Update dependency pytest to v9

* revert to python 3.13 for github actions

.coveragerc

@@ -1,2 +1,3 @@
 [run]
 branch = True
+omit = app/src/web/templates/*.html.j2

.github/workflows/python-app.yml

@@ -5,7 +5,7 @@ name: Python application
 
 on:
   push:
-    branches: [ "main", "dev-*", "*/issue*" ]
+    branches: [ "main", "dev-*", "*/issue*", "releases/*" ]
     paths-ignore:
     - '**.md' # Do no build on *.md changes
     - '**.yml' # Do no build on *.yml changes
@@ -18,7 +18,7 @@ on:
     - '**.dockerfile' # Do no build on *.dockerfile changes
     - '**.sh' # Do no build on *.sh changes     
   pull_request:
-    branches: [ "main", "dev-*" ]
+    branches: [ "main", "dev-*", "releases/*" ]
 
 permissions:
   contents: read
@@ -34,11 +34,11 @@ jobs:
     runs-on: ubuntu-24.04
 
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         fetch-depth: 0  # Shallow clones should be disabled for a better relevancy of analysis
     - name: Set up Python 3.13
-      uses: actions/setup-python@v5
+      uses: actions/setup-python@v6
       with:
         python-version: "3.13"
     - name: Install dependencies
@@ -58,7 +58,7 @@ jobs:
         coverage report
     - name: Analyze with SonarCloud
       if: ${{ env.SONAR_TOKEN != 0 }}
-      uses: SonarSource/sonarqube-scan-action@v5
+      uses: SonarSource/sonarqube-scan-action@v6
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
       with:

.python-version

@@ -1 +1 @@
-3.13.2
+3.14.0

CHANGELOG.md

@@ -7,6 +7,35 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [unreleased]
 
+- Update ghcr.io/hassio-addons/base Docker tag to v18.1.4
+- Update dependency pytest-asyncio to v1.1.0
+- save task references, to avoid a task disappearing mid-execution
+- catch socket.gaierror exception and log this with info level
+- Update dependency coverage to v7.9.2
+- add-on: bump base-image to version 18.0.3
+- add-on: remove armhf and armv7 support
+- add-on: add links to config and log-file to the web-UI
+- fix some SonarQube warnings
+- remove unused 32-bit architectures
+- Babel don't build new po file if only the pot creation-date was changed
+- Improve Makefile
+- Update dependency pytest-asyncio to v1
+
+## [0.14.1] - 2025-05-31
+
+- handle missing MQTT addon [#438](https://github.com/s-allius/tsun-gen3-proxy/issues/438)
+
+## [0.14.0] - 2025-05-29
+
+- add-on: bump python to version 3.12.10-r1
+- set no of pv modules for MS800 GEN3PLUS inverters
+- fix the paths to copy the config.example.toml file during proxy start
+- add MQTT topic `dcu_power` for setting output power on DCUs
+- Update ghcr.io/hassio-addons/base Docker tag to v17.2.5
+- fix a lot of pytest-asyncio problems in the unit tests  
+- Cleanup startup code for Quart and the Proxy
+- Redirect the hypercorn traces to a separate log-file
+- Configure the dashboard trace handler by the logging.ini file
 - Dashboard: add Notes page and table for important messages
 - Dashboard: add Log-File page
 - Dashboard: add Connection page

Makefile

@@ -1,27 +1,37 @@
-.PHONY: build babel clean addon-dev addon-debug addon-rc addon-rel debug dev preview rc rel check-docker-compose install
+.PHONY: help build babel clean addon-dev addon-debug addon-rc addon-rel debug dev preview rc rel check-docker-compose install
 
-babel:
+help: ## show help message
+	@awk 'BEGIN {FS = ":.*##"; printf "\nUsage:\n  make \033[36m\033[0m\n"} /^[$$()% a-zA-Z0-9_-]+:.*?##/ { printf "  \033[36m%-15s\033[0m %s\n", $$1, $$2 } /^##@/ { printf "\n\033[1m%s\033[0m\n", substr($$0, 5) } ' $(MAKEFILE_LIST)
+
+babel:            ## build language files
 	$(MAKE) -C app $@
 
 build:
 	$(MAKE) -C ha_addons $@ 
 
-clean:
+clean:             ## delete all built files
 	$(MAKE) -C app $@
 	$(MAKE) -C ha_addons $@ 
 
-debug dev preview rc rel:
+debug dev preview rc rel:  ## build docker container in <dev|debg|rc|rel> version
 	$(MAKE) -C app babel
 	$(MAKE) -C app $@
 
-addon-dev addon-debug addon-rc addon-rel:
+addon-dev addon-debug addon-rc addon-rel: ## build HA add-on in <dev|debg|rc|rel> version
 	$(MAKE) -C app babel
 	$(MAKE) -C ha_addons $(patsubst addon-%,%,$@)
 
-check-docker-compose:
+check-docker-compose: ## check the docker-compose file
 	docker-compose config -q
 
-install:
-	python3 -m pip install --upgrade pip
-	python3 -m pip install -r requirements.txt
-	python3 -m pip install -r requirements-test.txt
+PY_VER := $(shell cat .python-version)
+
+install:           ## install requirements into the pyenv and switch to proper venv
+	@pyenv local $(PY_VER) || { pyenv install $(PY_VER) && pyenv local $(PY_VER) || exit 1; }
+	@pyenv exec pip install --upgrade pip
+	@pyenv exec pip install -r requirements.txt
+	@pyenv exec pip install -r requirements-test.txt
+	pyenv exec python --version
+
+run:  ## run proxy locally out of the actual venv
+	pyenv exec python app/src/server.py -c /app/src/cnf

README.md

@@ -7,7 +7,7 @@
 <p align="center">integration</p>
 <p align="center">
     <a href="https://opensource.org/licenses/BSD-3-Clause"><img alt="License: BSD-3-Clause" src="https://img.shields.io/badge/License-BSD_3--Clause-green.svg"></a>
-    <a href="https://www.python.org/downloads/release/python-3130/"><img alt="Supported Python versions" src="https://img.shields.io/badge/python-3.13-blue.svg"></a>
+    <a href="https://www.python.org/downloads/release/python-3140/"><img alt="Supported Python versions" src="https://img.shields.io/badge/python-3.14-blue.svg"></a>
     <a href="https://aiomqtt.bo3hm.com/introduction.html"><img alt="Supported aiomqtt versions" src="https://img.shields.io/badge/aiomqtt-2.3.1-lightblue.svg"></a>
     <a href="https://libraries.io/pypi/aiocron"><img alt="Supported aiocron versions" src="https://img.shields.io/badge/aiocron-1.8-lightblue.svg"></a>
     <a href="https://toml.io/en/v1.0.0"><img alt="Supported toml versions" src="https://img.shields.io/badge/toml-1.0.0-lightblue.svg"></a>

app/.version

@@ -1 +1 @@
-0.14.0
+0.15.0

app/Dockerfile

@@ -4,7 +4,7 @@ ARG GID=1000
 
 #
 # first stage for our base image
-FROM python:3.13-alpine AS base
+FROM python:3.14-alpine AS base
 
 COPY --chmod=0700 ./hardening_base.sh /
 RUN apk upgrade --no-cache && \

app/Makefile

@@ -55,7 +55,7 @@ $(BABEL_TRANSLATIONS)/%.pot : $(SRC)/.babel.cfg $(BABEL_INPUT)
 
 $(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.po : $(BABEL_TRANSLATIONS)/messages.pot
 	@mkdir -p $(@D)
-	@pybabel update  --init-missing -i $< -d $(BABEL_TRANSLATIONS) -l $*
+	@pybabel update  --init-missing --ignore-pot-creation-date -i $< -d $(BABEL_TRANSLATIONS) -l $*
 
 $(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.mo : $(BABEL_TRANSLATIONS)/%/LC_MESSAGES/messages.po
 	@pybabel compile  -d $(BABEL_TRANSLATIONS) -l $*

app/docker-bake.hcl

@@ -29,17 +29,17 @@ target "_common" {
     "type =sbom,generator=docker/scout-sbom-indexer:latest"
   ]
   annotations = [
-    "index:org.opencontainers.image.title=TSUN Gen3 Proxy",
-    "index:org.opencontainers.image.authors=Stefan Allius",
-    "index:org.opencontainers.image.created=${BUILD_DATE}",
-    "index:org.opencontainers.image.version=${VERSION}",
-    "index:org.opencontainers.image.revision=${BRANCH}",
-    "index:org.opencontainers.image.description=${DESCRIPTION}",
+    "index,manifest-descriptor:org.opencontainers.image.title=TSUN-Proxy",
+    "index,manifest-descriptor:org.opencontainers.image.authors=Stefan Allius",
+    "index,manifest-descriptor:org.opencontainers.image.created=${BUILD_DATE}",
+    "index,manifest-descriptor:org.opencontainers.image.version=${VERSION}",
+    "index,manifest-descriptor:org.opencontainers.image.revision=${BRANCH}",
+    "index,manifest-descriptor:org.opencontainers.image.description=${DESCRIPTION}",
     "index:org.opencontainers.image.licenses=BSD-3-Clause",
     "index:org.opencontainers.image.source=https://github.com/s-allius/tsun-gen3-proxy"
   ]
   labels = {
-    "org.opencontainers.image.title" = "TSUN Gen3 Proxy"
+    "org.opencontainers.image.title" = "TSUN-Proxy"
     "org.opencontainers.image.authors" = "Stefan Allius"
     "org.opencontainers.image.created" = "${BUILD_DATE}"
     "org.opencontainers.image.version" = "${VERSION}"
@@ -53,7 +53,7 @@ target "_common" {
   ]
 
   no-cache = false
-  platforms = ["linux/amd64", "linux/arm64", "linux/arm/v7"]
+  platforms = ["linux/amd64", "linux/arm64"]
 }
 
 target "_debug" {

app/requirements-test.txt

@@ -1,8 +1,8 @@
-    flake8==7.2.0
-    pytest==8.3.5
-    pytest-asyncio==0.26.0
-    pytest-cov==6.1.1
-    python-dotenv==1.1.0
+    flake8==7.3.0
+    pytest==9.0.2
+    pytest-asyncio==1.2.0
+    pytest-cov==7.0.0
+    python-dotenv==1.1.1
     mock==5.2.0
-    coverage==7.8.0
+    coverage==7.10.7
     jinja2-cli==0.8.2

app/requirements.txt

@@ -1,4 +1,4 @@
-    aiomqtt==2.3.2
+    aiomqtt==2.4.0
     schema==0.7.7
     aiocron==2.1
     quart==0.20

app/src/cnf/config.py

@@ -162,7 +162,8 @@ class Config():
     )
 
     @classmethod
-    def init(cls, def_reader: ConfigIfc, log_path: str = '') -> None | str:
+    def init(cls, def_reader: ConfigIfc, log_path: str = '',
+             cnf_path: str = 'config') -> None | str:
         '''Initialise the Proxy-Config
 
 Copy the internal default config file into the config directory
@@ -173,12 +174,13 @@ and initialise the Config with the default configuration '''
         try:
             # make the default config transparaent by copying it
             # in the config.example file
-            logging.debug('Copy Default Config to config.example.toml')
+            logging.info(
+                f'Copy Default Config to {cnf_path}config.example.toml')
 
-            shutil.copy2("default_config.toml",
-                         "config/config.example.toml")
-        except Exception:
-            pass
+            shutil.copy2("cnf/default_config.toml",
+                         cnf_path + "config.example.toml")
+        except Exception as e:
+            logging.error(e)
 
         # read example config file as default configuration
         try:

app/src/gen3plus/infos_g3p.py

@@ -216,7 +216,7 @@ class InfosG3P(Infos):
         self.set_db_def_value(Register.MANUFACTURER, 'TSUN')
         self.set_db_def_value(Register.EQUIPMENT_MODEL, 'TSOL-MSxx00')
         self.set_db_def_value(Register.CHIP_TYPE, 'IGEN TECH')
-        self.set_db_def_value(Register.NO_INPUTS, 4)
+        self.set_db_def_value(Register.NO_INPUTS, 2)
 
     def __hide_topic(self, row: dict) -> bool:
         if 'dep' in row:

app/src/gen3plus/solarman_v5.py

@@ -247,6 +247,7 @@ class SolarmanBase(Message):
 class SolarmanV5(SolarmanBase):
     AT_CMD = 1
     MB_RTU_CMD = 2
+    DCU_CMD = 5
     AT_CMD_RSP = 8
     MB_CLIENT_DATA_UP = 30
     '''Data up time in client mode'''
@@ -326,6 +327,7 @@ class SolarmanV5(SolarmanBase):
         self.sensor_list = 0
         self.mb_regs = [{'addr': 0x3000, 'len': 48},
                         {'addr': 0x2000, 'len': 96}]
+        self.background_tasks = set()
 
     '''
     Our puplic methods
@@ -338,11 +340,12 @@ class SolarmanV5(SolarmanBase):
         self.inverter = None
         self.switch.clear()
         self.log_lvl.clear()
+        self.background_tasks.clear()
         super().close()
 
-    async def send_start_cmd(self, snr: int, host: str,
-                             forward: bool,
-                             start_timeout=MB_CLIENT_DATA_UP):
+    def send_start_cmd(self, snr: int, host: str,
+                       forward: bool,
+                       start_timeout=MB_CLIENT_DATA_UP):
         self.no_forwarding = True
         self.establish_inv_emu = forward
         self.snr = snr
@@ -532,6 +535,26 @@ class SolarmanV5(SolarmanBase):
         except Exception:
             self.ifc.tx_clear()
 
+    def send_dcu_cmd(self, pdu: bytearray):
+        if self.sensor_list != 0x3026:
+            logger.debug(f'[{self.node_id}] DCU CMD not allowed,'
+                         f' for sensor: {self.sensor_list:#04x}')
+            return
+
+        if self.state != State.up:
+            logger.warning(f'[{self.node_id}] ignore DCU CMD,'
+                           ' cause the state is not UP anymore')
+            return
+
+        self.inverter.forward_dcu_cmd_resp = False
+        self._build_header(0x4510)
+        self.ifc.tx_add(struct.pack('<BHLLL', self.DCU_CMD,
+                                    self.sensor_list, 0, 0, 0))
+        self.ifc.tx_add(pdu)
+        self._finish_send_msg()
+        self.ifc.tx_log(logging.INFO, f'Send DCU CMD :{self.addr}:')
+        self.ifc.tx_flush()
+
     def __forward_msg(self):
         self.forward(self.ifc.rx_peek(), self.header_len+self.data_len+2)
 
@@ -541,12 +564,17 @@ class SolarmanV5(SolarmanBase):
         rated = db.get_db_value(Register.RATED_POWER, 0)
         model = None
         if max_pow == 2000:
+            db.set_db_def_value(Register.NO_INPUTS, 4)
             if rated == 800 or rated == 600:
                 model = f'TSOL-MS{max_pow}({rated})'
             else:
                 model = f'TSOL-MS{max_pow}'
         elif max_pow == 1800 or max_pow == 1600:
+            db.set_db_def_value(Register.NO_INPUTS, 4)
             model = f'TSOL-MS{max_pow}'
+        elif max_pow <= 800:
+            model = f'TSOL-MS{max_pow}'
+
         if model:
             logger.info(f'Model: {model}')
             self.db.set_db_def_value(Register.EQUIPMENT_MODEL, model)
@@ -647,6 +675,10 @@ class SolarmanV5(SolarmanBase):
             self.inc_counter('AT_Command')
             self.inverter.forward_at_cmd_resp = True
 
+        if ftype == self.DCU_CMD:
+            self.inc_counter('DCU_Command')
+            self.inverter.forward_dcu_cmd_resp = True
+
         elif ftype == self.MB_RTU_CMD:
             rstream = self.ifc.remote.stream
             if rstream.mb.recv_req(data[15:],
@@ -660,8 +692,10 @@ class SolarmanV5(SolarmanBase):
         self.__forward_msg()
 
     def publish_mqtt(self, key, data):  # pragma: no cover
-        asyncio.ensure_future(
+        task = asyncio.ensure_future(
             Proxy.mqtt.publish(key, data))
+        self.background_tasks.add(task)
+        task.add_done_callback(self.background_tasks.discard)
 
     def get_cmd_rsp_log_lvl(self) -> int:
         ftype = self.ifc.rx_peek()[self.header_len]
@@ -670,6 +704,10 @@ class SolarmanV5(SolarmanBase):
             if self.inverter.forward_at_cmd_resp:
                 return logging.INFO
             return logging.DEBUG
+        elif ftype == self.DCU_CMD:
+            if self.inverter.forward_dcu_cmd_resp:
+                return logging.INFO
+            return logging.DEBUG
         elif ftype == self.MB_RTU_CMD \
                 and self.server_side:
             return self.mb.last_log_lvl
@@ -689,6 +727,16 @@ class SolarmanV5(SolarmanBase):
                 logger.info(f'{key}: {data_json}')
                 self.publish_mqtt(f'{Proxy.entity_prfx}{node_id}{key}', data_json)  # noqa: E501
                 return
+
+        elif ftype == self.DCU_CMD:
+            if not self.inverter.forward_dcu_cmd_resp:
+                data_json = '+ok'
+                node_id = self.node_id
+                key = 'dcu_resp'
+                logger.info(f'{key}: {data_json}')
+                self.publish_mqtt(f'{Proxy.entity_prfx}{node_id}{key}', data_json)  # noqa: E501
+                return
+
         elif ftype == self.MB_RTU_CMD:
             self.__modbus_command_rsp(data)
             return

app/src/infos.py

@@ -44,6 +44,7 @@ class Register(Enum):
     MODBUS_COMMAND = 60
     AT_COMMAND_BLOCKED = 61
     CLOUD_CONN_CNT = 62
+    DCU_COMMAND = 63
     OUTPUT_POWER = 83
     RATED_POWER = 84
     INVERTER_TEMP = 85
@@ -625,6 +626,7 @@ class Infos:
         Register.INVALID_MSG_FMT:    {'name': ['proxy', 'Invalid_Msg_Format'], 'singleton': True,   'ha': {'dev': 'proxy', 'comp': 'sensor', 'dev_cla': None, 'stat_cla': None, 'id': 'inv_msg_fmt_',   'fmt': FMT_INT, 'name': 'Invalid Message Format', 'icon': COUNTER, 'ent_cat': 'diagnostic'}},  # noqa: E501
         Register.AT_COMMAND:         {'name': ['proxy', 'AT_Command'],         'singleton': True,   'ha': {'dev': 'proxy', 'comp': 'sensor', 'dev_cla': None, 'stat_cla': None, 'id': 'at_cmd_',        'fmt': FMT_INT, 'name': 'AT Command',           'icon': COUNTER, 'ent_cat': 'diagnostic'}},  # noqa: E501
         Register.AT_COMMAND_BLOCKED: {'name': ['proxy', 'AT_Command_Blocked'], 'singleton': True,   'ha': {'dev': 'proxy', 'comp': 'sensor', 'dev_cla': None, 'stat_cla': None, 'id': 'at_cmd_blocked_', 'fmt': FMT_INT, 'name': 'AT Command Blocked',   'icon': COUNTER, 'ent_cat': 'diagnostic'}},  # noqa: E501
+        Register.DCU_COMMAND:        {'name': ['proxy', 'DCU_Command'],        'singleton': True,   'ha': {'dev': 'proxy', 'comp': 'sensor', 'dev_cla': None, 'stat_cla': None, 'id': 'dcu_cmd_',       'fmt': FMT_INT, 'name': 'DCU Command',          'icon': COUNTER, 'ent_cat': 'diagnostic'}},  # noqa: E501
         Register.MODBUS_COMMAND:     {'name': ['proxy', 'Modbus_Command'],     'singleton': True,   'ha': {'dev': 'proxy', 'comp': 'sensor', 'dev_cla': None, 'stat_cla': None, 'id': 'modbus_cmd_',    'fmt': FMT_INT, 'name': 'Modbus Command',       'icon': COUNTER, 'ent_cat': 'diagnostic'}},  # noqa: E501
         # 0xffffff03:  {'name':['proxy', 'Voltage'],                        'level': logging.DEBUG, 'unit': 'V',    'ha':{'dev':'proxy', 'dev_cla': 'voltage',     'stat_cla': 'measurement', 'id':'proxy_volt_',  'fmt':FMT_FLOAT,'name': 'Grid Voltage'}},  # noqa: E501
 

app/src/inverter_base.py

@@ -4,6 +4,7 @@ import logging
 import traceback
 import json
 import gc
+import socket
 from aiomqtt import MqttCodeError
 from asyncio import StreamReader, StreamWriter
 from ipaddress import ip_address
@@ -38,6 +39,7 @@ class InverterBase(InverterIfc, Proxy):
             self.use_emulation = False
         self.__ha_restarts = -1
         self.remote = StreamPtr(None)
+        self.background_tasks = set()
         ifc = AsyncStreamServer(reader, writer,
                                 self.async_publ_mqtt,
                                 self.create_remote,
@@ -72,6 +74,7 @@ class InverterBase(InverterIfc, Proxy):
         if self.remote.ifc:
             self.remote.ifc.close()
             self.remote.ifc = None
+        self.background_tasks.clear()
 
     async def disc(self, shutdown_started=False) -> None:
         if self.remote.stream:
@@ -136,9 +139,14 @@ class InverterBase(InverterIfc, Proxy):
             logging.info(f'[{self.remote.stream.node_id}:'
                          f'{self.remote.stream.conn_no}] '
                          f'Connected to {addr}')
-            asyncio.create_task(self.remote.ifc.client_loop(addr))
+            task = asyncio.create_task(
+                self.remote.ifc.client_loop(addr))
+            self.background_tasks.add(task)
+            task.add_done_callback(self.background_tasks.discard)
 
-        except (ConnectionRefusedError, TimeoutError) as error:
+        except (ConnectionRefusedError,
+                TimeoutError,
+                socket.gaierror) as error:
             logging.info(f'{error}')
         except Exception:
             Infos.inc_counter('SW_Exception')

app/src/logging.ini

@@ -1,16 +1,15 @@
 [loggers]
-keys=root,tracer,mesg,conn,data,mqtt,asyncio
+keys=root,tracer,mesg,conn,data,mqtt,asyncio,hypercorn_access,hypercorn_error
 
 [handlers]
-keys=console_handler,file_handler_name1,file_handler_name2
+keys=console_handler,file_handler_name1,file_handler_name2,file_handler_name3,dashboard
 
 [formatters]
 keys=console_formatter,file_formatter
 
 [logger_root]
 level=DEBUG
-handlers=console_handler,file_handler_name1
-
+handlers=console_handler,file_handler_name1,dashboard
 
 [logger_conn]
 level=DEBUG
@@ -20,13 +19,13 @@ qualname=conn
 
 [logger_mqtt]
 level=INFO
-handlers=console_handler,file_handler_name1
+handlers=console_handler,file_handler_name1,dashboard
 propagate=0
 qualname=mqtt
 
 [logger_asyncio]
 level=INFO
-handlers=console_handler,file_handler_name1
+handlers=console_handler,file_handler_name1,dashboard
 propagate=0
 qualname=asyncio
 
