Fix gate-watcher-python27-ubuntu-xenial FAILURE

There is no exc.HTTPUnauthorized in monascaclient now.

Change-Id: I1942b32d4581d1770819aa083a640f394c17d25a
Closes-Bug: #1706858

.gitignore

@@ -4,8 +4,7 @@
 *.so
 
 # Packages
-*.egg
-*.egg-info
+*.egg*
 dist
 build
 eggs
@@ -43,9 +42,11 @@ output/*/index.html
 
 # Sphinx
 doc/build
-doc/source/api
+doc/source/api/*
 doc/source/samples
-doc/source/watcher.conf.sample
+doc/source/_static/*.sample
+!doc/source/api/index.rst
+!doc/source/api/v1.rst
 
 # pbr generates these
 AUTHORS

README.rst

@@ -28,4 +28,4 @@ migration, increased energy efficiency-and more!
 * Wiki: https://wiki.openstack.org/wiki/Watcher
 * Source:  https://github.com/openstack/watcher
 * Bugs: https://bugs.launchpad.net/watcher
-* Documentation: https://docs.openstack.org/developer/watcher/
+* Documentation: https://docs.openstack.org/watcher/latest/

devstack/lib/watcher

@@ -235,7 +235,7 @@ function init_watcher {
         recreate_database watcher
 
         # Create watcher schema
-        $WATCHER_BIN_DIR/watcher-db-manage --config-file $WATCHER_CONF upgrade head
+        $WATCHER_BIN_DIR/watcher-db-manage --config-file $WATCHER_CONF upgrade
     fi
     create_watcher_cache_dir
 }

doc/source/admin/index.rst

@@ -0,0 +1,12 @@
+===================
+Administrator Guide
+===================
+
+.. toctree::
+   :maxdepth: 2
+
+   apache-mod-wsgi
+   gmr
+   policy
+   ways-to-install
+   ../strategies/index

doc/source/admin/ways-to-install.rst

@@ -4,12 +4,13 @@
 
           https://creativecommons.org/licenses/by/3.0/
 
-==================
-Installing Watcher
-==================
+=======================
+Ways to install Watcher
+=======================
 
-This document describes how to install Watcher in order to use it. If you are
-intending to develop on or with Watcher, please read :doc:`../dev/environment`.
+This document describes some ways to install Watcher in order to use it.
+If you are intending to develop on or with Watcher,
+please read :doc:`../contributor/environment`.
 
 Prerequisites
 -------------
@@ -77,9 +78,10 @@ Install the Watcher modules dependencies:
 
     # pip install -r requirements.txt
 
-From here, refer to :doc:`configuration` to declare Watcher as a new service
-into Keystone and to configure its different modules. Once configured, you
-should be able to run the Watcher services by issuing these commands:
+From here, refer to :doc:`../configuration/configuring` to declare Watcher
+as a new service into Keystone and to configure its different modules.
+Once configured, you should be able to run the Watcher services by issuing
+these commands:
 
 .. code-block:: bash
 
@@ -107,7 +109,7 @@ installed on your system.
 
 Once installed, you still need to declare Watcher as a new service into
 Keystone and to configure its different modules, which you can find described
-in :doc:`configuration`.
+in :doc:`../configuration/configuring`.
 
 
 Installing from packages: Debian (experimental)

doc/source/api/index.rst

@@ -0,0 +1,4 @@
+.. toctree::
+   :maxdepth: 1
+
+   v1

doc/source/api/v1.rst

@@ -20,6 +20,17 @@ Goals
 .. autotype:: watcher.api.controllers.v1.goal.Goal
    :members:
 
+Strategies
+==========
+
+.. rest-controller:: watcher.api.controllers.v1.strategy:StrategiesController
+   :webprefix: /v1/strategies
+
+.. autotype:: watcher.api.controllers.v1.strategy.StrategyCollection
+   :members:
+
+.. autotype:: watcher.api.controllers.v1.strategy.Strategy
+   :members:
 
 Audit Templates
 ===============

doc/source/conf.py

@@ -31,8 +31,7 @@ sys.path.insert(0, os.path.abspath('./'))
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = [
-    'oslo_config.sphinxconfiggen',
-    'oslosphinx',
+    'oslo_config.sphinxext',
     'sphinx.ext.autodoc',
     'sphinx.ext.viewcode',
     'sphinxcontrib.httpdomain',
@@ -41,10 +40,14 @@ extensions = [
     'wsmeext.sphinxext',
     'ext.term',
     'ext.versioned_notifications',
+    'oslo_config.sphinxconfiggen',
+    'openstackdocstheme',
 ]
 
 wsme_protocols = ['restjson']
-config_generator_config_file = '../../etc/watcher/watcher-config-generator.conf'
+config_generator_config_file = [(
+    '../../etc/watcher/oslo-config-generator/watcher.conf',
+    '_static/watcher')]
 sample_config_basename = 'watcher'
 
 # autodoc generation is a bit aggressive and a nuisance when doing heavy
@@ -92,6 +95,8 @@ add_function_parentheses = True
 # unit titles (such as .. function::).
 add_module_names = True
 
+suppress_warnings = ['app.add_directive']
+
 # The name of the Pygments (syntax highlighting) style to use.
 pygments_style = 'sphinx'
 
@@ -117,12 +122,20 @@ man_pages = [
 # Sphinx are currently 'default' and 'sphinxdoc'.
 # html_theme_path = ["."]
 # html_theme = '_theme'
+html_theme = 'openstackdocs'
 # html_static_path = ['static']
-html_theme_options = {'incubating': True}
+# html_theme_options = {}
 
 # Output file base name for HTML help builder.
 htmlhelp_basename = '%sdoc' % project
 
+html_last_updated_fmt = '%Y-%m-%d %H:%M'
+
+#openstackdocstheme options
+repository_name = 'openstack/watcher'
+bug_project = 'watcher'
+bug_tag = ''
+
 # Grouping the document tree into LaTeX files. List of tuples
 # (source start file, target name, title, author, documentclass
 # [howto/manual]).

doc/source/config-generator.conf

@@ -1 +0,0 @@
-../../etc/watcher/watcher-config-generator.conf

doc/source/configuration/index.rst

@@ -0,0 +1,5 @@
+.. toctree::
+   :maxdepth: 1
+
+   configuring
+   watcher

doc/source/configuration/watcher.rst

@@ -0,0 +1,11 @@
+.. _watcher_sample_configuration_files:
+
+------------
+watcher.conf
+------------
+
+The ``watcher.conf`` file contains most of the options to configure the
+Watcher services.
+
+.. show-options::
+   :config-file: etc/watcher/oslo-config-generator/watcher.conf

doc/source/contributor/contributing.rst

@@ -64,8 +64,9 @@ IRC Channel
     ``#openstack-watcher`` (changelog_)
 
 Weekly Meetings
-    on Wednesdays at 14:00 UTC on even weeks, 9:00 UTC on odd weeks, in the
-    ``#openstack-meeting-4`` IRC channel (`meetings logs`_)
+    On Wednesdays at 14:00 UTC on even weeks in the ``#openstack-meeting-4``
+    IRC channel, 13:00 UTC on odd weeks in the ``#openstack-meeting-alt``
+    IRC channel (`meetings logs`_)
 
 .. _changelog: http://eavesdrop.openstack.org/irclogs/%23openstack-watcher/
 .. _meetings logs:  http://eavesdrop.openstack.org/meetings/watcher/

doc/source/contributor/environment.rst

@@ -17,7 +17,7 @@ To install Watcher from packaging, refer instead to Watcher `User
 Documentation`_.
 
 .. _`Git Repository`: https://git.openstack.org/cgit/openstack/watcher
-.. _`User Documentation`: https://docs.openstack.org/developer/watcher/
+.. _`User Documentation`: https://docs.openstack.org/watcher/latest/
 
 Prerequisites
 =============
@@ -194,7 +194,7 @@ still need to configure the following sections:
   message bus
 
 So if you need some more details on how to configure one or more of these
-sections, please do have a look at :doc:`../deploy/configuration` before
+sections, please do have a look at :doc:`../configuration/configuring` before
 continuing.
 
 
@@ -240,7 +240,7 @@ To run the Watcher Applier service, use:
     (watcher) $ watcher-applier
 
 Default configuration of these services are available into ``/etc/watcher``
-directory. See :doc:`../deploy/configuration` for details on how Watcher is
+directory. See :doc:`../configuration/configuring` for details on how Watcher is
 configured. By default, Watcher is configured with SQL backends.
 
 

doc/source/contributor/index.rst

@@ -0,0 +1,8 @@
+.. toctree::
+   :maxdepth: 1
+
+   environment
+   devstack
+   notifications
+   testing
+   rally_link

doc/source/contributor/plugin/goal-plugin.rst

@@ -123,8 +123,9 @@ Here below is how you would proceed to register ``NewGoal`` using pbr_:
         new_goal = thirdparty.new:NewGoal
 
 
-To get a better understanding on how to implement a more advanced goal,
-have a look at the :py:class:`~.ServerConsolidation` class.
+To get a better understanding on how to implement a more advanced goal, have
+a look at the
+:py:class:`watcher.decision_engine.goal.goals.ServerConsolidation` class.
 
