Fixup server thread

server.py

@@ -41,7 +41,6 @@ def clientThread(client_id, conn, client_ip, port):
 
 
 def startServer():
-    scale_id = 0
     soc = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
     # this is for easy starting/killing the app
     soc.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
@@ -66,16 +65,19 @@ def startServer():
     while True:
         conn, addr = soc.accept()
         ip, port = str(addr[0]), str(addr[1])
-        while True:  # checking for available scale ids
-            if variables.list_scale_id[scale_id] == False:
-                break
-            scale_id += 1
+
+        #checking for available scale ids
+        try:
+            scale_id = variables.list_scale_id.index(False)
+        except ValueError:
+            print('Connection refused: No available scale_id found!')
+            conn.close()
+            continue
         print('Accepting connection from ' + ip + ':' + port + ' Id is:' + str(scale_id))
         try:
 
             Thread(target=clientThread, args=(scale_id, conn, ip, port), daemon=True).start()
             variables.list_scale_id[scale_id] = True
-            scale_id = 0
         except:
             print("Terrible error!")
             import traceback

variables.py

@@ -4,29 +4,29 @@
 en_log = False
 en_blink = False
 
-list_scale_id = [False, False, False, False, False]
-list_client_ip = ["NC", "NC", "NC", "NC", "NC"]
+list_scale_id = [False, False, False, False, False, False]
+list_client_ip = ["NC", "NC", "NC", "NC", "NC", "NC"]
 list_cell_units = ["", "", "", "", "", ""]
 list_scale_mom = ["", "", "", "", "", ""]
 port_server = 4242
 
 queues_recv = []
-for i in range(5):
+for i in range(6):
     queues_recv.append(queue.Queue())
 
 queues_send = []
-for i in range(5):
+for i in range(6):
     queues_send.append(queue.Queue())
 
 queues_ack = []
-for i in range(5):
+for i in range(6):
     queues_ack.append(queue.Queue())
 
 queues_mes = []
-for i in range(5):
+for i in range(6):
     queues_mes.append(queue.LifoQueue())
 
 lock_file_mes = []
-for i in range(5):
+for i in range(6):
     lock = Lock()
     lock_file_mes.append(lock)