mirror of
https://github.com/okalachev/flix.git
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2e7330d2f5
Use MAVLink LOG_REQUEST_DATA and LOG_DATA for download log instead of console. Make Wi-Fi download default way of downloading the log. Make `log` command only print the header and `log dump` dump the log.
52 lines
1.3 KiB
Python
Executable File
52 lines
1.3 KiB
Python
Executable File
#!/usr/bin/env python3
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# Download flight log remotely and save to file
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import os
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import time
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import datetime
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import struct
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from pymavlink.dialects.v20.common import MAVLink_log_data_message
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from pyflix import Flix
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DIR = os.path.dirname(os.path.realpath(__file__))
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flix = Flix()
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print('Downloading log...')
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header = flix.cli('log')
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print('Received header:\n- ' + '\n- '.join(header.split(',')))
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records = []
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def on_record(msg: MAVLink_log_data_message):
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global stop
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stop = time.time() + 1 # extend timeout
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records.append([])
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i = 0
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data = bytes(msg.data)
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while i + 4 <= msg.count:
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records[-1].append(struct.unpack('<f', data[i:i+4])[0])
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i += 4
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stop = time.time() + 3
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flix.on('mavlink.LOG_DATA', on_record)
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flix.mavlink.log_request_data_send(flix.system_id, 0, 0, 0, 0xFFFFFFFF)
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while time.time() < stop:
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time.sleep(1)
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flix.off(on_record)
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records.sort(key=lambda record: record[0])
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records = [record for record in records if record[0] != 0]
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print(f'Received records: {len(records)}')
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log = open(f'{DIR}/log/{datetime.datetime.now().isoformat()}.csv', 'wb')
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log.write(header.encode() + b'\n')
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for record in records:
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line = ','.join(f'{value}' for value in record)
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log.write(line.encode() + b'\n')
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print(f'Written {os.path.relpath(log.name, os.curdir)}')
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