1 # Copyright 2018 Whitestack, LLC
2 # *************************************************************
4 # This file is part of OSM Monitoring module
5 # All Rights Reserved to Whitestack, LLC
7 # Licensed under the Apache License, Version 2.0 (the "License"); you may
8 # not use this file except in compliance with the License. You may obtain
9 # a copy of the License at
11 # http://www.apache.org/licenses/LICENSE-2.0
13 # Unless required by applicable law or agreed to in writing, software
14 # distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
15 # WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
16 # License for the specific language governing permissions and limitations
19 # For those usages not covered by the Apache License, Version 2.0 please
20 # contact: bdiaz@whitestack.com or glavado@whitestack.com
26 from typing
import List
28 import gnocchiclient
.exceptions
29 from ceilometerclient
.v2
import client
as ceilometer_client
30 from gnocchiclient
.v1
import client
as gnocchi_client
31 from keystoneauth1
import session
32 from keystoneauth1
.identity
import v3
33 from keystoneclient
.v3
import client
as keystone_client
34 from neutronclient
.v2_0
import client
as neutron_client
36 from osm_mon
.collector
.metric
import Metric
37 from osm_mon
.collector
.utils
import CollectorUtils
38 from osm_mon
.collector
.vnf_collectors
.base_vim
import BaseVimCollector
39 from osm_mon
.collector
.vnf_metric
import VnfMetric
40 from osm_mon
.core
.common_db
import CommonDbClient
41 from osm_mon
.core
.config
import Config
43 log
= logging
.getLogger(__name__
)
46 "average_memory_utilization": "memory.usage",
47 "disk_read_ops": "disk.read.requests.rate",
48 "disk_write_ops": "disk.write.requests.rate",
49 "disk_read_bytes": "disk.read.bytes.rate",
50 "disk_write_bytes": "disk.write.bytes.rate",
51 "packets_in_dropped": "network.outgoing.packets.drop",
52 "packets_out_dropped": "network.incoming.packets.drop",
53 "packets_received": "network.incoming.packets.rate",
54 "packets_sent": "network.outgoing.packets.rate",
55 "cpu_utilization": "cpu_util",
58 INTERFACE_METRICS
= ['packets_in_dropped', 'packets_out_dropped', 'packets_received', 'packets_sent']
61 class MetricType(Enum
):
63 INTERFACE_ALL
= 'interface_all'
64 INTERFACE_ONE
= 'interface_one'
67 class OpenstackCollector(BaseVimCollector
):
68 def __init__(self
, config
: Config
, vim_account_id
: str):
69 super().__init
__(config
, vim_account_id
)
71 self
.common_db
= CommonDbClient(config
)
72 self
.backend
= self
._get
_backend
(vim_account_id
)
74 def _build_keystone_client(self
, vim_account_id
: str) -> keystone_client
.Client
:
75 sess
= OpenstackBackend
.get_session(vim_account_id
)
76 return keystone_client
.Client(session
=sess
)
78 def _get_resource_uuid(self
, nsr_id
: str, vnf_member_index
: str, vdur_name
: str) -> str:
79 vdur
= self
.common_db
.get_vdur(nsr_id
, vnf_member_index
, vdur_name
)
82 def _get_granularity(self
, vim_account_id
: str):
83 creds
= CollectorUtils
.get_credentials(vim_account_id
)
84 vim_config
= json
.loads(creds
.config
)
85 if 'granularity' in vim_config
:
86 return int(vim_config
['granularity'])
88 return int(self
.conf
.get('openstack', 'default_granularity'))
90 def collect(self
, vnfr
: dict) -> List
[Metric
]:
91 nsr_id
= vnfr
['nsr-id-ref']
92 vnf_member_index
= vnfr
['member-vnf-index-ref']
93 vnfd
= self
.common_db
.get_vnfd(vnfr
['vnfd-id'])
95 for vdur
in vnfr
['vdur']:
96 # This avoids errors when vdur records have not been completely filled
97 if 'name' not in vdur
:
100 filter(lambda vdu
: vdu
['id'] == vdur
['vdu-id-ref'], vnfd
['vdu'])
102 if 'monitoring-param' in vdu
:
103 for param
in vdu
['monitoring-param']:
104 metric_name
= param
['nfvi-metric']
105 interface_name
= param
['interface-name-ref'] if 'interface-name-ref' in param
else None
106 openstack_metric_name
= METRIC_MAPPINGS
[metric_name
]
107 metric_type
= self
._get
_metric
_type
(metric_name
, interface_name
)
109 resource_id
= self
._get
_resource
_uuid
(nsr_id
, vnf_member_index
, vdur
['name'])
112 "Could not find resource_uuid for vdur %s, vnf_member_index %s, nsr_id %s. "
113 "Was it recently deleted?",
114 vdur
['name'], vnf_member_index
, nsr_id
)
116 value
= self
.backend
.collect_metric(metric_type
, openstack_metric_name
, resource_id
, interface_name
)
117 if value
is not None:
118 metric
= VnfMetric(nsr_id
, vnf_member_index
, vdur
['name'], metric_name
, value
)
119 metrics
.append(metric
)
122 def _get_backend(self
, vim_account_id
: str):
123 keystone
= self
._build
_keystone
_client
(vim_account_id
)
124 if keystone
.services
.list('gnocchi'):
125 granularity
= self
._get
_granularity
(vim_account_id
)
126 return GnocchiBackend(vim_account_id
, granularity
)
127 elif keystone
.services
.list('ceilometer'):
128 return CeilometerBackend(vim_account_id
)
130 def _get_metric_type(self
, metric_name
: str, interface_name
