okay so now rather than having microWebSrv i just wrote my own dang webserver.
This commit is contained in:
parent
b70d7f846f
commit
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127
main.py
127
main.py
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@ -1,92 +1,63 @@
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import uPyConfig
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hw = uPyConfig.esp8266(variant='d1-r2')
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hw = uPyConfig.esp8266(variant='heltec')
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#print family, variant and IP address (using oled, if available on-board)
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import init_sample
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init_sample.init_sample(hw)
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# Main app
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from uPySensor import BME280, LM75A, SHT21
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bme280=BME280(hw.i2c.bus)
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lm75a =LM75A(hw.i2c.bus)
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sht21 =SHT21(hw.i2c.bus)
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#from uPySensor import BME280, LM75A, SHT21
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#bme280=BME280(hw.i2c.bus)
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#lm75a =LM75A(hw.i2c.bus)
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#sht21 =SHT21(hw.i2c.bus)
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from uPySensor import DS18B20
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hw.owc.__init__(hw.owc, 12)
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ds18b20=DS18B20(hw.owc.bus)
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#MicroWebSrv disabled until i work out how to make it fit into an esp8266's memory space
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#wshead={
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# 'Server':'horny',
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#}
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#wsctype='application/json'
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#wscharset='UTF-8'
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#from microWebSrv import MicroWebSrv
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#@MicroWebSrv.route('/')
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#def get_root(wscl, wsres):
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# wsres.WriteResponseOk(
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# headers=wshead,
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# contentType=wsctype,
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# content='{"result":"error","message":"use /bme280, /lm75a or /sht21 for sensor readings"}'
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# )
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#@MicroWebSrv.route('/bme280')
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#def get_bme280(wscl, wsres):
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# bme280.update_sensor()
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# wsres.WriteResponseOk(
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# headers=wshead,
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# contentType=wsctype,
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# content='{"temperature":"%0.2f","humidity":"%0.2f","pressure":"%0.2f"}' % (
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# bme280.temperature, bme280.humidity, bme280.pressure)
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# )
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#@MicroWebSrv.route('/lm75a')
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#def get_lm75a(wscl, wsres):
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# wsres.WriteResponseOk(
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# headers=wshead,
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# contentType=wsctype,
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# content='{"temperature":"%0.1f"}' % lm75a.read_tempC()
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# )
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#@MicroWebSrv.route('/sht21')
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#def sht21(wscl, wsres):
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# wsres.WriteResponseOk(
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# headers=wshead,
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# contentType=wsctype,
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# content='{"temperature":"%0.3f","humidity":"%0.3f"}' % (sht21.read_tempC(), sht21.read_hum())
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# )
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#
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#ws = MicroWebSrv()
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#ws.Start()
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#fallback microserver
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def _bme280():
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bme280.update_sensor()
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return '{"temperature":"%0.2f","humidity":"%0.2f","pressure":"%0.2f"}' % (
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bme280.temperature, bme280.humidity, bme280.pressure)
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def _lm75a(): return '{"temperature":"%0.1f"}' % lm75a.read_tempC()
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def _sht21(): return '{"temperature":"%0.3f","humidity":"%0.3f"}' % (sht21.read_tempC(), sht21.read_hum())
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def header(): return "HTTP/1.1 200 OK\r\nContent-Type: application/json\r\nServer: horny\r\n\r\n"
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import socket
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wssock=socket.getaddrinfo("0.0.0.0",80)[0][-1]
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wss=socket.socket()
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wss.bind(wssock)
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wss.listen(1)
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#commented out to use tinyWebServer instead
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#def header(): return "HTTP/1.1 200 OK\r\nContent-Type: application/json\r\nServer: horny\r\n\r\n"
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#import socket
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#wssock=socket.getaddrinfo("0.0.0.0",80)[0][-1]
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#wss=socket.socket()
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#wss.bind(wssock)
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#wss.listen(1)
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#
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#print("Server started on 0.0.0.0:80")
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#
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##main loop
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#while True:
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# wcl, wcsock = wss.accept()
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# print("Client connected")
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# wclfh = wcl.makefile('rwb', 0)
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# jsn=''
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# while True:
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# wcline = wclfh.readline()
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# if not wcline or wcline == b'\r\n': break