@@ -49,6 +48,18 @@ handlers=file_handler_name2
 propagate=0
 qualname=tracer
 
+[logger_hypercorn_access]
+level=INFO
+handlers=file_handler_name3
+propagate=0
+qualname=hypercorn.access
+
+[logger_hypercorn_error]
+level=INFO
+handlers=file_handler_name1,dashboard
+propagate=0
+qualname=hypercorn.error
+
 [handler_console_handler]
 class=StreamHandler
 level=DEBUG
@@ -66,6 +77,16 @@ level=NOTSET
 formatter=file_formatter
 args=(handlers.log_path + 'trace.log', when:='midnight', backupCount:=handlers.log_backups)
 
+[handler_file_handler_name3]
+class=handlers.TimedRotatingFileHandler
+level=NOTSET
+formatter=file_formatter
+args=(handlers.log_path + 'access.log', when:='midnight', backupCount:=handlers.log_backups)
+
+[handler_dashboard]
+level=WARNING
+class=web.log_handler.LogHandler
+
 [formatter_console_formatter]
 format=%(asctime)s %(levelname)5s | %(name)4s | %(message)s
 datefmt=%Y-%m-%d %H:%M:%S

app/src/messages.py

@@ -193,7 +193,7 @@ class Message(ProtocolIfc):
             return
         self.mb.build_msg(dev_id, func, addr, val, log_lvl)
 
-    async def send_modbus_cmd(self, func, addr, val, log_lvl) -> None:
+    def send_modbus_cmd(self, func, addr, val, log_lvl) -> None:
         self._send_modbus_cmd(Modbus.INV_ADDR, func, addr, val, log_lvl)
 
     def _send_modbus_scan(self):

app/src/modbus_tcp.py

@@ -43,6 +43,7 @@ class ModbusTcp():
 
     def __init__(self, loop, tim_restart=10) -> None:
         self.tim_restart = tim_restart
+        self.background_tasks = set()
 
         inverters = Config.get('inverters')
         batteries = Config.get('batteries')
@@ -54,10 +55,13 @@ class ModbusTcp():
                and 'client_mode' in inv):
                 client = inv['client_mode']
                 logger.info(f"'client_mode' for Monitoring-SN: {inv['monitor_sn']} host: {client['host']}:{client['port']}, forward: {client['forward']}")  # noqa: E501
-                loop.create_task(self.modbus_loop(client['host'],
-                                                  client['port'],
-                                                  inv['monitor_sn'],
-                                                  client['forward']))
+                task = loop.create_task(
+                    self.modbus_loop(client['host'],
+                                     client['port'],
+                                     inv['monitor_sn'],
+                                     client['forward']))
+                self.background_tasks.add(task)
+                task.add_done_callback(self.background_tasks.discard)
 
     async def modbus_loop(self, host, port,
                           snr: int, forward: bool) -> None:
@@ -66,7 +70,7 @@ class ModbusTcp():
             try:
                 async with ModbusConn(host, port) as inverter:
                     stream = inverter.local.stream
-                    await stream.send_start_cmd(snr, host, forward)
+                    stream.send_start_cmd(snr, host, forward)
                     await stream.ifc.loop()
                     logger.info(f'[{stream.node_id}:{stream.conn_no}] '
                                 f'Connection closed - Shutdown: '

app/src/mqtt.py

@@ -2,6 +2,8 @@ import asyncio
 import logging
 import aiomqtt
 import traceback
+import struct
+import inspect
 
 from modbus import Modbus
 from messages import Message
@@ -27,14 +29,27 @@ class Mqtt(metaclass=Singleton):
         loop = asyncio.get_event_loop()
         self.task = loop.create_task(self.__loop())
         self.ha_restarts = 0
+        self.topic_defs = [
+            {'prefix': 'auto_conf_prefix', 'topic': '/status',
+             'fnc': self._ha_status, 'args': []},
+            {'prefix': 'entity_prefix', 'topic': '/+/rated_load',
+             'fnc': self._modbus_cmd,
+             'args': [Modbus.WRITE_SINGLE_REG, 1, 0x2008]},
+            {'prefix': 'entity_prefix', 'topic': '/+/out_coeff',
+             'fnc': self._out_coeff, 'args': []},
+            {'prefix': 'entity_prefix', 'topic': '/+/dcu_power',
+             'fnc': self._dcu_cmd, 'args': []},
+            {'prefix': 'entity_prefix', 'topic': '/+/modbus_read_regs',
+             'fnc': self._modbus_cmd, 'args': [Modbus.READ_REGS, 2]},
+            {'prefix': 'entity_prefix', 'topic': '/+/modbus_read_inputs',
+             'fnc': self._modbus_cmd, 'args': [Modbus.READ_INPUTS, 2]},
+            {'prefix': 'entity_prefix', 'topic': '/+/at_cmd',
+             'fnc': self._at_cmd, 'args': []},
+        ]
 
         ha = Config.get('ha')
-        self.ha_status_topic = f"{ha['auto_conf_prefix']}/status"
-        self.mb_rated_topic = f"{ha['entity_prefix']}/+/rated_load"
-        self.mb_out_coeff_topic = f"{ha['entity_prefix']}/+/out_coeff"
-        self.mb_reads_topic = f"{ha['entity_prefix']}/+/modbus_read_regs"
-        self.mb_inputs_topic = f"{ha['entity_prefix']}/+/modbus_read_inputs"
-        self.mb_at_cmd_topic = f"{ha['entity_prefix']}/+/at_cmd"
+        for entry in self.topic_defs:
+            entry['full_topic'] = f"{ha[entry['prefix']]}{entry['topic']}"
 
     @property
     def ha_restarts(self):
@@ -75,19 +90,7 @@ class Mqtt(metaclass=Singleton):
             try:
                 async with self.__client:
                     logger_mqtt.info('MQTT broker connection established')
-                    self.ctime = datetime.now()
-                    self.published = 0
-                    self.received = 0
-
-                    if self.__cb_mqtt_is_up:
-                        await self.__cb_mqtt_is_up()
-
-                    await self.__client.subscribe(self.ha_status_topic)
-                    await self.__client.subscribe(self.mb_rated_topic)
-                    await self.__client.subscribe(self.mb_out_coeff_topic)
-                    await self.__client.subscribe(self.mb_reads_topic)
-                    await self.__client.subscribe(self.mb_inputs_topic)
-                    await self.__client.subscribe(self.mb_at_cmd_topic)
+                    await self._init_new_conn()
 
                     async for message in self.__client.messages:
                         await self.dispatch_msg(message)
@@ -109,7 +112,7 @@ class Mqtt(metaclass=Singleton):
             except asyncio.CancelledError:
                 logger_mqtt.debug("MQTT task cancelled")
                 self.__client = None
-                return
+                raise
             except Exception:
                 # self.inc_counter('SW_Exception')   # fixme
                 self.ctime = None
@@ -117,47 +120,51 @@ class Mqtt(metaclass=Singleton):
                     f"Exception:\n"
                     f"{traceback.format_exc()}")
 
+    async def _init_new_conn(self):
+        self.ctime = datetime.now()
+        self.published = 0
+        self.received = 0
+        if self.__cb_mqtt_is_up:
+            await self.__cb_mqtt_is_up()
+        for entry in self.topic_defs:
+            await self.__client.subscribe(entry['full_topic'])
+
     async def dispatch_msg(self, message):
         self.received += 1
 
-        if message.topic.matches(self.ha_status_topic):
-            status = message.payload.decode("UTF-8")
-            logger_mqtt.info('Home-Assistant Status:'
-                             f' {status}')
-            if status == 'online':
-                self.ha_restarts += 1
+        for entry in self.topic_defs:
+            if message.topic.matches(entry['full_topic']) \
+               and 'fnc' in entry:
+                fnc = entry['fnc']
+
+                if inspect.iscoroutinefunction(fnc):
+                    await entry['fnc'](message, *entry['args'])
+                elif callable(fnc):
+                    entry['fnc'](message, *entry['args'])
+
+    async def _ha_status(self, message):
+        status = message.payload.decode("UTF-8")
+        logger_mqtt.info('Home-Assistant Status:'
+                         f' {status}')
+        if status == 'online':
+            self.ha_restarts += 1
+            if self.__cb_mqtt_is_up:
                 await self.__cb_mqtt_is_up()
 
-        if message.topic.matches(self.mb_rated_topic):
-            await self.modbus_cmd(message,
-                                  Modbus.WRITE_SINGLE_REG,
-                                  1, 0x2008)
-
-        if message.topic.matches(self.mb_out_coeff_topic):
-            payload = message.payload.decode("UTF-8")
-            try:
-                val = round(float(payload) * 1024/100)
-                if val < 0 or val > 1024:
-                    logger_mqtt.error('out_coeff: value must be in'
-                                      'the range 0..100,'
-                                      f' got: {payload}')
-                else:
-                    await self.modbus_cmd(message,
-                                          Modbus.WRITE_SINGLE_REG,
-                                          0, 0x202c, val)
-            except Exception:
-                pass
-
-        if message.topic.matches(self.mb_reads_topic):
-            await self.modbus_cmd(message,
-                                  Modbus.READ_REGS, 2)
-
-        if message.topic.matches(self.mb_inputs_topic):
-            await self.modbus_cmd(message,
-                                  Modbus.READ_INPUTS, 2)
-
-        if message.topic.matches(self.mb_at_cmd_topic):
-            await self.at_cmd(message)
+    def _out_coeff(self, message):
+        payload = message.payload.decode("UTF-8")
+        try:
+            val = round(float(payload) * 1024/100)
+            if val < 0 or val > 1024:
+                logger_mqtt.error('out_coeff: value must be in'
+                                  'the range 0..100,'
+                                  f' got: {payload}')
+            else:
+                self._modbus_cmd(message,
+                                 Modbus.WRITE_SINGLE_REG,
+                                 0, 0x202c, val)
+        except Exception:
+            pass
 
     def each_inverter(self, message, func_name: str):
         topic = str(message.topic)
@@ -175,7 +182,7 @@ class Mqtt(metaclass=Singleton):
         else:
             logger_mqtt.warning(f'Node_id: {node_id} not found')
 
-    async def modbus_cmd(self, message, func, params=0, addr=0, val=0):
+    def _modbus_cmd(self, message, func, params=0, addr=0, val=0):
         payload = message.payload.decode("UTF-8")
         for fnc in self.each_inverter(message, "send_modbus_cmd"):
             res = payload.split(',')
@@ -188,9 +195,24 @@ class Mqtt(metaclass=Singleton):
             elif params == 2:
                 addr = int(res[0], base=16)
                 val = int(res[1])  # lenght
-            await fnc(func, addr, val, logging.INFO)
+            fnc(func, addr, val, logging.INFO)
 
-    async def at_cmd(self, message):
+    async def _at_cmd(self, message):
         payload = message.payload.decode("UTF-8")
         for fnc in self.each_inverter(message, "send_at_cmd"):
             await fnc(payload)
+
+    def _dcu_cmd(self, message):
+        payload = message.payload.decode("UTF-8")
+        try:
+            val = round(float(payload) * 10)
+            if val < 1000 or val > 8000:
+                logger_mqtt.error('dcu_power: value must be in'
+                                  'the range 100..800,'
+                                  f' got: {payload}')
+            else:
+                pdu = struct.pack('>BBBBBBH', 1, 1, 6, 1, 0, 1, val)
+                for fnc in self.each_inverter(message, "send_dcu_cmd"):
+                    fnc(pdu)
+        except Exception:
+            pass

app/src/scheduler.py

@@ -12,7 +12,7 @@ class Schedule:
     count = 0
 
     @classmethod
-    def start(cls) -> None:
+    def start(cls) -> None:    # pragma: no cover
         '''Start the scheduler and schedule the tasks (cron jobs)'''
         logging.debug("Scheduler init")
         cls.mqtt = Mqtt(None)
@@ -20,7 +20,7 @@ class Schedule:
         crontab('0 0 * * *', func=cls.atmidnight, start=True)
 
     @classmethod
-    async def atmidnight(cls) -> None:
+    async def atmidnight(cls) -> None:    # pragma: no cover
         '''Clear daily counters at midnight'''
         logging.info("Clear daily counters at midnight")
 

app/src/server.py

@@ -1,26 +1,171 @@
 import logging
-import asyncio
 import logging.handlers
+from logging import config  # noqa F401
+import asyncio
+from asyncio import StreamReader, StreamWriter
 import os
 import argparse
-from asyncio import StreamReader, StreamWriter
 from quart import Quart, Response
-from logging import config  # noqa F401
-from proxy import Proxy
-from inverter_ifc import InverterIfc
-from gen3.inverter_g3 import InverterG3
-from gen3plus.inverter_g3p import InverterG3P
-from scheduler import Schedule
+
 from cnf.config import Config
 from cnf.config_read_env import ConfigReadEnv
 from cnf.config_read_toml import ConfigReadToml
 from cnf.config_read_json import ConfigReadJson
 from web import Web
 from web.wrapper import url_for
+from proxy import Proxy
+from inverter_ifc import InverterIfc
+from gen3.inverter_g3 import InverterG3
+from gen3plus.inverter_g3p import InverterG3P
+from scheduler import Schedule
 
 from modbus_tcp import ModbusTcp
 
 
+class Server():
+    serv_name = ''
+    version = ''
+    src_dir = ''
+
+    ####
+    # The following default values are used for the unit tests only, since
+    # `Server.parse_args()' will not be called during test setup.
+    # Ofcorse, we can call `Server.parse_args()' in a test case explicitly
+    # to overwrite this values
+    config_path = './config/'
+    json_config = ''
+    toml_config = ''
+    trans_path = '../translations/'
+    rel_urls = False
+    log_path = './log/'
+    log_backups = 0
+    log_level = None
+
+    def __init__(self, app, parse_args: bool):
+        ''' Applikation Setup
+
+    1. Read cli arguments
+    2. Init the logging system by the ini file
+    3. Log the config parms
+    4. Set the log-levels
+    5. Read the build the config for the app
+    '''
+        self.serv_name = os.getenv('SERVICE_NAME', 'proxy')
+        self.version = os.getenv('VERSION', 'unknown')
+        self.src_dir = os.path.dirname(__file__) + '/'
+        if parse_args:   # pragma: no cover
+            self.parse_args(None)
+        self.init_logging_system()
+        self.build_config()
+
+        @app.context_processor
+        def utility_processor():
+            var = {'version': self.version,
+                   'slug': os.getenv("SLUG"),
+                   'hostname': os.getenv("HOSTNAME"),
+                   }
+            if var['slug']:
+                var['hassio'] = True
+                slug_len = len(var['slug'])
+                var['addonname'] = var['slug'] + '_' + \
+                    var['hostname'][slug_len+1:]
+            return var
+
+    def parse_args(self, arg_list: list[str] | None):
+        parser = argparse.ArgumentParser()
+        parser.add_argument('-c', '--config_path', type=str,
+                            default='./config/',
+                            help='set path for the configuration files')
+        parser.add_argument('-j', '--json_config', type=str,
+                            help='read user config from json-file')
+        parser.add_argument('-t', '--toml_config', type=str,
+                            help='read user config from toml-file')
+        parser.add_argument('-l', '--log_path', type=str,
+                            default='./log/',
+                            help='set path for the logging files')
+        parser.add_argument('-b', '--log_backups', type=int,
+                            default=0,
+                            help='set max number of daily log-files')
+        parser.add_argument('-tr', '--trans_path', type=str,
+                            default='../translations/',
+                            help='set path for the translations files')
+        parser.add_argument('-r', '--rel_urls', action="store_true",
+                            help='use relative dashboard urls')
+        args = parser.parse_args(arg_list)
+
+        self.config_path = args.config_path
+        self.json_config = args.json_config
+        self.toml_config = args.toml_config
+        self.trans_path = args.trans_path
+        self.rel_urls = args.rel_urls
+        self.log_path = args.log_path
+        self.log_backups = args.log_backups
+
+    def init_logging_system(self):
+        setattr(logging.handlers, "log_path", self.log_path)
+        setattr(logging.handlers, "log_backups", self.log_backups)
+        os.makedirs(self.log_path, exist_ok=True)
+
+        logging.config.fileConfig(self.src_dir + 'logging.ini')
+
+        logging.info(
+            f'Server "{self.serv_name} - {self.version}" will be started')
+        logging.info(f'current dir: {os.getcwd()}')
+        logging.info(f"config_path: {self.config_path}")
+        logging.info(f"json_config: {self.json_config}")
+        logging.info(f"toml_config: {self.toml_config}")
+        logging.info(f"trans_path:  {self.trans_path}")
+        logging.info(f"rel_urls:    {self.rel_urls}")
+        logging.info(f"log_path:    {self.log_path}")
+        if self.log_backups == 0:
+            logging.info("log_backups: unlimited")
+        else:
+            logging.info(f"log_backups: {self.log_backups} days")
+        self.log_level = self.get_log_level()
+        logging.info('******')
+        if self.log_level:
+            # set lowest-severity for 'root', 'msg', 'conn' and 'data' logger
+            logging.getLogger().setLevel(self.log_level)
+            logging.getLogger('msg').setLevel(self.log_level)
+            logging.getLogger('conn').setLevel(self.log_level)
+            logging.getLogger('data').setLevel(self.log_level)
+            logging.getLogger('tracer').setLevel(self.log_level)
+            logging.getLogger('asyncio').setLevel(self.log_level)
+            # logging.getLogger('mqtt').setLevel(self.log_level)
+
+    def build_config(self):
+        # read config file
+        Config.init(ConfigReadToml(self.src_dir + "cnf/default_config.toml"),
+                    log_path=self.log_path,
+                    cnf_path=self.config_path)
+        ConfigReadEnv()
+        ConfigReadJson(self.config_path + "config.json")
+        ConfigReadToml(self.config_path + "config.toml")
+        ConfigReadJson(self.json_config)
+        ConfigReadToml(self.toml_config)
+        config_err = Config.get_error()
+
+        if config_err is not None:
+            logging.info(f'config_err: {config_err}')
+            return
+
+        logging.info('******')
+
+    def get_log_level(self) -> int | None:
+        '''checks if LOG_LVL is set in the environment and returns the
+        corresponding logging.LOG_LEVEL'''
+        switch = {
+            'DEBUG': logging.DEBUG,
+            'WARN': logging.WARNING,
+            'INFO': logging.INFO,
+            'ERROR': logging.ERROR,
+        }
+        log_lvl = os.getenv('LOG_LVL', None)
+        logging.info(f"LOG_LVL    : {log_lvl}")
+
+        return switch.get(log_lvl, None)
+
+
 class ProxyState:
     _is_up = False
 
@@ -33,11 +178,49 @@ class ProxyState:
         ProxyState._is_up = value
 
 
+class HypercornLogHndl:
+    access_hndl = []
+    error_hndl = []
+    must_fix = False
+    HYPERC_ERR = 'hypercorn.error'
+    HYPERC_ACC = 'hypercorn.access'
+
+    @classmethod
+    def save(cls):
+        cls.access_hndl = logging.getLogger(
+            cls.HYPERC_ACC).handlers
+        cls.error_hndl = logging.getLogger(
+            cls.HYPERC_ERR).handlers
+        cls.must_fix = True
+
+    @classmethod
+    def restore(cls):
+        if not cls.must_fix:
+            return
+        cls.must_fix = False
+        access_hndl = logging.getLogger(
+            cls.HYPERC_ACC).handlers
+        if access_hndl != cls.access_hndl:
+            print(' * Fix hypercorn.access setting')
+            logging.getLogger(
+                cls.HYPERC_ACC).handlers = cls.access_hndl
+
+        error_hndl = logging.getLogger(
+            cls.HYPERC_ERR).handlers
+        if error_hndl != cls.error_hndl:
+            print(' * Fix hypercorn.error setting')
+            logging.getLogger(
+                cls.HYPERC_ERR).handlers = cls.error_hndl
+
+
 app = Quart(__name__,
             template_folder='web/templates',
             static_folder='web/static')
 app.secret_key = 'JKLdks.dajlKKKdladkflKwolafallsdfl'
 app.jinja_env.globals.update(url_for=url_for)
+app.background_tasks = set()
+server = Server(app, __name__ == "__main__")
+Web(app, server.trans_path, server.rel_urls)
 
 
 @app.route('/-/ready')
@@ -67,13 +250,40 @@ async def healthy():
     return Response(status=200, response="I'm fine")
 
 
-async def handle_client(reader: StreamReader, writer: StreamWriter, inv_class):
+async def handle_client(reader: StreamReader,
+                        writer: StreamWriter,
+                        inv_class):    # pragma: no cover
     '''Handles a new incoming connection and starts an async loop'''
 
     with inv_class(reader, writer) as inv:
         await inv.local.ifc.server_loop()
 
 
+@app.before_serving
+async def startup_app():    # pragma: no cover
+    HypercornLogHndl.save()
+    loop = asyncio.get_event_loop()
+    Proxy.class_init()
+    Schedule.start()
+    ModbusTcp(loop)
+
+    for inv_class, port in [(InverterG3, 5005), (InverterG3P, 10000)]:
+        logging.info(f'listen on port: {port} for inverters')
+        task = loop.create_task(
+            asyncio.start_server(lambda r, w, i=inv_class:
+                                 handle_client(r, w, i),
+                                 '0.0.0.0', port))
+        app.background_tasks.add(task)
+        task.add_done_callback(app.background_tasks.discard)
+
+    ProxyState.set_up(True)
+
+
+@app.before_request
+async def startup_request():
+    HypercornLogHndl.restore()
+
+
 @app.after_serving
 async def handle_shutdown():   # pragma: no cover
     '''Close all TCP connections and stop the event loop'''
@@ -89,137 +299,17 @@ async def handle_shutdown():   # pragma: no cover
         await inverter.disc(True)
 
     logging.info('Proxy disconnecting done')
-
-    #
-    # now cancel all remaining (pending) tasks
-    #
-    for task in asyncio.all_tasks():
-        if task == asyncio.current_task():
-            continue
-        task.cancel()
-    logging.info('Proxy cancelling done')
+    app.background_tasks.clear()
 
     await Proxy.class_close(loop)
 
 
-def get_log_level() -> int | None:
-    '''checks if LOG_LVL is set in the environment and returns the
-    corresponding logging.LOG_LEVEL'''
-    switch = {
-        'DEBUG': logging.DEBUG,
-        'WARN': logging.WARNING,
-        'INFO': logging.INFO,
-        'ERROR': logging.ERROR,
-    }
-    log_level = os.getenv('LOG_LVL', None)
-    logging.info(f"LOG_LVL    : {log_level}")
+if __name__ == "__main__":  # pragma: no cover
 