 .. _pbr: http://docs.openstack.org/developer/pbr/
 

doc/source/contributor/plugin/index.rst

@@ -0,0 +1,11 @@
+.. toctree::
+   :maxdepth: 1
+
+   base-setup
+   action-plugin
+   cdmc-plugin
+   goal-plugin
+   planner-plugin
+   scoring-engine-plugin
+   strategy-plugin
+   plugins

doc/source/contributor/plugin/scoring-engine-plugin.rst

@@ -37,7 +37,8 @@ Create a new scoring engine plugin
 
 In order to create a new scoring engine you have to:
 
-- Extend the :py:class:`~.ScoringEngine` class
+- Extend the :py:class:`watcher.decision_engine.scoring.base.ScoringEngine`
+  class
 - Implement its :py:meth:`~.ScoringEngine.get_name` method to return the
   **unique** ID of the new scoring engine you want to create. This unique ID
   should be the same as the name of :ref:`the entry point we will declare later
@@ -124,7 +125,8 @@ scoring engine deployed as a web service on external servers:
 Abstract Plugin Class
 =====================
 
-Here below is the abstract :py:class:`~.ScoringEngine` class:
+Here below is the abstract
+:py:class:`watcher.decision_engine.scoring.base.ScoringEngine` class:
 
 .. autoclass:: watcher.decision_engine.scoring.base.ScoringEngine
     :members:

doc/source/deploy/conf-files.rst

@@ -1,14 +0,0 @@
-.. _watcher_sample_configuration_files:
-
-==================================
-Watcher sample configuration files
-==================================
-
-watcher.conf
-~~~~~~~~~~~~
-
-The ``watcher.conf`` file contains most of the options to configure the
-Watcher services.
-
-.. literalinclude:: ../watcher.conf.sample
-   :language: ini

doc/source/glossary.rst

@@ -65,6 +65,14 @@ Audit
 
 .. _audit_template_definition:
 
+Audit Scope
+===========
+
+An Audit Scope is a set of audited resources. Audit Scope should be defined
+in each Audit Template (which contains the Audit settings).
+
+.. _audit_scope_definition:
+
 Audit Template
 ==============
 

doc/source/images/architecture.svg

@@ -13,7 +13,7 @@
    height="210mm"
    id="svg4946"
    version="1.1"
-   inkscape:version="0.48.4 r9939"
+   inkscape:version="0.91 r13725"
    sodipodi:docname="architecture.svg">
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@@ -325,6 +325,20 @@
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          transform="matrix(-0.8,0,0,-0.8,4.8,0)" />
     </marker>
+    <marker
+       inkscape:stockid="EmptyTriangleInL"
+       orient="auto"
+       refY="0"
+       refX="0"
+       id="EmptyTriangleInL-5"
+       style="overflow:visible">
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+    </marker>
   </defs>
   <sodipodi:namedview
      inkscape:document-units="mm"
@@ -333,17 +347,21 @@
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      inkscape:pageopacity="0.0"
      inkscape:pageshadow="2"
-     inkscape:zoom="4"
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   <metadata
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@@ -410,7 +428,7 @@
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@@ -536,29 +554,29 @@
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+           x="290.34656"
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+         d="m 325.23661,753.47677 0,-27.00021"
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+         d="m 414.2546,753.65849 0,-27.00021"
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+         id="text5037-4-6-9-1-4-6"
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+         xml:space="preserve"><tspan
+           id="tspan5184-3-5-2-1-7"
+           style="font-size:20px;text-align:center;text-anchor:middle"
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-

doc/source/index.rst

@@ -43,7 +43,7 @@ Introduction
 
   glossary
   architecture
-  dev/contributing
+  contributor/contributing
 
 
 Getting Started
@@ -52,14 +52,7 @@ Getting Started
 .. toctree::
   :maxdepth: 1
 
-  dev/environment
-  dev/devstack
-  deploy/configuration
-  deploy/conf-files
-  deploy/apache-mod-wsgi
-  dev/notifications
-  dev/testing
-  dev/rally_link
+  contributor/index
 
 API References
 --------------
@@ -67,7 +60,7 @@ API References
 .. toctree::
   :maxdepth: 1
 
-  webapi/v1
+  api/index
 
 Plugins
 -------
@@ -75,30 +68,38 @@ Plugins
 .. toctree::
   :maxdepth: 1
 
-  dev/plugin/base-setup
-  dev/plugin/goal-plugin
-  dev/plugin/scoring-engine-plugin
-  dev/plugin/strategy-plugin
-  dev/plugin/cdmc-plugin
-  dev/plugin/action-plugin
-  dev/plugin/planner-plugin
-  dev/plugins
+  contributor/plugin/index
 
+Installation
+============
+.. toctree::
+  :maxdepth: 2
+
+  install/index
+
+Watcher Configuration Options
+=============================
+
+.. toctree::
+  :maxdepth: 2
+
+  configuration/index
 
 Admin Guide
 ===========
 
-Introduction
-------------
+.. toctree::
+  :maxdepth: 2
+
+  admin/index
+
+User Guide
+==========
 
 .. toctree::
-  :maxdepth: 1
+  :maxdepth: 2
 
-  deploy/installation
-  deploy/user-guide
-  deploy/policy
-  deploy/gmr
-  strategies/strategies
+  user/index
 
 Watcher Manual Pages
 ====================
@@ -107,7 +108,7 @@ Watcher Manual Pages
    :glob:
    :maxdepth: 1
 
-   man/*
+   man/index
 
 .. # NOTE(mriedem): This is the section where we hide things that we don't
    # actually want in the table of contents but sphinx build would fail if

doc/source/install/common_prerequisites.rst

@@ -15,13 +15,13 @@ you must create a database, service credentials, and API endpoints.
 
    * Create the ``watcher`` database:
 
-     .. code-block:: none
+     .. code-block:: console
 
         CREATE DATABASE watcher CHARACTER SET utf8;
 
    * Grant proper access to the ``watcher`` database:
 
-     .. code-block:: none
+     .. code-block:: console
 
         GRANT ALL PRIVILEGES ON watcher.* TO 'watcher'@'localhost' \
           IDENTIFIED BY 'WATCHER_DBPASS';
@@ -32,7 +32,7 @@ you must create a database, service credentials, and API endpoints.
 
    * Exit the database access client.
 
-     .. code-block:: none
+     .. code-block:: console
 
         exit;
 

doc/source/install/index.rst

@@ -23,15 +23,15 @@ of data center operating costs, increased system performance
 via intelligent virtual machine migration, increased energy
 efficiency—and more!
 
-watcher also supports a pluggable architecture by which custom
+Watcher also supports a pluggable architecture by which custom
 optimization algorithms, data metrics and data profilers can be
 developed and inserted into the Watcher framework.
 
-check the documentation for watcher optimization strategies at
-https://docs.openstack.org/developer/watcher/strategies
+Check the documentation for watcher optimization strategies at
+https://docs.openstack.org/watcher/latest/strategies/index.html
 
-check watcher glossary at
-https://docs.openstack.org/developer/watcher/glossary.html
+Check watcher glossary at
+https://docs.openstack.org/watcher/latest/glossary.html
 
 
 This chapter assumes a working setup of OpenStack following the

doc/source/install/install-obs.rst

@@ -4,8 +4,9 @@
 Install and configure for openSUSE and SUSE Linux Enterprise
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-This section describes how to install and configure the Infrastructure Optimization service
-for openSUSE Leap 42.1 and SUSE Linux Enterprise Server 12 SP1.
+This section describes how to install and configure the Infrastructure
+Optimization service for openSUSE Leap 42.1 and
+SUSE Linux Enterprise Server 12 SP1.
 
 .. include:: common_prerequisites.rst
 

doc/source/install/install-rdo.rst

@@ -4,8 +4,8 @@ Install and configure for Red Hat Enterprise Linux and CentOS
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
 
-This section describes how to install and configure the Infrastructure Optimization service
-for Red Hat Enterprise Linux 7 and CentOS 7.
+This section describes how to install and configure the Infrastructure
+Optimization service for Red Hat Enterprise Linux 7 and CentOS 7.
 
 .. include:: common_prerequisites.rst
 

doc/source/install/install-ubuntu.rst

@@ -3,8 +3,8 @@
 Install and configure for Ubuntu
 ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
 
-This section describes how to install and configure the Infrastructure Optimization
-service for Ubuntu 14.04 (LTS).
+This section describes how to install and configure the Infrastructure
+Optimization service for Ubuntu 14.04 (LTS).
 
