dragonpilot - 基於 openpilot 的開源駕駛輔助系統
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import dataclasses
import json
import pathlib
import subprocess
from openpilot.system.version import BUILD_METADATA_FILENAME, BuildMetadata
CASYNC_ARGS = ["--with=symlinks", "--with=permissions"]
CASYNC_FILES = [BUILD_METADATA_FILENAME, ".caexclude"]
def run(cmd):
return subprocess.check_output(cmd)
def get_exclude_set(path) -> set[str]:
exclude_set = set(CASYNC_FILES)
for file in path.rglob("*"):
if file.is_file() or file.is_symlink():
while file.resolve() != path.resolve():
exclude_set.add(str(file.relative_to(path)))
file = file.parent
return exclude_set
def create_caexclude_file(path: pathlib.Path):
with open(path / ".caexclude", "w") as f:
# exclude everything except the paths already in the release
f.write("*\n")
f.write(".*\n")
for file in sorted(get_exclude_set(path)):
f.write(f"!{file}\n")
def create_build_metadata_file(path: pathlib.Path, build_metadata: BuildMetadata, channel: str):
with open(path / BUILD_METADATA_FILENAME, "w") as f:
build_metadata_dict = dataclasses.asdict(build_metadata)
build_metadata_dict["channel"] = channel
build_metadata_dict["openpilot"].pop("is_dirty") # this is determined at runtime
f.write(json.dumps(build_metadata_dict))
def create_casync_release(target_dir: pathlib.Path, output_dir: pathlib.Path, channel: str):
caidx_file = output_dir / f"{channel}.caidx"
run(["casync", "make", *CASYNC_ARGS, caidx_file, target_dir])
digest = run(["casync", "digest", *CASYNC_ARGS, target_dir]).decode("utf-8").strip()
return digest, caidx_file