blob: 370250dd26413b7f1e6511a50b6dd61834e57e93 [file] [log] [blame]
Matteo Scandolo4a8b4d62018-03-06 17:18:46 -08001# Copyright 2017-present Open Networking Foundation
2#
3# Licensed under the Apache License, Version 2.0 (the "License");
4# you may not use this file except in compliance with the License.
5# You may obtain a copy of the License at
6#
7# http://www.apache.org/licenses/LICENSE-2.0
8#
9# Unless required by applicable law or agreed to in writing, software
10# distributed under the License is distributed on an "AS IS" BASIS,
11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12# See the License for the specific language governing permissions and
13# limitations under the License.
14
15from synchronizers.new_base.pullstep import PullStep
Matteo Scandolo6be6ee92018-05-24 15:07:51 -070016from synchronizers.new_base.modelaccessor import model_accessor, OLTDevice, VOLTService, PONPort, NNIPort
Matteo Scandolo4a8b4d62018-03-06 17:18:46 -080017
18from xosconfig import Config
19from multistructlog import create_logger
20
Matteo Scandolo33523412018-04-12 15:21:13 -070021import requests
22from requests import ConnectionError
23from requests.models import InvalidURL
24
Matteo Scandolod44ca992018-05-17 15:02:10 -070025import os, sys
26sys.path.append(os.path.dirname(os.path.dirname(os.path.abspath(__file__))))
27
28from helpers import Helpers
29
Matteo Scandolo4a8b4d62018-03-06 17:18:46 -080030log = create_logger(Config().get('logging'))
31
32class OLTDevicePullStep(PullStep):
33 def __init__(self):
34 super(OLTDevicePullStep, self).__init__(observed_model=OLTDevice)
35
Matteo Scandolo33523412018-04-12 15:21:13 -070036 @staticmethod
37 def get_ids_from_logical_device(o):
Matteo Scandolod44ca992018-05-17 15:02:10 -070038 voltha_url = Helpers.get_voltha_info(o.volt_service)['url']
39 voltha_port = Helpers.get_voltha_info(o.volt_service)['port']
Matteo Scandolo33523412018-04-12 15:21:13 -070040
Matteo Scandolo19466a02018-05-16 17:43:39 -070041 r = requests.get("%s:%s/api/v1/logical_devices" % (voltha_url, voltha_port))
Matteo Scandolo33523412018-04-12 15:21:13 -070042
43 if r.status_code != 200:
44 raise Exception("Failed to retrieve logical devices from VOLTHA: %s" % r.text)
45
46 res = r.json()
47
48 for ld in res["items"]:
49 if ld["root_device_id"] == o.device_id:
50 o.of_id = ld["id"]
Matteo Scandolod44ca992018-05-17 15:02:10 -070051 o.dp_id = "of:" + Helpers.datapath_id_to_hex(ld["datapath_id"]) # convert to hex
Matteo Scandolo33523412018-04-12 15:21:13 -070052 return o
53
54 raise Exception("Can't find a logical device for device id: %s" % o.device_id)
Matteo Scandolo33523412018-04-12 15:21:13 -070055
Matteo Scandolo4a8b4d62018-03-06 17:18:46 -080056 def pull_records(self):
57 log.info("pulling OLT devices from VOLTHA")
Matteo Scandolo33523412018-04-12 15:21:13 -070058
59 try:
60 self.volt_service = VOLTService.objects.all()[0]
61 except IndexError:
62 log.warn('VOLTService not found')
63 return
64
Matteo Scandolod44ca992018-05-17 15:02:10 -070065 voltha_url = Helpers.get_voltha_info(self.volt_service)['url']
66 voltha_port = Helpers.get_voltha_info(self.volt_service)['port']
Matteo Scandolo33523412018-04-12 15:21:13 -070067
68 try:
Matteo Scandolo19466a02018-05-16 17:43:39 -070069 r = requests.get("%s:%s/api/v1/devices" % (voltha_url, voltha_port))
Matteo Scandolo33523412018-04-12 15:21:13 -070070
71 if r.status_code != 200:
72 log.info("It was not possible to fetch devices from VOLTHA")
73
74 # keeping only OLTs
75 devices = [d for d in r.json()["items"] if "olt" in d["type"]]
76
77 log.debug("received devices", olts=devices)
78
79 # TODO
Matteo Scandolo19466a02018-05-16 17:43:39 -070080 # [ ] delete OLTS as OLTDevice.objects.all() - updated OLTs
Matteo Scandolo33523412018-04-12 15:21:13 -070081
Matteo Scandolo33523412018-04-12 15:21:13 -070082 olts_in_voltha = self.create_or_update_olts(devices)
83
84 except ConnectionError, e:
85 log.warn("It was not possible to connect to VOLTHA", reason=e)
86 return
87 except InvalidURL, e:
88 log.warn("VOLTHA url is invalid, is it configured in the VOLTService?", reason=e)
89 return
90
91 def create_or_update_olts(self, olts):
92
93 updated_olts = []
94
95 for olt in olts:
96 try:
97 if olt["type"] == "simulated_olt":
98 [host, port] = ["172.17.0.1", "50060"]
99 else:
100 [host, port] = olt["host_and_port"].split(":")
101 model = OLTDevice.objects.filter(device_type=olt["type"], host=host, port=port)[0]