-    return switch.get(log_level, None)
-
-
-def main():   # pragma: no cover
-    parser = argparse.ArgumentParser()
-    parser.add_argument('-c', '--config_path', type=str,
-                        default='./config/',
-                        help='set path for the configuration files')
-    parser.add_argument('-j', '--json_config', type=str,
-                        help='read user config from json-file')
-    parser.add_argument('-t', '--toml_config', type=str,
-                        help='read user config from toml-file')
-    parser.add_argument('-l', '--log_path', type=str,
-                        default='./log/',
-                        help='set path for the logging files')
-    parser.add_argument('-b', '--log_backups', type=int,
-                        default=0,
-                        help='set max number of daily log-files')
-    parser.add_argument('-tr', '--trans_path', type=str,
-                        default='../translations/',
-                        help='set path for the translations files')
-    parser.add_argument('-r', '--rel_urls', type=bool,
-                        default=False,
-                        help='use relative dashboard urls')
-    args = parser.parse_args()
-    #
-    # Setup our daily, rotating logger
-    #
-    serv_name = os.getenv('SERVICE_NAME', 'proxy')
-    version = os.getenv('VERSION', 'unknown')
-
-    @app.context_processor
-    def utility_processor():
-        return dict(version=version)
-
-    setattr(logging.handlers, "log_path", args.log_path)
-    setattr(logging.handlers, "log_backups", args.log_backups)
-    os.makedirs(args.log_path, exist_ok=True)
-
-    src_dir = os.path.dirname(__file__) + '/'
-    logging.config.fileConfig(src_dir + 'logging.ini')
-    logging.info(f'Server "{serv_name} - {version}" will be started')
-    logging.info(f'current dir: {os.getcwd()}')
-    logging.info(f"config_path: {args.config_path}")
-    logging.info(f"json_config: {args.json_config}")
-    logging.info(f"toml_config: {args.toml_config}")
-    logging.info(f"trans_path:  {args.trans_path}")
-    logging.info(f"rel_urls:    {args.rel_urls}")
-    logging.info(f"log_path:    {args.log_path}")
-    if args.log_backups == 0:
-        logging.info("log_backups: unlimited")
-    else:
-        logging.info(f"log_backups: {args.log_backups} days")
-    log_level = get_log_level()
-    logging.info('******')
-    if log_level:
-        # set lowest-severity for 'root', 'msg', 'conn' and 'data' logger
-        logging.getLogger().setLevel(log_level)
-        logging.getLogger('msg').setLevel(log_level)
-        logging.getLogger('conn').setLevel(log_level)
-        logging.getLogger('data').setLevel(log_level)
-        logging.getLogger('tracer').setLevel(log_level)
-        logging.getLogger('asyncio').setLevel(log_level)
-        # logging.getLogger('mqtt').setLevel(log_level)
-
-    loop = asyncio.new_event_loop()
-    asyncio.set_event_loop(loop)
-
-    # read config file
-    Config.init(ConfigReadToml(src_dir + "cnf/default_config.toml"),
-                log_path=args.log_path)
-    ConfigReadEnv()
-    ConfigReadJson(args.config_path + "config.json")
-    ConfigReadToml(args.config_path + "config.toml")
-    ConfigReadJson(args.json_config)
-    ConfigReadToml(args.toml_config)
-    config_err = Config.get_error()
-
-    if config_err is not None:
-        logging.info(f'config_err: {config_err}')
-        return
-
-    logging.info('******')
-
-    Proxy.class_init()
-    Schedule.start()
-    ModbusTcp(loop)
-    Web(app, args.trans_path, args.rel_urls)
-
-    #
-    # Create tasks for our listening servers. These must be tasks! If we call
-    # start_server directly out of our main task, the eventloop will be blocked
-    # and we can't receive and handle the UNIX signals!
-    #
-    for inv_class, port in [(InverterG3, 5005), (InverterG3P, 10000)]:
-        logging.info(f'listen on port: {port} for inverters')
-        loop.create_task(asyncio.start_server(lambda r, w, i=inv_class:
-                                              handle_client(r, w, i),
-                                              '0.0.0.0', port))
-
-    loop.set_debug(log_level == logging.DEBUG)
     try:
-        ProxyState.set_up(True)
         logging.info("Start Quart")
-        app.run(host='0.0.0.0', port=8127, use_reloader=False, loop=loop,
-                debug=log_level == logging.DEBUG)
+        app.run(host='0.0.0.0', port=8127, use_reloader=False,
+                debug=server.log_level == logging.DEBUG)
         logging.info("Quart stopped")
 
     except KeyboardInterrupt:
@@ -228,10 +318,4 @@ def main():   # pragma: no cover
         logging.info("Quart cancelled")
 
     finally:
-        logging.debug('Close event loop')
-        loop.close()
-        logging.info(f'Finally, exit Server "{serv_name}"')
-
-
-if __name__ == "__main__":  # pragma: no cover
-    main()
+        logging.info(f'Finally, exit Server "{server.serv_name}"')

app/src/web/__init__.py

@@ -7,8 +7,6 @@ Usage:
 from quart import Quart, Blueprint
 from quart_babel import Babel
 from utils import load_modules
-from .log_handler import LogHandler
-import logging
 
 web = Blueprint('web', __name__)
 
@@ -32,8 +30,3 @@ class Web:
             locale_selector=get_locale,
             timezone_selector=get_tz,
             default_translation_directories=translation_directories)
-
-        h = LogHandler()
-        logging.getLogger().addHandler(h)
-        for name in logging.root.manager.loggerDict:
-            logging.getLogger(name).addHandler(h)

app/src/web/conn_table.py

@@ -10,39 +10,40 @@ from .log_handler import LogHandler
 def _get_device_icon(client_mode: bool):
     '''returns the icon for the device conntection'''
     if client_mode:
-        return 'fa-download fa-rotate-180'
+        return 'fa-download fa-rotate-180', 'Server Mode'
 
-    return 'fa-upload fa-rotate-180'
+    return 'fa-upload fa-rotate-180', 'Client Mode'
 
 
 def _get_cloud_icon(emu_mode: bool):
     '''returns the icon for the cloud conntection'''
     if emu_mode:
-        return 'fa-cloud-arrow-up-alt'
+        return 'fa-cloud-arrow-up-alt', 'Emu Mode'
 
-    return 'fa-cloud'
+    return 'fa-cloud', 'Proxy Mode'
 
 
 def _get_row(inv: InverterBase):
     '''build one row for the connection table'''
     client_mode = inv.client_mode
     inv_serial = inv.local.stream.inv_serial
-    icon1 = _get_device_icon(client_mode)
+    icon1, descr1 = _get_device_icon(client_mode)
     ip1, port1 = inv.addr
     icon2 = ''
+    descr2 = ''
     ip2 = '--'
     port2 = '--'
 
     if inv.remote.ifc:
         ip2, port2 = inv.remote.ifc.r_addr
-        icon2 = _get_cloud_icon(client_mode)
+        icon2, descr2 = _get_cloud_icon(client_mode)
 
     row = []
-    row.append(f'<i class="fa {icon1}"></i> {ip1}:{port1}')
-    row.append(f'<i class="fa {icon1}"></i> {ip1}')
+    row.append(f'<i class="fa {icon1}" title="{_(descr1)}"></i> {ip1}:{port1}')
+    row.append(f'<i class="fa {icon1}" title="{_(descr1)}"></i> {ip1}')
     row.append(inv_serial)
-    row.append(f'<i class="fa {icon2}"></i> {ip2}:{port2}')
-    row.append(f'<i class="fa {icon2}"></i> {ip2}')
+    row.append(f'<i class="fa {icon2}" title="{_(descr2)}"></i> {ip2}:{port2}')
+    row.append(f'<i class="fa {icon2}" title="{_(descr2)}"></i> {ip2}')
     return row
 
 

app/src/web/i18n.py

@@ -29,9 +29,9 @@ def get_tz():
 
 @web.context_processor
 def utility_processor():
-    return dict(lang=babel_get_locale(),
-                lang_str=LANGUAGES.get(str(babel_get_locale()), "English"),
-                languages=LANGUAGES)
+    return {'lang': babel_get_locale(),
+            'lang_str': LANGUAGES.get(str(babel_get_locale()), "English"),
+            'languages': LANGUAGES}
 
 
 @web.route('/language/<language>')

app/src/web/log_files.py

@@ -1,26 +1,58 @@
 from quart import render_template
-from quart_babel import format_datetime, format_decimal
+from quart_babel import format_datetime, format_decimal, _
 from quart.helpers import send_from_directory
 from werkzeug.utils import secure_filename
 from cnf.config import Config
+from datetime import datetime
+from os import DirEntry
 import os
+from dateutil import tz
 
 from . import web
 
 
-def _get_file(file):
+def _get_birth_from_log(path: str) -> None | datetime:
+    '''read timestamp from the first line of a log file'''
+    dt = None
+    try:
+        with open(path) as f:
+            first_line = f.readline()
+            first_line = first_line.lstrip("'")
+            fmt = "%Y-%m-%d %H:%M:%S" if first_line[4] == '-' \
+                else "%d-%m-%Y %H:%M:%S"
+            dt = datetime.strptime(first_line[0:19], fmt). \
+                replace(tzinfo=tz.tzlocal())
+    except Exception:
+        pass
+    return dt
+
+
+def _get_file(file: DirEntry) -> dict:
     '''build one row for the connection table'''
     entry = {}
     entry['name'] = file.name
     stat = file.stat()
     entry['size'] = format_decimal(stat.st_size)
-    entry['date'] = stat.st_mtime
-    entry['created'] = format_datetime(stat.st_ctime, format="short")
+    try:
+        dt = stat.st_birthtime
+
+    except Exception:
+        dt = _get_birth_from_log(file.path)
+
+    if dt:
+        entry['created'] = format_datetime(dt, format="short")
+
+        # sort by creating date, if available
+        entry['date'] = dt if isinstance(dt, float) else dt.timestamp()
+    else:
+        entry['created'] = _('n/a')
+        entry['date'] = stat.st_mtime
+
     entry['modified'] = format_datetime(stat.st_mtime, format="short")
     return entry
 
 
-def get_list_data():
+def get_list_data() -> list:
     '''build the connection table'''
     file_list = []
     with os.scandir(Config.get_log_path()) as it:

app/src/web/log_handler.py

@@ -22,3 +22,6 @@ class LogHandler(Handler, metaclass=Singleton):
 
     def get_buffer(self, elms=0) -> list:
         return list(self.buffer)[-elms:]
+
+    def clear(self):
+        self.buffer.clear()

app/src/web/mqtt_table.py

@@ -46,10 +46,13 @@ def get_table_data():
 @web.route('/mqtt-fetch')
 async def mqtt_fetch():
     mqtt = Mqtt(None)
-    ctime = format_datetime(dt=mqtt.ctime, format='short')
+    cdatetime = format_datetime(dt=mqtt.ctime, format='d.MM. HH:mm')
     data = {
         "update-time": format_datetime(format="medium"),
-        "mqtt-ctime": f"<h3>{ctime}</h3>",
+        "mqtt-ctime": f"""
+<h3 class="w3-hide-small w3-hide-medium">{cdatetime}</h3>
+<h4 class="w3-hide-large">{cdatetime}</h4>
+""",
         "mqtt-tx": f"<h3>{mqtt.published}</h3>",
         "mqtt-rx": f"<h3>{mqtt.received}</h3>",
     }

app/src/web/static/font-awesome/css/all.min.css

@@ -7,3 +7,4 @@
 .fa-rotate-right:before{content:"\f01e"}
 .fa-cloud-arrow-down-alt:before{content:"\f381"}
 .fa-cloud-arrow-up-alt:before{content:"\f382"}
+.fa-gear:before{content:"\f013"}

app/src/web/templates/base.html.j2

@@ -57,8 +57,13 @@
         <button href="#" class="w3-bar-item w3-button w3-padding-16 w3-hide-large w3-dark-grey w3-hover-black" onclick="w3_close()" title="close menu"><i class="fa fa-remove fa-fw"></i>  Close Menu</button>
         <a href="{{ url_for('.index')}}" class="w3-bar-item w3-button w3-padding {% block menu1_class %}{% endblock %}"><i class="fa fa-network-wired fa-fw"></i>  {{_('Connections')}}</a>
         <a href="{{ url_for('.mqtt')}}" class="w3-bar-item w3-button w3-padding {% block menu2_class %}{% endblock %}"><i class="fa fa-database fa-fw"></i>  MQTT</a>
-        <a href="{{ url_for('.notes')}}" class="w3-bar-item w3-button w3-padding {% block menu3_class %}{% endblock %}"><i class="fa fa-exclamation-triangle fa-fw"></i>  {{_('Important Messages')}}</a>
+        <a href="{{ url_for('.notes')}}" class="w3-bar-item w3-button w3-padding {% block menu3_class %}{% endblock %}"><i class="fa fa-info fa-fw"></i>  {{_('Important Messages')}}</a>
         <a href="{{ url_for('.logging')}}" class="w3-bar-item w3-button w3-padding {% block menu4_class %}{% endblock %}"><i class="fa fa-file-export fa-fw"></i>  {{_('Log Files')}}</a>
+        {% if hassio is defined %}
+        <br>
+        <a href="/hassio/addon/{{addonname}}/config" target="_top" class="w3-bar-item w3-button w3-padding"><i class="fa fa-gear fa-fw"></i>  {{_('Add-on Config')}}</a>
+        <a href="/hassio/addon/{{addonname}}/logs" target="_top" class="w3-bar-item w3-button w3-padding"><i class="fa fa-file fa-fw"></i>  {{_('Add-on Log')}}</a>
+        {% endif %}
       </div>
     </nav>
   

app/src/web/templates/page_logging.html.j2

@@ -7,9 +7,9 @@
   <div id="id01" class="w3-modal">
     <div class="w3-modal-content" style="width:600px">
       <div class="w3-container w3-padding-24">
-        <h2>{{_("Do you really want to delete the log file")}}:<br><b><span id="id03"></span></b> ?</h2>
+        <h2>{{_('Do you really want to delete the log file: <br>%(file)s ?', file='<b><span id="id03"></span></b>')}}</h2>
         <div class="w3-bar">
-          <button id="id02" class="w3-button w3-red" onclick="deleteFile(); document.getElementById('id01').style.display='none'">{{_('Delete File</button')}}>
+          <button id="id02" class="w3-button w3-red" onclick="deleteFile(); document.getElementById('id01').style.display='none'">{{_('Delete File')}}</button>
           <button class="w3-button w3-grey w3-right" onclick="document.getElementById('id01').style.display='none'">{{_('Abort')}}</button>
         </div>
       </div>

app/src/web/templates/page_mqtt.html.j2

@@ -8,7 +8,7 @@
     <div class="w3-third">
       <div class="w3-card-4">
       <div class="w3-container w3-indigo w3-padding-16">
-        <div class="w3-left"><i class="fa fa-link w3-xxxlarge"></i></div>
+        <div class="w3-left"><i class="fa fa-business-time w3-xxxlarge"></i></div>
         <div id = "mqtt-ctime" class="w3-right">
           <h3>-</h3>
         </div>
@@ -21,7 +21,7 @@
     <div class="w3-third">
       <div class="w3-card-4">
       <div class="w3-container w3-purple w3-padding-16">
-        <div class="w3-left"><i class="fa fa-server w3-xxxlarge"></i></div>
+        <div class="w3-left"><i class="fa fa-angle-double-right w3-xxxlarge"></i></div>
         <div id = "mqtt-tx" class="w3-right">
           <h3>-</h3>
         </div>
@@ -34,7 +34,7 @@
     <div class="w3-third">
       <div class="w3-card-4">
       <div class="w3-container w3-orange w3-text-white w3-padding-16">
-        <div class="w3-left"><i class="fa fa-user w3-xxxlarge"></i></div>
+        <div class="w3-left"><i class="fa fa-angle-double-left w3-xxxlarge"></i></div>
         <div id = "mqtt-rx" class="w3-right">
           <h3>-</h3>
         </div>

app/src/web/templates/page_notes.html.j2

@@ -2,7 +2,7 @@
 
 {% block title %}{{_("TSUN Proxy - Important Messages")}}{% endblock title %}
 {% block menu3_class %}w3-blue{% endblock %}
-{% block headline %}<i class="fa fa-exclamation-triangle fa-fw"></i>  {{_('Important Messages')}}{% endblock headline %}
+{% block headline %}<i class="fa fa-info fa-fw"></i>  {{_('Important Messages')}}{% endblock headline %}
 {% block content %}
   <div id="notes-list"></div>
 {% endblock content%}

app/tests/cnf/invalid_config.toml

@@ -0,0 +1 @@
+mqtt.port    = ":1883"

app/tests/conftest.py

@@ -0,0 +1,20 @@
+import pytest_asyncio
+import asyncio
+
+
+@pytest_asyncio.fixture
+async def my_loop():
+    event_loop = asyncio.get_running_loop()
+    yield event_loop                     
+
+    # Collect all tasks and cancel those that are not 'done'.  
+    tasks = asyncio.all_tasks(event_loop)
+    tasks = [t for t in tasks if not t.done()]
+    for task in tasks:
+        task.cancel()
+
+    # Wait for all tasks to complete, ignoring any CancelledErrors                                  
+    try:
+        await asyncio.wait(tasks)
+    except asyncio.exceptions.CancelledError:
+        pass

app/tests/log/test.txt

@@ -1,19 +1,19 @@
 2025-04-30 00:01:23  INFO | root | Server "proxy - unknown" will be started
-2025-04-30 00:01:23  INFO | root | current dir: /Users/sallius/tsun/tsun-gen3-proxy
-2025-04-30 00:01:23  INFO | root | config_path: ./config/
-2025-04-30 00:01:23  INFO | root | json_config: None
-2025-04-30 00:01:23  INFO | root | toml_config: None
-2025-04-30 00:01:23  INFO | root | trans_path:  ../translations/
-2025-04-30 00:01:23  INFO | root | rel_urls:    False
-2025-04-30 00:01:23  INFO | root | log_path:    ./log/
-2025-04-30 00:01:23  INFO | root | log_backups: unlimited
-2025-04-30 00:01:23  INFO | root | LOG_LVL    : None
-2025-04-30 00:01:23  INFO | root | ******
-2025-04-30 00:01:23  INFO | root | Read from /Users/sallius/tsun/tsun-gen3-proxy/app/src/cnf/default_config.toml => ok
-2025-04-30 00:01:23  INFO | root | Read from environment => ok
-2025-04-30 00:01:23  INFO | root | Read from ./config/config.json => n/a
-2025-04-30 00:01:23  INFO | root | Read from ./config/config.toml => n/a
-2025-04-30 00:01:23  INFO | root | ******
-2025-04-30 00:01:23  INFO | root | listen on port: 5005 for inverters
-2025-04-30 00:01:23  INFO | root | listen on port: 10000 for inverters
-2025-04-30 00:01:23  INFO | root | Start Quart
+2025-04-30 00:01:24  INFO | root | current dir: /Users/sallius/tsun/tsun-gen3-proxy
+2025-04-30 00:01:25  INFO | root | config_path: ./config/
+2025-04-30 00:01:26  INFO | root | json_config: None
+2025-04-30 00:01:27  INFO | root | toml_config: None
+2025-04-30 00:01:28  INFO | root | trans_path:  ../translations/
+2025-04-30 00:01:29  INFO | root | rel_urls:    False
+2025-04-30 00:01:30  INFO | root | log_path:    ./log/
+2025-04-30 00:01:31  INFO | root | log_backups: unlimited
+2025-04-30 00:01:32  INFO | root | LOG_LVL    : None
+2025-04-30 00:01:33  INFO | root | ******
+2025-04-30 00:01:34  INFO | root | Read from /Users/sallius/tsun/tsun-gen3-proxy/app/src/cnf/default_config.toml => ok
+2025-04-30 00:01:35  INFO | root | Read from environment => ok
+2025-04-30 00:01:36  INFO | root | Read from ./config/config.json => n/a
+2025-04-30 00:01:37  INFO | root | Read from ./config/config.toml => n/a
+2025-04-30 00:01:38  INFO | root | ******
+2025-04-30 00:01:39  INFO | root | listen on port: 5005 for inverters
+2025-04-30 00:01:40  INFO | root | listen on port: 10000 for inverters
+2025-04-30 00:01:41  INFO | root | Start Quart

app/tests/test_async_stream.py

@@ -82,7 +82,7 @@ def spy_inc_cnt():
         yield infos
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_close_cb():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -122,7 +122,7 @@ async def test_close_cb():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_read():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -161,7 +161,7 @@ async def test_read():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_write():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -204,7 +204,7 @@ async def test_write():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_publ_mqtt_cb():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -235,7 +235,7 @@ async def test_publ_mqtt_cb():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_create_remote_cb():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -268,7 +268,7 @@ async def test_create_remote_cb():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_sw_exception():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -300,7 +300,7 @@ async def test_sw_exception():
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_os_error():
     assert asyncio.get_running_loop()
     reader = FakeReader()
@@ -371,7 +371,7 @@ def create_remote(remote, test_type, with_close_hdr:bool = False):
     remote.ifc.prot_set_init_new_client_conn_cb(callback)
     remote.stream = FakeProto(remote.ifc, False)
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -393,7 +393,7 @@ async def test_forward():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_with_conn():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -411,7 +411,7 @@ async def test_forward_with_conn():
     assert cnt == 0
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_no_conn():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -428,7 +428,7 @@ async def test_forward_no_conn():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_sw_except():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -446,7 +446,7 @@ async def test_forward_sw_except():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_os_error():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -464,7 +464,7 @@ async def test_forward_os_error():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_os_error2():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -482,7 +482,7 @@ async def test_forward_os_error2():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_os_error3():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -500,7 +500,7 @@ async def test_forward_os_error3():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_runtime_error():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -518,7 +518,7 @@ async def test_forward_runtime_error():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_runtime_error2():
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -536,7 +536,7 @@ async def test_forward_runtime_error2():
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_runtime_error3(spy_inc_cnt):
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -558,7 +558,7 @@ async def test_forward_runtime_error3(spy_inc_cnt):
     assert cnt == 1
     del ifc
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_resp(spy_inc_cnt):
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)
@@ -581,7 +581,7 @@ async def test_forward_resp(spy_inc_cnt):
     del ifc
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_forward_resp2(spy_inc_cnt):
     assert asyncio.get_running_loop()
     remote = StreamPtr(None)

app/tests/test_infos.py

@@ -17,13 +17,13 @@ def test_statistic_counter():
     assert val == None or val == 0
 
     i.static_init()                # initialize counter
-    assert json.dumps(i.stat) == json.dumps({"proxy": {"Inverter_Cnt": 0, "Cloud_Conn_Cnt": 0, "Unknown_SNR": 0, "Unknown_Msg": 0, "Invalid_Data_Type": 0, "Internal_Error": 0,"Unknown_Ctrl": 0, "OTA_Start_Msg": 0, "SW_Exception": 0, "Invalid_Msg_Format": 0, "AT_Command": 0, "AT_Command_Blocked": 0, "Modbus_Command": 0}})
+    assert json.dumps(i.stat) == json.dumps({"proxy": {"Inverter_Cnt": 0, "Cloud_Conn_Cnt": 0, "Unknown_SNR": 0, "Unknown_Msg": 0, "Invalid_Data_Type": 0, "Internal_Error": 0,"Unknown_Ctrl": 0, "OTA_Start_Msg": 0, "SW_Exception": 0, "Invalid_Msg_Format": 0, "AT_Command": 0, "AT_Command_Blocked": 0, "DCU_Command": 0, "Modbus_Command": 0}})
                                             
     val = i.dev_value(Register.INVERTER_CNT)  # valid and initiliazed addr
     assert val == 0
 
     i.inc_counter('Inverter_Cnt')
-    assert json.dumps(i.stat) == json.dumps({"proxy": {"Inverter_Cnt": 1, "Cloud_Conn_Cnt": 0, "Unknown_SNR": 0, "Unknown_Msg": 0, "Invalid_Data_Type": 0, "Internal_Error": 0,"Unknown_Ctrl": 0, "OTA_Start_Msg": 0, "SW_Exception": 0, "Invalid_Msg_Format": 0, "AT_Command": 0, "AT_Command_Blocked": 0, "Modbus_Command": 0}})
+    assert json.dumps(i.stat) == json.dumps({"proxy": {"Inverter_Cnt": 1, "Cloud_Conn_Cnt": 0, "Unknown_SNR": 0, "Unknown_Msg": 0, "Invalid_Data_Type": 0, "Internal_Error": 0,"Unknown_Ctrl": 0, "OTA_Start_Msg": 0, "SW_Exception": 0, "Invalid_Msg_Format": 0, "AT_Command": 0, "AT_Command_Blocked": 0, "DCU_Command": 0, "Modbus_Command": 0}})
     val = i.dev_value(Register.INVERTER_CNT)
     assert val == 1
 

app/tests/test_infos_g3p.py

@@ -109,7 +109,7 @@ def test_default_db():
     i = InfosG3P(client_mode=False)
     
     assert json.dumps(i.db) == json.dumps({
-        "inverter": {"Manufacturer": "TSUN", "Equipment_Model": "TSOL-MSxx00", "No_Inputs": 4}, 
+        "inverter": {"Manufacturer": "TSUN", "Equipment_Model": "TSOL-MSxx00", "No_Inputs": 2}, 
         "collector": {"Chip_Type": "IGEN TECH"},
         })
 
