def wifi_connect(wifi):
global connected
sta_if = network.WLAN(network.STA_IF)
sta_if.active(True)
oled.set_annunciator(common.ANNUNCIATOR_WIFI, "s", True)
common.log("WiFi scan")
aps = sta_if.scan()
for ap in aps: # Note 1
for ssid in wifi:
if ssid[0].encode() in ap:
print(W + "Connecting: " + ssid[0])
oled.set_annunciator(common.ANNUNCIATOR_WIFI, "c", True)
common.log("WiFi connecting:" + ssid[0])
sta_if.connect(ssid[0], ssid[1])
for retry in range(WIFI_CONNECTING_RETRY_LIMIT):
if sta_if.isconnected():
print(W + "Connected: " + sta_if.ifconfig()[0])
common.log("WiFi connected: " + sta_if.ifconfig()[0])
connected = True
wifi_configuration_update(wifi)
break # for retry
# print(W + "Waiting")
sleep_ms(WIFI_CONNECTING_CLIENT_PERIOD)
if sta_if.isconnected(): break # for ssid
print(W + "Timeout: Bad password ?")
common.log("Timeout: Bad password ?")
if sta_if.isconnected(): break # for ap
return sta_if
def on_upgrade_message(topic, payload_in):
global file_count, manifest_checksum, manifest_size, manifest_url, version
if payload_in.startswith("(upgrade "):
tokens = payload_in[9:-1].split()
if tokens[0] > common.AIKO_VERSION:
version = tokens[0]
manifest_url = tokens[1]
manifest_checksum = tokens[2]
manifest_size = int(tokens[3])
file_count = int(tokens[4])
common.annunicator_log_symbol = "F"
oled.set_annunciator(common.ANNUNCIATOR_LOG, common.annunicator_log_symbol, True)
common.log("Firmware upgrade available: " + version)
return True
def wifi_configure(wifi):
print(W + "WiFi configuration using SSID: " + WIFI_AP_SSID)
common.log("Configure WiFi: " + WIFI_AP_SSID)
ap_if = network.WLAN(network.AP_IF)
ap_if.active(True)
ap_if.config(essid=WIFI_AP_SSID)
ap_if.config(max_clients=1)
ip_address = ap_if.ifconfig()[0]
aiko.net.set_status(led.yellow)
oled.set_annunciator(common.ANNUNCIATOR_WIFI, "A", True)
common.log("Try http://" + ip_address)
ssid_password = web_server()
ap_if.active(False)
return ssid_password
def mqtt_thread():
global client
while True:
# print(M + "Wi-Fi connected check")
if aiko.net.is_connected():
# print(M + "connect()")
oled.set_annunciator(common.ANNUNCIATOR_MQTT, "c", True)
connect()
aiko.net.set_status(led.green)
oled.set_annunciator(common.ANNUNCIATOR_MQTT, "M", True)
while is_connected():
if client:
# print(M + "poll()") # TODO: Refactor poller into own function ?
poller = uselect.poll(
) # TODO: Create poller once per connection ?
poller.register(client.sock, uselect.POLLIN)
result = poller.poll(WAIT_MQTT_INCOMING_MESSAGE)
if result:
# print(M + "wait_msg()")
try:
client.wait_msg()
except Exception:
break # inner loop
else:
sleep_ms(WAIT_MQTT_CONNECTED_PERIOD)
oled.set_annunciator(common.ANNUNCIATOR_MQTT, " ", True)
disconnect("mqtt_thread")
sleep_ms(WAIT_WIFI_CONNECTED_PERIOD)
def net_thread():
global wifi_configuration_updated
wifi = configuration.net.wifi
while True:
set_status(led.red)
oled.set_annunciator(common.ANNUNCIATOR_WIFI, " ", True)
if len(wifi):
print(W + "Checking WiFi configuration with available networks")
for retry in range(WIFI_CONNECT_RETRY_LIMIT):
sta_if = wifi_connect(wifi)
if sta_if.isconnected(): break
sleep_ms(WIFI_CONNECTED_CHECK_PERIOD)
if sta_if.isconnected(): # TODO: Consolidate Wi-FI and MQTT status
set_status(led.blue)
while sta_if.isconnected():
oled.set_annunciator(common.ANNUNCIATOR_WIFI, "W", True)
sleep_ms(WIFI_CONNECTED_CLIENT_PERIOD)
wifi_disconnect(sta_if)
set_status(led.red)
oled.set_annunciator(common.ANNUNCIATOR_WIFI, " ", True)
# TODO: If Wi-Fi disconnect, then retry Wi-Fi before going to Wi-Fi AP mode
ssid_password = aiko.web_server.wifi_configure(wifi)
if len(ssid_password[0]):
wifi.insert(0, ssid_password)
wifi_configuration_updated = True