First commit
This commit is contained in:
40
CHANGELOG.md
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40
CHANGELOG.md
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# Changelog
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All notable changes to this project will be documented in this file.
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Added : for new features.
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Changed : for changes in existing functionality.
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Deprecated: for soon-to-be removed features.
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Removed : for now removed features.
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Fixed : for any bug fixes.
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Security : in case of vulnerabilities.
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## [0.0.1] - pre 2024-02-16
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- Had only weather station functionality
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## [0.1.0] - 2024-02-16
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### Added
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- Can now send beacons
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- Beacons and weather reports transmit intervals, digi_paths, etc. can be set via a YAML configuration file
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- Periodic transmisions are scheduled with +/- one minute randomnes in transmision time
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- APRS frames are logged to file (file name can be set in YAML configuration file)
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- sending to APRS-IS implemented
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## [0.1.1] - 2024-02-17
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### Fixed
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- Catch errors when connection to APRS-IS fails, so program doesn't crash.
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### Added
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- connected to APRS-IS feed
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## [0.1.1] - 2024-02-17
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### Added
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- iGate functionality
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21
README.md
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21
README.md
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# PE1RXF APRS
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A basic Linux APRS iGate and APRS weather station with additional (optional) PE1RXF telemetry support.
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## Requirements
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- Python3
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- minimalmodbus
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- retrying
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- gps3
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- schedule
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- aprslib
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## License
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Copyright (C) 2024 M.T. Konstapel
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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36
ax25.py
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36
ax25.py
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@@ -0,0 +1,36 @@
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'''
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# A basic APRS iGate and APRS weather station with additional (optional) PE1RXF telemetry support
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#
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# This program reads the registers of the PE1RXF weather station via ModBus RTU and sends it as
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# an APRS WX report over APRS. Additionally, it sends beacons and forwards received APRS messages
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# to the APRS-IS network. All configurable via a YAML file called pe1rxf_aprs.yml.
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#
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# This program also has a PE1RXF APRS telemetry to MQTT bridge, which is configurable via pe1rxf_telemetry.yml
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#
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# Copyright (C) 2023, 2024 M.T. Konstapel https://meezenest.nl/mees
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#
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# This file is part of weather_station
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#
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# weather_station is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
|
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# weather_station is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with weather_station. If not, see <https://www.gnu.org/licenses/>.
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'''
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import yaml
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from yaml.loader import SafeLoader
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class config_reader:
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# initiate class: define name configuration files
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def __init__(self, main_config_file, telemetry_config_file):
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return 0
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160
config_reader.py
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160
config_reader.py
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'''
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# A basic APRS iGate and APRS weather station with additional (optional) PE1RXF telemetry support
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#
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# This program reads the registers of the PE1RXF weather station via ModBus RTU and sends it as
|
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# an APRS WX report over APRS. Additionally, it sends beacons and forwards received APRS messages
|
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# to the APRS-IS network. All configurable via a YAML file called pe1rxf_aprs.yml.
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#
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# This program also has a PE1RXF APRS telemetry to MQTT bridge, which is configurable via pe1rxf_telemetry.yml
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#
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# Copyright (C) 2023, 2024 M.T. Konstapel https://meezenest.nl/mees
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#
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# This file is part of weather_station
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#
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# weather_station is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
|
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# (at your option) any later version.
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#
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# weather_station is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with weather_station. If not, see <https://www.gnu.org/licenses/>.
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'''
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import yaml
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from yaml.loader import SafeLoader
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class config_reader:
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# initiate class: define name configuration files
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def __init__(self, main_config_file, telemetry_config_file):
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self.config_file = main_config_file
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self.telemetry_file = telemetry_config_file
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self.modbus_settings = []
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self.aprsis_settings = []
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self.weather_settings = []
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self.beacon_settings = []
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self.telemetry_settings = []
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def read_settings(self):
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if self.read_config_file() == 0:
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return 0
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if self.read_telemetry_file() == 0:
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return 0
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if self.test_global_settings() == 0:
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return 0
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if self.test_modbus_settings() == 0:
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return 0
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if self.test_aprsis_settings() == 0:
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return 0
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if self.test_weather_settings() == 0:
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return 0
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if self.test_beacon_settings() == 0:
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return 0
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if self.test_telemetry_settings() == 0:
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return 0
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return 1
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def read_config_file (self):
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try:
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with open(self.config_file) as f:
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self.config_file_settings = yaml.load(f, Loader=SafeLoader)
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except:
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print ("Configuration file ./" + self.config_file + " not found or syntax error in file.")
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return 0
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else:
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return 1
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def read_telemetry_file (self):
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try:
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with open(self.telemetry_file) as f:
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self.telemetry_settings = yaml.load(f, Loader=SafeLoader)
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except:
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print ("Telemetry configuration file ./" + self.telemetry_file + " not found or syntax error in file.")
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return 0
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else:
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return 1
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# Test if all settings are pressebt
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def test_global_settings(self):
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# Test is all expected settings are present
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try:
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tmp = self.config_file_settings['global']['log-rf']
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except:
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print ("Error in the global section of the configuration file.")
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return 0
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else:
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return 1
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# Test if all settings are pressebt
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def test_modbus_settings(self):
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# Test is all expected settings are present
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try:
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tmp = self.config_file_settings['modbus']['port']
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tmp = self.config_file_settings['modbus']['address']
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except:
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print ("Error in the modbus section of the configuration file.")
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return 0
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else:
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return 1
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def test_aprsis_settings(self):
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try:
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tmp = self.config_file_settings['aprsis']['call']
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tmp = self.config_file_settings['aprsis']['passcode']
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tmp = self.config_file_settings['aprsis']['server']
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tmp = self.config_file_settings['aprsis']['port']
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tmp = self.config_file_settings['aprsis']['filter']
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except:
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print ("Error in the aprsis section of the configuration file.")
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return 0
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else:
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return 1
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def test_weather_settings(self):
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for entry in self.config_file_settings['weather']:
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try:
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tmp = entry['port']
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tmp = entry['call']
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tmp = entry['destination']
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tmp = entry['digi_path']
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tmp = entry['position']
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tmp = entry['interval']
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except:
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print ("Error in the weather section of the configuration file.")
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return 0
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else:
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return 1
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def test_beacon_settings(self):
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for entry in self.config_file_settings['beacon']:
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try:
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tmp = entry['port']
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tmp = entry['call']
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tmp = entry['destination']
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tmp = entry['digi_path']
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tmp = entry['position']
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tmp = entry['interval']
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tmp = entry['message']
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except:
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print ("Error in the beacon section of the configuration file.")
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return 0
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else:
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return 1
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def test_telemetry_settings(self):
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return 1
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490
pe1rxf_aprs.py
Normal file
490
pe1rxf_aprs.py
Normal file
@@ -0,0 +1,490 @@
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'''
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# A basic APRS iGate and APRS weather station with additional (optional) PE1RXF telemetry support
|
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#
|
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# This program reads the registers of the PE1RXF weather station via ModBus RTU and sends it as
|
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# an APRS WX report over APRS. Additionally, it sends beacons and forwards received APRS messages
|
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# to the APRS-IS network. All configurable via a YAML file called pe1rxf_aprs.yml.
|
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#
|
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# This program also has a PE1RXF APRS telemetry to MQTT bridge, which is configurable via pe1rxf_telemetry.yml
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#
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# Copyright (C) 2023, 2024 M.T. Konstapel https://meezenest.nl/mees
