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#
# Copyright 2016-present Ciena Corporation
#
# 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.
#
import json
import requests
import os,sys,time
from OltConfig import OltConfig
import fcntl, socket, struct
def get_mac(iface = None, pad = 4):
if iface is None:
iface = os.getenv('TEST_SWITCH', 'ovsbr0')
s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
try:
info = fcntl.ioctl(s.fileno(), 0x8927, struct.pack('256s', bytes(iface[:15])))
except:
info = ['0'] * 24
s.close()
sep = ''
if pad == 0:
sep = ':'
return '0'*pad + sep.join(['%02x' %ord(char) for char in info[18:24]])
def get_controller():
controller = os.getenv('ONOS_CONTROLLER_IP') or 'localhost'
controller = controller.split(',')[0]
return controller
class OnosCtrl:
auth = ('karaf', 'karaf')
controller = get_controller()
cfg_url = 'http://%s:8181/onos/v1/network/configuration/' %(controller)
maven_repo = 'http://central.maven.org/maven2/org/onosproject'
applications_url = 'http://%s:8181/onos/v1/applications' %(controller)
host_cfg_url = 'http://%s:8181/onos/v1/hosts/' %(controller)
def __init__(self, app, controller = None):
self.app = app
if controller is not None:
self.controller = controller
self.app_url = 'http://%s:8181/onos/v1/applications/%s' %(self.controller, self.app)
self.cfg_url = 'http://%s:8181/onos/v1/network/configuration/' %(self.controller)
self.auth = ('karaf', 'karaf')
@classmethod
def config(cls, config, controller=None):
if config is not None:
json_data = json.dumps(config)
if controller is None:
resp = requests.post(cls.cfg_url, auth = cls.auth, data = json_data)
else:
cfg_url = 'http://%s:8181/onos/v1/network/configuration/' %(controller)
resp = requests.post(cfg_url, auth = cls.auth, data = json_data)
return resp.ok, resp.status_code
return False, 400
@classmethod
def get_config(cls, controller=None):
if controller is None:
controller = cls.controller
cfg_url = 'http://%s:8181/onos/v1/network/configuration/' %(controller)
resp = requests.get(cfg_url, auth = cls.auth)
if resp.ok:
return resp.json()
return None
@classmethod
def delete(cls, config, controller=None):
if config:
json_data = json.dumps(config)
if controller is None:
print('default Onos config url is %s'%cls.cfg_url)
resp = requests.delete(cls.cfg_url, auth = cls.auth, data = json_data)
else:
cfg_url = 'http://%s:8181/onos/v1/network/configuration/' %(controller)
resp = requests.delete(cfg_url, auth = cls.auth, data = json_data)
return resp.ok, resp.status_code
return False, 400
def activate(self):
resp = requests.post(self.app_url + '/active', auth = self.auth)
return resp.ok, resp.status_code
def deactivate(self):
resp = requests.delete(self.app_url + '/active', auth = self.auth)
return resp.ok, resp.status_code
@classmethod
def get_devices(cls, controller = None):
if controller is None:
controller = cls.controller
url = 'http://%s:8181/onos/v1/devices' %(controller)
result = requests.get(url, auth = cls.auth)
if result.ok:
devices = result.json()['devices']
return filter(lambda d: d['available'], devices)
return None
@classmethod
def get_links(cls, controller = None):
if controller is None:
controller = cls.controller
url = 'http://%s:8181/onos/v1/links' %(controller)
result = requests.get(url, auth = cls.auth)
if result.ok:
links = result.json()['links']
return links
return None
@classmethod
def get_device_id(cls, controller = None):
'''If running under olt, we get the first switch connected to onos'''
olt = OltConfig()
did = 'of:' + get_mac()
if olt.on_olt():
devices = cls.get_devices(controller = controller)
if devices:
dids = map(lambda d: d['id'], devices)
if len(dids) == 1:
did = dids[0]
else:
###If we have more than 1, then check for env before using first one
did = os.getenv('OLT_DEVICE_ID', dids[0])
return did
@classmethod
def get_device_ids(cls, controller = None):
'''If running under olt, we get the first switch connected to onos'''
olt = OltConfig()
did = 'of:' + get_mac()
device_ids = []
if olt.on_olt():
devices = cls.get_devices(controller = controller)
if devices:
device_ids = map(lambda d: d['id'], devices)
else:
device_ids.append(did)
return device_ids
@classmethod