 .. include:: common_prerequisites.rst
 

doc/source/install/install.rst

@@ -3,8 +3,8 @@
 Install and configure
 ~~~~~~~~~~~~~~~~~~~~~
 
-This section describes how to install and configure the
-Infrastructure Optimization service, code-named watcher, on the controller node.
+This section describes how to install and configure the Infrastructure
+Optimization service, code-named watcher, on the controller node.
 
 This section assumes that you already have a working OpenStack
 environment with at least the following components installed:

doc/source/man/index.rst

@@ -0,0 +1,8 @@
+.. toctree::
+   :glob:
+   :maxdepth: 1
+
+   watcher-api
+   watcher-applier
+   watcher-db-manage
+   watcher-decision-engine

doc/source/strategies/basic-server-consolidation.rst

@@ -57,7 +57,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 Configuration
 -------------

doc/source/strategies/outlet_temp_control.rst

@@ -61,7 +61,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 Configuration
 -------------

doc/source/strategies/uniform_airflow.rst

@@ -59,7 +59,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 Configuration
 -------------

doc/source/strategies/vm_workload_consolidation.rst

@@ -67,7 +67,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 
 Configuration

doc/source/strategies/workload-stabilization.rst

@@ -58,7 +58,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 Configuration
 -------------

doc/source/strategies/workload_balance.rst

@@ -56,7 +56,7 @@ Planner
 
 Default Watcher's planner:
 
-    .. watcher-term:: watcher.decision_engine.planner.default.DefaultPlanner
+    .. watcher-term:: watcher.decision_engine.planner.weight.WeightPlanner
 
 Configuration
 -------------

doc/source/user/index.rst

@@ -0,0 +1,4 @@
+.. toctree::
+   :maxdepth: 2
+
+   user-guide

doc/source/user/user-guide.rst

@@ -11,7 +11,7 @@ Watcher User Guide
 ==================
 
 See the
-`architecture page <http://docs.openstack.org/developer/watcher/architecture.html>`_
+`architecture page <https://docs.openstack.org/watcher/latest/architecture.html>`_
 for an architectural overview of the different components of Watcher and how
 they fit together.
 

install-guide/source/conf.py

@@ -1,301 +0,0 @@
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#    http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
-# implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-# This file is execfile()d with the current directory set to its
-# containing dir.
-#
-# Note that not all possible configuration values are present in this
-# autogenerated file.
-#
-# All configuration values have a default; values that are commented out
-# serve to show the default.
-
-import os
-# import sys
-
-
-import openstackdocstheme
-
-# If extensions (or modules to document with autodoc) are in another directory,
-# add these directories to sys.path here. If the directory is relative to the
-# documentation root, use os.path.abspath to make it absolute, like shown here.
-# sys.path.insert(0, os.path.abspath('.'))
-
-# -- General configuration ------------------------------------------------
-
-# If your documentation needs a minimal Sphinx version, state it here.
-# needs_sphinx = '1.0'
-
-# Add any Sphinx extension module names here, as strings. They can be
-# extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
-# ones.
-# TODO(ajaeger): enable PDF building, for example add 'rst2pdf.pdfbuilder'
-# extensions =
-
-# Add any paths that contain templates here, relative to this directory.
-# templates_path = ['_templates']
-
-# The suffix of source filenames.
-source_suffix = '.rst'
-
-# The encoding of source files.
-# source_encoding = 'utf-8-sig'
-
-# The master toctree document.
-master_doc = 'index'
-
-# General information about the project.
-project = u'Installation Guide for Infrastructure Optimization Service'
-bug_tag = u'install-guide'
-copyright = u'2016, OpenStack contributors'
-
-# The version info for the project you're documenting, acts as replacement for
-# |version| and |release|, also used in various other places throughout the
-# built documents.
-#
-# The short X.Y version.
-version = '0.1'
-# The full version, including alpha/beta/rc tags.
-release = '0.1'
-
-# A few variables have to be set for the log-a-bug feature.
-#   giturl: The location of conf.py on Git. Must be set manually.
-#   gitsha: The SHA checksum of the bug description. Automatically extracted
-#           from git log.
-#   bug_tag: Tag for categorizing the bug. Must be set manually.
-# These variables are passed to the logabug code via html_context.
-giturl = u'http://git.openstack.org/cgit/openstack/watcher/tree/install-guide/source'  # noqa
-git_cmd = "/usr/bin/git log | head -n1 | cut -f2 -d' '"
-gitsha = os.popen(git_cmd).read().strip('\n')
-html_context = {"gitsha": gitsha, "bug_tag": bug_tag,
-                "giturl": giturl,
-                "bug_project": "watcher"}
-
-# The language for content autogenerated by Sphinx. Refer to documentation
-# for a list of supported languages.
-# language = None
-
-# There are two options for replacing |today|: either, you set today to some
-# non-false value, then it is used:
-# today = ''
-# Else, today_fmt is used as the format for a strftime call.
-# today_fmt = '%B %d, %Y'
-
-# List of patterns, relative to source directory, that match files and
-# directories to ignore when looking for source files.
-exclude_patterns = ["common_prerequisites.rst", "common_configure.rst"]
-
-# The reST default role (used for this markup: `text`) to use for all
-# documents.
-# default_role = None
-
-# If true, '()' will be appended to :func: etc. cross-reference text.
-# add_function_parentheses = True
-
-# If true, the current module name will be prepended to all description
-# unit titles (such as .. function::).
-# add_module_names = True
-
-# If true, sectionauthor and moduleauthor directives will be shown in the
-# output. They are ignored by default.
-# show_authors = False
-
-# The name of the Pygments (syntax highlighting) style to use.
-pygments_style = 'sphinx'
-
-# A list of ignored prefixes for module index sorting.
-# modindex_common_prefix = []
-
-# If true, keep warnings as "system message" paragraphs in the built documents.
-# keep_warnings = False
-
-
-# -- Options for HTML output ----------------------------------------------
-
-# The theme to use for HTML and HTML Help pages.  See the documentation for
-# a list of builtin themes.
-html_theme = 'openstackdocs'
-
-# Theme options are theme-specific and customize the look and feel of a theme
-# further.  For a list of options available for each theme, see the
-# documentation.
-# html_theme_options = {}
-
-# Add any paths that contain custom themes here, relative to this directory.
-html_theme_path = [openstackdocstheme.get_html_theme_path()]
-
-# The name for this set of Sphinx documents.  If None, it defaults to
-# "<project> v<release> documentation".
-# html_title = None
-
-# A shorter title for the navigation bar.  Default is the same as html_title.
-# html_short_title = None
-
-# The name of an image file (relative to this directory) to place at the top
-# of the sidebar.
-# html_logo = None
-
-# The name of an image file (within the static path) to use as favicon of the
-# docs.  This file should be a Windows icon file (.ico) being 16x16 or 32x32
-# pixels large.
-# html_favicon = None
-
-# Add any paths that contain custom static files (such as style sheets) here,
-# relative to this directory. They are copied after the builtin static files,
-# so a file named "default.css" will overwrite the builtin "default.css".
-# html_static_path = []
-
-# Add any extra paths that contain custom files (such as robots.txt or
-# .htaccess) here, relative to this directory. These files are copied
-# directly to the root of the documentation.
-# html_extra_path = []
-
-# If not '', a 'Last updated on:' timestamp is inserted at every page bottom,
-# using the given strftime format.
-# So that we can enable "log-a-bug" links from each output HTML page, this
-# variable must be set to a format that includes year, month, day, hours and
-# minutes.
-html_last_updated_fmt = '%Y-%m-%d %H:%M'
-
-
-# If true, SmartyPants will be used to convert quotes and dashes to
-# typographically correct entities.
-# html_use_smartypants = True
-
-# Custom sidebar templates, maps document names to template names.
-# html_sidebars = {}
-
-# Additional templates that should be rendered to pages, maps page names to
-# template names.
-# html_additional_pages = {}
-
-# If false, no module index is generated.
-# html_domain_indices = True
-
-# If false, no index is generated.
-html_use_index = False
-
-# If true, the index is split into individual pages for each letter.
-# html_split_index = False
-
-# If true, links to the reST sources are added to the pages.
-html_show_sourcelink = False
-
-# If true, "Created using Sphinx" is shown in the HTML footer. Default is True.
-# html_show_sphinx = True
-
-# If true, "(C) Copyright ..." is shown in the HTML footer. Default is True.
-# html_show_copyright = True
-
-# If true, an OpenSearch description file will be output, and all pages will
-# contain a <link> tag referring to it.  The value of this option must be the
-# base URL from which the finished HTML is served.
-# html_use_opensearch = ''
-
-# This is the file name suffix for HTML files (e.g. ".xhtml").
-# html_file_suffix = None
-
-# Output file base name for HTML help builder.
-htmlhelp_basename = 'install-guide'
-
-# If true, publish source files
-html_copy_source = False
-
-# -- Options for LaTeX output ---------------------------------------------
-
-latex_elements = {
-    # The paper size ('letterpaper' or 'a4paper').
-    # 'papersize': 'letterpaper',
-
-    # The font size ('10pt', '11pt' or '12pt').
-    # 'pointsize': '10pt',
-
-    # Additional stuff for the LaTeX preamble.
-    # 'preamble': '',
-}
-
-# Grouping the document tree into LaTeX files. List of tuples
-# (source start file, target name, title,
-#  author, documentclass [howto, manual, or own class]).
-latex_documents = [
-    ('index', 'InstallGuide.tex', u'Install Guide',
-     u'OpenStack contributors', 'manual'),
-]
-
-# The name of an image file (relative to this directory) to place at the top of
-# the title page.
-# latex_logo = None
-
-# For "manual" documents, if this is true, then toplevel headings are parts,
-# not chapters.
-# latex_use_parts = False
-
-# If true, show page references after internal links.
-# latex_show_pagerefs = False
-
-# If true, show URL addresses after external links.
-# latex_show_urls = False
-
-# Documents to append as an appendix to all manuals.
-# latex_appendices = []
-
-# If false, no module index is generated.
-# latex_domain_indices = True
-
-
-# -- Options for manual page output ---------------------------------------
-
-# One entry per manual page. List of tuples
-# (source start file, name, description, authors, manual section).
-man_pages = [
-    ('index', 'installguide', u'Install Guide',
-     [u'OpenStack contributors'], 1)
-]
-
-# If true, show URL addresses after external links.
-# man_show_urls = False
-
-
-# -- Options for Texinfo output -------------------------------------------
-
-# Grouping the document tree into Texinfo files. List of tuples
-# (source start file, target name, title, author,
-#  dir menu entry, description, category)
-texinfo_documents = [
-    ('index', 'InstallGuide', u'Install Guide',
-     u'OpenStack contributors', 'InstallGuide',
-     'This guide shows OpenStack end users how to install '
-     'an OpenStack cloud.', 'Miscellaneous'),
-]
-
-# Documents to append as an appendix to all manuals.
-# texinfo_appendices = []
-
-# If false, no module index is generated.
-# texinfo_domain_indices = True