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#
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||||
# This file is part of weather_station
|
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#
|
||||
# weather_station is free software: you can redistribute it and/or modify
|
||||
# it under the terms of the GNU General Public License as published by
|
||||
# the Free Software Foundation, either version 3 of the License, or
|
||||
# (at your option) any later version.
|
||||
#
|
||||
# weather_station is distributed in the hope that it will be useful,
|
||||
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
# GNU General Public License for more details.
|
||||
#
|
||||
# You should have received a copy of the GNU General Public License
|
||||
# along with weather_station. If not, see <https://www.gnu.org/licenses/>.
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||||
'''
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import sys
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import time
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from time import gmtime, strftime
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import pythonax25
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import yaml
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from yaml.loader import SafeLoader
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import schedule
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import aprslib
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import logging
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from threading import Thread
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from weather_station_modbus import WeatherStation
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from config_reader import config_reader
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main_config_file = "pe1rxf_aprs.yml"
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telemetry_config_file = "pe1rxf_telemetry.yml"
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rflog_file = ""
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# Make Weather data global so scheduled task can use it
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WxData = []
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APRSIS = []
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axport = []
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axdevice = []
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axaddress = []
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class aprs_status:
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nr_of_ports = 0
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pass
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aprs = aprs_status()
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# AX.25 stuff
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def setup_ax25():
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# Check if there's any active AX25 port
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print("\nAvailable AX.25 ports:")
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current_port = 0;
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port_nr = pythonax25.config_load_ports()
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aprs.nr_of_ports = port_nr
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if port_nr > 0:
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# Get the device name of the first port
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axport.append(pythonax25.config_get_first_port())
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axdevice.append(pythonax25.config_get_device(axport[current_port]))
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axaddress.append(pythonax25.config_get_address(axport[current_port]))
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print (axport[current_port], axdevice[current_port], axaddress[current_port])
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current_port = current_port + 1
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|
||||
while port_nr - current_port > 0:
|
||||
axport.append(pythonax25.config_get_next_port(axport[current_port-1]))
|
||||
axdevice.append(pythonax25.config_get_device(axport[current_port]))
|
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axaddress.append(pythonax25.config_get_address(axport[current_port]))
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||||
print (axport[current_port], axdevice[current_port], axaddress[current_port])
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||||
current_port = current_port + 1
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||||
|
||||
else:
|
||||
print("No AX.25 ports found.")
|
||||
sys.exit()
|
||||
|
||||
# Initiate a PF_PACKET socket (RX)
|
||||
rx_socket = pythonax25.packet_socket()
|
||||
|
||||
return rx_socket
|
||||
|
||||
def setup_old__ax25():
|
||||
# Check if there's any active AX25 port
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||||
print("\nAvailable AX.25 ports:")
|
||||
current_port = 0;
|
||||
port_nr = pythonax25.config_load_ports()
|
||||
aprs.nr_of_ports = port_nr
|
||||
if port_nr > 0:
|
||||
# Get the device name of the first port
|
||||
axport.append(pythonax25.config_get_first_port())
|
||||
axdevice.append(pythonax25.config_get_device(axport[current_port]))
|
||||
axaddress.append(pythonax25.config_get_address(axport[current_port]))
|
||||
print (axport[current_port], axdevice[current_port], axaddress[current_port])
|
||||
current_port = current_port + 1
|
||||
|
||||
while port_nr - current_port > 0:
|
||||
axport.append(pythonax25.config_get_next_port(axport[current_port-1]))
|
||||
axdevice.append(pythonax25.config_get_device(axport[current_port]))
|
||||
axaddress.append(pythonax25.config_get_address(axport[current_port]))
|
||||
print (axport[current_port], axdevice[current_port], axaddress[current_port])
|
||||
current_port = current_port + 1
|
||||
|
||||
else:
|
||||
print("No AX.25 ports found.")
|
||||
sys.exit()
|
||||
|
||||
# Initiate a PF_PACKET socket (RX)
|
||||
rx_socket = pythonax25.packet_socket()
|
||||
|
||||
return rx_socket
|
||||
|
||||
def receive_ax25(rx_socket):
|
||||
# Blocking receive packet, 10 ms timeout
|
||||
receive = pythonax25.packet_rx(rx_socket,10)
|
||||
return receive
|
||||
|
||||
def parsePacket(string):
|
||||
# Split the address and payload separated by APRS PID
|
||||
buffer = string.split(b'\x03\xf0')
|
||||
address = buffer[0]
|
||||
|
||||
# Check if the first byte indicates it is a data packet
|
||||
if address[0] == 0:
|
||||
# Cut the first byte and feed it to the address parser
|
||||
listAddress = getAllAddress(address[1:])
|
||||
|
||||
if listAddress != 0:
|
||||
# Get the source, destination, and digipeaters from the address list
|
||||
source = listAddress[1]
|
||||
destination = listAddress[0]
|
||||
digipeaters = listAddress[2:]
|
||||
# Occasionally a bad packet is received causng the program to crash with an "IndexError: list index out of range". Fix: check if index IS out of range before copying it to payload
|
||||
if len(buffer) > 1:
|
||||
payload = buffer[1]
|
||||
else:
|
||||
payload = 'NOT VALID'
|
||||
else:
|
||||
# If there was an error decoding the address we return save values which will be ignored by the rest of the program
|
||||
source = 'NOCALL'
|
||||
destination = 'NOCALL'
|
||||
digipeaters = 'NOCALL'
|
||||
payload = 'NOT VALID'
|
||||
else:
|
||||
# If there was an error decoding the address we return save values which will be ignored by the rest of the program
|
||||
source = 'NOCALL'
|
||||
destination = 'NOCALL'
|
||||
digipeaters = 'NOCALL'
|
||||
payload = 'NOT VALID'
|
||||
#raise Exception('Not a data packet')
|
||||
|
||||
return (source, destination, digipeaters, payload)
|
||||
|
||||
def getAllAddress(packetAddress):
|
||||
allAddress = []
|
||||
addressSize = 7
|
||||
|
||||
# Check if the networked address string is valid
|
||||
if (len(packetAddress) % 7) == 0:
|
||||
|
||||
for i in range(0, len(packetAddress), addressSize):
|
||||
address = ""
|
||||
# First extract CALL
|
||||
for pos in range(6):
|
||||
address = address + ( chr(packetAddress[i+pos]>>1) )
|
||||
|
||||
# Remove spaces
|
||||
address= address.rstrip()
|
||||
# Than extract SSID
|
||||
|
||||
ssid = packetAddress[i+6] & 0b00011110
|
||||
ssid = ssid >> 1
|
||||
if ssid != 0:
|
||||
address = address + '-' + str(ssid)
|
||||
|
||||
# Has been repeated flag set? Check only for digipeaters, not source and destination
|
||||
if i != 0 and i != 7:
|
||||
if packetAddress[i+6] & 0b10000000:
|
||||
address = address + '*'
|
||||
#print (address)
|
||||
|
||||
allAddress.append(address)
|
||||
|
||||
# Create a list of all address in ASCII form
|
||||
#try:
|
||||
# allAddress = [pythonax25.network_to_ascii(packetAddress[i:i+addressSize])
|
||||
# for i in range(0, len(packetAddress), addressSize)]
|
||||
#except:
|
||||
# allAddress = 0
|
||||
#print (allAddress)
|
||||
return allAddress
|
||||
else:
|
||||
# Received a non valid address. Fill return value with NULL so we don't crash
|
||||
allAddress = 0
|
||||
return allAddress
|
||||
#raise Exception('Error: Address is not a multiple of 7')
|
||||
|
||||
def process_aprsis(packet):
|
||||
|
||||
#print("Received APRSIS")
|
||||
timestamp = time.strftime("%Y-%m-%d %H:%M:%S", gmtime())
|
||||
|
||||
if rflog_file == 0:
|
||||
return 0
|
||||
|
||||
string = timestamp + ' ' + 'APRSIS ' + ' R ' + str(packet, 'utf-8') + '\n'
|
||||
|
||||
try:
|
||||
with open(rflog_file, "a") as logfile:
|
||||
logfile.write(string)
|
||||
except:
|
||||
return 0
|
||||
else:
|
||||
return 1
|
||||
|
||||
def send_aprsis(srcCall, dest, digi, msg):
|
||||
try:
|
||||
APRSIS.connect()
|
||||
except:
|
||||
print("Could not connect to APRS-IS network.")
|
||||
else:
|
||||
if digi == 0 or digi == "":
|
||||
message = srcCall + '>' + dest + ':' + msg
|
||||
else:
|
||||
# Drop those packets we shouldn't send to APRS-IS
|
||||
if (',TCP' in digi): # drop packets sourced from internet
|
||||
print(">>> Internet packet not igated: " + packet)
|
||||
return 1
|
||||
if ('RFONLY' in digi):
|
||||
print(">>> RFONLY, not igated.")
|
||||
return 1
|
||||
if ('NOGATE' in digi):
|
||||
print(">>> NOGATE, not igated")
|
||||
return 1
|
||||
|
||||
message = srcCall + '>' + dest + ',' + digi + ':' + msg
|
||||
|
||||
# send a single status message
|
||||
try:
|
||||
APRSIS.sendall(message)
|
||||
#print(message)
|
||||
except:
|
||||
print("Failed to send message to APRS-IS network.")
