def validate(obj: Dict) -> Dict: for name in obj.keys(): if name not in HtParams.keys(): raise vol.Invalid( f"{name!r} is not a valid heat pump parameter") return obj
def do_GET(self): parsed_path = urlparse.urlparse(self.path) _logger.info(parsed_path.path.lower()) result = None try: hp.reconnect() hp.login() if parsed_path.path.lower() in ("/datetime/sync", "/datetime/sync/"): # synchronize the system time of the heat pump with the current time dt, _ = hp.set_date_time(datetime.now()) result = {"datetime": dt.isoformat()} _logger.debug(dt.isoformat()) elif parsed_path.path.lower() in ("/faultlist/last", "/faultlist/last/"): # query for the last fault message of the heat pump idx, err, dt, msg = hp.get_last_fault() result = { "index": idx, "error": err, "datetime": dt.isoformat(), "message": msg } _logger.debug("#{:d} [{}]: {:d}, {}".format( idx, dt.isoformat(), err, msg)) elif parsed_path.path.lower() in ("/faultlist", "/faultlist/"): # query for the whole fault list of the heat pump result = [] for e in hp.get_fault_list(): e.update({"datetime": e["datetime"].isoformat() }) # convert datetime dict entry to string result.append(e) _logger.debug("#{:03d} [{}]: {:05d}, {}".format( e["index"], e["datetime"], e["error"], e["message"])) elif parsed_path.path.lower() == "/": qsl = urlparse.parse_qsl(parsed_path.query, keep_blank_values=True) _logger.info(qsl) result = {} if not qsl: # query for all "known" parameters for name in HtParams.keys(): value = hp.get_param(name) # convert boolean values to 0/1 (if desired) if args.boolasint and HtParams[ name].data_type == HtDataTypes.BOOL: value = 1 if value else 0 result.update({name: value}) _logger.debug("{}: {}".format(name, value)) else: # query and/or set specific parameter values of the heat pump params = {} try: # check if all requested/given parameter names are known and all passed values are valid for query in qsl: name, value = query # value is '' (blank string) for non given values # try to convert the passed value (if given) to the specific data type value = HtParams[name].from_str( value) if value else None params.update({name: value}) except KeyError as ex: # for unknown parameter name: HTTP response 404 = Not Found raise HttpGetException(404, str(ex)) except ValueError as ex: # for an invalid parameter value: HTTP response 400 = Bad Request raise HttpGetException(400, str(ex)) # query/set all requested parameter values for name, value in params.items(): if value is None: # query for the value of the requested parameter value = hp.get_param(name) else: # set the parameter of the heat pump to the passed value value = hp.set_param(name, value) # convert boolean values to 0/1 (if desired) if args.boolasint and HtParams[ name].data_type == HtDataTypes.BOOL: value = 1 if value else 0 result.update({name: value}) _logger.debug("{}: {}".format(name, value)) else: # for an invalid url request: HTTP response 400 = Bad Request raise HttpGetException( 400, "invalid url request {!r}".format( parsed_path.path.lower())) except HttpGetException as ex: _logger.error(ex) self.send_response(ex.response_code, str(ex)) self.send_header("Content-Type", "application/json") self.end_headers() except Exception as ex: _logger.error(ex) # HTTP response 500 = Internal Server Error self.send_response(500, str(ex)) self.send_header("Content-Type", "application/json") self.end_headers() else: # HTTP response 200 = OK self.send_response(200) self.send_header("Content-Type", "application/json") self.end_headers() message = json.dumps(result, indent=2, sort_keys=True) _logger.info(message) self.wfile.write(bytes(message, "utf8")) finally: hp.logout() # logout() should not fail!