: str) -> MetricType
:
131 if metric_name
not in INTERFACE_METRICS
:
132 return MetricType
.INSTANCE
135 return MetricType
.INTERFACE_ONE
136 return MetricType
.INTERFACE_ALL
139 class OpenstackBackend
:
140 def collect_metric(self
, metric_type
: MetricType
, metric_name
: str, resource_id
: str, interface_name
: str):
144 def get_session(vim_account_id
: str):
145 creds
= CollectorUtils
.get_credentials(vim_account_id
)
146 verify_ssl
= CollectorUtils
.is_verify_ssl(creds
)
147 auth
= v3
.Password(auth_url
=creds
.url
,
149 password
=creds
.password
,
150 project_name
=creds
.tenant_name
,
151 project_domain_id
='default',
152 user_domain_id
='default')
153 return session
.Session(auth
=auth
, verify
=verify_ssl
)
156 class GnocchiBackend(OpenstackBackend
):
158 def __init__(self
, vim_account_id
: str, granularity
: int):
159 self
.client
= self
._build
_gnocchi
_client
(vim_account_id
)
160 self
.neutron
= self
._build
_neutron
_client
(vim_account_id
)
161 self
.granularity
= granularity
163 def _build_gnocchi_client(self
, vim_account_id
: str) -> gnocchi_client
.Client
:
164 sess
= OpenstackBackend
.get_session(vim_account_id
)
165 return gnocchi_client
.Client(session
=sess
)
167 def _build_neutron_client(self
, vim_account_id
: str) -> neutron_client
.Client
:
168 sess
= OpenstackBackend
.get_session(vim_account_id
)
169 return neutron_client
.Client(session
=sess
)
171 def collect_metric(self
, metric_type
: MetricType
, metric_name
: str, resource_id
: str, interface_name
: str):
172 if metric_type
== MetricType
.INTERFACE_ONE
:
173 return self
._collect
_interface
_one
_metric
(metric_name
, resource_id
, interface_name
)
175 if metric_type
== MetricType
.INTERFACE_ALL
:
176 return self
._collect
_interface
_all
_metric
(metric_name
, resource_id
)
178 elif metric_type
== MetricType
.INSTANCE
:
179 return self
._collect
_instance
_metric
(metric_name
, resource_id
)
182 raise Exception('Unknown metric type %s' % metric_type
.value
)
184 def _collect_interface_one_metric(self
, metric_name
, resource_id
, interface_name
):
185 delta
= 10 * self
.granularity
186 start_date
= datetime
.datetime
.now() - datetime
.timedelta(seconds
=delta
)
187 ports
= self
.neutron
.list_ports(name
=interface_name
, device_id
=resource_id
)
188 if not ports
or not ports
['ports']:
190 'Port not found for interface %s on instance %s' % (interface_name
, resource_id
))
191 port
= ports
['ports'][0]
192 port_uuid
= port
['id'][:11]
193 tap_name
= 'tap' + port_uuid
194 interfaces
= self
.client
.resource
.search(resource_type
='instance_network_interface',
195 query
={'=': {'name': tap_name
}})
196 measures
= self
.client
.metric
.get_measures(metric_name
,
198 resource_id
=interfaces
[0]['id'],
199 granularity
=self
.granularity
)
200 return measures
[-1][2] if measures
else None
202 def _collect_interface_all_metric(self
, openstack_metric_name
, resource_id
):
203 delta
= 10 * self
.granularity
204 start_date
= datetime
.datetime
.now() - datetime
.timedelta(seconds
=delta
)
206 interfaces
= self
.client
.resource
.search(resource_type
='instance_network_interface',
207 query
={'=': {'instance_id': resource_id
}})
208 for interface
in interfaces
:
210 measures
= self
.client
.metric
.get_measures(openstack_metric_name
,
212 resource_id
=interface
['id'],
213 granularity
=self
.granularity
)
215 if not total_measure
:
217 total_measure
+= measures
[-1][2]
219 except gnocchiclient
.exceptions
.NotFound
as e
:
220 log
.debug("No metric %s found for interface %s: %s", openstack_metric_name
,
224 def _collect_instance_metric(self
, openstack_metric_name
, resource_id
):
225 delta
= 10 * self
.granularity
226 start_date
= datetime
.datetime
.now() - datetime
.timedelta(seconds
=delta
)
229 measures
= self
.client
.metric
.get_measures(openstack_metric_name
,
231 resource_id
=resource_id
,
232 granularity
=self
.granularity
)
234 value
= measures
[-1][2]
235 except gnocchiclient
.exceptions
.NotFound
as e
:
236 log
.debug("No metric %s found for instance %s: %s", openstack_metric_name
, resource_id
,
241 class CeilometerBackend(OpenstackBackend
):
242 def __init__(self
, vim_account_id
: str):
243 self
.client
= self
._build
_ceilometer
_client
(vim_account_id
)
245 def _build_ceilometer_client(self
, vim_account_id
: str) -> ceilometer_client
.Client
:
246 sess
= OpenstackBackend
.get_session(vim_account_id
)
247 return ceilometer_client
.Client(session
=sess
)
249 def collect_metric(self
, metric_type
: MetricType
, metric_name
: str, resource_id
: str, interface_name
: str):
250 if metric_type
!= MetricType
.INSTANCE
:
251 raise NotImplementedError('Ceilometer backend only support instance metrics')
252 measures
= self
.client
.samples
.list(meter_name
=metric_name
, limit
=1, q
=[
253 {'field': 'resource_id', 'op': 'eq', 'value': resource_id
}])
254 return measures
[0].counter_volume
if measures
else None