|
||||
else:
|
||||
log_ax25("APRSIS ", srcCall, dest, digi, msg, 'T')
|
||||
|
||||
def send_ax25(portCall, srcCall, dest, digi, msg):
|
||||
# Initiate a datagram socket (TX)
|
||||
tx_socket = pythonax25.datagram_socket()
|
||||
res = pythonax25.datagram_bind(tx_socket, srcCall, portCall)
|
||||
#print(res)
|
||||
|
||||
if digi == 0 or digi == "":
|
||||
res = pythonax25.datagram_tx(tx_socket, dest, msg)
|
||||
#print(timestamp + ' ' + portCall + ' T ' + srcCall + '>' + dest + ':' + msg)
|
||||
else:
|
||||
res = pythonax25.datagram_tx_digi(tx_socket, dest, digi, msg)
|
||||
#print(timestamp + ' ' + portCall + ' T ' + srcCall + '>' + dest + ',' + digi + ':' + msg)
|
||||
|
||||
#print(res)
|
||||
pythonax25.close_socket(tx_socket)
|
||||
|
||||
log_ax25(portCall, srcCall, dest, digi, msg, 'T')
|
||||
|
||||
# If logging is enabled in configuration file (global:log-rf), append APRS frame to log file
|
||||
def log_ax25(portCall, srcCall, dest, digi, msg, mode):
|
||||
timestamp = time.strftime("%Y-%m-%d %H:%M:%S", gmtime())
|
||||
|
||||
if rflog_file == 0:
|
||||
return 0
|
||||
|
||||
if digi == 0 or digi == "":
|
||||
string = timestamp + ' ' + portCall.ljust(9) + ' ' + mode + ' ' + srcCall + '>' + dest + ':' + msg + '\n'
|
||||
else:
|
||||
string = timestamp + ' ' + portCall.ljust(9) + ' ' + mode + ' ' + srcCall + '>' + dest + ',' + digi + ':' + msg + '\n'
|
||||
|
||||
try:
|
||||
with open(rflog_file, "a") as logfile:
|
||||
logfile.write(string)
|
||||
except:
|
||||
return 0
|
||||
else:
|
||||
return 1
|
||||
|
||||
def send_aprs_weather_report(weather_settings):
|
||||
global WxData
|
||||
|
||||
# Convert sensible SI values to freedom units for APRS weather report
|
||||
wind_direction = int(WxData['Wind direction'])
|
||||
wind_speed = int(2.2369 * WxData['Wind speed'])
|
||||
wind_gust = int(2.2369 * WxData['Wind gust'])
|
||||
#rain_lasthour = int(3.93700787 * WxData['Rain last hour'])
|
||||
rain_lasthour = 0
|
||||
#rain_24hour = int(3.93700787 * WxData['Rain last 24 hours'])
|
||||
rain_24hour = 0
|
||||
temperature = int(WxData['Temperature'] * 1.8 + 32)
|
||||
humidity = int(WxData['Humidity'])
|
||||
if (humidity == 100):
|
||||
humidity = 0;
|
||||
pressure =int(10 * WxData['Pressure'])
|
||||
|
||||
# Get date and time
|
||||
timestamp = time.strftime("%d%H%M", gmtime())
|
||||
|
||||
# Construct APRS weather report
|
||||
aprs_position = weather_settings['position']
|
||||
aprs_wx_report = '@' + timestamp + 'z' + weather_settings['position'] + "{:03d}".format(wind_direction) + '/' + "{:03d}".format(wind_speed) + 'g' + "{:03d}".format(wind_gust) + 't' + "{:03d}".format(temperature) + 'r' + "{:03d}".format(rain_lasthour) + 'p' + "{:03d}".format(rain_24hour) + 'h' + "{:02d}".format(humidity) + 'b' + "{:05d}".format(pressure)
|
||||
|
||||
if weather_settings['port'] == 'aprsis':
|
||||
send_aprsis(weather_settings['call'], weather_settings['destination'], weather_settings['digi_path'], aprs_wx_report)
|
||||
else:
|
||||
# Send it
|
||||
# Find call of ax25 port
|
||||
port_call = 0
|
||||
for position in range(len(axdevice)):
|
||||
if axdevice[position] == weather_settings['port']:
|
||||
port_call = axaddress[position]
|
||||
|
||||
if (weather_settings['call'] == 0):
|
||||
src_call = port_call
|
||||
else:
|
||||
src_call = weather_settings['call']
|
||||
|
||||
send_ax25(port_call, src_call, weather_settings['destination'], weather_settings['digi_path'], aprs_wx_report)
|
||||
|
||||
def send_aprs_beacon(beacon_settings):
|
||||
beacon_message = beacon_settings['position'] + beacon_settings['message']
|
||||
|
||||
if beacon_settings['port'] == 'aprsis':
|
||||
send_aprsis(beacon_settings['call'], beacon_settings['destination'], beacon_settings['digi_path'], beacon_message)
|
||||
else:
|
||||
# Send it
|
||||
# Find call of ax25 port
|
||||
port_call = 0
|
||||
for position in range(len(axdevice)):
|
||||
if axdevice[position] == beacon_settings['port']:
|
||||
port_call = axaddress[position]
|
||||
|
||||
if (beacon_settings['call'] == 0):
|
||||
src_call = port_call
|
||||
else:
|
||||
src_call = beacon_settings['call']
|
||||
|
||||
send_ax25(port_call, src_call, beacon_settings['destination'], beacon_settings['digi_path'], beacon_message)
|
||||
|
||||
def send_telemetry():
|
||||
message = ':' + 'PE1RXF-3 ' + ':' + str(WxData['Wind direction']) + ',' + str(WxData['Wind speed']) + ',' + str(WxData['Wind gust']) + ',' + str(WxData['Rain last hour']) + ',' + str(WxData['Rain last 24 hours']) + ',' + str(WxData['Temperature']) + ',' + str(WxData['Humidity']) + ',' + str(WxData['Pressure']) + ',' + str(WxData['Temp backup']) + ',' + str(WxData['Status bits'])
|
||||
|
||||
send_ax25('PE1RXF-3', 'PE1RXF-13', "APZMDM", 0, message)
|
||||
|
||||
def check_heater(weather_station):
|
||||
# Check if heater is off, if so, turn it on
|
||||
if weather_station.wx_data['Status bits'] & 0x4 == 0:
|
||||
weather_station.enable_heater()
|
||||
print("Heater was off, turned it back on gain.")
|
||||
|
||||
def run():
|
||||
|
||||
global WxData
|
||||
|
||||
# Debug logging for aprslib
|
||||
logging.basicConfig(level=logging.DEBUG) # level=10
|
||||
|
||||
loop_counter=0
|
||||
|
||||
# Read the main configuration file (pe1rxf_aprs.yml)
|
||||
Configuration = config_reader(main_config_file, telemetry_config_file)
|
||||
|
||||
if Configuration.read_settings() == 0:
|
||||
sys.exit()
|
||||
|
||||
global rflog_file
|
||||
rflog_file = Configuration.config_file_settings['global']['log-rf']
|
||||
|
||||
print ("Write APRS frames to: " + rflog_file)
|
||||
print ("Read configuration files.")
|
||||
|
||||
rx_socket = setup_ax25()
|
||||
|
||||
# a valid passcode for the callsign is required in order to send
|
||||
print("Connecting to APRS-IS server")
|
||||
global APRSIS
|
||||
APRSIS = aprslib.IS(Configuration.config_file_settings['aprsis']['call'], passwd=Configuration.config_file_settings['aprsis']['passcode'], port=Configuration.config_file_settings['aprsis']['port'])
|
||||
APRSIS.connect()
|
||||
|
||||
print("Trying to connect to the weather station via the RS-485 dongle...")
|
||||
try:
|
||||
weather_station = WeatherStation(Configuration.config_file_settings['modbus']['port'], Configuration.config_file_settings['modbus']['address'])
|
||||
except:
|
||||
print("No response from the weather station via the ModBus, even after several retries. Disabling the weather station.")
|
||||
sys.exit(1) # Make program work without weather station
|
||||
else:
|
||||
print("Got response from the weather station. Weather information is available.")
|
||||
|
||||
# NOTE: Should be done periodically! So when the weather station is unplugged and plugged back in, the heater will be enabled again.
|
||||
try:
|
||||
weather_station.enable_heater()
|
||||
except:
|
||||
print("No response from the weather station via the ModBus, even after several retries. Disabling the weather station.")
|
||||
sys.exit(1) # Make program work without weather station!
|
||||
else:
|
||||
print("Enabled the heater function on the weather station.")
