def translate_src_configuration(schema_path, xpath, src_configuration, device_info):
tp_info = tp_list.translate_yang_registry.get(device_info) # get tp_info in tp_list
trans_info = locate_translation_point_path(schema_path, tp_info, src_configuration)
if trans_info is None:
raise Exception("did not find translation script")
else:
translate_py = trans_info[0] # translation script name
binding = trans_info[1] # yang bindings
yang_base = trans_info[2] # yang_base
# use pyangbind to convert xml_obj to yang_obj
dummy_root_node = add_to_dummy_xml(src_configuration)
module_yang_obj = pybindIETFXMLDecoder.load_xml(dummy_root_node, parent=binding, yang_base=yang_base)
# Use the APP's function to convert from Input Python YANG object to its own type.
api_name = "_translate__%s" % (safe_name(module_yang_obj._yang_name))
# print(api_name)
# The translate API is part of the Yang module's top level object.
translate_api = getattr(translate_py, api_name)
translated_obj, target_xpath = translate_api(module_yang_obj, None, xpath) # input_obj, translated_obj, xpath
xml = pybindIETFXMLEncoder.serialise(translated_obj) # xml
parser = etree.XMLParser(remove_blank_text=True)
root = etree.fromstring(xml, parser) # lxml obj
return root, target_xpath
def build_three_dns():
dhcpd_module = dhcpd()
dhcpd_module.dhcp.dns.append("192.168.8.7")
dhcpd_module.dhcp.dns.append("192.168.8.8")
dhcpd_module.dhcp.dns.append("192.168.8.9")
config_str = ("<config>" +
pybindIETFXMLEncoder.serialise(dhcpd_module.dhcp) +
"</config>")
return config_str
def calculate_diff(left, right, snoObject=sno()):
left_dict = json.loads(pybindJSON.dumps(left))
right_dict = json.loads(pybindJSON.dumps(right))
right_side_recursion(left_dict, right_dict)
left_after_right_recursion = snoObject
pybindJSONDecoder.load_json(left_dict, None, None, left_after_right_recursion)
left_xml = (pybindIETFXMLEncoder.serialise(left_after_right_recursion))
right_xml = (pybindIETFXMLEncoder.serialise(right))
root_left = etree.fromstring(left_xml)
root_right = etree.fromstring(right_xml)
left_side_recursion(root_left, root_right)
return (etree.tostring(root_left).decode())
def rpc_get(self, session, rpc, filter_or_none): # pylint: disable=W0613
"""
Retrieve all or part of specified configuration.
:param session: the server session with the client
:type session: NetconfServerSession
:param rpc: the topmost element in the received message
:type rpc: lxml.Element
:param filter_or_none: the filter element if present
:type filter_or_none: lxml.Element or None
:return: "nc:data" type containing the requested state
:rtype: lxml.Element
"""
logger.debug("GET")
try:
# extract bn, En and eq from running configuration datastore using pyangbind format
eq = str(self.configuration.DRoF_configuration.equalization)
bn, En = self.extract_bn_and_En(self.configuration)
# DAC/OSC setup
result = self.ac.dac_setup(bn, En, eq)
# modify SNR and BER in running configuration datastore
SNR = result[0]
BER = result[1]
self.modify_SNR_and_BER(BER, SNR)
logger.info(pybindJSON.dumps(self.configuration))
# get new SNR and BER from running configuration datastore
data = etree.XML(pybindIETFXMLEncoder.serialise(
self.configuration))
monitor = data.findall(
".//xmlns:monitor",
namespaces={'xmlns': "urn:blueSPACE-DRoF-configuration"})
ber = data.find(
".//xmlns:BER",
namespaces={'xmlns': "urn:blueSPACE-DRoF-configuration"})
# create NETCONF rpc-reply message with the new SNR and BER from running configuration datastore
data_reply = util.elm("data")
top = util.subelm(
data_reply,
"{urn:blueSPACE-DRoF-configuration}DRoF-configuration")
for value in monitor:
m = util.subelm(top, 'monitor')
m.append(util.leaf_elm('subcarrier-id', str(value[0].text)))
m.append(util.leaf_elm('SNR', str(value[1].text)))
top.append(util.leaf_elm('BER', str(ber.text)))
return util.filter_results(rpc, data_reply, filter_or_none)
except Exception as e:
logger.error("GET, error: {}".format(e))
raise e
def _getConfigXML_(self, jsonConfig):
if jsonConfig["fpga_sw_data"]["sw_type"] == "trustnodev1":
tsnTmp = TNsysrepo()
pybindJSONDecoder.load_json(jsonConfig["fpga_config"],
None,
None,
obj=tsnTmp)
xmlStr = pybindIETFXMLEncoder.serialise(tsnTmp)
logging.info("FPGA CONFIG XML:" + xmlStr)
return xmlStr
return None
def interface2oc(self, input):
# debug
# print(input)
if_model = openconfig_interfaces()
for ifname in input:
inet = ""
if 'inet' in input[ifname]:
inet = input[ifname]['inet']
inet6 = ""
if 'inet6' in input[ifname]:
inet6 = input[ifname]['inet6']
if_model.interfaces.interface.add(
ifname).subinterfaces.subinterface.add(
0).ipv4.addresses.address.add(inet)
if_model.interfaces.interface[ifname].subinterfaces.subinterface[
0].ipv6.addresses.address.add(inet6)
return "<config>" + pybindIETFXMLEncoder.serialise(
if_model.interfaces) + "</config>"
def rpc_edit_config(self, session, rpc, target, method,
newconf): # pylint disable=W0613
"""
Create, merge or delete all or part of the specified newconf to the running configuration datastore.