-
-# How to display URL addresses: 'footnote', 'no', or 'inline'.
-# texinfo_show_urls = 'footnote'
-
-# If true, do not generate a @detailmenu in the "Top" node's menu.
-# texinfo_no_detailmenu = False
-
-# -- Options for Internationalization output ------------------------------
-locale_dirs = ['locale/']
-
-# -- Options for PDF output --------------------------------------------------
-
-pdf_documents = [
-    ('index', u'InstallGuide', u'Install Guide',
-     u'OpenStack contributors')
-]

releasenotes/notes/add-power-on-off-a77673d482568a8b.yaml

@@ -0,0 +1,3 @@
+---
+features:
+  - Add action for compute node power on/off

releasenotes/notes/cinder-model-integration-baa394a72a0a33bf.yaml

@@ -0,0 +1,4 @@
+---
+features:
+  - |
+    Added cinder cluster data model

releasenotes/source/conf.py

@@ -38,7 +38,7 @@ from watcher import version as watcher_version
 # Add any Sphinx extension module names here, as strings. They can be
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom ones.
 extensions = ['reno.sphinxext',
-              'oslosphinx']
+              'openstackdocstheme']
 
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ['_templates']
@@ -104,7 +104,7 @@ pygments_style = 'sphinx'
 
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
-html_theme = 'default'
+html_theme = 'openstackdocs'
 
 # Theme options are theme-specific and customize the look and feel of a theme
 # further.  For a list of options available for each theme, see the

requirements.txt

@@ -5,20 +5,22 @@
 apscheduler # MIT License
 enum34;python_version=='2.7' or python_version=='2.6' or python_version=='3.3' # BSD
 jsonpatch>=1.1 # BSD
-keystoneauth1>=2.20.0 # Apache-2.0
+keystoneauth1>=3.0.1 # Apache-2.0
+jsonschema!=2.5.0,<3.0.0,>=2.0.0 # MIT
 keystonemiddleware>=4.12.0 # Apache-2.0
 lxml!=3.7.0,>=2.3 # BSD
+croniter>=0.3.4 # MIT License
 oslo.concurrency>=3.8.0 # Apache-2.0
 oslo.cache>=1.5.0 # Apache-2.0
-oslo.config>=4.0.0 # Apache-2.0
+oslo.config!=4.3.0,!=4.4.0,>=4.0.0 # Apache-2.0
 oslo.context>=2.14.0 # Apache-2.0
-oslo.db>=4.21.1 # Apache-2.0
+oslo.db>=4.24.0 # Apache-2.0
 oslo.i18n!=3.15.2,>=2.1.0 # Apache-2.0
 oslo.log>=3.22.0 # Apache-2.0
 oslo.messaging!=5.25.0,>=5.24.2 # Apache-2.0
-oslo.policy>=1.17.0 # Apache-2.0
+oslo.policy>=1.23.0 # Apache-2.0
 oslo.reports>=0.6.0 # Apache-2.0
-oslo.serialization>=1.10.0 # Apache-2.0
+oslo.serialization!=2.19.1,>=1.10.0 # Apache-2.0
 oslo.service>=1.10.0 # Apache-2.0
 oslo.utils>=3.20.0 # Apache-2.0
 oslo.versionedobjects>=1.17.0 # Apache-2.0
@@ -29,14 +31,14 @@ PrettyTable<0.8,>=0.7.1 # BSD
 voluptuous>=0.8.9 # BSD License
 gnocchiclient>=2.7.0 # Apache-2.0
 python-ceilometerclient>=2.5.0 # Apache-2.0
-python-cinderclient>=2.1.0 # Apache-2.0
+python-cinderclient>=3.0.0 # Apache-2.0
 python-glanceclient>=2.7.0 # Apache-2.0
 python-keystoneclient>=3.8.0 # Apache-2.0
 python-monascaclient>=1.1.0 # Apache-2.0
 python-neutronclient>=6.3.0 # Apache-2.0
-python-novaclient>=7.1.0 # Apache-2.0
+python-novaclient>=9.0.0 # Apache-2.0
 python-openstackclient!=3.10.0,>=3.3.0 # Apache-2.0
-python-ironicclient>=1.11.0 # Apache-2.0
+python-ironicclient>=1.14.0 # Apache-2.0
 six>=1.9.0 # MIT
 SQLAlchemy!=1.1.5,!=1.1.6,!=1.1.7,!=1.1.8,>=1.0.10 # MIT
 stevedore>=1.20.0 # Apache-2.0

setup.cfg

@@ -5,7 +5,7 @@ description-file =
     README.rst
 author = OpenStack
 author-email = openstack-dev@lists.openstack.org
-home-page = http://docs.openstack.org/developer/watcher/
+home-page = https://docs.openstack.org/watcher/latest/
 classifier =
     Environment :: OpenStack
     Intended Audience :: Information Technology
@@ -53,6 +53,7 @@ watcher_goals =
     thermal_optimization = watcher.decision_engine.goal.goals:ThermalOptimization
     workload_balancing = watcher.decision_engine.goal.goals:WorkloadBalancing
     airflow_optimization = watcher.decision_engine.goal.goals:AirflowOptimization
+    noisy_neighbor = watcher.decision_engine.goal.goals:NoisyNeighborOptimization
 
 watcher_scoring_engines =
     dummy_scorer = watcher.decision_engine.scoring.dummy_scorer:DummyScorer
@@ -70,6 +71,7 @@ watcher_strategies =
     workload_stabilization = watcher.decision_engine.strategy.strategies.workload_stabilization:WorkloadStabilization
     workload_balance = watcher.decision_engine.strategy.strategies.workload_balance:WorkloadBalance
     uniform_airflow = watcher.decision_engine.strategy.strategies.uniform_airflow:UniformAirflow
+    noisy_neighbor = watcher.decision_engine.strategy.strategies.noisy_neighbor:NoisyNeighbor
 
 watcher_actions =
     migrate = watcher.applier.actions.migration:Migrate
@@ -77,6 +79,7 @@ watcher_actions =
     sleep = watcher.applier.actions.sleep:Sleep
     change_nova_service_state = watcher.applier.actions.change_nova_service_state:ChangeNovaServiceState
     resize = watcher.applier.actions.resize:Resize
+    change_node_power_state = watcher.applier.actions.change_node_power_state:ChangeNodePowerState
 
 watcher_workflow_engines =
     taskflow = watcher.applier.workflow_engine.default:DefaultWorkFlowEngine
@@ -87,6 +90,8 @@ watcher_planners =
 
 watcher_cluster_data_model_collectors =
     compute = watcher.decision_engine.model.collector.nova:NovaClusterDataModelCollector
+    storage = watcher.decision_engine.model.collector.cinder:CinderClusterDataModelCollector
+
 
 [pbr]
 warnerrors = true
@@ -104,6 +109,7 @@ source-dir = doc/source
 build-dir = doc/build
 fresh_env = 1
 all_files = 1
+warning-is-error = 1
 
 [upload_sphinx]
 upload-dir = doc/build/html

test-requirements.txt

@@ -15,9 +15,8 @@ testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
 
 # Doc requirements
-openstackdocstheme>=1.5.0 # Apache-2.0
-oslosphinx>=4.7.0 # Apache-2.0
-sphinx!=1.6.1,>=1.5.1 # BSD
+openstackdocstheme>=1.11.0 # Apache-2.0
+sphinx>=1.6.2 # BSD
 sphinxcontrib-pecanwsme>=0.8 # Apache-2.0
 
 

tox.ini

@@ -15,6 +15,7 @@ commands =
   rm -f .testrepository/times.dbm
   find . -type f -name "*.py[c|o]" -delete
   ostestr --concurrency=6 {posargs}
+passenv = http_proxy HTTP_PROXY https_proxy HTTPS_PROXY no_proxy NO_PROXY
 
 [testenv:pep8]
 commands =
@@ -43,12 +44,13 @@ commands = oslo_debug_helper -t watcher/tests {posargs}
 [testenv:genconfig]
 sitepackages = False
 commands =
-    oslo-config-generator --config-file etc/watcher/watcher-config-generator.conf
+    oslo-config-generator --config-file etc/watcher/oslo-config-generator/watcher.conf
 
 [flake8]
 show-source=True
-ignore= H105,E123,E226,N320
+ignore= H105,E123,E226,N320,H202
 builtins= _
+enable-extensions = H106,H203
 exclude=.venv,.git,.tox,dist,doc,*lib/python*,*egg,build,*sqlalchemy/alembic/versions/*,demo/,releasenotes
 
 [testenv:wheel]
@@ -69,6 +71,3 @@ commands = sphinx-build -a -W -E -d releasenotes/build/doctrees -b html releasen
 [testenv:bandit]
 deps = -r{toxinidir}/test-requirements.txt
 commands = bandit -r watcher -x tests -n5 -ll -s B320
-
-[testenv:install-guide]
-commands = sphinx-build -a -E -W -d install-guide/build/doctrees -b html install-guide/source install-guide/build/html

watcher/_i18n.py

@@ -32,16 +32,6 @@ _C = _translators.contextual_form
 # The plural translation function using the name "_P"
 _P = _translators.plural_form
 
-# Translators for log levels.
-#
-# The abbreviated names are meant to reflect the usual use of a short
-# name like '_'. The "L" is for "log" and the other letter comes from
-# the level.
-_LI = _translators.log_info
-_LW = _translators.log_warning
-_LE = _translators.log_error
-_LC = _translators.log_critical
-
 
 def lazy_translation_enabled():
     return _lazy.USE_LAZY

watcher/api/controllers/v1/audit.py

@@ -65,7 +65,7 @@ class AuditPostType(wtypes.Base):
 
     parameters = wtypes.wsattr({wtypes.text: types.jsontype}, mandatory=False,
                                default={})
-    interval = wsme.wsattr(int, mandatory=False)
+    interval = wsme.wsattr(types.interval_or_cron, mandatory=False)
 
     scope = wtypes.wsattr(types.jsontype, readonly=True)
 
@@ -261,7 +261,7 @@ class Audit(base.APIBase):
     links = wsme.wsattr([link.Link], readonly=True)
     """A list containing a self link and associated audit links"""
 
-    interval = wsme.wsattr(int, mandatory=False)
+    interval = wsme.wsattr(wtypes.text, mandatory=False)
     """Launch audit periodically (in seconds)"""
 
     scope = wsme.wsattr(types.jsontype, mandatory=False)
@@ -270,6 +270,9 @@ class Audit(base.APIBase):
     auto_trigger = wsme.wsattr(bool, mandatory=False, default=False)
     """Autoexecute action plan once audit is succeeded"""
 
+    next_run_time = wsme.wsattr(datetime.datetime, mandatory=False)
+    """The next time audit launch"""
+
     def __init__(self, **kwargs):
         self.fields = []
         fields = list(objects.Audit.fields)
@@ -301,7 +304,8 @@ class Audit(base.APIBase):
             audit.unset_fields_except(['uuid', 'audit_type', 'state',
                                        'goal_uuid', 'interval', 'scope',
                                        'strategy_uuid', 'goal_name',
-                                       'strategy_name', 'auto_trigger'])
+                                       'strategy_name', 'auto_trigger',
+                                       'next_run_time'])
 
         audit.links = [link.Link.make_link('self', url,
                                            'audits', audit.uuid),
@@ -325,9 +329,10 @@ class Audit(base.APIBase):
                      created_at=datetime.datetime.utcnow(),
                      deleted_at=None,
                      updated_at=datetime.datetime.utcnow(),
-                     interval=7200,
+                     interval='7200',
                      scope=[],
-                     auto_trigger=False)
+                     auto_trigger=False,
+                     next_run_time=datetime.datetime.utcnow())
 
         sample.goal_id = '7ae81bb3-dec3-4289-8d6c-da80bd8001ae'
         sample.strategy_id = '7ae81bb3-dec3-4289-8d6c-da80bd8001ff'

watcher/api/controllers/v1/audit_template.py

@@ -550,7 +550,7 @@ class AuditTemplatesController(rest.RestController):
     def get_one(self, audit_template):
         """Retrieve information about the given audit template.
 
-        :param audit audit_template: UUID or name of an audit template.
+        :param audit_template: UUID or name of an audit template.
         """
         if self.from_audit_templates:
             raise exception.OperationNotPermitted
@@ -597,7 +597,7 @@ class AuditTemplatesController(rest.RestController):
     def patch(self, audit_template, patch):
         """Update an existing audit template.
 
-        :param audit template_uuid: UUID of a audit template.
+        :param template_uuid: UUID of a audit template.
         :param patch: a json PATCH document to apply to this audit template.
         """
         if self.from_audit_templates:
@@ -645,7 +645,7 @@ class AuditTemplatesController(rest.RestController):
     def delete(self, audit_template):
         """Delete a audit template.
 
-        :param audit template_uuid: UUID or name of an audit template.
+        :param template_uuid: UUID or name of an audit template.
         """
         context = pecan.request.context
         audit_template_to_delete = api_utils.get_resource('AuditTemplate',

watcher/api/controllers/v1/types.py

@@ -43,6 +43,28 @@ class UuidOrNameType(wtypes.UserType):
         return UuidOrNameType.validate(value)
 
 
+class IntervalOrCron(wtypes.UserType):
+    """A simple int value or cron syntax type"""
+
+    basetype = wtypes.text
+    name = 'interval_or_cron'
+
+    @staticmethod
+    def validate(value):
+        if not (utils.is_int_like(value) or utils.is_cron_like(value)):
+            raise exception.InvalidIntervalOrCron(name=value)
+        return value
+
+    @staticmethod
+    def frombasetype(value):