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# wcline=wcline.split(b' ')
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# if len(wcline) == 3 and wcline[2].startswith('HTTP'):
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# if wcline[0] != b'GET': wcl.close()
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# elif wcline[1] == b'/': jsn='{"result":"error","message":"use /bme280, /lm75a or /sht21 for sensor readings"}'
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# elif wcline[1] == b'/sht21': jsn=_sht21 ()
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# elif wcline[1] == b'/lm75a': jsn=_lm75a ()
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# elif wcline[1] == b'/bme280': jsn=_bme280()
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# wcl.send(header()+jsn)
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# wcl.close()
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print("Server started on 0.0.0.0:80")
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import tinyWebServer
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ws = tinyWebServer.tinyWebServer(verbose=True)
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#main loop
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while True:
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wcl, wcsock = wss.accept()
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print("Client connected")
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wclfh = wcl.makefile('rwb', 0)
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jsn=''
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while True:
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wcline = wclfh.readline()
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if not wcline or wcline == b'\r\n': break
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wcline=wcline.split(b' ')
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if len(wcline) == 3 and wcline[2].startswith('HTTP'):
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if wcline[0] != b'GET': wcl.close()
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elif wcline[1] == b'/': jsn='{"result":"error","message":"use /bme280, /lm75a or /sht21 for sensor readings"}'
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elif wcline[1] == b'/sht21': jsn=_sht21 ()
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elif wcline[1] == b'/lm75a': jsn=_lm75a ()
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elif wcline[1] == b'/bme280': jsn=_bme280()
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wcl.send(header()+jsn)
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wcl.close()
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ws = tinyWebServer()
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def _get(request):
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return ws.respond(
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'{"error":"sensors available on /ds18b20"}',
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status=404)
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def _get_ds18b20(request):
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return ws.respond(
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'{"temperature":"%0.3f"}' % ds18b20.read_tempC()
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)
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ws.add_route('/', _get)
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ws.add_route('/ds18b20', _get_ds18b20)
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ws.start()
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319
microWebSrv.py
319
microWebSrv.py
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@ -1,319 +0,0 @@
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import socket
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from ure import compile
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class MicroWebSrvRoute:
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def __init__(self, route, method, func, routeArgNames, routeRegex):
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self.route = route
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self.method = method
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self.func = func
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self.routeArgNames = routeArgNames
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self.routeRegex = routeRegex
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class MicroWebSrv:
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_html_escape_chars = {
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"&": "&",
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'"': """,
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"'": "'",
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">": ">",
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"<": "<"
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}
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_decoratedRouteHandlers = []
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@classmethod
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def route(cls, url, method='GET'):
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def route_decorator(func):
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item = (url, method, func)
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cls._decoratedRouteHandlers.append(item)
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return func
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return route_decorator
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@staticmethod
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def HTMLEscape(s):
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return ''.join(MicroWebSrv._html_escape_chars.get(c, c) for c in s)
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@staticmethod
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def _tryAllocByteArray(size):
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for x in range(10):
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try:
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return bytearray(size)
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except:
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pass
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return None
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@staticmethod
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def _unquote(s):
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r = s.split('%')
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for i in range(1, len(r)):
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s = r[i]
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try:
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r[i] = chr(int(s[:2], 16)) + s[2:]
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except:
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r[i] = '%' + s
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return ''.join(r)
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@staticmethod
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def _unquote_plus(s):
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return MicroWebSrv._unquote(s.replace('+', ' '))
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def __init__(self,
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routeHandlers=[],
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port=80,
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bindIP='0.0.0.0'):
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self._srvAddr = (bindIP, port)
