61 lines
1.4 KiB
Python
61 lines
1.4 KiB
Python
import json
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import time
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import ubinascii
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import network
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WIFI_CHANNEL_DEFAULT = 5
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def _sta_mac_hex():
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sta = network.WLAN(network.STA_IF)
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was_on = sta.active()
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if not was_on:
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sta.active(True)
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time.sleep_ms(50)
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try:
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mac = ubinascii.hexlify(sta.config("mac")).decode().lower()
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except Exception:
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mac = "000000000000"
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if not was_on:
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sta.active(False)
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return mac
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class Settings(dict):
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SETTINGS_FILE = "/settings.json"
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def __init__(self):
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super().__init__()
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self.load()
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def set_defaults(self):
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self["name"] = "bridge-" + _sta_mac_hex()
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self["wifi_channel"] = WIFI_CHANNEL_DEFAULT
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self["ap_password"] = ""
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self["ap_ip"] = "192.168.4.1"
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self["ws_port"] = 80
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self["debug"] = True
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def save(self):
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try:
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with open(self.SETTINGS_FILE, "w") as f:
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f.write(json.dumps(self))
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except Exception as e:
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print("save settings:", e)
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def load(self):
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try:
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with open(self.SETTINGS_FILE, "r") as f:
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loaded = json.load(f)
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if not isinstance(loaded, dict):
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raise ValueError("not object")
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except Exception:
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self.clear()
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self.set_defaults()
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self.save()
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return
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self.clear()
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self.set_defaults()
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for k, v in loaded.items():
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self[k] = v
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