:param session: the server session with the client
:type session: NetconfServerSession
:param rpc: the topmost element in the received message
:type rpc: lxml.Element
:param target: the target of the config, defaults to "running"
:type target: str
:param method: "merge" (netconf default), "create" or "delete".
:type method: str
:param newconf: new configuration
:type newconf: lxml.Element
:return: "nc:data" type containing the requested configuration
:rtype: lxml.Element
"""
# print(etree.tostring(rpc))
# print(etree.tostring(method))
# print(etree.tostring(newconf))
logger.debug("EDIT CONFIG")
try:
if 'capability' in newconf[0].tag:
# TODO to be implemented
pass
elif 'configuration' in newconf[0].tag:
new_xml = pybindIETFXMLDecoder.decode(
etree.tostring(newconf), bindingConfiguration,
"blueSPACE-DRoF-configuration")
if "create" in method.text:
# extract NCF, bn, En and eq from newconf
NCF = float(
new_xml.DRoF_configuration.nominal_central_frequency)
eq = str(new_xml.DRoF_configuration.equalization)
bn, En = self.extract_bn_and_En(new_xml)
# Laser setup
self.ac.laser_setup(NCF, self.ac.power_laser)
# DAC/OSC setup
result = self.ac.dac_setup(bn, En, eq)
# save newconf as running configuration
self.configuration = new_xml
# add SNR and BER to running configuration datastore
SNR = result[0]
BER = result[1]
for i in range(1, len(SNR) + 1):
m = self.configuration.DRoF_configuration.monitor.add(
i)
if np.math.isnan(SNR[i - 1]):
m._set_SNR(np.format_float_positional(1e-9))
else:
m._set_SNR(SNR[i - 1])
self.configuration.DRoF_configuration._set_BER(BER)
logger.info(pybindJSON.dumps(self.configuration))
logger.debug("NEW CONFIGURATION created")
elif "merge" in method.text:
# extract bn and En from newconf
bn, En = self.extract_bn_and_En(new_xml)
# extract eq from running configuration datastore
eq = str(
self.configuration.DRoF_configuration.equalization)
# DAC/OSC setup
result = self.ac.dac_setup(bn, En, eq)
# modify SNR and BER in running configuration datastore
SNR = result[0]
BER = result[1]
self.modify_SNR_and_BER(BER, SNR)
# merge newconf with running configuration datastore
for i, x in enumerate(new_xml.DRoF_configuration.
constellation.iteritems(),
start=1):
for j, y in enumerate(
self.configuration.DRoF_configuration.
constellation.iteritems(),
start=1):
if i == j:
y[1].bitsxsymbol = x[1].bitsxsymbol
y[1].powerxsymbol = x[1].powerxsymbol
logger.info(pybindJSON.dumps(self.configuration))
logger.debug("NEW CONFIGURATION merged")
elif "delete" in method.text:
# disable Laser and remove logical associations between DAC and OSC
self.ac.disable_laser()
self.ac.remove_logical_associations()
# remove the running configuration
self.configuration = bindingConfiguration.blueSPACE_DRoF_configuration(
)
logger.info(pybindJSON.dumps(self.configuration))
logger.debug("CONFIGURATION deleted")
return util.filter_results(
rpc,
etree.XML(
pybindIETFXMLEncoder.serialise(self.configuration)),
None)
except Exception as e:
logger.error("EDIT CONFIG method {}, error: {}".format(method, e))
raise e
def rpc_edit_config(self, session, rpc, target, method, new_config): # pylint: disable=W0613
logging.debug("---EDIT CONFIG---")
logging.debug(session)
# print(etree.tostring(rpc))
# print(etree.tostring(method))
# print(etree.tostring(new_config))
# print("RUNNING MONITORING")
# subprocess.call(['python', 'application_changes.py'])
if 'topology' in new_config[0].tag:
topo_path = ".//xmlns:node"
topo_namespace = 'urn:node-topology'
data_list = new_config.findall(
topo_path, namespaces={'xmlns': topo_namespace})
for data in data_list:
found = False
# print(etree.tostring(data))
for node_id in data.iter("{" + topo_namespace + "}node-id"):
topo_list = self.node_topology.findall(
topo_path, namespaces={'xmlns': topo_namespace})
for topo in topo_list:
# print(etree.tostring(topo))
for node_id2 in topo.iter("{" + topo_namespace +
"}node-id"):
logging.debug("COMPARING %s - %s" %
(node_id.text, node_id2.text))
if node_id.text == node_id2.text:
found = True
# aux = copy.deepcopy(topo) # aux node topology
logging.debug("MATCH")
logging.debug("MERGING " + node_id.text)
merge(topo, data)