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self._started = False
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self._routeHandlers = []
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routeHandlers += self._decoratedRouteHandlers
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for route, method, func in routeHandlers:
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routeParts = route.split('/')
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routeArgNames = []
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routeRegex = ''
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for s in routeParts:
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if s.startswith('<') and s.endswith('>'):
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routeArgNames.append(s[1:-1])
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routeRegex += '/(\\w*)'
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elif s:
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routeRegex += '/' + s
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routeRegex += '$'
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routeRegex = compile(routeRegex)
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self._routeHandlers.append(MicroWebSrvRoute(route, method, func, routeArgNames, routeRegex))
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def _serverProcess(self):
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self._started = True
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while True:
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try:
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client, cliAddr = self._server.accepted()
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if client == None: continue
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except Exception as e:
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print(e)
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break
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self._client(self, client, cliAddr)
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self._started = False
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def Start(self):
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if self._started: return
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self._server = socket.socket(socket.AF_INET,
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socket.SOCK_STREAM,
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socket.IPPROTO_TCP)
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self._server.setsockopt(socket.SOL_SOCKET,
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socket.SO_REUSEADDR,
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1)
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self._server.bind(self._srvAddr)
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self._server.listen(1)
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self._server.settimeout(0.5)
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self._serverProcess()
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def Stop(self):
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if not self._started: return
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self._server.close()
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def GetRouteHandler(self, resUrl, method):
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if not self._routeHandlers:
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return (None, None)
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if resUrl.endswith('/'):
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resUrl = resUrl[:-1]
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method = method.upper()
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for rh in self._routeHandlers:
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if rh.method == method:
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m = rh.routeRegex.match(resUrl)
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if m and rh.routeArgNames:
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routeArgs = {}
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for i, name in enumerate(rh.routeArgNames):
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value = m.group(i + 1)
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try: value = int(value)
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except: pass
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routeArgs[name] = value
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return (rh.func, routeArgs)
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elif m: return (rh.func, None)
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return (None, None)
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class _client:
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def __init__(self, microWebSrv, socket, addr):
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socket.settimeout(2)
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self._microWebSrv = microWebSrv
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self._socket = socket
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self._addr = addr
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self._method = None
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self._path = None
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self._httpVer = None
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self._resPath = "/"
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self._queryString = ""
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self._queryParams = {}
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self._headers = {}
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self._contentType = None
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self._contentLength = 0
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self._processRequest()
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def _processRequest(self):
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try:
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response = MicroWebSrv._response(self)
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if self._parseFirstLine(response) and self._parseHeader(response):
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routeHandler, routeArgs = self._microWebSrv.GetRouteHandler(self._resPath, self._method)
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if routeHandler and routeArgs is not None:
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routeHandler(self, response, routeArgs)
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elif routeHandler:
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routeHandler(self, response)
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else: response.WriteResponseNotFound()
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except: response.WriteResponseInternalServerError()
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try: self._socket.close()
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except: pass
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def _parseFirstLine(self, response):
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try:
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elements = self._socket.readline().decode().strip().split()
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if len(elements) != 3: return False
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self._method = elements[0].upper()
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self._path = elements[1]
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self._httpVer = elements[2].upper()