+        if value is None:
+            return None
+        return IntervalOrCron.validate(value)
+
+
+interval_or_cron = IntervalOrCron()
+
+
 class NameType(wtypes.UserType):
     """A simple logical name type."""
 

watcher/api/scheduling.py

@@ -21,7 +21,6 @@ from oslo_log import log
 from oslo_utils import timeutils
 import six
 
-from watcher._i18n import _LW
 from watcher.common import context as watcher_context
 from watcher.common import scheduling
 from watcher import notifications
@@ -67,9 +66,8 @@ class APISchedulingService(scheduling.BackgroundSchedulerService):
         elapsed = timeutils.delta_seconds(last_heartbeat, timeutils.utcnow())
         is_up = abs(elapsed) <= CONF.service_down_time
         if not is_up:
-            LOG.warning(_LW('Seems service %(name)s on host %(host)s is down. '
-                            'Last heartbeat was %(lhb)s.'
-                            'Elapsed time is %(el)s'),
+            LOG.warning('Seems service %(name)s on host %(host)s is down. '
+                        'Last heartbeat was %(lhb)s. Elapsed time is %(el)s',
                         {'name': service.name,
                          'host': service.host,
                          'lhb': str(last_heartbeat), 'el': str(elapsed)})

watcher/applier/actions/base.py

@@ -18,6 +18,7 @@
 
 import abc
 
+import jsonschema
 import six
 
 from watcher.common import clients
@@ -130,8 +131,11 @@ class BaseAction(loadable.Loadable):
         raise NotImplementedError()
 
     def validate_parameters(self):
-        self.schema(self.input_parameters)
-        return True
+        try:
+            jsonschema.validate(self.input_parameters, self.schema)
+            return True
+        except jsonschema.ValidationError as e:
+            raise e
 
     @abc.abstractmethod
     def get_description(self):
@@ -139,4 +143,10 @@ class BaseAction(loadable.Loadable):
         raise NotImplementedError()
 
     def check_abort(self):
-        return bool(self.__class__.__name__ in self.ABORT_TRUE)
+        if self.__class__.__name__ is 'Migrate':
+            if self.migration_type == self.LIVE_MIGRATION:
+                return True
+            else:
+                return False
+        else:
+            return bool(self.__class__.__name__ in self.ABORT_TRUE)

watcher/applier/actions/change_node_power_state.py

@@ -0,0 +1,118 @@
+# -*- encoding: utf-8 -*-
+# Copyright (c) 2017 ZTE
+#
+# Authors: Li Canwei
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+import enum
+
+from watcher._i18n import _
+from watcher.applier.actions import base
+from watcher.common import exception
+
+
+class NodeState(enum.Enum):
+    POWERON = 'on'
+    POWEROFF = 'off'
+
+
+class ChangeNodePowerState(base.BaseAction):
+    """Compute node power on/off
+
+    By using this action, you will be able to on/off the power of a
+    compute node.
+
+    The action schema is::
+
+        schema = Schema({
+         'resource_id': str,
+         'state': str,
+        })
+
+    The `resource_id` references a ironic node id (list of available
+    ironic node is returned by this command: ``ironic node-list``).
+    The `state` value should either be `on` or `off`.
+    """
+
+    STATE = 'state'
+
+    @property
+    def schema(self):
+        return {
+            'type': 'object',
+            'properties': {
+                'resource_id': {
+                    'type': 'string',
+                    "minlength": 1
+                },
+                'state': {
+                    'type': 'string',
+                    'enum': [NodeState.POWERON.value,
+                             NodeState.POWEROFF.value]
+                }
+            },
+            'required': ['resource_id', 'state'],
+            'additionalProperties': False,
+        }
+
+    @property
+    def node_uuid(self):
+        return self.resource_id
+
+    @property
+    def state(self):
+        return self.input_parameters.get(self.STATE)
+
+    def execute(self):
+        target_state = self.state
+        return self._node_manage_power(target_state)
+
+    def revert(self):
+        if self.state == NodeState.POWERON.value:
+            target_state = NodeState.POWEROFF.value
+        elif self.state == NodeState.POWEROFF.value:
+            target_state = NodeState.POWERON.value
+        return self._node_manage_power(target_state)
+
+    def _node_manage_power(self, state):
+        if state is None:
+            raise exception.IllegalArgumentException(
+                message=_("The target state is not defined"))
+
+        result = False
+        ironic_client = self.osc.ironic()
+        nova_client = self.osc.nova()
+        if state == NodeState.POWEROFF.value:
+            node_info = ironic_client.node.get(self.node_uuid).to_dict()
+            compute_node_id = node_info['extra']['compute_node_id']
+            compute_node = nova_client.hypervisors.get(compute_node_id)
+            compute_node = compute_node.to_dict()
+            if (compute_node['running_vms'] == 0):
+                result = ironic_client.node.set_power_state(
+                    self.node_uuid, state)
+        else:
+            result = ironic_client.node.set_power_state(self.node_uuid, state)
+        return result
+
+    def pre_condition(self):
+        pass
+
+    def post_condition(self):
+        pass
+
+    def get_description(self):
+        """Description of the action"""
+        return ("Compute node power on/off through ironic.")

watcher/applier/actions/change_nova_service_state.py

@@ -17,9 +17,6 @@
 # limitations under the License.
 #
 
-import six
-import voluptuous
-
 from watcher._i18n import _
 from watcher.applier.actions import base
 from watcher.common import exception
@@ -51,15 +48,24 @@ class ChangeNovaServiceState(base.BaseAction):
 
     @property
     def schema(self):
-        return voluptuous.Schema({
-            voluptuous.Required(self.RESOURCE_ID):
-                voluptuous.All(
-                    voluptuous.Any(*six.string_types),
-                    voluptuous.Length(min=1)),
-            voluptuous.Required(self.STATE):
-                voluptuous.Any(*[state.value
-                                 for state in list(element.ServiceState)]),
-        })
+        return {
+            'type': 'object',
+            'properties': {
+                'resource_id': {
+                    'type': 'string',
+                    "minlength": 1
+                },
+                'state': {
+                    'type': 'string',
+                    'enum': [element.ServiceState.ONLINE.value,
+                             element.ServiceState.OFFLINE.value,
+                             element.ServiceState.ENABLED.value,
+                             element.ServiceState.DISABLED.value]
+                }
+            },
+            'required': ['resource_id', 'state'],
+            'additionalProperties': False,
+        }
 
     @property
     def host(self):

watcher/applier/actions/migration.py

@@ -17,15 +17,12 @@
 # limitations under the License.
 #
 
-from oslo_log import log
-import six
-import voluptuous
 
+from oslo_log import log
 from watcher._i18n import _
 from watcher.applier.actions import base
 from watcher.common import exception
 from watcher.common import nova_helper
-from watcher.common import utils
 
 LOG = log.getLogger(__name__)
 
@@ -62,28 +59,36 @@ class Migrate(base.BaseAction):
     DESTINATION_NODE = 'destination_node'
     SOURCE_NODE = 'source_node'
 
-    def check_resource_id(self, value):
-        if (value is not None and
-                len(value) > 0 and not
-                utils.is_uuid_like(value)):
-            raise voluptuous.Invalid(_("The parameter "
-                                       "resource_id is invalid."))
-
     @property
     def schema(self):
-        return voluptuous.Schema({
-            voluptuous.Required(self.RESOURCE_ID): self.check_resource_id,
-            voluptuous.Required(
-                self.MIGRATION_TYPE, default=self.LIVE_MIGRATION):
-                    voluptuous.Any(
-                        *[self.LIVE_MIGRATION, self.COLD_MIGRATION]),
-            voluptuous.Required(self.DESTINATION_NODE):
-                voluptuous.All(voluptuous.Any(*six.string_types),
-                               voluptuous.Length(min=1)),
-            voluptuous.Required(self.SOURCE_NODE):
-                voluptuous.All(voluptuous.Any(*six.string_types),
-                               voluptuous.Length(min=1)),
-        })
+        return {
+            'type': 'object',
+            'properties': {
+                'destination_node': {
+                    "anyof": [
+                        {'type': 'string', "minLength": 1},
+                        {'type': 'None'}
+                        ]
+                },
+                'migration_type': {
+                    'type': 'string',
+                    "enum": ["live", "cold"]
+                },
+                'resource_id': {
+                    'type': 'string',
+                    "minlength": 1,
+                    "pattern": ("^([a-fA-F0-9]){8}-([a-fA-F0-9]){4}-"
+                                "([a-fA-F0-9]){4}-([a-fA-F0-9]){4}-"
+                                "([a-fA-F0-9]){12}$")
+                },
+                'source_node': {
+                    'type': 'string',
+                    "minLength": 1
+                    }
+            },
+            'required': ['migration_type', 'resource_id', 'source_node'],
+            'additionalProperties': False,
+        }
 
     @property
     def instance_uuid(self):
@@ -137,13 +142,28 @@ class Migrate(base.BaseAction):
             LOG.critical("Unexpected error occurred. Migration failed for "
                          "instance %s. Leaving instance on previous "
                          "host.", self.instance_uuid)
-
         return result
 
-    def migrate(self, destination):
+    def _abort_cold_migrate(self, nova):
+        # TODO(adisky): currently watcher uses its own version of cold migrate
+        # implement cold migrate using nova dependent on the blueprint
+        # https://blueprints.launchpad.net/nova/+spec/cold-migration-with-target
+        # Abort operation for cold migrate is dependent on blueprint
+        # https://blueprints.launchpad.net/nova/+spec/abort-cold-migration
+        LOG.warning("Abort operation for cold migration is not implemented")
+
+    def _abort_live_migrate(self, nova, source, destination):
+        return nova.abort_live_migrate(instance_id=self.instance_uuid,
+                                       source=source, destination=destination)
+
+    def migrate(self, destination=None):
         nova = nova_helper.NovaHelper(osc=self.osc)
-        LOG.debug("Migrate instance %s to %s", self.instance_uuid,
-                  destination)
+        if destination is None:
+            LOG.debug("Migrating instance %s, destination node will be "
+                      "determined by nova-scheduler", self.instance_uuid)
+        else:
+            LOG.debug("Migrate instance %s to %s", self.instance_uuid,
+                      destination)
         instance = nova.find_instance(self.instance_uuid)
         if instance:
             if self.migration_type == self.LIVE_MIGRATION:
@@ -165,8 +185,17 @@ class Migrate(base.BaseAction):
         return self.migrate(destination=self.source_node)
 
     def abort(self):
-        # TODO(adisky): implement abort for migration
-        LOG.warning("Abort for migration not implemented")
+        nova = nova_helper.NovaHelper(osc=self.osc)
+        instance = nova.find_instance(self.instance_uuid)
+        if instance:
+            if self.migration_type == self.COLD_MIGRATION:
+                return self._abort_cold_migrate(nova)
+            elif self.migration_type == self.LIVE_MIGRATION:
