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update autoreconnect

This commit is contained in:
Silver Kuusik 2019-05-26 14:16:57 +02:00
parent c0a5dbbf55
commit 2c3711a91d
3 changed files with 28 additions and 19 deletions

View File

@ -1,9 +1,9 @@
{
"status_led_pin": 22,
"status_led_pin": 5,
"battery_coeff": 2.25,
"sumo_id": "xxxxxxxx",
"firmware_timestamp": "2019.05.07 21:23:00",
"firmware_version": "0.5.0",
"firmware_timestamp": "2019.05.12 17:04:00",
"firmware_version": "0.5.1",
"left_servo_tuning": 33,
"right_servo_tuning": 33,
"ultrasonic_distance": 40,

40
main.py
View File

@ -21,20 +21,26 @@ def step():
# The WebSocket processing thread
def ws_handler():
global conn
global conn, watchdog_counter
while True:
# When WiFi has just been reconnected
if wlan.isconnected() and not sumorobot.is_wifi_connected:
print("main.py reconnected to Wi-Fi")
# Stop blinking status LED
timer.deinit()
# Turn status LED to steady ON
sumorobot.set_led(STATUS, True)
sumorobot.is_wifi_connected = True
# When WiFi has just been disconnected
elif not wlan.isconnected() and sumorobot.is_wifi_connected:
print("main.py lost Wi-Fi connection, reconnecting...")
print("main.py lost Wi-Fi, reconnecting to Wi-Fi")
# Reinitiate the Wi-Fi connection
wlan.connect(ssid, config["wifis"][ssid])
# Turn OFF status LED
sumorobot.set_led(STATUS, False)
sumorobot.is_wifi_connected = False
# Start bliking status LED
timer.init(period=2000, mode=Timer.PERIODIC, callback=sumorobot.toggle_led)
elif not wlan.isconnected():
# Continue to wait for a WiFi connection
@ -44,11 +50,14 @@ def ws_handler():
try: # Try to read from the WebSocket
data = conn.recv()
except: # Socket timeout, no data received
# TODO: implement watchdog
# Try reconnecting to the websocket if Wi-Fi is connected
if wlan.isconnected():
print("main.py WebSocket error, reconnecting")
# Increment watchdog counter
watchdog_counter += 1
# When Wi-Fi is connected and X-th exception happened
# Try reconnecting to the WebSocket server
if wlan.isconnected() and watchdog_counter == 3:
print("main.py WebSocket timeout, reconnecting")
conn = uwebsockets.connect(uri)
watchdog_counter = 0
# Continue to try to read data
continue
@ -124,26 +133,25 @@ if 'code.py' in os.listdir():
# Start the code processing thread
_thread.start_new_thread(step, ())
# Wifi connection counter
wifi_connection_counter = 0
# Wifi watchdog counter
watchdog_counter = 0
# Wait for WiFi to get connected
while not wlan.isconnected():
sleep_ms(100)
wifi_connection_counter += 1
watchdog_counter += 1
# When Wi-Fi didn't connect in X seconds
if wifi_connection_counter == 30:
print("main.py reinitiating Wi-Fi connection")
# Re initiate the Wi-Fi connection
if watchdog_counter == 30:
print("main.py reconnecting to Wi-Fi")
# Reinitiate the Wi-Fi connection
wlan.connect(ssid, config["wifis"][ssid])
wifi_connection_counter = 0
# Restart watchdog counter
watchdog_counter = 0
# Connect to the websocket
uri = "ws://%s/p2p/sumo-%s/browser/" % (config['sumo_server'], config['sumo_id'])
conn = uwebsockets.connect(uri)
# Set X seconds timeout for socket reads
conn.settimeout(1)
# Stop bootup blinking
timer.deinit()

View File

@ -204,6 +204,7 @@ def connect(uri):
# Connect the socket
sock = socket.socket()
sock.settimeout(1)
addr = socket.getaddrinfo(uri.hostname, uri.port)
sock.connect(addr[0][4])