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elements = self._path.split('?', 1)
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if len(elements) < 1: return True
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self._resPath = MicroWebSrv._unquote_plus(elements[0])
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if len(elements) < 2: return True
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self._queryString = elements[1]
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elements = self._queryString.split('&')
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for s in elements:
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param = s.split('=', 1)
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if len(param) > 0:
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value = MicroWebSrv._unquote(param[1]) if len(param) > 1 else ''
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self._queryParams[MicroWebSrv._unquote(param[0])] = value
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return True
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except:
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pass
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return False
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def _parseHeader(self, response):
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while True:
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elements = self._socket.readline().decode().strip().split(':', 1)
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if len(elements) == 2:
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self._headers[elements[0].strip()] = elements[1].strip()
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elif len(elements) == 1 and len(elements[0]) == 0:
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if self._method == 'POST':
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self._contentType = self._headers.get("Content-Type", None)
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self._contentLength = int(self._headers.get("Content-Length", 0))
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return True
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else:
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return False
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def ReadRequestContent(self, size=None):
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self._socket.setblocking(False)
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b = None
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try:
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if not size:
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b = self._socket.read(self._contentLength)
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elif size > 0:
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b = self._socket.read(size)
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except:
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pass
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self._socket.setblocking(True)
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return b if b else b''
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def ReadRequestPostedFormData(self):
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res = {}
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data = self.ReadRequestContent()
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if len(data) < 1: return res
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elements = data.decode().split('&')
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for s in elements:
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param = s.split('=', 1)
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if len(param) < 1: next
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value = MicroWebSrv._unquote(param[1]) if len(param) > 1 else ''
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res[MicroWebSrv._unquote(param[0])] = value
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return res
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class _response:
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def __init__(self, client):
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self._client = client
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def _write(self, data):
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if type(data) == str:
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data = data.encode()
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return self._client._socket.write(data)
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def _writeFirstLine(self, code):
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reason = self._responseCodes.get(code, ('Unknown reason',))[0]
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self._write("HTTP/1.1 %s %s\r\n" % (code, reason))
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def _writeHeader(self, name, value):
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self._write("%s: %s\r\n" % (name, value))
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def _writeContentTypeHeader(self, contentType, charset=None):
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if contentType:
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ct = contentType \
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+ (("; charset=%s" % charset) if charset else "")
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else:
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ct = "application/octet-stream"
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self._writeHeader("Content-Type", ct)
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def _writeServerHeader(self):
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self._writeHeader("Server", "MicroWebSrv lite")
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def _writeEndHeader(self):
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self._write("\r\n")
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def _writeBeforeContent(self, code, headers, contentType, contentCharset, contentLength):
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self._writeFirstLine(code)
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if isinstance(headers, dict):
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for header in headers:
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self._writeHeader(header, headers[header])
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if contentLength > 0:
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self._writeContentTypeHeader(contentType, contentCharset)
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self._writeHeader("Content-Length", contentLength)
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self._writeServerHeader()
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self._writeHeader("Connection", "close")
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self._writeEndHeader()
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def WriteResponse(self, code, headers, contentType, contentCharset, content):
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try:
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contentLength = len(content) if content else 0
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self._writeBeforeContent(code, headers, contentType, contentCharset, contentLength)
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if contentLength > 0:
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self._write(content)
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return True
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except:
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return False