|
||||
|
||||
###
|
||||
# Schedule all periodic transmissions (use a little randomness)
|
||||
###
|
||||
# Schedule all weather report transmisions
|
||||
for entry in Configuration.config_file_settings['weather']:
|
||||
interval = entry['interval']
|
||||
if interval != 0:
|
||||
print("Scheduled WX report transmission")
|
||||
interval = interval * 60 # from minutes to seconds
|
||||
schedule.every(interval - 59).to(interval + 59).seconds.do(send_aprs_weather_report, entry)
|
||||
|
||||
# Schedule all beacon transmisions
|
||||
for entry in Configuration.config_file_settings['beacon']:
|
||||
interval = entry['interval']
|
||||
if interval != 0:
|
||||
print("Scheduled beacon transmission.")
|
||||
interval = interval * 60 # from minutes to seconds
|
||||
schedule.every(interval - 59).to(interval + 59).seconds.do(send_aprs_beacon, entry)
|
||||
|
||||
# Schedule telemetry transmision
|
||||
print("Scheduled telemetry transmission.")
|
||||
schedule.every(10).minutes.do(send_telemetry)
|
||||
|
||||
# ScheduleL check if heater is still on
|
||||
schedule.every(10).minutes.do(check_heater, weather_station)
|
||||
|
||||
# Connect to incoming APRS-IS feed
|
||||
# by default `raw` is False, then each line is ran through aprslib.parse()
|
||||
|
||||
# Set filter on incomming feed
|
||||
APRSIS.set_filter(Configuration.config_file_settings['aprsis']['filter'])
|
||||
# This is a blocking call, should run as seperate thread
|
||||
# create a thread
|
||||
thread = Thread(target=APRSIS.consumer, args=(process_aprsis, True, True, True))
|
||||
# run the thread
|
||||
thread.start()
|
||||
|
||||
while (1):
|
||||
|
||||
#print ("Reading registers of weather station.")
|
||||
if weather_station.get_weather_data() == 0:
|
||||
print ('No response from ModBus, even after 5 retries. Keep trying.')
|
||||
else:
|
||||
WxData = weather_station.wx_data
|
||||
|
||||
schedule.run_pending()
|
||||
|
||||
receive = receive_ax25(rx_socket)
|
||||
for port in range(len(axdevice)):
|
||||
if receive[0][1] == axdevice[port]:
|
||||
#print(receive)
|
||||
source, destination, digipeaters, payload = parsePacket(receive[1])
|
||||
#print(receive[1])
|
||||
# bug UnicodeDecodeError: 'utf-8' codec can't decode byte 0xf8 in position 47: invalid start byte
|
||||
try:
|
||||
payload = payload.decode()
|
||||
except:
|
||||
payload = 'NOT VALID'
|
||||
|
||||
#print("Packet Received by = %s"%axaddress[0])
|
||||
#print("Source Address = %s"%source)
|
||||
#print("Destination Address = %s"%destination)
|
||||
#print("Digipeaters =")
|
||||
#print(digipeaters)
|
||||
#print("Payload = %s"%payload)
|
||||
#print("")
|
||||
|
||||
#aprs_frame = axaddress[0] + '>' + destination + ',' + ','.join(digipeaters) + ':' + payload
|
||||
#print (aprs_frame)
|
||||
log_ax25(axaddress[port], source, destination, ','.join(digipeaters), payload, 'R')
|
||||
digipeaters.append('qAR')
|
||||
digipeaters.append(Configuration.config_file_settings['aprsis']['call'])
|
||||
send_aprsis(source, destination, ','.join(digipeaters), payload)
|
||||
#telemetry=process_message(source, port, payload, client)
|
||||
|
||||
|
||||
#time.sleep(1) # Short sleep
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
sys.stdout = sys.stderr = open('/home/marcel/pe1rxf_aprs_debug.log', 'w')
|
||||
|
||||
run()
|
89
pe1rxf_aprs.yml
Normal file
89
pe1rxf_aprs.yml
Normal file
@@ -0,0 +1,89 @@
|
||||
# This is the main configuration file for the PE1RXF APRS digipeater, igate and weather station software
|
||||
#
|
||||
# The settings for the PE1RXF telemetry server are configured in file pe1rxf_telemetry.yml
|
||||
#
|
||||
# NOTE: At the start, the program randomizes the starting time of every individual periodic transmission,
|
||||
# so even if all intervals are equal, the transmissions are not at the same time, but rather spread over time.
|
||||
#
|
||||
|
||||
# This section (ax25) is being depricated
|
||||
ax25:
|
||||
call: PE1RXF-13 # Call from which transmissions are made
|
||||
destination: APZMDM # APRS destination
|
||||
|
||||
telemetry_port: ax1 # Linux AX.25 port to which telemetry is sent
|
||||
telemetry_digi_path: 0 # Digipeater path for telemetry messages (0 = no path)
|
||||
telemetry_interval: 5 # Time between telemetry transmissions
|
||||
telemetry_server: PE1RXF-3 # PE1RXF telemetry server call
|
||||
|
||||
weather_report_port: ax0 # Linux AX.25 port to which telemetry is sent
|
||||
weather_report_digi_path: WIDE2-2 # Digipeater path for weather reports (0 = no path)
|
||||
weather_report_interval: 10 # Time between weather report transmissions
|
||||
|
||||
# Global settings
|
||||
global:
|
||||
log-rf: /home/marcel/test/pe1rxf_aprs-rf.log # Log RF traffic to file (0=no logging)
|
||||
|
||||
modbus:
|
||||
port: /dev/serial/by-path/platform-3f980000.usb-usb-0:1.1:1.0-port0 # USB port to which RS-485 dongle is connected
|
||||
address: 14 # ModBus address of weather station
|
||||
|
||||
# APRS-IS section
|
||||
aprsis:
|
||||
call: PE1RXF-1 # Amateur radio call
|
||||
passcode: 19123 # APRS-IS passcode for the call
|
||||
server: euro.aprs2.net # APRS-IS server to connect to (if set to 0 forwarding to the APRS-IS network is disabled) NOT YET FUNCTIONING
|
||||
port: 14580 # APRS-IS server port
|
||||
filter: "b/PE1RXF* g/PE1RXF*" # APRS-IS incomming feed filter
|
||||
|
||||
# APRS weather station section
|
||||
weather:
|
||||
- port: ax0 # Linux AX.25 port to which APRS weather report is sent
|
||||
call: PE1RXF-13 # Call from which transmissions are made (can be a different call from the call assigned to the AX.25 port)
|
||||
destination: APZMDM # APRS destination
|
||||
digi_path: WIDE2-2 # Digipeater path for weather reports (0 = no path)
|
||||
position: 5302.76N/00707.85E_ # The position string for the weather station
|
||||
interval: 10 # Time between weather report transmissions (0 = disable)
|
||||
- port: ax1
|
||||
call: PE1RXF-13
|
||||
destination: APZMDM
|
||||
digi_path: WIDE2-2
|
||||
position: 5302.76N/00707.85E_
|
||||
interval: 10
|
||||
- port: aprsis
|
||||
call: PE1RXF-13
|
||||
destination: APZMDM
|
||||
digi_path: 0
|
||||
position: 5302.76N/00707.85E_
|
||||
interval: 10
|
||||
|
||||
# APRS beacon section
|
||||
beacon:
|
||||
- port: ax0 # The AX.25 port on which to transmit (use aprsis for beaconing to the internet via APRS-IS, set to 0 if you want to use the call assigned to the port in /etc/ax25/axports)
|
||||
call: PE1RXF-1 # Call from which transmissions are made (can be a different call from the call assigned to the AX.25 port)
|
||||
destination: APRX29 # APRS destination
|
||||
digi_path: WIDE2-1 # Specifie the digipeater path (best practise is to use WIDE2-1, WIDE2-2 or set to 0 for no path)
|
||||
position: "!5302.78NR00707.91E&" # The position string for the beacon (better to put this string between parentheses)
|
||||
message: APRS RX iGATE 144.800MHz # The beacon text
|
||||
interval: 30 # Beacon interval in minutes
|
||||
- port: ax1
|
||||
call: PE1RXF-3
|
||||
destination: APRX29
|
||||
digi_path: WIDE2-1
|
||||
position: "!5302.78NL00707.91E&"
|
||||
message: LoRa APRS RX iGATE 433.775MHz
|
||||
interval: 30
|
||||
- port: aprsis
|
||||
call: PE1RXF-1
|
||||
destination: APRX29
|
||||
digi_path: 0
|
||||
position: "!5302.78NR00707.91E&"
|
||||
message: APRS RX iGATE 144.800MHz
|
||||
interval: 10
|
||||
- port: aprsis
|
||||
call: PE1RXF-3
|
||||
destination: APRX29
|
||||
digi_path: 0
|
||||
position: "!5302.78NL00707.91E&"
