by the appopriate service depending on whether
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* Volume quotas are handled by the appropriate service depending on whether
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or not Cinder is enabled.
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* Password confirmation boxes are now validated for matching passwords on
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@ -59,7 +59,7 @@ continues to grow. New features in the Havana release include:
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* Editable default quotas.
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* The ability for an administrator to reset the password of a server/instance.
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* Availablity zone support.
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* Availability zone support.
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* Improved region support.
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* Instance resizing.
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* Improved boot-from-volume support.
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@ -6,7 +6,7 @@ How to run the tests
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====================
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Because Horizon is composed of both the ``horizon`` app and the
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``openstack-dashboard`` reference project, there are in fact two sets of unit
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``openstack_dashboard`` reference project, there are in fact two sets of unit
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tests. While they can be run individually without problem, there is an easier
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way:
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@ -10,7 +10,7 @@ can be overwritten by adding the attribute ``SITE_BRANDING``
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to ``local_settings.py`` with the value being the desired name.
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The file ``local_settings.py`` can be found at the Horizon directory path of
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``horizon/openstack-dashboard/local/local_settings.py``.
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``openstack_dashboard/local/local_settings.py``.
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Changing the Logo
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=================
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@ -24,7 +24,7 @@ The OpenStack Logo is pulled in through ``style.css``::
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background: url(../images/logo.png) top left no-repeat;
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To override the OpenStack Logo image, replace the image at the directory path
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``horizon/openstack-dashboard/dashboard/static/dashboard/images/logo.png``.
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``openstack_dashboard/static/dashboard/img/logo.png``.
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The dimensions should be ``width: 108px, height: 121px``.
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@ -162,8 +162,8 @@ Custom Stylesheets
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==================
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It is possible to define custom stylesheets for your dashboards. Horizon's base
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template ``horizon/templates/horizon/base.html`` defines multiple blocks that
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can be overriden.
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template ``horizon/templates/base.html`` defines multiple blocks that
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can be overridden.
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To define custom css files that apply only to a specific dashboard, create
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a base template in your dashboard's templates folder, which extends Horizon's
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@ -147,7 +147,7 @@ Enabled by::
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SESSION_ENGINE = 'django.core.cache.backends.db.DatabaseCache'
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DATABASES = {
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'default': {
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# Databe configuration here
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# Database configuration here
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}
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}
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@ -201,7 +201,7 @@ When implementing Horizon for public usage, with the website served through
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HTTPS, it is recommended that the following settings are applied.
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To help protect the session cookies from `cross-site scripting`_, add the
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following to ``local_settings.py`` :
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following to ``local_settings.py``::
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CSRF_COOKIE_SECURE = True
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SESSION_COOKIE_SECURE = True
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@ -45,7 +45,7 @@ the files listed in ``POLICY_FILES`` or all policy checks will pass.
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``POLICY_FILES``
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----------------
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Default: { 'identity': 'keystone_policy.json', 'compute': 'nova_policy.json'}
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Default: ``{'identity': 'keystone_policy.json', 'compute': 'nova_policy.json'}``
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This should essentially be the mapping of the contents of ``POLICY_FILES_PATH``
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to service types. When policy.json files are added to the directory
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@ -102,7 +102,7 @@ x tuples can be added to enforce x rules.
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.. note::
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If a rule specified is not found in the policy file. The policy check
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If a rule specified is not found in the policy file, the policy check
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will return False and the action will not be allowed.
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The secondary way to add a role based check is to directly use the
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@ -144,5 +144,5 @@ then access is allowed.
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When deriving the :class:`horizon.tables.Action` class for use in a table, if
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a policy check is desired for a particular target, the implementer should
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override the :meth:`horizon.tables.Action.get_policy_target` method. This
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allows a programatic way to specify the target based on the current datum. The
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allows a programmatic way to specify the target based on the current datum. The
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value returned should be the target dictionary.
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@ -21,8 +21,8 @@ and a few notes on the Django-related settings.
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Prior to the Essex release of Horizon there were settings which controlled
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whether features such as Object Storage/Swift or Networking/Neutron would be
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enabled in the OpenStack Dashboard. This code has beenlong-since removed and
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those pre-Essex settings have no impact now.
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enabled in the OpenStack Dashboard. This code has long since been removed
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and those pre-Essex settings have no impact now.
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In Essex and later, the Service Catalog returned by the Identity Service
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after a user has successfully authenticated determines the dashboards and
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@ -83,7 +83,7 @@ expressed in milliseconds.
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``help_url``
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------------
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Default: None
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Default: ``None``
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If provided, a "Help" link will be displayed in the site header which links
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to the value of this settings (ideally a URL containing help information).
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@ -99,7 +99,7 @@ exception handling should be aware of.
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``password_validator``
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----------------------
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Default: {'regex': '.*', 'help_text': _("Password is not accepted")}
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Default: ``{'regex': '.*', 'help_text': _("Password is not accepted")}``
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A dictionary containing a regular expression which will be used for password
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validation and help text which will be displayed if the password does not
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@ -183,7 +183,7 @@ If you do not have multiple regions you should use the ``OPENSTACK_HOST`` and
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``OPENSTACK_KEYSTONE_DEFAULT_ROLE``
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-----------------------------------
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Default: "Member"
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Default: ``"Member"``
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The name of the role which will be assigned to a user when added to a project.
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This name must correspond to a role name in Keystone.
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@ -280,7 +280,7 @@ define the policy rules actions are verified against.
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``POLICY_FILES``
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----------------
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Default: ``{ 'identity': 'keystone_policy.json', 'compute': 'nova_policy.json'}``
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Default: ``{'identity': 'keystone_policy.json', 'compute': 'nova_policy.json'}``
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This should essentially be the mapping of the contents of ``POLICY_FILES_PATH``
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to service types. When policy.json files are added to ``POLICY_FILES_PATH``,
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@ -289,10 +289,22 @@ they should be included here too.
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``OPENSTACK_IMAGE_BACKEND``
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---------------------------
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Default: ``{ 'image_formats': [('', ''), ('aki', _('AKI - Amazon Kernel Image')),
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('ami', _('AMI - Amazon Machine Image')), ('ari', _('ARI - Amazon Ramdisk Image')),
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('iso', _('ISO - Optical Disk Image')), ('qcow2', _('QCOW2 - QEMU Emulator')),
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('raw', _('Raw')), ('vdi', _('VDI')), ('vhd', _('VHD')), ('vmdk', _('VMDK'))] }``
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Default::
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{
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'image_formats': [
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('', ''),
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('aki', _('AKI - Amazon Kernel Image')),
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('ami', _('AMI - Amazon Machine Image')),
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('ari', _('ARI - Amazon Ramdisk Image')),
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('iso', _('ISO - Optical Disk Image')),
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('qcow2', _('QCOW2 - QEMU Emulator')),
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('raw', _('Raw')),
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('vdi', _('VDI')),
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('vhd', _('VHD')),
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('vmdk', _('VMDK'))
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]
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}
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Used to customize features related to the image service, such as the list of
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supported image formats.
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@ -59,7 +59,7 @@ Cons:
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in terms of inputs and outputs.
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* Often requires writing a separate set of tests and/or using a different
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testing framework from your unit tests.
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* Don't offer any insight into the quality or status of the underlying code,
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* Doesn't offer any insight into the quality or status of the underlying code,
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only verifies that it works or it doesn't.
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Integration Tests
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@ -170,7 +170,7 @@ is tested... these types of things aren't always easy, but they're extremely
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necessary.
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To that end, Horizon includes several custom assertions to make these tasks
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easier. :meth:`~horizon.test.helpers.TestCase.assertNoFormErrors`,
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easier. :meth:`~openstack_dashboard.test.helpers.TestCase.assertNoFormErrors`,
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:meth:`~horizon.test.helpers.TestCase.assertMessageCount`, and
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:meth:`~horizon.test.helpers.TestCase.assertNoMessages` all exist for exactly
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these purposes. Moreover, they provide useful output when things go wrong so
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@ -185,10 +185,10 @@ Debugging Unit Tests
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Tips and tricks
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---------------
|
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#. Use :meth:`~horizon.test.helpers.TestCase.assertNoFormErrors` immediately
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after your ``client.post`` call for tests that handle form views. This will
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immediately fail if your form POST failed due to a validation error and
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tell you what the error was.