@@ -271,7 +271,7 @@ def test_build_ha_conf1():
         elif id == 'inv_count_456':
             assert False
 
-    assert tests==7
+    assert tests==5
 
 def test_build_ha_conf2():
     i = InfosG3P(client_mode=False)
@@ -346,7 +346,7 @@ def test_build_ha_conf3():
         elif id == 'inv_count_456':
             assert False
 
-    assert tests==7
+    assert tests==5
 
 def test_build_ha_conf4():
     i = InfosG3P(client_mode=True)

app/tests/test_inverter_base.py

@@ -113,7 +113,9 @@ def patch_unhealthy_remote():
     with patch.object(AsyncStreamClient, 'healthy', new_healthy) as conn:
         yield conn
 
-def test_inverter_iter():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_inverter_iter(my_loop):
+    _ = my_loop
     InverterBase._registry.clear()
     cnt = 0
     reader = FakeReader()
@@ -215,8 +217,9 @@ def test_unhealthy_remote(patch_unhealthy_remote):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_conn(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn(my_loop, config_conn, patch_open_connection):
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -241,9 +244,10 @@ async def test_remote_conn(config_conn, patch_open_connection):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_conn_to_private(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn_to_private(my_loop, config_conn, patch_open_connection):
     '''check DNS resolving of the TSUN FQDN to a local address'''
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -279,9 +283,10 @@ async def test_remote_conn_to_private(config_conn, patch_open_connection):
     assert cnt == 0
 
 
-@pytest.mark.asyncio
-async def test_remote_conn_to_loopback(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn_to_loopback(my_loop, config_conn, patch_open_connection):
     '''check DNS resolving of the TSUN FQDN to the loopback address'''
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -316,9 +321,10 @@ async def test_remote_conn_to_loopback(config_conn, patch_open_connection):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_conn_to_none(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn_to_none(my_loop, config_conn, patch_open_connection):
     '''check if get_extra_info() return None in case of an error'''
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -353,8 +359,9 @@ async def test_remote_conn_to_none(config_conn, patch_open_connection):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_unhealthy_remote(config_conn, patch_open_connection, patch_unhealthy_remote):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_unhealthy_remote(my_loop, config_conn, patch_open_connection, patch_unhealthy_remote):
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
     _ = patch_unhealthy_remote
@@ -390,11 +397,11 @@ async def test_unhealthy_remote(config_conn, patch_open_connection, patch_unheal
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_disc(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_disc(my_loop, config_conn, patch_open_connection):
+    _ = my_loop
     _ = config_conn
     _ = patch_open_connection
-    assert asyncio.get_running_loop()
     reader = FakeReader()
     writer =  FakeWriter()
 

app/tests/test_inverter_g3.py

@@ -99,7 +99,8 @@ def patch_healthy():
     with patch.object(AsyncStream, 'healthy') as conn:
         yield conn
 
-def test_method_calls(patch_healthy):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_method_calls(my_loop, patch_healthy):
     spy = patch_healthy
     reader = FakeReader()
     writer =  FakeWriter()
@@ -118,8 +119,8 @@ def test_method_calls(patch_healthy):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_conn(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -136,8 +137,8 @@ async def test_remote_conn(config_conn, patch_open_connection):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_remote_except(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_except(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -163,8 +164,8 @@ async def test_remote_except(config_conn, patch_open_connection):
         cnt += 1
     assert cnt == 0
 
-@pytest.mark.asyncio
-async def test_mqtt_publish(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_publish(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -190,8 +191,8 @@ async def test_mqtt_publish(config_conn, patch_open_connection):
         await inverter.async_publ_mqtt()
         assert Infos.new_stat_data['proxy'] == False
 
-@pytest.mark.asyncio
-async def test_mqtt_err(config_conn, patch_open_connection, patch_mqtt_err):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_err(my_loop, config_conn, patch_open_connection, patch_mqtt_err):
     _ = config_conn
     _ = patch_open_connection
     _ = patch_mqtt_err
@@ -207,8 +208,8 @@ async def test_mqtt_err(config_conn, patch_open_connection, patch_mqtt_err):
         await inverter.async_publ_mqtt()
         assert stream.new_data['inverter'] == True
 
-@pytest.mark.asyncio
-async def test_mqtt_except(config_conn, patch_open_connection, patch_mqtt_except):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_except(my_loop, config_conn, patch_open_connection, patch_mqtt_except):
     _ = config_conn
     _ = patch_open_connection
     _ = patch_mqtt_except

app/tests/test_inverter_g3p.py

@@ -94,7 +94,8 @@ def patch_open_connection():
     with patch.object(asyncio, 'open_connection', new_open) as conn:
         yield conn
 
-def test_method_calls(config_conn):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_method_calls(my_loop, config_conn):
     _ = config_conn
     reader = FakeReader()
     writer =  FakeWriter()
@@ -104,8 +105,8 @@ def test_method_calls(config_conn):
         assert inverter.local.stream
         assert inverter.local.ifc
 
-@pytest.mark.asyncio
-async def test_remote_conn(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_conn(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -115,8 +116,8 @@ async def test_remote_conn(config_conn, patch_open_connection):
         await asyncio.sleep(0)
         assert inverter.remote.stream
 
-@pytest.mark.asyncio
-async def test_remote_except(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_remote_except(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -137,8 +138,8 @@ async def test_remote_except(config_conn, patch_open_connection):
     test = MockType.RD_TEST_0_BYTES
 
 
-@pytest.mark.asyncio
-async def test_mqtt_publish(config_conn, patch_open_connection):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_publish(my_loop, config_conn, patch_open_connection):
     _ = config_conn
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -164,8 +165,8 @@ async def test_mqtt_publish(config_conn, patch_open_connection):
         await inverter.async_publ_mqtt()
         assert Infos.new_stat_data['proxy'] == False
 
-@pytest.mark.asyncio
-async def test_mqtt_err(config_conn, patch_open_connection, patch_mqtt_err):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_err(my_loop, config_conn, patch_open_connection, patch_mqtt_err):
     _ = config_conn
     _ = patch_open_connection
     _ = patch_mqtt_err
@@ -181,8 +182,8 @@ async def test_mqtt_err(config_conn, patch_open_connection, patch_mqtt_err):
         await inverter.async_publ_mqtt()
         assert stream.new_data['inverter'] == True
 
-@pytest.mark.asyncio
-async def test_mqtt_except(config_conn, patch_open_connection, patch_mqtt_except):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_except(my_loop, config_conn, patch_open_connection, patch_mqtt_except):
     _ = config_conn
     _ = patch_open_connection
     _ = patch_mqtt_except

app/tests/test_modbus.py

@@ -19,7 +19,8 @@ class ModbusTestHelper(Modbus):
     def resp_handler(self):
         self.recv_responses += 1
 
-def test_modbus_crc():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_modbus_crc():
     '''Check CRC-16 calculation'''
     mb = Modbus(None)
     assert 0x0b02 == mb._Modbus__calc_crc(b'\x01\x06\x20\x08\x00\x04')
@@ -37,7 +38,8 @@ def test_modbus_crc():
     msg += b'\x00\x00\x00\x00\x00\x00\x00\xe6\xef'
     assert 0 == mb._Modbus__calc_crc(msg)
 
-def test_build_modbus_pdu():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modbus_pdu():
     '''Check building and sending a MODBUS RTU'''
     mb = ModbusTestHelper()
     mb.build_msg(1,6,0x2000,0x12)
@@ -49,7 +51,8 @@ def test_build_modbus_pdu():
     assert mb.last_len == 18
     assert mb.err == 0
 
-def test_recv_req():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_req():
     '''Receive a valid request, which must transmitted'''
     mb = ModbusTestHelper()
     assert mb.recv_req(b'\x01\x06\x20\x00\x00\x12\x02\x07')
@@ -58,7 +61,8 @@ def test_recv_req():
     assert mb.last_len == 0x12
     assert mb.err == 0
 
-def test_recv_req_crc_err():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_req_crc_err():
     '''Receive a request with invalid CRC, which must be dropped'''
     mb = ModbusTestHelper()
     assert not mb.recv_req(b'\x01\x06\x20\x00\x00\x12\x02\x08')
@@ -68,7 +72,8 @@ def test_recv_req_crc_err():
     assert mb.last_len == 0
     assert mb.err == 1
 
-def test_recv_resp_crc_err():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_resp_crc_err():
     '''Receive a response with invalid CRC, which must be dropped'''
     mb = ModbusTestHelper()
     # simulate a transmitted request
@@ -89,7 +94,8 @@ def test_recv_resp_crc_err():
     mb._Modbus__stop_timer()
     assert not mb.req_pend
 
-def test_recv_resp_invalid_addr():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_resp_invalid_addr():
     '''Receive a response with wrong server addr, which must be dropped'''
     mb = ModbusTestHelper()
     mb.req_pend = True
@@ -113,7 +119,8 @@ def test_recv_resp_invalid_addr():
     mb._Modbus__stop_timer()
     assert not mb.req_pend
 
-def test_recv_recv_fcode():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_recv_fcode():
     '''Receive a response with wrong function code, which must be dropped'''
     mb = ModbusTestHelper()
     mb.build_msg(1,4,0x300e,2)
@@ -135,7 +142,8 @@ def test_recv_recv_fcode():
     mb._Modbus__stop_timer()
     assert not mb.req_pend
 
-def test_recv_resp_len():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_resp_len():
     '''Receive a response with wrong data length, which must be dropped'''
     mb = ModbusTestHelper()
     mb.build_msg(1,3,0x300e,3)
@@ -158,7 +166,8 @@ def test_recv_resp_len():
     mb._Modbus__stop_timer()
     assert not mb.req_pend
 
-def test_recv_unexpect_resp():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_unexpect_resp():
     '''Receive a response when we havb't sent a request'''
     mb = ModbusTestHelper()
     assert not mb.req_pend
@@ -174,7 +183,8 @@ def test_recv_unexpect_resp():
     assert mb.req_pend == False
     assert mb.que.qsize() == 0
 
-def test_parse_resp():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_parse_resp():
     '''Receive matching response and parse the values'''
     mb = ModbusTestHelper()
     mb.build_msg(1,3,0x3007,6)
@@ -200,7 +210,8 @@ def test_parse_resp():
     assert mb.que.qsize() == 0
     assert not mb.req_pend
 
-def test_queue():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_queue():
     mb = ModbusTestHelper()
     mb.build_msg(1,3,0x3022,4)
     assert mb.que.qsize() == 0
@@ -218,7 +229,8 @@ def test_queue():
     mb._Modbus__stop_timer()
     assert not mb.req_pend
 
-def test_queue2():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_queue2():
     '''Check queue handling for build_msg() calls'''
     mb = ModbusTestHelper()
     mb.build_msg(1,3,0x3007,6)
@@ -267,7 +279,8 @@ def test_queue2():
     assert mb.que.qsize() == 0
     assert not mb.req_pend
 
-def test_queue3():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_queue3():
     '''Check queue handling for recv_req() calls'''
     mb = ModbusTestHelper()
     assert mb.recv_req(b'\x01\x03\x30\x07\x00\x06{\t', mb.resp_handler)
@@ -323,8 +336,8 @@ def test_queue3():
     assert mb.que.qsize() == 0
     assert not mb.req_pend
 
-@pytest.mark.asyncio
-async def test_timeout():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_timeout(my_loop):
     '''Test MODBUS response timeout and RTU retransmitting'''
     assert asyncio.get_running_loop()
     mb = ModbusTestHelper()
@@ -371,7 +384,8 @@ async def test_timeout():
     assert mb.retry_cnt == 0
     assert mb.send_calls == 4
 
-def test_recv_unknown_data():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_recv_unknown_data():
     '''Receive a response with an unknwon register'''
     mb = ModbusTestHelper()
     assert 0x9000 not in mb.mb_reg_mapping
@@ -390,7 +404,8 @@ def test_recv_unknown_data():
 
     del mb.mb_reg_mapping[0x9000]
 
-def test_close():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_close():
     '''Check queue handling for build_msg() calls'''
     mb = ModbusTestHelper()
     mb.build_msg(1,3,0x3007,6)

app/tests/test_modbus_tcp.py

@@ -189,7 +189,7 @@ def patch_mqtt_except():
     with patch.object(Mqtt, 'publish', new_publish) as conn:
         yield conn
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_conn(config_conn, patch_open):
     _ = config_conn
     _ = patch_open
@@ -209,7 +209,7 @@ async def test_modbus_conn(config_conn, patch_open):
 
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_no_cnf():
     _ = config_conn
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
@@ -217,7 +217,7 @@ async def test_modbus_no_cnf():
     ModbusTcp(loop)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_timeout(config_conn, patch_open_timeout):
     _ = config_conn
     _ = patch_open_timeout
@@ -235,7 +235,7 @@ async def test_modbus_timeout(config_conn, patch_open_timeout):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_value_err(config_conn, patch_open_value_error):
     _ = config_conn
     _ = patch_open_value_error
@@ -253,7 +253,7 @@ async def test_modbus_value_err(config_conn, patch_open_value_error):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_conn_abort(config_conn, patch_open_conn_abort):
     _ = config_conn
     _ = patch_open_conn_abort
@@ -271,7 +271,7 @@ async def test_modbus_conn_abort(config_conn, patch_open_conn_abort):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_cnf2(config_conn, patch_no_mqtt, patch_open):
     _ = config_conn
     _ = patch_open
@@ -295,7 +295,7 @@ async def test_modbus_cnf2(config_conn, patch_no_mqtt, patch_open):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_cnf3(config_conn, patch_no_mqtt, patch_open):
     _ = config_conn
     _ = patch_open
@@ -326,7 +326,7 @@ async def test_modbus_cnf3(config_conn, patch_no_mqtt, patch_open):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_err(config_conn, patch_mqtt_err, patch_open):
     _ = config_conn
     _ = patch_open
@@ -357,7 +357,7 @@ async def test_mqtt_err(config_conn, patch_mqtt_err, patch_open):
     await asyncio.sleep(0.01)
     assert Infos.stat['proxy']['Inverter_Cnt'] == 0
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_except(config_conn, patch_mqtt_except, patch_open):
     _ = config_conn
     _ = patch_open

app/tests/test_mqtt.py

@@ -3,8 +3,10 @@ import pytest
 import asyncio
 import aiomqtt
 import logging
-
+from aiomqtt import MqttError, MessagesIterator
+from aiomqtt import Message as AiomqttMessage
 from mock import patch, Mock
+
 from async_stream import AsyncIfcImpl
 from singleton import Singleton
 from mqtt import Mqtt
@@ -17,7 +19,7 @@ NO_MOSQUITTO_TEST = False
 
 pytest_plugins = ('pytest_asyncio',)
 
-@pytest.fixture(scope="module", autouse=True)
+@pytest.fixture(scope="function", autouse=True)
 def module_init():
     Singleton._instances.clear()
     yield
@@ -33,6 +35,26 @@ def test_hostname():
     # else:
         return 'test.mosquitto.org'
 
+@pytest.fixture(scope="function")
+def aiomqtt_mock(monkeypatch):
+    recv_que = asyncio.Queue()
+        
+    async def my_aenter(self):
+        return self
+    async def my_subscribe(self, *arg):
+        return
+    async def my_anext(self):
+        return await recv_que.get()
+    async def my_receive(self, topic: str, payload: bytes):
+        msg = AiomqttMessage(topic, payload,qos=0, retain=False, mid=0, properties=None)
+        await recv_que.put(msg)
+        await asyncio.sleep(0)  # dispath the msg
+
+    monkeypatch.setattr(aiomqtt.Client, "__aenter__", my_aenter)
+    monkeypatch.setattr(aiomqtt.Client, "subscribe", my_subscribe)
+    monkeypatch.setattr(MessagesIterator, "__anext__", my_anext)
+    monkeypatch.setattr(Mqtt, "receive", my_receive, False)
+
 @pytest.fixture
 def config_mqtt_conn(test_hostname, test_port):
     Config.act_config = {'mqtt':{'host': test_hostname, 'port': test_port, 'user': '', 'passwd': ''},
@@ -44,6 +66,14 @@ def config_no_conn(test_port):
     Config.act_config = {'mqtt':{'host': "", 'port': test_port, 'user': '', 'passwd': ''},
                          'ha':{'auto_conf_prefix': 'homeassistant','discovery_prefix': 'homeassistant', 'entity_prefix': 'tsun'}
                         }
+    Config.def_config = {}
+
+@pytest.fixture
+def config_def_conn(test_port):
+    Config.act_config = {'mqtt':{'host': "unknown_url", 'port': test_port, 'user': '', 'passwd': ''},
+                         'ha':{'auto_conf_prefix': 'homeassistant','discovery_prefix': 'homeassistant', 'entity_prefix': 'tsun'}
+                        }
+    Config.def_config = Config.act_config
 
 @pytest.fixture
 def spy_at_cmd():
@@ -69,6 +99,14 @@ def spy_modbus_cmd_client():
         yield wrapped_conn
     conn.close()
 
+@pytest.fixture
+def spy_dcu_cmd():
+    conn = SolarmanV5(None, ('test.local', 1234), server_side=True, client_mode= False, ifc=AsyncIfcImpl())
+    conn.node_id = 'inv_3/'
+    with patch.object(conn, 'send_dcu_cmd', wraps=conn.send_dcu_cmd) as wrapped_conn:
+        yield wrapped_conn
+    conn.close()
+
 def test_native_client(test_hostname, test_port):
     """Sanity check: Make sure the paho-mqtt client can connect to the test
     MQTT server. Otherwise the test set NO_MOSQUITTO_TEST to True and disable
@@ -94,7 +132,7 @@ def test_native_client(test_hostname, test_port):
     finally:
         c.loop_stop()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_connection(config_mqtt_conn):
     if NO_MOSQUITTO_TEST:
         pytest.skip('skipping, since Mosquitto is not reliable at the moment')
@@ -119,7 +157,7 @@ async def test_mqtt_connection(config_mqtt_conn):
         await m.close()
         await m.publish('homeassistant/status', 'online')
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_ha_reconnect(config_mqtt_conn):
     if NO_MOSQUITTO_TEST:
         pytest.skip('skipping, since Mosquitto is not reliable at the moment')
@@ -143,14 +181,18 @@ async def test_ha_reconnect(config_mqtt_conn):
         assert m.received == 2
         await m.close()
 
-@pytest.mark.asyncio
-async def test_mqtt_no_config(config_no_conn):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_no_config(config_no_conn, monkeypatch):
     _ = config_no_conn
     assert asyncio.get_running_loop()
 
     on_connect =  asyncio.Event()
     async def cb():
         on_connect.set()
+    async def my_publish(*args):
+        return
+
+    monkeypatch.setattr(aiomqtt.Client, "publish", my_publish)
 
     try:
         m = Mqtt(cb)
@@ -159,78 +201,197 @@ async def test_mqtt_no_config(config_no_conn):
         assert not on_connect.is_set()
         try:
             await m.publish('homeassistant/status', 'online')
-            assert False
+            assert m.published == 1
         except Exception:
-            pass          
+            assert False          
     except TimeoutError:
         assert False
     finally:
         await m.close()
 
-@pytest.mark.asyncio
-async def test_msg_dispatch(config_mqtt_conn, spy_modbus_cmd):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_except_no_config(config_no_conn, monkeypatch, caplog):
+    _ = config_no_conn
+
+    assert asyncio.get_running_loop()
+
+    async def my_aenter(self):
+        raise MqttError('TestException') from None
+    
+    monkeypatch.setattr(aiomqtt.Client, "__aenter__", my_aenter)
+
+    LOGGER = logging.getLogger("mqtt")
+    LOGGER.propagate = True
+    LOGGER.setLevel(logging.INFO)
+
+    with caplog.at_level(logging.INFO):
+        m = Mqtt(None)
+        assert m.task
+        await asyncio.sleep(0)
+        try:
+            await m.publish('homeassistant/status', 'online')
+            assert False
+        except MqttError:
+            pass
+        except Exception:
+            assert False          
+        finally:
+            await m.close()
+    assert 'Connection lost; Reconnecting in 5 seconds' in caplog.text
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_except_def_config(config_def_conn, monkeypatch, caplog):
+    _ = config_def_conn
+
+    assert asyncio.get_running_loop()
+
+    on_connect =  asyncio.Event()
+    async def cb():
+        on_connect.set()
+
+    async def my_aenter(self):
+        raise MqttError('TestException') from None
+    
+    monkeypatch.setattr(aiomqtt.Client, "__aenter__", my_aenter)
+
+    LOGGER = logging.getLogger("mqtt")
+    LOGGER.propagate = True
+    LOGGER.setLevel(logging.INFO)
+
+    with caplog.at_level(logging.INFO):
+        m = Mqtt(cb)
+        assert m.task
+        await asyncio.sleep(0)
+        assert not on_connect.is_set()
+        try:
+            await m.publish('homeassistant/status', 'online')
+            assert False
+        except MqttError:
+            pass
+        except Exception:
+            assert False          
+        finally:
+            await m.close()
+    assert 'MQTT is unconfigured; Check your config.toml!' in caplog.text
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_dispatch(config_mqtt_conn, aiomqtt_mock, spy_modbus_cmd):
     _ = config_mqtt_conn
+    _ = aiomqtt_mock
     spy = spy_modbus_cmd
     try:
         m = Mqtt(None)
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/rated_load', payload= b'2', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
-        spy.assert_awaited_once_with(Modbus.WRITE_SINGLE_REG, 0x2008, 2, logging.INFO)
+        assert m.ha_restarts == 0
+        await m.receive('homeassistant/status', b'online')  # send the message
+        assert m.ha_restarts == 1
+
+        await m.receive(topic= 'tsun/inv_1/rated_load', payload= b'2')
+        spy.assert_called_once_with(Modbus.WRITE_SINGLE_REG, 0x2008, 2, logging.INFO)
+
+        spy.reset_mock()
+        await m.receive(topic= 'tsun/inv_1/out_coeff', payload= b'100')
+        spy.assert_called_once_with(Modbus.WRITE_SINGLE_REG, 0x202c, 1024, logging.INFO)
         
         spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/out_coeff', payload= b'100', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
-        spy.assert_awaited_once_with(Modbus.WRITE_SINGLE_REG, 0x202c, 1024, logging.INFO)
-        
-        spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/out_coeff', payload= b'50', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
-        spy.assert_awaited_once_with(Modbus.WRITE_SINGLE_REG, 0x202c, 512, logging.INFO)
+        await m.receive(topic= 'tsun/inv_1/out_coeff', payload= b'50')
+        spy.assert_called_once_with(Modbus.WRITE_SINGLE_REG, 0x202c, 512, logging.INFO)
     
         spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/modbus_read_regs', payload= b'0x3000, 10', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
-        spy.assert_awaited_once_with(Modbus.READ_REGS, 0x3000, 10, logging.INFO)
+        await m.receive(topic= 'tsun/inv_1/modbus_read_regs', payload= b'0x3000, 10')
+        spy.assert_called_once_with(Modbus.READ_REGS, 0x3000, 10, logging.INFO)
 
         spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/modbus_read_inputs', payload= b'0x3000, 10', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
-        spy.assert_awaited_once_with(Modbus.READ_INPUTS, 0x3000, 10, logging.INFO)
+        await m.receive(topic= 'tsun/inv_1/modbus_read_inputs', payload= b'0x3000, 10')
+        spy.assert_called_once_with(Modbus.READ_INPUTS, 0x3000, 10, logging.INFO)
 
