def ausf_start(self):
cmds=cmds_dict['ausf']
connector = RemoteConnect(target_addr)
print('Start to activate AUSF')
connector.ssh_direct(cmds,target_username,target_password)
self.put_data('ausf')
print('Finish to activate AUSF')
def udm_start(self):
cmds=cmds_dict['udm']
connector = RemoteConnect(target_addr)
print('Start to activate UDM')
connector.ssh_direct(cmds,target_username,target_password)
self.put_data('udm')
print('Finish to activate UDM')
def nrf_start(self):
cmds=cmds_dict['nrf']
connector = RemoteConnect(target_addr)
print('Start to activate NRF')
connector.ssh_direct(cmds,target_username,target_password)
self.put_data('nrf')
print('Start to activate NRF')
def ausf_terminate(self):
self.put_data('ausf')
cmds = ['kill -9 $(pidof ./all_in_one/bin/ausf)\n','exit\n']
connector = RemoteConnect(target_addr)
connector.ssh_direct(cmds,target_username,target_password)
print('AUSF terminated')
def upf_terminate(self):
self.put_data('upf')
cmds = ['kill -9 $(pidof ./bin/free5gc-upfd)\n','exit\n']
connector = RemoteConnect(target_addr)
connector.ssh_direct(cmds,target_username,target_password)
print('UPF terminated')
class EMS():
def __init__(self):
self.r = redis.Redis(host='localhost', port=6379, db=0)
self.connector = RemoteConnect(target_addr)
def put_data(self, tunnel_name, flag):
#r = redis.Redis(host='localhost', port=6379, db=0)
self.r.set(tunnel_name, flag)
def ResetUPF(self):
cmds = cmds_dict['upf']
cmds.insert(0, 'kill -9 $(pidof ./bin/free5gc-upfd)\n')
self.put_data('upf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('upf', 'off')
def ResetAMF(self):
cmds = cmds_dict['amf']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/amf)\n')
self.put_data('amf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('amf', 'off')
def ResetSMF(self):
cmds = cmds_dict['smf']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/smf)\n')
self.put_data('smf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('smf', 'off')
def ResetUDR(self):
cmds = cmds_dict['udr']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/udr)\n')
self.put_data('udr', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('udr', 'off')
def ResetPCF(self):
cmds = cmds_dict['pcf']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/pcf)\n')
self.put_data('pcf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('pcf', 'off')
def ResetUDM(self):
cmds = cmds_dict['udm']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/udm)\n')
self.put_data('udm', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('udm', 'off')
def ResetNSSF(self):
cmds = cmds_dict['nssf']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/nssf)\n')
self.put_data('nssf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('nssf', 'off')
def ResetAUSF(self):
cmds = cmds_dict['ausf']
cmds.insert(0, 'kill -9 $(pidof ./all_in_one/bin/ausf)\n')
self.put_data('ausf', 'on')
self.connector.ssh_direct(cmds, target_username, target_password)
self.put_data('ausf', 'off')
def HealPnf(self, pnf_name):
print('EM detected {} fail'.format(pnf_name))
print('EM start to heal {}'.format(pnf_name))
if pnf_name == 'nrf':
self.ResetUPF()
cmds = cmds_dict[pnf_name]
self.connector.ssh_direct(cmds, target_username, target_password)
self.ResetAMF()
self.ResetSMF()
self.resetUDR()
self.ResetPCF()
self.ResetUDM()
self.ResetNSSF()
self.ResetAUSF()
elif pnf_name == 'upf':
cmds = cmds_dict[pnf_name]
self.connector.ssh_direct(cmds, target_username, target_password)
self.ResetSMF()
elif pnf_name == 'smf':
self.ResetUPF()
cmds = cmds_dict[pnf_name]
self.connector.ssh_direct(cmds, target_username, target_password)
else:
cmds = cmds_dict[pnf_name]
self.connector.ssh_direct(cmds, target_username, target_password)
print('EM finish heal {}'.format(pnf_name))
def DetectPnf(self, pnf_name):
#lock = 'on'
ssh = paramiko.SSHClient()
ssh.set_missing_host_key_policy(paramiko.AutoAddPolicy())
ssh.connect(target_addr,
22,
username=target_username,
password=target_password)
if pnf_name == 'upf':
cmd = 'ps -aux | grep ./bin/free5gc-upfd'
else:
cmd = 'ps -aux | grep ./all_in_one/bin/%s' % pnf_name
#r = redis.Redis(host='localhost', port=6379, db=0)
while (1):
time.sleep(1)
lock = self.r.get(pnf_name)
if lock == None:
continue
else:
lock = lock.decode()
#print('lock:{}'.format(lock))
if lock == 'terminate':
print('Terminate EM')
sys.exit(1)
if lock == 'on':
#print('match')
continue
stdin, stdout, stderr = ssh.exec_command(cmd)
out = stdout.read().decode().split("\n")
if len(out) != 4:
self.HealPnf(pnf_name)