+                return self._abort_live_migrate(
+                    nova, source=self.source_node,
+                    destination=self.destination_node)
+        else:
+            raise exception.InstanceNotFound(name=self.instance_uuid)
 
     def pre_condition(self):
         # TODO(jed): check if the instance exists / check if the instance is on

watcher/applier/actions/nop.py

@@ -18,8 +18,6 @@
 #
 
 from oslo_log import log
-import six
-import voluptuous
 
 from watcher.applier.actions import base
 
@@ -42,10 +40,16 @@ class Nop(base.BaseAction):
 
     @property
     def schema(self):
-        return voluptuous.Schema({
-            voluptuous.Required(self.MESSAGE): voluptuous.Any(
-                voluptuous.Any(*six.string_types), None)
-        })
+        return {
+            'type': 'object',
+            'properties': {
+                'message': {
+                    'type': ['string', 'null']
+                }
+            },
+            'required': ['message'],
+            'additionalProperties': False,
+        }
 
     @property
     def message(self):
@@ -71,3 +75,4 @@ class Nop(base.BaseAction):
 
     def abort(self):
         LOG.debug("Abort action NOP")
+        return True

watcher/applier/actions/resize.py

@@ -18,13 +18,9 @@
 #
 
 from oslo_log import log
-import six
-import voluptuous
 
-from watcher._i18n import _
 from watcher.applier.actions import base
 from watcher.common import nova_helper
-from watcher.common import utils
 
 LOG = log.getLogger(__name__)
 
@@ -49,21 +45,26 @@ class Resize(base.BaseAction):
     # input parameters constants
     FLAVOR = 'flavor'
 
-    def check_resource_id(self, value):
-        if (value is not None and
-                len(value) > 0 and not
-                utils.is_uuid_like(value)):
-            raise voluptuous.Invalid(_("The parameter "
-                                       "resource_id is invalid."))
-
     @property
     def schema(self):
-        return voluptuous.Schema({
-            voluptuous.Required(self.RESOURCE_ID): self.check_resource_id,
-            voluptuous.Required(self.FLAVOR):
-                voluptuous.All(voluptuous.Any(*six.string_types),
-                               voluptuous.Length(min=1)),
-        })
+            return {
+                'type': 'object',
+                'properties': {
+                    'resource_id': {
+                        'type': 'string',
+                        'minlength': 1,
+                        'pattern': ('^([a-fA-F0-9]){8}-([a-fA-F0-9]){4}-'
+                                    '([a-fA-F0-9]){4}-([a-fA-F0-9]){4}-'
+                                    '([a-fA-F0-9]){12}$')
+                    },
+                    'flavor': {
+                        'type': 'string',
+                        'minlength': 1,
+                    },
+                },
+                'required': ['resource_id', 'flavor'],
+                'additionalProperties': False,
+            }
 
     @property
     def instance_uuid(self):

watcher/applier/actions/sleep.py

@@ -20,8 +20,6 @@
 import time
 
 from oslo_log import log
-import voluptuous
-
 from watcher.applier.actions import base
 
 LOG = log.getLogger(__name__)
@@ -43,10 +41,17 @@ class Sleep(base.BaseAction):
 
     @property
     def schema(self):
-        return voluptuous.Schema({
-            voluptuous.Required(self.DURATION, default=1):
-                voluptuous.All(float, voluptuous.Range(min=0))
-        })
+        return {
+            'type': 'object',
+            'properties': {
+                'duration': {
+                    'type': 'number',
+                    'minimum': 0
+                },
+            },
+            'required': ['duration'],
+            'additionalProperties': False,
+        }
 
     @property
     def duration(self):
@@ -73,3 +78,4 @@ class Sleep(base.BaseAction):
 
     def abort(self):
         LOG.debug("Abort action sleep")
+        return True

watcher/applier/workflow_engine/base.py

@@ -88,10 +88,6 @@ class BaseWorkFlowEngine(loadable.Loadable):
     def notify(self, action, state):
         db_action = objects.Action.get_by_uuid(self.context, action.uuid,
                                                eager=True)
-        if (db_action.state in [objects.action.State.CANCELLING,
-           objects.action.State.CANCELLED] and
-           state == objects.action.State.SUCCEEDED):
-            return
         db_action.state = state
         db_action.save()
 
@@ -204,7 +200,7 @@ class BaseTaskFlowActionContainer(flow_task.Task):
                objects.action.State.FAILED] or
                action_plan_object.state in CANCEL_STATE):
                 break
-            time.sleep(2)
+            time.sleep(1)
         try:
             # NOTE: kill the action execution thread, if action plan is
             # cancelled for all other cases wait for the result from action
@@ -246,15 +242,19 @@ class BaseTaskFlowActionContainer(flow_task.Task):
         # if due to some other exception keep the flow intact.
         if action_plan.state not in CANCEL_STATE:
             self.do_revert()
+            return
+
         action_object = objects.Action.get_by_uuid(
             self.engine.context, self._db_action.uuid, eager=True)
         if action_object.state == objects.action.State.ONGOING:
             action_object.state = objects.action.State.CANCELLING
             action_object.save()
             self.abort()
-        if action_object.state == objects.action.State.PENDING:
+        elif action_object.state == objects.action.State.PENDING:
             action_object.state = objects.action.State.CANCELLED
             action_object.save()
+        else:
+            pass
 
     def abort(self, *args, **kwargs):
         self.do_abort(*args, **kwargs)

watcher/applier/workflow_engine/default.py

@@ -143,8 +143,14 @@ class TaskFlowActionContainer(base.BaseTaskFlowActionContainer):
     def do_abort(self, *args, **kwargs):
         LOG.warning("Aborting action: %s", self.name)
         try:
-            self.action.abort()
-            self.engine.notify(self._db_action, objects.action.State.CANCELLED)
+            result = self.action.abort()
+            if result:
+                # Aborted the action.
+                self.engine.notify(self._db_action,
+                                   objects.action.State.CANCELLED)
+            else:
+                self.engine.notify(self._db_action,
+                                   objects.action.State.SUCCEEDED)
         except Exception as e:
             self.engine.notify(self._db_action, objects.action.State.FAILED)
             LOG.exception(e)

watcher/cmd/dbmanage.py

@@ -71,7 +71,7 @@ def add_command_parsers(subparsers):
              "Optionally, use --revision to specify an alembic revision "
              "string to upgrade to.")
     parser.set_defaults(func=DBCommand.upgrade)
-    parser.add_argument('revision', nargs='?')
+    parser.add_argument('--revision', nargs='?')
 
     parser = subparsers.add_parser(
         'downgrade',
@@ -79,7 +79,7 @@ def add_command_parsers(subparsers):
              "While optional, one should generally use --revision to "
              "specify the alembic revision string to downgrade to.")
     parser.set_defaults(func=DBCommand.downgrade)
-    parser.add_argument('revision', nargs='?')
+    parser.add_argument('--revision', nargs='?')
 
     parser = subparsers.add_parser('stamp')
     parser.add_argument('revision', nargs='?')

watcher/common/cinder_helper.py

@@ -0,0 +1,79 @@
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
+# implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+
+from oslo_log import log
+
+from watcher.common import clients
+from watcher.common import exception
+
+LOG = log.getLogger(__name__)
+
+
+class CinderHelper(object):
+
+    def __init__(self, osc=None):
+        """:param osc: an OpenStackClients instance"""
+        self.osc = osc if osc else clients.OpenStackClients()
+        self.cinder = self.osc.cinder()
+
+    def get_storage_node_list(self):
+        return list(self.cinder.services.list(binary='cinder-volume'))
+
+    def get_storage_node_by_name(self, name):
+        """Get storage node by name(host@backendname)"""
+        try:
+            storages = list(filter(lambda storage:
+                            storage.host == name,
+                            self.get_storage_node_list()))
+            if len(storages) != 1:
+                raise exception.StorageNodeNotFound(name=name)
+            return storages[0]
+        except Exception as exc:
+            LOG.exception(exc)
+            raise exception.StorageNodeNotFound(name=name)
+
+    def get_storage_pool_list(self):
+        return self.cinder.pools.list(detailed=True)
+
+    def get_storage_pool_by_name(self, name):
+        """Get pool by name(host@backend#poolname)"""
+        try:
+            pools = list(filter(lambda pool:
+                         pool.name == name,
+                         self.get_storage_pool_list()))
+            if len(pools) != 1:
+                raise exception.PoolNotFound(name=name)
+            return pools[0]
+        except Exception as exc:
+            LOG.exception(exc)
+            raise exception.PoolNotFound(name=name)
+
+    def get_volume_list(self):
+        return self.cinder.volumes.list(search_opts={'all_tenants': True})
+
+    def get_volume_type_list(self):
+        return self.cinder.volume_types.list()
+
+    def get_volume_type_by_backendname(self, backendname):
+        volume_type_list = self.get_volume_type_list()
+
+        volume_type = list(filter(
+            lambda volume_type:
+                volume_type.extra_specs.get(
+                    'volume_backend_name') == backendname, volume_type_list))
+        if volume_type:
+            return volume_type[0].name
+        else:
+            return ""

watcher/common/context.py

@@ -63,6 +63,7 @@ class RequestContext(context.RequestContext):
         # oslo_context's RequestContext.to_dict() generates this field, we can
         # safely ignore this as we don't use it.
         kwargs.pop('user_identity', None)
+        kwargs.pop('global_request_id', None)
         if kwargs:
             LOG.warning('Arguments dropped when creating context: %s',
                         str(kwargs))

watcher/common/exception.py

@@ -202,6 +202,10 @@ class InvalidUuidOrName(Invalid):
     msg_fmt = _("Expected a logical name or uuid but received %(name)s")
 
 
+class InvalidIntervalOrCron(Invalid):
+    msg_fmt = _("Expected an interval or cron syntax but received %(name)s")
+
+
 class GoalNotFound(ResourceNotFound):
     msg_fmt = _("Goal %(goal)s could not be found")
 
@@ -418,6 +422,10 @@ class WildcardCharacterIsUsed(WatcherException):
                 "wildcard character.")
 
 
+class CronFormatIsInvalid(WatcherException):
+    msg_fmt = _("Provided cron is invalid: %(message)s")
+
+
 # Model
 
 class ComputeResourceNotFound(WatcherException):
@@ -432,6 +440,22 @@ class ComputeNodeNotFound(ComputeResourceNotFound):
     msg_fmt = _("The compute node %(name)s could not be found")
 
 
+class StorageResourceNotFound(WatcherException):
+    msg_fmt = _("The storage resource '%(name)s' could not be found")
+
+
+class StorageNodeNotFound(StorageResourceNotFound):
+    msg_fmt = _("The storage node %(name)s could not be found")
+
+
+class PoolNotFound(StorageResourceNotFound):
+    msg_fmt = _("The pool %(name)s could not be found")
+
+
+class VolumeNotFound(StorageResourceNotFound):
+    msg_fmt = _("The volume '%(name)s' could not be found")
+
+
 class LoadingError(WatcherException):
     msg_fmt = _("Error loading plugin '%(name)s'")
 

watcher/common/nova_helper.py

@@ -85,6 +85,20 @@ class NovaHelper(object):
