Julien Danjou 14b4cdbb51 Switch to oslo.utils
Change-Id: Iacfcbf49864198915f8c229bc552afb412b83b79
2014-08-22 14:52:13 +02:00

324 lines
12 KiB
Python

#
# Copyright 2013 Intel Corp
#
# Authors: Lianhao Lu <lianhao.lu@intel.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
# 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.
"""Tests for ceilometer/hardware/inspector/snmp/inspector.py
"""
from oslo.utils import netutils
from oslotest import mockpatch
from ceilometer.hardware.inspector import snmp
from ceilometer.tests import base as test_base
from ceilometer.tests.hardware.inspector import base
Base = base.InspectorBaseTest
class FakeMac(object):
def __init__(self):
self.val = "0x%s" % Base.network[0][0].mac
def prettyPrint(self):
return str(self.val)
ins = snmp.SNMPInspector
GETCMD_MAP = {
ins._cpu_1_min_load_oid: (None,
None,
0,
[('',
Base.cpu[0].cpu_1_min,
)],
),
ins._cpu_5_min_load_oid: (None,
None,
0,
[('',
Base.cpu[0].cpu_5_min,
)],
),
ins._cpu_15_min_load_oid: (None,
None,
0,
[('',
Base.cpu[0].cpu_15_min,
)],
),
ins._memory_total_oid: (None,
None,
0,
[('',
Base.memory[0].total,
)],
),
ins._memory_used_oid: (None,
None,
0,
[('',
Base.memory[0].used,
)],
),
ins._disk_path_oid + '.1': (None,
None,
0,
[('',
Base.diskspace[0][0].path,
)],
),
ins._disk_device_oid + '.1': (None,
None,
0,
[('',
Base.diskspace[0][0].device,
)],
),
ins._disk_size_oid + '.1': (None,
None,
0,
[('',
Base.diskspace[0][1].size,
)],
),
ins._disk_used_oid + '.1': (None,
None,
0,
[('',
Base.diskspace[0][1].used,
)],
),
ins._disk_path_oid + '.2': (None,
None,
0,
[('',
Base.diskspace[1][0].path,
)],
),
ins._disk_device_oid + '.2': (None,
None,
0,
[('',
Base.diskspace[1][0].device,
)],
),
ins._disk_size_oid + '.2': (None,
None,
0,
[('',
Base.diskspace[1][1].size,
)],
),
ins._disk_used_oid + '.2': (None,
None,
0,
[('',
Base.diskspace[1][1].used,
)],
),
ins._interface_name_oid + '.1': (None,
None,
0,
[('',
Base.network[0][0].name,
)],
),
ins._interface_mac_oid + '.1': (None,
None,
0,
[('',
FakeMac(),
)],
),
ins._interface_speed_oid + '.1': (None,
None,
0,
[('',
Base.network[0][0].speed * 8,
)],
),
ins._interface_received_oid + '.1': (None,
None,
0,
[('',
Base.network[0][1].rx_bytes,
)],
),
ins._interface_transmitted_oid + '.1': (None,
None,
0,
[('',
Base.network[0][1].tx_bytes,
)],
),
ins._interface_error_oid + '.1': (None,
None,
0,
[('',
Base.network[0][1].error,
)],
),
}
NEXTCMD_MAP = {
ins._disk_index_oid: (None,
None,
0,
[[('1.3.6.1.4.1.2021.9.1.1.1', 1)],
[('1.3.6.1.4.1.2021.9.1.1.2', 2)]]),
ins._interface_index_oid: (None,
None,
0,
[[('1.3.6.1.2.1.2.2.1.1.1', 1)],
]),
ins._interface_ip_oid: (None,
None,
0,
[[('1.3.6.1.2.1.4.20.1.2.10.0.0.1',
1)],
]),
}
class FakeObjectName(object):
def __init__(self, name):
self.name = name
def prettyPrint(self):
return str(self.name)
def faux_getCmd(authData, transportTarget, oid):
try:
return GETCMD_MAP[oid]
except KeyError:
return ("faux_getCmd Error", None, 0, [])
def faux_nextCmd(authData, transportTarget, oid):
try:
return NEXTCMD_MAP[oid]
except KeyError:
return ("faux_nextCmd Error", None, 0, [])
def faux_getCmd_new(authData, transportTarget, *oids, **kwargs):
