openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.
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#!/usr/bin/env python3
import argparse
import json
import pathlib
import tempfile
from openpilot.common.basedir import BASEDIR
from openpilot.system.hardware.tici.agnos import StreamingDecompressor, unsparsify, noop, AGNOS_MANIFEST_FILE
from openpilot.system.updated.casync.common import create_casync_from_file
from openpilot.system.version import get_agnos_version
if __name__ == "__main__":
parser = argparse.ArgumentParser(description="creates a casync release")
parser.add_argument("output_dir", type=str, help="output directory for the channel")
parser.add_argument("working_dir", type=str, help="working directory")
parser.add_argument("--version", type=str, help="version of agnos this is", default=get_agnos_version())
parser.add_argument("--manifest", type=str, help="json manifest to create agnos release from", \
default=str(pathlib.Path(BASEDIR) / AGNOS_MANIFEST_FILE))
args = parser.parse_args()
output_dir = pathlib.Path(args.output_dir)
output_dir.mkdir(parents=True, exist_ok=True)
working_dir = pathlib.Path(args.working_dir)
working_dir.mkdir(parents=True, exist_ok=True)
manifest_file = pathlib.Path(args.manifest)
with tempfile.NamedTemporaryFile(dir=str(working_dir)) as entry_file:
entry_path = pathlib.Path(entry_file.name)
with open(manifest_file) as f:
manifest = json.load(f)
for entry in manifest:
print(f"creating casync agnos build from {entry}")
downloader = StreamingDecompressor(entry['url'])
parse_func = unsparsify if entry['sparse'] else noop
parsed_chunks = parse_func(downloader)
size = entry["size"]
cur = 0
with open(entry_path, "wb") as f:
for chunk in parsed_chunks:
f.write(chunk)
create_casync_from_file(entry_path, output_dir, f"agnos-{args.version}-{entry['name']}")