openwrt/scripts/json_overview_image_info.py

84 lines
2.3 KiB
Python
Executable File

#!/usr/bin/env python3
from os import getenv, environ
from pathlib import Path
from subprocess import run, PIPE
from sys import argv
import json
if len(argv) != 2:
print("JSON info files script requires output file as argument")
exit(1)
output_path = Path(argv[1])
assert getenv("WORK_DIR"), "$WORK_DIR required"
work_dir = Path(getenv("WORK_DIR"))
output = {}
def get_initial_output(image_info):
# preserve existing profiles.json
if output_path.is_file():
profiles = json.loads(output_path.read_text())
if profiles["version_code"] == image_info["version_code"]:
return profiles
return image_info
for json_file in work_dir.glob("*.json"):
image_info = json.loads(json_file.read_text())
if not output:
output = get_initial_output(image_info)
# get first and only profile in json file
device_id, profile = next(iter(image_info["profiles"].items()))
if device_id not in output["profiles"]:
output["profiles"][device_id] = profile
else:
output["profiles"][device_id]["images"].extend(profile["images"])
# make image lists unique by name, keep last/latest
for device_id, profile in output.get("profiles", {}).items():
profile["images"] = list({e["name"]: e for e in profile["images"]}.values())
if output:
(
default_packages,
output["arch_packages"],
linux_version,
linux_release,
linux_vermagic,
) = run(
[
"make",
"--no-print-directory",
"-C",
"target/linux/",
"val.DEFAULT_PACKAGES",
"val.ARCH_PACKAGES",
"val.LINUX_VERSION",
"val.LINUX_RELEASE",
"val.LINUX_VERMAGIC",
"V=s",
],
stdout=PIPE,
check=True,
env=environ.copy().update({"TOPDIR": Path().cwd()}),
universal_newlines=True,
).stdout.splitlines()
output["default_packages"] = sorted(default_packages.split())
output["linux_kernel"] = {
"version": linux_version,
"release": linux_release,
"vermagic": linux_vermagic,
}
output_path.write_text(json.dumps(output, sort_keys=True, separators=(",", ":")))
else:
print("JSON info file script could not find any JSON files for target")