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Dev 0.9 (#115)

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* make timestamp handling stateless

* adapt tests for stateless timestamp handling

* initial version

* add more type annotations

* add more type annotations

* fix Generator annotation for ha_proxy_confs

* fix names of issue branches

* add more type annotations

* don't use depricated varn anymore

* don't mark all test as async

* fix imports

* fix solarman unit tests

- fake Mqtt class

* print image build time during proxy start

* update changelog

* fix pytest collect warning

* cleanup msg_get_time handler

* addapt unit test

* label debug images with debug

* dump droped packages

* fix warnings

* add systemtest with invalid start byte

* update changelog

* update changelog

* add exposed ports and healthcheck

* add wget for healthcheck

* add aiohttp

* use config validation for healthcheck

* add http server for healthcheck

* calculate msg prossesing time

* add healthy check methods

* fix typo

* log ConfigErr with DEBUG level

* Update async_stream.py

- check if processing time is < 5 sec

* add a close handler to release internal resources

* call modbus close hanlder on a close call

* add exception handling for forward handler

* update changelog

* isolate Modbus fix

* cleanup

* update changelog

* add heaithy handler

* log unrelease references

* add healtcheck

* complete exposed port list

* add wget for healtcheck

* add aiohttp

* use Enum class for State

* calc processing time for healthcheck

* add HTTP server for healthcheck

* cleanup

* Update CHANGELOG.md

* updat changelog

* add docstrings to state enum

* set new state State.received

* add healthy method

* log healthcheck infos with DEBUG level

* update changelog

* S allius/issue100 (#101)

* detect dead connections

- disconnect connection on Msg receive timeout
- improve connection trace (add connection id)

* update changelog

* fix merge conflict

* fix unittests

* S allius/issue108 (#109)

* add more data types

* adapt unittests

* improve test coverage

* fix linter warning

* update changelog

* S allius/issue102 (#110)

* hotfix: don't send two MODBUS commands together

* fix unit tests

* remove read loop

* optional sleep between msg read and sending rsp

* wait after read 0.5s before sending a response

* add pending state

* fix state definitions

* determine the connection timeout by the conn state

* avoid sending MODBUS cmds in the inverter's reporting phase

* update changelog

* S allius/issue111 (#112)

Synchronize regular MODBUS commands with the status of the inverter to prevent the inverter from crashing due to unexpected packets.

* inital checkin

* remove crontab entry for regular MODBUS cmds

* add timer for regular MODBUS polling

* fix Stop method call for already stopped timer

* optimize MB_START_TIMEOUT value

* cleanup

* update changelog

* fix buildx warnings

* fix timer cleanup

* fix Config.class_init()

- return error string or None
- release Schema structure after building thr config

* add quit flag to docker push

* fix timout calculation

* rename python to debugpy

* add asyncio log

* cleanup shutdown
- stop webserver on shutdown
- enable asyncio debug mode for debug versions

* update changelog

* update changelog

* fix exception in MODBUS timeout callback

* update changelog
This commit is contained in:
Stefan Allius
2024-07-01 23:41:56 +02:00
committed by GitHub
parent f3e69ff217
commit a42ba8a8c6
31 changed files with 1047 additions and 253 deletions
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77
app/src/gen3plus/solarman_v5.py
View File

