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Rebuild local Blender WASM environment and recovery evidence
2026-08-27 20:22:15 +08:00

70 lines
2.3 KiB
Python

#!/usr/bin/env python3
import hashlib
import json
import pathlib
import sys
import bpy
TEXT_NAME = "WBV2-P1-001-RuntimeReceipt"
RECEIPT_ID = "workflow:stabilize_runtime_variants_and_source_receipts"
def sha256_file(path):
return hashlib.sha256(path.read_bytes()).hexdigest()
def runtime_receipt():
root = pathlib.Path(__file__).resolve().parents[3]
source_hash = sha256_file(root / "blender-5.2.0/source/blender/web_engine/web_engine_blend_reader.cpp")
manifest = json.loads((root / "web/app/public/engine-manifest.json").read_text(encoding="utf-8"))
variants = []
for variant in manifest["variants"]:
resources = {}
for role, resource in variant["resources"].items():
resource_path = root / "web/app/public" / resource["url"].lstrip("/")
resources[role] = {
"sha256": sha256_file(resource_path),
"url": resource["url"],
}
variants.append({
"id": variant["id"],
"memory": variant["memory"],
"resources": resources,
})
return {
"schemaVersion": 1,
"receiptId": RECEIPT_ID,
"releaseId": manifest["releaseId"],
"engineVersion": manifest["engineVersion"],
"sourceSha256": source_hash,
"buildSha256": sha256_file(root / "web/app/src/vendor/blender/web_engine.wasm"),
"variants": variants,
"fallback": {
"policy": "AUTO",
"deterministicOrder": ["pthread", "single"],
"reasonCode": "PTHREAD_INITIALIZATION_FAILED",
},
"session": {
"generation": 1,
"oneEnginePerSession": True,
},
"extensions": {"futureField": {"kind": "opaque", "value": "preserve-me"}},
}
def main(output):
bpy.ops.wm.read_factory_settings(use_empty=True)
text = bpy.data.texts.new(TEXT_NAME)
text.write(json.dumps(runtime_receipt(), sort_keys=True, separators=(",", ":")))
text.use_fake_user = True
bpy.ops.wm.save_as_mainfile(filepath=str(output.resolve()), check_existing=False, compress=True)
if __name__ == "__main__":
arguments = sys.argv[sys.argv.index("--") + 1 :]
if len(arguments) != 1:
raise SystemExit("usage: blender -b --factory-startup --python WBV2-P1-001.py -- OUTPUT")
main(pathlib.Path(arguments[0]))