+        # test dispatching with empty mapping table
+        m.topic_defs.clear()
+        spy.reset_mock()
+        await m.receive(topic= 'tsun/inv_1/modbus_read_inputs', payload= b'0x3000, 10')
+        spy.assert_not_called()
+
+        # test dispatching with incomplete mapping table - invalid fnc defined
+        m.topic_defs.append(
+            {'prefix': 'entity_prefix', 'topic': '/+/modbus_read_inputs',
+             'full_topic': 'tsun/+/modbus_read_inputs', 'fnc': 'addr'}
+        )
+        spy.reset_mock()
+        await m.receive(topic= 'tsun/inv_1/modbus_read_inputs', payload= b'0x3000, 10')
+        spy.assert_not_called()
+
+    except MqttError:
+        assert False
+    except Exception:
+        assert False          
     finally:
         await m.close()
 
-@pytest.mark.asyncio
-async def test_msg_dispatch_err(config_mqtt_conn, spy_modbus_cmd):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_dispatch_cb(config_mqtt_conn, aiomqtt_mock):
     _ = config_mqtt_conn
+    _ = aiomqtt_mock
+
+    on_connect =  asyncio.Event()
+    async def cb():
+        on_connect.set()
+    try:
+        m = Mqtt(cb)
+        assert m.ha_restarts == 0
+        await m.receive('homeassistant/status', b'online')  # send the message
+        assert on_connect.is_set()
+        assert m.ha_restarts == 1
+
+    except MqttError:
+        assert False
+    except Exception:
+        assert False          
+    finally:
+        await m.close()
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_mqtt_dispatch_err(config_mqtt_conn, aiomqtt_mock, spy_modbus_cmd, caplog):
+    _ = config_mqtt_conn
+    _ = aiomqtt_mock
     spy = spy_modbus_cmd
+
+    LOGGER = logging.getLogger("mqtt")
+    LOGGER.propagate = True
+    LOGGER.setLevel(logging.INFO)
+
     try:
         m = Mqtt(None)
+
         # test out of range param
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/out_coeff', payload= b'-1', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
+        await m.receive(topic= 'tsun/inv_1/out_coeff', payload= b'-1')
         spy.assert_not_called()
 
         # test unknown node_id
-        spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_2/out_coeff', payload= b'2', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
+        await m.receive(topic= 'tsun/inv_2/out_coeff', payload= b'2')
         spy.assert_not_called()
 
         # test invalid fload param
-        spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/out_coeff', payload= b'2, 3', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
+        await m.receive(topic= 'tsun/inv_1/out_coeff', payload= b'2, 3')
+        spy.assert_not_called()
+    
+        await m.receive(topic= 'tsun/inv_1/modbus_read_regs', payload= b'0x3000, 10, 7')
         spy.assert_not_called()
 
-        spy.reset_mock()
-        msg = aiomqtt.Message(topic= 'tsun/inv_1/modbus_read_regs', payload= b'0x3000, 10, 7', qos= 0, retain = False, mid= 0, properties= None)
-        await m.dispatch_msg(msg)
+        await m.receive(topic= 'tsun/inv_1/dcu_power', payload= b'100W')
         spy.assert_not_called()
+
+        with caplog.at_level(logging.INFO):
+            msg = aiomqtt.Message(topic= 'tsun/inv_1/out_coeff', payload= b'2', qos= 0, retain = False, mid= 0, properties= None)
+            for _ in m.each_inverter(msg, "addr"):
+                pass  # do nothing here
+        assert 'Cmd not supported by: inv_1/' in caplog.text
+    except MqttError:
+        assert False
+    except Exception:
+        assert False          
     finally:
         await m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_msg_ignore_client_conn(config_mqtt_conn, spy_modbus_cmd_client):
     '''don't call function if connnection is not in server mode'''
     _ = config_mqtt_conn
@@ -243,7 +404,7 @@ async def test_msg_ignore_client_conn(config_mqtt_conn, spy_modbus_cmd_client):
     finally:
         await m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_ignore_unknown_func(config_mqtt_conn):
     '''don't dispatch for unknwon function names'''
     _ = config_mqtt_conn
@@ -255,7 +416,7 @@ async def test_ignore_unknown_func(config_mqtt_conn):
     finally:
         await m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_at_cmd_dispatch(config_mqtt_conn, spy_at_cmd):
     _ = config_mqtt_conn
     spy = spy_at_cmd
@@ -267,3 +428,31 @@ async def test_at_cmd_dispatch(config_mqtt_conn, spy_at_cmd):
         
     finally:
         await m.close()
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_dcu_dispatch(config_mqtt_conn, spy_dcu_cmd):
+    _ = config_mqtt_conn
+    spy = spy_dcu_cmd
+    try:
+        m = Mqtt(None)
+        msg = aiomqtt.Message(topic= 'tsun/inv_3/dcu_power', payload= b'100.0', qos= 0, retain = False, mid= 0, properties= None)
+        await m.dispatch_msg(msg)
+        spy.assert_called_once_with(b'\x01\x01\x06\x01\x00\x01\x03\xe8')
+    finally:
+        await m.close()
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_dcu_inv_value(config_mqtt_conn, spy_dcu_cmd):
+    _ = config_mqtt_conn
+    spy = spy_dcu_cmd
+    try:
+        m = Mqtt(None)
+        msg = aiomqtt.Message(topic= 'tsun/inv_3/dcu_power', payload= b'99.9', qos= 0, retain = False, mid= 0, properties= None)
+        await m.dispatch_msg(msg)
+        spy.assert_not_called()
+
+        msg = aiomqtt.Message(topic= 'tsun/inv_3/dcu_power', payload= b'800.1', qos= 0, retain = False, mid= 0, properties= None)
+        await m.dispatch_msg(msg)
+        spy.assert_not_called()
+    finally:
+        await m.close()

app/tests/test_proxy.py

@@ -59,7 +59,7 @@ def config_conn(test_hostname, test_port):
                         }
     }
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_inverter_cb(config_conn):
     _ = config_conn
 
@@ -72,7 +72,7 @@ async def test_inverter_cb(config_conn):
         await Proxy._cb_mqtt_is_up()
         spy.assert_called_once()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_is_up(config_conn):
     _ = config_conn
 
@@ -81,7 +81,7 @@ async def test_mqtt_is_up(config_conn):
         await Proxy._cb_mqtt_is_up()
         spy.assert_called()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_proxy_statt_invalid(config_conn):
     _ = config_conn
 

app/tests/test_server.py

@@ -3,66 +3,288 @@ import pytest
 import logging
 import os
 from mock import patch
-from server import get_log_level, app, ProxyState
+from server import app, Server, ProxyState, HypercornLogHndl
+from inverter_base import InverterBase
+from gen3.talent import Talent
+
+from test_inverter_base import FakeReader, FakeWriter
 
 pytest_plugins = ('pytest_asyncio',)
 
-def test_get_log_level():
 
-    with patch.dict(os.environ, {}):
-        log_lvl = get_log_level()
-        assert log_lvl == None
+class TestServerClass:
+    class FakeServer(Server):
+        def __init__(self):
+            pass  # don't call the suoer(.__init__ for unit tests
 
-    with patch.dict(os.environ, {'LOG_LVL': 'DEBUG'}):
-        log_lvl = get_log_level()
-        assert log_lvl == logging.DEBUG
+    def test_get_log_level(self):
+        s = self.FakeServer()
 
-    with patch.dict(os.environ, {'LOG_LVL': 'INFO'}):
-        log_lvl = get_log_level()
-        assert log_lvl == logging.INFO
+        with patch.dict(os.environ, {}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == None
 
-    with patch.dict(os.environ, {'LOG_LVL': 'WARN'}):
-        log_lvl = get_log_level()
-        assert log_lvl == logging.WARNING
+        with patch.dict(os.environ, {'LOG_LVL': 'DEBUG'}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == logging.DEBUG
 
-    with patch.dict(os.environ, {'LOG_LVL': 'ERROR'}):
-        log_lvl = get_log_level()
-        assert log_lvl == logging.ERROR
+        with patch.dict(os.environ, {'LOG_LVL': 'INFO'}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == logging.INFO
 
-    with patch.dict(os.environ, {'LOG_LVL': 'UNKNOWN'}):
-        log_lvl = get_log_level()
-        assert log_lvl == None
+        with patch.dict(os.environ, {'LOG_LVL': 'WARN'}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == logging.WARNING
 
-@pytest.mark.asyncio
-async def test_ready():
-    """Test the ready route."""
+        with patch.dict(os.environ, {'LOG_LVL': 'ERROR'}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == logging.ERROR
 
-    ProxyState.set_up(False)
-    client = app.test_client()
-    response = await client.get('/-/ready')
-    assert response.status_code == 503
-    result = await response.get_data()
-    assert result == b"Not ready"
+        with patch.dict(os.environ, {'LOG_LVL': 'UNKNOWN'}):
+            log_lvl = s.get_log_level()
+            assert log_lvl == None
 
-    ProxyState.set_up(True)
-    response = await client.get('/-/ready')
-    assert response.status_code == 200
-    result = await response.get_data()
-    assert result == b"Is ready"
+    def test_default_args(self):
+        s = self.FakeServer()
+        assert s.config_path == './config/'
+        assert s.json_config == ''
+        assert s.toml_config == ''
+        assert s.trans_path == '../translations/'
+        assert s.rel_urls == False
+        assert s.log_path == './log/'
+        assert s.log_backups == 0
 
-@pytest.mark.asyncio
-async def test_healthy():
-    """Test the healthy route."""
+    def test_parse_args_empty(self):
+        s = self.FakeServer()
+        s.parse_args([])
+        assert s.config_path == './config/'
+        assert s.json_config == None
+        assert s.toml_config == None
+        assert s.trans_path == '../translations/'
+        assert s.rel_urls == False
+        assert s.log_path == './log/'
+        assert s.log_backups == 0
 
-    ProxyState.set_up(False)
-    client = app.test_client()
-    response = await client.get('/-/healthy')
-    assert response.status_code == 200
-    result = await response.get_data()
-    assert result == b"I'm fine"
+    def test_parse_args_short(self):
+        s = self.FakeServer()
+        s.parse_args(['-r', '-c', '/tmp/my-config', '-j', 'cnf.jsn', '-t', 'cnf.tml', '-tr', '/my/trans/', '-l', '/my_logs/', '-b', '3'])
+        assert s.config_path == '/tmp/my-config'
+        assert s.json_config == 'cnf.jsn'
+        assert s.toml_config == 'cnf.tml'
+        assert s.trans_path == '/my/trans/'
+        assert s.rel_urls == True
+        assert s.log_path == '/my_logs/'
+        assert s.log_backups == 3
 
-    ProxyState.set_up(True)
-    response = await client.get('/-/healthy')
-    assert response.status_code == 200
-    result = await response.get_data()
-    assert result == b"I'm fine"
+    def test_parse_args_long(self):
+        s = self.FakeServer()
+        s.parse_args(['--rel_urls', '--config_path', '/tmp/my-config', '--json_config', 'cnf.jsn',
+                      '--toml_config', 'cnf.tml', '--trans_path', '/my/trans/', '--log_path', '/my_logs/',
+                      '--log_backups', '3'])
+        assert s.config_path == '/tmp/my-config'
+        assert s.json_config == 'cnf.jsn'
+        assert s.toml_config == 'cnf.tml'
+        assert s.trans_path == '/my/trans/'
+        assert s.rel_urls == True
+        assert s.log_path == '/my_logs/'
+        assert s.log_backups == 3
+
+    def test_parse_args_invalid(self):
+        s = self.FakeServer()
+        with pytest.raises(SystemExit) as exc_info: 
+            s.parse_args(['--inalid', '/tmp/my-config'])
+        assert exc_info.value.code == 2
+
+    def test_init_logging_system(self):
+        s = self.FakeServer()
+        s.src_dir = 'app/src/'
+        s.init_logging_system()
+        assert s.log_backups == 0
+        assert s.log_level == None
+        assert logging.handlers.log_path == './log/'
+        assert logging.handlers.log_backups == 0
+        assert logging.getLogger().level == logging.DEBUG
+        assert logging.getLogger('msg').level == logging.DEBUG
+        assert logging.getLogger('conn').level == logging.DEBUG
+        assert logging.getLogger('data').level == logging.DEBUG
+        assert logging.getLogger('tracer').level == logging.INFO
+        assert logging.getLogger('asyncio').level == logging.INFO
+        assert logging.getLogger('hypercorn.access').level == logging.INFO
+        assert logging.getLogger('hypercorn.error').level == logging.INFO
+
+        with patch.dict(os.environ, {'LOG_LVL': 'WARN'}):
+            s.parse_args(['--log_backups', '3'])
+            s.init_logging_system()
+            assert s.log_backups == 3
+            assert s.log_level == logging.WARNING
+            assert logging.handlers.log_backups == 3
+            assert logging.getLogger().level == s.log_level
+            assert logging.getLogger('msg').level == s.log_level
+            assert logging.getLogger('conn').level == s.log_level
+            assert logging.getLogger('data').level == s.log_level
+            assert logging.getLogger('tracer').level == s.log_level
+            assert logging.getLogger('asyncio').level == s.log_level
+            assert logging.getLogger('hypercorn.access').level == logging.INFO
+            assert logging.getLogger('hypercorn.error').level == logging.INFO
+
+    def test_build_config_error(self, caplog):
+        s = self.FakeServer()
+        s.src_dir = 'app/src/'
+        s.toml_config = 'app/tests/cnf/invalid_config.toml'
+
+        with caplog.at_level(logging.ERROR):
+            s.build_config()
+        assert "Can't read from app/tests/cnf/invalid_config.toml" in caplog.text
+        assert "Key 'port' error:" in caplog.text
+
+
+class TestHypercornLogHndl:
+    class FakeServer(Server):
+        def __init__(self):
+            pass  # don't call the suoer(.__init__ for unit tests
+
+    def test_save_and_restore(self, capsys):
+        s = self.FakeServer()
+        s.src_dir = 'app/src/'
+        s.init_logging_system()
+
+        h = HypercornLogHndl()
+        assert h.must_fix == False
+        assert len(h.access_hndl) == 0
+        assert len(h.error_hndl) == 0
+
+        h.save()
+        assert h.must_fix == True
+        assert len(h.access_hndl) == 1
+        assert len(h.error_hndl) == 2
+        assert h.access_hndl == logging.getLogger('hypercorn.access').handlers
+        assert h.error_hndl == logging.getLogger('hypercorn.error').handlers
+
+        logging.getLogger('hypercorn.access').handlers = []
+        logging.getLogger('hypercorn.error').handlers = []
+        
+        h.restore()
+        assert h.must_fix == False
+        assert h.access_hndl == logging.getLogger('hypercorn.access').handlers
+        assert h.error_hndl == logging.getLogger('hypercorn.error').handlers
+        output = capsys.readouterr().out.rstrip()
+        assert "* Fix hypercorn.access setting" in output
+        assert "* Fix hypercorn.error setting" in output
+
+        h.restore()  # second restore do nothing
+        assert h.must_fix == False
+        output = capsys.readouterr().out.rstrip()
+        assert output == ''
+
+        h.save()     # save the same values second time
+        assert h.must_fix == True
+
+        h.restore()  # restore without changing the handlers
+        assert h.must_fix == False
+        output = capsys.readouterr().out.rstrip()
+        assert output == ''
+
+
+class TestApp:
+    @pytest.mark.asyncio(loop_scope="session")
+    async def test_ready(self):
+        """Test the ready route."""
+
+        ProxyState.set_up(False)
+        app.testing = True
+        client = app.test_client()
+        response = await client.get('/-/ready')
+        assert response.status_code == 503
+        result = await response.get_data()
+        assert result == b"Not ready"
+
+        ProxyState.set_up(True)
+        response = await client.get('/-/ready')
+        assert response.status_code == 200
+        result = await response.get_data()
+        assert result == b"Is ready"
+
+    @pytest.mark.asyncio(loop_scope="session")
+    async def test_healthy(self):
+        """Test the healthy route."""
+        reader = FakeReader()
+        writer =  FakeWriter()
+
+        with InverterBase(reader, writer, 'tsun', Talent):
+            ProxyState.set_up(False)
+            app.testing = True
+            client = app.test_client()
+            response = await client.get('/-/healthy')
+            assert response.status_code == 200
+            result = await response.get_data()
+            assert result == b"I'm fine"
+
+            ProxyState.set_up(True)
+            response = await client.get('/-/healthy')
+            assert response.status_code == 200
+            result = await response.get_data()
+            assert result == b"I'm fine"
+
+    @pytest.mark.asyncio(loop_scope="session")
+    async def test_unhealthy(self, monkeypatch, caplog):
+        """Test the healthy route."""
+        def result_false(self):
+            return False
+        
+        LOGGER = logging.getLogger("mqtt")
+        LOGGER.propagate = True
+        LOGGER.setLevel(logging.INFO)
+
+        monkeypatch.setattr(InverterBase, "healthy", result_false)
+        InverterBase._registry.clear()
+        reader = FakeReader()
+        writer = FakeWriter()
+
+        with caplog.at_level(logging.INFO) and InverterBase(reader, writer, 'tsun', Talent):
+            ProxyState.set_up(False)
+            app.testing = True
+            client = app.test_client()
+            response = await client.get('/-/healthy')
+            assert response.status_code == 200
+            result = await response.get_data()
+            assert result == b"I'm fine"
+            assert "" == caplog.text
+
+            ProxyState.set_up(True)
+            response = await client.get('/-/healthy')
+            assert response.status_code == 503
+            result = await response.get_data()
+            assert result == b"I have a problem"
+            assert "" == caplog.text
+
+    @pytest.mark.asyncio
+    async def test_healthy_exception(self, monkeypatch, caplog):
+        """Test the healthy route."""
+        def result_except(self):
+            raise ValueError
+        
+        LOGGER = logging.getLogger("mqtt")
+        LOGGER.propagate = True
+        LOGGER.setLevel(logging.INFO)
+
+        monkeypatch.setattr(InverterBase, "healthy", result_except)
+        InverterBase._registry.clear()
+        reader = FakeReader()
+        writer = FakeWriter()
+
+        with caplog.at_level(logging.INFO) and InverterBase(reader, writer, 'tsun', Talent):
+            ProxyState.set_up(False)
+            app.testing = True
+            client = app.test_client()
+            response = await client.get('/-/healthy')
+            assert response.status_code == 200
+            result = await response.get_data()
+            assert result == b"I'm fine"
+            assert "" == caplog.text
+
+            ProxyState.set_up(True)
+            response = await client.get('/-/healthy')
+            assert response.status_code == 200
+            result = await response.get_data()
+            assert result == b"I'm fine"
+            assert "Exception:" in caplog.text

app/tests/test_solarman.py

@@ -79,6 +79,7 @@ class MemoryStream(SolarmanV5):
         self.key = ''
         self.data = ''
         self.msg_recvd = []
+        
 
     def write_cb(self):
         if self.test_exception_async_write:
@@ -461,6 +462,39 @@ def inverter_ind_msg800():  # 0x4210 rated Power 800W
     msg += b'\x15'
     return msg
 
+@pytest.fixture
+def inverter_ind_msg900():  # 0x4210 rated Power 900W 
+    msg  = b'\xa5\x99\x01\x10\x42\xe6\x9e' +get_sn()  +b'\x01\xb0\x02\xbc\xc8'
+    msg += b'\x24\x32\x6c\x1f\x00\x00\xa0\x47\xe4\x33\x01\x00\x03\x08\x00\x00'
+    msg += b'\x59\x31\x37\x45\x37\x41\x30\x46\x30\x31\x30\x42\x30\x31\x33\x45'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x01\x00\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg +=  b'\x40\x10\x08\xc8\x00\x49\x13\x8d\x00\x36\x00\x00\x03\x84\x06\x7a'
+    msg += b'\x01\x61\x00\xa8\x02\x54\x01\x5a\x00\x8a\x01\xe4\x01\x5a\x00\xbd'
+    msg += b'\x02\x8f\x00\x11\x00\x01\x00\x00\x00\x0b\x00\x00\x27\x98\x00\x04'
+    msg += b'\x00\x00\x0c\x04\x00\x03\x00\x00\x0a\xe7\x00\x05\x00\x00\x0c\x75'
+    msg += b'\x00\x00\x00\x00\x06\x16\x02\x00\x00\x00\x55\xaa\x00\x01\x00\x00'
+    msg +=  b'\x00\x00\x00\x00\xff\xff\x03\x84\x00\x03\x04\x00\x04\x00\x04\x00'
+    msg += b'\x04\x00\x00\x01\xff\xff\x00\x01\x00\x06\x00\x68\x00\x68\x05\x00'
+    msg += b'\x09\xcd\x07\xb6\x13\x9c\x13\x24\x00\x01\x07\xae\x04\x0f\x00\x41'
+    msg += b'\x00\x0f\x0a\x64\x0a\x64\x00\x06\x00\x06\x09\xf6\x12\x8c\x12\x8c'
+    msg += b'\x00\x10\x00\x10\x14\x52\x14\x52\x00\x10\x00\x10\x01\x51\x00\x05'
+    msg += b'\x04\x00\x00\x01\x13\x9c\x0f\xa0\x00\x4e\x00\x66\x03\xe8\x04\x00'
+    msg += b'\x09\xce\x07\xa8\x13\x9c\x13\x26\x00\x00\x00\x00\x00\x00\x00\x00'
+    msg += b'\x00\x00\x00\x00\x04\x00\x04\x00\x00\x00\x00\x00\xff\xff\x00\x00'
+    msg += b'\x00\x00\x00\x00'
+    msg += correct_checksum(msg)
+    msg += b'\x15'
+    return msg
+
 @pytest.fixture
 def inverter_ind_msg_81():  # 0x4210 fcode 0x81
     msg  = b'\xa5\x99\x01\x10\x42\x02\x03' +get_sn()  +b'\x81\xb0\x02\xbc\xc8'
@@ -675,6 +709,19 @@ def msg_modbus_rsp():  # 0x1510
     msg += b'\x15'
     return msg
 
+@pytest.fixture
+def msg_modbus_rsp_mb_4():  # 0x1510, MODBUS Type:4
+    msg  = b'\xa5\x3b\x00\x10\x15\x03\x03' +get_sn()  +b'\x02\x01'
+    msg += total()  
+    msg += hb()
+    msg += b'\x0a\xe2\xfa\x33\x01\x04\x28\x40\x10\x08\xd8'
+    msg += b'\x00\x00\x13\x87\x00\x31\x00\x68\x02\x58\x00\x00\x01\x53\x00\x02'
+    msg += b'\x00\x00\x01\x52\x00\x02\x00\x00\x01\x53\x00\x03\x00\x00\x00\x04'
+    msg += b'\x00\x01\x00\x00\x9e\xa4'
+    msg += correct_checksum(msg)
+    msg += b'\x15'
+    return msg
+
 @pytest.fixture
 def msg_modbus_interim_rsp():  # 0x0510
     msg  = b'\xa5\x3b\x00\x10\x15\x03\x03' +get_sn()  +b'\x02\x01'
@@ -811,6 +858,26 @@ def dcu_data_rsp_msg():  # 0x1210
     msg += b'\x15'
     return msg
 
