Remove deprecated archive policy map for Gnocchi

Change-Id: I3de9685dad82f02fc2f4b2b680cf4eac8fe1ca66

ceilometer/dispatcher/gnocchi.py

@@ -1,8 +1,5 @@
 #
-# Copyright 2014 eNovance
+# Copyright 2014-2015 eNovance
-#
-# Authors: Julien Danjou <julien@danjou.info>
-#          Mehdi Abaakouk <mehdi.abaakouk@enovance.com>
 #
 # 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
@@ -51,11 +48,6 @@ dispatcher_opts = [
                default="low",
                help='The archive policy to use when the dispatcher '
                'create a new metric.'),
-    cfg.StrOpt('archive_policy_file',
-               default='gnocchi_archive_policy_map.yaml',
-               deprecated_for_removal=True,
-               help=_('The Yaml file that defines per metric archive '
-                      'policies.')),
     cfg.StrOpt('resources_definition_file',
                default='gnocchi_resources.yaml',
                help=_('The Yaml file that defines mapping between samples '
@@ -74,20 +66,6 @@ def log_and_ignore_unexpected_workflow_error(func):
     return log_and_ignore
 
 
-class LegacyArchivePolicyDefinition(object):
-    def __init__(self, definition_cfg):
-        self.cfg = definition_cfg
-        if self.cfg is None:
-            LOG.debug("No archive policy file found! Using default config.")
-
-    def get(self, metric_name):
-        if self.cfg is not None:
-            for metric, policy in self.cfg.items():
-                # Support wild cards such as disk.*
-                if fnmatch.fnmatch(metric_name, metric):
-                    return policy
-
-
 class ResourcesDefinitionException(Exception):
     def __init__(self, message, definition_cfg):
         super(ResourcesDefinitionException, self).__init__(message)
@@ -105,11 +83,8 @@ class ResourcesDefinition(object):
 
     JSONPATH_RW_PARSER = parser.ExtentedJsonPathParser()
 
-    def __init__(self, definition_cfg, default_archive_policy,
+    def __init__(self, definition_cfg, default_archive_policy):
-                 legacy_archive_policy_definition):
         self._default_archive_policy = default_archive_policy
-        self._legacy_archive_policy_definition =\
-            legacy_archive_policy_definition
         self.cfg = definition_cfg
 
         for field, field_type in self.MANDATORY_FIELDS.items():
@@ -163,9 +138,7 @@ class ResourcesDefinition(object):
     def metrics(self):
         metrics = {}
         for t in self.cfg['metrics']:
-            archive_policy = self.cfg.get(
+            archive_policy = self.cfg.get('archive_policy')
-                'archive_policy',
-                self._legacy_archive_policy_definition.get(t))
             metrics[t] = dict(archive_policy_name=archive_policy or
                               self._default_archive_policy)
         return metrics
@@ -178,7 +151,6 @@ class GnocchiDispatcher(dispatcher.Base):
         self.filter_service_activity = (
             conf.dispatcher_gnocchi.filter_service_activity)
         self._ks_client = keystone_client.get_client()
-        self.gnocchi_archive_policy_data = self._load_archive_policy(conf)
         self.resources_definition = self._load_resources_definitions(conf)
 
         self._gnocchi_project_id = None
@@ -207,24 +179,9 @@ class GnocchiDispatcher(dispatcher.Base):
                 except ValueError:
                     data = {}
 
-        legacy_archive_policies = cls._load_archive_policy(conf)
+        return [ResourcesDefinition(r, conf.dispatcher_gnocchi.archive_policy)
-        return [ResourcesDefinition(r, conf.dispatcher_gnocchi.archive_policy,
-                                    legacy_archive_policies)
                 for r in data.get('resources', [])]
 
-    @classmethod
-    def _load_archive_policy(cls, conf):
-        policy_config_file = cls._get_config_file(
-            conf, conf.dispatcher_gnocchi.archive_policy_file)
-        data = {}
-        if policy_config_file is not None:
-            with open(policy_config_file) as data_file:
-                try:
-                    data = yaml.safe_load(data_file)
-                except ValueError:
-                    data = {}
-        return LegacyArchivePolicyDefinition(data)
-
     @property
     def gnocchi_project_id(self):
         if self._gnocchi_project_id is not None:

ceilometer/tests/unit/dispatcher/test_gnocchi.py

@@ -26,9 +26,7 @@ from oslotest import mockpatch
 import requests
 import six
 import six.moves.urllib.parse as urlparse
-import tempfile
 import testscenarios
-import yaml
 
 from ceilometer.dispatcher import gnocchi
 from ceilometer import service as ceilometer_service
@@ -157,21 +155,6 @@ class DispatcherTest(base.BaseTestCase):
         fake_process_resource.assert_called_with(self.resource_id,
                                                  mock.ANY)
 
-    def test_archive_policy_map_config(self):
-        archive_policy_map = yaml.dump({
-            'foo.*': 'low'
-        })
-        archive_policy_cfg_file = tempfile.NamedTemporaryFile(
-            mode='w+b', prefix="foo", suffix=".yaml")
-        archive_policy_cfg_file.write(archive_policy_map.encode())
-        archive_policy_cfg_file.seek(0)
-        self.conf.conf.dispatcher_gnocchi.archive_policy_file = (
-            archive_policy_cfg_file.name)
-        d = gnocchi.GnocchiDispatcher(self.conf.conf)
-        legacy = d._load_archive_policy(self.conf.conf)
-        self.assertEqual(legacy.get('foo.disk.rate'), "low")
-        archive_policy_cfg_file.close()
-
     def test_activity_filter_match_project_id(self):
         self.samples[0]['project_id'] = (
             'a2d42c23-d518-46b6-96ab-3fba2e146859')

etc/ceilometer/gnocchi_archive_policy_map.yaml

@@ -1,7 +0,0 @@
-
-# This file is used to map a metric name to corresponding archive policy
-# and used by the ceilometer dispatcher.
-# Format: <metric_name>: <policy>
-
-#cpu_utils: "high"
-#disk.*: "low"