107 lines
3.8 KiB
Python
107 lines
3.8 KiB
Python
#!/usr/bin/env python3
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import os
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import sqlite3
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import aprs
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import json
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import aprslib
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import configparser
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import time
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def read_config():
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config = configparser.ConfigParser()
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config.read('config.ini')
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return config
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def get_db_connection():
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conn = sqlite3.connect('database.db')
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conn.row_factory = sqlite3.Row
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return conn
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def main():
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# Add the call and location of this station to the packet info
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config = read_config()
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# MYCALL = os.environ.get("MYCALL", "W1CDN")
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# KISS_HOST = os.environ.get("KISS_HOST", "192.168.0.30")
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# KISS_PORT = os.environ.get("KISS_PORT", "8001")
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ki = aprs.TCPKISS(host=config['Settings']['kiss_host'], port=int(config['Settings']['kiss_port']))
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ki.start()
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# Make a simple frame and send it
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frame = aprs.APRSFrame.ui(
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destination="APZ001",
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source=config['Settings']['mycall'],
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path=["WIDE1-1"],
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info=b">Hello World!",
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)
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#ki.write(frame)
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# Watch for new packets to come in
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while True:
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conn = get_db_connection()
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for frame in ki.read(min_frames=1):
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try:
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a = aprslib.parse(str(frame))
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a['station_call'] = config['Settings']['station_call']
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a['station_lat'] = config['Settings']['station_lat']
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a['station_lon'] = config['Settings']['station_lon']
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a['created_unix'] = int(time.time())
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print(a)
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# Make this a string and deal with it later (probably a mistake)
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a['path'] = str(a['path'])
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# Store true/false as 1/0
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if 'alive' in a:
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if a['alive'] == True:
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a['alive'] = 1
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else:
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a['alive'] = 0
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# Build an INSERT statement based on the fields we have from the frame
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attrib_names = ', '.join('"%s"' % w for w in a.keys())
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attrib_values = ", ".join("?" * len(a.keys()))
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sql = "INSERT INTO frames ("+attrib_names+") VALUES ("+attrib_values+")"
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try:
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# Insert data
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conn.execute(sql, list(a.values()))
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# TODO update stations table here
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# Original intent was to include the id from the frames table,
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# but that would mean making another conn.commit() (I think).
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# It's not immediately needed, so I'm skipping it.
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# Build query
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# "from" is wrappedin [] because it is a reserved word and using '' doesn't work.
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# https://www.sqlite.org/lang_keywords.html
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try:
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station_update = "'"+a['from'] +"', '"+ str(a['created_unix']) +"', '1'"
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query3 = "INSERT INTO stations ([from], last_heard_unix, count) \
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VALUES("+station_update+") \
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ON CONFLICT([from]) \
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DO UPDATE SET count = count + 1;"
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print(query3)
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# Insert/update data
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conn.execute(query3)
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except:
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print("Stations table couldn't be updated.")
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conn.commit()
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# TODO remove packets that are older ('created') than a limit set in config.ini
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# "5 minutes" also works
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#conn.execute("DELETE FROM frames WHERE created < DATETIME('now', '"+config['Settings']['keep_time']+"')")
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#conn.commit()
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except:
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print("Error with SQLite!")
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except:
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print("Frame could not be parsed.")
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conn.close()
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if __name__ == "__main__":
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main()
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