+@pytest.fixture
+def dcu_command_ind_msg():  # 0x4510
+    msg  = b'\xa5\x17\x00\x10\x45\x94\x02' +get_dcu_sn() +b'\x05\x26\x30'
+    msg += b'\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00'           
+    msg += b'\x01\x01\x06\x01\x00\x01\x03\xe8'
+    msg += correct_checksum(msg)
+    msg += b'\x15'
+    return msg
+
+@pytest.fixture
+def dcu_command_rsp_msg():  # 0x1510
+    msg  = b'\xa5\x11\x00\x10\x15\x94\x03' +get_dcu_sn()  +b'\x05\x01'
+    msg += total()  
+    msg += hb()
+    msg += b'\x00\x00\x00\x00'
+    msg += b'\x01\x01\x01'
+    msg += correct_checksum(msg)
+    msg += b'\x15'
+    return msg
+
 @pytest.fixture
 def config_tsun_allow_all():
     Config.act_config = {
@@ -853,9 +920,20 @@ def config_tsun_scan_dcu():
 
 @pytest.fixture
 def config_tsun_dcu1():
-    Config.act_config = {'solarman':{'enabled': True},'batteries':{'4100000000000001':{'monitor_sn': 2070233888, 'node_id':'inv1/', 'modbus_polling': True, 'suggested_area':'roof', 'sensor_list': 0}}}
+    Config.act_config = {
+        'ha':{
+            'auto_conf_prefix': 'homeassistant',
+            'discovery_prefix': 'homeassistant', 
+            'entity_prefix': 'tsun',
+            'proxy_node_id': 'test_1',
+            'proxy_unique_id': ''
+        },
+        'solarman':{'enabled': True, 'host': 'test_cloud.local', 'port': 1234},'batteries':{'4100000000000001':{'monitor_sn': 2070233888, 'node_id':'inv1/', 'modbus_polling': True, 'suggested_area':'roof', 'sensor_list': 0}}}
+    Proxy.class_init()
+    Proxy.mqtt = Mqtt()
 
-def test_read_message(device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_message(device_ind_msg):
     Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(device_ind_msg, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -873,10 +951,12 @@ def test_read_message(device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_invalid_start_byte(invalid_start_byte, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_invalid_start_byte(invalid_start_byte, device_ind_msg):
     # received a message with wrong start byte plus an valid message
     # the complete receive buffer must be cleared to 
     # find the next valid message
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(invalid_start_byte, (0,))
     m.append_msg(device_ind_msg)
     m.read()         # read complete msg, and dispatch msg
@@ -894,10 +974,12 @@ def test_invalid_start_byte(invalid_start_byte, device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_invalid_stop_byte(invalid_stop_byte):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_invalid_stop_byte(invalid_stop_byte):
     # received a message with wrong stop byte
     # the complete receive buffer must be cleared to 
     # find the next valid message
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(invalid_stop_byte, (0,))
     m.read()         # read complete msg, and dispatch msg
     assert not m.header_valid  # must be invalid, since start byte is wrong
@@ -914,9 +996,11 @@ def test_invalid_stop_byte(invalid_stop_byte):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_invalid_stop_byte2(invalid_stop_byte, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_invalid_stop_byte2(invalid_stop_byte, device_ind_msg):
     # received a message with wrong stop byte plus an valid message
     # only the first message must be discarded
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(invalid_stop_byte, (0,))
     m.append_msg(device_ind_msg)
 
@@ -939,11 +1023,13 @@ def test_invalid_stop_byte2(invalid_stop_byte, device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_invalid_stop_start_byte(invalid_stop_byte, invalid_start_byte):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_invalid_stop_start_byte(invalid_stop_byte, invalid_start_byte):
     # received a message with wrong stop byte plus an invalid message
     # with fron start byte
     # the complete receive buffer must be cleared to 
     # find the next valid message
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(invalid_stop_byte, (0,))
     m.append_msg(invalid_start_byte)
     m.read()         # read complete msg, and dispatch msg
@@ -961,9 +1047,11 @@ def test_invalid_stop_start_byte(invalid_stop_byte, invalid_start_byte):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_invalid_checksum(invalid_checksum, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_invalid_checksum(invalid_checksum, device_ind_msg):
     # received a message with wrong checksum plus an valid message
     # only the first message must be discarded
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(invalid_checksum, (0,))
     m.append_msg(device_ind_msg)
 
@@ -985,7 +1073,8 @@ def test_invalid_checksum(invalid_checksum, device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_read_message_twice(config_no_tsun_inv1, device_ind_msg, device_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_message_twice(config_no_tsun_inv1, device_ind_msg, device_rsp_msg):
     _ = config_no_tsun_inv1
     m = MemoryStream(device_ind_msg, (0,))
     m.append_msg(device_ind_msg)
@@ -1006,7 +1095,9 @@ def test_read_message_twice(config_no_tsun_inv1, device_ind_msg, device_rsp_msg)
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_read_message_in_chunks(device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_message_in_chunks(device_ind_msg):
+    Config.act_config = {'solarman':{'enabled': True}}
     m = MemoryStream(device_ind_msg, (4,11,0))
     m.read()        # read 4 bytes, header incomplere
     assert not m.header_valid  # must be invalid, since header not complete
@@ -1027,7 +1118,8 @@ def test_read_message_in_chunks(device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_read_message_in_chunks2(config_tsun_inv1, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_message_in_chunks2(my_loop, config_tsun_inv1, device_ind_msg):
     _ = config_tsun_inv1
     m = MemoryStream(device_ind_msg, (4,10,0))
     m.read()        # read 4 bytes, header incomplere
@@ -1052,7 +1144,8 @@ def test_read_message_in_chunks2(config_tsun_inv1, device_ind_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_read_two_messages(config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_two_messages(my_loop, config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg):
     _ = config_tsun_allow_all
     m = MemoryStream(device_ind_msg, (0,))
     m.append_msg(inverter_ind_msg)
@@ -1080,7 +1173,8 @@ def test_read_two_messages(config_tsun_allow_all, device_ind_msg, device_rsp_msg
     assert m.ifc.tx_fifo.get()==b''
     m.close()
 
-def test_read_two_messages2(config_tsun_allow_all, inverter_ind_msg, inverter_ind_msg_81, inverter_rsp_msg, inverter_rsp_msg_81):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_two_messages2(my_loop, config_tsun_allow_all, inverter_ind_msg, inverter_ind_msg_81, inverter_rsp_msg, inverter_rsp_msg_81):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg, (0,))
     m.append_msg(inverter_ind_msg_81)
@@ -1105,7 +1199,8 @@ def test_read_two_messages2(config_tsun_allow_all, inverter_ind_msg, inverter_in
     assert m.ifc.tx_fifo.get()==b''
     m.close()
 
-def test_read_two_messages3(config_tsun_allow_all, device_ind_msg2, device_rsp_msg2, inverter_ind_msg, inverter_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_two_messages3(my_loop, config_tsun_allow_all, device_ind_msg2, device_rsp_msg2, inverter_ind_msg, inverter_rsp_msg):
     # test device message received after the inverter masg
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg, (0,))
@@ -1134,7 +1229,8 @@ def test_read_two_messages3(config_tsun_allow_all, device_ind_msg2, device_rsp_m
     assert m.ifc.tx_fifo.get()==b''
     m.close()
 
-def test_read_two_messages4(config_tsun_dcu1, dcu_dev_ind_msg, dcu_dev_rsp_msg, dcu_data_ind_msg, dcu_data_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_two_messages4(my_loop, config_tsun_dcu1, dcu_dev_ind_msg, dcu_dev_rsp_msg, dcu_data_ind_msg, dcu_data_rsp_msg):
     _ = config_tsun_dcu1
     m = MemoryStream(dcu_dev_ind_msg, (0,))
     m.append_msg(dcu_data_ind_msg)
@@ -1162,7 +1258,8 @@ def test_read_two_messages4(config_tsun_dcu1, dcu_dev_ind_msg, dcu_dev_rsp_msg,
     assert m.ifc.tx_fifo.get()==b''
     m.close()
 
-def test_unkown_frame_code(config_tsun_inv1, inverter_ind_msg_81, inverter_rsp_msg_81):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_unkown_frame_code(my_loop, config_tsun_inv1, inverter_ind_msg_81, inverter_rsp_msg_81):
     _ = config_tsun_inv1
     m = MemoryStream(inverter_ind_msg_81, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -1180,7 +1277,8 @@ def test_unkown_frame_code(config_tsun_inv1, inverter_ind_msg_81, inverter_rsp_m
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_unkown_message(config_tsun_inv1, unknown_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_unkown_message(my_loop, config_tsun_inv1, unknown_msg):
     _ = config_tsun_inv1
     m = MemoryStream(unknown_msg, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -1198,7 +1296,8 @@ def test_unkown_message(config_tsun_inv1, unknown_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_device_rsp(config_tsun_inv1, device_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_device_rsp(my_loop, config_tsun_inv1, device_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(device_rsp_msg, (0,), False)
     m.read()         # read complete msg, and dispatch msg
@@ -1216,7 +1315,8 @@ def test_device_rsp(config_tsun_inv1, device_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_inverter_rsp(config_tsun_inv1, inverter_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_inverter_rsp(my_loop, config_tsun_inv1, inverter_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(inverter_rsp_msg, (0,), False)
     m.read()         # read complete msg, and dispatch msg
@@ -1234,7 +1334,8 @@ def test_inverter_rsp(config_tsun_inv1, inverter_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_heartbeat_ind(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_heartbeat_ind(my_loop, config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(heartbeat_ind_msg, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -1251,7 +1352,8 @@ def test_heartbeat_ind(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_heartbeat_ind2(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_heartbeat_ind2(my_loop, config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(heartbeat_ind_msg, (0,))
     m.no_forwarding = True
@@ -1269,7 +1371,8 @@ def test_heartbeat_ind2(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_heartbeat_rsp(config_tsun_inv1, heartbeat_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_heartbeat_rsp(my_loop, config_tsun_inv1, heartbeat_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(heartbeat_rsp_msg, (0,), False)
     m.read()         # read complete msg, and dispatch msg
@@ -1287,7 +1390,8 @@ def test_heartbeat_rsp(config_tsun_inv1, heartbeat_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_sync_start_ind(config_tsun_inv1, sync_start_ind_msg, sync_start_rsp_msg, sync_start_fwd_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_sync_start_ind(my_loop, config_tsun_inv1, sync_start_ind_msg, sync_start_rsp_msg, sync_start_fwd_msg):
     _ = config_tsun_inv1
     m = MemoryStream(sync_start_ind_msg, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -1310,7 +1414,8 @@ def test_sync_start_ind(config_tsun_inv1, sync_start_ind_msg, sync_start_rsp_msg
 
     m.close()
 
-def test_sync_start_rsp(config_tsun_inv1, sync_start_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_sync_start_rsp(my_loop, config_tsun_inv1, sync_start_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(sync_start_rsp_msg, (0,), False)
     m.read()         # read complete msg, and dispatch msg
@@ -1328,7 +1433,8 @@ def test_sync_start_rsp(config_tsun_inv1, sync_start_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_sync_end_ind(config_tsun_inv1, sync_end_ind_msg, sync_end_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_sync_end_ind(my_loop, config_tsun_inv1, sync_end_ind_msg, sync_end_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(sync_end_ind_msg, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -1345,7 +1451,8 @@ def test_sync_end_ind(config_tsun_inv1, sync_end_ind_msg, sync_end_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_sync_end_rsp(config_tsun_inv1, sync_end_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_sync_end_rsp(my_loop, config_tsun_inv1, sync_end_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(sync_end_rsp_msg, (0,), False)
     m.read()         # read complete msg, and dispatch msg
@@ -1363,7 +1470,8 @@ def test_sync_end_rsp(config_tsun_inv1, sync_end_rsp_msg):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_build_modell_600(config_tsun_allow_all, inverter_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_600(my_loop, config_tsun_allow_all, inverter_ind_msg):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg, (0,))
     assert 0 == m.sensor_list
@@ -1373,6 +1481,7 @@ def test_build_modell_600(config_tsun_allow_all, inverter_ind_msg):
     m.read()         # read complete msg, and dispatch msg
     assert 2000 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
     assert 600 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 4 == m.db.get_db_value(Register.NO_INPUTS, 0)
     assert 'TSOL-MS2000(600)' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
     assert '02b0' == m.db.get_db_value(Register.SENSOR_LIST, None)
     assert 0 == m.sensor_list   # must not been set by an inverter data ind
@@ -1382,7 +1491,8 @@ def test_build_modell_600(config_tsun_allow_all, inverter_ind_msg):
     assert m.ifc.tx_fifo.get()==b''
     m.close()
 
-def test_build_modell_1600(config_tsun_allow_all, inverter_ind_msg1600):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_1600(my_loop, config_tsun_allow_all, inverter_ind_msg1600):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg1600, (0,))
     assert 0 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
@@ -1391,10 +1501,12 @@ def test_build_modell_1600(config_tsun_allow_all, inverter_ind_msg1600):
     m.read()         # read complete msg, and dispatch msg
     assert 1600 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
     assert 1600 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 4 == m.db.get_db_value(Register.NO_INPUTS, 0)
     assert 'TSOL-MS1600' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
     m.close()
 
-def test_build_modell_1800(config_tsun_allow_all, inverter_ind_msg1800):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_1800(my_loop, config_tsun_allow_all, inverter_ind_msg1800):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg1800, (0,))
     assert 0 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
@@ -1403,10 +1515,12 @@ def test_build_modell_1800(config_tsun_allow_all, inverter_ind_msg1800):
     m.read()         # read complete msg, and dispatch msg
     assert 1800 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
     assert 1800 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 4 == m.db.get_db_value(Register.NO_INPUTS, 0)
     assert 'TSOL-MS1800' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
     m.close()
 
-def test_build_modell_2000(config_tsun_allow_all, inverter_ind_msg2000):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_2000(my_loop, config_tsun_allow_all, inverter_ind_msg2000):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg2000, (0,))
     assert 0 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
@@ -1415,10 +1529,12 @@ def test_build_modell_2000(config_tsun_allow_all, inverter_ind_msg2000):
     m.read()         # read complete msg, and dispatch msg
     assert 2000 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
     assert 2000 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 4 == m.db.get_db_value(Register.NO_INPUTS, 0)
     assert 'TSOL-MS2000' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
     m.close()
 
-def test_build_modell_800(config_tsun_allow_all, inverter_ind_msg800):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_800(my_loop, config_tsun_allow_all, inverter_ind_msg800):
     _ = config_tsun_allow_all
     m = MemoryStream(inverter_ind_msg800, (0,))
     assert 0 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
@@ -1427,10 +1543,26 @@ def test_build_modell_800(config_tsun_allow_all, inverter_ind_msg800):
     m.read()         # read complete msg, and dispatch msg
     assert 800 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
     assert 800 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 2 == m.db.get_db_value(Register.NO_INPUTS, 0)
+    assert 'TSOL-MS800' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
+    m.close()
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_modell_900(my_loop, config_tsun_allow_all, inverter_ind_msg900):
+    _ = config_tsun_allow_all
+    m = MemoryStream(inverter_ind_msg900, (0,))
+    assert 0 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
+    assert None == m.db.get_db_value(Register.RATED_POWER, None)
+    assert None == m.db.get_db_value(Register.INVERTER_TEMP, None)
+    m.read()         # read complete msg, and dispatch msg
+    assert 900 == m.db.get_db_value(Register.MAX_DESIGNED_POWER, 0)
+    assert 900 == m.db.get_db_value(Register.RATED_POWER, 0)
+    assert 2 == m.db.get_db_value(Register.NO_INPUTS, 0)
     assert 'TSOL-MSxx00' == m.db.get_db_value(Register.EQUIPMENT_MODEL, 0)
     m.close()
 
-def test_build_logger_modell(config_tsun_allow_all, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_build_logger_modell(my_loop, config_tsun_allow_all, device_ind_msg):
     _ = config_tsun_allow_all
     m = MemoryStream(device_ind_msg, (0,))
     assert 0 == m.db.get_db_value(Register.COLLECTOR_FW_VERSION, 0)
@@ -1441,7 +1573,8 @@ def test_build_logger_modell(config_tsun_allow_all, device_ind_msg):
     assert 'V1.1.00.0B' == m.db.get_db_value(Register.COLLECTOR_FW_VERSION, 0).rstrip('\00')
     m.close()
 
-def test_msg_iterator():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_iterator(my_loop, config_tsun_inv1):
     Message._registry.clear()
     m1 = SolarmanV5(None, ('test1.local', 1234), ifc=AsyncIfcImpl(), server_side=True, client_mode=False)
     m2 = SolarmanV5(None, ('test2.local', 1234), ifc=AsyncIfcImpl(), server_side=True, client_mode=False)
@@ -1462,7 +1595,8 @@ def test_msg_iterator():
     assert test1 == 1
     assert test2 == 1
 
-def test_proxy_counter():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_proxy_counter(my_loop, config_tsun_inv1):
     m = SolarmanV5(None, ('test.local', 1234), ifc=AsyncIfcImpl(), server_side=True, client_mode=False)
     assert m.new_data == {}
     m.db.stat['proxy']['Unknown_Msg'] = 0
@@ -1480,8 +1614,8 @@ def test_proxy_counter():
     assert 0 == m.db.stat['proxy']['Unknown_Msg']
     m.close()
 
-@pytest.mark.asyncio
-async def test_msg_build_modbus_req(config_tsun_inv1, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, msg_modbus_cmd):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_build_modbus_req(my_loop, config_tsun_inv1, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, msg_modbus_cmd):
     _ = config_tsun_inv1
     m = MemoryStream(device_ind_msg, (0,), True)
     m.read()
@@ -1490,7 +1624,7 @@ async def test_msg_build_modbus_req(config_tsun_inv1, device_ind_msg, device_rsp
     assert m.ifc.tx_fifo.get()==device_rsp_msg
     assert m.ifc.fwd_fifo.get()==device_ind_msg
 
-    await m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
+    m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
     assert 0 == m.send_msg_ofs
     assert m.ifc.fwd_fifo.get() == b''
     assert m.sent_pdu == b'' # modbus command must be ignore, cause connection is still not up
@@ -1508,15 +1642,15 @@ async def test_msg_build_modbus_req(config_tsun_inv1, device_ind_msg, device_rsp
     assert m.ifc.tx_fifo.get()==inverter_rsp_msg
     assert m.ifc.fwd_fifo.get()==inverter_ind_msg
 
-    await m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
+    m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
     assert 0 == m.send_msg_ofs
     assert m.ifc.fwd_fifo.get() == b''
     assert m.sent_pdu == msg_modbus_cmd
     assert m.ifc.tx_fifo.get()== b''
     m.close()
 
-@pytest.mark.asyncio
-async def test_at_cmd(config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, at_command_ind_msg, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_at_cmd(my_loop, config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, at_command_ind_msg, at_command_rsp_msg):
     _ = config_tsun_allow_all
     m = MemoryStream(device_ind_msg, (0,), True)
     m.read()   # read device ind
@@ -1575,8 +1709,8 @@ async def test_at_cmd(config_tsun_allow_all, device_ind_msg, device_rsp_msg, inv
     assert Proxy.mqtt.data == ""
     m.close()
 
-@pytest.mark.asyncio
-async def test_at_cmd_blocked(config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, at_command_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_at_cmd_blocked(my_loop, config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg, at_command_ind_msg):
     _ = config_tsun_allow_all
     m = MemoryStream(device_ind_msg, (0,), True)
     m.read()
@@ -1610,7 +1744,8 @@ async def test_at_cmd_blocked(config_tsun_allow_all, device_ind_msg, device_rsp_
     assert Proxy.mqtt.data == "'AT+WEBU' is forbidden"
     m.close()
 
-def test_at_cmd_ind(config_tsun_inv1, at_command_ind_msg, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_at_cmd_ind(my_loop, config_tsun_inv1, at_command_ind_msg, at_command_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(at_command_ind_msg, (0,), False)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1645,7 +1780,8 @@ def test_at_cmd_ind(config_tsun_inv1, at_command_ind_msg, at_command_rsp_msg):
 
     m.close()
 
-def test_at_cmd_ind_block(config_tsun_inv1, at_command_ind_msg_block):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_at_cmd_ind_block(my_loop, config_tsun_inv1, at_command_ind_msg_block):
     _ = config_tsun_inv1
     m = MemoryStream(at_command_ind_msg_block, (0,), False)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1673,7 +1809,8 @@ def test_at_cmd_ind_block(config_tsun_inv1, at_command_ind_msg_block):
     assert Proxy.mqtt.data == ""
     m.close()
 
-def test_msg_at_command_rsp1(config_tsun_inv1, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_at_command_rsp1(my_loop, config_tsun_inv1, at_command_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(at_command_rsp_msg)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1692,7 +1829,8 @@ def test_msg_at_command_rsp1(config_tsun_inv1, at_command_rsp_msg):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-def test_msg_at_command_rsp2(config_tsun_inv1, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_at_command_rsp2(my_loop, config_tsun_inv1, at_command_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(at_command_rsp_msg)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1713,7 +1851,8 @@ def test_msg_at_command_rsp2(config_tsun_inv1, at_command_rsp_msg):
     assert Proxy.mqtt.data == "+ok"
     m.close()
 
-def test_msg_at_command_rsp3(config_tsun_inv1, at_command_interim_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_at_command_rsp3(my_loop, config_tsun_inv1, at_command_interim_rsp_msg):
     _ = config_tsun_inv1
     m = MemoryStream(at_command_interim_rsp_msg)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1738,7 +1877,8 @@ def test_msg_at_command_rsp3(config_tsun_inv1, at_command_interim_rsp_msg):
     assert Proxy.mqtt.data == ""
     m.close()
 
-def test_msg_modbus_req(config_tsun_inv1, msg_modbus_cmd, msg_modbus_cmd_fwd):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_req(my_loop, config_tsun_inv1, msg_modbus_cmd, msg_modbus_cmd_fwd):
     _ = config_tsun_inv1
     m = MemoryStream(b'')
     m.snr = get_sn_int()
@@ -1766,7 +1906,8 @@ def test_msg_modbus_req(config_tsun_inv1, msg_modbus_cmd, msg_modbus_cmd_fwd):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_msg_modbus_req_seq(config_tsun_inv1, msg_modbus_cmd_seq):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_req_seq(my_loop, config_tsun_inv1, msg_modbus_cmd_seq):
     _ = config_tsun_inv1
     m = MemoryStream(b'')
     m.snr = get_sn_int()
@@ -1794,7 +1935,8 @@ def test_msg_modbus_req_seq(config_tsun_inv1, msg_modbus_cmd_seq):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_msg_modbus_req2(config_tsun_inv1, msg_modbus_cmd_crc_err):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_req2(my_loop, config_tsun_inv1, msg_modbus_cmd_crc_err):
     _ = config_tsun_inv1
     m = MemoryStream(b'')
     m.snr = get_sn_int()
@@ -1821,7 +1963,8 @@ def test_msg_modbus_req2(config_tsun_inv1, msg_modbus_cmd_crc_err):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 1
     m.close()
 