Matteo Scandolo6be6ee92018-05-24 15:07:51 -0700102
Matteo Scandolo33523412018-04-12 15:21:13 -0700103 log.debug("OLTDevice already exists, updating it", device_type=olt["type"], host=host, port=port)
104
105 if model.enacted < model.updated:
106 log.info("Skipping pull on OLTDevice %s as enacted < updated" % model.name, name=model.name, id=model.id, enacted=model.enacted, updated=model.updated)
Matteo Scandolo6be6ee92018-05-24 15:07:51 -0700107 # if we are not updating the device we still need to pull ports
108 self.fetch_olt_ports(model)
Matteo Scandolo33523412018-04-12 15:21:13 -0700109 return
110
111 except IndexError:
112 model = OLTDevice()
113 model.device_type = olt["type"]
114
115 if olt["type"] == "simulated_olt":
116 model.host = "172.17.0.1"
117 model.port = 50060
Matteo Scandolo6be6ee92018-05-24 15:07:51 -0700118 else:
119 [host, port] = olt["host_and_port"].split(":")
120 model.host = host
121 model.port = int(port)
Matteo Scandolo33523412018-04-12 15:21:13 -0700122
123 log.debug("OLTDevice is new, creating it", device_type=olt["type"], host=host, port=port)
124
125 # Adding feedback state to the device
126 model.device_id = olt["id"]
127 model.admin_state = olt["admin_state"]
128 model.oper_status = olt["oper_status"]
129
130 model.volt_service = self.volt_service
131 model.volt_service_id = self.volt_service.id
132
133 # get logical device
134 OLTDevicePullStep.get_ids_from_logical_device(model)
135
136 model.save()
137
Matteo Scandolo6be6ee92018-05-24 15:07:51 -0700138 self.fetch_olt_ports(model)
139
Matteo Scandolo33523412018-04-12 15:21:13 -0700140 updated_olts.append(model)
141
142 return updated_olts
143
Matteo Scandolo6be6ee92018-05-24 15:07:51 -0700144 def fetch_olt_ports(self, olt):
145 voltha_url = Helpers.get_voltha_info(self.volt_service)['url']
146 voltha_port = Helpers.get_voltha_info(self.volt_service)['port']
147
148 try:
149 r = requests.get("%s:%s/api/v1/devices/%s/ports" % (voltha_url, voltha_port, olt.device_id))
150
151 if r.status_code != 200:
152 log.info("It was not possible to fetch ports from VOLTHA for device %s" % olt.device_id)
153
154 ports = r.json()['items']
155
156 log.debug("received ports", ports=ports, olt=olt.device_id)
157
158 self.create_or_update_ports(ports, olt)
159
160 except ConnectionError, e:
161 log.warn("It was not possible to connect to VOLTHA", reason=e)
162 return
163 except InvalidURL, e:
164 log.warn("VOLTHA url is invalid, is it configured in the VOLTService?", reason=e)
165 return
166 return
167
168 def create_or_update_ports(self, ports, olt):
169 nni_ports = [p for p in ports if "ETHERNET_NNI" in p["type"]]
170 pon_ports = [p for p in ports if "PON_OLT" in p["type"]]
171
172 self.create_or_update_nni_port(nni_ports, olt)
173 self.create_or_update_pon_port(pon_ports, olt)
174
175 def create_or_update_pon_port(self, pon_ports, olt):
176
177 update_ports = []
178
179 for port in pon_ports:
180 try:
181 model = PONPort.objects.filter(port_no=port["port_no"], olt_device_id=olt.id)[0]
182 log.debug("PONPort is new, creating it", port_no=port["port_no"], olt_device_id=olt.id)
183 except IndexError:
184 model = PONPort()
185 model.port_no = port["port_no"]
186 model.olt_device_id = olt.id
187 model.name = port["label"]
188 log.debug("PONPort already exists, updating it", port_no=port["port_no"], olt_device_id=olt.id)
189
190 model.admin_state = port["admin_state"]
191 model.oper_status = port["oper_status"]
192 model.save()
193 update_ports.append(model)
194 return update_ports
195
196 def create_or_update_nni_port(self, nni_ports, olt):
197 update_ports = []
198
199 for port in nni_ports:
200 try:
201 model = NNIPort.objects.filter(port_no=port["port_no"], olt_device_id=olt.id)[0]
202 model.xos_managed = False
203 log.debug("NNIPort is new, creating it", port_no=port["port_no"], olt_device_id=olt.id)
204 except IndexError:
205 model = NNIPort()
206 model.port_no = port["port_no"]
207 model.olt_device_id = olt.id
208 model.name = port["label"]
209 model.xos_managed = False
210 log.debug("NNIPort already exists, updating it", port_no=port["port_no"], olt_device_id=olt.id)
211
212 model.admin_state = port["admin_state"]
213 model.oper_status = port["oper_status"]
214 model.save()
215 update_ports.append(model)
216 return update_ports
Matteo Scandolo33523412018-04-12 15:21:13 -0700217
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