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#. Use :meth:`~openstack_dashboard.test.helpers.TestCase.assertNoFormErrors`
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immediately after your ``client.post`` call for tests that handle form views.
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This will immediately fail if your form POST failed due to a validation error
|
||||
and tell you what the error was.
|
||||
|
||||
#. Use :meth:`~horizon.test.helpers.TestCase.assertMessageCount` and
|
||||
:meth:`~horizon.test.helpers.TestCase.assertNoMessages` when a piece of code
|
||||
|
|
@ -270,7 +270,7 @@ Expected Method Never Called
|
|||
This one is the opposite of the unexpected method call. This one means you
|
||||
told mox to expect a call and it didn't happen. This is almost always the
|
||||
result of an error in the conditions of the test. Using the
|
||||
:meth:`~horizon.test.helpers.TestCase.assertNoFormErrors` and
|
||||
:meth:`~openstack_dashboard.test.helpers.TestCase.assertNoFormErrors` and
|
||||
:meth:`~horizon.test.helpers.TestCase.assertMessageCount` will make it readily
|
||||
apparent what the problem is in the majority of cases. If not, then use ``pdb``
|
||||
and start interrupting the code flow to see where things are getting off track.
|
||||
|
|
|
|||
|
|
@ -159,7 +159,7 @@ Structure
|
|||
A panel is a relatively flat structure with the exception that templates
|
||||
for a panel in a dashboard live in the dashboard's ``templates`` directory
|
||||
rather than in the panel's ``templates`` directory. Continuing our
|
||||
vizulaization/flocking example, let's see what the looks like::
|
||||
visualization/flocking example, let's see what the file structure looks like::
|
||||
|
||||
# stand-alone panel structure
|
||||
flocking/
|
||||
|
|
@ -281,7 +281,7 @@ make everything translatable, we give each column a ``verbose_name`` that's
|
|||
marked for translation.
|
||||
|
||||
Lastly, we added a ``Meta`` class which defines some properties about our
|
||||
table, notably it's (translatable) verbose name, and a semi-unique "slug"-like
|
||||
table, notably its (translatable) verbose name, and a semi-unique "slug"-like
|
||||
name to identify it.
|
||||
|
||||
.. note::
|
||||
|
|
@ -311,7 +311,7 @@ First off, let's make a tab for our visualization::
|
|||
return None
|
||||
|
||||
This is about as simple as you can get. Since our visualization will
|
||||
ultiimately use AJAX to load it's data we don't need to pass any context
|
||||
ultimately use AJAX to load it's data we don't need to pass any context
|
||||
to the template, and all we need to define is the name and which template
|
||||
it should use.
|
||||
|
||||
|
|
@ -458,12 +458,12 @@ A site built on Horizon takes the form of a very typical Django project::
|
|||
|--static/
|
||||
|
||||
The key bits here are that ``demo_dashboard`` is on our python path, and that
|
||||
the `settings.py`` file here will contain our customized Horizon config.
|
||||
the ``settings.py`` file here will contain our customized Horizon config.
|
||||
|
||||
The settings file
|
||||
-----------------
|
||||
|
||||
There are several key things you will generally want to customiz in your
|
||||
There are several key things you will generally want to customize in your
|
||||
site's settings file: specifying custom dashboards and panels, catching your
|
||||
client's exception classes, and (possibly) specifying a file for advanced
|
||||
overrides.
|
||||
|
|
@ -521,7 +521,7 @@ routines for the entire site. By specifying an override file you can alter
|
|||
any behavior you like in existing code. This tutorial won't go in-depth,
|
||||
but let's just say that with great power comes great responsibility.
|
||||
|
||||
To specify am override file, you set the ``'customization_module'`` value in
|
||||
To specify an override file, you set the ``'customization_module'`` value in
|
||||
the ``HORIZON_CONFIG`` dictionary to the dotted python path of your
|
||||
override module::
|
||||
|
||||
|
|
|
|||
Loading…
Reference in New Issue