varBinds = [(FakeObjectName(oid),
int(oid.split('.')[-1])) for oid in oids]
return (None, None, 0, varBinds)
def faux_bulkCmd_new(authData, transportTarget, nonRepeaters, maxRepetitions,
*oids, **kwargs):
varBindTable = [
[(FakeObjectName(oid + ".%d" % i), i) for i in range(1, 3)]
for oid in oids
]
return (None, None, 0, varBindTable)
class TestSNMPInspector(Base, test_base.BaseTestCase):
mapping = {
'test_exact': {
'matching_type': snmp.EXACT,
'metric_oid': ('1.3.6.1.4.1.2021.10.1.3.1', int),
'metadata': {
'meta': ('1.3.6.1.4.1.2021.10.1.3.8', int)
},
'post_op': '_fake_post_op',
},
'test_prefix': {
'matching_type': snmp.PREFIX,
'metric_oid': ('1.3.6.1.4.1.2021.9.1.8', int),
'metadata': {
'meta': ('1.3.6.1.4.1.2021.9.1.3', int)
},
'post_op': None,
},
}
def setUp(self):
super(TestSNMPInspector, self).setUp()
self.inspector = snmp.SNMPInspector()
self.host = netutils.urlsplit("snmp://localhost")
self.inspector.MAPPING = self.mapping
self.useFixture(mockpatch.PatchObject(
self.inspector._cmdGen, 'getCmd', new=faux_getCmd))
self.useFixture(mockpatch.PatchObject(
self.inspector._cmdGen, 'nextCmd', new=faux_nextCmd))
def test_get_cmd_error(self):
self.useFixture(mockpatch.PatchObject(
self.inspector, '_memory_total_oid', new='failure'))
def get_list(func, *args, **kwargs):
return list(func(*args, **kwargs))
self.assertRaises(snmp.SNMPException,
get_list,
self.inspector.inspect_memory,
self.host)
def _fake_post_op(self, host, cache, meter_def,
value, metadata, extra, suffix):
metadata.update(post_op_meta=4)
extra.update(project_id=2)
return value
def test_inspect_generic_exact(self):
self.useFixture(mockpatch.PatchObject(
self.inspector._cmdGen, 'getCmd', new=faux_getCmd_new))
self.inspector._fake_post_op = self._fake_post_op
cache = {}
ret = list(self.inspector.inspect_generic(self.host,
'test_exact',
cache))
keys = cache[ins._CACHE_KEY_OID].keys()
self.assertIn('1.3.6.1.4.1.2021.10.1.3.1', keys)
self.assertIn('1.3.6.1.4.1.2021.10.1.3.8', keys)
self.assertEqual(1, len(ret))
self.assertEqual(1, ret[0][0])
self.assertEqual(8, ret[0][1]['meta'])
self.assertEqual(4, ret[0][1]['post_op_meta'])
self.assertEqual(2, ret[0][2]['project_id'])
def test_inspect_generic_prefix(self):
self.useFixture(mockpatch.PatchObject(
self.inspector._cmdGen, 'bulkCmd', new=faux_bulkCmd_new))
cache = {}
ret = list(self.inspector.inspect_generic(self.host,
'test_prefix',
cache))
keys = cache[ins._CACHE_KEY_OID].keys()
self.assertIn('1.3.6.1.4.1.2021.9.1.8' + '.1', keys)
self.assertIn('1.3.6.1.4.1.2021.9.1.8' + '.2', keys)
self.assertIn('1.3.6.1.4.1.2021.9.1.3' + '.1', keys)
self.assertIn('1.3.6.1.4.1.2021.9.1.3' + '.2', keys)
self.assertEqual(2, len(ret))
self.assertIn(ret[0][0], (1, 2))
self.assertEqual(ret[0][0], ret[0][1]['meta'])
def test_post_op_net(self):
self.useFixture(mockpatch.PatchObject(
self.inspector._cmdGen, 'bulkCmd', new=faux_bulkCmd_new))
cache = {}
metadata = {}
ret = self.inspector._post_op_net(self.host, cache, None,
value=8,
metadata=metadata,
extra={},
suffix=".2")
self.assertEqual(8, ret)
self.assertIn('ip', metadata)
self.assertIn("2", metadata['ip'])