@@ -6,15 +6,17 @@ import asyncio
from datetime import datetime
if __name__ == "app.src.gen3plus.solarman_v5":
from app.src.messages import hex_dump_memory, Message
from app.src.messages import hex_dump_memory, Message, State
from app.src.modbus import Modbus
from app.src.my_timer import Timer
from app.src.config import Config
from app.src.gen3plus.infos_g3p import InfosG3P
from app.src.infos import Register
else: # pragma: no cover
from messages import hex_dump_memory, Message
from messages import hex_dump_memory, Message, State
from config import Config
from modbus import Modbus
from my_timer import Timer
from gen3plus.infos_g3p import InfosG3P
from infos import Register
# import traceback
@@ -51,6 +53,8 @@ class Sequence():
class SolarmanV5(Message):
AT_CMD = 1
MB_RTU_CMD = 2
MB_START_TIMEOUT = 40
MB_REGULAR_TIMEOUT = 60
def __init__(self, server_side: bool):
super().__init__(server_side, self.send_modbus_cb, mb_timeout=5)
@@ -123,19 +127,20 @@ class SolarmanV5(Message):
self.at_acl = g3p_cnf['at_acl']
self.node_id = 'G3P' # will be overwritten in __set_serial_no
# self.forwarding = Config.get('solarman')['enabled']
self.mb_timer = Timer(self.mb_timout_cb, self.node_id)
'''
Our puplic methods
'''
def close(self) -> None:
logging.debug('Solarman.close()')
# we have refernces to methods of this class in self.switch
# we have references to methods of this class in self.switch
# so we have to erase self.switch, otherwise this instance can't be
# deallocated by the garbage collector ==> we get a memory leak
self.switch.clear()
self.log_lvl.clear()
self.state = self.STATE_CLOSED
self.state = State.closed
self.mb_timer.close()
super().close()
def __set_serial_no(self, snr: int):
@@ -169,7 +174,7 @@ class SolarmanV5(Message):
self.unique_id = serial_no
def read(self) -> None:
def read(self) -> float:
self._read()
if not self.header_valid:
@@ -184,10 +189,13 @@ class SolarmanV5(Message):
self._recv_buffer, self.header_len+self.data_len+2)
if self.__trailer_is_ok(self._recv_buffer, self.header_len
+ self.data_len + 2):
if self.state == State.init:
self.state = State.received
self.__set_serial_no(self.snr)
self.__dispatch_msg()
self.__flush_recv_msg()
return
return 0 # wait 0s before sending a response
def forward(self, buffer, buflen) -> None:
tsun = Config.get('solarman')
@@ -253,6 +261,10 @@ class SolarmanV5(Message):
self.snr = result[4]
if start != 0xA5:
hex_dump_memory(logging.ERROR,
'Drop packet w invalid start byte from'
f' {self.addr}:', buf, buf_len)
self.inc_counter('Invalid_Msg_Format')
# erase broken recv buffer
self._recv_buffer = bytearray()
@@ -264,6 +276,9 @@ class SolarmanV5(Message):
crc = buf[self.data_len+11]
stop = buf[self.data_len+12]
if stop != 0x15:
hex_dump_memory(logging.ERROR,
'Drop packet w invalid stop byte from '
f'{self.addr}:', buf, buf_len)
self.inc_counter('Invalid_Msg_Format')
if len(self._recv_buffer) > (self.data_len+13):
next_start = buf[self.data_len+13]
@@ -338,9 +353,9 @@ class SolarmanV5(Message):
self.__finish_send_msg()
def send_modbus_cb(self, pdu: bytearray, log_lvl: int, state: str):
if self.state != self.STATE_UP:
logger.warn(f'[{self.node_id}] ignore MODBUS cmd,'
' cause the state is not UP anymore')
if self.state != State.up:
logger.warning(f'[{self.node_id}] ignore MODBUS cmd,'
' cause the state is not UP anymore')
return
self.__build_header(0x4510)
self._send_buffer += struct.pack('<BHLLL', self.MB_RTU_CMD,
@@ -352,21 +367,33 @@ class SolarmanV5(Message):
self.writer.write(self._send_buffer)
self._send_buffer = bytearray(0) # self._send_buffer[sent:]
async def send_modbus_cmd(self, func, addr, val, log_lvl) -> None:
if self.state != self.STATE_UP:
def _send_modbus_cmd(self, func, addr, val, log_lvl) -> None:
if self.state != State.up:
logger.log(log_lvl, f'[{self.node_id}] ignore MODBUS cmd,'
' as the state is not UP')
return
self.mb.build_msg(Modbus.INV_ADDR, func, addr, val, log_lvl)
async def send_modbus_cmd(self, func, addr, val, log_lvl) -> None:
self._send_modbus_cmd(func, addr, val, log_lvl)
def mb_timout_cb(self, exp_cnt):
self.mb_timer.start(self.MB_REGULAR_TIMEOUT)
self._send_modbus_cmd(Modbus.READ_REGS, 0x3008, 21, logging.DEBUG)
if 0 == (exp_cnt % 30):
# logging.info("Regular Modbus Status request")
self._send_modbus_cmd(Modbus.READ_REGS, 0x2007, 2, logging.DEBUG)
def at_cmd_forbidden(self, cmd: str, connection: str) -> bool:
return not cmd.startswith(tuple(self.at_acl[connection]['allow'])) or \
cmd.startswith(tuple(self.at_acl[connection]['block']))
async def send_at_cmd(self, AT_cmd: str) -> None:
if self.state != self.STATE_UP:
logger.warn(f'[{self.node_id}] ignore AT+ cmd,'
' as the state is not UP')
if self.state != State.up:
logger.warning(f'[{self.node_id}] ignore AT+ cmd,'
' as the state is not UP')
return
AT_cmd = AT_cmd.strip()
@@ -375,8 +402,7 @@ class SolarmanV5(Message):
node_id = self.node_id
key = 'at_resp'
logger.info(f'{key}: {data_json}')
asyncio.ensure_future(
self.publish_mqtt(f'{self.entity_prfx}{node_id}{key}', data_json)) # noqa: E501
await self.mqtt.publish(f'{self.entity_prfx}{node_id}{key}', data_json) # noqa: E501
return
self.forward_at_cmd_resp = False
@@ -465,7 +491,9 @@ class SolarmanV5(Message):
self.__process_data(ftype)
self.__forward_msg()
self.__send_ack_rsp(0x1210, ftype)
self.state = self.STATE_UP
if self.state is not State.up:
self.state = State.up
self.mb_timer.start(self.MB_START_TIMEOUT)
def msg_sync_start(self):
data = self._recv_buffer[self.header_len:]
@@ -499,13 +527,15 @@ class SolarmanV5(Message):
__forward_msg):
self.inc_counter('Modbus_Command')
else:
logger.error('Invalid Modbus Msg')
self.inc_counter('Invalid_Msg_Format')
return
self.__forward_msg()
async def publish_mqtt(self, key, data):
await self.mqtt.publish(key, data) # pragma: no cover
def publish_mqtt(self, key, data):
asyncio.ensure_future(
self.mqtt.publish(key, data))
def get_cmd_rsp_log_lvl(self) -> int:
ftype = self._recv_buffer[self.header_len]
@@ -529,8 +559,7 @@ class SolarmanV5(Message):
node_id = self.node_id
key = 'at_resp'
logger.info(f'{key}: {data_json}')
asyncio.ensure_future(
self.publish_mqtt(f'{self.entity_prfx}{node_id}{key}', data_json)) # noqa: E501
self.publish_mqtt(f'{self.entity_prfx}{node_id}{key}', data_json) # noqa: E501
return
elif ftype == self.MB_RTU_CMD:
valid = data[1]
@@ -561,7 +590,9 @@ class SolarmanV5(Message):
self.__forward_msg()
self.__send_ack_rsp(0x1710, ftype)
self.state = self.STATE_UP
if self.state is not State.up:
self.state = State.up
self.mb_timer.start(self.MB_START_TIMEOUT)
def msg_sync_end(self):
data = self._recv_buffer[self.header_len:]