-def test_msg_unknown_cmd_req(config_tsun_inv1, msg_unknown_cmd):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_unknown_cmd_req(my_loop, config_tsun_inv1, msg_unknown_cmd):
     _ = config_tsun_inv1
     m = MemoryStream(msg_unknown_cmd, (0,), False)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1843,7 +1986,8 @@ def test_msg_unknown_cmd_req(config_tsun_inv1, msg_unknown_cmd):
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
     m.close()
 
-def test_msg_modbus_rsp1(config_tsun_inv1, msg_modbus_rsp):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_rsp1(my_loop, config_tsun_inv1, msg_modbus_rsp):
     '''Modbus response without a valid Modbus request must be dropped'''
     _ = config_tsun_inv1
     m = MemoryStream(msg_modbus_rsp)
@@ -1862,7 +2006,8 @@ def test_msg_modbus_rsp1(config_tsun_inv1, msg_modbus_rsp):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-def test_msg_modbus_rsp2(config_tsun_inv1, msg_modbus_rsp):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_rsp2(my_loop, config_tsun_inv1, msg_modbus_rsp):
     '''Modbus response with a valid Modbus request must be forwarded'''
     _ = config_tsun_inv1  # setup config structure
     m = MemoryStream(msg_modbus_rsp)
@@ -1899,7 +2044,8 @@ def test_msg_modbus_rsp2(config_tsun_inv1, msg_modbus_rsp):
 
     m.close()
 
-def test_msg_modbus_rsp3(config_tsun_inv1, msg_modbus_rsp):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_rsp3(my_loop, config_tsun_inv1, msg_modbus_rsp):
     '''Modbus response with a valid Modbus request must be forwarded'''
     _ = config_tsun_inv1
     m = MemoryStream(msg_modbus_rsp)
@@ -1935,7 +2081,8 @@ def test_msg_modbus_rsp3(config_tsun_inv1, msg_modbus_rsp):
 
     m.close()
 
-def test_msg_unknown_rsp(config_tsun_inv1, msg_unknown_cmd_rsp):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_unknown_rsp(my_loop, config_tsun_inv1, msg_unknown_cmd_rsp):
     _ = config_tsun_inv1
     m = MemoryStream(msg_unknown_cmd_rsp)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1953,7 +2100,8 @@ def test_msg_unknown_rsp(config_tsun_inv1, msg_unknown_cmd_rsp):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-def test_msg_modbus_invalid(config_tsun_inv1, msg_modbus_invalid):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_invalid(my_loop, config_tsun_inv1, msg_modbus_invalid):
     _ = config_tsun_inv1
     m = MemoryStream(msg_modbus_invalid, (0,), False)
     m.db.stat['proxy']['Unknown_Ctrl'] = 0
@@ -1967,7 +2115,8 @@ def test_msg_modbus_invalid(config_tsun_inv1, msg_modbus_invalid):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-def test_msg_modbus_fragment(config_tsun_inv1, msg_modbus_rsp):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_msg_modbus_fragment(my_loop, config_tsun_inv1, msg_modbus_rsp):
     _ = config_tsun_inv1
     # receive more bytes than expected (7 bytes from the next msg)
     m = MemoryStream(msg_modbus_rsp+b'\x00\x00\x00\x45\x10\x52\x31', (0,))
@@ -1992,8 +2141,8 @@ def test_msg_modbus_fragment(config_tsun_inv1, msg_modbus_rsp):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-@pytest.mark.asyncio
-async def test_modbus_polling(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_modbus_polling(my_loop, config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp_msg):
     _ = config_tsun_inv1
     assert asyncio.get_running_loop()
     m = MemoryStream(heartbeat_ind_msg, (0,))
@@ -2032,7 +2181,7 @@ async def test_modbus_polling(config_tsun_inv1, heartbeat_ind_msg, heartbeat_rsp
     assert next(m.mb_timer.exp_count) == 4
     m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_scaning(config_tsun_scan, heartbeat_ind_msg, heartbeat_rsp_msg, msg_modbus_rsp, msg_modbus_rsp_inv_id2):
     _ = config_tsun_scan
     assert asyncio.get_running_loop()
@@ -2105,8 +2254,63 @@ async def test_modbus_scaning(config_tsun_scan, heartbeat_ind_msg, heartbeat_rsp
     assert next(m.mb_timer.exp_count) == 3
     m.close()
 
-@pytest.mark.asyncio
-async def test_start_client_mode(config_tsun_inv1, str_test_ip):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_modbus_scaning_inv_rsp(config_tsun_scan, heartbeat_ind_msg, heartbeat_rsp_msg, msg_modbus_rsp_mb_4):
+    _ = config_tsun_scan
+    assert asyncio.get_running_loop()
+
+    m = MemoryStream(heartbeat_ind_msg, (0x15,0x56,0))
+    m.append_msg(msg_modbus_rsp_mb_4)
+    assert m.mb_scan == False
+    assert asyncio.get_running_loop() == m.mb_timer.loop
+    m.db.stat['proxy']['Unknown_Ctrl'] = 0
+    assert m.mb_timer.tim == None
+    m.read()         # read complete msg, and dispatch msg
+    assert m.mb_scan == True
+    assert m.mb_start_reg == 0xff80
+    assert m.mb_step == 0x40
+    assert m.mb_bytes == 0x14
+    assert asyncio.get_running_loop() == m.mb_timer.loop
+ 
+    assert not m.header_valid  # must be invalid, since msg was handled and buffer flushed
+    assert m.msg_count == 1
+    assert m.snr == 2070233889
+    assert m.control == 0x4710
+     
+    assert m.msg_recvd[0]['control']==0x4710
+    assert m.msg_recvd[0]['seq']=='84:11'
+    assert m.msg_recvd[0]['data_len']==0x1
+
+    assert m.ifc.tx_fifo.get()==heartbeat_rsp_msg
+    assert m.ifc.fwd_fifo.get()==heartbeat_ind_msg
+    assert m.db.stat['proxy']['Unknown_Ctrl'] == 0
+
+    m.ifc.tx_clear() # clear send buffer for next test
+    assert isclose(m.mb_timeout, 0.5)
+    assert next(m.mb_timer.exp_count) == 0
+    
+    await asyncio.sleep(0.5)
+    assert m.sent_pdu==b'\xa5\x17\x00\x10E\x12\x84!Ce{\x02\xb0\x02\x00\x00\x00\x00\x00\x00' \
+                       b'\x00\x00\x00\x00\x00\x00\x01\x03\xff\xc0\x00\x14\x75\xed\x33\x15'
+    assert m.ifc.tx_fifo.get()==b''
+
+    m.read()         # read complete msg, and dispatch msg
+    assert not m.header_valid  # must be invalid, since msg was handled and buffer flushed
+    assert m.msg_count == 2
+    assert m.msg_recvd[1]['control']==0x1510
+    assert m.msg_recvd[1]['seq']=='03:03'
+    assert m.msg_recvd[1]['data_len']==0x3b
+    assert m.mb.last_addr == 1
+    assert m.mb.last_fcode == 3   
+    assert m.mb.last_reg == 0xffc0   # mb_start_reg + mb_step
+    assert m.mb.last_len == 20
+    assert m.mb.err == 3
+
+    assert next(m.mb_timer.exp_count) == 2
+    m.close()
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_start_client_mode(my_loop, config_tsun_inv1, str_test_ip):
     _ = config_tsun_inv1
     assert asyncio.get_running_loop()
     m = MemoryStream(b'')
@@ -2114,7 +2318,7 @@ async def test_start_client_mode(config_tsun_inv1, str_test_ip):
     assert m.no_forwarding == False
     assert m.mb_timer.tim == None
     assert asyncio.get_running_loop() == m.mb_timer.loop
-    await m.send_start_cmd(get_sn_int(), str_test_ip, False, m.mb_first_timeout)
+    m.send_start_cmd(get_sn_int(), str_test_ip, False, m.mb_first_timeout)
     assert m.sent_pdu==bytearray(b'\xa5\x17\x00\x10E\x01\x00!Ce{\x02\xb0\x02\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x01\x030\x00\x000J\xde\xf1\x15')
     assert m.db.get_db_value(Register.IP_ADDRESS) == str_test_ip
     assert isclose(m.db.get_db_value(Register.POLLING_INTERVAL), 0.5)
@@ -2137,7 +2341,7 @@ async def test_start_client_mode(config_tsun_inv1, str_test_ip):
     assert next(m.mb_timer.exp_count) == 3
     m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_start_client_mode_scan(config_tsun_scan_dcu, str_test_ip, dcu_modbus_rsp):
     _ = config_tsun_scan_dcu
     assert asyncio.get_running_loop()
@@ -2147,7 +2351,7 @@ async def test_start_client_mode_scan(config_tsun_scan_dcu, str_test_ip, dcu_mod
     assert m.no_forwarding == False
     assert m.mb_timer.tim == None
     assert asyncio.get_running_loop() == m.mb_timer.loop
-    await m.send_start_cmd(get_dcu_sn_int(), str_test_ip, False, m.mb_first_timeout)
+    m.send_start_cmd(get_dcu_sn_int(), str_test_ip, False, m.mb_first_timeout)
     assert m.mb_start_reg == 0x0000
     assert m.mb_step == 0x100
     assert m.mb_bytes == 0x2d
@@ -2210,7 +2414,8 @@ async def test_start_client_mode_scan(config_tsun_scan_dcu, str_test_ip, dcu_mod
     
     m.close()
 
-def test_timeout(config_tsun_inv1):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_timeout(my_loop, config_tsun_inv1):
     _ = config_tsun_inv1
     m = MemoryStream(b'')
     assert m.state == State.init
@@ -2223,7 +2428,8 @@ def test_timeout(config_tsun_inv1):
     m.state = State.closed
     m.close()
 
-def test_fnc_dispatch():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_fnc_dispatch(my_loop, config_tsun_inv1):
     def msg():
         return
     
@@ -2244,7 +2450,8 @@ def test_fnc_dispatch():
     assert _obj == m.msg_unknown
     assert _str == "'msg_unknown'"
 
-def test_timestamp():
+@pytest.mark.asyncio(loop_scope="session")
+async def test_timestamp(my_loop, config_tsun_inv1):
     m = MemoryStream(b'')
     ts = m._timestamp()
     ts_emu = m._emu_timestamp()
@@ -2270,8 +2477,8 @@ class InverterTest(InverterBase):
         dst.ifc.tx_add(src.ifc.fwd_fifo.get())
 
 
-@pytest.mark.asyncio
-async def test_proxy_at_cmd(config_tsun_inv1, patch_open_connection, at_command_ind_msg, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_proxy_at_cmd(my_loop, config_tsun_inv1, patch_open_connection, at_command_ind_msg, at_command_rsp_msg):
     _ = config_tsun_inv1
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -2308,8 +2515,8 @@ async def test_proxy_at_cmd(config_tsun_inv1, patch_open_connection, at_command_
         assert Proxy.mqtt.key == ''
         assert Proxy.mqtt.data == ""
 
-@pytest.mark.asyncio
-async def test_proxy_at_blocked(config_tsun_inv1, patch_open_connection, at_command_ind_msg_block, at_command_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_proxy_at_blocked(my_loop, config_tsun_inv1, patch_open_connection, at_command_ind_msg_block, at_command_rsp_msg):
     _ = config_tsun_inv1
     _ = patch_open_connection
     assert asyncio.get_running_loop()
@@ -2345,3 +2552,124 @@ async def test_proxy_at_blocked(config_tsun_inv1, patch_open_connection, at_comm
 
         assert Proxy.mqtt.key == 'tsun/inv1/at_resp'
         assert Proxy.mqtt.data == "+ok"
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_dcu_cmd(my_loop, config_tsun_allow_all, dcu_dev_ind_msg, dcu_dev_rsp_msg, dcu_data_ind_msg, dcu_data_rsp_msg, dcu_command_ind_msg, dcu_command_rsp_msg):
+    '''test dcu_power command fpr a DCU device with sensor 0x3026'''
+    _ = config_tsun_allow_all
+    m = MemoryStream(dcu_dev_ind_msg, (0,), True)
+    m.read()   # read device ind
+    assert m.control == 0x4110
+    assert str(m.seq) == '01:92'
+    assert m.ifc.tx_fifo.get()==dcu_dev_rsp_msg
+    assert m.ifc.fwd_fifo.get()==dcu_dev_ind_msg
+
+    m.send_dcu_cmd(b'\x01\x01\x06\x01\x00\x01\x03\xe8')
+    assert m.ifc.tx_fifo.get()==b''
+    assert m.ifc.fwd_fifo.get()==b''
+    assert m.sent_pdu == b''
+    assert str(m.seq) == '01:92'
+    assert Proxy.mqtt.key == ''
+    assert Proxy.mqtt.data == ""
+
+    m.append_msg(dcu_data_ind_msg)
+    m.read() # read inverter ind
+    assert m.control == 0x4210
+    assert str(m.seq) == '02:93'
+    assert m.ifc.tx_fifo.get()==dcu_data_rsp_msg
+    assert m.ifc.fwd_fifo.get()==dcu_data_ind_msg
+    
+    m.send_dcu_cmd(b'\x01\x01\x06\x01\x00\x01\x03\xe8')
+    assert m.ifc.fwd_fifo.get() == b''
+    assert m.ifc.tx_fifo.get()== b''
+    assert m.sent_pdu == dcu_command_ind_msg
+    m.sent_pdu = bytearray()
+
+    assert str(m.seq) == '02:94'
+    assert Proxy.mqtt.key == ''
+    assert Proxy.mqtt.data == ""
+
+    m.append_msg(dcu_command_rsp_msg)
+    m.read() # read at resp
+    assert m.control == 0x1510
+    assert str(m.seq) == '03:94'
+    assert m.ifc.rx_get()==b''
+    assert m.ifc.tx_fifo.get()==b''
+    assert m.ifc.fwd_fifo.get()==b''
+    assert Proxy.mqtt.key == 'tsun/dcu_resp'
+    assert Proxy.mqtt.data == "+ok"
+    Proxy.mqtt.clear()  # clear last test result
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_dcu_cmd_not_supported(my_loop, config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg):
+    '''test that an inverter don't accept the dcu_power command'''
+    _ = config_tsun_allow_all
+    m = MemoryStream(device_ind_msg, (0,), True)
+    m.read()   # read device ind
+    assert m.control == 0x4110
+    assert str(m.seq) == '01:01'
+    assert m.ifc.tx_fifo.get()==device_rsp_msg
+    assert m.ifc.fwd_fifo.get()==device_ind_msg
+
+    m.send_dcu_cmd(b'\x01\x01\x06\x01\x00\x01\x03\xe8')
+    assert m.ifc.tx_fifo.get()==b''
+    assert m.ifc.fwd_fifo.get()==b''
+    assert m.sent_pdu == b''
+    assert str(m.seq) == '01:01'
+    assert Proxy.mqtt.key == ''
+    assert Proxy.mqtt.data == ""
+
+    m.append_msg(inverter_ind_msg)
+    m.read() # read inverter ind
+    assert m.control == 0x4210
+    assert str(m.seq) == '02:02'
+    assert m.ifc.tx_fifo.get()==inverter_rsp_msg
+    assert m.ifc.fwd_fifo.get()==inverter_ind_msg
+    
+    m.send_dcu_cmd(b'\x01\x01\x06\x01\x00\x01\x03\xe8')
+    assert m.ifc.fwd_fifo.get() == b''
+    assert m.ifc.tx_fifo.get()== b''
+    assert m.sent_pdu == b''
+    Proxy.mqtt.clear()  # clear last test result
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_proxy_dcu_cmd(my_loop, config_tsun_dcu1, patch_open_connection, dcu_command_ind_msg, dcu_command_rsp_msg):
+    _ = config_tsun_inv1
+    _ = patch_open_connection
+    assert asyncio.get_running_loop()
+
+    with InverterTest(FakeReader(), FakeWriter(), client_mode=False) as inverter:
+        await inverter.create_remote()
+        await asyncio.sleep(0)
+        r = inverter.remote.stream
+        l = inverter.local.stream
+
+        l.db.stat['proxy']['DCU_Command'] = 0
+        l.db.stat['proxy']['AT_Command'] = 0
+        l.db.stat['proxy']['Unknown_Ctrl'] = 0
+        l.db.stat['proxy']['AT_Command_Blocked'] = 0
+        l.db.stat['proxy']['Modbus_Command'] = 0
+        inverter.forward_dcu_cmd_resp = False
+        r.append_msg(dcu_command_ind_msg)
+        r.read()         # read complete msg, and dispatch msg
+        assert inverter.forward_dcu_cmd_resp
+        inverter.forward(r,l)
+
+        assert l.ifc.tx_fifo.get()==dcu_command_ind_msg
+
+        assert l.db.stat['proxy']['Invalid_Msg_Format'] == 0
+        assert l.db.stat['proxy']['DCU_Command'] == 1
+        assert l.db.stat['proxy']['AT_Command'] == 0
+        assert l.db.stat['proxy']['AT_Command_Blocked'] == 0
+        assert l.db.stat['proxy']['Modbus_Command'] == 0
+        assert 2 == l.db.get_db_value(Register.NO_INPUTS, 0)
+
+        l.append_msg(dcu_command_rsp_msg)
+        l.read() # read at resp
+        assert l.ifc.fwd_fifo.peek()==dcu_command_rsp_msg
+        inverter.forward(l,r)
+        assert r.ifc.tx_fifo.get()==dcu_command_rsp_msg
+
+        assert Proxy.mqtt.key == ''
+        assert Proxy.mqtt.data == ""
+

app/tests/test_solarman_emu.py

@@ -9,6 +9,9 @@ from infos import Infos, Register
 from test_solarman import FakeIfc, FakeInverter, MemoryStream, get_sn_int, get_sn, correct_checksum, config_tsun_inv1, msg_modbus_rsp
 from test_infos_g3p import str_test_ip, bytes_test_ip
 
+
+pytest_plugins = ('pytest_asyncio',)
+
 timestamp = 0x3224c8bc
 
 class InvStream(MemoryStream):
@@ -125,23 +128,23 @@ def heartbeat_ind():
     msg  = b'\xa5\x01\x00\x10G\x00\x01\x00\x00\x00\x00\x00Y\x15'
     return msg
 
-def test_emu_init_close():
-    # received a message with wrong start byte plus an valid message
-    # the complete receive buffer must be cleared to 
-    # find the next valid message
+@pytest.mark.asyncio(loop_scope="session")
+async def test_emu_init_close(my_loop, config_tsun_inv1):
+    _ = config_tsun_inv1
+    assert asyncio.get_running_loop()
     inv = InvStream()
     cld = CldStream(inv)
     cld.close()
 
 
-@pytest.mark.asyncio
-async def test_emu_start(config_tsun_inv1, msg_modbus_rsp, str_test_ip, device_ind_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_emu_start(my_loop, config_tsun_inv1, msg_modbus_rsp, str_test_ip, device_ind_msg):
     _ = config_tsun_inv1
     assert asyncio.get_running_loop()
     inv = InvStream(msg_modbus_rsp)
 
     assert asyncio.get_running_loop() == inv.mb_timer.loop
-    await inv.send_start_cmd(get_sn_int(), str_test_ip, True, inv.mb_first_timeout)
+    inv.send_start_cmd(get_sn_int(), str_test_ip, True, inv.mb_first_timeout)
     inv.read()         # read complete msg, and dispatch msg
     assert not inv.header_valid  # must be invalid, since msg was handled and buffer flushed
     assert inv.msg_count == 1
@@ -152,18 +155,19 @@ async def test_emu_start(config_tsun_inv1, msg_modbus_rsp, str_test_ip, device_i
     assert inv.ifc.fwd_fifo.peek() == device_ind_msg
     cld.close()
 
-def test_snd_hb(config_tsun_inv1, heartbeat_ind):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_snd_hb(my_loop, config_tsun_inv1, heartbeat_ind):
     _ = config_tsun_inv1
     inv = InvStream()
     cld = CldStream(inv)
 
-    # await inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
+    # inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
     cld.send_heartbeat_cb(0)
     assert cld.ifc.tx_fifo.peek() == heartbeat_ind
     cld.close()
 
-@pytest.mark.asyncio
-async def test_snd_inv_data(config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_snd_inv_data(my_loop, config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg):
     _ = config_tsun_inv1
     inv = InvStream()
     inv.db.set_db_def_value(Register.INVERTER_STATUS, 1)
@@ -174,7 +178,7 @@ async def test_snd_inv_data(config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg
     inv.db.set_db_def_value(Register.GRID_FREQUENCY, 50.05)
     inv.db.set_db_def_value(Register.PROD_COMPL_TYPE, 6)
     assert asyncio.get_running_loop() == inv.mb_timer.loop
-    await inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
+    inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
     inv.db.set_db_def_value(Register.DATA_UP_INTERVAL, 17)  # set test value
 
     cld = CldStream(inv)
@@ -204,12 +208,12 @@ async def test_snd_inv_data(config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg
 
     cld.close()
 
-@pytest.mark.asyncio
-async def test_rcv_invalid(config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_rcv_invalid(my_loop, config_tsun_inv1, inverter_ind_msg, inverter_rsp_msg):
     _ = config_tsun_inv1
     inv = InvStream()
     assert asyncio.get_running_loop() == inv.mb_timer.loop
-    await inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
+    inv.send_start_cmd(get_sn_int(), str_test_ip, False, inv.mb_first_timeout)
     inv.db.set_db_def_value(Register.DATA_UP_INTERVAL, 17)  # set test value
 
     cld = CldStream(inv)

app/tests/test_talent.py

@@ -1048,7 +1048,8 @@ def msg_inverter_ms3000_ind(): # Data indication from the controller
     msg +=  b'\x53\x00\x66'                                                      #  | S.f'
     return msg
 
-def test_read_message(msg_contact_info):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_read_message(msg_contact_info):
     Config.act_config = {'tsun':{'enabled': True}}
     m = MemoryStream(msg_contact_info, (0,))
     m.read()         # read complete msg, and dispatch msg
@@ -2405,19 +2406,19 @@ def test_msg_modbus_fragment(config_tsun_inv1, msg_modbus_rsp20):
     assert m.db.stat['proxy']['Modbus_Command'] == 0
     m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_msg_build_modbus_req(config_tsun_inv1, msg_modbus_cmd):
     _ = config_tsun_inv1
     m = MemoryStream(b'', (0,), True)
     m.id_str = b"R170000000000001" 
-    await m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
+    m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
     assert 0 == m.send_msg_ofs
     assert m.ifc.fwd_fifo.get() == b''
     assert m.ifc.tx_fifo.get() == b''
     assert m.sent_pdu == b''
 
     m.state = State.up
-    await m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
+    m.send_modbus_cmd(Modbus.WRITE_SINGLE_REG, 0x2008, 0, logging.DEBUG)
     assert 0 == m.send_msg_ofs
     assert m.ifc.fwd_fifo.get() == b''
     assert m.ifc.tx_fifo.get() == b''
@@ -2444,7 +2445,7 @@ def test_modbus_no_polling(config_no_modbus_poll, msg_get_time):
     assert m.db.stat['proxy']['Unknown_Ctrl'] == 0
     m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_polling(config_tsun_inv1, msg_inverter_ind):
     _ = config_tsun_inv1
     assert asyncio.get_running_loop()
@@ -2485,7 +2486,7 @@ async def test_modbus_polling(config_tsun_inv1, msg_inverter_ind):
     assert next(m.mb_timer.exp_count) == 4
     m.close()
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_modbus_scaning(config_tsun_inv1, msg_inverter_ind, msg_modbus_rsp21):
     _ = config_tsun_inv1
     assert asyncio.get_running_loop()

app/tests/test_web_route.py

@@ -1,21 +1,37 @@
 # test_with_pytest.py
 import pytest
-from server import app
-from web import Web, web
+import logging
+import os, errno
+import datetime
+from os import DirEntry, stat_result
+from quart import current_app
+from mock import patch
+
+from server import app as my_app
+from server import Server
+from web import web
 from async_stream import AsyncStreamClient
 from gen3plus.inverter_g3p import InverterG3P
+from web.log_handler import LogHandler
 from test_inverter_g3p import FakeReader, FakeWriter, config_conn
 from cnf.config import Config
-from mock import patch
 from proxy import Proxy
-import os, errno
+
+
+class FakeServer(Server):
+    def __init__(self):
+        pass  # don't call the suoer(.__init__ for unit tests
+
 
 pytest_plugins = ('pytest_asyncio',)
+@pytest.fixture(scope="session")
+def app():
+    yield my_app
 
 @pytest.fixture(scope="session")
-def client():
+def client(app):
     app.secret_key = 'super secret key'
-    Web(app, '../transfer', False)
+    app.testing = True
     return app.test_client()
 
 @pytest.fixture
@@ -45,112 +61,118 @@ def create_inverter_client(config_conn):
 
     return inv
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_home(client):
     """Test the home route."""
     response = await client.get('/')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b"<title>TSUN Proxy - Connections</title>" in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_page(client):
     """Test the mqtt page route."""
     response = await client.get('/mqtt')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b"<title>TSUN Proxy - MQTT Status</title>" in await response.data
+    assert b'fetch("/mqtt-fetch")' in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_rel_page(client):
-    """Test the mqtt route."""
+    """Test the mqtt route with relative paths."""
     web.build_relative_urls = True
     response = await client.get('/mqtt')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b'fetch("./mqtt-fetch")' in await response.data
     web.build_relative_urls = False
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_notes(client):
     """Test the notes page route."""
     response = await client.get('/notes')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b"<title>TSUN Proxy - Important Messages</title>" in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_logging(client):
     """Test the logging page route."""
     response = await client.get('/logging')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b"<title>TSUN Proxy - Log Files</title>" in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_favicon96(client):
     """Test the favicon-96x96.png route."""
     response = await client.get('/favicon-96x96.png')
     assert response.status_code == 200
     assert response.mimetype == 'image/png'
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_favicon(client):
     """Test the favicon.ico route."""
     response = await client.get('/favicon.ico')
     assert response.status_code == 200
     assert response.mimetype == 'image/x-icon'
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_favicon_svg(client):
     """Test the favicon.svg route."""
     response = await client.get('/favicon.svg')
     assert response.status_code == 200
     assert response.mimetype == 'image/svg+xml'
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_apple_touch_icon(client):
     """Test the apple-touch-icon.png route."""
     response = await client.get('/apple-touch-icon.png')
     assert response.status_code == 200
     assert response.mimetype == 'image/png'
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_manifest(client):
     """Test the site.webmanifest route."""
     response = await client.get('/site.webmanifest')
     assert response.status_code == 200
     assert response.mimetype == 'application/manifest+json'
 
-@pytest.mark.asyncio
-async def test_data_fetch(create_inverter):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_data_fetch(client, create_inverter):
     """Test the data-fetch route."""
     _ = create_inverter
-    client = app.test_client()
     response = await client.get('/data-fetch')
     assert response.status_code == 200
 
     response = await client.get('/data-fetch')
     assert response.status_code == 200
+    assert b'<h5>Connections</h5>' in await response.data
 
-@pytest.mark.asyncio
-async def test_data_fetch1(create_inverter_server):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_data_fetch1(client, create_inverter_server):
     """Test the data-fetch route with server connection."""
     _ = create_inverter_server
-    client = app.test_client()
     response = await client.get('/data-fetch')
     assert response.status_code == 200
 
     response = await client.get('/data-fetch')
     assert response.status_code == 200
+    assert b'<h5>Connections</h5>' in await response.data
 
-@pytest.mark.asyncio
-async def test_data_fetch2(create_inverter_client):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_data_fetch2(client, create_inverter_client):
     """Test the data-fetch route with client connection."""
     _ = create_inverter_client
-    client = app.test_client()
     response = await client.get('/data-fetch')
     assert response.status_code == 200
 
     response = await client.get('/data-fetch')
     assert response.status_code == 200
+    assert b'<h5>Connections</h5>' in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_language_en(client):
     """Test the language/en route and cookie."""
     response = await client.get('/language/en', headers={'referer': '/index'})
@@ -158,31 +180,60 @@ async def test_language_en(client):
     assert response.content_language.pop() == 'en'
     assert response.location == '/index'
     assert response.mimetype == 'text/html'
+    assert b'<html lang=en' in await response.data
+    assert b'<title>Redirecting...</title>' in await response.data
 
     client.set_cookie('test', key='language', value='de')
-    response = await client.get('/mqtt')
+    response = await client.get('/')
     assert response.status_code == 200
     assert response.mimetype == 'text/html'
+    assert b'<html lang="en"' in await response.data
+    assert b'<title>TSUN Proxy - Connections</title>' in await response.data
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_language_de(client):
     """Test the language/de route."""
+
     response = await client.get('/language/de', headers={'referer': '/'})
     assert response.status_code == 302
     assert response.content_language.pop() == 'de'
     assert response.location == '/'
     assert response.mimetype == 'text/html'
+    assert b'<html lang=en>' in await response.data
+    assert b'<title>Redirecting...</title>' in await response.data
 
+    client.set_cookie('test', key='language', value='en')
+    response = await client.get('/')
+    assert response.status_code == 200
+    assert response.mimetype == 'text/html'
+    assert b'<html lang="de"' in await response.data
+    # the following assert fails on github runner, since the translation to german fails
+    # assert b'<title>TSUN Proxy - Verbindungen</title>' in await response.data 
 
-@pytest.mark.asyncio
+    """Switch back to english"""
+    response = await client.get('/language/en', headers={'referer': '/index'})
+    assert response.status_code == 302
+    assert response.content_language.pop() == 'en'
+    assert response.location == '/index'
+    assert response.mimetype == 'text/html'
+    assert b'<html lang=en>' in await response.data
+    assert b'<title>Redirecting...</title>' in await response.data
+
+@pytest.mark.asyncio(loop_scope="session")
 async def test_language_unknown(client):
     """Test the language/unknown route."""
     response = await client.get('/language/unknown')
     assert response.status_code == 404
     assert response.mimetype == 'text/html'
 
+    client.set_cookie('test', key='language', value='en')
+    response = await client.get('/')
+    assert response.status_code == 200
+    assert response.mimetype == 'text/html'
+    assert b'<title>TSUN Proxy - Connections</title>' in await response.data
 
-@pytest.mark.asyncio
+
+@pytest.mark.asyncio(loop_scope="session")
 async def test_mqtt_fetch(client, create_inverter):
     """Test the mqtt-fetch route."""
     _ = create_inverter
@@ -190,36 +241,89 @@ async def test_mqtt_fetch(client, create_inverter):
 
     response = await client.get('/mqtt-fetch')
     assert response.status_code == 200
+    assert b'<h5>MQTT devices</h5>' in await response.data
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_notes_fetch(client, config_conn):
     """Test the notes-fetch route."""
-    _ = create_inverter
+    _ = config_conn
 
+    s = FakeServer()
+    s.src_dir = 'app/src/'
+    s.init_logging_system()
+
+    # First clear log and test Well done message
+    logh = LogHandler()
+    logh.clear()
     response = await client.get('/notes-fetch')
     assert response.status_code == 200
+    assert b'<h2>Well done!</h2>' in await response.data
+
+    # Check info logs which must be ignored here
+    logging.info('config_info')
+    logh.flush()
+    response = await client.get('/notes-fetch')
+    assert response.status_code == 200
+    assert b'<h2>Well done!</h2>' in await response.data
+
+    # Check warning logs which must be added to the note list
+    logging.warning('config_warning')
+    logh.flush()
+    response = await client.get('/notes-fetch')
+    assert response.status_code == 200
+    assert b'WARNING' in await response.data
+    assert b'config_warning' in await response.data
+
+    # Check error logs which must be added to the note list
+    logging.error('config_err')
+    logh.flush()
+    response = await client.get('/notes-fetch')
+    assert response.status_code == 200
+    assert b'ERROR' in await response.data
+    assert b'config_err' in await response.data
 
 
-@pytest.mark.asyncio
-async def test_file_fetch(client, config_conn):
+@pytest.mark.asyncio(loop_scope="session")
+async def test_file_fetch(client, config_conn, monkeypatch):
     """Test the data-fetch route."""
     _ = config_conn
     assert Config.log_path == 'app/tests/log/'
+    def my_stat1(*arg):
+        stat = stat_result
+        stat.st_size = 20
+        stat.st_birthtime = datetime.datetime(2024, 1, 31, 10, 30, 15)
+        stat.st_mtime = datetime.datetime(2024, 1, 1, 1, 30, 15).timestamp()
+        return stat
+
+    monkeypatch.setattr(DirEntry, "stat", my_stat1)
     response = await client.get('/file-fetch')
     assert response.status_code == 200
 
 
-@pytest.mark.asyncio
+    def my_stat2(*arg):
+        stat = stat_result
+        stat.st_size = 20
+        stat.st_mtime = datetime.datetime(2024, 1, 1, 1, 30, 15).timestamp()
+        return stat
+
+    monkeypatch.setattr(DirEntry, "stat", my_stat2)
+    monkeypatch.delattr(stat_result, "st_birthtime")
+    response = await client.get('/file-fetch')
+    assert response.status_code == 200
+    assert b'<h4>test.txt</h4>' in await response.data
+
+@pytest.mark.asyncio(loop_scope="session")
 async def test_send_file(client, config_conn):
     """Test the send-file route."""
     _ = config_conn
     assert Config.log_path == 'app/tests/log/'
     response = await client.get('/send-file/test.txt')
     assert response.status_code == 200
+    assert b'2025-04-30 00:01:23' in await response.data
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_missing_send_file(client, config_conn):
     """Test the send-file route (file not found)."""
     _ = config_conn
@@ -228,7 +332,7 @@ async def test_missing_send_file(client, config_conn):
     assert response.status_code == 404
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_invalid_send_file(client, config_conn):
     """Test the send-file route (invalid filename)."""
     _ = config_conn
@@ -253,7 +357,7 @@ def patch_os_remove_ok():
     with patch.object(os, 'remove', new_remove) as wrapped_os:
         yield wrapped_os
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_del_file_ok(client, config_conn, patch_os_remove_ok):
     """Test the del-file route with no error."""
     _ = config_conn
@@ -263,7 +367,7 @@ async def test_del_file_ok(client, config_conn, patch_os_remove_ok):
     assert response.status_code == 204
 
 
-@pytest.mark.asyncio
+@pytest.mark.asyncio(loop_scope="session")
 async def test_del_file_err(client, config_conn, patch_os_remove_err):
     """Test the send-file route with OSError."""
     _ = config_conn
@@ -271,3 +375,20 @@ async def test_del_file_err(client, config_conn, patch_os_remove_err):
     assert Config.log_path == 'app/tests/log/'
     response = await client.delete ('/del-file/test.txt')
     assert response.status_code == 404
+
+@pytest.mark.asyncio(loop_scope="session")
+async def test_addon_links(client):
+    """Test links to HA add-on config/log in UI"""
+    with patch.dict(os.environ, {'SLUG': 'c676133d', 'HOSTNAME': 'c676133d-tsun-proxy'}):
+        response = await client.get('/')
+        assert response.status_code == 200
+        assert response.mimetype == 'text/html'
+        assert b'Add-on Config' in await response.data
+        assert b'href="/hassio/addon/c676133d_tsun-proxy/logs' in await response.data
+        assert b'href="/hassio/addon/c676133d_tsun-proxy/config' in await response.data
+
+    # check that links are not available if env vars SLUG and HOSTNAME are not defined (docker version)    
+    response = await client.get('/')
+    assert response.status_code == 200
+    assert response.mimetype == 'text/html'
+    assert b'Add-on Config' not in await response.data

app/translations/de/LC_MESSAGES/messages.po

@@ -8,7 +8,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: tsun-gen3-proxy 0.14.0\n"
 "Report-Msgid-Bugs-To: EMAIL@ADDRESS\n"
-"POT-Creation-Date: 2025-05-04 18:16+0200\n"
+"POT-Creation-Date: 2025-05-13 22:34+0200\n"
 "PO-Revision-Date: 2025-04-18 16:24+0200\n"
 "Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
 "Language: de\n"
@@ -19,30 +19,34 @@ msgstr ""
 "Content-Transfer-Encoding: 8bit\n"
 "Generated-By: Babel 2.17.0\n"
 
-#: src/web/conn_table.py:52 src/web/templates/base.html.j2:58
+#: src/web/conn_table.py:53 src/web/templates/base.html.j2:58
 msgid "Connections"
 msgstr "Verbindungen"
 
-#: src/web/conn_table.py:59
+#: src/web/conn_table.py:60
 msgid "Device-IP:Port"
 msgstr "Geräte-IP:Port"
 
-#: src/web/conn_table.py:59
+#: src/web/conn_table.py:60
 msgid "Device-IP"
 msgstr "Geräte-IP"
 
-#: src/web/conn_table.py:60 src/web/mqtt_table.py:34
+#: src/web/conn_table.py:61 src/web/mqtt_table.py:34
 msgid "Serial-No"
 msgstr "Seriennummer"
 
-#: src/web/conn_table.py:61
+#: src/web/conn_table.py:62
 msgid "Cloud-IP:Port"
 msgstr "Cloud-IP:Port"
 
-#: src/web/conn_table.py:61
+#: src/web/conn_table.py:62
 msgid "Cloud-IP"
 msgstr "Cloud-IP"
 
+#: src/web/log_files.py:48
+msgid "n/a"
+msgstr "keine Angabe"
+
 #: src/web/mqtt_table.py:27
 msgid "MQTT devices"
 msgstr "MQTT Geräte"
@@ -71,6 +75,14 @@ msgstr "Wichtige Hinweise"
 msgid "Log Files"
 msgstr "Log Dateien"
 
+#: src/web/templates/base.html.j2:64
+msgid "Add-on Config"
+msgstr "Add-on Konfiguration"
+
+#: src/web/templates/base.html.j2:65
+msgid "Add-on Log"
+msgstr "Add-on Protokoll"
+
 #: src/web/templates/page_index.html.j2:3
 msgid "TSUN Proxy - Connections"
 msgstr "TSUN Proxy - Verbindungen"
@@ -116,12 +128,13 @@ msgid "TSUN Proxy - Log Files"
 msgstr "TSUN Proxy - Log Dateien"
 
 #: src/web/templates/page_logging.html.j2:10
-msgid "Do you really want to delete the log file"
-msgstr "Soll die Datei wirklich gelöscht werden"
+#, python-format
+msgid "Do you really want to delete the log file: <br>%(file)s ?"
+msgstr "Soll die Datei: <br>%(file)s<br>wirklich gelöscht werden?"
 
 #: src/web/templates/page_logging.html.j2:12
-msgid "Delete File</button"
-msgstr "File löschen"
+msgid "Delete File"
+msgstr "Datei löschen"
 
 #: src/web/templates/page_logging.html.j2:13
 msgid "Abort"

ha_addons/Makefile

@@ -192,7 +192,7 @@ $(repro_all_subdirs) :
 	mkdir -p $@
 
 $(repro_all_templates) : $(INST_BASE)/ha_addon_%/config.yaml: $(TEMPL)/config.jinja $(TEMPL)/%_data.json $(SRC)/.version FORCE
-	$(JINJA) --strict -D AppVersion=$(VERSION)-$* -D BuildID=$(BUILD_ID) $< $(filter %.json,$^) -o $@
+	$(JINJA) --strict -D AppVersion=$(VERSION)-$*$(RC) -D BuildID=$(BUILD_ID) $< $(filter %.json,$^) -o $@
 
 $(repro_all_apparmor) : $(INST_BASE)/ha_addon_%/apparmor.txt: $(TEMPL)/apparmor.jinja $(TEMPL)/%_data.json
 	$(JINJA) --strict $< $(filter %.json,$^) -o $@

ha_addons/docker-bake.hcl

@@ -29,27 +29,23 @@ target "_common" {
     "type =sbom,generator=docker/scout-sbom-indexer:latest"
   ]
   annotations = [
-    "index:io.hass.version=${VERSION}",
     "index:io.hass.type=addon",
-    "index:io.hass.arch=armhf|aarch64|i386|amd64",
-    "index:org.opencontainers.image.title=TSUN-Proxy",
-    "index:org.opencontainers.image.authors=Stefan Allius",
-    "index:org.opencontainers.image.created=${BUILD_DATE}",
-    "index:org.opencontainers.image.version=${VERSION}",
-    "index:org.opencontainers.image.revision=${BRANCH}",
-    "index:org.opencontainers.image.description=${DESCRIPTION}",
+    "index:io.hass.arch=aarch64|amd64",
+    "index,manifest-descriptor:org.opencontainers.image.title=TSUN-Proxy",
+    "index,manifest-descriptor:org.opencontainers.image.authors=Stefan Allius",
+    "index,manifest-descriptor:org.opencontainers.image.created=${BUILD_DATE}",
+    "index,manifest-descriptor:org.opencontainers.image.version=${VERSION}",
+    "index,manifest-descriptor:org.opencontainers.image.description=${DESCRIPTION}",
     "index:org.opencontainers.image.licenses=BSD-3-Clause",
-    "index:org.opencontainers.image.source=https://github.com/s-allius/tsun-gen3-proxy/ha_addons/ha_addon"
+    "index:org.opencontainers.image.source=https://github.com/s-allius/tsun-gen3-proxy/ha_addons/ha_addon",
   ]
   labels = {
-    "io.hass.version" = "${VERSION}"
     "io.hass.type" = "addon"
-    "io.hass.arch" = "armhf|aarch64|i386|amd64"
+    "io.hass.arch" = "aarch64|amd64"
     "org.opencontainers.image.title" = "TSUN-Proxy"
     "org.opencontainers.image.authors" = "Stefan Allius"
     "org.opencontainers.image.created" = "${BUILD_DATE}"
     "org.opencontainers.image.version" = "${VERSION}"
-    "org.opencontainers.image.revision" = "${BRANCH}"
     "org.opencontainers.image.description" = "${DESCRIPTION}"
     "org.opencontainers.image.licenses" = "BSD-3-Clause"
     "org.opencontainers.image.source" = "https://github.com/s-allius/tsun-gen3-proxy/ha_addonsha_addon"
@@ -59,7 +55,7 @@ target "_common" {
   ]
 
   no-cache = false
-  platforms = ["linux/amd64", "linux/arm64", "linux/arm/v7"]
+  platforms = ["linux/amd64", "linux/arm64"]
 }
 
 target "_debug" {

ha_addons/ha_addon/Dockerfile

@@ -13,12 +13,12 @@
 # 1 Build Base Image #
 ######################
 
-ARG BUILD_FROM="ghcr.io/hassio-addons/base:17.2.4"
+ARG BUILD_FROM="ghcr.io/hassio-addons/base:18.1.4"
 # hadolint ignore=DL3006
 FROM $BUILD_FROM AS base
 
 # Installiere Python, pip und virtuelle Umgebungstools
-RUN apk add --no-cache python3=3.12.10-r0 py3-pip=24.3.1-r0 && \
+RUN apk add --no-cache python3=3.12.11-r0 py3-pip=25.1.1-r0 && \
     python -m venv /opt/venv && \
     . /opt/venv/bin/activate
 

ha_addons/ha_addon/rootfs/run.sh

@@ -1,18 +1,46 @@
 #!/usr/bin/with-contenv bashio
 
-echo "Add-on environment started"
+bashio::log.blue "-----------------------------------------------------------"
+bashio::log.blue "run.sh: info: setup Add-on environment"
+bashio::cache.flush_all
+MQTT_HOST=""
+SLUG=""
+HOSTNAME=""
+if bashio::supervisor.ping; then
+    bashio::log "run.sh: info: check Home Assistant bashio for config values"
+    if bashio::services.available mqtt; then
+        MQTT_HOST=$(bashio::services mqtt "host")
+        MQTT_PORT=$(bashio::services mqtt "port")
+        MQTT_USER=$(bashio::services mqtt "username")
+        MQTT_PASSWORD=$(bashio::services mqtt "password")
+    else
+        bashio::log.yellow "run.sh: info: Home Assistant MQTT service not available!"
+    fi
+    SLUG=$(bashio::addon.repository)
+    HOSTNAME=$(bashio::addon.hostname)
+else
+    bashio::log.red "run.sh: error: Home Assistant Supervisor API not available!"
+fi
 
-echo "check for Home Assistant MQTT"
-MQTT_HOST=$(bashio::services mqtt "host")
-MQTT_PORT=$(bashio::services mqtt "port")
-MQTT_USER=$(bashio::services mqtt "username")
-MQTT_PASSWORD=$(bashio::services mqtt "password")
+if [ -z "$SLUG" ]; then
+    bashio::log.yellow "run.sh: info: addon slug not found"
+else
+    bashio::log.green "run.sh: info: found addon slug: $SLUG"
+    export SLUG
+
+fi
+if [ -z "$HOSTNAME" ]; then
+    bashio::log.yellow "run.sh: info: addon hostname not found"
+else
+    bashio::log.green "run.sh: info: found addon hostname: $HOSTNAME"
+    export HOSTNAME
+fi
 
 # if a MQTT was/not found, drop a note
 if [ -z "$MQTT_HOST" ]; then
-    echo "MQTT not found"
+    bashio::log.yellow "run.sh: info: MQTT config not found"
 else
-    echo "MQTT found"
+    bashio::log.green "run.sh: info: found MQTT config"
     export MQTT_HOST
     export MQTT_PORT
     export MQTT_USER
@@ -29,5 +57,6 @@ cd /home/proxy || exit
 
 export VERSION=$(cat /proxy-version.txt)
 
-echo "Start Proxyserver..."
-python3 server.py --rel_urls=True --json_config=/data/options.json  --log_path=/homeassistant/tsun-proxy/logs/ --config_path=/homeassistant/tsun-proxy/ --log_backups=2
+bashio::log.blue "run.sh: info: Start Proxyserver..."
+bashio::log.blue "-----------------------------------------------------------"
+python3 server.py --rel_urls --json_config=/data/options.json  --log_path=/homeassistant/tsun-proxy/logs/ --config_path=/homeassistant/tsun-proxy/ --log_backups=2

ha_addons/templates/config.jinja

@@ -10,8 +10,6 @@ init: false
 arch:
   - aarch64
   - amd64
-  - armhf
-  - armv7
 startup: services
 homeassistant_api: true
 map:

ha_addons/templates/rc_data.json

@@ -2,7 +2,6 @@
 {
     "name": "TSUN-Proxy (Release Candidate)",
     "description": "MQTT Proxy for TSUN Photovoltaic Inverters",
-    "version": "rc",
     "image": "ghcr.io/s-allius/tsun-gen3-addon",
     "slug": "tsun-proxy-rc",
     "advanced": true,