Files
openairinterface5g/ci-scripts/cls_module.py
2024-09-23 12:19:49 +02:00

224 lines
7.1 KiB
Python

# * Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
# * contributor license agreements. See the NOTICE file distributed with
# * this work for additional information regarding copyright ownership.
# * The OpenAirInterface Software Alliance licenses this file to You under
# * the OAI Public License, Version 1.1 (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.openairinterface.org/?page_id=698
# *
# * 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.
# *-------------------------------------------------------------------------------
# * For more information about the OpenAirInterface (OAI) Software Alliance:
# * contact@openairinterface.org
# */
#---------------------------------------------------------------------
#
# Required Python Version
# Python 3.x
#
#---------------------------------------------------------------------
#to use isfile
import os
import sys
import logging
#time.sleep
import time
import re
import subprocess
from datetime import datetime
import yaml
import cls_cmd
class Module_UE:
def __init__(self, module_name, node=None, filename="ci_infra.yaml"):
with open(filename, 'r') as f:
all_ues = yaml.load(f, Loader=yaml.FullLoader)
m = all_ues.get(module_name)
if m is None:
raise Exception(f'no such module name "{module_name}" in "{filename}"')
self.module_name = module_name
self.host = m['Host'] if m['Host'] != "%%current_host%%" else None
if node is None and self.host is None:
raise Exception(f'node not provided when needed')
elif node is not None and self.host is None:
self.host = node
self.cmd_dict = {
"attach": m.get('AttachScript'),
"detach": m.get('DetachScript'),
"initialize": m.get('InitScript'),
"terminate": m.get('TermScript'),
"getNetwork": m.get('NetworkScript'),
"check": m.get('CheckStatusScript'),
"dataEnable": m.get('DataEnableScript'),
"dataDisable": m.get('DataDisableScript'),
}
self.interface = m.get('IF')
self.MTU = m.get('MTU')
self.trace = m.get('trace') == True
self.logStore = m.get('LogStore')
self.cmd_prefix = m.get('CmdPrefix')
self.runIperf3Server = m.get('RunIperf3Server', True)
self.namespace = m.get('Namespace')
self.cnPath = m.get('CNPath')
logging.info(f'initialized {self.module_name}@{self.host} from {filename}')
def __str__(self):
return f"{self.module_name}@{self.host} [IP: {self.getIP()}]"
def __repr__(self):
return self.__str__()
def _command(self, cmd, silent = False):
if cmd is None:
raise Exception("no command provided")
if self.host == "" or self.host == "localhost":
c = cls_cmd.LocalCmd()
else:
c = cls_cmd.RemoteCmd(self.host)
response = c.run(cmd, silent=silent)
c.close()
return response
#-----------------$
#PUBLIC Methods$
#-----------------$
def initialize(self):
if self.trace:
raise Exception("UE tracing not implemented yet")
self._enableTrace()
# we first terminate to make sure the UE has been stopped
if self.cmd_dict["detach"]:
self._command(self.cmd_dict["detach"], silent=True)
self._command(self.cmd_dict["terminate"], silent=True)
ret = self._command(self.cmd_dict["initialize"])
logging.info(f'For command: {ret.args} | return output: {ret.stdout} | Code: {ret.returncode}')
# Here each UE returns differently for the successful initialization, requires check based on UE
return ret.returncode == 0
def terminate(self):
self._command(self.cmd_dict["terminate"])
if self.trace:
raise Exception("UE tracing not implemented yet")
self._disableTrace()
return self._logCollect()
return None
def attach(self, attach_tries = 4, attach_timeout = 60):
ip = None
while attach_tries > 0:
self._command(self.cmd_dict["attach"])
timeout = attach_timeout
logging.debug("Waiting for IP address to be assigned")
while timeout > 0 and not ip:
time.sleep(5)
timeout -= 5
ip = self.getIP()
if ip:
break
logging.warning(f"UE did not receive IP address after {attach_timeout} s, detaching")
attach_tries -= 1
self._command(self.cmd_dict["detach"])
time.sleep(5)
if ip:
logging.debug(f'\u001B[1mUE IP Address for UE {self.module_name} is {ip}\u001B[0m')
else:
logging.debug(f'\u001B[1;37;41mUE IP Address for UE {self.module_name} Not Found!\u001B[0m')
return ip
def detach(self):
self._command(self.cmd_dict["detach"])
def check(self):
cmd = self.cmd_dict["check"]
if cmd:
return self._command(cmd).stdout
else:
logging.warning(f"requested status check of UE {self.getName()}, but operation is not supported")
return f"UE {self.getName()} does not support status checking"
def dataEnable(self):
cmd = self.cmd_dict["dataEnable"]
if cmd:
self._command(cmd)
return True
else:
message = f"requested enabling data of UE {self.getName()}, but operation is not supported"
logging.error(message)
return False
def dataDisable(self):
cmd = self.cmd_dict["dataDisable"]
if cmd:
self._command(cmd)
return True
else:
message = f"requested disabling data of UE {self.getName()}, but operation is not supported"
logging.error(message)
return False
def getIP(self):
output = self._command(self.cmd_dict["getNetwork"], silent=True)
result = re.search('inet (?P<ip>[0-9]+\.[0-9]+\.[0-9]+\.[0-9]+)', output.stdout)
if result and result.group('ip'):
ip = result.group('ip')
return ip
return None
def checkMTU(self):
output = self._command(self.cmd_dict["getNetwork"], silent=True)
result = re.search('mtu (?P<mtu>[0-9]+)', output.stdout)
if result and result.group('mtu') and int(result.group('mtu')) == self.MTU:
logging.debug(f'\u001B[1mUE Module {self.module_name} NIC MTU is {self.MTU} as expected\u001B[0m')
return True
else:
logging.debug(f'\u001B[1;37;41m UE module {self.module_name} has incorrect Module NIC MTU or MTU not found! Expected: {self.MTU} \u001B[0m')
return False
def getName(self):
return self.module_name
def getIFName(self):
return self.interface
def getHost(self):
return self.host
def getNamespace(self):
return self.namespace
def getCNPath(self):
return self.cnPath
def getRunIperf3Server(self):
return self.runIperf3Server
def getCmdPrefix(self):
return self.cmd_prefix if self.cmd_prefix else ""
def _enableTrace(self):
raise Exception("not implemented")
mySSH = sshconnection.SSHConnection()
mySSH.open(self.HostIPAddress, self.HostUsername, self.HostPassword)
#delete old artifacts
mySSH.command('echo ' + ' ' + ' | sudo -S rm -rf ci_qlog','\$',5)
#start Trace, artifact is created in home dir
mySSH.command('echo $USER; nohup sudo -E QLog/QLog -s ci_qlog -f NR5G.cfg > /dev/null 2>&1 &','\$', 5)
mySSH.close()
def _disableTrace(self):
raise Exception("not implemented")
def _logCollect(self):
raise Exception("not implemented")