|
||||
message: LoRa APRS RX iGATE 433.775MHz
|
||||
interval: 10
|
5
pe1rxf_telemetry.yml
Normal file
5
pe1rxf_telemetry.yml
Normal file
@@ -0,0 +1,5 @@
|
||||
# The settings for the PE1RXF telemetry server are configured in this file
|
||||
#
|
||||
# NOTE: At the start, the program randomizes the starting time of every individual periodic transmission,
|
||||
# so even if all intervals are equal, the transmissions are not at the same time, but rather spread over time.
|
||||
#
|
115
python-ax25/README.md
Normal file
115
python-ax25/README.md
Normal file
@@ -0,0 +1,115 @@
|
||||
# python-ax25
|
||||
|
||||
Python AX.25 Module for Python3
|
||||
|
||||
## Introduction
|
||||
|
||||
This is a python module designed for Python3 to access AX.25 features. This module is a C extension that can access the AX.25 interface from the Linux kernel.
|
||||
|
||||
This C extension is inspired from pyax25 https://github.com/ha5di/pyax25
|
||||
|
||||
## Installing the Module
|
||||
|
||||
Clone the Git repository
|
||||
|
||||
```
|
||||
$ git clone https://github.com/josefmtd/python-ax25
|
||||
```
|
||||
|
||||
Install the module by running the install script inside the python-ax25 directory
|
||||
|
||||
```
|
||||
$ cd python-ax25
|
||||
# ./install.sh
|
||||
```
|
||||
|
||||
## Module Functions
|
||||
|
||||
Before using any of the functions, make sure to load all the available ports using `config_load_ports()`
|
||||
|
||||
```
|
||||
pythonax25.config_load_ports()
|
||||
|
||||
Returns = number of available ports (int)
|
||||
```
|
||||
|
||||
To get the names of available ports, use the `config_get_first_port` and `config_get_next_port`
|
||||
|
||||
```
|
||||
pythonax25.config_get_first_port()
|
||||
|
||||
Returns = name of first port (unicode string)
|
||||
|
||||
|
||||
pythonax25.config_get_next_port(portname)
|
||||
|
||||
Returns = name of port after 'portname' (unicode string)
|
||||
```
|
||||
|
||||
To retrieve further information for each available port, use these functions:
|
||||
1. `config_get_port_name(device)`
|
||||
2. `config_get_address(portname)`
|
||||
3. `config_get_device(portname)`
|
||||
4. `config_get_window(portname)`
|
||||
5. `config_get_packet_length(portname)`
|
||||
6. `config_get_baudrate(portname)`
|
||||
7. `config_get_description(portname)`
|
||||
|
||||
To change the callsign from ASCII to network format and vice versa, use the functions `ascii_to_network(callsignascii)` and `network_to_ascii(callsignnetwork)`
|
||||
|
||||
```
|
||||
pythonax25.ascii_to_network(callsignascii)
|
||||
|
||||
Returns = callsign in network format (byte literal string)
|
||||
|
||||
|
||||
pythonax25.network_to_ascii(callsignnetwork)
|
||||
|
||||
Returns = callsign in ascii format (unicode string)
|
||||
```
|
||||
|
||||
For receiving AX.25 packets, the packet socket is mostly used in C programs. Start a socket by using `packet_socket()` and begin receiving by using `packet_rx(fd, timeout)`
|
||||
|
||||
```
|
||||
pythonax25.packet_socket()
|
||||
|
||||
Returns = file descriptor (int)
|
||||
|
||||
|
||||
pythonax25.packet_rx(fd, timeout)
|
||||
|
||||
Returns = Protocol and Address (tuple of int and string) and packet (byte-literal string)
|
||||
```
|
||||
|
||||
For sending APRS messages, the datagram socket is used. Socket is started by using `datagram_socket()`, bound to a port by using `datagram_bind(fd, srccall, portcall)` and send packets via `datagram_tx(fd, destcall, message)` or `datagram_tx(fd, destcall, digicall, message)`
|
||||
|
||||
```
|
||||
pythonax25.datagram_socket()
|
||||
|
||||
Returns = file descriptor (int)
|
||||
|
||||
|
||||
pythonax25.datagram_bind(fd, srccall, destcall)
|
||||
|
||||
Returns = result of bind (int)
|
||||
|
||||
|
||||
pythonax25.datagram_tx(fd, destcall, message)
|
||||
|
||||
Returns = result of transmission (int)
|
||||
|
||||
|
||||
pythonax25.datagram_tx_digi(fd, destcall, digicall, message)
|
||||
|
||||
Returns = result of transmission (int)
|
||||
```
|
||||
|
||||
Closing socket is done by using `close_socket(fd)`
|
||||
|
||||
```
|
||||
pythonax25.close_socket(fd)
|
||||
|
||||
Returns = result of close (int)
|
||||
```
|
||||
|
||||
2020 - Josef Matondang
|
BIN
python-ax25/dist/pythonax25-1.0-py3.11-linux-armv7l.egg
vendored
Normal file
BIN
python-ax25/dist/pythonax25-1.0-py3.11-linux-armv7l.egg
vendored
Normal file
Binary file not shown.
65
python-ax25/examples/readAPRS.py
Executable file
65
python-ax25/examples/readAPRS.py
Executable file
@@ -0,0 +1,65 @@
|
||||
#!/usr/bin/python3
|
||||
|
||||
import pythonax25
|
||||
|
||||
def parsePacket(string):
|
||||
# Split the address and payload separated by APRS PID
|
||||
buffer = string.split(b'\x03\xf0')
|
||||
address = buffer[0]
|
||||
|
||||
# Check if the first byte indicates it is a data packet
|
||||
if address[0] is 0:
|
||||
# Cut the first byte and feed it to the address parser
|
||||
listAddress = getAllAddress(address[1:])
|
||||
|
||||
# Get the source, destination, and digipeaters from the address list
|
||||
source = listAddress[1]
|
||||
destination = listAddress[0]
|
||||
digipeaters = listAddress[2:]
|
||||
else:
|
||||
raise Exception('Not a data packet')
|
||||
|
||||
payload = buffer[1]
|
||||
return (source, destination, digipeaters, payload)
|
||||
|
||||
def getAllAddress(packetAddress):
|
||||
addressSize = 7
|
||||
# Check if the networked address string is valid
|
||||
if (len(packetAddress) % 7) is 0:
|
||||
# Create a list of all address in ASCII form
|
||||
allAddress = [pythonax25.network_to_ascii(packetAddress[i:i+addressSize])
|
||||
for i in range(0, len(packetAddress), addressSize)]
|
||||
return allAddress
|
||||
else:
|
||||
raise Exception('Error: Address is not a multiple of 7')
|
||||
|
||||
def main():
|
||||
# Check if there's any active AX25 port
|
||||
if pythonax25.config_load_ports() > 0:
|
||||
# Get the device name of the first port
|
||||
axport = pythonax25.config_get_first_port()
|
||||
axdevice = pythonax25.config_get_device(axport)
|
||||
axaddress = pythonax25.config_get_address(axport)
|
||||
else:
|
||||
exit(0)
|
||||
|
||||
# Initiate a PF_PACKET socket
|
||||
socket = pythonax25.packet_socket()
|
||||
|
||||
while True:
|
||||
# Blocking receive packet, 10 ms timeout
|
||||
receive = pythonax25.packet_rx(socket,10)
|
||||
if receive[0][1] == axdevice:
|
||||
print(receive)
|
||||
source, destination, digipeaters, payload = parsePacket(receive[1])
|
||||
print("Packet Received by = %s"%axaddress)
|
||||
print("Source Address = %s"%source)
|
||||
print("Destination Address = %s"%destination)
|
||||
print("Digipeaters =")
|
||||
print(digipeaters)
|
||||
print("Payload = %s"%payload)
|
||||
print("")
|
||||
else:
|
||||
continue
|
||||
|
||||
main()
|
49