def get_flows(cls, device_id,controller=None):
if controller is None:
url = 'http://%s:8181/onos/v1/flows/' %(cls.controller) + device_id
else:
url = 'http://%s:8181/onos/v1/flows/' %(controller) + device_id
result = requests.get(url, auth = cls.auth)
if result.ok:
return result.json()['flows']
return None
@classmethod
def get_ports_device(cls, device_id, controller = None):
if controller is None:
url = 'http://{}:8181/onos/v1/devices/{}/ports'.format(cls.controller, device_id)
else:
url = 'http://{}:8181/onos/v1/devices/{}/ports'.format(controller, device_id)
result = requests.get(url, auth = cls.auth)
if result.ok:
return result.json()['ports']
return None
@classmethod
def cord_olt_device_map(cls, olt_config, controller = None):
olt_device_list = []
olt_port_map, _ = olt_config.olt_port_map()
switches = olt_port_map['switches']
if len(switches) > 1:
device_ids = cls.get_device_ids(controller = controller)
else:
did = cls.get_device_id(controller = controller)
if did is None:
return olt_device_list
uplink_dict = {}
uplink_dict['did'] = did
uplink_dict['switch'] = switches[0]
uplink_dict['uplink'] = str(olt_config.olt_conf['uplink'])
uplink_dict['vlan'] = str(olt_config.olt_conf['vlan'])
olt_device_list.append(uplink_dict)
return olt_device_list
for did in device_ids:
ports = cls.get_ports_device(did, controller = controller)
if ports:
matched = False
for port in ports:
for switch in switches:
if port['annotations']['portName'] == switch:
uplink_dict = {}
uplink = olt_port_map[switch]['uplink']
uplink_dict['did'] = did
uplink_dict['switch'] = switch
uplink_dict['uplink'] = str(uplink)
uplink_dict['vlan'] = str(olt_config.olt_conf['vlan'])
olt_device_list.append(uplink_dict)
matched = True
break
if matched == True:
break
return olt_device_list
@classmethod
def cord_olt_config(cls, olt_config, controller=None):
'''Configures OLT data for existing devices/switches'''
did_dict = {}
config = { 'devices' : did_dict }
olt_device_list = cls.cord_olt_device_map(olt_config, controller = controller)
if not olt_device_list:
return
for olt_map in olt_device_list:
access_device_dict = {}
device_data = {'uplink': olt_map['uplink'], 'vlan': olt_map['vlan']}
access_device_dict['accessDevice'] = device_data
did_dict[olt_map['did']] = access_device_dict
##configure the device list with access information
return cls.config(config, controller=controller)
@classmethod
def install_app(cls, app_file, onos_ip = None):
params = {'activate':'true'}
headers = {'content-type':'application/octet-stream'}
url = cls.applications_url if onos_ip is None else 'http://{0}:8181/onos/v1/applications'.format(onos_ip)
with open(app_file, 'rb') as payload:
result = requests.post(url, auth = cls.auth,
params = params, headers = headers,
data = payload)
print('result.ok, result.status_code are %s and %s'%(result.ok, result.status_code))
return result.ok, result.status_code
@classmethod
def install_app_from_url(cls, app_name, app_version, app_url = None, onos_ip = None):
params = {'activate':'true'}
headers = {'content-type':'application/json'}
if app_url is None:
app_oar_file = '{}-{}.oar'.format(app_name, app_version)
app_url = '{0}/{1}/{2}/{3}'.format(cls.maven_repo, app_name, app_version, app_oar_file)
params['url'] = app_url
url = cls.applications_url if onos_ip is None else 'http://{0}:8181/onos/v1/applications'.format(onos_ip)
result = requests.post(url, auth = cls.auth,
json = params, headers = headers)
return result.ok, result.status_code
@classmethod
def uninstall_app(cls, app_name, onos_ip = None):
params = {'activate':'true'}
headers = {'content-type':'application/octet-stream'}
url = cls.applications_url if onos_ip is None else 'http://{0}:8181/onos/v1/applications'.format(onos_ip)
app_url = '{}/{}'.format(url, app_name)
resp = requests.delete(app_url, auth = cls.auth)
return resp.ok, resp.status_code
@classmethod
def host_config(cls, config,onos_ip=None):
if config:
json_data = json.dumps(config)
url = cls.host_cfg_url if onos_ip is None else 'http://%s:8181/onos/v1/hosts/'.format(onos_ip)
resp = requests.post(cls.host_cfg_url, auth = cls.auth, data = json_data)
return resp.ok, resp.status_code
return False, 400