     def find_instance(self, instance_id):
         return self.nova.servers.get(instance_id)
 
+    def confirm_resize(self, instance, previous_status, retry=60):
+        instance.confirm_resize()
+        instance = self.nova.servers.get(instance.id)
+        while instance.status != previous_status and retry:
+            instance = self.nova.servers.get(instance.id)
+            retry -= 1
+            time.sleep(1)
+        if instance.status == previous_status:
+            return True
+        else:
+            LOG.debug("confirm resize failed for the "
+                      "instance %s" % instance.id)
+            return False
+
     def wait_for_volume_status(self, volume, status, timeout=60,
                                poll_interval=1):
         """Wait until volume reaches given status.
@@ -105,8 +119,9 @@ class NovaHelper(object):
                             % (volume.id, status, timeout))
         return volume.status == status
 
-    def watcher_non_live_migrate_instance(self, instance_id, node_id,
-                                          keep_original_image_name=True):
+    def watcher_non_live_migrate_instance(self, instance_id, dest_hostname,
+                                          keep_original_image_name=True,
+                                          retry=120):
         """This method migrates a given instance
 
         using an image of this instance and creating a new instance
@@ -118,6 +133,9 @@ class NovaHelper(object):
         It returns True if the migration was successful,
         False otherwise.
 
+        if destination hostname not given, this method calls nova api
+        to migrate the instance.
+
         :param instance_id: the unique id of the instance to migrate.
         :param keep_original_image_name: flag indicating whether the
             image name from which the original instance was built must be
@@ -125,10 +143,8 @@ class NovaHelper(object):
             If this flag is False, a temporary image name is built
         """
         new_image_name = ""
-
         LOG.debug(
-            "Trying a non-live migrate of instance '%s' "
-            "using a temporary image ..." % instance_id)
+            "Trying a non-live migrate of instance '%s' " % instance_id)
 
         # Looking for the instance to migrate
         instance = self.find_instance(instance_id)
@@ -136,10 +152,38 @@ class NovaHelper(object):
             LOG.debug("Instance %s not found !" % instance_id)
             return False
         else:
+            # NOTE: If destination node is None call Nova API to migrate
+            # instance
             host_name = getattr(instance, "OS-EXT-SRV-ATTR:host")
             LOG.debug(
                 "Instance %s found on host '%s'." % (instance_id, host_name))
 
+            if dest_hostname is None:
+                previous_status = getattr(instance, 'status')
+
+                instance.migrate()
+                instance = self.nova.servers.get(instance_id)
+                while (getattr(instance, 'status') not in
+                       ["VERIFY_RESIZE", "ERROR"] and retry):
+                    instance = self.nova.servers.get(instance.id)
+                    time.sleep(2)
+                    retry -= 1
+                new_hostname = getattr(instance, 'OS-EXT-SRV-ATTR:host')
+
+                if (host_name != new_hostname and
+                   instance.status == 'VERIFY_RESIZE'):
+                    if not self.confirm_resize(instance, previous_status):
+                        return False
+                    LOG.debug(
+                        "cold migration succeeded : "
+                        "instance %s is now on host '%s'." % (
+                            instance_id, new_hostname))
+                    return True
+                else:
+                    LOG.debug(
+                        "cold migration for instance %s failed" % instance_id)
+                    return False
+
             if not keep_original_image_name:
                 # randrange gives you an integral value
                 irand = random.randint(0, 1000)
@@ -268,7 +312,7 @@ class NovaHelper(object):
             # We create the new instance from
             # the intermediate image of the original instance
             new_instance = self. \
-                create_instance(node_id,
+                create_instance(dest_hostname,
                                 instance_name,
                                 image_uuid,
                                 flavor_name,
@@ -389,15 +433,15 @@ class NovaHelper(object):
         False otherwise.
 
         :param instance_id: the unique id of the instance to migrate.
-        :param dest_hostname: the name of the destination compute node.
+        :param dest_hostname: the name of the destination compute node, if
+                              destination_node is None, nova scheduler choose
+                              the destination host
         :param block_migration:  No shared storage is required.
         """
-        LOG.debug("Trying a live migrate of instance %s to host '%s'" % (
-            instance_id, dest_hostname))
+        LOG.debug("Trying to live migrate instance %s " % (instance_id))
 
         # Looking for the instance to migrate
         instance = self.find_instance(instance_id)
-
         if not instance:
             LOG.debug("Instance not found: %s" % instance_id)
             return False
@@ -409,6 +453,29 @@ class NovaHelper(object):
             instance.live_migrate(host=dest_hostname,
                                   block_migration=block_migration,
                                   disk_over_commit=True)
+
+            instance = self.nova.servers.get(instance_id)
+
+            # NOTE: If destination host is not specified for live migration
+            # let nova scheduler choose the destination host.
+            if dest_hostname is None:
+                while (instance.status not in ['ACTIVE', 'ERROR'] and retry):
+                    instance = self.nova.servers.get(instance.id)
+                    LOG.debug(
+                        'Waiting the migration of {0}'.format(instance.id))
+                    time.sleep(1)
+                    retry -= 1
+                new_hostname = getattr(instance, 'OS-EXT-SRV-ATTR:host')
+
+                if host_name != new_hostname and instance.status == 'ACTIVE':
+                    LOG.debug(
+                        "Live migration succeeded : "
+                        "instance %s is now on host '%s'." % (
+                            instance_id, new_hostname))
+                    return True
+                else:
+                    return False
+
             while getattr(instance,
                           'OS-EXT-SRV-ATTR:host') != dest_hostname \
                     and retry:
@@ -432,6 +499,43 @@ class NovaHelper(object):
 
             return True
 
+    def abort_live_migrate(self, instance_id, source, destination, retry=240):
+        LOG.debug("Aborting live migration of instance %s" % instance_id)
+        migration = self.get_running_migration(instance_id)
+        if migration:
+            migration_id = getattr(migration[0], "id")
+            try:
+                self.nova.server_migrations.live_migration_abort(
+                    server=instance_id, migration=migration_id)
+            except exception as e:
+                # Note: Does not return from here, as abort request can't be
+                # accepted but migration still going on.
+                LOG.exception(e)
+        else:
+            LOG.debug(
+                "No running migrations found for instance %s" % instance_id)
+
+        while retry:
+            instance = self.nova.servers.get(instance_id)
+            if (getattr(instance, 'OS-EXT-STS:task_state') is None and
+               getattr(instance, 'status') in ['ACTIVE', 'ERROR']):
+                break
+            time.sleep(2)
+            retry -= 1
+        instance_host = getattr(instance, 'OS-EXT-SRV-ATTR:host')
+        instance_status = getattr(instance, 'status')
+
+        # Abort live migration successfull, action is cancelled
+        if instance_host == source and instance_status == 'ACTIVE':
+            return True
+        # Nova Unable to abort live migration, action is succeded
+        elif instance_host == destination and instance_status == 'ACTIVE':
+            return False
+
+        else:
+            raise Exception("Live migration execution and abort both failed "
+                            "for the instance %s" % instance_id)
+
     def enable_service_nova_compute(self, hostname):
         if self.nova.services.enable(host=hostname,
                                      binary='nova-compute'). \
@@ -573,6 +677,9 @@ class NovaHelper(object):
         if not instance:
             LOG.debug("Instance not found: %s" % instance_id)
             return False
+        elif getattr(instance, 'OS-EXT-STS:vm_state') == "stopped":
+            LOG.debug("Instance has been stopped: %s" % instance_id)
+            return True
         else:
             self.nova.servers.stop(instance_id)
 
@@ -754,3 +861,6 @@ class NovaHelper(object):
                 instance.flavor[attr] = default
                 continue
             instance.flavor[attr] = getattr(flavor, attr, default)
+
+    def get_running_migration(self, instance_id):
+        return self.nova.server_migrations.list(server=instance_id)

watcher/common/rpc.py

@@ -53,11 +53,10 @@ JsonPayloadSerializer = messaging.JsonPayloadSerializer
 def init(conf):
     global TRANSPORT, NOTIFICATION_TRANSPORT, NOTIFIER
     exmods = get_allowed_exmods()
-    TRANSPORT = messaging.get_transport(conf,
-                                        allowed_remote_exmods=exmods)
+    TRANSPORT = messaging.get_rpc_transport(
+        conf, allowed_remote_exmods=exmods)
     NOTIFICATION_TRANSPORT = messaging.get_notification_transport(
-        conf,
-        allowed_remote_exmods=exmods)
+        conf, allowed_remote_exmods=exmods)
 
     serializer = RequestContextSerializer(JsonPayloadSerializer())
     if not conf.notification_level:

watcher/common/service.py

@@ -210,7 +210,7 @@ class Service(service.ServiceBase):
     @property
     def transport(self):
         if self._transport is None:
-            self._transport = om.get_transport(CONF)
+            self._transport = om.get_rpc_transport(CONF)
         return self._transport
 
     @property

watcher/common/utils.py

@@ -16,8 +16,11 @@
 
 """Utilities and helper functions."""
 
+import datetime
 import re
 
+from croniter import croniter
+
 from jsonschema import validators
 from oslo_log import log as logging
 from oslo_utils import strutils
@@ -63,6 +66,15 @@ is_int_like = strutils.is_int_like
 strtime = timeutils.strtime
 
 
+def is_cron_like(value):
+    """Return True is submitted value is like cron syntax"""
+    try:
+        croniter(value, datetime.datetime.now())
+    except Exception as e:
+        raise exception.CronFormatIsInvalid(message=str(e))
+    return True
+
+
 def safe_rstrip(value, chars=None):
     """Removes trailing characters from a string if that does not make it empty
 
@@ -111,7 +123,7 @@ def extend_with_default(validator_class):
 
     def set_defaults(validator, properties, instance, schema):
         for prop, subschema in properties.items():
-            if "default" in subschema:
+            if "default" in subschema and instance is not None:
                 instance.setdefault(prop, subschema["default"])
 
             for error in validate_properties(
@@ -128,6 +140,9 @@ def extend_with_strict_schema(validator_class):
     validate_properties = validator_class.VALIDATORS["properties"]
 
     def strict_schema(validator, properties, instance, schema):
