#!/usr/bin/env python2
-# dependencies:
-# 1. pip install paho-mqtt
-# 2. apt-get install sshpass
-#
from subprocess import call, Popen, PIPE, STDOUT
import paho.mqtt.client as mqtt
import shlex
-import os
import random
from uuid import getnode as get_mac
+import ast
+import sys
MQTT_SERVER = 'mqtt.suanzi.ai'
MQTT_PORT = 1883
else:
print pout
+def get_mac_str():
+ mac = hex(get_mac())
+ return '{:0>12}'.format(mac[2:-1])
+
def exec_ssh(port):
if port == None:
raise Exception('Port not avaliable')
- command = 'sshpass -p' + PASSWORD + ' ssh -o "ServerAliveInterval 60" -o "ServerAliveCountMax 3" -fCR ' + str(port) +':localhost:22 ' + USER + '@' + SSH_SERVER + ' sleep ' + str(ALIVE_TIME)
+ command = 'sshpass -p' + PASSWORD + ' ssh -o "StrictHostKeyChecking=no" -o "UserKnownHostsFile /dev/null" -o "ServerAliveInterval 60" -o "ServerAliveCountMax 3" -fCR ' + str(port) +':localhost:22 ' + USER + '@' + SSH_SERVER + ' sleep ' + str(ALIVE_TIME)
print command
return call(shlex.split(command), shell=False)
def on_connect(client, userdata, flags, rc):
- client.subscribe(client.id + '-request')
+ client.subscribe(userdata['id'])
+ client.subscribe('all')
print("Connected with result code "+str(rc))
def on_message(client, userdata, msg):
- print(msg.topic+" "+str(msg.payload))
- if msg.topic == client.id + '-request':
- print str(msg.payload)
- port = getAvailablePort(SSH_SERVER, PORT_RANGE)
- if exec_ssh(port) == 0:
- client.publish(client.id + '-response', port)
- else:
- raise Exception ('run ssh failed')
+ print('Receive topic:' + msg.topic + ' payload: ' +str(msg.payload))
+ payload = ast.literal_eval(str(msg.payload))
+ from_id = payload['from']
+ if payload['type'] == 'request':
+ if payload['command'] == 'ssh':
+ port = getAvailablePort(SSH_SERVER, PORT_RANGE)
+ if exec_ssh(port) == 0:
+ response = {'from': userdata['id'], 'type':'response', 'command':payload['command'], 'data':port}
+ client.publish(payload['from'], str(response))
+ else:
+ raise Exception ('run ssh failed')
+ if payload['command'] == 'list':
+ response = {'from': userdata['id'], 'type':'response', 'command':payload['command'], 'data':'OK'}
+ client.publish(payload['from'], str(response))
+
-class MyClient(mqtt.Client):
- def __init__(self, id):
- mqtt.Client.__init__(self)
- self.id = id
- self.on_connect = on_connect
- self.on_message = on_message
if __name__ == '__main__':
- mac = hex(get_mac())
- id = os.getenv('USER') + '-' + '{:0>12}'.format(mac[2:-1])
- print 'id is: ' , id
- client = MyClient(id)
+ id = get_mac_str()
+ print 'Mac: ', id
+ client = mqtt.Client(userdata={'id':id})
+ client.on_connect = on_connect
+ client.on_message = on_message
client.connect(MQTT_SERVER, MQTT_PORT, 60)
client.loop_forever()