146 lines
5.2 KiB
Python
146 lines
5.2 KiB
Python
#
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# Copyright 2013 Intel Corp
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#
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# Authors: Lianhao Lu <lianhao.lu@intel.com>
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""Tests for ceilometer/hardware/inspector/snmp/inspector.py
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"""
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from oslo_utils import netutils
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from oslotest import mockpatch
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from ceilometer.hardware.inspector import snmp
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from ceilometer.tests import base as test_base
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ins = snmp.SNMPInspector
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class FakeObjectName(object):
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def __init__(self, name):
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self.name = name
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def prettyPrint(self):
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return str(self.name)
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def faux_getCmd_new(authData, transportTarget, *oids, **kwargs):
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varBinds = [(FakeObjectName(oid),
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int(oid.split('.')[-1])) for oid in oids]
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return (None, None, 0, varBinds)
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def faux_bulkCmd_new(authData, transportTarget, nonRepeaters, maxRepetitions,
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*oids, **kwargs):
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varBindTable = [
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[(FakeObjectName(oid + ".%d" % i), i) for i in range(1, 3)]
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for oid in oids
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]
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return (None, None, 0, varBindTable)
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class TestSNMPInspector(test_base.BaseTestCase):
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mapping = {
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'test_exact': {
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'matching_type': snmp.EXACT,
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'metric_oid': ('1.3.6.1.4.1.2021.10.1.3.1', int),
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'metadata': {
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'meta': ('1.3.6.1.4.1.2021.10.1.3.8', int)
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},
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'post_op': '_fake_post_op',
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},
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'test_prefix': {
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'matching_type': snmp.PREFIX,
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'metric_oid': ('1.3.6.1.4.1.2021.9.1.8', int),
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'metadata': {
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'meta': ('1.3.6.1.4.1.2021.9.1.3', int)
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},
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'post_op': None,
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},
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}
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def setUp(self):
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super(TestSNMPInspector, self).setUp()
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self.inspector = snmp.SNMPInspector()
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self.host = netutils.urlsplit("snmp://localhost")
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self.inspector.MAPPING = self.mapping
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self.useFixture(mockpatch.PatchObject(
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self.inspector._cmdGen, 'getCmd', new=faux_getCmd_new))
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self.useFixture(mockpatch.PatchObject(
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self.inspector._cmdGen, 'bulkCmd', new=faux_bulkCmd_new))
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def test_snmp_error(self):
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def get_list(func, *args, **kwargs):
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return list(func(*args, **kwargs))
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def faux_parse(ret, is_bulk):
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return (True, 'forced error')
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self.useFixture(mockpatch.PatchObject(
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snmp, 'parse_snmp_return', new=faux_parse))
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self.assertRaises(snmp.SNMPException,
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get_list,
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self.inspector.inspect_generic,
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self.host,
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'test_exact',
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{})
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@staticmethod
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def _fake_post_op(host, cache, meter_def, value, metadata, extra, suffix):
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metadata.update(post_op_meta=4)
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extra.update(project_id=2)
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return value
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def test_inspect_generic_exact(self):
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self.inspector._fake_post_op = self._fake_post_op
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cache = {}
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ret = list(self.inspector.inspect_generic(self.host,
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'test_exact',
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cache))
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keys = cache[ins._CACHE_KEY_OID].keys()
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self.assertIn('1.3.6.1.4.1.2021.10.1.3.1', keys)
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self.assertIn('1.3.6.1.4.1.2021.10.1.3.8', keys)
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self.assertEqual(1, len(ret))
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self.assertEqual(1, ret[0][0])
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self.assertEqual(8, ret[0][1]['meta'])
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self.assertEqual(4, ret[0][1]['post_op_meta'])
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self.assertEqual(2, ret[0][2]['project_id'])
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def test_inspect_generic_prefix(self):
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cache = {}
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ret = list(self.inspector.inspect_generic(self.host,
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'test_prefix',
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cache))
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keys = cache[ins._CACHE_KEY_OID].keys()
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self.assertIn('1.3.6.1.4.1.2021.9.1.8' + '.1', keys)
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self.assertIn('1.3.6.1.4.1.2021.9.1.8' + '.2', keys)
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self.assertIn('1.3.6.1.4.1.2021.9.1.3' + '.1', keys)
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self.assertIn('1.3.6.1.4.1.2021.9.1.3' + '.2', keys)
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self.assertEqual(2, len(ret))
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self.assertIn(ret[0][0], (1, 2))
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self.assertEqual(ret[0][0], ret[0][1]['meta'])
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def test_post_op_net(self):
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self.useFixture(mockpatch.PatchObject(
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self.inspector._cmdGen, 'bulkCmd', new=faux_bulkCmd_new))
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cache = {}
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metadata = {}
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ret = self.inspector._post_op_net(self.host, cache, None,
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value=8,
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metadata=metadata,
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extra={},
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suffix=".2")
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self.assertEqual(8, ret)
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self.assertIn('ip', metadata)
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self.assertIn("2", metadata['ip'])
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