+        if instance is None:
+            return
+
         for para in instance.keys():
             if para not in properties.keys():
                 raise exception.AuditParameterNotAllowed(parameter=para)

watcher/conf/decision_engine.py

@@ -49,7 +49,7 @@ WATCHER_DECISION_ENGINE_OPTS = [
                     '-whose number of hours has been offset by this value-'
                     ' is older that the current time.'),
     cfg.IntOpt('check_periodic_interval',
-               default=30*60,
+               default=30 * 60,
                help='Interval (in seconds) for checking action plan expiry.')
 ]
 

watcher/conf/glance_client.py

@@ -26,10 +26,10 @@ GLANCE_CLIENT_OPTS = [
                default='2',
                help='Version of Glance API to use in glanceclient.'),
     cfg.StrOpt('endpoint_type',
-               default='internalURL',
+               default='publicURL',
                help='Type of endpoint to use in glanceclient.'
                     'Supported values: internalURL, publicURL, adminURL'
-                    'The default is internalURL.')]
+                    'The default is publicURL.')]
 
 
 def register_opts(conf):

watcher/conf/ironic_client.py

@@ -26,10 +26,10 @@ IRONIC_CLIENT_OPTS = [
                default=1,
                help='Version of Ironic API to use in ironicclient.'),
     cfg.StrOpt('endpoint_type',
-               default='internalURL',
+               default='publicURL',
                help='Type of endpoint to use in ironicclient.'
                     'Supported values: internalURL, publicURL, adminURL'
-                    'The default is internalURL.')]
+                    'The default is publicURL.')]
 
 
 def register_opts(conf):

watcher/conf/neutron_client.py

@@ -26,10 +26,10 @@ NEUTRON_CLIENT_OPTS = [
                default='2.0',
                help='Version of Neutron API to use in neutronclient.'),
     cfg.StrOpt('endpoint_type',
-               default='internalURL',
+               default='publicURL',
                help='Type of endpoint to use in neutronclient.'
                     'Supported values: internalURL, publicURL, adminURL'
-                    'The default is internalURL.')]
+                    'The default is publicURL.')]
 
 
 def register_opts(conf):

watcher/datasource/ceilometer.py

@@ -162,9 +162,10 @@ class CeilometerHelper(object):
         return item_value
 
     def get_last_sample_values(self, resource_id, meter_name, limit=1):
-        samples = self.query_sample(meter_name=meter_name,
-                                    query=self.build_query(resource_id),
-                                    limit=limit)
+        samples = self.query_sample(
+            meter_name=meter_name,
+            query=self.build_query(resource_id=resource_id),
+            limit=limit)
         values = []
         for index, sample in enumerate(samples):
             values.append(
@@ -174,8 +175,9 @@ class CeilometerHelper(object):
         return values
 
     def get_last_sample_value(self, resource_id, meter_name):
-        samples = self.query_sample(meter_name=meter_name,
-                                    query=self.build_query(resource_id))
+        samples = self.query_sample(
+            meter_name=meter_name,
+            query=self.build_query(resource_id=resource_id))
         if samples:
             return samples[-1]._info['counter_volume']
         else:

watcher/db/sqlalchemy/alembic/README.rst

@@ -36,13 +36,13 @@ To run the offline migration between specific migration versions::
 
 Upgrade the database incrementally::
 
-    $ watcher-db-manage --config-file /path/to/watcher.conf upgrade --delta \
+    $ watcher-db-manage --config-file /path/to/watcher.conf upgrade --revision \
         <# of revs>
 
 
 Downgrade the database by a certain number of revisions::
 
-    $ watcher-db-manage --config-file /path/to/watcher.conf downgrade --delta \
+    $ watcher-db-manage --config-file /path/to/watcher.conf downgrade --revision \
         <# of revs>
 
 

watcher/db/sqlalchemy/alembic/versions/d098df6021e2_cron_support_for_audit.py

@@ -0,0 +1,26 @@
+"""Add cron support for audit table
+
+Revision ID: d098df6021e2
+Revises: 0f6042416884
+Create Date: 2017-06-08 16:21:35.746752
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = 'd098df6021e2'
+down_revision = '0f6042416884'
+
+
+def upgrade():
+    op.alter_column('audits', 'interval', existing_type=sa.String(36),
+                    nullable=True)
+    op.add_column('audits',
+                  sa.Column('next_run_time', sa.DateTime(), nullable=True))
+
+
+def downgrade():
+    op.alter_column('audits', 'interval', existing_type=sa.Integer(),
+                    nullable=True)
+    op.drop_column('audits', 'next_run_time')

watcher/db/sqlalchemy/api.py

@@ -815,7 +815,7 @@ class Connection(api.BaseConnection):
             query = self._set_eager_options(models.ActionPlan, query)
         query = self._add_action_plans_filters(query, filters)
         if not context.show_deleted:
-            query = query.filter_by(deleted_at=None)
+            query = query.filter(models.ActionPlan.deleted_at.is_(None))
 
         return _paginate_query(models.ActionPlan, limit, marker,
                                sort_key, sort_dir, query)

watcher/db/sqlalchemy/models.py

@@ -173,11 +173,12 @@ class Audit(Base):
     audit_type = Column(String(20))
     state = Column(String(20), nullable=True)
     parameters = Column(JSONEncodedDict, nullable=True)
-    interval = Column(Integer, nullable=True)
+    interval = Column(String(36), nullable=True)
     goal_id = Column(Integer, ForeignKey('goals.id'), nullable=False)
     strategy_id = Column(Integer, ForeignKey('strategies.id'), nullable=True)
     scope = Column(JSONEncodedList, nullable=True)
     auto_trigger = Column(Boolean, nullable=False)
+    next_run_time = Column(DateTime, nullable=True)
 
     goal = orm.relationship(Goal, foreign_keys=goal_id, lazy=None)
     strategy = orm.relationship(Strategy, foreign_keys=strategy_id, lazy=None)

watcher/decision_engine/audit/continuous.py

@@ -19,11 +19,14 @@
 
 
 import datetime
+from dateutil import tz
 
 from apscheduler.jobstores import memory
+from croniter import croniter
 
 from watcher.common import context
 from watcher.common import scheduling
+from watcher.common import utils
 from watcher import conf
 from watcher.db.sqlalchemy import api as sq_api
 from watcher.db.sqlalchemy import job_store
@@ -81,11 +84,38 @@ class ContinuousAuditHandler(base.AuditHandler):
                 plan.save()
         return solution
 
+    def _next_cron_time(self, audit):
+        if utils.is_cron_like(audit.interval):
+            return croniter(audit.interval, datetime.datetime.utcnow()
+                            ).get_next(datetime.datetime)
+
     @classmethod
     def execute_audit(cls, audit, request_context):
         self = cls()
         if not self._is_audit_inactive(audit):
-            self.execute(audit, request_context)
+            try:
+                self.execute(audit, request_context)
+            except Exception:
+                raise
+            finally:
+                if utils.is_int_like(audit.interval):
+                    audit.next_run_time = (
+                        datetime.datetime.utcnow() +
+                        datetime.timedelta(seconds=int(audit.interval)))
+                else:
+                    audit.next_run_time = self._next_cron_time(audit)
+                audit.save()
+
+    def _add_job(self, trigger, audit, audit_context, **trigger_args):
+        time_var = 'next_run_time' if trigger_args.get(
+            'next_run_time') else 'run_date'
+        # We should convert UTC time to local time without tzinfo
+        trigger_args[time_var] = trigger_args[time_var].replace(
+            tzinfo=tz.tzutc()).astimezone(tz.tzlocal()).replace(tzinfo=None)
+        self.scheduler.add_job(self.execute_audit, trigger,
+                               args=[audit, audit_context],
+                               name='execute_audit',
+                               **trigger_args)
 
     def launch_audits_periodically(self):
         audit_context = context.RequestContext(is_admin=True)
@@ -101,13 +131,34 @@ class ContinuousAuditHandler(base.AuditHandler):
             job.args for job in self.scheduler.get_jobs()
             if job.name == 'execute_audit']
         for audit in audits:
+            # if audit is not presented in scheduled audits yet.
             if audit.uuid not in [arg[0].uuid for arg in scheduler_job_args]:
-                self.scheduler.add_job(
-                    self.execute_audit, 'interval',
-                    args=[audit, audit_context],
-                    seconds=audit.interval,
-                    name='execute_audit',
-                    next_run_time=datetime.datetime.now())
+                # if interval is provided with seconds
+                if utils.is_int_like(audit.interval):
+                    # if audit has already been provided and we need
+                    # to restore it after shutdown
+                    if audit.next_run_time is not None:
+                        old_run_time = audit.next_run_time
+                        current = datetime.datetime.utcnow()
+                        if old_run_time < current:
+                            delta = datetime.timedelta(
+                                seconds=(int(audit.interval) - (
+                                    current - old_run_time).seconds %
+                                    int(audit.interval)))
+                            audit.next_run_time = current + delta
+                        next_run_time = audit.next_run_time
+                    # if audit is new one
+                    else:
+                        next_run_time = datetime.datetime.utcnow()
+                    self._add_job('interval', audit, audit_context,
+                                  seconds=int(audit.interval),
+                                  next_run_time=next_run_time)
+
+                else:
+                    audit.next_run_time = self._next_cron_time(audit)
+                    self._add_job('date', audit, audit_context,
+                                  run_date=audit.next_run_time)
+                audit.save()
 
     def start(self):
         self.scheduler.add_job(

watcher/decision_engine/goal/__init__.py

@@ -21,6 +21,8 @@ ServerConsolidation = goals.ServerConsolidation
 ThermalOptimization = goals.ThermalOptimization
 Unclassified = goals.Unclassified
 WorkloadBalancing = goals.WorkloadBalancing
+NoisyNeighbor = goals.NoisyNeighborOptimization
 
 __all__ = ("Dummy", "ServerConsolidation", "ThermalOptimization",
-           "Unclassified", "WorkloadBalancing", )
+           "Unclassified", "WorkloadBalancing",
+           "NoisyNeighborOptimization",)

watcher/decision_engine/goal/goals.py

@@ -166,3 +166,29 @@ class AirflowOptimization(base.Goal):
     def get_efficacy_specification(cls):
         """The efficacy spec for the current goal"""
         return specs.Unclassified()
+
+
+class NoisyNeighborOptimization(base.Goal):
+    """NoisyNeighborOptimization
+
+    This goal is used to identify and migrate a Noisy Neighbor -
+    a low priority VM that negatively affects peformance of a high priority VM
+    in terms of IPC by over utilizing Last Level Cache.
+    """
+
+    @classmethod
+    def get_name(cls):
+        return "noisy_neighbor"
+
+    @classmethod
+    def get_display_name(cls):
+        return _("Noisy Neighbor")
+
+    @classmethod
+    def get_translatable_display_name(cls):
+        return "Noisy Neighbor"
+
+    @classmethod
+    def get_efficacy_specification(cls):
+        """The efficacy spec for the current goal"""
+        return specs.Unclassified()