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def WriteResponseOk(self, headers=None, contentType=None, contentCharset=None, content=None):
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return self.WriteResponse(200, headers, contentType, contentCharset, content)
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def WriteResponseRedirect(self, location):
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headers = {"Location": location}
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return self.WriteResponse(302, headers, None, None, None)
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def WriteResponseError(self, code):
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responseCode = self._responseCodes.get(code, ('Unknown reason', ''))
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return self.WriteResponse(code,
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None,
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"text/html",
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"UTF-8",
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'{"code":"%s","reason":"%s","message":"%s"}' % (
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code, responseCode[0], responseCode[1]))
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def WriteResponseBadRequest(self):
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return self.WriteResponseError(400)
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def WriteResponseForbidden(self):
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return self.WriteResponseError(403)
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def WriteResponseNotFound(self):
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return self.WriteResponseError(404)
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def WriteResponseInternalServerError(self):
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return self.WriteResponseError(500)
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_responseCodes = {
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100: ('Continue', 'Request received, please continue'),
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101: ('Switching Protocols',
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'Switching to new protocol; obey Upgrade header'),
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200: ('OK', 'Request fulfilled, document follows'),
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201: ('Created', 'Document created, URL follows'),
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202: ('Accepted',
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'Request accepted, processing continues off-line'),
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204: ('No Content', 'Request fulfilled, nothing follows'),
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301: ('Moved Permanently', 'Object moved permanently -- see URI list'),
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302: ('Found', 'Object moved temporarily -- see URI list'),
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404: ('Not Found', 'Nothing matches the given URI'),
|
||||
500: ('Internal Server Error', 'Server got itself in trouble'),
|
||||
501: ('Not Implemented',
|
||||
'Server does not support this operation'),
|
||||
}
|
|
@ -3,10 +3,23 @@
|
|||
class tinyWebServer:
|
||||
import socket
|
||||
_routes={}
|
||||
def __init__(self, bind_ip='0.0.0.0', bind_port=80):
|
||||
_HTTPStatusCodes={
|
||||
100: 'Continue',
|
||||
101: 'Switching Protocols',
|
||||
200: 'OK',
|
||||
201: 'Created',
|
||||
202: 'Accepted',
|
||||
204: 'No Content',
|
||||
301: 'Moved Permanently',
|
||||
302: 'Found',
|
||||
404: 'Not Found',
|
||||
500: 'Not Implemented',
|
||||
}
|
||||
def __init__(self, bind_ip='0.0.0.0', bind_port=80, verbose=False):
|
||||
self.verbose=verbose
|
||||
self.bind_ip=bind_ip
|
||||
self.bind_port=bind_port
|
||||
self.wssock=socket.getaddrinfo(bind_ip, bind_port)[0][-1]
|
||||
self.wssock=self.socket.getaddrinfo(bind_ip, bind_port)[0][-1]
|
||||
|
||||
def add_route(self, path, handler):
|
||||
self._routes.update({b'%s' % path: handler})
|
||||
|
@ -15,20 +28,31 @@ class tinyWebServer:
|
|||
self.wss=self.socket.socket()
|
||||
self.wss.bind(self.wssock)
|
||||
self.wss.listen(1)
|
||||
print("tinyWebServer started on %s:%d" % (self.bind_ip, self.bind_port))
|
||||
while True: self.handle_request(*self.wss.accept())
|
||||
|
||||
def handle_request(self, reqclient, reqsocket):
|
||||
if reqclient == None or reqsocket == None: return
|
||||
if self.verbose: print(reqclient)
|
||||
reqmethod = None
|
||||
reqpath = None
|
||||
reqclf = reqclient.makefile('rwb', 0)
|
||||
while True:
|
||||
reqline = reqclf.readline()
|
||||
if not reqline or reqline == b'\r\n': break
|
||||
if reqmethod == None or reqpath == None and len(reqline.split(' ')) == 3 and reqline.split(' ')[2].startswith('HTTP'):
|
||||
reqmethod, reqpath = reqline.split(' ')[:-1]
|
||||
if reqmethod == None or reqpath == None: reqclient.close()
|
||||
_routes.get(reqpath, self.no_route)(reqclient)
|
||||
|
||||
if reqmethod == None or reqpath == None and reqline.find(b' ') >= 0 and len(reqline.split(b' ')) == 3 and reqline.split(b' ')[2].startswith(b'HTTP'):
|
||||
reqmethod, reqpath = reqline.split(b' ')[:-1]
|
||||
if reqmethod == None or reqpath == None:
|
||||
if self.verbose: print("closing attempted keepalive")
|
||||
reqclient.close()
|
||||
return
|
||||
if self.verbose: print("client connected from %s: %s %s" % (reqsocket[0], reqmethod, reqpath))
|
||||
reqclient.send(self._routes.get(reqpath, self.no_route)(reqclient))
|
||||
reqclient.close()
|
||||
|
||||
def respond(self, body='', status=200, ctype="application/json"):
|
||||
return "HTTP/1.1 %d %s\r\nContent-Type: %s\r\nConnection: close\r\nServer: tinyWebServer (horny)\r\n\r\n%s" % (
|
||||
status, self._HTTPStatusCodes[status], ctype, body)
|
||||
|
||||
def no_route(self, request):
|
||||
request.close()
|
||||
|
||||
return self.respond(status=404)
|
||||
|
|
11
uPyConfig.py
11
uPyConfig.py
|
@ -15,6 +15,13 @@ class uPyConfig:
|
|||
temperature = False
|
||||
hall_effect = False
|
||||
|
||||
class owc:
|
||||
from onewire import OneWire
|
||||
from machine import Pin
|
||||
def __init__(self, pin):
|
||||
if pin.__class__ != self.Pin: pin=self.Pin(pin)
|
||||
self.bus = self.OneWire(pin)
|
||||
|
||||
class _i2c:
|
||||
from machine import I2C, Pin
|
||||
|
||||
|
@ -29,7 +36,6 @@ class uPyConfig:
|
|||
|
||||
class _oled:
|
||||
from machine import Pin
|
||||
from time import sleep_ms
|
||||
addr = 0x0
|
||||
rst = 0
|
||||
rst_hold = False
|
||||
|
@ -37,10 +43,11 @@ class uPyConfig:
|
|||
width = 0
|
||||
|
||||
def load_handle(self):
|
||||
from time import sleep_ms
|
||||
if self.rst_hold:
|
||||
self.rst = self.Pin(self.rst, self.Pin.OUT)
|
||||
self.rst.value(0)
|
||||
self.sleep_ms(2)
|
||||
sleep_ms(2)
|
||||
self.rst.value(1)
|
||||
from ssd1306 import SSD1306_I2C
|
||||
self.handle = SSD1306_I2C(self.width, self.height, self.i2c.bus)
|
||||
|
|
13
uPySensor.py
13
uPySensor.py
|
@ -33,6 +33,19 @@ class BME280(uPySensor):
|
|||
self.update_sensor()
|
||||
return self.pressure
|
||||
|
||||
class DS18B20(uPySensor):
|
||||
def __init__(self, onewire):
|
||||
from ds18x20 import DS18X20
|
||||
self.bus=onewire
|
||||
self.bus_filter=DS18X20(self.bus)
|
||||
if len(self.bus_filter.scan()) == 0: raise IOError("No DS18B20 sensors found on OneWire bus")
|
||||
self.sensor=self.bus_filter.scan()[0]
|
||||
|
||||
def read_tempC(self):
|
||||
self.bus_filter.convert_temp()
|
||||
self.sleep_ms(300)
|
||||
return self.bus_filter.read_temp(self.sensor)
|
||||
|
||||
class LM75A(uPySensor):
|
||||
LM75A_ADDRESS = 0x48
|
||||
|
||||
|
|
Loading…
Reference in New Issue