client server example

client.py

@@ -1,5 +1,6 @@
 import bluetooth
 import time
+import json
 
 import settings
 
@@ -7,6 +8,27 @@ bt_mac = settings.get_own_bt_address()
 print('This devices bluetooth address is: {}'.format(bt_mac))
 
 
+def send_payload(address):
+    payload = json.dumps(['foo', {'bar': ('baz', None, 1.0, 2)}])
+    sock = bluetooth.BluetoothSocket(bluetooth.L2CAP)
+
+    bt_addr = address
+    port = 0x1001
+
+    print("trying to connect to %s on PSM 0x%X" % (bt_addr, port))
+
+    sock.connect((bt_addr, port))
+
+    print("connected.  type stuff")
+
+    data = payload
+    sock.send(data)
+    data = sock.recv(1024)
+    print("Data received:", str(data))
+
+    sock.close()
+
+
 while True:
     nearby_devices = bluetooth.discover_devices(lookup_names=True)
     print("found %d devices" % len(nearby_devices))
@@ -15,5 +37,6 @@ while True:
         print("  %s - %s" % (addr, name))
         if addr == settings.PEER_BT_ADDRESS:
             print("PEERING PARTNER FOUND")
+            send_payload(addr)
 
     time.sleep(settings.BT_SLEEP)

server.py

@@ -1,5 +1,10 @@
 import bluetooth
 
+import settings
+
+bt_mac = settings.get_own_bt_address()
+print('This devices bluetooth address is: {}'.format(bt_mac))
+
 server_sock = bluetooth.BluetoothSocket(bluetooth.L2CAP)
 
 port = 0x1001

settings.py

@@ -1,5 +1,6 @@
 # this is the address of the hikey
 # PEER_BT_ADDRESS = '98:7B:F3:19:FE:57'
+PEER_BT_ADDRESS = '7C:E9:D3:DD:66:23'
 BT_SLEEP = 2  # seconds
 
 from subprocess import Popen, PIPE