giles
1a74d811f7
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Merges full history from art-dag/mono.git into the monorepo under the artdag/ directory. Contains: core (DAG engine), l1 (Celery rendering server), l2 (ActivityPub registry), common (shared templates/middleware), client (CLI), test (e2e). Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com> git-subtree-dir: artdag git-subtree-mainline:1a179de547git-subtree-split:4c2e716558
68 lines
1.4 KiB
Python
68 lines
1.4 KiB
Python
#!/usr/bin/env python3
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"""
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Compute content hash of a git repository.
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Hashes all tracked files (respects .gitignore) in sorted order.
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"""
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import hashlib
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import subprocess
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import sys
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from pathlib import Path
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def repo_hash(repo_path: Path) -> str:
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"""
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Compute SHA3-256 hash of all tracked files in a repo.
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Uses git ls-files to respect .gitignore.
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Files are hashed in sorted order for determinism.
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Each file contributes: relative_path + file_contents
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"""
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# Get list of tracked files
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result = subprocess.run(
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["git", "ls-files"],
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cwd=repo_path,
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capture_output=True,
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text=True,
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check=True,
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)
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files = sorted(result.stdout.strip().split("\n"))
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hasher = hashlib.sha3_256()
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for rel_path in files:
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if not rel_path:
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continue
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file_path = repo_path / rel_path
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if not file_path.is_file():
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continue
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# Include path in hash
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hasher.update(rel_path.encode())
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# Include contents
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with open(file_path, "rb") as f:
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for chunk in iter(lambda: f.read(65536), b""):
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hasher.update(chunk)
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return hasher.hexdigest()
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def main():
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if len(sys.argv) > 1:
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repo_path = Path(sys.argv[1])
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else:
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repo_path = Path.cwd()
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h = repo_hash(repo_path)
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print(f"Repository: {repo_path}")
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print(f"Hash: {h}")
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return h
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if __name__ == "__main__":
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main()
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