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

67 lines
2.3 KiB
Python

#!/usr/bin/env python3
import hashlib
import json
import pathlib
import sys
import bpy
TEXT_NAME = "WBV2-P1-005-StorageJournalContract"
CONTRACT_ID = "workflow:harden_opfs_indexeddb_journal_recovery"
def contract():
value = {
"schemaVersion": 1,
"contractId": CONTRACT_ID,
"journal": {
"interruptedAt": "BEFORE_PUBLISH",
"oldProjectUsable": True,
"recovery": "ROLLBACK_OLD_REVISION",
"stagedRevision": 8,
"oldRevision": 7,
},
"hash": {
"expected": "sha256:project-revision-8",
"mismatch": "QUARANTINED",
"verified": False,
},
"storage": {
"indexeddb": {"afterRecovery": 0, "journalEntriesBefore": 1, "metadataRevision": 7},
"opfs": {"afterRecovery": 0, "stagingFilesBefore": 1, "projectReadable": True},
},
"restart": {"generationAfter": 2, "generationBefore": 1, "status": "RECOVERED"},
"budget": {"maxJournalEntries": 32, "maxProjectBytes": 4 * 1024 * 1024},
"extensions": {"futureField": {"kind": "opaque", "value": "preserve-me"}},
}
encoded = json.dumps(value, sort_keys=True, separators=(",", ":"))
value["schemaHash"] = hashlib.sha256(encoded.encode("utf-8")).hexdigest()
return value
def main(output):
bpy.ops.wm.read_factory_settings(use_empty=True)
mesh = bpy.data.meshes.new("WBV2P1005StorageMesh")
mesh.from_pydata(
[(-1, -1, -1), (1, -1, -1), (1, 1, -1), (-1, 1, -1),
(-1, -1, 1), (1, -1, 1), (1, 1, 1), (-1, 1, 1)],
[],
[(0, 1, 2, 3), (4, 7, 6, 5), (0, 4, 5, 1),
(1, 5, 6, 2), (2, 6, 7, 3), (4, 0, 3, 7)],
)
mesh.update()
obj = bpy.data.objects.new("WBV2P1005StorageObject", mesh)
bpy.context.collection.objects.link(obj)
text = bpy.data.texts.new(TEXT_NAME)
text.write(json.dumps(contract(), 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-P1-005.py -- OUTPUT")
main(pathlib.Path(arguments[0]))