python-ax25/examples/sendAPRS.py
Executable file
49
python-ax25/examples/sendAPRS.py
Executable file
@@ -0,0 +1,49 @@
|
||||
#!/usr/bin/python3
|
||||
|
||||
import pythonax25
|
||||
import time
|
||||
|
||||
def main():
|
||||
# Check if there's any active AX25 port
|
||||
if pythonax25.config_load_ports() > 0:
|
||||
# Get the device name of the first port
|
||||
axport = pythonax25.config_get_first_port()
|
||||
axdevice = pythonax25.config_get_device(axport)
|
||||
axaddress = pythonax25.config_get_address(axport)
|
||||
else:
|
||||
exit(0)
|
||||
|
||||
# Initiate a datagram socket
|
||||
socket = pythonax25.datagram_socket()
|
||||
|
||||
srcCall = 'YD0ABH-13'
|
||||
portCall = axaddress
|
||||
|
||||
res = pythonax25.datagram_bind(socket, srcCall, portCall)
|
||||
print(res)
|
||||
|
||||
dest = 'APZINA'
|
||||
digi = 'WIDE2-2'
|
||||
msg = '!0611.08S/10649.35E$ INARad LoRa APRS#CO2=500'
|
||||
|
||||
res = pythonax25.datagram_tx_digi(socket, dest, digi, msg)
|
||||
print(res)
|
||||
|
||||
time.sleep(1)
|
||||
|
||||
msg = 'T#001,034,034,034,034,000,11111111'
|
||||
res = pythonax25.datagram_tx_digi(socket, dest, digi, msg)
|
||||
print(res)
|
||||
|
||||
time.sleep(1)
|
||||
|
||||
msg = '_07190749c045s055g055t076r001h45b10101'
|
||||
res = pythonax25.datagram_tx_digi(socket, dest, digi, msg)
|
||||
print(res)
|
||||
|
||||
pythonax25.close_socket(socket)
|
||||
|
||||
return res
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
17
python-ax25/install.sh
Executable file
17
python-ax25/install.sh
Executable file
@@ -0,0 +1,17 @@
|
||||
#!/bin/bash
|
||||
|
||||
DIR=`dirname $0`
|
||||
|
||||
# Update the system
|
||||
/usr/bin/apt update
|
||||
#/usr/bin/apt -y upgrade
|
||||
|
||||
# Install the dependencies
|
||||
/usr/bin/apt -y install libax25 libax25-dev ax25-apps ax25-tools python3-dev
|
||||
|
||||
# Install the Python module
|
||||
${DIR}/setup.py build
|
||||
${DIR}/setup.py install
|
||||
|
||||
# Remove the build
|
||||
/bin/rm -rf "${DIR}/build"
|
4
python-ax25/pythonax25.egg-info/PKG-INFO
Normal file
4
python-ax25/pythonax25.egg-info/PKG-INFO
Normal file
@@ -0,0 +1,4 @@
|
||||
Metadata-Version: 2.1
|
||||
Name: pythonax25
|
||||
Version: 1.0
|
||||
Summary: CPython extension for LINUX ax.25 stack
|
7
python-ax25/pythonax25.egg-info/SOURCES.txt
Normal file
7
python-ax25/pythonax25.egg-info/SOURCES.txt
Normal file
@@ -0,0 +1,7 @@
|
||||
README.md
|
||||
pythonax25module.c
|
||||
setup.py
|
||||
pythonax25.egg-info/PKG-INFO
|
||||
pythonax25.egg-info/SOURCES.txt
|
||||
pythonax25.egg-info/dependency_links.txt
|
||||
pythonax25.egg-info/top_level.txt
|
1
python-ax25/pythonax25.egg-info/dependency_links.txt
Normal file
1
python-ax25/pythonax25.egg-info/dependency_links.txt
Normal file
@@ -0,0 +1 @@
|
||||
|
1
python-ax25/pythonax25.egg-info/top_level.txt
Normal file
1
python-ax25/pythonax25.egg-info/top_level.txt
Normal file
@@ -0,0 +1 @@
|
||||
pythonax25
|
352
python-ax25/pythonax25module.c
Normal file
352
python-ax25/pythonax25module.c
Normal file
@@ -0,0 +1,352 @@
|
||||
#define PY_SSIZE_T_CLEAN
|
||||
#include <Python.h>
|
||||
|
||||
#include <sys/types.h>
|
||||
#include <netinet/in.h>
|
||||
#include <sys/ioctl.h>
|
||||
#include <netdb.h>
|
||||
|
||||
#include <unistd.h>
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
#include <syslog.h>
|
||||
#include <signal.h>
|
||||
#include <string.h>
|
||||
#include <time.h>
|
||||
#include <poll.h>
|
||||
|
||||
// #include <curses.h>
|
||||
|
||||
#include <sys/socket.h>
|
||||
#include <net/if.h>
|
||||
#include <net/ethernet.h>
|
||||
|
||||
#include <netax25/ax25.h>
|
||||
#include <netax25/axconfig.h>
|
||||
#include <netax25/axlib.h>
|
||||
|
||||
static PyObject * config_load_ports(PyObject* self, PyObject* args) {
|
||||
int activePort;
|
||||
activePort = ax25_config_load_ports();
|
||||
return PyLong_FromLong(activePort);
|
||||
}
|
||||
|
||||
static PyObject * config_get_first_port(PyObject* self, PyObject* args) {
|
||||
char *portName;
|
||||
portName = ax25_config_get_next(NULL);
|
||||
return Py_BuildValue("s", portName);
|
||||
}
|
||||
|
||||
static PyObject * config_get_next_port(PyObject* self, PyObject* args) {
|
||||
char *portName;
|
||||
char *nextPort;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
nextPort = ax25_config_get_next(portName);
|
||||
return Py_BuildValue("s", nextPort);
|
||||
}
|
||||
|
||||
static PyObject * config_get_port_name(PyObject* self, PyObject* args) {
|
||||
char *device;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &device);
|
||||
portName = ax25_config_get_name(device);
|
||||
return Py_BuildValue("s", portName);
|
||||
}
|
||||
|
||||
static PyObject * config_get_address(PyObject* self, PyObject* args) {
|
||||
char *portName;
|
||||
char *address;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
address = ax25_config_get_addr(portName);
|
||||
return Py_BuildValue("s", address);
|
||||
}
|
||||
|
||||
static PyObject * config_get_device(PyObject* self, PyObject* args) {
|
||||
char *device;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
device = ax25_config_get_dev(portName);
|
||||
return Py_BuildValue("s", device);
|
||||
}
|
||||
|
||||
static PyObject * config_get_window(PyObject* self, PyObject* args) {
|
||||
int window;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
window = ax25_config_get_window(portName);
|
||||
return PyLong_FromLong(window);
|
||||
}
|
||||
|
||||
static PyObject * config_get_packet_length(PyObject* self, PyObject* args) {
|
||||
int packetLength;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
packetLength = ax25_config_get_paclen(portName);
|
||||
return PyLong_FromLong(packetLength);
|
||||
}
|
||||
|
||||
static PyObject * config_get_baudrate(PyObject* self, PyObject* args) {
|
||||
int baudRate;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
baudRate = ax25_config_get_baud(portName);
|
||||
return Py_BuildValue("i", baudRate);
|
||||
}
|
||||
|
||||
static PyObject * config_get_description(PyObject* self, PyObject* args) {
|
||||
char *description;
|
||||
char *portName;
|
||||
PyArg_ParseTuple(args, "s", &portName);
|
||||
description = ax25_config_get_desc(portName);
|
||||
return Py_BuildValue("s", description);
|
||||
}
|
||||
|
||||
static PyObject * aton_entry(PyObject* self, PyObject* args) {
|
||||
char *callsignNetwork = null_ax25_address.ax25_call;
|
||||
char *callsignString;
|
||||
int result;
|
||||
|
||||
PyArg_ParseTuple(args, "s", &callsignString);
|
||||
result = ax25_aton_entry(callsignString, callsignNetwork);
|
||||
return Py_BuildValue("iy", result, callsignNetwork);
|
||||
}
|
||||
|
||||
static PyObject * ntoa(PyObject* self, PyObject* args) {
|
||||
static PyObject * callsignPython;
|
||||
char *callsignNetwork;
|
||||
