Update readme to support mac osx

[remote-debug.git] / sztool

diff --git a/sztool b/sztool
index 82f547d..efd4837 100755 (executable)
--- a/sztool
+++ b/sztool
@@ -1,36 +1,77 @@
 #!/usr/bin/env python2
 
-from subprocess import call, Popen, PIPE, STDOUT
+from subprocess import call, Popen, PIPE, STDOUT, check_output
 import paho.mqtt.client as mqtt
 import argparse
+import sys
+from uuid import getnode as get_mac
+import ast
+import threading
+import shlex
 
 MQTT_SERVER = 'mqtt.suanzi.ai'
 MQTT_PORT = 1883
 URI = 'debug@autossh.suanzi.ai'
 
+def get_all_connected(host, port, user, password):
+    command = 'sshpass -p' + password + ' ssh -q -o "StrictHostKeyChecking=no"  -o "UserKnownHostsFile /dev/null" ' + user + '@' + host + '  netstat -tn | grep ' + str(port) + ' | grep ESTABLISHED | wc -l'
+    output = check_output(shlex.split(command), shell=False)
+    return int(output)
+
 def on_connect(client, userdata, flags, rc):
-    id = client.id
-    client.subscribe(id + "-response")
-    print("Connected with result code "+str(rc))
-    client.publish(id + '-request', 0)
+    client.subscribe(userdata['id'])
+    print "Connected with result code " + str(rc) +'\n'
+    if userdata['action'] == 'connect':
+        payload = {'from':userdata['id'], 'type':'request', 'command':'ssh'}
+        client.publish(userdata['to'], str(payload))
+    elif userdata['action'] == 'list':
+        payload = {'from':userdata['id'], 'type':'request', 'command':'list'}
+        client.publish(userdata['to'], str(payload))
+        print'{0}\t\t{1}'.format(' Device ID ', 'Data')
+        print '-' * 30
 
 def on_message(client, userdata, msg):
-    id = client.id
-    print(msg.topic+" "+str(msg.payload))
-    if msg.topic == id + '-response':
-        port = msg.payload
-        print 'run "ssh ' + URI + ' -p ' + str(port) + '" to connect to device (%s)' % id
+#    print('Receive topic:' + msg.topic + ' payload: ' +str(msg.payload))
+    payload = ast.literal_eval(str(msg.payload))
+    from_id = payload['from']
+    if payload['type'] == 'response':
+        if payload['command'] == 'ssh':
+            port = payload['data']
+            print 'run "ssh ' + URI + ' -p ' + str(port) + '" to connect to device (%s)' % from_id
+            client.disconnect()
+            sys.exit(0)
+        elif payload['command'] == 'list':
+            print '{0}\t\t{1}'.format(payload['from'], payload['data'])
+            client.total = client.total - 1
+            if client.total == 0:
+                client.disconnect()
+                sys.exit(0)
+
+def get_mac_str():
+    mac = hex(get_mac())
+    return '{:0>12}'.format(mac[2:-1])
 
 if __name__ == '__main__':
-    parser = argparse.ArgumentParser(description='Choose an avaiable port and run ssh.')
-    parser.add_argument('-i', '--id', dest='id', help='the unique id of remote machine, such as rpdzkj-080027a6f8dc, where the rpdzkj is the user, and 080027a6f8dc is the mac addres', required=True)
-    #parser.add_argument('connect',  help='list all connected devices')
-    #parser.add_argument('list',  help='list all connected devices')
+    parser = argparse.ArgumentParser(description='Choose an avaiable port and run ssh.', add_help=False)
+    parser.add_argument('--help', action='help')
+    parser.add_argument('-h', '--host', help='the mqtt server', default=MQTT_SERVER)
+    parser.add_argument('-p', '--port', type=int, help='the mqtt port', default=MQTT_PORT)
+    subparsers = parser.add_subparsers(title='subcommands', dest='action', help='xxx')
+    parser_conn = subparsers.add_parser('connect', help='Connect to the specific device')
+    parser_conn.add_argument('device', help='the MAC address of remote device, in the form of 080027a6f8dc')
+    parser_lsit = subparsers.add_parser('list', help='list all connected devices')
     args = parser.parse_args()
+    id = get_mac_str()
+    print 'Mac: ', id
+    device = args.device if args.action == 'connect' else 'all'
 
-    client = mqtt.Client()
-    client.id = args.id
+    total = get_all_connected(MQTT_SERVER, MQTT_PORT, 'autossh', 'hard2guess')
+    print '\nFound %s connected devices: ' % total
+
+    client = mqtt.Client(userdata={'id':id, 'action':args.action, 'to': device})
+    client.total = total
     client.on_connect = on_connect
     client.on_message = on_message
-    client.connect(MQTT_SERVER, MQTT_PORT, 60)
+    client.connect(args.host, args.port, 60)
     client.loop_forever()
+