Fixes and improvements to bt and drippy scripts

• Fix bs4 constructor args, now uses xml
• Add verbosity option for hcitool commands
• Output errors
• Implement graceful shutdown for GpsPoller
• GpsPoller now opens UNIX socket instead of using GPS lib

iroha-drip-general-master/bluetooth/beacon.py

@@ -284,7 +284,7 @@ def main():
         dest="verbose",
         default=False,
         action="store_true",
-        help="Specify verbosity level."
+        help="Use verbose output."
     )
 
     args = parser.parse_args(sys.argv[1:])
@@ -336,7 +336,7 @@ def main():
 
     if not is_wifi:
         # Reset bt
-        subprocess.run("hcitool -i hci0 cmd 0x03 0x0003", shell=True)
+        subprocess.run("hcitool -i hci0 cmd 0x03 0x0003", shell=True, stdout=stdout_fd, stderr=subprocess.STDOUT)
 
         # Set (Extended) Advertising Parameters
         if is_bt5:
@@ -360,7 +360,7 @@ def main():
             Scan_Request_Notification_Enable: 0x00 (Scan request notifications disabled)
             """
             subprocess.run(
-                "hcitool -i hci0 cmd 0x08 0x0036 0x00 0x00 0x00 0xa0 0x00 0x00 0xa0 0x00 0x00 0x07 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x02 0x7f 0x03 0x00 0x03 0x00 0x00", shell=True)
+                "hcitool -i hci0 cmd 0x08 0x0036 0x00 0x00 0x00 0xa0 0x00 0x00 0xa0 0x00 0x00 0x07 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x02 0x7f 0x03 0x00 0x03 0x00 0x00", shell=True, stdout=stdout_fd, stderr=subprocess.STDOUT)
         else:
             """
             OGF: 0x08  (LE controller commands)
@@ -375,7 +375,7 @@ def main():
             Advertising_Filter_Policy: 0x02 (Process scan requests: all devices, Connection requests: only Filter Accept List)
             """
             subprocess.run(
-                "hcitool -i hci0 cmd 0x08 0x0006 a0 00 a0 00 03 00 00 00 00 00 00 00 00 07 02", shell=True)
+                "hcitool -i hci0 cmd 0x08 0x0006 a0 00 a0 00 03 00 00 00 00 00 00 00 00 07 02", shell=True, stdout=stdout_fd, stderr=subprocess.STDOUT)
 
         # Enable (Extended) Bluetooth Advertisement
         if is_bt5:
@@ -388,14 +388,14 @@ def main():
             Duration[i]: 0x0000 (Advertise until the Host disables it)
             Max_Extended_Advertising_Events[i]: 0x00 (No maximum)
             """
-            subprocess.run("hcitool -i hci0 cmd 0x08 0x0039 0x01 0x01 0x00 0x00 0x00 0x00", shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            subprocess.run("hcitool -i hci0 cmd 0x08 0x0039 0x01 0x01 0x00 0x00 0x00 0x00", shell=True, stdout=stdout_fd, stderr=subprocess.STDOUT)
         else:
             """
             OGF: 0x08  (LE controller commands)
             OCF: 0x000a (LE Set Advertising Enable command)
             Enable: 0x01 (True)
             """
-            subprocess.run("hcitool -i hci0 cmd 0x08 0x000a 01", shell=True, stdout=subprocess.DEVNULL, stderr=subprocess.DEVNULL)
+            subprocess.run("hcitool -i hci0 cmd 0x08 0x000a 01", shell=True, stdout=stdout_fd, stderr=subprocess.STDOUT)
     
     gpsd = None
     if not args.run_scenario and args.gps: