docklet/meter/connector/minion.py

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#!/usr/bin/python3
import socket, time, threading, os
class minion_connector:
def connect(server_ip):
from connector.master import master_connector
connected = True
while True:
try:
fd = socket.socket(socket.AF_INET, socket.SOCK_STREAM, 0)
fd.connect((server_ip, master_connector.tcp_port))
connected = True
print("[info]", "connected to master.")
master_connector.establish_vswitch('minion')
master_connector.build_gre_conn('minion', server_ip)
while True:
data = b'ack'
if fd.send(data) != len(data):
break
readData = fd.recv(1024)
time.sleep(0.5)
fd.close()
except socket.error as e:
master_connector.break_gre_conn('minion', server_ip)
if connected:
print("[info]", "non-connected with master.")
except Exception as e:
pass
finally:
if connected:
os.system('ovs-vsctl del-br ovs-minion >/dev/null 2>&1')
connected = False
time.sleep(1)
def start(server_ip):
thread = threading.Thread(target = minion_connector.connect, args = [server_ip])
thread.setDaemon(True)
thread.start()
return thread