class TestHtHeatpump: @pytest.mark.run_if_connected def test_open_connection(self, hthp: HtHeatpump): assert hthp.is_open with pytest.raises(IOError): hthp.open_connection() #assert 0 @pytest.mark.parametrize("action", [ VerifyAction.NONE(), {VerifyAction.NAME}, {VerifyAction.NAME, VerifyAction.MIN}, {VerifyAction.NAME, VerifyAction.MIN, VerifyAction.MAX}, { VerifyAction.NAME, VerifyAction.MIN, VerifyAction.MAX, VerifyAction.VALUE }, {VerifyAction.MIN, VerifyAction.MAX, VerifyAction.VALUE}, {VerifyAction.MAX, VerifyAction.VALUE}, {VerifyAction.VALUE}, VerifyAction.ALL() ]) def test_verify_param_action(self, cmdopt_device: str, cmdopt_baudrate: int, action: set): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) val = hp.verify_param_action assert isinstance(val, set) hp.verify_param_action = action assert hp.verify_param_action == action hp.verify_param_action = val #assert 0 def test_verify_param_error(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) val = hp.verify_param_error assert isinstance(val, bool) hp.verify_param_error = True assert hp.verify_param_error is True hp.verify_param_error = False assert hp.verify_param_error is False hp.verify_param_error = val #assert 0 def test_send_request(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(IOError): hp.send_request(r"LIN") #assert 0 def test_read_response(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(IOError): hp.read_response() #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_serial_number(self, hthp: HtHeatpump): rid = hthp.get_serial_number() assert isinstance(rid, int), "'rid' must be of type int" assert rid > 0 #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_version(self, hthp: HtHeatpump): version = hthp.get_version() # ( "3.0.20", 2321 ) assert isinstance(version, tuple), "'version' must be of type tuple" assert len(version) == 2 ver_str, ver_num = version assert isinstance(ver_str, str), "'ver_str' must be of type str" m = re.match(r"^(\d+).(\d+).(\d+)$", ver_str) assert m is not None, "invalid version string [{!r}]".format(ver_str) assert isinstance(ver_num, int), "'ver_num' must be of type int" assert ver_num > 0 hthp.send_request(r"SP,NR=9") resp = hthp.read_response() m = re.match(r"^SP,NR=9,.*NAME=([^,]+).*VAL=([^,]+).*$", resp) assert m is not None, "invalid response for query of the software version [{!r}]".format( resp) assert ver_str == m.group(1).strip() assert ver_num == int(m.group(2)) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_date_time(self, hthp: HtHeatpump): date_time = hthp.get_date_time() # (datetime.datetime(...), 2) # 2 = Tuesday assert isinstance(date_time, tuple), "'date_time' must be of type tuple" assert len(date_time) == 2 dt, weekday = date_time assert isinstance(dt, datetime.datetime), "'dt' must be of type datetime" assert isinstance(weekday, int), "'weekday' must be of type int" assert weekday in range(1, 8) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_set_date_time(self, hthp: HtHeatpump): pass # TODO #assert 0 def test_set_date_time_raises_TypeError(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(TypeError): hp.set_date_time(123) # type: ignore #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_last_fault(self, hthp: HtHeatpump): fault = hthp.get_last_fault() # (29, 20, datetime.datetime(...), "EQ_Spreizung") assert isinstance(fault, tuple), "'fault' must be of type tuple" assert len(fault) == 4 index, error, dt, msg = fault assert isinstance(index, int), "'index' must be of type int" assert 0 <= index < hthp.get_fault_list_size() assert isinstance(error, int), "'error' must be of type int" assert error >= 0 assert isinstance(dt, datetime.datetime), "'dt' must be of type datetime" assert isinstance(msg, str), "'msg' must be of type str" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_fault_list_size(self, hthp: HtHeatpump): size = hthp.get_fault_list_size() assert isinstance(size, int), "'size' must be of type int" assert size >= 0 #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_fault_list(self, hthp: HtHeatpump): fault_list = hthp.get_fault_list() # [ { "index": 29, # fault list index # "error": 20, # error code # "datetime": datetime.datetime(...), # date and time of the entry # "message": "EQ_Spreizung", # error message # }, # # ... # ] assert isinstance(fault_list, list), "'fault_list' must be of type list" for entry in fault_list: assert isinstance(entry, dict), "'entry' must be of type dict" index = entry["index"] assert isinstance(index, int), "'index' must be of type int" assert 0 <= index < hthp.get_fault_list_size() error = entry["error"] assert isinstance(error, int), "'error' must be of type int" assert error >= 0 dt = entry["datetime"] assert isinstance( dt, datetime.datetime), "'dt' must be of type datetime" msg = entry["message"] assert isinstance(msg, str), "'msg' must be of type str" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_fault_list_with_index(self, hthp: HtHeatpump): size = hthp.get_fault_list_size() assert isinstance(size, int), "'size' must be of type int" assert size >= 0 for i in range(size): fault_list = hthp.get_fault_list(i) assert isinstance(fault_list, list), "'fault_list' must be of type list" assert len(fault_list) == 1 entry = fault_list[0] assert isinstance(entry, dict), "'entry' must be of type dict" index = entry["index"] assert isinstance(index, int), "'index' must be of type int" assert 0 <= index < hthp.get_fault_list_size() error = entry["error"] assert isinstance(error, int), "'error' must be of type int" assert error >= 0 dt = entry["datetime"] assert isinstance( dt, datetime.datetime), "'dt' must be of type datetime" msg = entry["message"] assert isinstance(msg, str), "'msg' must be of type str" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_fault_list_with_index_raises_IOError(self, hthp: HtHeatpump): with pytest.raises(IOError): hthp.get_fault_list(-1) # index=-1 is invalid with pytest.raises(IOError): hthp.get_fault_list(9999) # index=9999 is invalid #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_fault_list_with_indices(self, hthp: HtHeatpump): size = hthp.get_fault_list_size() for cnt in range(size + 1): indices = random.sample(range(size), cnt) fault_list = hthp.get_fault_list(*indices) assert isinstance(fault_list, list), "'fault_list' must be of type list" for entry in fault_list: assert isinstance(entry, dict), "'entry' must be of type dict" index = entry["index"] assert isinstance(index, int), "'index' must be of type int" assert 0 <= index < hthp.get_fault_list_size() error = entry["error"] assert isinstance(error, int), "'error' must be of type int" assert error >= 0 dt = entry["datetime"] assert isinstance( dt, datetime.datetime), "'dt' must be of type datetime" msg = entry["message"] assert isinstance(msg, str), "'msg' must be of type str" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize("name, param", HtParams.items()) def test_get_param(self, hthp: HtHeatpump, name: str, param: HtParam): value = hthp.get_param(name) assert value is not None, "'value' must not be None" assert param.in_limits(value) #assert 0 def test_get_param_raises_KeyError(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(KeyError): hp.get_param("BlaBlaBla") #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize("name, param", HtParams.items()) def test_set_param(self, hthp: HtHeatpump, name: str, param: HtParam): pass # TODO #assert 0 def test_set_param_raises_KeyError(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(KeyError): hp.set_param("BlaBlaBla", 123) #assert 0 @pytest.mark.parametrize( "name, param", [(name, param) for name, param in HtParams.items() if param.data_type in (HtDataTypes.INT, HtDataTypes.FLOAT)]) def test_set_param_raises_ValueError(self, cmdopt_device: str, cmdopt_baudrate: int, name: str, param: HtParam): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(ValueError): hp.set_param(name, param.min_val - 1, ignore_limits=False) # type: ignore with pytest.raises(ValueError): hp.set_param(name, param.max_val + 1, ignore_limits=False) # type: ignore #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_in_error(self, hthp: HtHeatpump): in_error = hthp.in_error assert isinstance(in_error, bool), "'in_error' must be of type bool" assert in_error == hthp.get_param("Stoerung") #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_query(self, hthp: HtHeatpump): values = hthp.query() # { "HKR Soll_Raum": 21.0, # "Stoerung": False, # "Temp. Aussen": 8.8, # # ... # } assert isinstance(values, dict), "'values' must be of type dict" assert len(values) == len(HtParams) for n, v in values.items(): assert n in HtParams assert v is not None assert HtParams[n].in_limits(v) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize("names", [ random.sample(HtParams.keys(), cnt) for cnt in range(len(HtParams) + 1) ]) def test_query_with_names(self, hthp: HtHeatpump, names: List[str]): values = hthp.query(*names) # { "HKR Soll_Raum": 21.0, # "Stoerung": False, # "Temp. Aussen": 8.8, # # ... # } assert isinstance(values, dict), "'values' must be of type dict" assert not names or len(values) == len(set(names)) for n, v in values.items(): assert n in HtParams assert not names or n in names assert v is not None assert HtParams[n].in_limits(v) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_fast_query(self, hthp: HtHeatpump): values = hthp.fast_query() assert isinstance(values, dict), "'values' must be of type dict" assert len(values) == len(HtParams.of_type("MP")) for n, v in values.items(): assert n in HtParams assert v is not None assert HtParams[n].in_limits(v) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize("names", [ random.sample(HtParams.of_type("MP").keys(), cnt) for cnt in range(len(HtParams.of_type("MP")) + 1) ]) def test_fast_query_with_names(self, hthp: HtHeatpump, names: List[str]): values = hthp.fast_query(*names) assert isinstance(values, dict), "'values' must be of type dict" assert not names or len(values) == len(set(names)) for n, v in values.items(): assert n in HtParams assert not names or n in names assert v is not None assert HtParams[n].in_limits(v) #assert 0 def test_fast_query_with_names_raises_KeyError(self, cmdopt_device: str, cmdopt_baudrate: int): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(KeyError): hp.fast_query("BlaBlaBla") #assert 0 @pytest.mark.parametrize("names", [ random.sample(HtParams.of_type("SP").keys(), cnt) for cnt in range(1, len(HtParams.of_type("SP")) + 1) ]) def test_fast_query_with_names_raises_ValueError(self, cmdopt_device: str, cmdopt_baudrate: int, names: List[str]): hp = HtHeatpump(device=cmdopt_device, baudrate=cmdopt_baudrate) with pytest.raises(ValueError): hp.fast_query(*names) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_get_time_progs(self, hthp: HtHeatpump): time_progs = hthp.get_time_progs() assert isinstance(time_progs, List), "'time_progs' must be of type list" assert len(time_progs) > 0 assert all( [isinstance(time_prog, TimeProgram) for time_prog in time_progs]) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize( "index", range(5)) # TODO range(5) -> range(len(hthp.get_time_progs())) def test_get_time_prog(self, hthp: HtHeatpump, index: int): time_prog = hthp.get_time_prog(index, with_entries=False) assert isinstance( time_prog, TimeProgram), "'time_prog' must be of type TimeProgram" time_prog = hthp.get_time_prog(index, with_entries=True) assert isinstance( time_prog, TimeProgram), "'time_prog' must be of type TimeProgram" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize("index", [-1, 5]) def test_get_time_prog_raises_IOError(self, hthp: HtHeatpump, index: int): with pytest.raises(IOError): hthp.get_time_prog(index, with_entries=False) with pytest.raises(IOError): hthp.get_time_prog(index, with_entries=True) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize( "index, day, num", [ # for ALL time program entries (index, day, num) for index in range(5) for day in range(7) for num in range(7) ]) def test_get_time_prog_entry(self, hthp: HtHeatpump, index: int, day: int, num: int): entry = hthp.get_time_prog_entry(index, day, num) assert isinstance( entry, TimeProgEntry), "'entry' must be of type TimeProgEntry" #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") @pytest.mark.parametrize( "index, day, num", [ (5, 0, 0), # index=5 is invalid (0, 7, 0), # day=7 is invalid (0, 0, 7), # num=7 is invalid ]) def test_get_time_prog_entry_raises_IOError(self, hthp: HtHeatpump, index: int, day: int, num: int): with pytest.raises(IOError): hthp.get_time_prog_entry(index, day, num) #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_set_time_prog_entry(self, hthp: HtHeatpump): pass # TODO #assert 0 @pytest.mark.run_if_connected @pytest.mark.usefixtures("reconnect") def test_set_time_prog(self, hthp: HtHeatpump): pass # TODO
def main(): parser = argparse.ArgumentParser( description=textwrap.dedent('''\ Command line tool to query for parameters of the Heliotherm heat pump. Example: $ python3 %(prog)s --device /dev/ttyUSB1 "Temp. Aussen" "Stoerung" Stoerung : False Temp. Aussen: 5.0 '''), formatter_class=argparse.RawDescriptionHelpFormatter, epilog=textwrap.dedent('''\ DISCLAIMER ---------- Please note that any incorrect or careless usage of this program as well as errors in the implementation can damage your heat pump! Therefore, the author does not provide any guarantee or warranty concerning to correctness, functionality or performance and does not accept any liability for damage caused by this program or mentioned information. Thus, use it on your own risk! ''') + "\r\n") parser.add_argument( "-d", "--device", default="/dev/ttyUSB0", type=str, help= "the serial device on which the heat pump is connected, default: %(default)s" ) parser.add_argument( "-b", "--baudrate", default=115200, type=int, # the supported baudrates of the Heliotherm heat pump (HP08S10W-WEB): choices=[9600, 19200, 38400, 57600, 115200], help= "baudrate of the serial connection (same as configured on the heat pump), default: %(default)s" ) parser.add_argument("-j", "--json", action="store_true", help="output will be in JSON format") parser.add_argument("--boolasint", action="store_true", help="boolean values will be stored as '0' and '1'") parser.add_argument("-t", "--time", action="store_true", help="measure the execution time") parser.add_argument("-v", "--verbose", action="store_true", help="increase output verbosity by activating logging") parser.add_argument( "name", type=str, nargs='*', help= "parameter name(s) to query for (as defined in htparams.csv) or omit to query for all known parameters" ) args = parser.parse_args() # activate logging with level DEBUG in verbose mode if args.verbose: logging.basicConfig(level=logging.DEBUG) else: logging.basicConfig(level=logging.WARNING) # if not given, query for all "known" parameters params = args.name if args.name else HtParams.keys() hp = HtHeatpump(args.device, baudrate=args.baudrate) start = timer() try: hp.open_connection() hp.login() rid = hp.get_serial_number() if args.verbose: _logger.info( "connected successfully to heat pump with serial number {:d}". format(rid)) ver = hp.get_version() if args.verbose: _logger.info("software version = {} ({:d})".format(ver[0], ver[1])) # query for the given parameter(s) values = {} for p in params: val = hp.get_param(p) if args.boolasint and HtParams[p].data_type == HtDataTypes.BOOL: val = 1 if val else 0 values.update({p: val}) # print the current value(s) of the retrieved parameter(s) if args.json: print(json.dumps(values, indent=4, sort_keys=True)) else: if len(params) > 1: for p in sorted(params): print("{:{width}}: {}".format(p, values[p], width=len( max(params, key=len)))) elif len(params) == 1: print(values[params[0]]) except Exception as ex: _logger.error(ex) sys.exit(1) finally: hp.logout() # try to logout for an ordinary cancellation (if possible) hp.close_connection() end = timer() # print execution time only if desired if args.time: print("execution time: {:.2f} sec".format(end - start)) sys.exit(0)
def do_GET(self): parsed_path = urlparse.urlparse(self.path) _logger.info(parsed_path.path.lower()) try: hp.reconnect() hp.login() if re.match(self.DATETIME_SYNC_PATH, parsed_path.path.lower()): # synchronize the system time of the heat pump with the current time dt, _ = hp.set_date_time(datetime.now()) result = {"datetime": dt.isoformat()} _logger.debug(dt.isoformat()) elif re.match(self.DATETIME_PATH, parsed_path.path.lower()): # return the current system time of the heat pump dt, _ = hp.get_date_time() result = {"datetime": dt.isoformat()} _logger.debug(dt.isoformat()) elif re.match(self.FAULTLIST_LAST_PATH, parsed_path.path.lower()): # query for the last fault message of the heat pump idx, err, dt, msg = hp.get_last_fault() result = { "index": idx, "error": err, "datetime": dt.isoformat(), "message": msg } _logger.debug("#{:d} [{}]: {:d}, {}".format( idx, dt.isoformat(), err, msg)) elif re.match(self.FAULTLIST_PATH, parsed_path.path.lower()): # query for the whole fault list of the heat pump result = [] for entry in hp.get_fault_list(): entry.update({"datetime": entry["datetime"].isoformat() }) # convert datetime dict entry to string result.append(entry) _logger.debug("#{:03d} [{}]: {:05d}, {}".format( entry["index"], entry["datetime"], entry["error"], entry["message"])) elif re.match(self.TIMEPROG_PATH, parsed_path.path.lower()): # query for a specific time program of the heat pump (including all time program entries) m = re.match(self.TIMEPROG_PATH, parsed_path.path.lower()) try: idx = int(m.group(1)) except ValueError as ex: # for an invalid time program index: HTTP response 400 = Bad Request raise HttpGetException(400, str(ex)) time_prog = hp.get_time_prog(idx, with_entries=True) result = time_prog.as_json() _logger.debug("{}".format(time_prog)) elif re.match(self.TIMEPROGS_PATH, parsed_path.path.lower()): # query for the list of available time programs of the heat pump time_progs = hp.get_time_progs() result = [] for time_prog in time_progs: result.append(time_prog.as_json(with_entries=False)) _logger.debug("{}".format(time_prog)) elif re.match(self.PARAM_PATH, parsed_path.path.lower()): # query and/or set parameter values of the heat pump qsl = urlparse.parse_qsl(parsed_path.query, keep_blank_values=True) _logger.info(qsl) result = {} if not qsl: # query for all "known" parameters for name in HtParams.keys(): value = hp.get_param(name) # convert boolean values to 0/1 (if desired) if args.boolasint and HtParams[ name].data_type == HtDataTypes.BOOL: value = 1 if value else 0 result.update({name: value}) _logger.debug("{}: {}".format(name, value)) else: # query and/or set specific parameter values of the heat pump params = {} try: # check if all requested/given parameter names are known and all passed values are valid for query in qsl: name, value = query # value is '' (blank string) for non given values # try to convert the passed value (if given) to the specific data type value = HtParams[name].from_str( value) if value else None params.update({name: value}) except KeyError as ex: # for unknown parameter name: HTTP response 404 = Not Found raise HttpGetException(404, str(ex)) except ValueError as ex: # for an invalid parameter value: HTTP response 400 = Bad Request raise HttpGetException(400, str(ex)) # query/set all requested parameter values for name, value in params.items(): if value is None: # query for the value of the requested parameter value = hp.get_param(name) else: # set the parameter of the heat pump to the passed value value = hp.set_param(name, value) # convert boolean values to 0/1 (if desired) if args.boolasint and HtParams[ name].data_type == HtDataTypes.BOOL: value = 1 if value else 0 result.update({name: value}) _logger.debug("{}: {}".format(name, value)) elif parsed_path.path.lower() == "/": # query for some properties of the connected heat pump property_id = hp.get_param( "Liegenschaft") if "Liegenschaft" in HtParams else 0 serial_number = hp.get_serial_number() software_version, _ = hp.get_version() dt, _ = hp.get_date_time() result = { "property_id": property_id, "serial_number": serial_number, "software_version": software_version, "datetime": dt.isoformat(), } _logger.debug( "property_id: {}, serial_number: {}, software_version: {}, datetime: {}" .format(property_id, serial_number, software_version, dt.isoformat())) else: # for an invalid url request: HTTP response 400 = Bad Request raise HttpGetException( 400, "invalid url request {!r}".format( parsed_path.path.lower())) except HttpGetException as ex: _logger.exception(ex) self.send_response(ex.response_code, str(ex)) self.send_header("Content-Type", "application/json") self.end_headers() except Exception as ex: _logger.exception(ex) # HTTP response 500 = Internal Server Error self.send_response(500, str(ex)) self.send_header("Content-Type", "application/json") self.end_headers() else: # HTTP response 200 = OK self.send_response(200) self.send_header("Content-Type", "application/json") self.end_headers() message = json.dumps(result, indent=2, sort_keys=True) _logger.info(message) self.wfile.write(bytes(message, "utf8")) finally: hp.logout() # logout() should not fail!