char *callsignString;
|
||||
|
||||
ax25_address *callsign = &null_ax25_address;
|
||||
|
||||
if (!PyArg_ParseTuple(args, "y", &callsignNetwork))
|
||||
fprintf(stderr, "ERROR: CANNOT ASSIGN\n");
|
||||
|
||||
strncpy(callsign->ax25_call, callsignNetwork, 7);
|
||||
callsignString = ax25_ntoa(callsign);
|
||||
|
||||
callsignPython = Py_BuildValue("s", callsignString);
|
||||
|
||||
return callsignPython;
|
||||
}
|
||||
|
||||
static PyObject * datagram_socket(PyObject* self, PyObject* args) {
|
||||
int fileDescriptor;
|
||||
fileDescriptor = socket(AF_AX25, SOCK_DGRAM, 0);
|
||||
return PyLong_FromLong(fileDescriptor);
|
||||
}
|
||||
|
||||
static PyObject * datagram_bind(PyObject* self, PyObject* args) {
|
||||
struct full_sockaddr_ax25 src;
|
||||
char *portcall, *srccall;
|
||||
int len, sock, result;
|
||||
|
||||
PyArg_ParseTuple(args, "iss", &sock, &srccall, &portcall);
|
||||
|
||||
char * addr = malloc(sizeof(char*) * (strlen(srccall) + strlen(portcall) + 2));
|
||||
sprintf(addr, "%s %s", srccall, portcall);
|
||||
|
||||
len = ax25_aton(addr, &src);
|
||||
|
||||
free(addr);
|
||||
|
||||
// Binding the socket to source
|
||||
if (bind(sock, (struct sockaddr *)&src, len) == -1) {
|
||||
result = 1;
|
||||
}
|
||||
else {
|
||||
result = 0;
|
||||
}
|
||||
|
||||
return PyLong_FromLong(result);
|
||||
|
||||
}
|
||||
|
||||
static PyObject * datagram_tx_digi(PyObject* self, PyObject* args) {
|
||||
struct full_sockaddr_ax25 dest;
|
||||
char *destcall = NULL, *digicall = NULL;
|
||||
char *message;
|
||||
int dlen, sock, result;
|
||||
|
||||
PyArg_ParseTuple(args, "isss", &sock, &destcall, &digicall, &message);
|
||||
|
||||
char * addr = malloc(sizeof(char*) * (strlen(destcall) + strlen(digicall) + 2));
|
||||
sprintf(addr, "%s %s", destcall, digicall);
|
||||
|
||||
dlen = ax25_aton(addr, &dest);
|
||||
|
||||
free(addr);
|
||||
|
||||
// Send a datagram packet to socket
|
||||
if (sendto(sock, message, strlen(message), 0, (struct sockaddr *)&dest, dlen) == -1) {
|
||||
result = 1;
|
||||
}
|
||||
|
||||
result = 0;
|
||||
return PyLong_FromLong(result);
|
||||
}
|
||||
|
||||
static PyObject * datagram_tx(PyObject* self, PyObject* args) {
|
||||
struct full_sockaddr_ax25 dest;
|
||||
char *destcall = NULL;
|
||||
char *message;
|
||||
int dlen, sock, result;
|
||||
|
||||
PyArg_ParseTuple(args, "iss", &sock, &destcall, &message);
|
||||
|
||||
dlen = ax25_aton(destcall, &dest);
|
||||
|
||||
// Send a datagram packet to socket
|
||||
if (sendto(sock, message, strlen(message), 0, (struct sockaddr *)&dest, dlen) == -1) {
|
||||
result = 1;
|
||||
}
|
||||
|
||||
result = 0;
|
||||
return PyLong_FromLong(result);
|
||||
}
|
||||
|
||||
// Using PF_PACKET Socket
|
||||
|
||||
static PyObject * packet_socket(PyObject* self, PyObject* args) {
|
||||
int fileDescriptor;
|
||||
fileDescriptor = socket(PF_PACKET, SOCK_PACKET, htons(ETH_P_AX25));
|
||||
return PyLong_FromLong(fileDescriptor);
|
||||
}
|
||||
|
||||
// Close a socket
|
||||
static PyObject * close_socket(PyObject* self, PyObject* args) {
|
||||
int fileDescriptor;
|
||||
int result;
|
||||
|
||||
PyArg_ParseTuple(args, "i", &fileDescriptor);
|
||||
result = close(fileDescriptor);
|
||||
return PyLong_FromLong(result);
|
||||
}
|
||||
|
||||
static PyObject * packet_tx(PyObject* self, PyObject* args) {
|
||||
int fileDescriptor;
|
||||
int result;
|
||||
int length;
|
||||
char *buffer;
|
||||
char *destination;
|
||||
struct sockaddr socketAddress;
|
||||
int addressSize = sizeof(socketAddress);
|
||||
unsigned char newBuffer[1000];
|
||||
int bufferLength;
|
||||
int i;
|
||||
int k;
|
||||
unsigned char charBuffer;
|
||||
|
||||
PyArg_ParseTuple(args, "isis", &fileDescriptor, &buffer, &length, &destination);
|
||||
|
||||
bufferLength = strlen(buffer);
|
||||
|
||||
i = 0;
|
||||
k = 0;
|
||||
|
||||
while ( i < bufferLength ) {
|
||||
charBuffer = (buffer[i++] & 0x0f) << 4;
|
||||
charBuffer = charBuffer | (buffer[i++] & 0x0f);
|
||||
newBuffer[k++] = charBuffer;
|
||||
}
|
||||
|
||||
strcpy(socketAddress.sa_data, destination);
|
||||
socketAddress.sa_family = AF_AX25;
|
||||
|
||||
result = sendto(fileDescriptor, newBuffer, k, 0, &socketAddress, addressSize);
|
||||
|
||||
return Py_BuildValue("i", result);
|
||||
}
|
||||
|
||||
static PyObject * packet_rx(PyObject* self, PyObject* args) {
|
||||
int fileDescriptor;
|
||||
int result;
|
||||
int addressSize;
|
||||
int packetSize;
|
||||
int timeout;
|
||||
|
||||
struct sockaddr socketAddress;
|
||||
struct pollfd pollFileDescriptor;
|
||||
|
||||
unsigned char receiveBuffer[1024];
|
||||
|
||||
PyArg_ParseTuple(args, "ii", &fileDescriptor, &timeout);
|
||||
|
||||
// Poll the socket for an available data
|
||||
pollFileDescriptor.fd = fileDescriptor;
|
||||
pollFileDescriptor.events = POLLRDNORM;
|
||||
|
||||
result = poll(&pollFileDescriptor, 1, timeout);
|
||||
|
||||
// Read all packet received
|
||||
packetSize = 0;
|
||||
socketAddress.sa_family = AF_UNSPEC;
|
||||
strcpy(socketAddress.sa_data, "");
|
||||
|
||||
if (result == 1) {
|
||||
addressSize = sizeof(socketAddress);
|
||||
packetSize = recvfrom(fileDescriptor, receiveBuffer, sizeof(receiveBuffer),
|
||||
0, &socketAddress, (socklen_t*)&addressSize);
|
||||
}
|
||||
|
||||
return Py_BuildValue("(is)y#", socketAddress.sa_family, socketAddress.sa_data,
|
||||
receiveBuffer, packetSize);
|
||||
}
|
||||
|
||||
static PyObject *PythonAx25Error;
|
||||
|
||||
//////////////////////////////////////////
|
||||
// Define methods
|
||||
//////////////////////////////////////////
|
||||
|
||||
static PyMethodDef python_ax25_functions[] = {
|
||||
{"config_load_ports", config_load_ports, METH_VARARGS, ""},
|
||||
{"config_get_first_port", config_get_first_port, METH_VARARGS, ""},
|
||||
{"config_get_next_port", config_get_next_port, METH_VARARGS, ""},
|
||||
{"config_get_port_name", config_get_port_name, METH_VARARGS, ""},
|
||||
{"config_get_address", config_get_address, METH_VARARGS, ""},
|
||||
{"config_get_device", config_get_device, METH_VARARGS, ""},
|
||||
{"config_get_window", config_get_window, METH_VARARGS, ""},
|
||||
{"config_get_packet_length", config_get_packet_length, METH_VARARGS, ""},
|
||||
{"config_get_baudrate", config_get_baudrate, METH_VARARGS, ""},
|
||||
{"config_get_description", config_get_description, METH_VARARGS, ""},
|
||||
{"network_to_ascii", ntoa, METH_VARARGS, ""},
|
||||
{"ascii_to_network", aton_entry, METH_VARARGS, ""},
|
||||
{"datagram_socket", datagram_socket, METH_VARARGS, ""},
|
||||
{"datagram_bind", datagram_bind, METH_VARARGS, ""},
|
||||
{"datagram_tx_digi", datagram_tx_digi, METH_VARARGS, ""},
|
||||
{"datagram_tx", datagram_tx, METH_VARARGS, ""},
|
||||
{"packet_socket", packet_socket, METH_VARARGS, ""},
|
||||