# print_config_changes(self.configuration, aux, data, 'modify')
# caller(print_config_changes, args=(self.configuration, aux, data, 'modify'))
else:
logging.debug("NOT MATCH")
if not found:
logging.debug("APPENDING " + node_id.text)
self.node_topology[0].append(data)
# print_config_changes(self.configuration, None, data, 'create')
# caller(print_config_changes, args=(self.configuration, None, data, 'create'))
# print(etree.tostring(self.configuration, encoding='utf8', xml_declaration=True))
return util.filter_results(rpc, self.node_topology, None)
elif 'connectivity' in new_config.tag:
module_name = 'node-connectivity'
connid = new_config.find(".//xmlns:connectionid",
namespaces={
'xmlns': 'urn:node-connectivity'
}).text # get connectionid
if method.text == "create":
logging.debug("CREATING NEW CONNECTION: " + connid)
if len(self.node_connectivity.connection
) == 0: # if self.capability is empty
self.node_connectivity = new_config
logging.debug(self.node_connectivity)
# encode to pyangbind format
self.node_connectivity = pybindIETFXMLDecoder.decode(
etree.tostring(self.node_connectivity),
bindingConnection, module_name)
else:
if connid not in self.node_connectivity.connection: # connectionid no exists
tree_config = etree.XML(etree.tostring(new_config))
# decode from pyangbind format
xml = pybindIETFXMLEncoder.serialise(
self.node_connectivity)
tree_node = etree.XML(xml)
tree_node.append(
tree_config[0]) # adding new connection
# encode to pyangbind format
self.node_connectivity = pybindIETFXMLDecoder.decode(
etree.tostring(tree_node), bindingConnection,
'node-connectivity')
elif method.text == "delete":
logging.debug("DELETING CONNECTION: " + connid)
if connid in self.node_connectivity.connection: # connectionid exists
self.node_connectivity.connection.delete(connid)
return util.filter_results(
rpc,
etree.XML(
pybindIETFXMLEncoder.serialise(self.node_connectivity)),
None)
from Newbinding import openconfig_interfaces
from pyangbind.lib.serialise import pybindIETFXMLEncoder
import json
#https://github.com/robshakir/pyangbind
op_if = openconfig_interfaces()
NewInt = op_if.interfaces.interface.add('Ten1/0/1')
print(json.dumps(NewInt.get(), indent=2))
NewInt.config.description = 'something cool'
print(json.dumps(NewInt.get(), indent=2))
print('<config>' + pybindIETFXMLEncoder.serialise(NewInt) + '</config>')
password=Pass,
hostkey_verify=False,
) as m:
MyFilter = '''
<filter>
<lldp-entries xmlns="http://cisco.com/ns/yang/Cisco-IOS-XE-lldp-oper"/>
</filter>
'''
runningConfig = m.get(filter=MyFilter).data_xml
dom = xml.dom.minidom.parseString(
runningConfig) #or xml.dom.minidom.parse(c)
pretty_xml_as_string = dom.toprettyxml()
#print(pretty_xml_as_string)
dicLldpInt = xmltodict.parse(pretty_xml_as_string)
#print(dicLldpInt['data']['lldp-entries']['lldp-entry'])
for i in dicLldpInt['data']['lldp-entries']['lldp-entry']:
#print(i)
op_if = openconfig_interfaces()
NewInt = op_if.interfaces.interface.add(fixName(i['local-interface']))
NewInt.config.description = 'connected to ' + i[
'device-id'] + ' on Int ' + i['connecting-interface']
config = '<config>' + pybindIETFXMLEncoder.serialise(
op_if.interfaces) + '</config>'
#print(config)
output = m.edit_config(target='running', config=config)
print(output)
node_con.connection[connectionid].transceiver = transceiverid
return node_con
if __name__ == '__main__':
session = NetconfSSHSession(host, port, username, password)
c = addConnection("5001", "65792", "65536", "1")
c2 = addConnection("5002", "65536", "65792", "1")
c3 = addConnection("5003", "65536", "65792", "1")
c4 = addConnection("5004", "65536", "65792", "1")
opC = 'create'
opD = 'delete'
print("--EDIT CONFIG 1--")
config = session.edit_config(method=opC,
newconf=pybindIETFXMLEncoder.serialise(c))
xmlstr = etree.tostring(config, encoding='utf8', xml_declaration=True)
print(xmlstr)
print("--EDIT CONFIG 2--")
config = session.edit_config(method=opC,
newconf=pybindIETFXMLEncoder.serialise(c2))
xmlstr = etree.tostring(config, encoding='utf8', xml_declaration=True)
print(xmlstr)
print("--EDIT CONFIG 3--")
config = session.edit_config(method=opC,
newconf=pybindIETFXMLEncoder.serialise(c3))
xmlstr = etree.tostring(config, encoding='utf8', xml_declaration=True)
print(xmlstr)