{"packet_rx", packet_rx, METH_VARARGS, ""},
|
||||
{"packet_tx", packet_tx, METH_VARARGS, ""},
|
||||
{"close_socket", close_socket, METH_VARARGS, ""},
|
||||
{NULL, NULL, 0, NULL}
|
||||
};
|
||||
|
||||
// Initialize module
|
||||
static struct PyModuleDef moduledef = {
|
||||
PyModuleDef_HEAD_INIT,
|
||||
"pythonax25",
|
||||
"This is a python module for ax.25",
|
||||
-1,
|
||||
python_ax25_functions,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
NULL,
|
||||
};
|
||||
|
||||
PyMODINIT_FUNC
|
||||
|
||||
PyInit_pythonax25(void) {
|
||||
PyObject * m;
|
||||
m = PyModule_Create(&moduledef);
|
||||
|
||||
if (m == NULL)
|
||||
return NULL;
|
||||
|
||||
PythonAx25Error = PyErr_NewException("pythonax25.error", NULL, NULL);
|
||||
Py_INCREF(PythonAx25Error);
|
||||
PyModule_AddObject(m, "error", PythonAx25Error);
|
||||
|
||||
return m;
|
||||
}
|
10
python-ax25/setup.py
Executable file
10
python-ax25/setup.py
Executable file
@@ -0,0 +1,10 @@
|
||||
#!/usr/bin/python3
|
||||
|
||||
from distutils.core import setup, Extension
|
||||
|
||||
module1 = Extension('pythonax25', libraries = ['ax25', 'ax25io'], sources = ['pythonax25module.c'])
|
||||
|
||||
setup (name = 'pythonax25',
|
||||
version = '1.0',
|
||||
description = 'CPython extension for LINUX ax.25 stack',
|
||||
ext_modules = [module1])
|
5
start_weater_station.sh
Executable file
5
start_weater_station.sh
Executable file
@@ -0,0 +1,5 @@
|
||||
#!/bin/bash
|
||||
|
||||
# Start weather_station software
|
||||
/usr/bin/python3 /home/marcel/ham/weather_station/weather_station_rs485_client.py -c /home/marcel/ham/weather_station/config.yml &
|
||||
|
134
weather_station_modbus.py
Normal file
134
weather_station_modbus.py
Normal file
@@ -0,0 +1,134 @@
|
||||
""""
|
||||
ModBus control routines
|
||||
Copyright (C) 2023 M.T. Konstapel
|
||||
|
||||
This program is free software: you can redistribute it and/or modify
|
||||
it under the terms of the GNU General Public License as published by
|
||||
the Free Software Foundation, either version 3 of the License, or
|
||||
(at your option) any later version.
|
||||
|
||||
This program is distributed in the hope that it will be useful,
|
||||
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
||||
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
||||
GNU General Public License for more details.
|
||||
|
||||
You should have received a copy of the GNU General Public License
|
||||
along with this program. If not, see <https://www.gnu.org/licenses/>.
|
||||
"""
|
||||
|
||||
import minimalmodbus
|
||||
import serial
|
||||
from retrying import retry
|
||||
#from epevermodbus.extract_bits import extract_bits
|
||||
|
||||
|
||||
class WeatherStation(minimalmodbus.Instrument):
|
||||
"""Instrument class for Epever Charge Controllers.
|
||||
|
||||
Args:
|
||||
* portname (str): port name
|
||||
* slaveaddress (int): slave address in the range 1 to 247
|
||||
|
||||
"""
|
||||
|
||||
@retry(wait_fixed=10000, stop_max_attempt_number=5)
|
||||
def __init__(self, portname, slaveaddress):
|
||||
minimalmodbus.Instrument.__init__(self, portname, slaveaddress)
|
||||
self.serial.baudrate = 9600
|
||||
self.serial.bytesize = 8
|
||||
self.serial.parity = serial.PARITY_NONE
|
||||
self.serial.stopbits = 1
|
||||
self.serial.timeout = 1
|
||||
self.mode = minimalmodbus.MODE_RTU
|
||||
self.clear_buffers_before_each_transaction = True
|
||||
self.wx_data = []
|
||||
|
||||
@retry(wait_fixed=200, stop_max_attempt_number=5)
|
||||
def retriable_read_register(
|
||||
self, registeraddress, number_of_decimals, functioncode, signed=False
|
||||
):
|
||||
return self.read_register(
|
||||
registeraddress, number_of_decimals, functioncode, signed
|
||||
)
|
||||
|
||||
@retry(wait_fixed=200, stop_max_attempt_number=5)
|
||||
def retriable_read_bit(self, registeraddress, functioncode):
|
||||
return self.read_bit(registeraddress, functioncode)
|
||||
|
||||
@retry(wait_fixed=200, stop_max_attempt_number=5)
|
||||
def retriable_write_bit(self, registeraddress, data, functioncode):
|
||||
return self.write_bit(registeraddress, data, functioncode)
|
||||
|
||||
#Address range 0x3000
|
||||
def get_id(self):
|
||||
"""PV array rated voltage"""
|
||||
return self.retriable_read_register(0, 0, 4)
|
||||
|
||||
def get_wind_direction(self):
|
||||
"""PV array rated current"""
|
||||
return self.retriable_read_register(1, 1, 4)
|
||||
|
||||
def get_wind_speedl(self):
|
||||
"""PV array rated power (low 16 bits)"""
|
||||
return self.retriable_read_register(2, 2, 4)
|
||||
|
||||
def get_wind_gust(self):
|
||||
"""PV array rated power (high 16 bits)"""
|
||||
return self.retriable_read_register(3, 2, 4)
|
||||
|
||||
def get_temperature(self):
|
||||
"""Rated Battery's voltage"""
|
||||
return self.retriable_read_register(4, 2, 4, True)
|
||||
|
||||
def get_rain(self):
|
||||
"""Rated charging current to battery"""
|
||||
return self.retriable_read_register(5, 2, 4)
|
||||
|
||||
def get_rain_last24(self):
|
||||
"""Rated charging power to battery (low 16 bits)"""
|
||||
return self.retriable_read_register(6, 2, 4)
|
||||
|
||||
def get_rain_since_midnight(self):
|
||||
"""Charging equipment rated output power (high 16 bits)"""
|
||||
return self.retriable_read_register(7, 0, 4)
|
||||
|
||||
def get_humidity(self):
|
||||
"""Charging mode: 0x0001 = PWM"""
|
||||
return self.retriable_read_register(8, 2, 4)
|
||||
|
||||
def get_pressure(self):
|
||||
"""Charging mode: 0x0001 = PWM"""
|
||||
return self.retriable_read_register(9, 1, 4)
|
||||
|
||||
def get_temperature_backup(self):
|
||||
"""Charging mode: 0x0001 = PWM"""
|
||||
return self.retriable_read_register(13, 2, 4,True)
|
||||
|
||||
def get_status_bits(self):
|
||||
"""Charging mode: 0x0001 = PWM"""
|
||||
return self.retriable_read_register(14, 0, 4)
|
||||
|
||||
def enable_heater(self):
|
||||
self.retriable_write_bit(0, 1, 5)
|
||||
|
||||
def disable_heater(self):
|
||||
self.retriable_write_bit(0, 0, 5)
|
||||
|
||||
def get_weather_data(self):
|
||||
try:
|
||||
self.wx_data={}
|
||||
self.wx_data['ID'] = self.get_id()
|
||||
self.wx_data['Wind direction'] = self.get_wind_direction()
|
||||
self.wx_data['Wind speed'] = self.get_wind_speedl()
|
||||
self.wx_data['Wind gust'] = self.get_wind_gust()
|
||||
self.wx_data['Rain last hour'] = self.get_rain()
|
||||
self.wx_data['Rain last 24 hours'] = self.get_rain_last24()
|
||||
self.wx_data['Temperature'] = self.get_temperature()
|
||||
self.wx_data['Humidity'] = self.get_humidity()
|
||||
self.wx_data['Pressure'] = self.get_pressure()
|
||||
self.wx_data['Temp backup'] = self.get_temperature_backup()
|
||||
self.wx_data['Status bits'] = self.get_status_bits()
|
||||
|
||||
return 1
|
||||
except:
|
||||
return 0
|
Reference in New Issue
Block a user